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Commit 2efec015 authored by Jens Axboe's avatar Jens Axboe
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aec62xx update

parent 26af05ea
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Showing with 348 additions and 301 deletions
drivers/ide/pci/aec62xx.c
View file @ 2efec015
......@@ -5,48 +5,25 @@
*
*/
#include <linux/module.h>
#include <linux/config.h>
#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/pci.h>
#include <linux/delay.h>
#include <linux/timer.h>
#include <linux/mm.h>
#include <linux/ioport.h>
#include <linux/blkdev.h>
#include <linux/hdreg.h>
#include <linux/interrupt.h>
#include <linux/pci.h>
#include <linux/init.h>
#include <linux/ide.h>
#include <linux/init.h>
#include <asm/io.h>
#include <asm/irq.h>
#include "ide_modes.h"
#define DISPLAY_AEC62XX_TIMINGS
#ifndef HIGH_4
#define HIGH_4(H) ((H)=(H>>4))
#endif
#ifndef LOW_4
#define LOW_4(L) ((L)=(L-((L>>4)<<4)))
#endif
#ifndef SPLIT_BYTE
#define SPLIT_BYTE(B,H,L) ((H)=(B>>4), (L)=(B-((B>>4)<<4)))
#endif
#ifndef MAKE_WORD
#define MAKE_WORD(W,HB,LB) ((W)=((HB<<8)+LB))
#endif
#include "aec62xx.h"
#if defined(DISPLAY_AEC62XX_TIMINGS) && defined(CONFIG_PROC_FS)
#include <linux/stat.h>
#include <linux/proc_fs.h>
static int aec62xx_get_info(char *, char **, off_t, int);
extern int (*aec62xx_display_info)(char *, char **, off_t, int); /* ide-proc.c */
static u8 aec62xx_proc = 0;
#define AEC_MAX_DEVS 5
......@@ -67,15 +44,15 @@ static int aec62xx_get_info (char *buffer, char **addr, off_t offset, int count)
for (i = 0; i < n_aec_devs; i++) {
struct pci_dev *dev = aec_devs[i];
// u32 iobase = dev->resource[4].start;
u32 iobase = pci_resource_start(dev, 4);
u8 c0 = inb_p(iobase + 0x02);
u8 c1 = inb_p(iobase + 0x0a);
u8 art = 0;
u8 c0 = 0, c1 = 0, art = 0;
#ifdef DEBUG_AEC_REGS
u8 uart = 0;
#endif /* DEBUG_AEC_REGS */
c0 = inb(iobase + 0x02);
c1 = inb(iobase + 0x0a);
p += sprintf(p, "\nController: %d\n", i);
p += sprintf(p, "Chipset: AEC%s\n", chipset_nums[dev->device]);
......@@ -199,63 +176,10 @@ static int aec62xx_get_info (char *buffer, char **addr, off_t offset, int count)
}
#endif /* defined(DISPLAY_AEC62xx_TIMINGS) && defined(CONFIG_PROC_FS) */
byte aec62xx_proc = 0;
struct chipset_bus_clock_list_entry {
byte xfer_speed;
byte chipset_settings;
byte ultra_settings;
};
struct chipset_bus_clock_list_entry aec6xxx_33_base [] = {
#ifdef CONFIG_BLK_DEV_IDEDMA
{ XFER_UDMA_6, 0x31, 0x07 },
{ XFER_UDMA_5, 0x31, 0x06 },
{ XFER_UDMA_4, 0x31, 0x05 },
{ XFER_UDMA_3, 0x31, 0x04 },
{ XFER_UDMA_2, 0x31, 0x03 },
{ XFER_UDMA_1, 0x31, 0x02 },
{ XFER_UDMA_0, 0x31, 0x01 },
{ XFER_MW_DMA_2, 0x31, 0x00 },
{ XFER_MW_DMA_1, 0x31, 0x00 },
{ XFER_MW_DMA_0, 0x0a, 0x00 },
#endif /* CONFIG_BLK_DEV_IDEDMA */
{ XFER_PIO_4, 0x31, 0x00 },
{ XFER_PIO_3, 0x33, 0x00 },
{ XFER_PIO_2, 0x08, 0x00 },
{ XFER_PIO_1, 0x0a, 0x00 },
{ XFER_PIO_0, 0x00, 0x00 },
{ 0, 0x00, 0x00 }
};
struct chipset_bus_clock_list_entry aec6xxx_34_base [] = {
#ifdef CONFIG_BLK_DEV_IDEDMA
{ XFER_UDMA_6, 0x41, 0x06 },
{ XFER_UDMA_5, 0x41, 0x05 },
{ XFER_UDMA_4, 0x41, 0x04 },
{ XFER_UDMA_3, 0x41, 0x03 },
{ XFER_UDMA_2, 0x41, 0x02 },
{ XFER_UDMA_1, 0x41, 0x01 },
{ XFER_UDMA_0, 0x41, 0x01 },
{ XFER_MW_DMA_2, 0x41, 0x00 },
{ XFER_MW_DMA_1, 0x42, 0x00 },
{ XFER_MW_DMA_0, 0x7a, 0x00 },
#endif /* CONFIG_BLK_DEV_IDEDMA */
{ XFER_PIO_4, 0x41, 0x00 },
{ XFER_PIO_3, 0x43, 0x00 },
{ XFER_PIO_2, 0x78, 0x00 },
{ XFER_PIO_1, 0x7a, 0x00 },
{ XFER_PIO_0, 0x70, 0x00 },
{ 0, 0x00, 0x00 }
};
/*
* TO DO: active tuning and correction of cards without a bios.
*/
static byte pci_bus_clock_list (byte speed, struct chipset_bus_clock_list_entry * chipset_table)
static u8 pci_bus_clock_list (u8 speed, struct chipset_bus_clock_list_entry * chipset_table)
{
for ( ; chipset_table->xfer_speed ; chipset_table++)
if (chipset_table->xfer_speed == speed) {
......@@ -264,7 +188,7 @@ static byte pci_bus_clock_list (byte speed, struct chipset_bus_clock_list_entry
return chipset_table->chipset_settings;
}
static byte pci_bus_clock_list_ultra (byte speed, struct chipset_bus_clock_list_entry * chipset_table)
static u8 pci_bus_clock_list_ultra (u8 speed, struct chipset_bus_clock_list_entry * chipset_table)
{
for ( ; chipset_table->xfer_speed ; chipset_table++)
if (chipset_table->xfer_speed == speed) {
......@@ -273,69 +197,49 @@ static byte pci_bus_clock_list_ultra (byte speed, struct chipset_bus_clock_list_
return chipset_table->ultra_settings;
}
static byte aec62xx_ratemask (ide_drive_t *drive)
static u8 aec62xx_ratemask (ide_drive_t *drive)
{
struct pci_dev *dev = HWIF(drive)->pci_dev;
byte mode = 0x00;
if (dev->device == PCI_DEVICE_ID_ARTOP_ATP850UF) {
mode |= 0x01;
} else if ((dev->device == PCI_DEVICE_ID_ARTOP_ATP860) ||
(dev->device == PCI_DEVICE_ID_ARTOP_ATP860R)) {
mode |= 0x02;
} else if ((dev->device == PCI_DEVICE_ID_ARTOP_ATP865) ||
(dev->device == PCI_DEVICE_ID_ARTOP_ATP865R)) {
u32 bmide = pci_resource_start(dev, 4);
if (IN_BYTE(bmide+2) & 0x10)
mode |= 0x04;
else
mode |= 0x03;
}
if (!eighty_ninty_three(drive)) {
mode &= ~0xFE;
mode |= 0x01;
}
return (mode &= ~0xF8);
}
ide_hwif_t *hwif = HWIF(drive);
u8 mode;
static byte aec62xx_ratefilter (ide_drive_t *drive, byte speed)
{
#ifdef CONFIG_BLK_DEV_IDEDMA
byte mode = aec62xx_ratemask(drive);
switch(mode) {
case 0x04: while (speed > XFER_UDMA_6) speed--; break;
case 0x03: while (speed > XFER_UDMA_5) speed--; break;
case 0x02: while (speed > XFER_UDMA_4) speed--; break;
case 0x01: while (speed > XFER_UDMA_2) speed--; break;
case 0x00:
default: while (speed > XFER_MW_DMA_2) speed--; break;
switch(hwif->pci_dev->device) {
case PCI_DEVICE_ID_ARTOP_ATP865:
case PCI_DEVICE_ID_ARTOP_ATP865R:
#if 0
mode = (hwif->INB(hwif->dma_master) & 0x10) ? 4 : 3;
#else
mode = (hwif->INB(((hwif->channel) ?
hwif->mate->dma_status :
hwif->dma_status)) & 0x10) ? 4 : 3;
#endif
break;
case PCI_DEVICE_ID_ARTOP_ATP860:
case PCI_DEVICE_ID_ARTOP_ATP860R:
mode = 2;
break;
case PCI_DEVICE_ID_ARTOP_ATP850UF:
default:
return 1;
}
#else
while (speed > XFER_PIO_4) speed--;
#endif /* CONFIG_BLK_DEV_IDEDMA */
// printk("%s: mode == %02x speed == %02x\n", drive->name, mode, speed);
return speed;
if (!eighty_ninty_three(drive))
mode = min(mode, (u8)1);
return mode;
}
static int aec6210_tune_chipset (ide_drive_t *drive, byte xferspeed)
static int aec6210_tune_chipset (ide_drive_t *drive, u8 xferspeed)
{
ide_hwif_t *hwif = HWIF(drive);
struct pci_dev *dev = hwif->pci_dev;
byte speed = aec62xx_ratefilter(drive, xferspeed);
unsigned short d_conf = 0x0000;
byte ultra = 0x00;
byte ultra_conf = 0x00;
byte tmp0 = 0x00;
byte tmp1 = 0x00;
byte tmp2 = 0x00;
u16 d_conf = 0;
u8 speed = ide_rate_filter(aec62xx_ratemask(drive), xferspeed);
u8 ultra = 0, ultra_conf = 0;
u8 tmp0 = 0, tmp1 = 0, tmp2 = 0;
unsigned long flags;
local_irq_save(flags);
pci_read_config_word(dev, 0x40|(2*drive->dn), &d_conf);
tmp0 = pci_bus_clock_list(speed,
(struct chipset_bus_clock_list_entry *) dev->driver_data);
tmp0 = pci_bus_clock_list(speed, BUSCLOCK(dev));
SPLIT_BYTE(tmp0,tmp1,tmp2);
MAKE_WORD(d_conf,tmp1,tmp2);
pci_write_config_word(dev, 0x40|(2*drive->dn), d_conf);
......@@ -344,45 +248,38 @@ static int aec6210_tune_chipset (ide_drive_t *drive, byte xferspeed)
tmp2 = 0x00;
pci_read_config_byte(dev, 0x54, &ultra);
tmp1 = ((0x00 << (2*drive->dn)) | (ultra & ~(3 << (2*drive->dn))));
ultra_conf = pci_bus_clock_list_ultra(speed,
(struct chipset_bus_clock_list_entry *) dev->driver_data);
ultra_conf = pci_bus_clock_list_ultra(speed, BUSCLOCK(dev));
tmp2 = ((ultra_conf << (2*drive->dn)) | (tmp1 & ~(3 << (2*drive->dn))));
pci_write_config_byte(dev, 0x54, tmp2);
local_irq_restore(flags);
return(ide_config_drive_speed(drive, speed));
}
static int aec6260_tune_chipset (ide_drive_t *drive, byte xferspeed)
static int aec6260_tune_chipset (ide_drive_t *drive, u8 xferspeed)
{
ide_hwif_t *hwif = HWIF(drive);
struct pci_dev *dev = hwif->pci_dev;
byte unit = (drive->select.b.unit & 0x01);
byte ultra_pci = hwif->channel ? 0x45 : 0x44;
byte speed = aec62xx_ratefilter(drive, xferspeed);
byte drive_conf = 0x00;
byte ultra_conf = 0x00;
byte ultra = 0x00;
byte tmp1 = 0x00;
byte tmp2 = 0x00;
u8 speed = ide_rate_filter(aec62xx_ratemask(drive), xferspeed);
u8 unit = (drive->select.b.unit & 0x01);
u8 tmp1 = 0, tmp2 = 0;
u8 ultra = 0, drive_conf = 0, ultra_conf = 0;
unsigned long flags;
local_irq_save(flags);
pci_read_config_byte(dev, 0x40|drive->dn, &drive_conf);
drive_conf = pci_bus_clock_list(speed,
(struct chipset_bus_clock_list_entry *) dev->driver_data);
drive_conf = pci_bus_clock_list(speed, BUSCLOCK(dev));
pci_write_config_byte(dev, 0x40|drive->dn, drive_conf);
pci_read_config_byte(dev, ultra_pci, &ultra);
pci_read_config_byte(dev, (0x44|hwif->channel), &ultra);
tmp1 = ((0x00 << (4*unit)) | (ultra & ~(7 << (4*unit))));
ultra_conf = pci_bus_clock_list_ultra(speed,
(struct chipset_bus_clock_list_entry *) dev->driver_data);
ultra_conf = pci_bus_clock_list_ultra(speed, BUSCLOCK(dev));
tmp2 = ((ultra_conf << (4*unit)) | (tmp1 & ~(7 << (4*unit))));
pci_write_config_byte(dev, ultra_pci, tmp2);
pci_write_config_byte(dev, (0x44|hwif->channel), tmp2);
local_irq_restore(flags);
return(ide_config_drive_speed(drive, speed));
}
static int aec62xx_tune_chipset (ide_drive_t *drive, byte speed)
static int aec62xx_tune_chipset (ide_drive_t *drive, u8 speed)
{
switch (HWIF(drive)->pci_dev->device) {
case PCI_DEVICE_ID_ARTOP_ATP865:
......@@ -400,65 +297,20 @@ static int aec62xx_tune_chipset (ide_drive_t *drive, byte speed)
#ifdef CONFIG_BLK_DEV_IDEDMA
static int config_chipset_for_dma (ide_drive_t *drive)
{
struct hd_driveid *id = drive->id;
byte mode = aec62xx_ratemask(drive);
byte speed;
if (drive->media != ide_disk)
return ((int) ide_dma_off_quietly);
switch(mode) {
case 0x04:
if (id->dma_ultra & 0x0040)
{ speed = XFER_UDMA_6; break; }
case 0x03:
if (id->dma_ultra & 0x0020)
{ speed = XFER_UDMA_5; break; }
case 0x02:
if (id->dma_ultra & 0x0010)
{ speed = XFER_UDMA_4; break; }
if (id->dma_ultra & 0x0008)
{ speed = XFER_UDMA_3; break; }
case 0x01:
if (id->dma_ultra & 0x0004)
{ speed = XFER_UDMA_2; break; }
if (id->dma_ultra & 0x0002)
{ speed = XFER_UDMA_1; break; }
if (id->dma_ultra & 0x0001)
{ speed = XFER_UDMA_0; break; }
case 0x00:
if (id->dma_mword & 0x0004)
{ speed = XFER_MW_DMA_2; break; }
if (id->dma_mword & 0x0002)
{ speed = XFER_MW_DMA_1; break; }
if (id->dma_mword & 0x0001)
{ speed = XFER_MW_DMA_0; break; }
if (id->dma_1word & 0x0004)
{ speed = XFER_SW_DMA_2; break; }
if (id->dma_1word & 0x0002)
{ speed = XFER_SW_DMA_1; break; }
if (id->dma_1word & 0x0001)
{ speed = XFER_SW_DMA_0; break; }
default:
return ((int) ide_dma_off_quietly);
}
u8 speed = ide_dma_speed(drive, aec62xx_ratemask(drive));
(void) aec62xx_tune_chipset(drive, speed);
if (!(speed))
return 0;
return ((int) ((id->dma_ultra >> 11) & 15) ? ide_dma_on :
((id->dma_ultra >> 8) & 7) ? ide_dma_on :
((id->dma_mword >> 8) & 7) ? ide_dma_on :
((id->dma_1word >> 8) & 7) ? ide_dma_on :
ide_dma_off_quietly);
// return ((int) ide_dma_on);
(void) aec62xx_tune_chipset(drive, speed);
return ide_dma_enable(drive);
}
#endif /* CONFIG_BLK_DEV_IDEDMA */
static void aec62xx_tune_drive (ide_drive_t *drive, byte pio)
static void aec62xx_tune_drive (ide_drive_t *drive, u8 pio)
{
byte speed;
byte new_pio = XFER_PIO_0 + ide_get_best_pio_mode(drive, 255, 5, NULL);
u8 speed = 0;
u8 new_pio = XFER_PIO_0 + ide_get_best_pio_mode(drive, 255, 5, NULL);
switch(pio) {
case 5: speed = new_pio; break;
......@@ -472,68 +324,52 @@ static void aec62xx_tune_drive (ide_drive_t *drive, byte pio)
}
#ifdef CONFIG_BLK_DEV_IDEDMA
static int config_drive_xfer_rate (ide_drive_t *drive)
static int aec62xx_config_drive_xfer_rate (ide_drive_t *drive)
{
ide_hwif_t *hwif = HWIF(drive);
struct hd_driveid *id = drive->id;
ide_dma_action_t dma_func = ide_dma_on;
if (id && (id->capability & 1) && HWIF(drive)->autodma) {
if (id && (id->capability & 1) && drive->autodma) {
/* Consult the list of known "bad" drives */
if (ide_dmaproc(ide_dma_bad_drive, drive)) {
dma_func = ide_dma_off;
if (hwif->ide_dma_bad_drive(drive))
goto fast_ata_pio;
}
dma_func = ide_dma_off_quietly;
if (id->field_valid & 4) {
if (id->dma_ultra & 0x007F) {
if (id->dma_ultra & hwif->ultra_mask) {
/* Force if Capable UltraDMA */
dma_func = config_chipset_for_dma(drive);
if ((id->field_valid & 2) &&
(dma_func != ide_dma_on))
int dma = config_chipset_for_dma(drive);
if ((id->field_valid & 2) && !dma)
goto try_dma_modes;
}
} else if (id->field_valid & 2) {
try_dma_modes:
if ((id->dma_mword & 0x0007) ||
(id->dma_1word & 0x0007)) {
if ((id->dma_mword & hwif->mwdma_mask) ||
(id->dma_1word & hwif->swdma_mask)) {
/* Force if Capable regular DMA modes */
dma_func = config_chipset_for_dma(drive);
if (dma_func != ide_dma_on)
goto no_dma_set;
}
} else if (ide_dmaproc(ide_dma_good_drive, drive)) {
if (id->eide_dma_time > 150) {
if (!config_chipset_for_dma(drive))
goto no_dma_set;
}
} else if (hwif->ide_dma_good_drive(drive) &&
(id->eide_dma_time < 150)) {
/* Consult the list of known "good" drives */
dma_func = config_chipset_for_dma(drive);
if (dma_func != ide_dma_on)
if (!config_chipset_for_dma(drive))
goto no_dma_set;
} else {
goto fast_ata_pio;
}
} else if ((id->capability & 8) || (id->field_valid & 2)) {
fast_ata_pio:
dma_func = ide_dma_off_quietly;
no_dma_set:
aec62xx_tune_drive(drive, 5);
return hwif->ide_dma_off_quietly(drive);
}
return HWIF(drive)->dmaproc(dma_func, drive);
return hwif->ide_dma_on(drive);
}
/*
* aec62xx_dmaproc() initiates/aborts (U)DMA read/write operations on a drive.
*/
int aec62xx_dmaproc (ide_dma_action_t func, ide_drive_t *drive)
static int aec62xx_irq_timeout (ide_drive_t *drive)
{
ide_hwif_t *hwif = HWIF(drive);
struct pci_dev *dev = hwif->pci_dev;
switch (func) {
case ide_dma_check:
return config_drive_xfer_rate(drive);
case ide_dma_lostirq:
case ide_dma_timeout:
switch(dev->device) {
case PCI_DEVICE_ID_ARTOP_ATP860:
case PCI_DEVICE_ID_ARTOP_ATP860R:
......@@ -543,7 +379,7 @@ int aec62xx_dmaproc (ide_dma_action_t func, ide_drive_t *drive)
#if 0
{
int i = 0;
byte reg49h = 0;
u8 reg49h = 0;
pci_read_config_byte(HWIF(drive)->pci_dev, 0x49, &reg49h);
for (i=0;i<256;i++)
pci_write_config_byte(HWIF(drive)->pci_dev, 0x49, reg49h|0x10);
......@@ -554,31 +390,26 @@ int aec62xx_dmaproc (ide_dma_action_t func, ide_drive_t *drive)
default:
break;
}
default:
break;
}
#if 0
{
ide_hwif_t *hwif = HWIF(drive);
struct pci_dev *dev = hwif->pci_dev;
unsigned long dma_base = hwif->dma_base;
byte tmp1 = 0x00;
byte tmp2 = 0x00;
u8 tmp1 = 0, tmp2 = 0, mode6 = 0;
pci_read_config_byte(dev, 0x44, &tmp1);
pci_read_config_byte(dev, 0x45, &tmp2);
printk(" AEC6280 r44=%x r45=%x ",tmp1,tmp2);
if (hwif->channel)
dma_base -= 0x08;
tmp1=IN_BYTE(dma_base+2) & 0x10;
printk(" AEC6280 133=%x ",tmp1);
mode6 = HWIF(drive)->INB(((hwif->channel) ?
hwif->mate->dma_status :
hwif->dma_status));
printk(" AEC6280 133=%x ", (mode6 & 0x10));
}
#endif
return ide_dmaproc(func, drive); /* use standard DMA stuff */
return 0;
}
#endif /* CONFIG_BLK_DEV_IDEDMA */
unsigned int __init pci_init_aec62xx (struct pci_dev *dev, const char *name)
static unsigned int __init init_chipset_aec62xx (struct pci_dev *dev, const char *name)
{
int bus_speed = system_bus_clock();
......@@ -587,74 +418,92 @@ unsigned int __init pci_init_aec62xx (struct pci_dev *dev, const char *name)
printk("%s: ROM enabled at 0x%08lx\n", name, dev->resource[PCI_ROM_RESOURCE].start);
}
#if defined(DISPLAY_AEC62XX_TIMINGS) && defined(CONFIG_PROC_FS)
aec_devs[n_aec_devs++] = dev;
#if defined(DISPLAY_AEC62XX_TIMINGS) && defined(CONFIG_PROC_FS)
if (!aec62xx_proc) {
aec62xx_proc = 1;
aec62xx_display_info = &aec62xx_get_info;
ide_pci_register_host_proc(&aec62xx_procs[0]);
}
#endif /* DISPLAY_AEC62XX_TIMINGS && CONFIG_PROC_FS */
if (bus_speed <= 33)
dev->driver_data = (void *) aec6xxx_33_base;
pci_set_drvdata(dev, (void *) aec6xxx_33_base);
else
dev->driver_data = (void *) aec6xxx_34_base;
pci_set_drvdata(dev, (void *) aec6xxx_34_base);
return dev->irq;
}
unsigned int __init ata66_aec62xx (ide_hwif_t *hwif)
{
byte mask = hwif->channel ? 0x02 : 0x01;
byte ata66 = 0;
pci_read_config_byte(hwif->pci_dev, 0x49, &ata66);
return ((ata66 & mask) ? 0 : 1);
}
void __init ide_init_aec62xx (ide_hwif_t *hwif)
static void __init init_hwif_aec62xx (ide_hwif_t *hwif)
{
hwif->autodma = 0;
hwif->tuneproc = &aec62xx_tune_drive;
hwif->speedproc = &aec62xx_tune_chipset;
if (hwif->pci_dev->device == PCI_DEVICE_ID_ARTOP_ATP850UF) {
hwif->serialized = hwif->channel;
hwif->no_dsc = 1;
}
if (hwif->mate)
hwif->mate->serialized = hwif->serialized;
if (!hwif->dma_base) {
hwif->drives[0].autotune = 1;
hwif->drives[1].autotune = 1;
if (!hwif->dma_base)
return;
}
hwif->ultra_mask = 0x7f;
hwif->mwdma_mask = 0x07;
hwif->swdma_mask = 0x07;
#ifdef CONFIG_BLK_DEV_IDEDMA
hwif->dmaproc = &aec62xx_dmaproc;
#ifdef CONFIG_IDEDMA_AUTO
hwif->ide_dma_check = &aec62xx_config_drive_xfer_rate;
hwif->ide_dma_lostirq = &aec62xx_irq_timeout;
hwif->ide_dma_timeout = &aec62xx_irq_timeout;
if (!noautodma)
hwif->autodma = 1;
#endif /* CONFIG_IDEDMA_AUTO */
hwif->drives[0].autodma = hwif->autodma;
hwif->drives[1].autodma = hwif->autodma;
#endif /* CONFIG_BLK_DEV_IDEDMA */
}
void __init ide_dmacapable_aec62xx (ide_hwif_t *hwif, unsigned long dmabase)
static void __init init_dma_aec62xx (ide_hwif_t *hwif, unsigned long dmabase)
{
struct pci_dev *dev = hwif->pci_dev;
byte reg54h = 0;
if (dev->device == PCI_DEVICE_ID_ARTOP_ATP850UF) {
u8 reg54h = 0;
unsigned long flags;
spin_lock_irqsave(&ide_lock, flags);
pci_read_config_byte(dev, 0x54, &reg54h);
pci_write_config_byte(dev, 0x54, reg54h & ~(hwif->channel ? 0xF0 : 0x0F));
spin_unlock_irqrestore(&ide_lock, flags);
} else {
u8 ata66 = 0;
pci_read_config_byte(hwif->pci_dev, 0x49, &ata66);
if (!(hwif->udma_four))
hwif->udma_four = (ata66&(hwif->channel?0x02:0x01))?0:1;
}
ide_setup_dma(hwif, dmabase, 8);
}
extern void ide_setup_pci_device(struct pci_dev *, ide_pci_device_t *);
void __init fixup_device_aec6x80 (struct pci_dev *dev, ide_pci_device_t *d)
static void __init init_setup_aec62xx (struct pci_dev *dev, ide_pci_device_t *d)
{
ide_setup_pci_device(dev, d);
}
static void __init init_setup_aec6x80 (struct pci_dev *dev, ide_pci_device_t *d)
{
u32 bar4reg = pci_resource_start(dev, 4);
if (IN_BYTE(bar4reg+2) & 0x10) {
if (inb(bar4reg+2) & 0x10) {
strcpy(d->name, "AEC6880");
if (dev->device == PCI_DEVICE_ID_ARTOP_ATP865R)
strcpy(d->name, "AEC6880R");
......@@ -664,7 +513,25 @@ void __init fixup_device_aec6x80 (struct pci_dev *dev, ide_pci_device_t *d)
strcpy(d->name, "AEC6280R");
}
printk("%s: IDE controller on PCI bus %02x dev %02x\n",
d->name, dev->bus->number, dev->devfn);
ide_setup_pci_device(dev, d);
}
int __init aec62xx_scan_pcidev (struct pci_dev *dev)
{
ide_pci_device_t *d;
if (dev->vendor != PCI_VENDOR_ID_ARTOP)
return 0;
for (d = aec62xx_chipsets;
d && d->vendor && d->device; ++d) {
if (((d->vendor == dev->vendor) &&
(d->device == dev->device)) &&
(d->init_setup)) {
d->init_setup(dev, d);
return 1;
}
}
return 0;
}
drivers/ide/pci/aec62xx.h 0 → 100644
View file @ 2efec015
#ifndef AEC62XX_H
#define AEC62XX_H
#include <linux/config.h>
#include <linux/pci.h>
#include <linux/ide.h>
#define DISPLAY_AEC62XX_TIMINGS
struct chipset_bus_clock_list_entry {
byte xfer_speed;
byte chipset_settings;
byte ultra_settings;
};
struct chipset_bus_clock_list_entry aec6xxx_33_base [] = {
#ifdef CONFIG_BLK_DEV_IDEDMA
{ XFER_UDMA_6, 0x31, 0x07 },
{ XFER_UDMA_5, 0x31, 0x06 },
{ XFER_UDMA_4, 0x31, 0x05 },
{ XFER_UDMA_3, 0x31, 0x04 },
{ XFER_UDMA_2, 0x31, 0x03 },
{ XFER_UDMA_1, 0x31, 0x02 },
{ XFER_UDMA_0, 0x31, 0x01 },
{ XFER_MW_DMA_2, 0x31, 0x00 },
{ XFER_MW_DMA_1, 0x31, 0x00 },
{ XFER_MW_DMA_0, 0x0a, 0x00 },
#endif /* CONFIG_BLK_DEV_IDEDMA */
{ XFER_PIO_4, 0x31, 0x00 },
{ XFER_PIO_3, 0x33, 0x00 },
{ XFER_PIO_2, 0x08, 0x00 },
{ XFER_PIO_1, 0x0a, 0x00 },
{ XFER_PIO_0, 0x00, 0x00 },
{ 0, 0x00, 0x00 }
};
struct chipset_bus_clock_list_entry aec6xxx_34_base [] = {
#ifdef CONFIG_BLK_DEV_IDEDMA
{ XFER_UDMA_6, 0x41, 0x06 },
{ XFER_UDMA_5, 0x41, 0x05 },
{ XFER_UDMA_4, 0x41, 0x04 },
{ XFER_UDMA_3, 0x41, 0x03 },
{ XFER_UDMA_2, 0x41, 0x02 },
{ XFER_UDMA_1, 0x41, 0x01 },
{ XFER_UDMA_0, 0x41, 0x01 },
{ XFER_MW_DMA_2, 0x41, 0x00 },
{ XFER_MW_DMA_1, 0x42, 0x00 },
{ XFER_MW_DMA_0, 0x7a, 0x00 },
#endif /* CONFIG_BLK_DEV_IDEDMA */
{ XFER_PIO_4, 0x41, 0x00 },
{ XFER_PIO_3, 0x43, 0x00 },
{ XFER_PIO_2, 0x78, 0x00 },
{ XFER_PIO_1, 0x7a, 0x00 },
{ XFER_PIO_0, 0x70, 0x00 },
{ 0, 0x00, 0x00 }
};
#ifndef HIGH_4
#define HIGH_4(H) ((H)=(H>>4))
#endif
#ifndef LOW_4
#define LOW_4(L) ((L)=(L-((L>>4)<<4)))
#endif
#ifndef SPLIT_BYTE
#define SPLIT_BYTE(B,H,L) ((H)=(B>>4), (L)=(B-((B>>4)<<4)))
#endif
#ifndef MAKE_WORD
#define MAKE_WORD(W,HB,LB) ((W)=((HB<<8)+LB))
#endif
#define BUSCLOCK(D) \
((struct chipset_bus_clock_list_entry *) pci_get_drvdata((D)))
#if defined(DISPLAY_AEC62XX_TIMINGS) && defined(CONFIG_PROC_FS)
#include <linux/stat.h>
#include <linux/proc_fs.h>
static u8 aec62xx_proc;
static int aec62xx_get_info(char *, char **, off_t, int);
static ide_pci_host_proc_t aec62xx_procs[] __initdata = {
{
name: "aec62xx",
set: 1,
get_info: aec62xx_get_info,
parent: NULL,
},
};
#endif /* DISPLAY_AEC62XX_TIMINGS && CONFIG_PROC_FS */
static void init_setup_aec6x80(struct pci_dev *, ide_pci_device_t *);
static void init_setup_aec62xx(struct pci_dev *, ide_pci_device_t *);
static unsigned int init_chipset_aec62xx(struct pci_dev *, const char *);
static void init_hwif_aec62xx(ide_hwif_t *);
static void init_dma_aec62xx(ide_hwif_t *, unsigned long);
static ide_pci_device_t aec62xx_chipsets[] __initdata = {
{
vendor: PCI_VENDOR_ID_ARTOP,
device: PCI_DEVICE_ID_ARTOP_ATP850UF,
name: "AEC6210",
init_setup: init_setup_aec62xx,
init_chipset: init_chipset_aec62xx,
init_iops: NULL,
init_hwif: init_hwif_aec62xx,
init_dma: init_dma_aec62xx,
channels: 2,
autodma: AUTODMA,
enablebits: {{0x4a,0x02,0x02}, {0x4a,0x04,0x04}},
bootable: OFF_BOARD,
extra: 0,
},{
vendor: PCI_VENDOR_ID_ARTOP,
device: PCI_DEVICE_ID_ARTOP_ATP860,
name: "AEC6260",
init_setup: init_setup_aec62xx,
init_chipset: init_chipset_aec62xx,
init_iops: NULL,
init_hwif: init_hwif_aec62xx,
init_dma: init_dma_aec62xx,
channels: 2,
autodma: NOAUTODMA,
enablebits: {{0x00,0x00,0x00}, {0x00,0x00,0x00}},
bootable: OFF_BOARD,
extra: 0,
},{
vendor: PCI_VENDOR_ID_ARTOP,
device: PCI_DEVICE_ID_ARTOP_ATP860R,
name: "AEC6260R",
init_setup: init_setup_aec62xx,
init_chipset: init_chipset_aec62xx,
init_iops: NULL,
init_hwif: init_hwif_aec62xx,
init_dma: init_dma_aec62xx,
channels: 2,
autodma: AUTODMA,
enablebits: {{0x4a,0x02,0x02}, {0x4a,0x04,0x04}},
bootable: NEVER_BOARD,
extra: 0,
},{
vendor: PCI_VENDOR_ID_ARTOP,
device: PCI_DEVICE_ID_ARTOP_ATP865,
name: "AEC6X80",
init_setup: init_setup_aec6x80,
init_chipset: init_chipset_aec62xx,
init_iops: NULL,
init_hwif: init_hwif_aec62xx,
init_dma: init_dma_aec62xx,
channels: 2,
autodma: AUTODMA,
enablebits: {{0x00,0x00,0x00}, {0x00,0x00,0x00}},
bootable: OFF_BOARD,
extra: 0,
},{
vendor: PCI_VENDOR_ID_ARTOP,
device: PCI_DEVICE_ID_ARTOP_ATP865R,
name: "AEC6X80R",
init_setup: init_setup_aec6x80,
init_chipset: init_chipset_aec62xx,
init_iops: NULL,
init_hwif: init_hwif_aec62xx,
init_dma: init_dma_aec62xx,
channels: 2,
autodma: AUTODMA,
enablebits: {{0x4a,0x02,0x02}, {0x4a,0x04,0x04}},
bootable: OFF_BOARD,
extra: 0,
},{
vendor: 0,
device: 0,
channels: 0,
bootable: EOL,
}
};
#endif /* AEC62XX_H */
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