Commit 2acb802b authored by Linus Torvalds's avatar Linus Torvalds

Merge branch 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc

* 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc:
  powerpc: Remove use of CONFIG_PPC_MERGE
  powerpc: Force printing of 'total_memory' to unsigned long long
  powerpc: Fix compiler warning in arch/powerpc/mm/mem.c
  powerpc: Move include files to arch/powerpc/include/asm
parents d8f4b819 9c4cb825
...@@ -278,7 +278,7 @@ it with special cases. ...@@ -278,7 +278,7 @@ it with special cases.
a 64-bit platform. a 64-bit platform.
d) request and get assigned a platform number (see PLATFORM_* d) request and get assigned a platform number (see PLATFORM_*
constants in include/asm-powerpc/processor.h constants in arch/powerpc/include/asm/processor.h
32-bit embedded kernels: 32-bit embedded kernels:
...@@ -340,7 +340,7 @@ the block to RAM before passing it to the kernel. ...@@ -340,7 +340,7 @@ the block to RAM before passing it to the kernel.
--------- ---------
The kernel is entered with r3 pointing to an area of memory that is The kernel is entered with r3 pointing to an area of memory that is
roughly described in include/asm-powerpc/prom.h by the structure roughly described in arch/powerpc/include/asm/prom.h by the structure
boot_param_header: boot_param_header:
struct boot_param_header { struct boot_param_header {
......
...@@ -133,7 +133,7 @@ error. Given an arbitrary address, the routine ...@@ -133,7 +133,7 @@ error. Given an arbitrary address, the routine
pci_get_device_by_addr() will find the pci device associated pci_get_device_by_addr() will find the pci device associated
with that address (if any). with that address (if any).
The default include/asm-powerpc/io.h macros readb(), inb(), insb(), The default arch/powerpc/include/asm/io.h macros readb(), inb(), insb(),
etc. include a check to see if the i/o read returned all-0xff's. etc. include a check to see if the i/o read returned all-0xff's.
If so, these make a call to eeh_dn_check_failure(), which in turn If so, these make a call to eeh_dn_check_failure(), which in turn
asks the firmware if the all-ff's value is the sign of a true EEH asks the firmware if the all-ff's value is the sign of a true EEH
......
...@@ -97,7 +97,7 @@ config IRQSTACKS ...@@ -97,7 +97,7 @@ config IRQSTACKS
config VIRQ_DEBUG config VIRQ_DEBUG
bool "Expose hardware/virtual IRQ mapping via debugfs" bool "Expose hardware/virtual IRQ mapping via debugfs"
depends on DEBUG_FS && PPC_MERGE depends on DEBUG_FS
help help
This option will show the mapping relationship between hardware irq This option will show the mapping relationship between hardware irq
numbers and virtual irq numbers. The mapping is exposed via debugfs numbers and virtual irq numbers. The mapping is exposed via debugfs
......
...@@ -6,7 +6,7 @@ ...@@ -6,7 +6,7 @@
/* /*
* Low-level I/O routines. * Low-level I/O routines.
* *
* Copied from <file:include/asm-powerpc/io.h> (which has no copyright) * Copied from <file:arch/powerpc/include/asm/io.h> (which has no copyright)
*/ */
static inline int in_8(const volatile unsigned char *addr) static inline int in_8(const volatile unsigned char *addr)
{ {
......
...@@ -65,17 +65,13 @@ typedef dcr_host_mmio_t dcr_host_t; ...@@ -65,17 +65,13 @@ typedef dcr_host_mmio_t dcr_host_t;
#endif /* defined(CONFIG_PPC_DCR_NATIVE) && defined(CONFIG_PPC_DCR_MMIO) */ #endif /* defined(CONFIG_PPC_DCR_NATIVE) && defined(CONFIG_PPC_DCR_MMIO) */
/* /*
* On CONFIG_PPC_MERGE, we have additional helpers to read the DCR * additional helpers to read the DCR * base from the device-tree
* base from the device-tree
*/ */
#ifdef CONFIG_PPC_MERGE
struct device_node; struct device_node;
extern unsigned int dcr_resource_start(struct device_node *np, extern unsigned int dcr_resource_start(struct device_node *np,
unsigned int index); unsigned int index);
extern unsigned int dcr_resource_len(struct device_node *np, extern unsigned int dcr_resource_len(struct device_node *np,
unsigned int index); unsigned int index);
#endif /* CONFIG_PPC_MERGE */
#endif /* CONFIG_PPC_DCR */ #endif /* CONFIG_PPC_DCR */
#endif /* __ASSEMBLY__ */ #endif /* __ASSEMBLY__ */
#endif /* __KERNEL__ */ #endif /* __KERNEL__ */
......
...@@ -4,14 +4,9 @@ ...@@ -4,14 +4,9 @@
#include <linux/irq.h> #include <linux/irq.h>
#ifdef CONFIG_PPC_MERGE
extern void i8259_init(struct device_node *node, unsigned long intack_addr); extern void i8259_init(struct device_node *node, unsigned long intack_addr);
extern unsigned int i8259_irq(void); extern unsigned int i8259_irq(void);
extern struct irq_host *i8259_get_host(void); extern struct irq_host *i8259_get_host(void);
#else
extern void i8259_init(unsigned long intack_addr, int offset);
extern int i8259_irq(void);
#endif
#endif /* __KERNEL__ */ #endif /* __KERNEL__ */
#endif /* _ASM_POWERPC_I8259_H */ #endif /* _ASM_POWERPC_I8259_H */
/* /*
* include/asm-powerpc/immap_qe.h
*
* QUICC Engine (QE) Internal Memory Map. * QUICC Engine (QE) Internal Memory Map.
* The Internal Memory Map for devices with QE on them. This * The Internal Memory Map for devices with QE on them. This
* is the superset of all QE devices (8360, etc.). * is the superset of all QE devices (8360, etc.).
......
/* /*
* include/asm-powerpc/ipic.h
*
* IPIC external definitions and structure. * IPIC external definitions and structure.
* *
* Maintainer: Kumar Gala <galak@kernel.crashing.org> * Maintainer: Kumar Gala <galak@kernel.crashing.org>
...@@ -79,15 +77,8 @@ extern void ipic_disable_mcp(enum ipic_mcp_irq mcp_irq); ...@@ -79,15 +77,8 @@ extern void ipic_disable_mcp(enum ipic_mcp_irq mcp_irq);
extern u32 ipic_get_mcp_status(void); extern u32 ipic_get_mcp_status(void);
extern void ipic_clear_mcp_status(u32 mask); extern void ipic_clear_mcp_status(u32 mask);
#ifdef CONFIG_PPC_MERGE
extern struct ipic * ipic_init(struct device_node *node, unsigned int flags); extern struct ipic * ipic_init(struct device_node *node, unsigned int flags);
extern unsigned int ipic_get_irq(void); extern unsigned int ipic_get_irq(void);
#else
extern void ipic_init(phys_addr_t phys_addr, unsigned int flags,
unsigned int irq_offset,
unsigned char *senses, unsigned int senses_count);
extern int ipic_get_irq(void);
#endif
#endif /* __ASM_IPIC_H__ */ #endif /* __ASM_IPIC_H__ */
#endif /* __KERNEL__ */ #endif /* __KERNEL__ */
...@@ -25,8 +25,6 @@ ...@@ -25,8 +25,6 @@
extern atomic_t ppc_n_lost_interrupts; extern atomic_t ppc_n_lost_interrupts;
#ifdef CONFIG_PPC_MERGE
/* This number is used when no interrupt has been assigned */ /* This number is used when no interrupt has been assigned */
#define NO_IRQ (0) #define NO_IRQ (0)
...@@ -326,292 +324,6 @@ static __inline__ int irq_canonicalize(int irq) ...@@ -326,292 +324,6 @@ static __inline__ int irq_canonicalize(int irq)
return irq; return irq;
} }
#else /* CONFIG_PPC_MERGE */
/* This number is used when no interrupt has been assigned */
#define NO_IRQ (-1)
#define NO_IRQ_IGNORE (-2)
/*
* These constants are used for passing information about interrupt
* signal polarity and level/edge sensing to the low-level PIC chip
* drivers.
*/
#define IRQ_SENSE_MASK 0x1
#define IRQ_SENSE_LEVEL 0x1 /* interrupt on active level */
#define IRQ_SENSE_EDGE 0x0 /* interrupt triggered by edge */
#define IRQ_POLARITY_MASK 0x2
#define IRQ_POLARITY_POSITIVE 0x2 /* high level or low->high edge */
#define IRQ_POLARITY_NEGATIVE 0x0 /* low level or high->low edge */
#if defined(CONFIG_40x)
#include <asm/ibm4xx.h>
#ifndef NR_BOARD_IRQS
#define NR_BOARD_IRQS 0
#endif
#ifndef UIC_WIDTH /* Number of interrupts per device */
#define UIC_WIDTH 32
#endif
#ifndef NR_UICS /* number of UIC devices */
#define NR_UICS 1
#endif
#if defined (CONFIG_403)
/*
* The PowerPC 403 cores' Asynchronous Interrupt Controller (AIC) has
* 32 possible interrupts, a majority of which are not implemented on
* all cores. There are six configurable, external interrupt pins and
* there are eight internal interrupts for the on-chip serial port
* (SPU), DMA controller, and JTAG controller.
*
*/
#define NR_AIC_IRQS 32
#define NR_IRQS (NR_AIC_IRQS + NR_BOARD_IRQS)
#elif !defined (CONFIG_403)
/*
* The PowerPC 405 cores' Universal Interrupt Controller (UIC) has 32
* possible interrupts as well. There are seven, configurable external
* interrupt pins and there are 17 internal interrupts for the on-chip
* serial port, DMA controller, on-chip Ethernet controller, PCI, etc.
*
*/
#define NR_UIC_IRQS UIC_WIDTH
#define NR_IRQS ((NR_UIC_IRQS * NR_UICS) + NR_BOARD_IRQS)
#endif
#elif defined(CONFIG_44x)
#include <asm/ibm44x.h>
#define NR_UIC_IRQS 32
#define NR_IRQS ((NR_UIC_IRQS * NR_UICS) + NR_BOARD_IRQS)
#elif defined(CONFIG_8xx)
/* Now include the board configuration specific associations.
*/
#include <asm/mpc8xx.h>
/* The MPC8xx cores have 16 possible interrupts. There are eight
* possible level sensitive interrupts assigned and generated internally
* from such devices as CPM, PCMCIA, RTC, PIT, TimeBase and Decrementer.
* There are eight external interrupts (IRQs) that can be configured
* as either level or edge sensitive.
*
* On some implementations, there is also the possibility of an 8259
* through the PCI and PCI-ISA bridges.
*
* We are "flattening" the interrupt vectors of the cascaded CPM
* and 8259 interrupt controllers so that we can uniquely identify
* any interrupt source with a single integer.
*/
#define NR_SIU_INTS 16
#define NR_CPM_INTS 32
#ifndef NR_8259_INTS
#define NR_8259_INTS 0
#endif
#define SIU_IRQ_OFFSET 0
#define CPM_IRQ_OFFSET (SIU_IRQ_OFFSET + NR_SIU_INTS)
#define I8259_IRQ_OFFSET (CPM_IRQ_OFFSET + NR_CPM_INTS)
#define NR_IRQS (NR_SIU_INTS + NR_CPM_INTS + NR_8259_INTS)
/* These values must be zero-based and map 1:1 with the SIU configuration.
* They are used throughout the 8xx I/O subsystem to generate
* interrupt masks, flags, and other control patterns. This is why the
* current kernel assumption of the 8259 as the base controller is such
* a pain in the butt.
*/
#define SIU_IRQ0 (0) /* Highest priority */
#define SIU_LEVEL0 (1)
#define SIU_IRQ1 (2)
#define SIU_LEVEL1 (3)
#define SIU_IRQ2 (4)
#define SIU_LEVEL2 (5)
#define SIU_IRQ3 (6)
#define SIU_LEVEL3 (7)
#define SIU_IRQ4 (8)
#define SIU_LEVEL4 (9)
#define SIU_IRQ5 (10)
#define SIU_LEVEL5 (11)
#define SIU_IRQ6 (12)
#define SIU_LEVEL6 (13)
#define SIU_IRQ7 (14)
#define SIU_LEVEL7 (15)
#define MPC8xx_INT_FEC1 SIU_LEVEL1
#define MPC8xx_INT_FEC2 SIU_LEVEL3
#define MPC8xx_INT_SCC1 (CPM_IRQ_OFFSET + CPMVEC_SCC1)
#define MPC8xx_INT_SCC2 (CPM_IRQ_OFFSET + CPMVEC_SCC2)
#define MPC8xx_INT_SCC3 (CPM_IRQ_OFFSET + CPMVEC_SCC3)
#define MPC8xx_INT_SCC4 (CPM_IRQ_OFFSET + CPMVEC_SCC4)
#define MPC8xx_INT_SMC1 (CPM_IRQ_OFFSET + CPMVEC_SMC1)
#define MPC8xx_INT_SMC2 (CPM_IRQ_OFFSET + CPMVEC_SMC2)
/* The internal interrupts we can configure as we see fit.
* My personal preference is CPM at level 2, which puts it above the
* MBX PCI/ISA/IDE interrupts.
*/
#ifndef PIT_INTERRUPT
#define PIT_INTERRUPT SIU_LEVEL0
#endif
#ifndef CPM_INTERRUPT
#define CPM_INTERRUPT SIU_LEVEL2
#endif
#ifndef PCMCIA_INTERRUPT
#define PCMCIA_INTERRUPT SIU_LEVEL6
#endif
#ifndef DEC_INTERRUPT
#define DEC_INTERRUPT SIU_LEVEL7
#endif
/* Some internal interrupt registers use an 8-bit mask for the interrupt
* level instead of a number.
*/
#define mk_int_int_mask(IL) (1 << (7 - (IL/2)))
#else /* CONFIG_40x + CONFIG_8xx */
/*
* this is the # irq's for all ppc arch's (pmac/chrp/prep)
* so it is the max of them all
*/
#define NR_IRQS 256
#define __DO_IRQ_CANON 1
#ifndef CONFIG_8260
#define NUM_8259_INTERRUPTS 16
#else /* CONFIG_8260 */
/* The 8260 has an internal interrupt controller with a maximum of
* 64 IRQs. We will use NR_IRQs from above since it is large enough.
* Don't be confused by the 8260 documentation where they list an
* "interrupt number" and "interrupt vector". We are only interested
* in the interrupt vector. There are "reserved" holes where the
* vector number increases, but the interrupt number in the table does not.
* (Document errata updates have fixed this...make sure you have up to
* date processor documentation -- Dan).
*/
#ifndef CPM_IRQ_OFFSET
#define CPM_IRQ_OFFSET 0
#endif
#define NR_CPM_INTS 64
#define SIU_INT_ERROR ((uint)0x00 + CPM_IRQ_OFFSET)
#define SIU_INT_I2C ((uint)0x01 + CPM_IRQ_OFFSET)
#define SIU_INT_SPI ((uint)0x02 + CPM_IRQ_OFFSET)
#define SIU_INT_RISC ((uint)0x03 + CPM_IRQ_OFFSET)
#define SIU_INT_SMC1 ((uint)0x04 + CPM_IRQ_OFFSET)
#define SIU_INT_SMC2 ((uint)0x05 + CPM_IRQ_OFFSET)
#define SIU_INT_IDMA1 ((uint)0x06 + CPM_IRQ_OFFSET)
#define SIU_INT_IDMA2 ((uint)0x07 + CPM_IRQ_OFFSET)
#define SIU_INT_IDMA3 ((uint)0x08 + CPM_IRQ_OFFSET)
#define SIU_INT_IDMA4 ((uint)0x09 + CPM_IRQ_OFFSET)
#define SIU_INT_SDMA ((uint)0x0a + CPM_IRQ_OFFSET)
#define SIU_INT_USB ((uint)0x0b + CPM_IRQ_OFFSET)
#define SIU_INT_TIMER1 ((uint)0x0c + CPM_IRQ_OFFSET)
#define SIU_INT_TIMER2 ((uint)0x0d + CPM_IRQ_OFFSET)
#define SIU_INT_TIMER3 ((uint)0x0e + CPM_IRQ_OFFSET)
#define SIU_INT_TIMER4 ((uint)0x0f + CPM_IRQ_OFFSET)
#define SIU_INT_TMCNT ((uint)0x10 + CPM_IRQ_OFFSET)
#define SIU_INT_PIT ((uint)0x11 + CPM_IRQ_OFFSET)
#define SIU_INT_PCI ((uint)0x12 + CPM_IRQ_OFFSET)
#define SIU_INT_IRQ1 ((uint)0x13 + CPM_IRQ_OFFSET)
#define SIU_INT_IRQ2 ((uint)0x14 + CPM_IRQ_OFFSET)
#define SIU_INT_IRQ3 ((uint)0x15 + CPM_IRQ_OFFSET)
#define SIU_INT_IRQ4 ((uint)0x16 + CPM_IRQ_OFFSET)
#define SIU_INT_IRQ5 ((uint)0x17 + CPM_IRQ_OFFSET)
#define SIU_INT_IRQ6 ((uint)0x18 + CPM_IRQ_OFFSET)
#define SIU_INT_IRQ7 ((uint)0x19 + CPM_IRQ_OFFSET)
#define SIU_INT_FCC1 ((uint)0x20 + CPM_IRQ_OFFSET)
#define SIU_INT_FCC2 ((uint)0x21 + CPM_IRQ_OFFSET)
#define SIU_INT_FCC3 ((uint)0x22 + CPM_IRQ_OFFSET)
#define SIU_INT_MCC1 ((uint)0x24 + CPM_IRQ_OFFSET)
#define SIU_INT_MCC2 ((uint)0x25 + CPM_IRQ_OFFSET)
#define SIU_INT_SCC1 ((uint)0x28 + CPM_IRQ_OFFSET)
#define SIU_INT_SCC2 ((uint)0x29 + CPM_IRQ_OFFSET)
#define SIU_INT_SCC3 ((uint)0x2a + CPM_IRQ_OFFSET)
#define SIU_INT_SCC4 ((uint)0x2b + CPM_IRQ_OFFSET)
#define SIU_INT_PC15 ((uint)0x30 + CPM_IRQ_OFFSET)
#define SIU_INT_PC14 ((uint)0x31 + CPM_IRQ_OFFSET)
#define SIU_INT_PC13 ((uint)0x32 + CPM_IRQ_OFFSET)
#define SIU_INT_PC12 ((uint)0x33 + CPM_IRQ_OFFSET)
#define SIU_INT_PC11 ((uint)0x34 + CPM_IRQ_OFFSET)
#define SIU_INT_PC10 ((uint)0x35 + CPM_IRQ_OFFSET)
#define SIU_INT_PC9 ((uint)0x36 + CPM_IRQ_OFFSET)
#define SIU_INT_PC8 ((uint)0x37 + CPM_IRQ_OFFSET)
#define SIU_INT_PC7 ((uint)0x38 + CPM_IRQ_OFFSET)
#define SIU_INT_PC6 ((uint)0x39 + CPM_IRQ_OFFSET)
#define SIU_INT_PC5 ((uint)0x3a + CPM_IRQ_OFFSET)
#define SIU_INT_PC4 ((uint)0x3b + CPM_IRQ_OFFSET)
#define SIU_INT_PC3 ((uint)0x3c + CPM_IRQ_OFFSET)
#define SIU_INT_PC2 ((uint)0x3d + CPM_IRQ_OFFSET)
#define SIU_INT_PC1 ((uint)0x3e + CPM_IRQ_OFFSET)
#define SIU_INT_PC0 ((uint)0x3f + CPM_IRQ_OFFSET)
#endif /* CONFIG_8260 */
#endif /* Whatever way too big #ifdef */
#define NR_MASK_WORDS ((NR_IRQS + 31) / 32)
/* pedantic: these are long because they are used with set_bit --RR */
extern unsigned long ppc_cached_irq_mask[NR_MASK_WORDS];
/*
* Because many systems have two overlapping names spaces for
* interrupts (ISA and XICS for example), and the ISA interrupts
* have historically not been easy to renumber, we allow ISA
* interrupts to take values 0 - 15, and shift up the remaining
* interrupts by 0x10.
*/
#define NUM_ISA_INTERRUPTS 0x10
extern int __irq_offset_value;
static inline int irq_offset_up(int irq)
{
return(irq + __irq_offset_value);
}
static inline int irq_offset_down(int irq)
{
return(irq - __irq_offset_value);
}
static inline int irq_offset_value(void)
{
return __irq_offset_value;
}
#ifdef __DO_IRQ_CANON
extern int ppc_do_canonicalize_irqs;
#else
#define ppc_do_canonicalize_irqs 0
#endif
static __inline__ int irq_canonicalize(int irq)
{
if (ppc_do_canonicalize_irqs && irq == 2)
irq = 9;
return irq;
}
#endif /* CONFIG_PPC_MERGE */
extern int distribute_irqs; extern int distribute_irqs;
struct irqaction; struct irqaction;
......
/* /*
* include/asm-powerpc/irqflags.h
*
* IRQ flags handling * IRQ flags handling
*/ */
#ifndef _ASM_IRQFLAGS_H #ifndef _ASM_IRQFLAGS_H
...@@ -10,7 +8,7 @@ ...@@ -10,7 +8,7 @@
/* /*
* Get definitions for raw_local_save_flags(x), etc. * Get definitions for raw_local_save_flags(x), etc.
*/ */
#include <asm-powerpc/hw_irq.h> #include <asm/hw_irq.h>
#else #else
#ifdef CONFIG_TRACE_IRQFLAGS #ifdef CONFIG_TRACE_IRQFLAGS
......
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