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Commit 63dd622b authored by Richard Henderson's avatar Richard Henderson
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[ALPHA] Implement new ioread interface.

parent 91455b8f
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Showing with 1542 additions and 2252 deletions
arch/alpha/kernel/alpha_ksyms.c
View file @ 63dd622b
......@@ -68,36 +68,6 @@ EXPORT_SYMBOL(alpha_using_srm);
#endif /* CONFIG_ALPHA_GENERIC */
/* platform dependent support */
EXPORT_SYMBOL(_inb);
EXPORT_SYMBOL(_inw);
EXPORT_SYMBOL(_inl);
EXPORT_SYMBOL(_outb);
EXPORT_SYMBOL(_outw);
EXPORT_SYMBOL(_outl);
EXPORT_SYMBOL(_readb);
EXPORT_SYMBOL(_readw);
EXPORT_SYMBOL(_readl);
EXPORT_SYMBOL(_writeb);
EXPORT_SYMBOL(_writew);
EXPORT_SYMBOL(_writel);
EXPORT_SYMBOL(___raw_readb);
EXPORT_SYMBOL(___raw_readw);
EXPORT_SYMBOL(___raw_readl);
EXPORT_SYMBOL(___raw_readq);
EXPORT_SYMBOL(___raw_writeb);
EXPORT_SYMBOL(___raw_writew);
EXPORT_SYMBOL(___raw_writel);
EXPORT_SYMBOL(___raw_writeq);
EXPORT_SYMBOL(_memcpy_fromio);
EXPORT_SYMBOL(_memcpy_toio);
EXPORT_SYMBOL(_memset_c_io);
EXPORT_SYMBOL(scr_memcpyw);
EXPORT_SYMBOL(insb);
EXPORT_SYMBOL(insw);
EXPORT_SYMBOL(insl);
EXPORT_SYMBOL(outsb);
EXPORT_SYMBOL(outsw);
EXPORT_SYMBOL(outsl);
EXPORT_SYMBOL(strcat);
EXPORT_SYMBOL(strcmp);
EXPORT_SYMBOL(strcpy);
......
arch/alpha/kernel/core_marvel.c
View file @ 63dd622b
......@@ -610,11 +610,84 @@ marvel_pci_tbi(struct pci_controller *hose, dma_addr_t start, dma_addr_t end)
csrs->POx_SG_TBIA.csr;
}
/*
* RTC Support
*/
struct marvel_rtc_access_info {
unsigned long function;
unsigned long index;
unsigned long data;
};
static void
__marvel_access_rtc(void *info)
{
struct marvel_rtc_access_info *rtc_access = info;
register unsigned long __r0 __asm__("$0");
register unsigned long __r16 __asm__("$16") = rtc_access->function;
register unsigned long __r17 __asm__("$17") = rtc_access->index;
register unsigned long __r18 __asm__("$18") = rtc_access->data;
__asm__ __volatile__(
"call_pal %4 # cserve rtc"
: "=r"(__r16), "=r"(__r17), "=r"(__r18), "=r"(__r0)
: "i"(PAL_cserve), "0"(__r16), "1"(__r17), "2"(__r18)
: "$1", "$22", "$23", "$24", "$25");
rtc_access->data = __r0;
}
static u8
__marvel_rtc_io(u8 b, unsigned long addr, int write)
{
static u8 index = 0;
struct marvel_rtc_access_info rtc_access;
u8 ret = 0;
switch(addr) {
case 0x70: /* RTC_PORT(0) */
if (write) index = b;
ret = index;
break;
case 0x71: /* RTC_PORT(1) */
rtc_access.index = index;
rtc_access.data = BCD_TO_BIN(b);
rtc_access.function = 0x48 + !write; /* GET/PUT_TOY */
#ifdef CONFIG_SMP
if (smp_processor_id() != boot_cpuid)
smp_call_function_on_cpu(__marvel_access_rtc,
&rtc_access, 1, 1,
cpumask_of_cpu(boot_cpuid));
else
__marvel_access_rtc(&rtc_access);
#else
__marvel_access_rtc(&rtc_access);
#endif
ret = BIN_TO_BCD(rtc_access.data);
break;
default:
printk(KERN_WARNING "Illegal RTC port %lx\n", addr);
break;
}
return ret;
}
/*
* IO map support.
*/
unsigned long
#define __marvel_is_mem_vga(a) (((a) >= 0xa0000) && ((a) <= 0xc0000))
void __iomem *
marvel_ioremap(unsigned long addr, unsigned long size)
{
struct pci_controller *hose;
......@@ -633,8 +706,6 @@ marvel_ioremap(unsigned long addr, unsigned long size)
}
#endif
if (!marvel_is_ioaddr(addr)) return 0UL;
/*
* Find the hose.
*/
......@@ -643,7 +714,7 @@ marvel_ioremap(unsigned long addr, unsigned long size)
break;
}
if (!hose)
return 0UL;
return NULL;
/*
* We have the hose - calculate the bus limits.
......@@ -655,15 +726,17 @@ marvel_ioremap(unsigned long addr, unsigned long size)
* Is it direct-mapped?
*/
if ((baddr >= __direct_map_base) &&
((baddr + size - 1) < __direct_map_base + __direct_map_size))
return IDENT_ADDR | (baddr - __direct_map_base);
((baddr + size - 1) < __direct_map_base + __direct_map_size)) {
addr = IDENT_ADDR | (baddr - __direct_map_base);
return (void __iomem *) addr;
}
/*
* Check the scatter-gather arena.
*/
if (hose->sg_pci &&
baddr >= (unsigned long)hose->sg_pci->dma_base &&
last < (unsigned long)hose->sg_pci->dma_base + hose->sg_pci->size){
last < (unsigned long)hose->sg_pci->dma_base + hose->sg_pci->size) {
/*
* Adjust the limits (mappings must be page aligned)
......@@ -677,7 +750,9 @@ marvel_ioremap(unsigned long addr, unsigned long size)
* Map it.
*/
area = get_vm_area(size, VM_IOREMAP);
if (!area) return (unsigned long)NULL;
if (!area)
return NULL;
ptes = hose->sg_pci->ptes;
for (vaddr = (unsigned long)area->addr;
baddr <= last;
......@@ -686,7 +761,7 @@ marvel_ioremap(unsigned long addr, unsigned long size)
if (!(pfn & 1)) {
printk("ioremap failed... pte not valid...\n");
vfree(area->addr);
return 0UL;
return NULL;
}
pfn >>= 1; /* make it a true pfn */
......@@ -695,7 +770,7 @@ marvel_ioremap(unsigned long addr, unsigned long size)
PAGE_SIZE, 0)) {
printk("FAILED to map...\n");
vfree(area->addr);
return 0UL;
return NULL;
}
}
......@@ -703,101 +778,81 @@ marvel_ioremap(unsigned long addr, unsigned long size)
vaddr = (unsigned long)area->addr + (addr & ~PAGE_MASK);
return vaddr;
return (void __iomem *) vaddr;
}
/*
* Not found - assume legacy ioremap.
*/
return addr;
return NULL;
}
void
marvel_iounmap(unsigned long addr)
marvel_iounmap(volatile void __iomem *xaddr)
{
if (((long)addr >> 41) == -2)
return; /* kseg map, nothing to do */
if (addr)
unsigned long addr = (unsigned long) xaddr;
if (addr >= VMALLOC_START)
vfree((void *)(PAGE_MASK & addr));
}
#ifndef CONFIG_ALPHA_GENERIC
EXPORT_SYMBOL(marvel_ioremap);
EXPORT_SYMBOL(marvel_iounmap);
#endif
/*
* RTC Support
*/
struct marvel_rtc_access_info {
unsigned long function;
unsigned long index;
unsigned long data;
};
static void
__marvel_access_rtc(void *info)
int
marvel_is_mmio(const volatile void __iomem *xaddr)
{
struct marvel_rtc_access_info *rtc_access = info;
unsigned long addr = (unsigned long) xaddr;
register unsigned long __r0 __asm__("$0");
register unsigned long __r16 __asm__("$16") = rtc_access->function;
register unsigned long __r17 __asm__("$17") = rtc_access->index;
register unsigned long __r18 __asm__("$18") = rtc_access->data;
if (addr >= VMALLOC_START)
return 1;
else
return (addr & 0xFF000000UL) == 0;
}
__asm__ __volatile__(
"call_pal %4 # cserve rtc"
: "=r"(__r16), "=r"(__r17), "=r"(__r18), "=r"(__r0)
: "i"(PAL_cserve), "0"(__r16), "1"(__r17), "2"(__r18)
: "$1", "$22", "$23", "$24", "$25");
#define __marvel_is_port_vga(a) \
(((a) >= 0x3b0) && ((a) < 0x3e0) && ((a) != 0x3b3) && ((a) != 0x3d3))
#define __marvel_is_port_kbd(a) (((a) == 0x60) || ((a) == 0x64))
#define __marvel_is_port_rtc(a) (((a) == 0x70) || ((a) == 0x71))
rtc_access->data = __r0;
void __iomem *marvel_ioportmap (unsigned long addr)
{
if (__marvel_is_port_rtc (addr) || __marvel_is_port_kbd(addr))
;
#ifdef CONFIG_VGA_HOSE
else if (__marvel_is_port_vga (addr) && pci_vga_hose)
addr += pci_vga_hose->io_space->start;
#endif
else
return NULL;
return (void __iomem *)addr;
}
u8
__marvel_rtc_io(int write, u8 b, unsigned long addr)
unsigned int
marvel_ioread8(void __iomem *xaddr)
{
struct marvel_rtc_access_info rtc_access = {0, };
static u8 index = 0;
u8 ret = 0;
switch(addr) {
case 0x70: /* RTC_PORT(0) */
if (write) index = b;
ret = index;
break;
case 0x71: /* RTC_PORT(1) */
rtc_access.index = index;
rtc_access.data = BCD_TO_BIN(b);
rtc_access.function = 0x49; /* GET_TOY */
if (write) rtc_access.function = 0x48; /* PUT_TOY */
#ifdef CONFIG_SMP
if (smp_processor_id() != boot_cpuid)
smp_call_function_on_cpu(__marvel_access_rtc,
&rtc_access,
1, /* retry */
1, /* wait */
1UL << boot_cpuid);
unsigned long addr = (unsigned long) xaddr;
if (__marvel_is_port_kbd(addr))
return 0;
else if (__marvel_is_port_rtc(addr))
return __marvel_rtc_io(0, addr, 0);
else
__marvel_access_rtc(&rtc_access);
#else
__marvel_access_rtc(&rtc_access);
#endif
ret = BIN_TO_BCD(rtc_access.data);
break;
default:
printk(KERN_WARNING "Illegal RTC port %lx\n", addr);
break;
}
return __kernel_ldbu(*(vucp)addr);
}
return ret;
void
marvel_iowrite8(u8 b, void __iomem *xaddr)
{
unsigned long addr = (unsigned long) xaddr;
if (__marvel_is_port_kbd(addr))
return;
else if (__marvel_is_port_rtc(addr))
__marvel_rtc_io(b, addr, 1);
else
__kernel_stb(b, *(vucp)addr);
}
#ifndef CONFIG_ALPHA_GENERIC
EXPORT_SYMBOL(marvel_ioremap);
EXPORT_SYMBOL(marvel_iounmap);
EXPORT_SYMBOL(marvel_is_mmio);
EXPORT_SYMBOL(marvel_ioportmap);
EXPORT_SYMBOL(marvel_ioread8);
EXPORT_SYMBOL(marvel_iowrite8);
#endif
/*
* NUMA Support
......
arch/alpha/kernel/core_titan.c
View file @ 63dd622b
......@@ -461,7 +461,8 @@ titan_kill_arch(int mode)
/*
* IO map support.
*/
unsigned long
void __iomem *
titan_ioremap(unsigned long addr, unsigned long size)
{
int h = (addr & TITAN_HOSE_MASK) >> TITAN_HOSE_SHIFT;
......@@ -487,15 +488,19 @@ titan_ioremap(unsigned long addr, unsigned long size)
* Find the hose.
*/
for (hose = hose_head; hose; hose = hose->next)
if (hose->index == h) break;
if (!hose) return (unsigned long)NULL;
if (hose->index == h)
break;
if (!hose)
return NULL;
/*
* Is it direct-mapped?
*/
if ((baddr >= __direct_map_base) &&
((baddr + size - 1) < __direct_map_base + __direct_map_size))
return addr - __direct_map_base + TITAN_MEM_BIAS;
((baddr + size - 1) < __direct_map_base + __direct_map_size)) {
vaddr = addr - __direct_map_base + TITAN_MEM_BIAS;
return (void __iomem *) vaddr;
}
/*
* Check the scatter-gather arena.
......@@ -516,7 +521,9 @@ titan_ioremap(unsigned long addr, unsigned long size)
* Map it
*/
area = get_vm_area(size, VM_IOREMAP);
if (!area) return (unsigned long)NULL;
if (!area)
return NULL;
ptes = hose->sg_pci->ptes;
for (vaddr = (unsigned long)area->addr;
baddr <= last;
......@@ -525,7 +532,7 @@ titan_ioremap(unsigned long addr, unsigned long size)
if (!(pfn & 1)) {
printk("ioremap failed... pte not valid...\n");
vfree(area->addr);
return (unsigned long)NULL;
return NULL;
}
pfn >>= 1; /* make it a true pfn */
......@@ -534,35 +541,42 @@ titan_ioremap(unsigned long addr, unsigned long size)
PAGE_SIZE, 0)) {
printk("FAILED to map...\n");
vfree(area->addr);
return (unsigned long)NULL;
return NULL;
}
}
flush_tlb_all();
vaddr = (unsigned long)area->addr + (addr & ~PAGE_MASK);
return vaddr;
return (void __iomem *) vaddr;
}
/*
* Not found - assume legacy ioremap.
*/
return addr + TITAN_MEM_BIAS;
return NULL;
}
void
titan_iounmap(unsigned long addr)
titan_iounmap(volatile void __iomem *xaddr)
{
if (((long)addr >> 41) == -2)
return; /* kseg map, nothing to do */
if (addr)
unsigned long addr = (unsigned long) xaddr;
if (addr >= VMALLOC_START)
vfree((void *)(PAGE_MASK & addr));
}
int
titan_is_mmio(const volatile void __iomem *xaddr)
{
unsigned long addr = (unsigned long) xaddr;
if (addr >= VMALLOC_START)
return 1;
else
return (addr & 0x100000000UL) == 0;
}
#ifndef CONFIG_ALPHA_GENERIC
EXPORT_SYMBOL(titan_ioremap);
EXPORT_SYMBOL(titan_iounmap);
EXPORT_SYMBOL(titan_is_mmio);
#endif
/*
......
arch/alpha/kernel/err_titan.c
View file @ 63dd622b
......@@ -177,7 +177,7 @@ titan_parse_p_perror(int which, int port, u64 perror, int print)
#define TITAN__PCHIP_PERROR__CMD__S (52)
#define TITAN__PCHIP_PERROR__CMD__M (0x0f)
#define TITAN__PCHIP_PERROR__ADDR__S (14)
#define TITAN__PCHIP_PERROR__ADDR__M (0x1ffffffff)
#define TITAN__PCHIP_PERROR__ADDR__M (0x1fffffffful)
if (!(perror & TITAN__PCHIP_PERROR__ERRMASK))
return MCHK_DISPOSITION_UNKNOWN_ERROR;
......
arch/alpha/kernel/machvec_impl.h
View file @ 63dd622b
......@@ -44,56 +44,60 @@
#define DO_DEFAULT_RTC rtc_port: 0x70
#define DO_EV4_MMU \
max_asn: EV4_MAX_ASN, \
mv_switch_mm: ev4_switch_mm, \
mv_activate_mm: ev4_activate_mm, \
mv_flush_tlb_current: ev4_flush_tlb_current, \
mv_flush_tlb_current_page: ev4_flush_tlb_current_page
.max_asn = EV4_MAX_ASN, \
.mv_switch_mm = ev4_switch_mm, \
.mv_activate_mm = ev4_activate_mm, \
.mv_flush_tlb_current = ev4_flush_tlb_current, \
.mv_flush_tlb_current_page = ev4_flush_tlb_current_page
#define DO_EV5_MMU \
max_asn: EV5_MAX_ASN, \
mv_switch_mm: ev5_switch_mm, \
mv_activate_mm: ev5_activate_mm, \
mv_flush_tlb_current: ev5_flush_tlb_current, \
mv_flush_tlb_current_page: ev5_flush_tlb_current_page
.max_asn = EV5_MAX_ASN, \
.mv_switch_mm = ev5_switch_mm, \
.mv_activate_mm = ev5_activate_mm, \
.mv_flush_tlb_current = ev5_flush_tlb_current, \
.mv_flush_tlb_current_page = ev5_flush_tlb_current_page
#define DO_EV6_MMU \
max_asn: EV6_MAX_ASN, \
mv_switch_mm: ev5_switch_mm, \
mv_activate_mm: ev5_activate_mm, \
mv_flush_tlb_current: ev5_flush_tlb_current, \
mv_flush_tlb_current_page: ev5_flush_tlb_current_page
.max_asn = EV6_MAX_ASN, \
.mv_switch_mm = ev5_switch_mm, \
.mv_activate_mm = ev5_activate_mm, \
.mv_flush_tlb_current = ev5_flush_tlb_current, \
.mv_flush_tlb_current_page = ev5_flush_tlb_current_page
#define DO_EV7_MMU \
max_asn: EV6_MAX_ASN, \
mv_switch_mm: ev5_switch_mm, \
mv_activate_mm: ev5_activate_mm, \
mv_flush_tlb_current: ev5_flush_tlb_current, \
mv_flush_tlb_current_page: ev5_flush_tlb_current_page
.max_asn = EV6_MAX_ASN, \
.mv_switch_mm = ev5_switch_mm, \
.mv_activate_mm = ev5_activate_mm, \
.mv_flush_tlb_current = ev5_flush_tlb_current, \
.mv_flush_tlb_current_page = ev5_flush_tlb_current_page
#define IO_LITE(UP,low) \
hae_register: (unsigned long *) CAT(UP,_HAE_ADDRESS), \
iack_sc: CAT(UP,_IACK_SC), \
mv_inb: CAT(low,_inb), \
mv_inw: CAT(low,_inw), \
mv_inl: CAT(low,_inl), \
mv_outb: CAT(low,_outb), \
mv_outw: CAT(low,_outw), \
mv_outl: CAT(low,_outl), \
mv_readb: CAT(low,_readb), \
mv_readw: CAT(low,_readw), \
mv_readl: CAT(low,_readl), \
mv_readq: CAT(low,_readq), \
mv_writeb: CAT(low,_writeb), \
mv_writew: CAT(low,_writew), \
mv_writel: CAT(low,_writel), \
mv_writeq: CAT(low,_writeq), \
mv_ioremap: CAT(low,_ioremap), \
mv_iounmap: CAT(low,_iounmap) \
.hae_register = (unsigned long *) CAT(UP,_HAE_ADDRESS), \
.iack_sc = CAT(UP,_IACK_SC), \
.mv_ioread8 = CAT(low,_ioread8), \
.mv_ioread16 = CAT(low,_ioread16), \
.mv_ioread32 = CAT(low,_ioread32), \
.mv_iowrite8 = CAT(low,_iowrite8), \
.mv_iowrite16 = CAT(low,_iowrite16), \
.mv_iowrite32 = CAT(low,_iowrite32), \
.mv_readb = CAT(low,_readb), \
.mv_readw = CAT(low,_readw), \
.mv_readl = CAT(low,_readl), \
.mv_readq = CAT(low,_readq), \
.mv_writeb = CAT(low,_writeb), \
.mv_writew = CAT(low,_writew), \
.mv_writel = CAT(low,_writel), \
.mv_writeq = CAT(low,_writeq), \
.mv_ioportmap = CAT(low,_ioportmap), \
.mv_ioremap = CAT(low,_ioremap), \
.mv_iounmap = CAT(low,_iounmap), \
.mv_is_ioaddr = CAT(low,_is_ioaddr), \
.mv_is_mmio = CAT(low,_is_mmio) \
#define IO(UP,low) \
IO_LITE(UP,low), \
pci_ops: &CAT(low,_pci_ops)
.pci_ops = &CAT(low,_pci_ops), \
.mv_pci_tbi = CAT(low,_pci_tbi)
#define DO_APECS_IO IO(APECS,apecs)
#define DO_CIA_IO IO(CIA,cia)
......@@ -108,23 +112,8 @@
#define DO_WILDFIRE_IO IO(WILDFIRE,wildfire)
#define DO_PYXIS_IO IO_LITE(CIA,cia_bwx), \
pci_ops: &CAT(cia,_pci_ops)
#define BUS(which) \
mv_is_ioaddr: CAT(which,_is_ioaddr), \
mv_pci_tbi: CAT(which,_pci_tbi)
#define DO_APECS_BUS BUS(apecs)
#define DO_CIA_BUS BUS(cia)
#define DO_IRONGATE_BUS BUS(irongate)
#define DO_LCA_BUS BUS(lca)
#define DO_MARVEL_BUS BUS(marvel)
#define DO_MCPCIA_BUS BUS(mcpcia)
#define DO_POLARIS_BUS BUS(polaris)
#define DO_T2_BUS BUS(t2)
#define DO_TSUNAMI_BUS BUS(tsunami)
#define DO_TITAN_BUS BUS(titan)
#define DO_WILDFIRE_BUS BUS(wildfire)
.pci_ops = &cia_pci_ops, \
.mv_pci_tbi = cia_pci_tbi
/*
* In a GENERIC kernel, we have lots of these vectors floating about,
......
arch/alpha/kernel/pci-noop.c
View file @ 63dd622b
......@@ -200,3 +200,15 @@ dma_set_mask(struct device *dev, u64 mask)
return 0;
}
void __iomem *pci_iomap(struct pci_dev *dev, int bar, unsigned long maxlen)
{
return NULL;
}
void pci_iounmap(struct pci_dev *dev, void __iomem * addr)
{
}
EXPORT_SYMBOL(pci_iomap);
EXPORT_SYMBOL(pci_iounmap);
arch/alpha/kernel/pci.c
View file @ 63dd622b
......@@ -531,3 +531,37 @@ sys_pciconfig_iobase(long which, unsigned long bus, unsigned long dfn)
return -EOPNOTSUPP;
}
/* Create an __iomem token from a PCI BAR. Copied from lib/iomap.c with
no changes, since we don't want the other things in that object file. */
void __iomem *pci_iomap(struct pci_dev *dev, int bar, unsigned long maxlen)
{
unsigned long start = pci_resource_start(dev, bar);
unsigned long len = pci_resource_len(dev, bar);
unsigned long flags = pci_resource_flags(dev, bar);
if (!len || !start)
return NULL;
if (maxlen && len > maxlen)
len = maxlen;
if (flags & IORESOURCE_IO)
return ioport_map(start, len);
if (flags & IORESOURCE_MEM) {
/* Not checking IORESOURCE_CACHEABLE because alpha does
not distinguish between ioremap and ioremap_nocache. */
return ioremap(start, len);
}
return NULL;
}
/* Destroy that token. Not copied from lib/iomap.c. */
void pci_iounmap(struct pci_dev *dev, void __iomem * addr)
{
if (__is_mmio(addr))
iounmap(addr);
}
EXPORT_SYMBOL(pci_iomap);
EXPORT_SYMBOL(pci_iounmap);
arch/alpha/kernel/sys_alcor.c
View file @ 63dd622b
......@@ -274,7 +274,6 @@ struct alpha_machine_vector alcor_mv __initmv = {
DO_EV5_MMU,
DO_DEFAULT_RTC,
DO_CIA_IO,
DO_CIA_BUS,
.machine_check = cia_machine_check,
.max_isa_dma_address = ALPHA_ALCOR_MAX_ISA_DMA_ADDRESS,
.min_io_address = EISA_DEFAULT_IO_BASE,
......@@ -302,7 +301,6 @@ struct alpha_machine_vector xlt_mv __initmv = {
DO_EV5_MMU,
DO_DEFAULT_RTC,
DO_CIA_IO,
DO_CIA_BUS,
.machine_check = cia_machine_check,
.max_isa_dma_address = ALPHA_MAX_ISA_DMA_ADDRESS,
.min_io_address = EISA_DEFAULT_IO_BASE,
......
arch/alpha/kernel/sys_cabriolet.c
View file @ 63dd622b
......@@ -327,7 +327,6 @@ struct alpha_machine_vector cabriolet_mv __initmv = {
DO_EV4_MMU,
DO_DEFAULT_RTC,
DO_APECS_IO,
DO_APECS_BUS,
.machine_check = apecs_machine_check,
.max_isa_dma_address = ALPHA_MAX_ISA_DMA_ADDRESS,
.min_io_address = DEFAULT_IO_BASE,
......@@ -354,7 +353,6 @@ struct alpha_machine_vector eb164_mv __initmv = {
DO_EV5_MMU,
DO_DEFAULT_RTC,
DO_CIA_IO,
DO_CIA_BUS,
.machine_check = cia_machine_check,
.max_isa_dma_address = ALPHA_MAX_ISA_DMA_ADDRESS,
.min_io_address = DEFAULT_IO_BASE,
......@@ -380,7 +378,6 @@ struct alpha_machine_vector eb66p_mv __initmv = {
DO_EV4_MMU,
DO_DEFAULT_RTC,
DO_LCA_IO,
DO_LCA_BUS,
.machine_check = lca_machine_check,
.max_isa_dma_address = ALPHA_MAX_ISA_DMA_ADDRESS,
.min_io_address = DEFAULT_IO_BASE,
......@@ -405,7 +402,6 @@ struct alpha_machine_vector lx164_mv __initmv = {
DO_EV5_MMU,
DO_DEFAULT_RTC,
DO_PYXIS_IO,
DO_CIA_BUS,
.machine_check = cia_machine_check,
.max_isa_dma_address = ALPHA_MAX_ISA_DMA_ADDRESS,
.min_io_address = DEFAULT_IO_BASE,
......@@ -432,7 +428,6 @@ struct alpha_machine_vector pc164_mv __initmv = {
DO_EV5_MMU,
DO_DEFAULT_RTC,
DO_CIA_IO,
DO_CIA_BUS,
.machine_check = cia_machine_check,
.max_isa_dma_address = ALPHA_MAX_ISA_DMA_ADDRESS,
.min_io_address = DEFAULT_IO_BASE,
......
arch/alpha/kernel/sys_dp264.c
View file @ 63dd622b
......@@ -569,7 +569,6 @@ struct alpha_machine_vector dp264_mv __initmv = {
DO_EV6_MMU,
DO_DEFAULT_RTC,
DO_TSUNAMI_IO,
DO_TSUNAMI_BUS,
.machine_check = tsunami_machine_check,
.max_isa_dma_address = ALPHA_MAX_ISA_DMA_ADDRESS,
.min_io_address = DEFAULT_IO_BASE,
......@@ -594,7 +593,6 @@ struct alpha_machine_vector monet_mv __initmv = {
DO_EV6_MMU,
DO_DEFAULT_RTC,
DO_TSUNAMI_IO,
DO_TSUNAMI_BUS,
.machine_check = tsunami_machine_check,
.max_isa_dma_address = ALPHA_MAX_ISA_DMA_ADDRESS,
.min_io_address = DEFAULT_IO_BASE,
......@@ -618,7 +616,6 @@ struct alpha_machine_vector webbrick_mv __initmv = {
DO_EV6_MMU,
DO_DEFAULT_RTC,
DO_TSUNAMI_IO,
DO_TSUNAMI_BUS,
.machine_check = tsunami_machine_check,
.max_isa_dma_address = ALPHA_MAX_ISA_DMA_ADDRESS,
.min_io_address = DEFAULT_IO_BASE,
......@@ -642,7 +639,6 @@ struct alpha_machine_vector clipper_mv __initmv = {
DO_EV6_MMU,
DO_DEFAULT_RTC,
DO_TSUNAMI_IO,
DO_TSUNAMI_BUS,
.machine_check = tsunami_machine_check,
.max_isa_dma_address = ALPHA_MAX_ISA_DMA_ADDRESS,
.min_io_address = DEFAULT_IO_BASE,
......@@ -671,7 +667,6 @@ struct alpha_machine_vector shark_mv __initmv = {
DO_EV6_MMU,
DO_DEFAULT_RTC,
DO_TSUNAMI_IO,
DO_TSUNAMI_BUS,
.machine_check = tsunami_machine_check,
.max_isa_dma_address = ALPHA_MAX_ISA_DMA_ADDRESS,
.min_io_address = DEFAULT_IO_BASE,
......
arch/alpha/kernel/sys_eb64p.c
View file @ 63dd622b
......@@ -212,7 +212,6 @@ struct alpha_machine_vector eb64p_mv __initmv = {
DO_EV4_MMU,
DO_DEFAULT_RTC,
DO_APECS_IO,
DO_APECS_BUS,
.machine_check = apecs_machine_check,
.max_isa_dma_address = ALPHA_MAX_ISA_DMA_ADDRESS,
.min_io_address = DEFAULT_IO_BASE,
......@@ -238,7 +237,6 @@ struct alpha_machine_vector eb66_mv __initmv = {
DO_EV4_MMU,
DO_DEFAULT_RTC,
DO_LCA_IO,
DO_LCA_BUS,
.machine_check = lca_machine_check,
.max_isa_dma_address = ALPHA_MAX_ISA_DMA_ADDRESS,
.min_io_address = DEFAULT_IO_BASE,
......
arch/alpha/kernel/sys_eiger.c
View file @ 63dd622b
......@@ -222,7 +222,6 @@ struct alpha_machine_vector eiger_mv __initmv = {
DO_EV6_MMU,
DO_DEFAULT_RTC,
DO_TSUNAMI_IO,
DO_TSUNAMI_BUS,
.machine_check = tsunami_machine_check,
.max_isa_dma_address = ALPHA_MAX_ISA_DMA_ADDRESS,
.min_io_address = DEFAULT_IO_BASE,
......
arch/alpha/kernel/sys_jensen.c
View file @ 63dd622b
......@@ -249,8 +249,6 @@ jensen_machine_check (u64 vector, u64 la, struct pt_regs *regs)
printk(KERN_CRIT "Machine check\n");
}
#define jensen_pci_tbi ((void*)0)
/*
* The System Vector
......@@ -260,7 +258,6 @@ struct alpha_machine_vector jensen_mv __initmv = {
.vector_name = "Jensen",
DO_EV4_MMU,
IO_LITE(JENSEN,jensen),
BUS(jensen),
.machine_check = jensen_machine_check,
.max_isa_dma_address = ALPHA_MAX_ISA_DMA_ADDRESS,
.rtc_port = 0x170,
......
arch/alpha/kernel/sys_marvel.c
View file @ 63dd622b
......@@ -471,7 +471,6 @@ struct alpha_machine_vector marvel_ev7_mv __initmv = {
DO_EV7_MMU,
DO_DEFAULT_RTC,
DO_MARVEL_IO,
DO_MARVEL_BUS,
.machine_check = marvel_machine_check,
.max_isa_dma_address = ALPHA_MAX_ISA_DMA_ADDRESS,
.min_io_address = DEFAULT_IO_BASE,
......
arch/alpha/kernel/sys_miata.c
View file @ 63dd622b
......@@ -269,7 +269,6 @@ struct alpha_machine_vector miata_mv __initmv = {
DO_EV5_MMU,
DO_DEFAULT_RTC,
DO_PYXIS_IO,
DO_CIA_BUS,
.machine_check = cia_machine_check,
.max_isa_dma_address = ALPHA_MAX_ISA_DMA_ADDRESS,
.min_io_address = DEFAULT_IO_BASE,
......
arch/alpha/kernel/sys_mikasa.c
View file @ 63dd622b
......@@ -221,7 +221,6 @@ struct alpha_machine_vector mikasa_mv __initmv = {
DO_EV4_MMU,
DO_DEFAULT_RTC,
DO_APECS_IO,
DO_APECS_BUS,
.machine_check = mikasa_apecs_machine_check,
.max_isa_dma_address = ALPHA_MAX_ISA_DMA_ADDRESS,
.min_io_address = DEFAULT_IO_BASE,
......@@ -246,7 +245,6 @@ struct alpha_machine_vector mikasa_primo_mv __initmv = {
DO_EV5_MMU,
DO_DEFAULT_RTC,
DO_CIA_IO,
DO_CIA_BUS,
.machine_check = cia_machine_check,
.max_isa_dma_address = ALPHA_MAX_ISA_DMA_ADDRESS,
.min_io_address = DEFAULT_IO_BASE,
......
arch/alpha/kernel/sys_nautilus.c
View file @ 63dd622b
......@@ -250,7 +250,6 @@ struct alpha_machine_vector nautilus_mv __initmv = {
DO_EV6_MMU,
DO_DEFAULT_RTC,
DO_IRONGATE_IO,
DO_IRONGATE_BUS,
.machine_check = nautilus_machine_check,
.max_isa_dma_address = ALPHA_MAX_ISA_DMA_ADDRESS,
.min_io_address = DEFAULT_IO_BASE,
......
arch/alpha/kernel/sys_noritake.c
View file @ 63dd622b
......@@ -303,7 +303,6 @@ struct alpha_machine_vector noritake_mv __initmv = {
DO_EV4_MMU,
DO_DEFAULT_RTC,
DO_APECS_IO,
DO_APECS_BUS,
.machine_check = noritake_apecs_machine_check,
.max_isa_dma_address = ALPHA_MAX_ISA_DMA_ADDRESS,
.min_io_address = EISA_DEFAULT_IO_BASE,
......@@ -328,7 +327,6 @@ struct alpha_machine_vector noritake_primo_mv __initmv = {
DO_EV5_MMU,
DO_DEFAULT_RTC,
DO_CIA_IO,
DO_CIA_BUS,
.machine_check = cia_machine_check,
.max_isa_dma_address = ALPHA_MAX_ISA_DMA_ADDRESS,
.min_io_address = EISA_DEFAULT_IO_BASE,
......
arch/alpha/kernel/sys_rawhide.c
View file @ 63dd622b
......@@ -250,7 +250,6 @@ struct alpha_machine_vector rawhide_mv __initmv = {
DO_EV5_MMU,
DO_DEFAULT_RTC,
DO_MCPCIA_IO,
DO_MCPCIA_BUS,
.machine_check = mcpcia_machine_check,
.max_isa_dma_address = ALPHA_MAX_ISA_DMA_ADDRESS,
.min_io_address = DEFAULT_IO_BASE,
......
arch/alpha/kernel/sys_ruffian.c
View file @ 63dd622b
......@@ -220,7 +220,6 @@ struct alpha_machine_vector ruffian_mv __initmv = {
DO_EV5_MMU,
DO_DEFAULT_RTC,
DO_PYXIS_IO,
DO_CIA_BUS,
.machine_check = cia_machine_check,
.max_isa_dma_address = ALPHA_RUFFIAN_MAX_ISA_DMA_ADDRESS,
.min_io_address = DEFAULT_IO_BASE,
......
arch/alpha/kernel/sys_rx164.c
View file @ 63dd622b
......@@ -201,7 +201,6 @@ struct alpha_machine_vector rx164_mv __initmv = {
DO_EV5_MMU,
DO_DEFAULT_RTC,
DO_POLARIS_IO,
DO_POLARIS_BUS,
.machine_check = polaris_machine_check,
.max_isa_dma_address = ALPHA_MAX_ISA_DMA_ADDRESS,
.min_io_address = DEFAULT_IO_BASE,
......
arch/alpha/kernel/sys_sable.c
View file @ 63dd622b
......@@ -566,7 +566,6 @@ struct alpha_machine_vector sable_mv __initmv = {
DO_EV4_MMU,
DO_DEFAULT_RTC,
DO_T2_IO,
DO_T2_BUS,
.machine_check = t2_machine_check,
.max_isa_dma_address = ALPHA_SABLE_MAX_ISA_DMA_ADDRESS,
.min_io_address = EISA_DEFAULT_IO_BASE,
......@@ -599,7 +598,6 @@ struct alpha_machine_vector sable_gamma_mv __initmv = {
DO_EV5_MMU,
DO_DEFAULT_RTC,
DO_T2_IO,
DO_T2_BUS,
.machine_check = t2_machine_check,
.max_isa_dma_address = ALPHA_SABLE_MAX_ISA_DMA_ADDRESS,
.min_io_address = EISA_DEFAULT_IO_BASE,
......@@ -631,7 +629,6 @@ struct alpha_machine_vector lynx_mv __initmv = {
DO_EV4_MMU,
DO_DEFAULT_RTC,
DO_T2_IO,
DO_T2_BUS,
.machine_check = t2_machine_check,
.max_isa_dma_address = ALPHA_SABLE_MAX_ISA_DMA_ADDRESS,
.min_io_address = EISA_DEFAULT_IO_BASE,
......
arch/alpha/kernel/sys_sio.c
View file @ 63dd622b
......@@ -288,7 +288,6 @@ struct alpha_machine_vector alphabook1_mv __initmv = {
DO_EV4_MMU,
DO_DEFAULT_RTC,
DO_LCA_IO,
DO_LCA_BUS,
.machine_check = lca_machine_check,
.max_isa_dma_address = ALPHA_MAX_ISA_DMA_ADDRESS,
.min_io_address = DEFAULT_IO_BASE,
......@@ -319,7 +318,6 @@ struct alpha_machine_vector avanti_mv __initmv = {
DO_EV4_MMU,
DO_DEFAULT_RTC,
DO_APECS_IO,
DO_APECS_BUS,
.machine_check = apecs_machine_check,
.max_isa_dma_address = ALPHA_MAX_ISA_DMA_ADDRESS,
.min_io_address = DEFAULT_IO_BASE,
......@@ -349,7 +347,6 @@ struct alpha_machine_vector noname_mv __initmv = {
DO_EV4_MMU,
DO_DEFAULT_RTC,
DO_LCA_IO,
DO_LCA_BUS,
.machine_check = lca_machine_check,
.max_isa_dma_address = ALPHA_MAX_ISA_DMA_ADDRESS,
.min_io_address = DEFAULT_IO_BASE,
......@@ -388,7 +385,6 @@ struct alpha_machine_vector p2k_mv __initmv = {
DO_EV4_MMU,
DO_DEFAULT_RTC,
DO_LCA_IO,
DO_LCA_BUS,
.machine_check = lca_machine_check,
.max_isa_dma_address = ALPHA_MAX_ISA_DMA_ADDRESS,
.min_io_address = DEFAULT_IO_BASE,
......@@ -418,7 +414,6 @@ struct alpha_machine_vector xl_mv __initmv = {
DO_EV4_MMU,
DO_DEFAULT_RTC,
DO_APECS_IO,
BUS(apecs),
.machine_check = apecs_machine_check,
.max_isa_dma_address = ALPHA_XL_MAX_ISA_DMA_ADDRESS,
.min_io_address = DEFAULT_IO_BASE,
......
arch/alpha/kernel/sys_sx164.c
View file @ 63dd622b
......@@ -158,7 +158,6 @@ struct alpha_machine_vector sx164_mv __initmv = {
DO_EV5_MMU,
DO_DEFAULT_RTC,
DO_PYXIS_IO,
DO_CIA_BUS,
.machine_check = cia_machine_check,
.max_isa_dma_address = ALPHA_MAX_ISA_DMA_ADDRESS,
.min_io_address = DEFAULT_IO_BASE,
......
arch/alpha/kernel/sys_takara.c
View file @ 63dd622b
......@@ -277,7 +277,6 @@ struct alpha_machine_vector takara_mv __initmv = {
DO_EV5_MMU,
DO_DEFAULT_RTC,
DO_CIA_IO,
DO_CIA_BUS,
.machine_check = cia_machine_check,
.max_isa_dma_address = ALPHA_MAX_ISA_DMA_ADDRESS,
.min_io_address = DEFAULT_IO_BASE,
......
arch/alpha/kernel/sys_titan.c
View file @ 63dd622b
......@@ -66,7 +66,7 @@ titan_update_irq_hw(unsigned long mask)
register int bcpu = boot_cpuid;
#ifdef CONFIG_SMP
register unsigned long cpm = cpu_present_mask;
cpumask_t cpm = cpu_present_mask;
volatile unsigned long *dim0, *dim1, *dim2, *dim3;
unsigned long mask0, mask1, mask2, mask3, dummy;
......@@ -85,10 +85,10 @@ titan_update_irq_hw(unsigned long mask)
dim1 = &cchip->dim1.csr;
dim2 = &cchip->dim2.csr;
dim3 = &cchip->dim3.csr;
if ((cpm & 1) == 0) dim0 = &dummy;
if ((cpm & 2) == 0) dim1 = &dummy;
if ((cpm & 4) == 0) dim2 = &dummy;
if ((cpm & 8) == 0) dim3 = &dummy;
if (!cpu_isset(0, cpm)) dim0 = &dummy;
if (!cpu_isset(1, cpm)) dim1 = &dummy;
if (!cpu_isset(2, cpm)) dim2 = &dummy;
if (!cpu_isset(3, cpm)) dim3 = &dummy;
*dim0 = mask0;
*dim1 = mask1;
......@@ -369,7 +369,6 @@ struct alpha_machine_vector titan_mv __initmv = {
DO_EV6_MMU,
DO_DEFAULT_RTC,
DO_TITAN_IO,
DO_TITAN_BUS,
.machine_check = titan_machine_check,
.max_isa_dma_address = ALPHA_MAX_ISA_DMA_ADDRESS,
.min_io_address = DEFAULT_IO_BASE,
......@@ -397,7 +396,6 @@ struct alpha_machine_vector privateer_mv __initmv = {
DO_EV6_MMU,
DO_DEFAULT_RTC,
DO_TITAN_IO,
DO_TITAN_BUS,
.machine_check = privateer_machine_check,
.max_isa_dma_address = ALPHA_MAX_ISA_DMA_ADDRESS,
.min_io_address = DEFAULT_IO_BASE,
......
arch/alpha/kernel/sys_wildfire.c
View file @ 63dd622b
......@@ -337,7 +337,6 @@ struct alpha_machine_vector wildfire_mv __initmv = {
DO_EV6_MMU,
DO_DEFAULT_RTC,
DO_WILDFIRE_IO,
DO_WILDFIRE_BUS,
.machine_check = wildfire_machine_check,
.max_isa_dma_address = ALPHA_MAX_ISA_DMA_ADDRESS,
.min_io_address = DEFAULT_IO_BASE,
......
arch/alpha/lib/io.c
View file @ 63dd622b
......@@ -6,164 +6,246 @@
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/string.h>
#include <linux/module.h>
#include <asm/io.h>
u8 _inb(unsigned long addr)
/* Out-of-line versions of the i/o routines that redirect into the
platform-specific version. Note that "platform-specific" may mean
"generic", which bumps through the machine vector. */
unsigned int
ioread8(void __iomem *addr)
{
return __inb(addr);
unsigned int ret = IO_CONCAT(__IO_PREFIX,ioread8)(addr);
mb();
return ret;
}
u16 _inw(unsigned long addr)
unsigned int ioread16(void __iomem *addr)
{
return __inw(addr);
unsigned int ret = IO_CONCAT(__IO_PREFIX,ioread16)(addr);
mb();
return ret;
}
u32 _inl(unsigned long addr)
unsigned int ioread32(void __iomem *addr)
{
return __inl(addr);
unsigned int ret = IO_CONCAT(__IO_PREFIX,ioread32)(addr);
mb();
return ret;
}
void iowrite8(u8 b, void __iomem *addr)
{
IO_CONCAT(__IO_PREFIX,iowrite8)(b, addr);
mb();
}
void _outb(u8 b, unsigned long addr)
void iowrite16(u16 b, void __iomem *addr)
{
__outb(b, addr);
IO_CONCAT(__IO_PREFIX,iowrite16)(b, addr);
mb();
}
void _outw(u16 b, unsigned long addr)
void iowrite32(u32 b, void __iomem *addr)
{
__outw(b, addr);
IO_CONCAT(__IO_PREFIX,iowrite32)(b, addr);
mb();
}
void _outl(u32 b, unsigned long addr)
EXPORT_SYMBOL(ioread8);
EXPORT_SYMBOL(ioread16);
EXPORT_SYMBOL(ioread32);
EXPORT_SYMBOL(iowrite8);
EXPORT_SYMBOL(iowrite16);
EXPORT_SYMBOL(iowrite32);
u8 inb(unsigned long port)
{
__outl(b, addr);
return ioread8(ioport_map(port, 1));
}
u8 ___raw_readb(const volatile void __iomem *addr)
u16 inw(unsigned long port)
{
return __readb(addr);
return ioread16(ioport_map(port, 2));
}
u16 ___raw_readw(const volatile void __iomem *addr)
u32 inl(unsigned long port)
{
return __readw(addr);
return ioread32(ioport_map(port, 4));
}
u32 ___raw_readl(const volatile void __iomem *addr)
void outb(u8 b, unsigned long port)
{
return __readl(addr);
iowrite8(b, ioport_map(port, 1));
}
u64 ___raw_readq(const volatile void __iomem *addr)
void outw(u16 b, unsigned long port)
{
return __readq(addr);
iowrite16(b, ioport_map(port, 2));
}
u8 _readb(const volatile void __iomem *addr)
void outl(u32 b, unsigned long port)
{
unsigned long r = __readb(addr);
mb();
return r;
iowrite32(b, ioport_map(port, 4));
}
u16 _readw(const volatile void __iomem *addr)
EXPORT_SYMBOL(inb);
EXPORT_SYMBOL(inw);
EXPORT_SYMBOL(inl);
EXPORT_SYMBOL(outb);
EXPORT_SYMBOL(outw);
EXPORT_SYMBOL(outl);
u8 __raw_readb(const volatile void __iomem *addr)
{
unsigned long r = __readw(addr);
mb();
return r;
return IO_CONCAT(__IO_PREFIX,readb)(addr);
}
u32 _readl(const volatile void __iomem *addr)
u16 __raw_readw(const volatile void __iomem *addr)
{
unsigned long r = __readl(addr);
mb();
return r;
return IO_CONCAT(__IO_PREFIX,readw)(addr);
}
u64 _readq(const volatile void __iomem *addr)
u32 __raw_readl(const volatile void __iomem *addr)
{
unsigned long r = __readq(addr);
mb();
return r;
return IO_CONCAT(__IO_PREFIX,readl)(addr);
}
void ___raw_writeb(u8 b, volatile void __iomem *addr)
u64 __raw_readq(const volatile void __iomem *addr)
{
__writeb(b, addr);
return IO_CONCAT(__IO_PREFIX,readq)(addr);
}
void ___raw_writew(u16 b, volatile void __iomem *addr)
void __raw_writeb(u8 b, volatile void __iomem *addr)
{
__writew(b, addr);
IO_CONCAT(__IO_PREFIX,writeb)(b, addr);
}
void ___raw_writel(u32 b, volatile void __iomem *addr)
void __raw_writew(u16 b, volatile void __iomem *addr)
{
__writel(b, addr);
IO_CONCAT(__IO_PREFIX,writew)(b, addr);
}
void __raw_writel(u32 b, volatile void __iomem *addr)
{
IO_CONCAT(__IO_PREFIX,writel)(b, addr);
}
void __raw_writeq(u64 b, volatile void __iomem *addr)
{
IO_CONCAT(__IO_PREFIX,writeq)(b, addr);
}
EXPORT_SYMBOL(__raw_readb);
EXPORT_SYMBOL(__raw_readw);
EXPORT_SYMBOL(__raw_readl);
EXPORT_SYMBOL(__raw_readq);
EXPORT_SYMBOL(__raw_writeb);
EXPORT_SYMBOL(__raw_writew);
EXPORT_SYMBOL(__raw_writel);
EXPORT_SYMBOL(__raw_writeq);
u8 readb(const volatile void __iomem *addr)
{
u8 ret = __raw_readb(addr);
mb();
return ret;
}
u16 readw(const volatile void __iomem *addr)
{
u16 ret = __raw_readw(addr);
mb();
return ret;
}
u32 readl(const volatile void __iomem *addr)
{
u32 ret = __raw_readl(addr);
mb();
return ret;
}
void ___raw_writeq(u64 b, volatile void __iomem *addr)
u64 readq(const volatile void __iomem *addr)
{
__writeq(b, addr);
u64 ret = __raw_readq(addr);
mb();
return ret;
}
void _writeb(u8 b, volatile void __iomem *addr)
void writeb(u8 b, volatile void __iomem *addr)
{
__writeb(b, addr);
__raw_writeb(b, addr);
mb();
}
void _writew(u16 b, volatile void __iomem *addr)
void writew(u16 b, volatile void __iomem *addr)
{
__writew(b, addr);
__raw_writew(b, addr);
mb();
}
void _writel(u32 b, volatile void __iomem *addr)
void writel(u32 b, volatile void __iomem *addr)
{
__writel(b, addr);
__raw_writel(b, addr);
mb();
}
void _writeq(u64 b, volatile void __iomem *addr)
void writeq(u64 b, volatile void __iomem *addr)
{
__writeq(b, addr);
__raw_writeq(b, addr);
mb();
}
EXPORT_SYMBOL(readb);
EXPORT_SYMBOL(readw);
EXPORT_SYMBOL(readl);
EXPORT_SYMBOL(readq);
EXPORT_SYMBOL(writeb);
EXPORT_SYMBOL(writew);
EXPORT_SYMBOL(writel);
EXPORT_SYMBOL(writeq);
/*
* Read COUNT 8-bit bytes from port PORT into memory starting at
* SRC.
* Read COUNT 8-bit bytes from port PORT into memory starting at SRC.
*/
void insb (unsigned long port, void *dst, unsigned long count)
void ioread8_rep(void __iomem *port, void *dst, unsigned long count)
{
while (((unsigned long)dst) & 0x3) {
while ((unsigned long)dst & 0x3) {
if (!count)
return;
count--;
*(unsigned char *) dst = inb(port);
*(unsigned char *)dst = ioread8(port);
dst += 1;
}
while (count >= 4) {
unsigned int w;
count -= 4;
w = inb(port);
w |= inb(port) << 8;
w |= inb(port) << 16;
w |= inb(port) << 24;
*(unsigned int *) dst = w;
w = ioread8(port);
w |= ioread8(port) << 8;
w |= ioread8(port) << 16;
w |= ioread8(port) << 24;
*(unsigned int *)dst = w;
dst += 4;
}
while (count) {
--count;
*(unsigned char *) dst = inb(port);
*(unsigned char *)dst = ioread8(port);
dst += 1;
}
}
void insb(unsigned long port, void *dst, unsigned long count)
{
ioread8_rep(ioport_map(port, 1), dst, count);
}
EXPORT_SYMBOL(ioread8_rep);
EXPORT_SYMBOL(insb);
/*
* Read COUNT 16-bit words from port PORT into memory starting at
......@@ -172,33 +254,39 @@ void insb (unsigned long port, void *dst, unsigned long count)
* the interfaces seems to be slow: just using the inlined version
* of the inw() breaks things.
*/
void insw (unsigned long port, void *dst, unsigned long count)
void ioread16_rep(void __iomem *port, void *dst, unsigned long count)
{
if (((unsigned long)dst) & 0x3) {
if (((unsigned long)dst) & 0x1) {
panic("insw: memory not short aligned");
}
if (unlikely((unsigned long)dst & 0x3)) {
if (!count)
return;
BUG_ON((unsigned long)dst & 0x1);
count--;
*(unsigned short *) dst = inw(port);
*(unsigned short *)dst = ioread16(port);
dst += 2;
}
while (count >= 2) {
unsigned int w;
count -= 2;
w = inw(port);
w |= inw(port) << 16;
*(unsigned int *) dst = w;
w = ioread16(port);
w |= ioread16(port) << 16;
*(unsigned int *)dst = w;
dst += 4;
}
if (count) {
*(unsigned short*) dst = inw(port);
*(unsigned short*)dst = ioread16(port);
}
}
void insw(unsigned long port, void *dst, unsigned long count)
{
ioread16_rep(ioport_map(port, 2), dst, count);
}
EXPORT_SYMBOL(ioread16_rep);
EXPORT_SYMBOL(insw);
/*
* Read COUNT 32-bit words from port PORT into memory starting at
......@@ -206,80 +294,31 @@ void insw (unsigned long port, void *dst, unsigned long count)
* but the interfaces seems to be slow: just using the inlined version
* of the inl() breaks things.
*/
void insl (unsigned long port, void *dst, unsigned long count)
void ioread32_rep(void __iomem *port, void *dst, unsigned long count)
{
unsigned int l = 0, l2;
if (!count)
return;
switch (((unsigned long) dst) & 0x3)
{
case 0x00: /* Buffer 32-bit aligned */
while (count--)
{
*(unsigned int *) dst = inl(port);
if (unlikely((unsigned long)dst & 0x3)) {
while (count--) {
struct S { int x __attribute__((packed)); };
((struct S *)dst)->x = ioread32(port);
dst += 4;
}
break;
/* Assuming little endian Alphas in cases 0x01 -- 0x03 ... */
case 0x02: /* Buffer 16-bit aligned */
--count;
l = inl(port);
*(unsigned short *) dst = l;
dst += 2;
while (count--)
{
l2 = inl(port);
*(unsigned int *) dst = l >> 16 | l2 << 16;
} else {
/* Buffer 32-bit aligned. */
while (count--) {
*(unsigned int *)dst = ioread32(port);
dst += 4;
l = l2;
}
*(unsigned short *) dst = l >> 16;
break;
case 0x01: /* Buffer 8-bit aligned */
--count;
l = inl(port);
*(unsigned char *) dst = l;
dst += 1;
*(unsigned short *) dst = l >> 8;
dst += 2;
while (count--)
{
l2 = inl(port);
*(unsigned int *) dst = l >> 24 | l2 << 8;
dst += 4;
l = l2;
}
*(unsigned char *) dst = l >> 24;
break;
case 0x03: /* Buffer 8-bit aligned */
--count;
}
l = inl(port);
*(unsigned char *) dst = l;
dst += 1;
while (count--)
{
l2 = inl(port);
*(unsigned int *) dst = l << 24 | l2 >> 8;
dst += 4;
l = l2;
}
*(unsigned short *) dst = l >> 8;
dst += 2;
*(unsigned char *) dst = l >> 24;
break;
}
void insl(unsigned long port, void *dst, unsigned long count)
{
ioread32_rep(ioport_map(port, 4), dst, count);
}
EXPORT_SYMBOL(ioread32_rep);
EXPORT_SYMBOL(insl);
/*
* Like insb but in the opposite direction.
......@@ -287,28 +326,35 @@ void insl (unsigned long port, void *dst, unsigned long count)
* doing byte reads the "slow" way isn't nearly as slow as
* doing byte writes the slow way (no r-m-w cycle).
*/
void outsb(unsigned long port, const void * src, unsigned long count)
void iowrite8_rep(void __iomem *port, const void *xsrc, unsigned long count)
{
while (count) {
count--;
outb(*(char *)src, port);
src += 1;
}
const unsigned char *src = xsrc;
while (count--)
iowrite8(*src++, port);
}
void outsb(unsigned long port, const void *src, unsigned long count)
{
iowrite8_rep(ioport_map(port, 1), src, count);
}
EXPORT_SYMBOL(iowrite8_rep);
EXPORT_SYMBOL(outsb);
/*
* Like insw but in the opposite direction. This is used by the IDE
* driver to write disk sectors. Performance is important, but the
* interfaces seems to be slow: just using the inlined version of the
* outw() breaks things.
*/
void outsw (unsigned long port, const void *src, unsigned long count)
void iowrite16_rep(void __iomem *port, const void *src, unsigned long count)
{
if (((unsigned long)src) & 0x3) {
if (((unsigned long)src) & 0x1) {
panic("outsw: memory not short aligned");
}
outw(*(unsigned short*)src, port);
if (unlikely((unsigned long)src & 0x3)) {
if (!count)
return;
BUG_ON((unsigned long)src & 0x1);
iowrite16(*(unsigned short *)src, port);
src += 2;
--count;
}
......@@ -316,17 +362,25 @@ void outsw (unsigned long port, const void *src, unsigned long count)
while (count >= 2) {
unsigned int w;
count -= 2;
w = *(unsigned int *) src;
w = *(unsigned int *)src;
src += 4;
outw(w >> 0, port);
outw(w >> 16, port);
iowrite16(w >> 0, port);
iowrite16(w >> 16, port);
}
if (count) {
outw(*(unsigned short *) src, port);
iowrite16(*(unsigned short *)src, port);
}
}
void outsw(unsigned long port, const void *src, unsigned long count)
{
iowrite16_rep(ioport_map(port, 2), src, count);
}
EXPORT_SYMBOL(iowrite16_rep);
EXPORT_SYMBOL(outsw);
/*
* Like insl but in the opposite direction. This is used by the IDE
......@@ -334,84 +388,37 @@ void outsw (unsigned long port, const void *src, unsigned long count)
* Performance is important, but the interfaces seems to be slow:
* just using the inlined version of the outl() breaks things.
*/
void outsl (unsigned long port, const void *src, unsigned long count)
void iowrite32_rep(void __iomem *port, const void *src, unsigned long count)
{
unsigned int l = 0, l2;
if (!count)
return;
switch (((unsigned long) src) & 0x3)
{
case 0x00: /* Buffer 32-bit aligned */
while (count--)
{
outl(*(unsigned int *) src, port);
if (unlikely((unsigned long)src & 0x3)) {
while (count--) {
struct S { int x __attribute__((packed)); };
iowrite32(((struct S *)src)->x, port);
src += 4;
}
break;
case 0x02: /* Buffer 16-bit aligned */
--count;
l = *(unsigned short *) src << 16;
src += 2;
while (count--)
{
l2 = *(unsigned int *) src;
} else {
/* Buffer 32-bit aligned. */
while (count--) {
iowrite32(*(unsigned int *)src, port);
src += 4;
outl (l >> 16 | l2 << 16, port);
l = l2;
}
l2 = *(unsigned short *) src;
outl (l >> 16 | l2 << 16, port);
break;
case 0x01: /* Buffer 8-bit aligned */
--count;
l = *(unsigned char *) src << 8;
src += 1;
l |= *(unsigned short *) src << 16;
src += 2;
while (count--)
{
l2 = *(unsigned int *) src;
src += 4;
outl (l >> 8 | l2 << 24, port);
l = l2;
}
l2 = *(unsigned char *) src;
outl (l >> 8 | l2 << 24, port);
break;
case 0x03: /* Buffer 8-bit aligned */
--count;
}
l = *(unsigned char *) src << 24;
src += 1;
while (count--)
{
l2 = *(unsigned int *) src;
src += 4;
outl (l >> 24 | l2 << 8, port);
l = l2;
}
l2 = *(unsigned short *) src;
src += 2;
l2 |= *(unsigned char *) src << 16;
outl (l >> 24 | l2 << 8, port);
break;
}
void outsl(unsigned long port, const void *src, unsigned long count)
{
iowrite32_rep(ioport_map(port, 4), src, count);
}
EXPORT_SYMBOL(iowrite32_rep);
EXPORT_SYMBOL(outsl);
/*
* Copy data from IO memory space to "real" memory space.
* This needs to be optimized.
*/
void _memcpy_fromio(void * to, const volatile void __iomem *from, long count)
void memcpy_fromio(void *to, const volatile void __iomem *from, long count)
{
/* Optimize co-aligned transfers. Everything else gets handled
a byte at a time. */
......@@ -458,11 +465,14 @@ void _memcpy_fromio(void * to, const volatile void __iomem *from, long count)
mb();
}
EXPORT_SYMBOL(memcpy_fromio);
/*
* Copy data from "real" memory space to IO memory space.
* This needs to be optimized.
*/
void _memcpy_toio(volatile void __iomem *to, const void * from, long count)
void memcpy_toio(volatile void __iomem *to, const void *from, long count)
{
/* Optimize co-aligned transfers. Everything else gets handled
a byte at a time. */
......@@ -510,6 +520,9 @@ void _memcpy_toio(volatile void __iomem *to, const void * from, long count)
mb();
}
EXPORT_SYMBOL(memcpy_toio);
/*
* "memset" on IO memory space.
*/
......@@ -569,6 +582,11 @@ void _memset_c_io(volatile void __iomem *to, unsigned long c, long count)
mb();
}
EXPORT_SYMBOL(_memset_c_io);
/* A version of memcpy used by the vga console routines to move data around
arbitrarily between screen and main memory. */
void
scr_memcpyw(u16 *d, const u16 *s, unsigned int count)
{
......@@ -597,3 +615,17 @@ scr_memcpyw(u16 *d, const u16 *s, unsigned int count)
memcpy(d, s, count);
}
}
EXPORT_SYMBOL(scr_memcpyw);
void __iomem *ioport_map(unsigned long port, unsigned int size)
{
return IO_CONCAT(__IO_PREFIX,ioportmap) (port);
}
void ioport_unmap(void __iomem *addr)
{
}
EXPORT_SYMBOL(ioport_map);
EXPORT_SYMBOL(ioport_unmap);
include/asm-alpha/compiler.h
View file @ 63dd622b
......@@ -90,4 +90,14 @@
__asm__("stw %1,%0" : "=m"(mem) : "r"(val))
#endif
/* Some idiots over in <linux/compiler.h> thought inline should imply
always_inline. This breaks stuff. We'll include this file whenever
we run into such problems. */
#include <linux/compiler.h>
#undef inline
#undef __inline__
#undef __inline
#endif /* __ALPHA_COMPILER_H */
include/asm-alpha/core_apecs.h
View file @ 63dd622b
......@@ -374,178 +374,138 @@ struct el_apecs_procdata
#define vuip volatile unsigned int __force *
#define vulp volatile unsigned long __force *
__EXTERN_INLINE u8 apecs_inb(unsigned long addr)
#define APECS_SET_HAE \
do { \
if (addr >= (1UL << 24)) { \
unsigned long msb = addr & 0xf8000000; \
addr -= msb; \
set_hae(msb); \
} \
} while (0)
__EXTERN_INLINE unsigned int apecs_ioread8(void __iomem *xaddr)
{
long result = *(vip) ((addr << 5) + APECS_IO + 0x00);
return __kernel_extbl(result, addr & 3);
}
__EXTERN_INLINE void apecs_outb(u8 b, unsigned long addr)
{
unsigned long w;
w = __kernel_insbl(b, addr & 3);
*(vuip) ((addr << 5) + APECS_IO + 0x00) = w;
mb();
}
__EXTERN_INLINE u16 apecs_inw(unsigned long addr)
{
long result = *(vip) ((addr << 5) + APECS_IO + 0x08);
return __kernel_extwl(result, addr & 3);
}
__EXTERN_INLINE void apecs_outw(u16 b, unsigned long addr)
{
unsigned long w;
w = __kernel_inswl(b, addr & 3);
*(vuip) ((addr << 5) + APECS_IO + 0x08) = w;
mb();
}
unsigned long addr = (unsigned long) xaddr;
unsigned long result, base_and_type;
__EXTERN_INLINE u32 apecs_inl(unsigned long addr)
{
return *(vuip) ((addr << 5) + APECS_IO + 0x18);
}
if (addr >= APECS_DENSE_MEM) {
addr -= APECS_DENSE_MEM;
APECS_SET_HAE;
base_and_type = APECS_SPARSE_MEM + 0x00;
} else {
addr -= APECS_IO;
base_and_type = APECS_IO + 0x00;
}
__EXTERN_INLINE void apecs_outl(u32 b, unsigned long addr)
{
*(vuip) ((addr << 5) + APECS_IO + 0x18) = b;
mb();
result = *(vip) ((addr << 5) + base_and_type);
return __kernel_extbl(result, addr & 3);
}
/*
* Memory functions. 64-bit and 32-bit accesses are done through
* dense memory space, everything else through sparse space.
*/
__EXTERN_INLINE u8 apecs_readb(const volatile void __iomem *xaddr)
__EXTERN_INLINE void apecs_iowrite8(u8 b, void __iomem *xaddr)
{
unsigned long addr = (unsigned long) xaddr;
unsigned long result, msb;
unsigned long w, base_and_type;
if (addr >= APECS_DENSE_MEM) {
addr -= APECS_DENSE_MEM;
if (addr >= (1UL << 24)) {
msb = addr & 0xf8000000;
addr -= msb;
set_hae(msb);
APECS_SET_HAE;
base_and_type = APECS_SPARSE_MEM + 0x00;
} else {
addr -= APECS_IO;
base_and_type = APECS_IO + 0x00;
}
result = *(vip) ((addr << 5) + APECS_SPARSE_MEM + 0x00);
return __kernel_extbl(result, addr & 3);
w = __kernel_insbl(b, addr & 3);
*(vuip) ((addr << 5) + base_and_type) = w;
}
__EXTERN_INLINE u16 apecs_readw(const volatile void __iomem *xaddr)
__EXTERN_INLINE unsigned int apecs_ioread16(void __iomem *xaddr)
{
unsigned long addr = (unsigned long) xaddr;
unsigned long result, msb;
unsigned long result, base_and_type;
if (addr >= APECS_DENSE_MEM) {
addr -= APECS_DENSE_MEM;
if (addr >= (1UL << 24)) {
msb = addr & 0xf8000000;
addr -= msb;
set_hae(msb);
APECS_SET_HAE;
base_and_type = APECS_SPARSE_MEM + 0x08;
} else {
addr -= APECS_IO;
base_and_type = APECS_IO + 0x08;
}
result = *(vip) ((addr << 5) + APECS_SPARSE_MEM + 0x08);
return __kernel_extwl(result, addr & 3);
}
__EXTERN_INLINE u32 apecs_readl(const volatile void __iomem *addr)
{
return *(vuip)addr;
}
__EXTERN_INLINE u64 apecs_readq(const volatile void __iomem *addr)
{
return *(vulp)addr;
result = *(vip) ((addr << 5) + base_and_type);
return __kernel_extwl(result, addr & 3);
}
__EXTERN_INLINE void apecs_writeb(u8 b, volatile void __iomem *xaddr)
__EXTERN_INLINE void apecs_iowrite16(u16 b, void __iomem *xaddr)
{
unsigned long addr = (unsigned long) xaddr;
unsigned long msb;
unsigned long w, base_and_type;
if (addr >= APECS_DENSE_MEM) {
addr -= APECS_DENSE_MEM;
if (addr >= (1UL << 24)) {
msb = addr & 0xf8000000;
addr -= msb;
set_hae(msb);
APECS_SET_HAE;
base_and_type = APECS_SPARSE_MEM + 0x08;
} else {
addr -= APECS_IO;
base_and_type = APECS_IO + 0x08;
}
*(vuip) ((addr << 5) + APECS_SPARSE_MEM + 0x00) = b * 0x01010101;
w = __kernel_inswl(b, addr & 3);
*(vuip) ((addr << 5) + base_and_type) = w;
}
__EXTERN_INLINE void apecs_writew(u16 b, volatile void __iomem *xaddr)
__EXTERN_INLINE unsigned int apecs_ioread32(void __iomem *xaddr)
{
unsigned long addr = (unsigned long) xaddr;
unsigned long msb;
addr -= APECS_DENSE_MEM;
if (addr >= (1UL << 24)) {
msb = addr & 0xf8000000;
addr -= msb;
set_hae(msb);
}
*(vuip) ((addr << 5) + APECS_SPARSE_MEM + 0x08) = b * 0x00010001;
if (addr < APECS_DENSE_MEM)
addr = ((addr - APECS_IO) << 5) + APECS_IO + 0x18;
return *(vuip)addr;
}
__EXTERN_INLINE void apecs_writel(u32 b, volatile void __iomem *addr)
__EXTERN_INLINE void apecs_iowrite32(u32 b, void __iomem *xaddr)
{
unsigned long addr = (unsigned long) xaddr;
if (addr < APECS_DENSE_MEM)
addr = ((addr - APECS_IO) << 5) + APECS_IO + 0x18;
*(vuip)addr = b;
}
__EXTERN_INLINE void apecs_writeq(u64 b, volatile void __iomem *addr)
__EXTERN_INLINE void __iomem *apecs_ioportmap(unsigned long addr)
{
*(vulp)addr = b;
return (void __iomem *)(addr + APECS_IO);
}
__EXTERN_INLINE void __iomem *apecs_ioremap(unsigned long addr,
unsigned long size
__attribute__((unused)))
unsigned long size)
{
return (void __iomem *)(addr + APECS_DENSE_MEM);
}
__EXTERN_INLINE void apecs_iounmap(volatile void __iomem *addr)
__EXTERN_INLINE int apecs_is_ioaddr(unsigned long addr)
{
return;
return addr >= IDENT_ADDR + 0x180000000UL;
}
__EXTERN_INLINE int apecs_is_ioaddr(unsigned long addr)
__EXTERN_INLINE int apecs_is_mmio(const volatile void __iomem *addr)
{
return addr >= IDENT_ADDR + 0x180000000UL;
return (unsigned long)addr >= APECS_DENSE_MEM;
}
#undef APECS_SET_HAE
#undef vip
#undef vuip
#undef vulp
#ifdef __WANT_IO_DEF
#define __inb(p) apecs_inb((unsigned long)(p))
#define __inw(p) apecs_inw((unsigned long)(p))
#define __inl(p) apecs_inl((unsigned long)(p))
#define __outb(x,p) apecs_outb(x,(unsigned long)(p))
#define __outw(x,p) apecs_outw(x,(unsigned long)(p))
#define __outl(x,p) apecs_outl(x,(unsigned long)(p))
#define __readb(a) apecs_readb(a)
#define __readw(a) apecs_readw(a)
#define __readl(a) apecs_readl(a)
#define __readq(a) apecs_readq(a)
#define __writeb(x,a) apecs_writeb(x,a)
#define __writew(x,a) apecs_writew(x,a)
#define __writel(x,a) apecs_writel(x,a)
#define __writeq(x,a) apecs_writeq(x,a)
#define __ioremap(a,s) apecs_ioremap(a,s)
#define __iounmap(a) apecs_iounmap(a)
#define __is_ioaddr(a) apecs_is_ioaddr((unsigned long)(a))
#define __raw_readl(a) __readl(a)
#define __raw_readq(a) __readq(a)
#define __raw_writel(v,a) __writel(v,a)
#define __raw_writeq(v,a) __writeq(v,a)
#endif /* __WANT_IO_DEF */
#undef __IO_PREFIX
#define __IO_PREFIX apecs
#define apecs_trivial_io_bw 0
#define apecs_trivial_io_lq 0
#define apecs_trivial_rw_bw 2
#define apecs_trivial_rw_lq 1
#define apecs_trivial_iounmap 1
#include <asm/io_trivial.h>
#ifdef __IO_EXTERN_INLINE
#undef __EXTERN_INLINE
......
include/asm-alpha/core_cia.h
View file @ 63dd622b
......@@ -306,90 +306,6 @@ struct el_CIA_sysdata_mcheck {
* get at PCI memory and I/O.
*/
#define vucp volatile unsigned char __force *
#define vusp volatile unsigned short __force *
#define vip volatile int __force *
#define vuip volatile unsigned int __force *
#define vulp volatile unsigned long __force *
__EXTERN_INLINE u8 cia_inb(unsigned long addr)
{
long result;
result = *(vip) ((addr << 5) + CIA_IO + 0x00);
return __kernel_extbl(result, addr & 3);
}
__EXTERN_INLINE void cia_outb(u8 b, unsigned long addr)
{
unsigned long w = __kernel_insbl(b, addr & 3);
*(vuip) ((addr << 5) + CIA_IO + 0x00) = w;
mb();
}
__EXTERN_INLINE u16 cia_inw(unsigned long addr)
{
long result;
result = *(vip) ((addr << 5) + CIA_IO + 0x08);
return __kernel_extwl(result, addr & 3);
}
__EXTERN_INLINE void cia_outw(u16 b, unsigned long addr)
{
unsigned long w = __kernel_inswl(b, addr & 3);
*(vuip) ((addr << 5) + CIA_IO + 0x08) = w;
mb();
}
__EXTERN_INLINE u32 cia_inl(unsigned long addr)
{
return *(vuip) ((addr << 5) + CIA_IO + 0x18);
}
__EXTERN_INLINE void cia_outl(u32 b, unsigned long addr)
{
*(vuip) ((addr << 5) + CIA_IO + 0x18) = b;
mb();
}
__EXTERN_INLINE u8 cia_bwx_inb(unsigned long addr)
{
/* ??? I wish I could get rid of this. But there's no ioremap
equivalent for I/O space. PCI I/O can be forced into the
CIA BWX I/O region, but that doesn't take care of legacy
ISA crap. */
return __kernel_ldbu(*(vucp)(addr+CIA_BW_IO));
}
__EXTERN_INLINE void cia_bwx_outb(u8 b, unsigned long addr)
{
__kernel_stb(b, *(vucp)(addr+CIA_BW_IO));
mb();
}
__EXTERN_INLINE u16 cia_bwx_inw(unsigned long addr)
{
return __kernel_ldwu(*(vusp)(addr+CIA_BW_IO));
}
__EXTERN_INLINE void cia_bwx_outw(u16 b, unsigned long addr)
{
__kernel_stw(b, *(vusp)(addr+CIA_BW_IO));
mb();
}
__EXTERN_INLINE u32 cia_bwx_inl(unsigned long addr)
{
return *(vuip)(addr+CIA_BW_IO);
}
__EXTERN_INLINE void cia_bwx_outl(u32 b, unsigned long addr)
{
*(vuip)(addr+CIA_BW_IO) = b;
mb();
}
/*
* Memory functions. 64-bit and 32-bit accesses are done through
* dense memory space, everything else through sparse space.
......@@ -422,116 +338,112 @@ __EXTERN_INLINE void cia_bwx_outl(u32 b, unsigned long addr)
*
*/
__EXTERN_INLINE u8 cia_readb(const volatile void __iomem *xaddr)
#define vip volatile int __force *
#define vuip volatile unsigned int __force *
#define vulp volatile unsigned long __force *
__EXTERN_INLINE unsigned int cia_ioread8(void __iomem *xaddr)
{
unsigned long addr = (unsigned long) xaddr;
unsigned long result;
unsigned long result, base_and_type;
/* We can use CIA_MEM_R1_MASK for io ports too, since it is large
enough to cover all io ports, and smaller than CIA_IO. */
addr &= CIA_MEM_R1_MASK;
result = *(vip) ((addr << 5) + CIA_SPARSE_MEM + 0x00);
if (addr >= CIA_DENSE_MEM)
base_and_type = CIA_SPARSE_MEM + 0x00;
else
base_and_type = CIA_IO + 0x00;
result = *(vip) ((addr << 5) + base_and_type);
return __kernel_extbl(result, addr & 3);
}
__EXTERN_INLINE u16 cia_readw(const volatile void __iomem *xaddr)
__EXTERN_INLINE void cia_iowrite8(u8 b, void __iomem *xaddr)
{
unsigned long addr = (unsigned long) xaddr;
unsigned long result;
unsigned long w, base_and_type;
addr &= CIA_MEM_R1_MASK;
result = *(vip) ((addr << 5) + CIA_SPARSE_MEM + 0x08);
return __kernel_extwl(result, addr & 3);
if (addr >= CIA_DENSE_MEM)
base_and_type = CIA_SPARSE_MEM + 0x00;
else
base_and_type = CIA_IO + 0x00;
w = __kernel_insbl(b, addr & 3);
*(vuip) ((addr << 5) + base_and_type) = w;
}
__EXTERN_INLINE void cia_writeb(u8 b, volatile void __iomem *xaddr)
__EXTERN_INLINE unsigned int cia_ioread16(void __iomem *xaddr)
{
unsigned long addr = (unsigned long) xaddr;
unsigned long w;
unsigned long result, base_and_type;
addr &= CIA_MEM_R1_MASK;
w = __kernel_insbl(b, addr & 3);
*(vuip) ((addr << 5) + CIA_SPARSE_MEM + 0x00) = w;
if (addr >= CIA_DENSE_MEM)
base_and_type = CIA_SPARSE_MEM + 0x08;
else
base_and_type = CIA_IO + 0x08;
result = *(vip) ((addr << 5) + base_and_type);
return __kernel_extwl(result, addr & 3);
}
__EXTERN_INLINE void cia_writew(u16 b, volatile void __iomem *xaddr)
__EXTERN_INLINE void cia_iowrite16(u16 b, void __iomem *xaddr)
{
unsigned long addr = (unsigned long) xaddr;
unsigned long w;
unsigned long w, base_and_type;
addr &= CIA_MEM_R1_MASK;
if (addr >= CIA_DENSE_MEM)
base_and_type = CIA_SPARSE_MEM + 0x08;
else
base_and_type = CIA_IO + 0x08;
w = __kernel_inswl(b, addr & 3);
*(vuip) ((addr << 5) + CIA_SPARSE_MEM + 0x08) = w;
*(vuip) ((addr << 5) + base_and_type) = w;
}
__EXTERN_INLINE u32 cia_readl(const volatile void __iomem *addr)
__EXTERN_INLINE unsigned int cia_ioread32(void __iomem *xaddr)
{
unsigned long addr = (unsigned long) xaddr;
if (addr < CIA_DENSE_MEM)
addr = ((addr - CIA_IO) << 5) + CIA_IO + 0x18;
return *(vuip)addr;
}
__EXTERN_INLINE u64 cia_readq(const volatile void __iomem *addr)
{
return *(vulp)addr;
}
__EXTERN_INLINE void cia_writel(u32 b, volatile void __iomem *addr)
__EXTERN_INLINE void cia_iowrite32(u32 b, void __iomem *xaddr)
{
unsigned long addr = (unsigned long) xaddr;
if (addr < CIA_DENSE_MEM)
addr = ((addr - CIA_IO) << 5) + CIA_IO + 0x18;
*(vuip)addr = b;
}
__EXTERN_INLINE void cia_writeq(u64 b, volatile void __iomem *addr)
__EXTERN_INLINE void __iomem *cia_ioportmap(unsigned long addr)
{
*(vulp)addr = b;
return (void __iomem *)(addr + CIA_IO);
}
__EXTERN_INLINE void __iomem *cia_ioremap(unsigned long addr,
unsigned long size
__attribute__((unused)))
unsigned long size)
{
return (void __iomem *)(addr + CIA_DENSE_MEM);
}
__EXTERN_INLINE void cia_iounmap(volatile void __iomem *addr)
{
return;
}
__EXTERN_INLINE u8 cia_bwx_readb(const volatile void __iomem *addr)
{
return __kernel_ldbu(*(vucp)addr);
}
__EXTERN_INLINE u16 cia_bwx_readw(const volatile void __iomem *addr)
{
return __kernel_ldwu(*(vusp)addr);
}
__EXTERN_INLINE u32 cia_bwx_readl(const volatile void __iomem *addr)
{
return *(vuip)addr;
}
__EXTERN_INLINE u64 cia_bwx_readq(const volatile void __iomem *addr)
{
return *(vulp)addr;
}
__EXTERN_INLINE void cia_bwx_writeb(u8 b, volatile void __iomem *addr)
{
__kernel_stb(b, *(vucp)addr);
}
__EXTERN_INLINE void cia_bwx_writew(u16 b, volatile void __iomem *addr)
__EXTERN_INLINE int cia_is_ioaddr(unsigned long addr)
{
__kernel_stw(b, *(vusp)addr);
return addr >= IDENT_ADDR + 0x8000000000UL;
}
__EXTERN_INLINE void cia_bwx_writel(u32 b, volatile void __iomem *addr)
__EXTERN_INLINE int cia_is_mmio(const volatile void __iomem *addr)
{
*(vuip)addr = b;
return (unsigned long)addr >= CIA_DENSE_MEM;
}
__EXTERN_INLINE void cia_bwx_writeq(u64 b, volatile void __iomem *addr)
__EXTERN_INLINE void __iomem *cia_bwx_ioportmap(unsigned long addr)
{
*(vulp)addr = b;
return (void __iomem *)(addr + CIA_BW_IO);
}
__EXTERN_INLINE void __iomem *cia_bwx_ioremap(unsigned long addr,
......@@ -540,81 +452,44 @@ __EXTERN_INLINE void __iomem *cia_bwx_ioremap(unsigned long addr,
return (void __iomem *)(addr + CIA_BW_MEM);
}
__EXTERN_INLINE void cia_bwx_iounmap(volatile void __iomem *addr)
__EXTERN_INLINE int cia_bwx_is_ioaddr(unsigned long addr)
{
return;
return addr >= IDENT_ADDR + 0x8000000000UL;
}
__EXTERN_INLINE int cia_is_ioaddr(unsigned long addr)
__EXTERN_INLINE int cia_bwx_is_mmio(const volatile void __iomem *addr)
{
return addr >= IDENT_ADDR + 0x8000000000UL;
return (unsigned long)addr < CIA_BW_IO;
}
#undef vucp
#undef vusp
#undef vip
#undef vuip
#undef vulp
#ifdef __WANT_IO_DEF
#undef __IO_PREFIX
#define __IO_PREFIX cia
#define cia_trivial_rw_bw 2
#define cia_trivial_rw_lq 1
#define cia_trivial_io_bw 0
#define cia_trivial_io_lq 0
#define cia_trivial_iounmap 1
#include <asm/io_trivial.h>
#undef __IO_PREFIX
#define __IO_PREFIX cia_bwx
#define cia_bwx_trivial_rw_bw 1
#define cia_bwx_trivial_rw_lq 1
#define cia_bwx_trivial_io_bw 1
#define cia_bwx_trivial_io_lq 1
#define cia_bwx_trivial_iounmap 1
#include <asm/io_trivial.h>
#undef __IO_PREFIX
#ifdef CONFIG_ALPHA_PYXIS
# define __inb(p) cia_bwx_inb((unsigned long)(p))
# define __inw(p) cia_bwx_inw((unsigned long)(p))
# define __inl(p) cia_bwx_inl((unsigned long)(p))
# define __outb(x,p) cia_bwx_outb(x,(unsigned long)(p))
# define __outw(x,p) cia_bwx_outw(x,(unsigned long)(p))
# define __outl(x,p) cia_bwx_outl(x,(unsigned long)(p))
# define __readb(a) cia_bwx_readb(a)
# define __readw(a) cia_bwx_readw(a)
# define __readl(a) cia_bwx_readl(a)
# define __readq(a) cia_bwx_readq(a)
# define __writeb(x,a) cia_bwx_writeb(x,a)
# define __writew(x,a) cia_bwx_writew(x,a)
# define __writel(x,a) cia_bwx_writel(x,a)
# define __writeq(x,a) cia_bwx_writeq(x,a)
# define __ioremap(a,s) cia_bwx_ioremap(a,s)
# define __iounmap(a) cia_bwx_iounmap(a)
# define inb(p) __inb(p)
# define inw(p) __inw(p)
# define inl(p) __inl(p)
# define outb(x,p) __outb(x,p)
# define outw(x,p) __outw(x,p)
# define outl(x,p) __outl(x,p)
# define __raw_readb(a) __readb(a)
# define __raw_readw(a) __readw(a)
# define __raw_readl(a) __readl(a)
# define __raw_readq(a) __readq(a)
# define __raw_writeb(x,a) __writeb(x,a)
# define __raw_writew(x,a) __writew(x,a)
# define __raw_writel(x,a) __writel(x,a)
# define __raw_writeq(x,a) __writeq(x,a)
#define __IO_PREFIX cia_bwx
#else
# define __inb(p) cia_inb((unsigned long)(p))
# define __inw(p) cia_inw((unsigned long)(p))
# define __inl(p) cia_inl((unsigned long)(p))
# define __outb(x,p) cia_outb(x,(unsigned long)(p))
# define __outw(x,p) cia_outw(x,(unsigned long)(p))
# define __outl(x,p) cia_outl(x,(unsigned long)(p))
# define __readb(a) cia_readb(a)
# define __readw(a) cia_readw(a)
# define __readl(a) cia_readl(a)
# define __readq(a) cia_readq(a)
# define __writeb(x,a) cia_writeb(x,a)
# define __writew(x,a) cia_writew(x,a)
# define __writel(x,a) cia_writel(x,a)
# define __writeq(x,a) cia_writeq(x,a)
# define __ioremap(a,s) cia_ioremap(a,s)
# define __iounmap(a) cia_iounmap(a)
# define __raw_readl(a) __readl(a)
# define __raw_readq(a) __readq(a)
# define __raw_writel(v,a) __writel(v,a)
# define __raw_writeq(v,a) __writeq(v,a)
#endif /* PYXIS */
#define __is_ioaddr(a) cia_is_ioaddr((unsigned long)(a))
#endif /* __WANT_IO_DEF */
#define __IO_PREFIX cia
#endif
#ifdef __IO_EXTERN_INLINE
#undef __EXTERN_INLINE
......
include/asm-alpha/core_irongate.h
View file @ 63dd622b
......@@ -190,86 +190,13 @@ struct el_IRONGATE_sysdata_mcheck {
* K7 can only use linear accesses to get at PCI memory and I/O spaces.
*/
#define vucp volatile unsigned char __force *
#define vusp volatile unsigned short __force *
#define vuip volatile unsigned int __force *
#define vulp volatile unsigned long __force *
__EXTERN_INLINE u8 irongate_inb(unsigned long addr)
{
return __kernel_ldbu(*(vucp)(addr + IRONGATE_IO));
}
__EXTERN_INLINE void irongate_outb(u8 b, unsigned long addr)
{
__kernel_stb(b, *(vucp)(addr + IRONGATE_IO));
mb();
}
__EXTERN_INLINE u16 irongate_inw(unsigned long addr)
{
return __kernel_ldwu(*(vusp)(addr + IRONGATE_IO));
}
__EXTERN_INLINE void irongate_outw(u16 b, unsigned long addr)
{
__kernel_stw(b, *(vusp)(addr + IRONGATE_IO));
mb();
}
__EXTERN_INLINE u32 irongate_inl(unsigned long addr)
{
return *(vuip)(addr + IRONGATE_IO);
}
__EXTERN_INLINE void irongate_outl(u32 b, unsigned long addr)
{
*(vuip)(addr + IRONGATE_IO) = b;
mb();
}
/*
* Memory functions. All accesses are done through linear space.
*/
__EXTERN_INLINE u8 irongate_readb(const volatile void __iomem *addr)
{
return __kernel_ldbu(*(vucp)addr);
}
__EXTERN_INLINE u16 irongate_readw(const volatile void __iomem *addr)
__EXTERN_INLINE void __iomem *irongate_ioportmap(unsigned long addr)
{
return __kernel_ldwu(*(vusp)addr);
}
__EXTERN_INLINE u32 irongate_readl(const volatile void __iomem *addr)
{
return *(vuip)addr;
}
__EXTERN_INLINE u64 irongate_readq(const volatile void __iomem *addr)
{
return *(vulp)addr;
}
__EXTERN_INLINE void irongate_writeb(u8 b, volatile void __iomem *addr)
{
__kernel_stb(b, *(vucp)addr);
}
__EXTERN_INLINE void irongate_writew(u16 b, volatile void __iomem *addr)
{
__kernel_stw(b, *(vusp)addr);
}
__EXTERN_INLINE void irongate_writel(u32 b, volatile void __iomem *addr)
{
*(vuip)addr = b;
}
__EXTERN_INLINE void irongate_writeq(u64 b, volatile void __iomem *addr)
{
*(vulp)addr = b;
return (void __iomem *)(addr + IRONGATE_IO);
}
extern void __iomem *irongate_ioremap(unsigned long addr, unsigned long size);
......@@ -280,47 +207,20 @@ __EXTERN_INLINE int irongate_is_ioaddr(unsigned long addr)
return addr >= IRONGATE_MEM;
}
#undef vucp
#undef vusp
#undef vuip
#undef vulp
#ifdef __WANT_IO_DEF
#define __inb(p) irongate_inb((unsigned long)(p))
#define __inw(p) irongate_inw((unsigned long)(p))
#define __inl(p) irongate_inl((unsigned long)(p))
#define __outb(x,p) irongate_outb(x,(unsigned long)(p))
#define __outw(x,p) irongate_outw(x,(unsigned long)(p))
#define __outl(x,p) irongate_outl(x,(unsigned long)(p))
#define __readb(a) irongate_readb(a)
#define __readw(a) irongate_readw(a)
#define __readl(a) irongate_readl(a)
#define __readq(a) irongate_readq(a)
#define __writeb(x,a) irongate_writeb(x,a)
#define __writew(x,a) irongate_writew(x,a)
#define __writel(x,a) irongate_writel(x,a)
#define __writeq(x,a) irongate_writeq(x,a)
#define __ioremap(a,s) irongate_ioremap(a,s)
#define __iounmap(a) irongate_iounmap(a)
#define __is_ioaddr(a) irongate_is_ioaddr((unsigned long)(a))
#define inb(p) __inb(p)
#define inw(p) __inw(p)
#define inl(p) __inl(p)
#define outb(x,p) __outb(x,p)
#define outw(x,p) __outw(x,p)
#define outl(x,p) __outl(x,p)
#define __raw_readb(a) __readb(a)
#define __raw_readw(a) __readw(a)
#define __raw_readl(a) __readl(a)
#define __raw_readq(a) __readq(a)
#define __raw_writeb(v,a) __writeb(v,a)
#define __raw_writew(v,a) __writew(v,a)
#define __raw_writel(v,a) __writel(v,a)
#define __raw_writeq(v,a) __writeq(v,a)
#endif /* __WANT_IO_DEF */
__EXTERN_INLINE int irongate_is_mmio(const volatile void __iomem *xaddr)
{
unsigned long addr = (unsigned long)xaddr;
return addr < IRONGATE_IO || addr >= IRONGATE_CONF;
}
#undef __IO_PREFIX
#define __IO_PREFIX irongate
#define irongate_trivial_rw_bw 1
#define irongate_trivial_rw_lq 1
#define irongate_trivial_io_bw 1
#define irongate_trivial_io_lq 1
#define irongate_trivial_iounmap 0
#include <asm/io_trivial.h>
#ifdef __IO_EXTERN_INLINE
#undef __EXTERN_INLINE
......
include/asm-alpha/core_lca.h
View file @ 63dd622b
......@@ -219,182 +219,137 @@ union el_lca {
#define vuip volatile unsigned int __force *
#define vulp volatile unsigned long __force *
__EXTERN_INLINE u8 lca_inb(unsigned long addr)
{
long result = *(vip) ((addr << 5) + LCA_IO + 0x00);
return __kernel_extbl(result, addr & 3);
}
#define LCA_SET_HAE \
do { \
if (addr >= (1UL << 24)) { \
unsigned long msb = addr & 0xf8000000; \
addr -= msb; \
set_hae(msb); \
} \
} while (0)
__EXTERN_INLINE void lca_outb(u8 b, unsigned long addr)
{
unsigned long w;
w = __kernel_insbl(b, addr & 3);
*(vuip) ((addr << 5) + LCA_IO + 0x00) = w;
mb();
}
__EXTERN_INLINE u16 lca_inw(unsigned long addr)
{
long result = *(vip) ((addr << 5) + LCA_IO + 0x08);
return __kernel_extwl(result, addr & 3);
}
__EXTERN_INLINE void lca_outw(u16 b, unsigned long addr)
{
unsigned long w;
w = __kernel_inswl(b, addr & 3);
*(vuip) ((addr << 5) + LCA_IO + 0x08) = w;
mb();
}
__EXTERN_INLINE u32 lca_inl(unsigned long addr)
{
return *(vuip) ((addr << 5) + LCA_IO + 0x18);
}
__EXTERN_INLINE void lca_outl(u32 b, unsigned long addr)
{
*(vuip) ((addr << 5) + LCA_IO + 0x18) = b;
mb();
}
/*
* Memory functions. 64-bit and 32-bit accesses are done through
* dense memory space, everything else through sparse space.
*/
__EXTERN_INLINE u8 lca_readb(const volatile void __iomem *xaddr)
__EXTERN_INLINE unsigned int lca_ioread8(void __iomem *xaddr)
{
unsigned long addr = (unsigned long) xaddr;
unsigned long result, msb;
unsigned long result, base_and_type;
if (addr >= LCA_DENSE_MEM) {
addr -= LCA_DENSE_MEM;
if (addr >= (1UL << 24)) {
msb = addr & 0xf8000000;
addr -= msb;
set_hae(msb);
LCA_SET_HAE;
base_and_type = LCA_SPARSE_MEM + 0x00;
} else {
addr -= LCA_IO;
base_and_type = LCA_IO + 0x00;
}
result = *(vip) ((addr << 5) + LCA_SPARSE_MEM + 0x00);
result = *(vip) ((addr << 5) + base_and_type);
return __kernel_extbl(result, addr & 3);
}
__EXTERN_INLINE u16 lca_readw(const volatile void __iomem *xaddr)
__EXTERN_INLINE void lca_iowrite8(u8 b, void __iomem *xaddr)
{
unsigned long addr = (unsigned long) xaddr;
unsigned long result, msb;
unsigned long w, base_and_type;
if (addr >= LCA_DENSE_MEM) {
addr -= LCA_DENSE_MEM;
if (addr >= (1UL << 24)) {
msb = addr & 0xf8000000;
addr -= msb;
set_hae(msb);
LCA_SET_HAE;
base_and_type = LCA_SPARSE_MEM + 0x00;
} else {
addr -= LCA_IO;
base_and_type = LCA_IO + 0x00;
}
result = *(vip) ((addr << 5) + LCA_SPARSE_MEM + 0x08);
return __kernel_extwl(result, addr & 3);
}
__EXTERN_INLINE u32 lca_readl(const volatile void __iomem *addr)
{
return *(vuip)addr;
}
__EXTERN_INLINE u64 lca_readq(const volatile void __iomem *addr)
{
return *(vulp)addr;
w = __kernel_insbl(b, addr & 3);
*(vuip) ((addr << 5) + base_and_type) = w;
}
__EXTERN_INLINE void lca_writeb(u8 b, volatile void __iomem *xaddr)
__EXTERN_INLINE unsigned int lca_ioread16(void __iomem *xaddr)
{
unsigned long addr = (unsigned long) xaddr;
unsigned long msb;
unsigned long w;
unsigned long result, base_and_type;
if (addr >= LCA_DENSE_MEM) {
addr -= LCA_DENSE_MEM;
if (addr >= (1UL << 24)) {
msb = addr & 0xf8000000;
addr -= msb;
set_hae(msb);
LCA_SET_HAE;
base_and_type = LCA_SPARSE_MEM + 0x08;
} else {
addr -= LCA_IO;
base_and_type = LCA_IO + 0x08;
}
w = __kernel_insbl(b, addr & 3);
*(vuip) ((addr << 5) + LCA_SPARSE_MEM + 0x00) = w;
result = *(vip) ((addr << 5) + base_and_type);
return __kernel_extwl(result, addr & 3);
}
__EXTERN_INLINE void lca_writew(u16 b, volatile void __iomem *xaddr)
__EXTERN_INLINE void lca_iowrite16(u16 b, void __iomem *xaddr)
{
unsigned long addr = (unsigned long) xaddr;
unsigned long msb;
unsigned long w;
unsigned long w, base_and_type;
if (addr >= LCA_DENSE_MEM) {
addr -= LCA_DENSE_MEM;
if (addr >= (1UL << 24)) {
msb = addr & 0xf8000000;
addr -= msb;
set_hae(msb);
LCA_SET_HAE;
base_and_type = LCA_SPARSE_MEM + 0x08;
} else {
addr -= LCA_IO;
base_and_type = LCA_IO + 0x08;
}
w = __kernel_inswl(b, addr & 3);
*(vuip) ((addr << 5) + LCA_SPARSE_MEM + 0x08) = w;
*(vuip) ((addr << 5) + base_and_type) = w;
}
__EXTERN_INLINE unsigned int lca_ioread32(void __iomem *xaddr)
{
unsigned long addr = (unsigned long) xaddr;
if (addr < LCA_DENSE_MEM)
addr = ((addr - LCA_IO) << 5) + LCA_IO + 0x18;
return *(vuip)addr;
}
__EXTERN_INLINE void lca_writel(u32 b, volatile void __iomem *addr)
__EXTERN_INLINE void lca_iowrite32(u32 b, void __iomem *xaddr)
{
unsigned long addr = (unsigned long) xaddr;
if (addr < LCA_DENSE_MEM)
addr = ((addr - LCA_IO) << 5) + LCA_IO + 0x18;
*(vuip)addr = b;
}
__EXTERN_INLINE void lca_writeq(u64 b, volatile void __iomem *addr)
__EXTERN_INLINE void __iomem *lca_ioportmap(unsigned long addr)
{
*(vulp)addr = b;
return (void __iomem *)(addr + LCA_IO);
}
__EXTERN_INLINE void __iomem *lca_ioremap(unsigned long addr,
unsigned long size
__attribute__((unused)))
unsigned long size)
{
return (void __iomem *)(addr + LCA_DENSE_MEM);
}
__EXTERN_INLINE void lca_iounmap(volatile void __iomem *addr)
__EXTERN_INLINE int lca_is_ioaddr(unsigned long addr)
{
return;
return addr >= IDENT_ADDR + 0x120000000UL;
}
__EXTERN_INLINE int lca_is_ioaddr(unsigned long addr)
__EXTERN_INLINE int lca_is_mmio(const volatile void __iomem *addr)
{
return addr >= IDENT_ADDR + 0x120000000UL;
return (unsigned long)addr >= LCA_DENSE_MEM;
}
#undef vip
#undef vuip
#undef vulp
#ifdef __WANT_IO_DEF
#define __inb(p) lca_inb((unsigned long)(p))
#define __inw(p) lca_inw((unsigned long)(p))
#define __inl(p) lca_inl((unsigned long)(p))
#define __outb(x,p) lca_outb(x,(unsigned long)(p))
#define __outw(x,p) lca_outw(x,(unsigned long)(p))
#define __outl(x,p) lca_outl(x,(unsigned long)(p))
#define __readb(a) lca_readb(a)
#define __readw(a) lca_readw(a)
#define __readl(a) lca_readl(a)
#define __readq(a) lca_readq(a)
#define __writeb(x,a) lca_writeb(x,a)
#define __writew(x,a) lca_writew(x,a)
#define __writel(x,a) lca_writel(x,a)
#define __writeq(x,a) lca_writeq(x,a)
#define __ioremap(a,s) lca_ioremap(a,s)
#define __iounmap(a) lca_iounmap(a)
#define __is_ioaddr(a) lca_is_ioaddr((unsigned long)(a))
#define __raw_readl(a) __readl(a)
#define __raw_readq(a) __readq(a)
#define __raw_writel(v,a) __writel(v,a)
#define __raw_writeq(v,a) __writeq(v,a)
#endif /* __WANT_IO_DEF */
#undef __IO_PREFIX
#define __IO_PREFIX lca
#define lca_trivial_rw_bw 2
#define lca_trivial_rw_lq 1
#define lca_trivial_io_bw 0
#define lca_trivial_io_lq 0
#define lca_trivial_iounmap 1
#include <asm/io_trivial.h>
#ifdef __IO_EXTERN_INLINE
#undef __EXTERN_INLINE
......
include/asm-alpha/core_marvel.h
View file @ 63dd622b
......@@ -325,217 +325,48 @@ struct io7 {
* I/O functions. All access through linear space.
*/
#define vucp volatile unsigned char *
#define vusp volatile unsigned short *
#define vuip volatile unsigned int *
#define vulp volatile unsigned long *
#ifdef CONFIG_VGA_HOSE
extern struct pci_controller *pci_vga_hose;
# define __marvel_is_port_vga(a) \
(((a) >= 0x3b0) && ((a) < 0x3e0) && ((a) != 0x3b3) && ((a) != 0x3d3))
# define __marvel_is_mem_vga(a) (((a) >= 0xa0000) && ((a) <= 0xc0000))
# define FIXUP_IOADDR_VGA(a) do { \
if (pci_vga_hose && __marvel_is_port_vga(a)) \
a += pci_vga_hose->io_space->start; \
} while(0)
#else
# define FIXUP_IOADDR_VGA(a)
#endif
#define __marvel_is_port_kbd(a) (((a) == 0x60) || ((a) == 0x64))
#define __marvel_is_port_rtc(a) (((a) == 0x70) || ((a) == 0x71))
#define FIXUP_IOADDR_LEGACY(a)
#define FIXUP_IOADDR(a) do { \
FIXUP_IOADDR_VGA(a); \
FIXUP_IOADDR_LEGACY(a); \
} while(0)
#if 0
# define IOBUG(x) printk x
# define IOBUG_FILTER_IOADDR(a, x) \
if (!__marvel_is_port_kbd(a) && !__marvel_is_port_rtc(a)) IOBUG(x)
#else
# define IOBUG(x)
# define IOBUG_FILTER_IOADDR(a, x)
#endif
extern u8 __marvel_rtc_io(int write, u8 b, unsigned long addr);
#define __marvel_rtc_inb(a) __marvel_rtc_io(0, 0, (a))
#define __marvel_rtc_outb(b, a) __marvel_rtc_io(1, (b), (a))
__EXTERN_INLINE int marvel_is_ioaddr(unsigned long addr)
{
return (addr & (1UL << 40)) != 0; /*FIXME - hardwire*/
}
__EXTERN_INLINE u8 marvel_inb(unsigned long addr)
{
FIXUP_IOADDR(addr);
if (!marvel_is_ioaddr(addr)) {
if (__marvel_is_port_kbd(addr))
return (u8)0;
if (__marvel_is_port_rtc(addr))
return __marvel_rtc_inb(addr);
IOBUG_FILTER_IOADDR(addr,
("Bad IO addr %lx - reading -1\n", addr));
return (u8)-1;
}
return __kernel_ldbu(*(vucp)addr);
}
__EXTERN_INLINE void marvel_outb(u8 b, unsigned long addr)
{
FIXUP_IOADDR(addr);
if (!marvel_is_ioaddr(addr)) {
if (__marvel_is_port_rtc(addr))
return (void)__marvel_rtc_outb(b, addr);
IOBUG_FILTER_IOADDR(addr,
("Bad IO addr %lx - reading -1\n", addr));
return;
}
__kernel_stb(b, *(vucp)addr);
mb();
}
__EXTERN_INLINE u16 marvel_inw(unsigned long addr)
{
FIXUP_IOADDR(addr);
if (!marvel_is_ioaddr(addr)) {
IOBUG_FILTER_IOADDR(addr,
("Bad IO addr %lx - reading -1\n", addr));
return (u16)-1;
}
return __kernel_ldwu(*(vusp)addr);
}
__EXTERN_INLINE void marvel_outw(u16 w, unsigned long addr)
{
FIXUP_IOADDR(addr);
if (!marvel_is_ioaddr(addr)) {
IOBUG_FILTER_IOADDR(addr,
("Bad IO addr %lx - reading -1\n", addr));
return;
}
__kernel_stw(w, *(vusp)addr);
mb();
}
__EXTERN_INLINE u32 marvel_inl(unsigned long addr)
{
FIXUP_IOADDR(addr);
if (!marvel_is_ioaddr(addr)) {
IOBUG_FILTER_IOADDR(addr,
("Bad IO addr %lx - reading -1\n", addr));
return (u32)-1;
}
return *(vuip)addr;
}
__EXTERN_INLINE void marvel_outl(u32 l, unsigned long addr)
{
FIXUP_IOADDR(addr);
if (!marvel_is_ioaddr(addr)) {
IOBUG_FILTER_IOADDR(addr,
("Bad IO addr %lx - reading -1\n", addr));
return;
}
*(vuip)addr = l;
mb();
}
/*
* Memory functions. All accesses through linear space.
*/
extern void __iomem *marvel_ioremap(unsigned long addr, unsigned long size);
extern void marvel_iounmap(volatile void __iomem *addr);
#define vucp volatile unsigned char __force *
#define vusp volatile unsigned short __force *
__EXTERN_INLINE u8 marvel_readb(const volatile void __iomem *addr)
{
return __kernel_ldbu(*(vucp)addr);
}
extern unsigned int marvel_ioread8(void __iomem *);
extern void marvel_iowrite8(u8 b, void __iomem *);
__EXTERN_INLINE u16 marvel_readw(const volatile void __iomem *addr)
__EXTERN_INLINE unsigned int marvel_ioread16(void __iomem *addr)
{
return __kernel_ldwu(*(vusp)addr);
}
__EXTERN_INLINE u32 marvel_readl(const volatile void __iomem *addr)
{
return *(vuip)addr;
}
__EXTERN_INLINE u64 marvel_readq(const volatile void __iomem *addr)
__EXTERN_INLINE void marvel_iowrite16(u16 b, void __iomem *addr)
{
return *(vulp)addr;
__kernel_stw(b, *(vusp)addr);
}
__EXTERN_INLINE void marvel_writeb(u8 b, volatile void __iomem *addr)
{
__kernel_stb(b, *(vucp)addr);
}
__EXTERN_INLINE void marvel_writew(u16 w, volatile void __iomem *addr)
{
__kernel_stw(w, *(vusp)addr);
}
__EXTERN_INLINE void marvel_writel(u32 l, volatile void __iomem *addr)
{
*(vuip)addr = l;
}
extern void __iomem *marvel_ioremap(unsigned long addr, unsigned long size);
extern void marvel_iounmap(volatile void __iomem *addr);
extern void __iomem *marvel_ioportmap (unsigned long addr);
__EXTERN_INLINE void marvel_writeq(u64 q, volatile void __iomem *addr)
__EXTERN_INLINE int marvel_is_ioaddr(unsigned long addr)
{
*(vulp)addr = q;
return (addr >> 40) & 1;
}
#undef FIXUP_IOADDR
#undef FIXUP_IOADDR_LEGACY
#undef FIXUP_IOADDR_VGA
extern int marvel_is_mmio(const volatile void __iomem *);
#undef vucp
#undef vusp
#undef vuip
#undef vulp
#ifdef __WANT_IO_DEF
#define __inb(p) marvel_inb((unsigned long)(p))
#define __inw(p) marvel_inw((unsigned long)(p))
#define __inl(p) marvel_inl((unsigned long)(p))
#define __outb(x,p) marvel_outb(x,(unsigned long)(p))
#define __outw(x,p) marvel_outw(x,(unsigned long)(p))
#define __outl(x,p) marvel_outl(x,(unsigned long)(p))
#define __readb(a) marvel_readb(a)
#define __readw(a) marvel_readw(a)
#define __readl(a) marvel_readl(a)
#define __readq(a) marvel_readq(a)
#define __writeb(x,a) marvel_writeb(x,a)
#define __writew(x,a) marvel_writew(x,a)
#define __writel(x,a) marvel_writel(x,a)
#define __writeq(x,a) marvel_writeq(x,a)
#define __ioremap(a,s) marvel_ioremap(a,s)
#define __iounmap(a) marvel_iounmap(a)
#define __is_ioaddr(a) marvel_is_ioaddr((unsigned long)(a))
/* Disable direct inlining of these calls with the debug checks present. */
#if 0
#define __raw_readb(a) __readb(a)
#define __raw_readw(a) __readw(a)
#define __raw_readl(a) __readl(a)
#define __raw_readq(a) __readq(a)
#define __raw_writeb(v,a) __writeb(v,a)
#define __raw_writew(v,a) __writew(v,a)
#define __raw_writel(v,a) __writel(v,a)
#define __raw_writeq(v,a) __writeq(v,a)
#endif
#endif /* __WANT_IO_DEF */
#undef __IO_PREFIX
#define __IO_PREFIX marvel
#define marvel_trivial_rw_bw 1
#define marvel_trivial_rw_lq 1
#define marvel_trivial_io_bw 0
#define marvel_trivial_io_lq 1
#define marvel_trivial_iounmap 0
#include <asm/io_trivial.h>
#ifdef __IO_EXTERN_INLINE
# undef __EXTERN_INLINE
......
include/asm-alpha/core_mcpcia.h
View file @ 63dd622b
......@@ -211,91 +211,6 @@ struct el_MCPCIA_uncorrected_frame_mcheck {
* Unfortunately, we can't use BWIO with EV5, so for now, we always use SPARSE.
*/
#define vucp volatile unsigned char __force *
#define vusp volatile unsigned short __force *
#define vip volatile int __force *
#define vuip volatile unsigned int __force *
#define vulp volatile unsigned long __force *
__EXTERN_INLINE u8 mcpcia_inb(unsigned long in_addr)
{
unsigned long addr, hose, result;
addr = in_addr & 0xffffUL;
hose = in_addr & ~0xffffUL;
/* ??? I wish I could get rid of this. But there's no ioremap
equivalent for I/O space. PCI I/O can be forced into the
correct hose's I/O region, but that doesn't take care of
legacy ISA crap. */
hose += MCPCIA_IO_BIAS;
result = *(vip) ((addr << 5) + hose + 0x00);
return __kernel_extbl(result, addr & 3);
}
__EXTERN_INLINE void mcpcia_outb(u8 b, unsigned long in_addr)
{
unsigned long addr, hose, w;
addr = in_addr & 0xffffUL;
hose = in_addr & ~0xffffUL;
hose += MCPCIA_IO_BIAS;
w = __kernel_insbl(b, addr & 3);
*(vuip) ((addr << 5) + hose + 0x00) = w;
mb();
}
__EXTERN_INLINE u16 mcpcia_inw(unsigned long in_addr)
{
unsigned long addr, hose, result;
addr = in_addr & 0xffffUL;
hose = in_addr & ~0xffffUL;
hose += MCPCIA_IO_BIAS;
result = *(vip) ((addr << 5) + hose + 0x08);
return __kernel_extwl(result, addr & 3);
}
__EXTERN_INLINE void mcpcia_outw(u16 b, unsigned long in_addr)
{
unsigned long addr, hose, w;
addr = in_addr & 0xffffUL;
hose = in_addr & ~0xffffUL;
hose += MCPCIA_IO_BIAS;
w = __kernel_inswl(b, addr & 3);
*(vuip) ((addr << 5) + hose + 0x08) = w;
mb();
}
__EXTERN_INLINE u32 mcpcia_inl(unsigned long in_addr)
{
unsigned long addr, hose;
addr = in_addr & 0xffffUL;
hose = in_addr & ~0xffffUL;
hose += MCPCIA_IO_BIAS;
return *(vuip) ((addr << 5) + hose + 0x18);
}
__EXTERN_INLINE void mcpcia_outl(u32 b, unsigned long in_addr)
{
unsigned long addr, hose;
addr = in_addr & 0xffffUL;
hose = in_addr & ~0xffffUL;
hose += MCPCIA_IO_BIAS;
*(vuip) ((addr << 5) + hose + 0x18) = b;
mb();
}
/*
* Memory functions. 64-bit and 32-bit accesses are done through
* dense memory space, everything else through sparse space.
......@@ -328,149 +243,131 @@ __EXTERN_INLINE void mcpcia_outl(u32 b, unsigned long in_addr)
*
*/
__EXTERN_INLINE void __iomem *mcpcia_ioremap(unsigned long addr,
unsigned long size
__attribute__((unused)))
{
return (void __iomem *)(addr + MCPCIA_MEM_BIAS);
}
#define vip volatile int __force *
#define vuip volatile unsigned int __force *
__EXTERN_INLINE void mcpcia_iounmap(volatile void __iomem *addr)
{
return;
}
#ifdef MCPCIA_ONE_HAE_WINDOW
#define MCPCIA_FROB_MMIO \
if (__mcpcia_is_mmio(hose)) { \
set_hae(hose & 0xffffffff); \
hose = hose - MCPCIA_DENSE(4) + MCPCIA_SPARSE(4); \
}
#else
#define MCPCIA_FROB_MMIO \
if (__mcpcia_is_mmio(hose)) { \
hose = hose - MCPCIA_DENSE(4) + MCPCIA_SPARSE(4); \
}
#endif
__EXTERN_INLINE int mcpcia_is_ioaddr(unsigned long addr)
static inline int __mcpcia_is_mmio(unsigned long addr)
{
return addr >= MCPCIA_SPARSE(0);
return (addr & 0x80000000UL) == 0;
}
__EXTERN_INLINE u8 mcpcia_readb(const volatile void __iomem *xaddr)
__EXTERN_INLINE unsigned int mcpcia_ioread8(void __iomem *xaddr)
{
unsigned long addr = (unsigned long)xaddr & 0xffffffffUL;
unsigned long hose = (unsigned long)xaddr & ~0xffffffffUL;
unsigned long result, work;
unsigned long addr = (unsigned long)xaddr & MCPCIA_MEM_MASK;
unsigned long hose = (unsigned long)xaddr & ~MCPCIA_MEM_MASK;
unsigned long result;
#ifndef MCPCIA_ONE_HAE_WINDOW
unsigned long msb;
msb = addr & ~MCPCIA_MEM_MASK;
set_hae(msb);
#endif
addr = addr & MCPCIA_MEM_MASK;
MCPCIA_FROB_MMIO;
hose = hose - MCPCIA_DENSE(4) + MCPCIA_SPARSE(4);
work = ((addr << 5) + hose + 0x00);
result = *(vip) work;
result = *(vip) ((addr << 5) + hose + 0x00);
return __kernel_extbl(result, addr & 3);
}
__EXTERN_INLINE u16 mcpcia_readw(const volatile void __iomem *xaddr)
__EXTERN_INLINE void mcpcia_iowrite8(u8 b, void __iomem *xaddr)
{
unsigned long addr = (unsigned long)xaddr & 0xffffffffUL;
unsigned long hose = (unsigned long)xaddr & ~0xffffffffUL;
unsigned long result, work;
unsigned long addr = (unsigned long)xaddr & MCPCIA_MEM_MASK;
unsigned long hose = (unsigned long)xaddr & ~MCPCIA_MEM_MASK;
unsigned long w;
#ifndef MCPCIA_ONE_HAE_WINDOW
unsigned long msb;
msb = addr & ~MCPCIA_MEM_MASK;
set_hae(msb);
#endif
addr = addr & MCPCIA_MEM_MASK;
MCPCIA_FROB_MMIO;
hose = hose - MCPCIA_DENSE(4) + MCPCIA_SPARSE(4);
work = ((addr << 5) + hose + 0x08);
result = *(vip) work;
return __kernel_extwl(result, addr & 3);
w = __kernel_insbl(b, addr & 3);
*(vuip) ((addr << 5) + hose + 0x00) = w;
}
__EXTERN_INLINE void mcpcia_writeb(u8 b, volatile void __iomem *xaddr)
__EXTERN_INLINE unsigned int mcpcia_ioread16(void __iomem *xaddr)
{
unsigned long addr = (unsigned long)xaddr & 0xffffffffUL;
unsigned long hose = (unsigned long)xaddr & ~0xffffffffUL;
unsigned long w;
unsigned long addr = (unsigned long)xaddr & MCPCIA_MEM_MASK;
unsigned long hose = (unsigned long)xaddr & ~MCPCIA_MEM_MASK;
unsigned long result;
#ifndef MCPCIA_ONE_HAE_WINDOW
unsigned long msb;
msb = addr & ~MCPCIA_MEM_MASK;
set_hae(msb);
#endif
addr = addr & MCPCIA_MEM_MASK;
MCPCIA_FROB_MMIO;
w = __kernel_insbl(b, addr & 3);
hose = hose - MCPCIA_DENSE(4) + MCPCIA_SPARSE(4);
*(vuip) ((addr << 5) + hose + 0x00) = w;
result = *(vip) ((addr << 5) + hose + 0x08);
return __kernel_extwl(result, addr & 3);
}
__EXTERN_INLINE void mcpcia_writew(u16 b, volatile void __iomem *xaddr)
__EXTERN_INLINE void mcpcia_iowrite16(u16 b, void __iomem *xaddr)
{
unsigned long addr = (unsigned long)xaddr & 0xffffffffUL;
unsigned long hose = (unsigned long)xaddr & ~0xffffffffUL;
unsigned long addr = (unsigned long)xaddr & MCPCIA_MEM_MASK;
unsigned long hose = (unsigned long)xaddr & ~MCPCIA_MEM_MASK;
unsigned long w;
#ifndef MCPCIA_ONE_HAE_WINDOW
unsigned long msb;
msb = addr & ~MCPCIA_MEM_MASK;
set_hae(msb);
#endif
addr = addr & MCPCIA_MEM_MASK;
MCPCIA_FROB_MMIO;
w = __kernel_inswl(b, addr & 3);
hose = hose - MCPCIA_DENSE(4) + MCPCIA_SPARSE(4);
*(vuip) ((addr << 5) + hose + 0x08) = w;
}
__EXTERN_INLINE u32 mcpcia_readl(const volatile void __iomem *addr)
__EXTERN_INLINE unsigned int mcpcia_ioread32(void __iomem *xaddr)
{
unsigned long addr = (unsigned long)xaddr;
if (!__mcpcia_is_mmio(addr))
addr = ((addr & 0xffff) << 5) + (addr & ~0xfffful) + 0x18;
return *(vuip)addr;
}
__EXTERN_INLINE u64 mcpcia_readq(const volatile void __iomem *addr)
__EXTERN_INLINE void mcpcia_iowrite32(u32 b, void __iomem *xaddr)
{
return *(vulp)addr;
unsigned long addr = (unsigned long)xaddr;
if (!__mcpcia_is_mmio(addr))
addr = ((addr & 0xffff) << 5) + (addr & ~0xfffful) + 0x18;
*(vuip)addr = b;
}
__EXTERN_INLINE void mcpcia_writel(u32 b, volatile void __iomem *addr)
__EXTERN_INLINE void __iomem *mcpcia_ioportmap(unsigned long addr)
{
*(vuip)addr = b;
return (void __iomem *)(addr + MCPCIA_IO_BIAS);
}
__EXTERN_INLINE void __iomem *mcpcia_ioremap(unsigned long addr,
unsigned long size)
{
return (void __iomem *)(addr + MCPCIA_MEM_BIAS);
}
__EXTERN_INLINE void mcpcia_writeq(u64 b, volatile void __iomem *addr)
__EXTERN_INLINE int mcpcia_is_ioaddr(unsigned long addr)
{
*(vulp)addr = b;
return addr >= MCPCIA_SPARSE(0);
}
#undef vucp
#undef vusp
__EXTERN_INLINE int mcpcia_is_mmio(const volatile void __iomem *xaddr)
{
unsigned long addr = (unsigned long) xaddr;
return __mcpcia_is_mmio(addr);
}
#undef MCPCIA_FROB_MMIO
#undef vip
#undef vuip
#undef vulp
#ifdef __WANT_IO_DEF
#define __inb(p) mcpcia_inb((unsigned long)(p))
#define __inw(p) mcpcia_inw((unsigned long)(p))
#define __inl(p) mcpcia_inl((unsigned long)(p))
#define __outb(x,p) mcpcia_outb(x,(unsigned long)(p))
#define __outw(x,p) mcpcia_outw(x,(unsigned long)(p))
#define __outl(x,p) mcpcia_outl(x,(unsigned long)(p))
#define __readb(a) mcpcia_readb(a)
#define __readw(a) mcpcia_readw(a)
#define __readl(a) mcpcia_readl(a)
#define __readq(a) mcpcia_readq(a)
#define __writeb(x,a) mcpcia_writeb(x,a)
#define __writew(x,a) mcpcia_writew(x,a)
#define __writel(x,a) mcpcia_writel(x,a)
#define __writeq(x,a) mcpcia_writeq(x,a)
#define __ioremap(a,s) mcpcia_ioremap(a,s)
#define __iounmap(a) mcpcia_iounmap(a)
#define __is_ioaddr(a) mcpcia_is_ioaddr((unsigned long)(a))
#define __raw_readl(a) __readl(a)
#define __raw_readq(a) __readq(a)
#define __raw_writel(v,a) __writel(v,a)
#define __raw_writeq(v,a) __writeq(v,a)
#endif /* __WANT_IO_DEF */
#undef __IO_PREFIX
#define __IO_PREFIX mcpcia
#define mcpcia_trivial_rw_bw 2
#define mcpcia_trivial_rw_lq 1
#define mcpcia_trivial_io_bw 0
#define mcpcia_trivial_io_lq 0
#define mcpcia_trivial_iounmap 1
#include <asm/io_trivial.h>
#ifdef __IO_EXTERN_INLINE
#undef __EXTERN_INLINE
......
include/asm-alpha/core_polaris.h
View file @ 63dd622b
......@@ -63,49 +63,6 @@ struct el_POLARIS_sysdata_mcheck {
* However, we will support only the BWX form.
*/
#define vucp volatile unsigned char __force *
#define vusp volatile unsigned short __force *
#define vuip volatile unsigned int __force *
#define vulp volatile unsigned long __force *
__EXTERN_INLINE u8 polaris_inb(unsigned long addr)
{
/* ??? I wish I could get rid of this. But there's no ioremap
equivalent for I/O space. PCI I/O can be forced into the
POLARIS I/O region, but that doesn't take care of legacy
ISA crap. */
return __kernel_ldbu(*(vucp)(addr + POLARIS_DENSE_IO_BASE));
}
__EXTERN_INLINE void polaris_outb(u8 b, unsigned long addr)
{
__kernel_stb(b, *(vucp)(addr + POLARIS_DENSE_IO_BASE));
mb();
}
__EXTERN_INLINE u16 polaris_inw(unsigned long addr)
{
return __kernel_ldwu(*(vusp)(addr + POLARIS_DENSE_IO_BASE));
}
__EXTERN_INLINE void polaris_outw(u16 b, unsigned long addr)
{
__kernel_stw(b, *(vusp)(addr + POLARIS_DENSE_IO_BASE));
mb();
}
__EXTERN_INLINE u32 polaris_inl(unsigned long addr)
{
return *(vuip)(addr + POLARIS_DENSE_IO_BASE);
}
__EXTERN_INLINE void polaris_outl(u32 b, unsigned long addr)
{
*(vuip)(addr + POLARIS_DENSE_IO_BASE) = b;
mb();
}
/*
* Memory functions. Polaris allows all accesses (byte/word
* as well as long/quad) to be done through dense space.
......@@ -113,104 +70,35 @@ __EXTERN_INLINE void polaris_outl(u32 b, unsigned long addr)
* We will only support DENSE access via BWX insns.
*/
__EXTERN_INLINE u8 polaris_readb(const volatile void __iomem *addr)
{
return __kernel_ldbu(*(vucp)addr);
}
__EXTERN_INLINE u16 polaris_readw(const volatile void __iomem *addr)
__EXTERN_INLINE void __iomem *polaris_ioportmap(unsigned long addr)
{
return __kernel_ldwu(*(vusp)addr);
}
__EXTERN_INLINE u32 polaris_readl(const volatile void __iomem *addr)
{
return *(vuip)addr;
}
__EXTERN_INLINE u64 polaris_readq(const volatile void __iomem *addr)
{
return *(vulp)addr;
}
__EXTERN_INLINE void polaris_writeb(u8 b, volatile void __iomem *addr)
{
__kernel_stb(b, *(vucp)addr);
}
__EXTERN_INLINE void polaris_writew(u16 b, volatile void __iomem *addr)
{
__kernel_stw(b, *(vusp)addr);
}
__EXTERN_INLINE void polaris_writel(u32 b, volatile void __iomem *addr)
{
*(vuip)addr = b;
}
__EXTERN_INLINE void polaris_writeq(u64 b, volatile void __iomem *addr)
{
*(vulp)addr = b;
return (void __iomem *)(addr + POLARIS_DENSE_IO_BASE);
}
__EXTERN_INLINE void __iomem *polaris_ioremap(unsigned long addr,
unsigned long size
__attribute__((unused)))
unsigned long size)
{
return (void __iomem *)(addr + POLARIS_DENSE_MEM_BASE);
}
__EXTERN_INLINE void polaris_iounmap(volatile void __iomem *addr)
__EXTERN_INLINE int polaris_is_ioaddr(unsigned long addr)
{
return;
return addr >= POLARIS_SPARSE_MEM_BASE;
}
__EXTERN_INLINE int polaris_is_ioaddr(unsigned long addr)
__EXTERN_INLINE int polaris_is_mmio(const volatile void __iomem *addr)
{
return addr >= POLARIS_SPARSE_MEM_BASE;
return (unsigned long)addr < POLARIS_SPARSE_IO_BASE;
}
#undef vucp
#undef vusp
#undef vuip
#undef vulp
#ifdef __WANT_IO_DEF
#define __inb(p) polaris_inb((unsigned long)(p))
#define __inw(p) polaris_inw((unsigned long)(p))
#define __inl(p) polaris_inl((unsigned long)(p))
#define __outb(x,p) polaris_outb(x,(unsigned long)(p))
#define __outw(x,p) polaris_outw(x,(unsigned long)(p))
#define __outl(x,p) polaris_outl(x,(unsigned long)(p))
#define __readb(a) polaris_readb(a)
#define __readw(a) polaris_readw(a)
#define __readl(a) polaris_readl(a)
#define __readq(a) polaris_readq(a)
#define __writeb(x,a) polaris_writeb(x,a)
#define __writew(x,a) polaris_writew(x,a)
#define __writel(x,a) polaris_writel(x,a)
#define __writeq(x,a) polaris_writeq(x,a)
#define __ioremap(a,s) polaris_ioremap(a,s)
#define __iounmap(a) polaris_iounmap(a)
#define __is_ioaddr(a) polaris_is_ioaddr((unsigned long)(a))
#define inb(p) __inb(p)
#define inw(p) __inw(p)
#define inl(p) __inl(p)
#define outb(x,p) __outb(x,p)
#define outw(x,p) __outw(x,p)
#define outl(x,p) __outl(x,p)
#define __raw_readb(a) __readb(a)
#define __raw_readw(a) __readw(a)
#define __raw_readl(a) __readl(a)
#define __raw_readq(a) __readq(a)
#define __raw_writeb(v,a) __writeb(v,a)
#define __raw_writew(v,a) __writew(v,a)
#define __raw_writel(v,a) __writel(v,a)
#define __raw_writeq(v,a) __writeq(v,a)
#endif /* __WANT_IO_DEF */
#undef __IO_PREFIX
#define __IO_PREFIX polaris
#define polaris_trivial_rw_bw 1
#define polaris_trivial_rw_lq 1
#define polaris_trivial_io_bw 1
#define polaris_trivial_io_lq 1
#define polaris_trivial_iounmap 1
#include <asm/io_trivial.h>
#ifdef __IO_EXTERN_INLINE
#undef __EXTERN_INLINE
......
include/asm-alpha/core_t2.h
View file @ 63dd622b
......@@ -357,13 +357,13 @@ struct el_t2_frame_corrected {
#define vip volatile int *
#define vuip volatile unsigned int *
__EXTERN_INLINE u8 t2_inb(unsigned long addr)
static inline u8 t2_inb(unsigned long addr)
{
long result = *(vip) ((addr << 5) + T2_IO + 0x00);
return __kernel_extbl(result, addr & 3);
}
__EXTERN_INLINE void t2_outb(u8 b, unsigned long addr)
static inline void t2_outb(u8 b, unsigned long addr)
{
unsigned long w;
......@@ -372,13 +372,13 @@ __EXTERN_INLINE void t2_outb(u8 b, unsigned long addr)
mb();
}
__EXTERN_INLINE u16 t2_inw(unsigned long addr)
static inline u16 t2_inw(unsigned long addr)
{
long result = *(vip) ((addr << 5) + T2_IO + 0x08);
return __kernel_extwl(result, addr & 3);
}
__EXTERN_INLINE void t2_outw(u16 b, unsigned long addr)
static inline void t2_outw(u16 b, unsigned long addr)
{
unsigned long w;
......@@ -387,12 +387,12 @@ __EXTERN_INLINE void t2_outw(u16 b, unsigned long addr)
mb();
}
__EXTERN_INLINE u32 t2_inl(unsigned long addr)
static inline u32 t2_inl(unsigned long addr)
{
return *(vuip) ((addr << 5) + T2_IO + 0x18);
}
__EXTERN_INLINE void t2_outl(u32 b, unsigned long addr)
static inline void t2_outl(u32 b, unsigned long addr)
{
*(vuip) ((addr << 5) + T2_IO + 0x18) = b;
mb();
......@@ -560,16 +560,15 @@ __EXTERN_INLINE void t2_writeq(u64 b, volatile void __iomem *xaddr)
spin_unlock_irqrestore(&t2_hae_lock, flags);
}
__EXTERN_INLINE void __iomem *t2_ioremap(unsigned long addr,
unsigned long size
__attribute__((unused)))
__EXTERN_INLINE void __iomem *t2_ioportmap(unsigned long addr)
{
return (void __iomem *)addr;
return (void __iomem *)(addr + T2_IO);
}
__EXTERN_INLINE void t2_iounmap(volatile void __iomem *addr)
__EXTERN_INLINE void __iomem *t2_ioremap(unsigned long addr,
unsigned long size)
{
return;
return (void __iomem *)(addr + T2_DENSE_MEM);
}
__EXTERN_INLINE int t2_is_ioaddr(unsigned long addr)
......@@ -577,30 +576,47 @@ __EXTERN_INLINE int t2_is_ioaddr(unsigned long addr)
return (long)addr >= 0;
}
__EXTERN_INLINE int t2_is_mmio(const volatile void __iomem *addr)
{
return (unsigned long)addr >= T2_DENSE_MEM;
}
/* New-style ioread interface. The mmio routines are so ugly for T2 that
it doesn't make sense to merge the pio and mmio routines. */
#define IOPORT(OS, NS) \
__EXTERN_INLINE unsigned int t2_ioread##NS(void __iomem *xaddr) \
{ \
if (t2_is_mmio(xaddr)) \
return t2_read##OS(xaddr - T2_DENSE_MEM); \
else \
return t2_in##OS((unsigned long)xaddr - T2_IO); \
} \
__EXTERN_INLINE void t2_iowrite##NS(u##NS b, void __iomem *xaddr) \
{ \
if (t2_is_mmio(xaddr)) \
t2_write##OS(b, xaddr - T2_DENSE_MEM); \
else \
t2_out##OS(b, (unsigned long)xaddr - T2_IO); \
}
IOPORT(b, 8)
IOPORT(w, 16)
IOPORT(l, 32)
#undef IOPORT
#undef vip
#undef vuip
#ifdef __WANT_IO_DEF
#define __inb(p) t2_inb((unsigned long)(p))
#define __inw(p) t2_inw((unsigned long)(p))
#define __inl(p) t2_inl((unsigned long)(p))
#define __outb(x,p) t2_outb(x,(unsigned long)(p))
#define __outw(x,p) t2_outw(x,(unsigned long)(p))
#define __outl(x,p) t2_outl(x,(unsigned long)(p))
#define __readb(a) t2_readb(a)
#define __readw(a) t2_readw(a)
#define __readl(a) t2_readl(a)
#define __readq(a) t2_readq(a)
#define __writeb(x,a) t2_writeb(x,a)
#define __writew(x,a) t2_writew(x,a)
#define __writel(x,a) t2_writel(x,a)
#define __writeq(x,a) t2_writeq(x,a)
#define __ioremap(a,s) t2_ioremap(a,s)
#define __iounmap(a) t2_iounmap(a)
#define __is_ioaddr(a) t2_is_ioaddr((unsigned long)(a))
#endif /* __WANT_IO_DEF */
#undef __IO_PREFIX
#define __IO_PREFIX t2
#define t2_trivial_rw_bw 0
#define t2_trivial_rw_lq 0
#define t2_trivial_io_bw 0
#define t2_trivial_io_lq 0
#define t2_trivial_iounmap 1
#include <asm/io_trivial.h>
#ifdef __IO_EXTERN_INLINE
#undef __EXTERN_INLINE
......
include/asm-alpha/core_titan.h
View file @ 63dd622b
......@@ -377,59 +377,15 @@ struct el_PRIVATEER_envdata_mcheck {
* can only use linear accesses to get at PCI/AGP memory and I/O spaces.
*/
#define vucp volatile unsigned char *
#define vusp volatile unsigned short *
#define vuip volatile unsigned int *
#define vulp volatile unsigned long *
__EXTERN_INLINE u8 titan_inb(unsigned long addr)
{
/* ??? I wish I could get rid of this. But there's no ioremap
equivalent for I/O space. PCI I/O can be forced into the
correct hose's I/O region, but that doesn't take care of
legacy ISA crap. */
addr += TITAN_IO_BIAS;
return __kernel_ldbu(*(vucp)addr);
}
__EXTERN_INLINE void titan_outb(u8 b, unsigned long addr)
{
addr += TITAN_IO_BIAS;
__kernel_stb(b, *(vucp)addr);
mb();
}
__EXTERN_INLINE u16 titan_inw(unsigned long addr)
{
addr += TITAN_IO_BIAS;
return __kernel_ldwu(*(vusp)addr);
}
__EXTERN_INLINE void titan_outw(u16 b, unsigned long addr)
{
addr += TITAN_IO_BIAS;
__kernel_stw(b, *(vusp)addr);
mb();
}
__EXTERN_INLINE u32 titan_inl(unsigned long addr)
{
addr += TITAN_IO_BIAS;
return *(vuip)addr;
}
__EXTERN_INLINE void titan_outl(u32 b, unsigned long addr)
{
addr += TITAN_IO_BIAS;
*(vuip)addr = b;
mb();
}
/*
* Memory functions. all accesses are done through linear space.
*/
__EXTERN_INLINE void __iomem *titan_ioportmap(unsigned long addr)
{
return (void __iomem *)(addr + TITAN_IO_BIAS);
}
extern void __iomem *titan_ioremap(unsigned long addr, unsigned long size);
extern void titan_iounmap(volatile void __iomem *addr);
......@@ -438,88 +394,16 @@ __EXTERN_INLINE int titan_is_ioaddr(unsigned long addr)
return addr >= TITAN_BASE;
}
__EXTERN_INLINE u8 titan_readb(const volatile void __iomem *addr)
{
return __kernel_ldbu(*(vucp)addr);
}
__EXTERN_INLINE u16 titan_readw(const volatile void __iomem *addr)
{
return __kernel_ldwu(*(vusp)addr);
}
__EXTERN_INLINE u32 titan_readl(const volatile void __iomem *addr)
{
return (*(vuip)addr) & 0xffffffff;
}
__EXTERN_INLINE u64 titan_readq(const volatile void __iomem *addr)
{
return *(vulp)addr;
}
__EXTERN_INLINE void titan_writeb(u8 b, volatile void __iomem *addr)
{
__kernel_stb(b, *(vucp)addr);
}
__EXTERN_INLINE void titan_writew(u16 b, volatile void __iomem *addr)
{
__kernel_stw(b, *(vusp)addr);
}
__EXTERN_INLINE void titan_writel(u32 b, volatile void __iomem *addr)
{
*(vuip)addr = b;
}
__EXTERN_INLINE void titan_writeq(u64 b, volatile void __iomem *addr)
{
*(vulp)addr = b;
}
extern int titan_is_mmio(const volatile void __iomem *addr);
#undef vucp
#undef vusp
#undef vuip
#undef vulp
#ifdef __WANT_IO_DEF
#define __inb(p) titan_inb((unsigned long)(p))
#define __inw(p) titan_inw((unsigned long)(p))
#define __inl(p) titan_inl((unsigned long)(p))
#define __outb(x,p) titan_outb(x,(unsigned long)(p))
#define __outw(x,p) titan_outw(x,(unsigned long)(p))
#define __outl(x,p) titan_outl(x,(unsigned long)(p))
#define __readb(a) titan_readb(a)
#define __readw(a) titan_readw(a)
#define __readl(a) titan_readl(a)
#define __readq(a) titan_readq(a)
#define __writeb(x,a) titan_writeb(x,a)
#define __writew(x,a) titan_writew(x,a)
#define __writel(x,a) titan_writel(x,a)
#define __writeq(x,a) titan_writeq(x,a)
#define __ioremap(a,s) titan_ioremap(a,s)
#define __iounmap(a) titan_iounmap(a)
#define __is_ioaddr(a) titan_is_ioaddr((unsigned long)(a))
#define inb(p) __inb(p)
#define inw(p) __inw(p)
#define inl(p) __inl(p)
#define outb(v,p) __outb(v,p)
#define outw(v,p) __outw(v,p)
#define outl(v,p) __outl(v,p)
#define __raw_readb(a) __readb(a)
#define __raw_readw(a) __readw(a)
#define __raw_readl(a) __readl(a)
#define __raw_readq(a) __readq(a)
#define __raw_writeb(v,a) __writeb(v,a)
#define __raw_writew(v,a) __writew(v,a)
#define __raw_writel(v,a) __writel(v,a)
#define __raw_writeq(v,a) __writeq(v,a)
#endif /* __WANT_IO_DEF */
#undef __IO_PREFIX
#define __IO_PREFIX titan
#define titan_trivial_rw_bw 1
#define titan_trivial_rw_lq 1
#define titan_trivial_io_bw 1
#define titan_trivial_io_lq 1
#define titan_trivial_iounmap 0
#include <asm/io_trivial.h>
#ifdef __IO_EXTERN_INLINE
#undef __EXTERN_INLINE
......
include/asm-alpha/core_tsunami.h
View file @ 63dd622b
......@@ -299,69 +299,19 @@ struct el_TSUNAMI_sysdata_mcheck {
* can only use linear accesses to get at PCI memory and I/O spaces.
*/
#define vucp volatile unsigned char __force *
#define vusp volatile unsigned short __force *
#define vuip volatile unsigned int __force *
#define vulp volatile unsigned long __force *
__EXTERN_INLINE u8 tsunami_inb(unsigned long addr)
{
/* ??? I wish I could get rid of this. But there's no ioremap
equivalent for I/O space. PCI I/O can be forced into the
correct hose's I/O region, but that doesn't take care of
legacy ISA crap. */
addr += TSUNAMI_IO_BIAS;
return __kernel_ldbu(*(vucp)addr);
}
__EXTERN_INLINE void tsunami_outb(u8 b, unsigned long addr)
{
addr += TSUNAMI_IO_BIAS;
__kernel_stb(b, *(vucp)addr);
mb();
}
__EXTERN_INLINE u16 tsunami_inw(unsigned long addr)
{
addr += TSUNAMI_IO_BIAS;
return __kernel_ldwu(*(vusp)addr);
}
__EXTERN_INLINE void tsunami_outw(u16 b, unsigned long addr)
{
addr += TSUNAMI_IO_BIAS;
__kernel_stw(b, *(vusp)addr);
mb();
}
__EXTERN_INLINE u32 tsunami_inl(unsigned long addr)
{
addr += TSUNAMI_IO_BIAS;
return *(vuip)addr;
}
__EXTERN_INLINE void tsunami_outl(u32 b, unsigned long addr)
{
addr += TSUNAMI_IO_BIAS;
*(vuip)addr = b;
mb();
}
/*
* Memory functions. all accesses are done through linear space.
*/
__EXTERN_INLINE void __iomem *tsunami_ioremap(unsigned long addr,
unsigned long size
__attribute__((unused)))
__EXTERN_INLINE void __iomem *tsunami_ioportmap(unsigned long addr)
{
return (void __iomem *)(addr + TSUNAMI_MEM_BIAS);
return (void __iomem *)(addr + TSUNAMI_IO_BIAS);
}
__EXTERN_INLINE void tsunami_iounmap(volatile void __iomem *addr)
__EXTERN_INLINE void __iomem *tsunami_ioremap(unsigned long addr,
unsigned long size)
{
return;
return (void __iomem *)(addr + TSUNAMI_MEM_BIAS);
}
__EXTERN_INLINE int tsunami_is_ioaddr(unsigned long addr)
......@@ -369,87 +319,20 @@ __EXTERN_INLINE int tsunami_is_ioaddr(unsigned long addr)
return addr >= TSUNAMI_BASE;
}
__EXTERN_INLINE u8 tsunami_readb(const volatile void __iomem *addr)
{
return __kernel_ldbu(*(vucp)addr);
}
__EXTERN_INLINE u16 tsunami_readw(const volatile void __iomem *addr)
{
return __kernel_ldwu(*(vusp)addr);
}
__EXTERN_INLINE u32 tsunami_readl(const volatile void __iomem *addr)
{
return *(vuip)addr;
}
__EXTERN_INLINE u64 tsunami_readq(const volatile void __iomem *addr)
{
return *(vulp)addr;
}
__EXTERN_INLINE void tsunami_writeb(u8 b, volatile void __iomem *addr)
{
__kernel_stb(b, *(vucp)addr);
}
__EXTERN_INLINE void tsunami_writew(u16 b, volatile void __iomem *addr)
{
__kernel_stw(b, *(vusp)addr);
}
__EXTERN_INLINE void tsunami_writel(u32 b, volatile void __iomem *addr)
{
*(vuip)addr = b;
}
__EXTERN_INLINE void tsunami_writeq(u64 b, volatile void __iomem *addr)
__EXTERN_INLINE int tsunami_is_mmio(const volatile void __iomem *xaddr)
{
*(vulp)addr = b;
unsigned long addr = (unsigned long) xaddr;
return (addr & 0x100000000UL) == 0;
}
#undef vucp
#undef vusp
#undef vuip
#undef vulp
#ifdef __WANT_IO_DEF
#define __inb(p) tsunami_inb((unsigned long)(p))
#define __inw(p) tsunami_inw((unsigned long)(p))
#define __inl(p) tsunami_inl((unsigned long)(p))
#define __outb(x,p) tsunami_outb(x,(unsigned long)(p))
#define __outw(x,p) tsunami_outw(x,(unsigned long)(p))
#define __outl(x,p) tsunami_outl(x,(unsigned long)(p))
#define __readb(a) tsunami_readb(a)
#define __readw(a) tsunami_readw(a)
#define __readl(a) tsunami_readl(a)
#define __readq(a) tsunami_readq(a)
#define __writeb(x,a) tsunami_writeb(x,a)
#define __writew(x,a) tsunami_writew(x,a)
#define __writel(x,a) tsunami_writel(x,a)
#define __writeq(x,a) tsunami_writeq(x,a)
#define __ioremap(a,s) tsunami_ioremap(a,s)
#define __iounmap(a) tsunami_iounmap(a)
#define __is_ioaddr(a) tsunami_is_ioaddr((unsigned long)(a))
#define inb(p) __inb(p)
#define inw(p) __inw(p)
#define inl(p) __inl(p)
#define outb(x,p) __outb(x,p)
#define outw(x,p) __outw(x,p)
#define outl(x,p) __outl(x,p)
#define __raw_readb(a) __readb(a)
#define __raw_readw(a) __readw(a)
#define __raw_readl(a) __readl(a)
#define __raw_readq(a) __readq(a)
#define __raw_writeb(v,a) __writeb(v,a)
#define __raw_writew(v,a) __writew(v,a)
#define __raw_writel(v,a) __writel(v,a)
#define __raw_writeq(v,a) __writeq(v,a)
#endif /* __WANT_IO_DEF */
#undef __IO_PREFIX
#define __IO_PREFIX tsunami
#define tsunami_trivial_rw_bw 1
#define tsunami_trivial_rw_lq 1
#define tsunami_trivial_io_bw 1
#define tsunami_trivial_io_lq 1
#define tsunami_trivial_iounmap 1
#include <asm/io_trivial.h>
#ifdef __IO_EXTERN_INLINE
#undef __EXTERN_INLINE
......
include/asm-alpha/core_wildfire.h
View file @ 63dd622b
......@@ -273,69 +273,19 @@ typedef struct {
#define __IO_EXTERN_INLINE
#endif
#define vucp volatile unsigned char *
#define vusp volatile unsigned short *
#define vuip volatile unsigned int *
#define vulp volatile unsigned long *
__EXTERN_INLINE u8 wildfire_inb(unsigned long addr)
{
/* ??? I wish I could get rid of this. But there's no ioremap
equivalent for I/O space. PCI I/O can be forced into the
correct hose's I/O region, but that doesn't take care of
legacy ISA crap. */
addr += WILDFIRE_IO_BIAS;
return __kernel_ldbu(*(vucp)addr);
}
__EXTERN_INLINE void wildfire_outb(u8 b, unsigned long addr)
{
addr += WILDFIRE_IO_BIAS;
__kernel_stb(b, *(vucp)addr);
mb();
}
__EXTERN_INLINE u16 wildfire_inw(unsigned long addr)
{
addr += WILDFIRE_IO_BIAS;
return __kernel_ldwu(*(vusp)addr);
}
__EXTERN_INLINE void wildfire_outw(u16 b, unsigned long addr)
{
addr += WILDFIRE_IO_BIAS;
__kernel_stw(b, *(vusp)addr);
mb();
}
__EXTERN_INLINE u32 wildfire_inl(unsigned long addr)
{
addr += WILDFIRE_IO_BIAS;
return *(vuip)addr;
}
__EXTERN_INLINE void wildfire_outl(u32 b, unsigned long addr)
{
addr += WILDFIRE_IO_BIAS;
*(vuip)addr = b;
mb();
}
/*
* Memory functions. all accesses are done through linear space.
*/
__EXTERN_INLINE void __iomem *wildfire_ioremap(unsigned long addr,
unsigned long size
__attribute__((unused)))
__EXTERN_INLINE void __iomem *wildfire_ioportmap(unsigned long addr)
{
return (void __iomem *)(addr + WILDFIRE_MEM_BIAS);
return (void __iomem *)(addr + WILDFIRE_IO_BIAS);
}
__EXTERN_INLINE void wildfire_iounmap(volatile void __iomem *addr)
__EXTERN_INLINE void __iomem *wildfire_ioremap(unsigned long addr,
unsigned long size)
{
return;
return (void __iomem *)(addr + WILDFIRE_MEM_BIAS);
}
__EXTERN_INLINE int wildfire_is_ioaddr(unsigned long addr)
......@@ -343,87 +293,20 @@ __EXTERN_INLINE int wildfire_is_ioaddr(unsigned long addr)
return addr >= WILDFIRE_BASE;
}
__EXTERN_INLINE u8 wildfire_readb(const volatile void __iomem *addr)
{
return __kernel_ldbu(*(vucp)addr);
}
__EXTERN_INLINE u16 wildfire_readw(const volatile void __iomem *addr)
{
return __kernel_ldwu(*(vusp)addr);
}
__EXTERN_INLINE u32 wildfire_readl(const volatile void __iomem *addr)
{
return *(vuip)addr;
}
__EXTERN_INLINE u64 wildfire_readq(const volatile void __iomem *addr)
{
return *(vulp)addr;
}
__EXTERN_INLINE void wildfire_writeb(u8 b, volatile void __iomem *addr)
{
__kernel_stb(b, *(vucp)addr);
}
__EXTERN_INLINE void wildfire_writew(u16 b, volatile void __iomem *addr)
{
__kernel_stw(b, *(vusp)addr);
}
__EXTERN_INLINE void wildfire_writel(u32 b, volatile void __iomem *addr)
{
*(vuip)addr = b;
}
__EXTERN_INLINE void wildfire_writeq(u64 b, volatile void __iomem *addr)
__EXTERN_INLINE int wildfire_is_mmio(const volatile void __iomem *xaddr)
{
*(vulp)addr = b;
unsigned long addr = (unsigned long)addr;
return (addr & 0x100000000UL) == 0;
}
#undef vucp
#undef vusp
#undef vuip
#undef vulp
#ifdef __WANT_IO_DEF
#define __inb(p) wildfire_inb((unsigned long)(p))
#define __inw(p) wildfire_inw((unsigned long)(p))
#define __inl(p) wildfire_inl((unsigned long)(p))
#define __outb(x,p) wildfire_outb(x,(unsigned long)(p))
#define __outw(x,p) wildfire_outw(x,(unsigned long)(p))
#define __outl(x,p) wildfire_outl(x,(unsigned long)(p))
#define __readb(a) wildfire_readb(a)
#define __readw(a) wildfire_readw(a)
#define __readl(a) wildfire_readl(a)
#define __readq(a) wildfire_readq(a)
#define __writeb(x,a) wildfire_writeb(x,a)
#define __writew(x,a) wildfire_writew(x,a)
#define __writel(x,a) wildfire_writel(x,a)
#define __writeq(x,a) wildfire_writeq(x,a)
#define __ioremap(a,s) wildfire_ioremap(a,s)
#define __iounmap(a) wildfire_iounmap(a)
#define __is_ioaddr(a) wildfire_is_ioaddr((unsigned long)(a))
#define inb(p) __inb(p)
#define inw(p) __inw(p)
#define inl(p) __inl(p)
#define outb(x,p) __outb(x,p)
#define outw(x,p) __outw(x,p)
#define outl(x,p) __outl(x,p)
#define __raw_readb(a) __readb(a)
#define __raw_readw(a) __readw(a)
#define __raw_readl(a) __readl(a)
#define __raw_readq(a) __readq(a)
#define __raw_writeb(v,a) __writeb(v,a)
#define __raw_writew(v,a) __writew(v,a)
#define __raw_writel(v,a) __writel(v,a)
#define __raw_writeq(v,a) __writeq(v,a)
#endif /* __WANT_IO_DEF */
#undef __IO_PREFIX
#define __IO_PREFIX wildfire
#define wildfire_trivial_rw_bw 1
#define wildfire_trivial_rw_lq 1
#define wildfire_trivial_io_bw 1
#define wildfire_trivial_io_lq 1
#define wildfire_trivial_iounmap 1
#include <asm/io_trivial.h>
#ifdef __IO_EXTERN_INLINE
#undef __EXTERN_INLINE
......
include/asm-alpha/io.h
View file @ 63dd622b
......@@ -3,6 +3,18 @@
#ifdef __KERNEL__
#include <linux/config.h>
#include <linux/kernel.h>
#include <asm/compiler.h>
#include <asm/system.h>
#include <asm/pgtable.h>
#include <asm/machvec.h>
#include <asm/hwrpb.h>
/* The generic header contains only prototypes. Including it ensures that
the implementation we have here matches that interface. */
#include <asm-generic/iomap.h>
/* We don't use IO slowdowns on the Alpha, but.. */
#define __SLOW_DOWN_IO do { } while (0)
#define SLOW_DOWN_IO do { } while (0)
......@@ -16,13 +28,6 @@
#define IDENT_ADDR 0xfffffc0000000000UL
#endif
#include <linux/config.h>
#include <linux/kernel.h>
#include <asm/system.h>
#include <asm/pgtable.h>
#include <asm/machvec.h>
#include <asm/hwrpb.h>
/*
* We try to avoid hae updates (thus the cache), but when we
* do need to update the hae, we need to do it atomically, so
......@@ -89,6 +94,9 @@ static inline void * phys_to_virt(unsigned long address)
/* This depends on working iommu. */
#define BIO_VMERGE_BOUNDARY (alpha_mv.mv_pci_tbi ? PAGE_SIZE : 0)
/* Maximum PIO space address supported? */
#define IO_SPACE_LIMIT 0xffff
/*
* Change addresses as seen by the kernel (virtual) to addresses as
* seen by a device (bus), and vice versa.
......@@ -123,50 +131,77 @@ static inline void *bus_to_virt(unsigned long address)
* There are different chipsets to interface the Alpha CPUs to the world.
*/
#define IO_CONCAT(a,b) _IO_CONCAT(a,b)
#define _IO_CONCAT(a,b) a ## _ ## b
#ifdef CONFIG_ALPHA_GENERIC
/* In a generic kernel, we always go through the machine vector. */
# define __inb(p) alpha_mv.mv_inb((unsigned long)(p))
# define __inw(p) alpha_mv.mv_inw((unsigned long)(p))
# define __inl(p) alpha_mv.mv_inl((unsigned long)(p))
# define __outb(x,p) alpha_mv.mv_outb(x,(unsigned long)(p))
# define __outw(x,p) alpha_mv.mv_outw(x,(unsigned long)(p))
# define __outl(x,p) alpha_mv.mv_outl(x,(unsigned long)(p))
# define __readb(a) alpha_mv.mv_readb(a)
# define __readw(a) alpha_mv.mv_readw(a)
# define __readl(a) alpha_mv.mv_readl(a)
# define __readq(a) alpha_mv.mv_readq(a)
# define __writeb(v,a) alpha_mv.mv_writeb(v,a)
# define __writew(v,a) alpha_mv.mv_writew(v,a)
# define __writel(v,a) alpha_mv.mv_writel(v,a)
# define __writeq(v,a) alpha_mv.mv_writeq(v,a)
# define __ioremap(a,s) alpha_mv.mv_ioremap(a,s)
# define __iounmap(a) alpha_mv.mv_iounmap(a)
# define __is_ioaddr(a) alpha_mv.mv_is_ioaddr((unsigned long)(a))
# define inb __inb
# define inw __inw
# define inl __inl
# define outb __outb
# define outw __outw
# define outl __outl
# define __raw_readb __readb
# define __raw_readw __readw
# define __raw_readl __readl
# define __raw_readq __readq
# define __raw_writeb __writeb
# define __raw_writew __writew
# define __raw_writel __writel
# define __raw_writeq __writeq
#define REMAP1(TYPE, NAME, QUAL) \
static inline TYPE generic_##NAME(QUAL void __iomem *addr) \
{ \
return alpha_mv.mv_##NAME(addr); \
}
#else
#define REMAP2(TYPE, NAME, QUAL) \
static inline void generic_##NAME(TYPE b, QUAL void __iomem *addr) \
{ \
alpha_mv.mv_##NAME(b, addr); \
}
REMAP1(unsigned int, ioread8, /**/)
REMAP1(unsigned int, ioread16, /**/)
REMAP1(unsigned int, ioread32, /**/)
REMAP1(u8, readb, const volatile)
REMAP1(u16, readw, const volatile)
REMAP1(u32, readl, const volatile)
REMAP1(u64, readq, const volatile)
REMAP2(u8, iowrite8, /**/)
REMAP2(u16, iowrite16, /**/)
REMAP2(u32, iowrite32, /**/)
REMAP2(u8, writeb, volatile)
REMAP2(u16, writew, volatile)
REMAP2(u32, writel, volatile)
REMAP2(u64, writeq, volatile)
#undef REMAP1
#undef REMAP2
static inline void __iomem *generic_ioportmap(unsigned long a)
{
return alpha_mv.mv_ioportmap(a);
}
/* Control how and what gets defined within the core logic headers. */
#define __WANT_IO_DEF
static inline void __iomem *generic_ioremap(unsigned long a, unsigned long s)
{
return alpha_mv.mv_ioremap(a, s);
}
static inline void generic_iounmap(volatile void __iomem *a)
{
return alpha_mv.mv_iounmap(a);
}
static inline int generic_is_ioaddr(unsigned long a)
{
return alpha_mv.mv_is_ioaddr(a);
}
static inline int generic_is_mmio(const volatile void __iomem *a)
{
return alpha_mv.mv_is_mmio(a);
}
#define __IO_PREFIX generic
#define generic_trivial_rw_bw 0
#define generic_trivial_rw_lq 0
#define generic_trivial_io_bw 0
#define generic_trivial_io_lq 0
#define generic_trivial_iounmap 0
#else
#if defined(CONFIG_ALPHA_APECS)
# include <asm/core_apecs.h>
......@@ -196,223 +231,280 @@ static inline void *bus_to_virt(unsigned long address)
#error "What system is this?"
#endif
#undef __WANT_IO_DEF
#endif /* GENERIC */
/*
* The convention used for inb/outb etc. is that names starting with
* two underscores are the inline versions, names starting with a
* single underscore are proper functions, and names starting with a
* letter are macros that map in some way to inline or proper function
* versions. Not all that pretty, but before you change it, be sure
* to convince yourself that it won't break anything (in particular
* module support).
* We always have external versions of these routines.
*/
extern u8 _inb (unsigned long port);
extern u16 _inw (unsigned long port);
extern u32 _inl (unsigned long port);
extern void _outb (u8 b,unsigned long port);
extern void _outw (u16 w,unsigned long port);
extern void _outl (u32 l,unsigned long port);
extern u8 _readb(const volatile void __iomem *addr);
extern u16 _readw(const volatile void __iomem *addr);
extern u32 _readl(const volatile void __iomem *addr);
extern u64 _readq(const volatile void __iomem *addr);
extern void _writeb(u8 b, volatile void __iomem *addr);
extern void _writew(u16 b, volatile void __iomem *addr);
extern void _writel(u32 b, volatile void __iomem *addr);
extern void _writeq(u64 b, volatile void __iomem *addr);
extern u8 inb(unsigned long port);
extern u16 inw(unsigned long port);
extern u32 inl(unsigned long port);
extern void outb(u8 b, unsigned long port);
extern void outw(u16 b, unsigned long port);
extern void outl(u32 b, unsigned long port);
extern u8 readb(const volatile void __iomem *addr);
extern u16 readw(const volatile void __iomem *addr);
extern u32 readl(const volatile void __iomem *addr);
extern u64 readq(const volatile void __iomem *addr);
extern void writeb(u8 b, volatile void __iomem *addr);
extern void writew(u16 b, volatile void __iomem *addr);
extern void writel(u32 b, volatile void __iomem *addr);
extern void writeq(u64 b, volatile void __iomem *addr);
extern u8 __raw_readb(const volatile void __iomem *addr);
extern u16 __raw_readw(const volatile void __iomem *addr);
extern u32 __raw_readl(const volatile void __iomem *addr);
extern u64 __raw_readq(const volatile void __iomem *addr);
extern void __raw_writeb(u8 b, volatile void __iomem *addr);
extern void __raw_writew(u16 b, volatile void __iomem *addr);
extern void __raw_writel(u32 b, volatile void __iomem *addr);
extern void __raw_writeq(u64 b, volatile void __iomem *addr);
/*
* The platform header files may define some of these macros to use
* the inlined versions where appropriate. These macros may also be
* redefined by userlevel programs.
* Mapping from port numbers to __iomem space is pretty easy.
*/
#ifndef inb
# define inb(p) _inb((unsigned long)(p))
#endif
#ifndef inw
# define inw(p) _inw((unsigned long)(p))
#endif
#ifndef inl
# define inl(p) _inl((unsigned long)(p))
#endif
#ifndef outb
# define outb(b,p) _outb(b,(unsigned long)(p))
#endif
#ifndef outw
# define outw(w,p) _outw(w,(unsigned long)(p))
#endif
#ifndef outl
# define outl(l,p) _outl(l,(unsigned long)(p))
#endif
#ifndef inb_p
# define inb_p inb
#endif
#ifndef inw_p
# define inw_p inw
#endif
#ifndef inl_p
# define inl_p inl
#endif
/* These two have to be extern inline so that we don't get redefinition
errors building lib/iomap.c. Which we don't want anyway, but... */
extern inline void __iomem *ioport_map(unsigned long port, unsigned int size)
{
return IO_CONCAT(__IO_PREFIX,ioportmap) (port);
}
#ifndef outb_p
# define outb_p outb
#endif
#ifndef outw_p
# define outw_p outw
#endif
#ifndef outl_p
# define outl_p outl
#endif
extern inline void ioport_unmap(void __iomem *addr)
{
}
static inline void __iomem *ioremap(unsigned long port, unsigned long size)
{
return IO_CONCAT(__IO_PREFIX,ioremap) (port, size);
}
static inline void __iomem * ioremap_nocache(unsigned long offset,
unsigned long size)
{
return ioremap(offset, size);
}
static inline void iounmap(volatile void __iomem *addr)
{
IO_CONCAT(__IO_PREFIX,iounmap)(addr);
}
static inline int __is_ioaddr(unsigned long addr)
{
return IO_CONCAT(__IO_PREFIX,is_ioaddr)(addr);
}
#define __is_ioaddr(a) __is_ioaddr((unsigned long)(a))
static inline int __is_mmio(const volatile void __iomem *addr)
{
return IO_CONCAT(__IO_PREFIX,is_mmio)(addr);
}
#define IO_SPACE_LIMIT 0xffff
/*
* On Alpha, we have the whole of I/O space mapped at all times, but
* at odd and sometimes discontinuous addresses. Note that the
* discontinuities are all across busses, so we need not care for that
* for any one device.
*
* The DRM drivers need to be able to map contiguously a (potentially)
* discontiguous set of I/O pages. This set of pages is scatter-gather
* mapped contiguously from the perspective of the bus, but we can't
* directly access DMA addresses from the CPU, these addresses need to
* have a real ioremap. Therefore, iounmap and the size argument to
* ioremap are needed to give the platforms the ability to fully implement
* ioremap.
*
* Map the I/O space address into the kernel's virtual address space.
* If the actual I/O bits are sufficiently trivial, then expand inline.
*/
static inline void __iomem * ioremap(unsigned long offset, unsigned long size)
#if IO_CONCAT(__IO_PREFIX,trivial_io_bw)
extern inline unsigned int ioread8(void __iomem *addr)
{
return __ioremap(offset, size);
unsigned int ret = IO_CONCAT(__IO_PREFIX,ioread8)(addr);
mb();
return ret;
}
static inline void iounmap(volatile void __iomem *addr)
extern inline unsigned int ioread16(void __iomem *addr)
{
__iounmap(addr);
unsigned int ret = IO_CONCAT(__IO_PREFIX,ioread16)(addr);
mb();
return ret;
}
static inline void __iomem * ioremap_nocache(unsigned long offset,
unsigned long size)
extern inline void iowrite8(u8 b, void __iomem *addr)
{
return ioremap(offset, size);
IO_CONCAT(__IO_PREFIX,iowrite8)(b, addr);
mb();
}
/* Indirect back to the macros provided. */
extern inline void iowrite16(u16 b, void __iomem *addr)
{
IO_CONCAT(__IO_PREFIX,iowrite16)(b, addr);
mb();
}
extern u8 ___raw_readb(const volatile void __iomem *addr);
extern u16 ___raw_readw(const volatile void __iomem *addr);
extern u32 ___raw_readl(const volatile void __iomem *addr);
extern u64 ___raw_readq(const volatile void __iomem *addr);
extern void ___raw_writeb(u8 b, volatile void __iomem *addr);
extern void ___raw_writew(u16 b, volatile void __iomem *addr);
extern void ___raw_writel(u32 b, volatile void __iomem *addr);
extern void ___raw_writeq(u64 b, volatile void __iomem *addr);
extern inline u8 inb(unsigned long port)
{
return ioread8(ioport_map(port, 1));
}
#ifdef __raw_readb
# define readb(a) ({ u8 r_ = __raw_readb(a); mb(); r_; })
#endif
#ifdef __raw_readw
# define readw(a) ({ u16 r_ = __raw_readw(a); mb(); r_; })
#endif
#ifdef __raw_readl
# define readl(a) ({ u32 r_ = __raw_readl(a); mb(); r_; })
#endif
#ifdef __raw_readq
# define readq(a) ({ u64 r_ = __raw_readq(a); mb(); r_; })
#endif
extern inline u16 inw(unsigned long port)
{
return ioread16(ioport_map(port, 2));
}
#ifdef __raw_writeb
# define writeb(v,a) ({ __raw_writeb(v,a); mb(); })
#endif
#ifdef __raw_writew
# define writew(v,a) ({ __raw_writew(v,a); mb(); })
#endif
#ifdef __raw_writel
# define writel(v,a) ({ __raw_writel(v,a); mb(); })
#endif
#ifdef __raw_writeq
# define writeq(v,a) ({ __raw_writeq(v,a); mb(); })
#endif
extern inline void outb(u8 b, unsigned long port)
{
iowrite8(b, ioport_map(port, 1));
}
#ifndef __raw_readb
# define __raw_readb(a) ___raw_readb(a)
#endif
#ifndef __raw_readw
# define __raw_readw(a) ___raw_readw(a)
#endif
#ifndef __raw_readl
# define __raw_readl(a) ___raw_readl(a)
#endif
#ifndef __raw_readq
# define __raw_readq(a) ___raw_readq(a)
extern inline void outw(u16 b, unsigned long port)
{
iowrite16(b, ioport_map(port, 2));
}
#endif
#ifndef __raw_writeb
# define __raw_writeb(v,a) ___raw_writeb(v,a)
#endif
#ifndef __raw_writew
# define __raw_writew(v,a) ___raw_writew(v,a)
#endif
#ifndef __raw_writel
# define __raw_writel(v,a) ___raw_writel(v,a)
#endif
#ifndef __raw_writeq
# define __raw_writeq(v,a) ___raw_writeq(v,a)
#endif
#if IO_CONCAT(__IO_PREFIX,trivial_io_lq)
extern inline unsigned int ioread32(void __iomem *addr)
{
unsigned int ret = IO_CONCAT(__IO_PREFIX,ioread32)(addr);
mb();
return ret;
}
#ifndef readb
# define readb(a) _readb(a)
#endif
#ifndef readw
# define readw(a) _readw(a)
extern inline void iowrite32(u32 b, void __iomem *addr)
{
IO_CONCAT(__IO_PREFIX,iowrite32)(b, addr);
mb();
}
extern inline u32 inl(unsigned long port)
{
return ioread32(ioport_map(port, 4));
}
extern inline void outl(u32 b, unsigned long port)
{
iowrite32(b, ioport_map(port, 4));
}
#endif
#ifndef readl
# define readl(a) _readl(a)
#if IO_CONCAT(__IO_PREFIX,trivial_rw_bw) == 1
extern inline u8 __raw_readb(const volatile void __iomem *addr)
{
return IO_CONCAT(__IO_PREFIX,readb)(addr);
}
extern inline u16 __raw_readw(const volatile void __iomem *addr)
{
return IO_CONCAT(__IO_PREFIX,readw)(addr);
}
extern inline void __raw_writeb(u8 b, volatile void __iomem *addr)
{
IO_CONCAT(__IO_PREFIX,writeb)(b, addr);
}
extern inline void __raw_writew(u16 b, volatile void __iomem *addr)
{
IO_CONCAT(__IO_PREFIX,writew)(b, addr);
}
extern inline u8 readb(const volatile void __iomem *addr)
{
u8 ret = __raw_readb(addr);
mb();
return ret;
}
extern inline u16 readw(const volatile void __iomem *addr)
{
u16 ret = __raw_readw(addr);
mb();
return ret;
}
extern inline void writeb(u8 b, volatile void __iomem *addr)
{
__raw_writeb(b, addr);
mb();
}
extern inline void writew(u16 b, volatile void __iomem *addr)
{
__raw_writew(b, addr);
mb();
}
#endif
#ifndef readq
# define readq(a) _readq(a)
#if IO_CONCAT(__IO_PREFIX,trivial_rw_lq) == 1
extern inline u32 __raw_readl(const volatile void __iomem *addr)
{
return IO_CONCAT(__IO_PREFIX,readl)(addr);
}
extern inline u64 __raw_readq(const volatile void __iomem *addr)
{
return IO_CONCAT(__IO_PREFIX,readq)(addr);
}
extern inline void __raw_writel(u32 b, volatile void __iomem *addr)
{
IO_CONCAT(__IO_PREFIX,writel)(b, addr);
}
extern inline void __raw_writeq(u64 b, volatile void __iomem *addr)
{
IO_CONCAT(__IO_PREFIX,writeq)(b, addr);
}
extern inline u32 readl(const volatile void __iomem *addr)
{
u32 ret = __raw_readl(addr);
mb();
return ret;
}
extern inline u64 readq(const volatile void __iomem *addr)
{
u64 ret = __raw_readq(addr);
mb();
return ret;
}
extern inline void writel(u32 b, volatile void __iomem *addr)
{
__raw_writel(b, addr);
mb();
}
extern inline void writeq(u64 b, volatile void __iomem *addr)
{
__raw_writeq(b, addr);
mb();
}
#endif
#define inb_p inb
#define inw_p inw
#define inl_p inl
#define outb_p outb
#define outw_p outw
#define outl_p outl
#define readb_relaxed(addr) __raw_readb(addr)
#define readw_relaxed(addr) __raw_readw(addr)
#define readl_relaxed(addr) __raw_readl(addr)
#define readq_relaxed(addr) __raw_readq(addr)
#ifndef writeb
# define writeb(v,a) _writeb(v,a)
#endif
#ifndef writew
# define writew(v,a) _writew(v,a)
#endif
#ifndef writel
# define writel(v,a) _writel(v,a)
#endif
#ifndef writeq
# define writeq(v,a) _writeq(v,a)
#endif
/*
* String version of IO memory access ops:
*/
extern void _memcpy_fromio(void *, const volatile void __iomem *, long);
extern void _memcpy_toio(volatile void __iomem *, const void *, long);
extern void memcpy_fromio(void *, const volatile void __iomem *, long);
extern void memcpy_toio(volatile void __iomem *, const void *, long);
extern void _memset_c_io(volatile void __iomem *, unsigned long, long);
#define memcpy_fromio(to,from,len) \
_memcpy_fromio(to,from,len)
#define memcpy_toio(to,from,len) \
_memcpy_toio(to,from,len)
#define memset_io(addr,c,len) \
_memset_c_io(addr,0x0101010101010101UL*(u8)(c),len)
static inline void memset_io(volatile void __iomem *addr, u8 c, long len)
{
_memset_c_io(addr, 0x0101010101010101UL * c, len);
}
#define __HAVE_ARCH_MEMSETW_IO
#define memsetw_io(addr,c,len) \
_memset_c_io(addr,0x0001000100010001UL*(u16)(c),len)
static inline void memsetw_io(volatile void __iomem *addr, u16 c, long len)
{
_memset_c_io(addr, 0x0001000100010001UL * c, len);
}
/*
* String versions of in/out ops:
......@@ -458,72 +550,85 @@ check_signature(const volatile void __iomem *io_addr,
static inline u8
isa_readb(unsigned long offset)
{
return readb(__ioremap(offset, 1));
void __iomem *addr = ioremap(offset, 1);
u8 ret = readb(addr);
iounmap(addr);
return ret;
}
static inline u16
isa_readw(unsigned long offset)
{
return readw(__ioremap(offset, 2));
void __iomem *addr = ioremap(offset, 2);
u16 ret = readw(addr);
iounmap(addr);
return ret;
}
static inline u32
isa_readl(unsigned long offset)
{
return readl(__ioremap(offset, 4));
void __iomem *addr = ioremap(offset, 2);
u32 ret = readl(addr);
iounmap(addr);
return ret;
}
static inline void
isa_writeb(u8 b, unsigned long offset)
{
writeb(b, __ioremap(offset, 1));
void __iomem *addr = ioremap(offset, 2);
writeb(b, addr);
iounmap(addr);
}
static inline void
isa_writew(u16 w, unsigned long offset)
{
writew(w, __ioremap(offset, 2));
void __iomem *addr = ioremap(offset, 2);
writew(w, addr);
iounmap(addr);
}
static inline void
isa_writel(u32 l, unsigned long offset)
{
writel(l, __ioremap(offset, 4));
void __iomem *addr = ioremap(offset, 2);
writel(l, addr);
iounmap(addr);
}
static inline void
isa_memset_io(unsigned long offset, u8 val, long n)
{
memset_io(__ioremap(offset, n), val, n);
void __iomem *addr = ioremap(offset, n);
memset_io(addr, val, n);
iounmap(addr);
}
static inline void
isa_memcpy_fromio(void *dest, unsigned long offset, long n)
{
memcpy_fromio(dest, __ioremap(offset, n), n);
void __iomem *addr = ioremap(offset, n);
memcpy_fromio(dest, addr, n);
iounmap(addr);
}
static inline void
isa_memcpy_toio(unsigned long offset, const void *src, long n)
{
memcpy_toio(__ioremap(offset, n), src, n);
void __iomem *addr = ioremap(offset, n);
memcpy_toio(addr, src, n);
iounmap(addr);
}
static inline int
isa_check_signature(unsigned long io_addr, const unsigned char *signature,
long length)
isa_check_signature(unsigned long offset, const unsigned char *sig, long len)
{
int retval = 0;
do {
if (isa_readb(io_addr) != *signature)
goto out;
io_addr++;
signature++;
length--;
} while (length);
retval = 1;
out:
return retval;
void __iomem *addr = ioremap(offset, len);
int ret = check_signature(addr, sig, len);
iounmap(addr);
return ret;
}
......
include/asm-alpha/io_trivial.h 0 → 100644
View file @ 63dd622b
/* Trivial implementations of basic i/o routines. Assumes that all
of the hard work has been done by ioremap and ioportmap, and that
access to i/o space is linear. */
/* This file may be included multiple times. */
#if IO_CONCAT(__IO_PREFIX,trivial_io_bw)
__EXTERN_INLINE unsigned int
IO_CONCAT(__IO_PREFIX,ioread8)(void __iomem *a)
{
return __kernel_ldbu(*(volatile u8 __force *)a);
}
__EXTERN_INLINE unsigned int
IO_CONCAT(__IO_PREFIX,ioread16)(void __iomem *a)
{
return __kernel_ldwu(*(volatile u16 __force *)a);
}
__EXTERN_INLINE void
IO_CONCAT(__IO_PREFIX,iowrite8)(u8 b, void __iomem *a)
{
__kernel_stb(b, *(volatile u8 __force *)a);
}
__EXTERN_INLINE void
IO_CONCAT(__IO_PREFIX,iowrite16)(u16 b, void __iomem *a)
{
__kernel_stb(b, *(volatile u16 __force *)a);
}
#endif
#if IO_CONCAT(__IO_PREFIX,trivial_io_lq)
__EXTERN_INLINE unsigned int
IO_CONCAT(__IO_PREFIX,ioread32)(void __iomem *a)
{
return *(volatile u32 __force *)a;
}
__EXTERN_INLINE void
IO_CONCAT(__IO_PREFIX,iowrite32)(u32 b, void __iomem *a)
{
*(volatile u32 __force *)a = b;
}
#endif
#if IO_CONCAT(__IO_PREFIX,trivial_rw_bw) == 1
__EXTERN_INLINE u8
IO_CONCAT(__IO_PREFIX,readb)(const volatile void __iomem *a)
{
return __kernel_ldbu(*(const volatile u8 __force *)a);
}
__EXTERN_INLINE u16
IO_CONCAT(__IO_PREFIX,readw)(const volatile void __iomem *a)
{
return __kernel_ldwu(*(const volatile u16 __force *)a);
}
__EXTERN_INLINE void
IO_CONCAT(__IO_PREFIX,writeb)(u8 b, volatile void __iomem *a)
{
__kernel_stb(b, *(volatile u8 __force *)a);
}
__EXTERN_INLINE void
IO_CONCAT(__IO_PREFIX,writew)(u16 b, volatile void __iomem *a)
{
__kernel_stb(b, *(volatile u16 __force *)a);
}
#elif IO_CONCAT(__IO_PREFIX,trivial_rw_bw) == 2
__EXTERN_INLINE u8
IO_CONCAT(__IO_PREFIX,readb)(const volatile void __iomem *a)
{
return IO_CONCAT(__IO_PREFIX,ioread8)((void __iomem *)a);
}
__EXTERN_INLINE u16
IO_CONCAT(__IO_PREFIX,readw)(const volatile void __iomem *a)
{
return IO_CONCAT(__IO_PREFIX,ioread16)((void __iomem *)a);
}
__EXTERN_INLINE void
IO_CONCAT(__IO_PREFIX,writeb)(u8 b, volatile void __iomem *a)
{
IO_CONCAT(__IO_PREFIX,iowrite8)(b, (void __iomem *)a);
}
__EXTERN_INLINE void
IO_CONCAT(__IO_PREFIX,writew)(u16 b, volatile void __iomem *a)
{
IO_CONCAT(__IO_PREFIX,iowrite16)(b, (void __iomem *)a);
}
#endif
#if IO_CONCAT(__IO_PREFIX,trivial_rw_lq) == 1
__EXTERN_INLINE u32
IO_CONCAT(__IO_PREFIX,readl)(const volatile void __iomem *a)
{
return *(const volatile u32 __force *)a;
}
__EXTERN_INLINE u64
IO_CONCAT(__IO_PREFIX,readq)(const volatile void __iomem *a)
{
return *(const volatile u64 __force *)a;
}
__EXTERN_INLINE void
IO_CONCAT(__IO_PREFIX,writel)(u32 b, volatile void __iomem *a)
{
*(volatile u32 __force *)a = b;
}
__EXTERN_INLINE void
IO_CONCAT(__IO_PREFIX,writeq)(u64 b, volatile void __iomem *a)
{
*(volatile u64 __force *)a = b;
}
#endif
#if IO_CONCAT(__IO_PREFIX,trivial_iounmap)
__EXTERN_INLINE void IO_CONCAT(__IO_PREFIX,iounmap)(volatile void __iomem *a)
{
}
#endif
include/asm-alpha/jensen.h
View file @ 63dd622b
......@@ -279,15 +279,15 @@ __EXTERN_INLINE void jensen_writeq(u64 b, volatile void __iomem *xaddr)
*(vuip) (addr + (4 << 7)) = b >> 32;
}
__EXTERN_INLINE void __iomem *jensen_ioremap(unsigned long addr,
unsigned long size)
__EXTERN_INLINE void __iomem *jensen_ioportmap(unsigned long addr)
{
return (void __iomem *)addr;
}
__EXTERN_INLINE void jensen_iounmap(volatile void __iomem *addr)
__EXTERN_INLINE void __iomem *jensen_ioremap(unsigned long addr,
unsigned long size)
{
return;
return (void __iomem *)(addr + 0x100000000ul);
}
__EXTERN_INLINE int jensen_is_ioaddr(unsigned long addr)
......@@ -295,39 +295,46 @@ __EXTERN_INLINE int jensen_is_ioaddr(unsigned long addr)
return (long)addr >= 0;
}
#undef vuip
__EXTERN_INLINE int jensen_is_mmio(const volatile void __iomem *addr)
{
return (unsigned long)addr >= 0x100000000ul;
}
#ifdef __WANT_IO_DEF
#define __inb jensen_inb
#define __inw jensen_inw
#define __inl jensen_inl
#define __outb jensen_outb
#define __outw jensen_outw
#define __outl jensen_outl
#define __readb jensen_readb
#define __readw jensen_readw
#define __writeb jensen_writeb
#define __writew jensen_writew
#define __readl jensen_readl
#define __readq jensen_readq
#define __writel jensen_writel
#define __writeq jensen_writeq
#define __ioremap jensen_ioremap
#define __iounmap jensen_iounmap
#define __is_ioaddr(a) jensen_is_ioaddr((unsigned long)(a))
/* New-style ioread interface. All the routines are so ugly for Jensen
that it doesn't make sense to merge them. */
#define IOPORT(OS, NS) \
__EXTERN_INLINE unsigned int jensen_ioread##NS(void __iomem *xaddr) \
{ \
if (jensen_is_mmio(xaddr)) \
return jensen_read##OS(xaddr - 0x100000000ul); \
else \
return jensen_in##OS((unsigned long)xaddr); \
} \
__EXTERN_INLINE void jensen_iowrite##NS(u##NS b, void __iomem *xaddr) \
{ \
if (jensen_is_mmio(xaddr)) \
jensen_write##OS(b, xaddr - 0x100000000ul); \
else \
jensen_out##OS(b, (unsigned long)xaddr); \
}
/*
* The above have so much overhead that it probably doesn't make
* sense to have them inlined (better icache behaviour).
*/
#define inb(port) \
(__builtin_constant_p(port)?__inb(port):_inb(port))
IOPORT(b, 8)
IOPORT(w, 16)
IOPORT(l, 32)
#undef IOPORT
#define outb(x, port) \
(__builtin_constant_p(port)?__outb(x,port):_outb(x,port))
#undef vuip
#endif /* __WANT_IO_DEF */
#undef __IO_PREFIX
#define __IO_PREFIX jensen
#define jensen_trivial_rw_bw 0
#define jensen_trivial_rw_lq 0
#define jensen_trivial_io_bw 0
#define jensen_trivial_io_lq 0
#define jensen_trivial_iounmap 1
#include <asm/io_trivial.h>
#ifdef __IO_EXTERN_INLINE
#undef __EXTERN_INLINE
......
include/asm-alpha/machvec.h
View file @ 63dd622b
......@@ -45,13 +45,13 @@ struct alpha_machine_vector
void (*mv_pci_tbi)(struct pci_controller *hose,
dma_addr_t start, dma_addr_t end);
u8 (*mv_inb)(unsigned long);
u16 (*mv_inw)(unsigned long);
u32 (*mv_inl)(unsigned long);
unsigned int (*mv_ioread8)(void __iomem *);
unsigned int (*mv_ioread16)(void __iomem *);
unsigned int (*mv_ioread32)(void __iomem *);
void (*mv_outb)(u8, unsigned long);
void (*mv_outw)(u16, unsigned long);
void (*mv_outl)(u32, unsigned long);
void (*mv_iowrite8)(u8, void __iomem *);
void (*mv_iowrite16)(u16, void __iomem *);
void (*mv_iowrite32)(u32, void __iomem *);
u8 (*mv_readb)(const volatile void __iomem *);
u16 (*mv_readw)(const volatile void __iomem *);
......@@ -63,9 +63,11 @@ struct alpha_machine_vector
void (*mv_writel)(u32, volatile void __iomem *);
void (*mv_writeq)(u64, volatile void __iomem *);
void __iomem *(*mv_ioportmap)(unsigned long);
void __iomem *(*mv_ioremap)(unsigned long, unsigned long);
void (*mv_iounmap)(volatile void __iomem *);
int (*mv_is_ioaddr)(unsigned long);
int (*mv_is_mmio)(const volatile void __iomem *);
void (*mv_switch_mm)(struct mm_struct *, struct mm_struct *,
struct task_struct *);
......
include/asm-alpha/mmu_context.h
View file @ 63dd622b
......@@ -10,6 +10,7 @@
#include <linux/config.h>
#include <asm/system.h>
#include <asm/machvec.h>
#include <asm/compiler.h>
/*
* Force a context reload. This is needed when we change the page
......
include/asm-alpha/spinlock.h
View file @ 63dd622b
......@@ -124,7 +124,7 @@ static inline void _raw_write_lock(rwlock_t * lock)
" br 1b\n"
".previous"
: "=m" (*lock), "=&r" (regx)
: "0" (*lock) : "memory");
: "m" (*lock) : "memory");
}
static inline void _raw_read_lock(rwlock_t * lock)
......
include/asm-alpha/tlbflush.h
View file @ 63dd622b
......@@ -3,6 +3,7 @@
#include <linux/config.h>
#include <linux/mm.h>
#include <asm/compiler.h>
#ifndef __EXTERN_INLINE
#define __EXTERN_INLINE extern inline
......
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