#include <asm/io.h>
#include <asm/irq.h>
-#include "pdc202xx_old.h"
+#define PDC202_DEBUG_CABLE 0
+#define PDC202XX_DEBUG_DRIVE_INFO 0
+
+static const char *pdc_quirk_drives[] = {
+ "QUANTUM FIREBALLlct08 08",
+ "QUANTUM FIREBALLP KA6.4",
+ "QUANTUM FIREBALLP KA9.1",
+ "QUANTUM FIREBALLP LM20.4",
+ "QUANTUM FIREBALLP KX13.6",
+ "QUANTUM FIREBALLP KX20.5",
+ "QUANTUM FIREBALLP KX27.3",
+ "QUANTUM FIREBALLP LM20.5",
+ NULL
+};
-#define PDC202_DEBUG_CABLE 0
+/* A Register */
+#define SYNC_ERRDY_EN 0xC0
-#if defined(DISPLAY_PDC202XX_TIMINGS) && defined(CONFIG_PROC_FS)
-#include <linux/stat.h>
-#include <linux/proc_fs.h>
+#define SYNC_IN 0x80 /* control bit, different for master vs. slave drives */
+#define ERRDY_EN 0x40 /* control bit, different for master vs. slave drives */
+#define IORDY_EN 0x20 /* PIO: IOREADY */
+#define PREFETCH_EN 0x10 /* PIO: PREFETCH */
-static u8 pdc202xx_proc = 0;
-#define PDC202_MAX_DEVS 5
-static struct pci_dev *pdc202_devs[PDC202_MAX_DEVS];
-static int n_pdc202_devs;
+#define PA3 0x08 /* PIO"A" timing */
+#define PA2 0x04 /* PIO"A" timing */
+#define PA1 0x02 /* PIO"A" timing */
+#define PA0 0x01 /* PIO"A" timing */
-static char * pdc202xx_info (char *buf, struct pci_dev *dev)
-{
- char *p = buf;
+/* B Register */
+
+#define MB2 0x80 /* DMA"B" timing */
+#define MB1 0x40 /* DMA"B" timing */
+#define MB0 0x20 /* DMA"B" timing */
+
+#define PB4 0x10 /* PIO_FORCE 1:0 */
+
+#define PB3 0x08 /* PIO"B" timing */ /* PIO flow Control mode */
+#define PB2 0x04 /* PIO"B" timing */ /* PIO 4 */
+#define PB1 0x02 /* PIO"B" timing */ /* PIO 3 half */
+#define PB0 0x01 /* PIO"B" timing */ /* PIO 3 other half */
+
+/* C Register */
+#define IORDYp_NO_SPEED 0x4F
+#define SPEED_DIS 0x0F
+
+#define DMARQp 0x80
+#define IORDYp 0x40
+#define DMAR_EN 0x20
+#define DMAW_EN 0x10
+#define MC3 0x08 /* DMA"C" timing */
+#define MC2 0x04 /* DMA"C" timing */
+#define MC1 0x02 /* DMA"C" timing */
+#define MC0 0x01 /* DMA"C" timing */
+
+#if 0
unsigned long bibma = pci_resource_start(dev, 4);
- u32 reg60h = 0, reg64h = 0, reg68h = 0, reg6ch = 0;
- u16 reg50h = 0, pmask = (1<<10), smask = (1<<11);
u8 hi = 0, lo = 0;
- /*
- * at that point bibma+0x2 et bibma+0xa are byte registers
- * to investigate:
- */
- u8 c0 = inb_p((u16)bibma + 0x02);
- u8 c1 = inb_p((u16)bibma + 0x0a);
-
- u8 sc11 = inb_p((u16)bibma + 0x11);
- u8 sc1a = inb_p((u16)bibma + 0x1a);
- u8 sc1b = inb_p((u16)bibma + 0x1b);
u8 sc1c = inb_p((u16)bibma + 0x1c);
- u8 sc1d = inb_p((u16)bibma + 0x1d);
u8 sc1e = inb_p((u16)bibma + 0x1e);
u8 sc1f = inb_p((u16)bibma + 0x1f);
- pci_read_config_word(dev, 0x50, ®50h);
- pci_read_config_dword(dev, 0x60, ®60h);
- pci_read_config_dword(dev, 0x64, ®64h);
- pci_read_config_dword(dev, 0x68, ®68h);
- pci_read_config_dword(dev, 0x6c, ®6ch);
-
- p += sprintf(p, "\n ");
- switch(dev->device) {
- case PCI_DEVICE_ID_PROMISE_20267:
- p += sprintf(p, "Ultra100"); break;
- case PCI_DEVICE_ID_PROMISE_20265:
- p += sprintf(p, "Ultra100 on M/B"); break;
- case PCI_DEVICE_ID_PROMISE_20263:
- p += sprintf(p, "FastTrak 66"); break;
- case PCI_DEVICE_ID_PROMISE_20262:
- p += sprintf(p, "Ultra66"); break;
- case PCI_DEVICE_ID_PROMISE_20246:
- p += sprintf(p, "Ultra33");
- reg50h |= 0x0c00;
- break;
- default:
- p += sprintf(p, "Ultra Series"); break;
- }
- p += sprintf(p, " Chipset.\n");
-
- p += sprintf(p, "------------------------------- General Status "
- "---------------------------------\n");
- p += sprintf(p, "Burst Mode : %sabled\n",
- (sc1f & 0x01) ? "en" : "dis");
p += sprintf(p, "Host Mode : %s\n",
(sc1f & 0x08) ? "Tri-Stated" : "Normal");
p += sprintf(p, "Bus Clocking : %s\n",
((sc1c & 0x02) == 0x02) ? "8" :
((sc1c & 0x01) == 0x01) ? "6" :
((sc1c & 0x00) == 0x00) ? "4" : "??");
- SPLIT_BYTE(sc1e, hi, lo);
+ hi = sc1e >> 4;
+ lo = sc1e & 0xf;
p += sprintf(p, "Status Polling Period : %d\n", hi);
p += sprintf(p, "Interrupt Check Status Polling Delay : %d\n", lo);
- p += sprintf(p, "--------------- Primary Channel "
- "---------------- Secondary Channel "
- "-------------\n");
- p += sprintf(p, " %s %s\n",
- (c0&0x80)?"disabled":"enabled ",
- (c1&0x80)?"disabled":"enabled ");
- p += sprintf(p, "66 Clocking %s %s\n",
- (sc11&0x02)?"enabled ":"disabled",
- (sc11&0x08)?"enabled ":"disabled");
- p += sprintf(p, " Mode %s Mode %s\n",
- (sc1a & 0x01) ? "MASTER" : "PCI ",
- (sc1b & 0x01) ? "MASTER" : "PCI ");
- p += sprintf(p, " %s %s\n",
- (sc1d & 0x08) ? "Error " :
- ((sc1d & 0x05) == 0x05) ? "Not My INTR " :
- (sc1d & 0x04) ? "Interrupting" :
- (sc1d & 0x02) ? "FIFO Full " :
- (sc1d & 0x01) ? "FIFO Empty " : "????????????",
- (sc1d & 0x80) ? "Error " :
- ((sc1d & 0x50) == 0x50) ? "Not My INTR " :
- (sc1d & 0x40) ? "Interrupting" :
- (sc1d & 0x20) ? "FIFO Full " :
- (sc1d & 0x10) ? "FIFO Empty " : "????????????");
- p += sprintf(p, "--------------- drive0 --------- drive1 "
- "-------- drive0 ---------- drive1 ------\n");
- p += sprintf(p, "DMA enabled: %s %s "
- " %s %s\n",
- (c0&0x20)?"yes":"no ", (c0&0x40)?"yes":"no ",
- (c1&0x20)?"yes":"no ", (c1&0x40)?"yes":"no ");
- p += sprintf(p, "DMA Mode: %s %s "
- " %s %s\n",
- pdc202xx_ultra_verbose(reg60h, (reg50h & pmask)),
- pdc202xx_ultra_verbose(reg64h, (reg50h & pmask)),
- pdc202xx_ultra_verbose(reg68h, (reg50h & smask)),
- pdc202xx_ultra_verbose(reg6ch, (reg50h & smask)));
- p += sprintf(p, "PIO Mode: %s %s "
- " %s %s\n",
- pdc202xx_pio_verbose(reg60h),
- pdc202xx_pio_verbose(reg64h),
- pdc202xx_pio_verbose(reg68h),
- pdc202xx_pio_verbose(reg6ch));
-#if 0
- p += sprintf(p, "--------------- Can ATAPI DMA ---------------\n");
#endif
- return (char *)p;
-}
-
-static int pdc202xx_get_info (char *buffer, char **addr, off_t offset, int count)
-{
- char *p = buffer;
- int i, len;
-
- for (i = 0; i < n_pdc202_devs; i++) {
- struct pci_dev *dev = pdc202_devs[i];
- p = pdc202xx_info(buffer, dev);
- }
- /* p - buffer must be less than 4k! */
- len = (p - buffer) - offset;
- *addr = buffer + offset;
-
- return len > count ? count : len;
-}
-#endif /* defined(DISPLAY_PDC202XX_TIMINGS) && defined(CONFIG_PROC_FS) */
-
static u8 pdc202xx_ratemask (ide_drive_t *drive)
{
pci_write_config_byte(dev, (drive_pci)|0x02, CP|TC);
}
-#if PDC202XX_DECODE_REGISTER_INFO
- pci_read_config_byte(dev, (drive_pci), &AP);
- pci_read_config_byte(dev, (drive_pci)|0x01, &BP);
- pci_read_config_byte(dev, (drive_pci)|0x02, &CP);
- pci_read_config_byte(dev, (drive_pci)|0x03, &DP);
-
- decode_registers(REG_A, AP);
- decode_registers(REG_B, BP);
- decode_registers(REG_C, CP);
- decode_registers(REG_D, DP);
-#endif /* PDC202XX_DECODE_REGISTER_INFO */
#if PDC202XX_DEBUG_DRIVE_INFO
printk(KERN_DEBUG "%s: %s drive%d 0x%08x ",
drive->name, ide_xfer_verbose(speed),
{
u16 CIS = 0, mask = (hwif->channel) ? (1<<11) : (1<<10);
pci_read_config_word(hwif->pci_dev, 0x50, &CIS);
- return ((u8)(CIS & mask));
+ return (CIS & mask) ? 1 : 0;
}
/*
drive->init_speed = 0;
if (id && (id->capability & 1) && drive->autodma) {
- /* Consult the list of known "bad" drives */
- if (__ide_dma_bad_drive(drive))
- goto fast_ata_pio;
- if (id->field_valid & 4) {
- if (id->dma_ultra & hwif->ultra_mask) {
- /* Force if Capable UltraDMA */
- 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 & hwif->mwdma_mask) ||
- (id->dma_1word & hwif->swdma_mask)) {
- /* Force if Capable regular DMA modes */
- if (!config_chipset_for_dma(drive))
- goto no_dma_set;
- }
- } else if (__ide_dma_good_drive(drive) &&
- (id->eide_dma_time < 150)) {
- goto no_dma_set;
- /* Consult the list of known "good" drives */
- if (!config_chipset_for_dma(drive))
- goto no_dma_set;
- } else {
- goto fast_ata_pio;
+
+ if (ide_use_dma(drive)) {
+ if (config_chipset_for_dma(drive))
+ return hwif->ide_dma_on(drive);
}
- return hwif->ide_dma_on(drive);
+
+ goto fast_ata_pio;
+
} else if ((id->capability & 8) || (id->field_valid & 2)) {
fast_ata_pio:
-no_dma_set:
hwif->tuneproc(drive, 5);
return hwif->ide_dma_off_quietly(drive);
}
return ((int) check_in_drive_lists(drive, pdc_quirk_drives));
}
-static int pdc202xx_old_ide_dma_begin(ide_drive_t *drive)
+static void pdc202xx_old_ide_dma_start(ide_drive_t *drive)
{
if (drive->current_speed > XFER_UDMA_2)
pdc_old_enable_66MHz_clock(drive->hwif);
word_count | 0x06000000;
hwif->OUTL(word_count, atapi_reg);
}
- return __ide_dma_begin(drive);
+ ide_dma_start(drive);
}
static int pdc202xx_old_ide_dma_end(ide_drive_t *drive)
u8 sc1d = hwif->INB((high_16 + 0x001d));
if (hwif->channel) {
+ /* bit7: Error, bit6: Interrupting, bit5: FIFO Full, bit4: FIFO Empty */
if ((sc1d & 0x50) == 0x50)
goto somebody_else;
else if ((sc1d & 0x40) == 0x40)
return (dma_stat & 4) == 4;
} else {
+ /* bit3: Error, bit2: Interrupting, bit1: FIFO Full, bit0: FIFO Empty */
if ((sc1d & 0x05) == 0x05)
goto somebody_else;
else if ((sc1d & 0x04) == 0x04)
hwif->channel ? "Secondary" : "Primary");
}
-void pdc202xx_reset (ide_drive_t *drive)
+static void pdc202xx_reset (ide_drive_t *drive)
{
ide_hwif_t *hwif = HWIF(drive);
ide_hwif_t *mate = hwif->mate;
name, dev->resource[PCI_ROM_RESOURCE].start);
}
-#if defined(DISPLAY_PDC202XX_TIMINGS) && defined(CONFIG_PROC_FS)
- pdc202_devs[n_pdc202_devs++] = dev;
-
- if (!pdc202xx_proc) {
- pdc202xx_proc = 1;
- ide_pci_create_host_proc("pdc202xx", pdc202xx_get_info);
- }
-#endif /* DISPLAY_PDC202XX_TIMINGS && CONFIG_PROC_FS */
-
/*
* software reset - this is required because the bios
* will set UDMA timing on if the hdd supports it. The
struct pci_dev *dev = hwif->pci_dev;
/* PDC20265 has problems with large LBA48 requests */
- if (dev->device == PCI_DEVICE_ID_PROMISE_20265)
+ if ((dev->device == PCI_DEVICE_ID_PROMISE_20267) ||
+ (dev->device == PCI_DEVICE_ID_PROMISE_20265))
hwif->rqsize = 256;
hwif->autodma = 0;
if (hwif->pci_dev->device != PCI_DEVICE_ID_PROMISE_20246) {
if (!(hwif->udma_four))
hwif->udma_four = (pdc202xx_old_cable_detect(hwif)) ? 0 : 1;
- hwif->ide_dma_begin = &pdc202xx_old_ide_dma_begin;
+ hwif->dma_start = &pdc202xx_old_ide_dma_start;
hwif->ide_dma_end = &pdc202xx_old_ide_dma_end;
}
hwif->ide_dma_test_irq = &pdc202xx_old_ide_dma_test_irq;
ide_setup_dma(hwif, dmabase, 8);
}
-static void __devinit init_setup_pdc202ata4(struct pci_dev *dev, ide_pci_device_t *d)
+static int __devinit init_setup_pdc202ata4(struct pci_dev *dev,
+ ide_pci_device_t *d)
{
if ((dev->class >> 8) != PCI_CLASS_STORAGE_IDE) {
u8 irq = 0, irq2 = 0;
}
#endif
- ide_setup_pci_device(dev, d);
+ return ide_setup_pci_device(dev, d);
}
-static void __devinit init_setup_pdc20265(struct pci_dev *dev, ide_pci_device_t *d)
+static int __devinit init_setup_pdc20265(struct pci_dev *dev,
+ ide_pci_device_t *d)
{
if ((dev->bus->self) &&
(dev->bus->self->vendor == PCI_VENDOR_ID_INTEL) &&
(dev->bus->self->device == PCI_DEVICE_ID_INTEL_I960RM))) {
printk(KERN_INFO "ide: Skipping Promise PDC20265 "
"attached to I2O RAID controller.\n");
- return;
+ return -ENODEV;
}
#if 0
}
#endif
- ide_setup_pci_device(dev, d);
+ return ide_setup_pci_device(dev, d);
}
-static void __devinit init_setup_pdc202xx(struct pci_dev *dev, ide_pci_device_t *d)
+static int __devinit init_setup_pdc202xx(struct pci_dev *dev,
+ ide_pci_device_t *d)
{
- ide_setup_pci_device(dev, d);
+ return ide_setup_pci_device(dev, d);
}
+static ide_pci_device_t pdc202xx_chipsets[] __devinitdata = {
+ { /* 0 */
+ .name = "PDC20246",
+ .init_setup = init_setup_pdc202ata4,
+ .init_chipset = init_chipset_pdc202xx,
+ .init_hwif = init_hwif_pdc202xx,
+ .init_dma = init_dma_pdc202xx,
+ .channels = 2,
+ .autodma = AUTODMA,
+ .bootable = OFF_BOARD,
+ .extra = 16,
+ },{ /* 1 */
+ .name = "PDC20262",
+ .init_setup = init_setup_pdc202ata4,
+ .init_chipset = init_chipset_pdc202xx,
+ .init_hwif = init_hwif_pdc202xx,
+ .init_dma = init_dma_pdc202xx,
+ .channels = 2,
+ .autodma = AUTODMA,
+ .bootable = OFF_BOARD,
+ .extra = 48,
+ .flags = IDEPCI_FLAG_FORCE_PDC,
+ },{ /* 2 */
+ .name = "PDC20263",
+ .init_setup = init_setup_pdc202ata4,
+ .init_chipset = init_chipset_pdc202xx,
+ .init_hwif = init_hwif_pdc202xx,
+ .init_dma = init_dma_pdc202xx,
+ .channels = 2,
+ .autodma = AUTODMA,
+ .bootable = OFF_BOARD,
+ .extra = 48,
+ },{ /* 3 */
+ .name = "PDC20265",
+ .init_setup = init_setup_pdc20265,
+ .init_chipset = init_chipset_pdc202xx,
+ .init_hwif = init_hwif_pdc202xx,
+ .init_dma = init_dma_pdc202xx,
+ .channels = 2,
+ .autodma = AUTODMA,
+ .bootable = OFF_BOARD,
+ .extra = 48,
+ .flags = IDEPCI_FLAG_FORCE_PDC,
+ },{ /* 4 */
+ .name = "PDC20267",
+ .init_setup = init_setup_pdc202xx,
+ .init_chipset = init_chipset_pdc202xx,
+ .init_hwif = init_hwif_pdc202xx,
+ .init_dma = init_dma_pdc202xx,
+ .channels = 2,
+ .autodma = AUTODMA,
+ .bootable = OFF_BOARD,
+ .extra = 48,
+ }
+};
+
/**
* pdc202xx_init_one - called when a PDC202xx is found
* @dev: the pdc202xx device
{
ide_pci_device_t *d = &pdc202xx_chipsets[id->driver_data];
- d->init_setup(dev, d);
- return 0;
+ return d->init_setup(dev, d);
}
static struct pci_device_id pdc202xx_pci_tbl[] = {
MODULE_DEVICE_TABLE(pci, pdc202xx_pci_tbl);
static struct pci_driver driver = {
- .name = "Promise Old IDE",
+ .name = "Promise_Old_IDE",
.id_table = pdc202xx_pci_tbl,
.probe = pdc202xx_init_one,
};