diff options
Diffstat (limited to 'drivers/ide/pci/pdc202xx_old.c')
| -rw-r--r-- | drivers/ide/pci/pdc202xx_old.c | 115 |
1 files changed, 5 insertions, 110 deletions
diff --git a/drivers/ide/pci/pdc202xx_old.c b/drivers/ide/pci/pdc202xx_old.c index 22d17548ecd..26bc688a182 100644 --- a/drivers/ide/pci/pdc202xx_old.c +++ b/drivers/ide/pci/pdc202xx_old.c @@ -101,31 +101,6 @@ static const char *pdc_quirk_drives[] = { #define MC1 0x02 /* DMA"C" timing */ #define MC0 0x01 /* DMA"C" timing */ -#if 0 - unsigned long bibma = pci_resource_start(dev, 4); - u8 hi = 0, lo = 0; - - u8 sc1c = inb_p((u16)bibma + 0x1c); - u8 sc1e = inb_p((u16)bibma + 0x1e); - u8 sc1f = inb_p((u16)bibma + 0x1f); - - p += sprintf(p, "Host Mode : %s\n", - (sc1f & 0x08) ? "Tri-Stated" : "Normal"); - p += sprintf(p, "Bus Clocking : %s\n", - ((sc1f & 0xC0) == 0xC0) ? "100 External" : - ((sc1f & 0x80) == 0x80) ? "66 External" : - ((sc1f & 0x40) == 0x40) ? "33 External" : "33 PCI Internal"); - p += sprintf(p, "IO pad select : %s mA\n", - ((sc1c & 0x03) == 0x03) ? "10" : - ((sc1c & 0x02) == 0x02) ? "8" : - ((sc1c & 0x01) == 0x01) ? "6" : - ((sc1c & 0x00) == 0x00) ? "4" : "??"); - 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); -#endif - static u8 pdc202xx_ratemask (ide_drive_t *drive) { u8 mode; @@ -505,42 +480,13 @@ static void pdc202xx_reset (ide_drive_t *drive) pdc202xx_reset_host(hwif); pdc202xx_reset_host(mate); -#if 0 - /* - * FIXME: Have to kick all the drives again :-/ - * What a pain in the ACE! - */ - if (hwif->present) { - u16 hunit = 0; - for (hunit = 0; hunit < MAX_DRIVES; ++hunit) { - ide_drive_t *hdrive = &hwif->drives[hunit]; - if (hdrive->present) { - if (hwif->ide_dma_check) - hwif->ide_dma_check(hdrive); - else - hwif->tuneproc(hdrive, 5); - } - } - } - if (mate->present) { - u16 munit = 0; - for (munit = 0; munit < MAX_DRIVES; ++munit) { - ide_drive_t *mdrive = &mate->drives[munit]; - if (mdrive->present) { - if (mate->ide_dma_check) - mate->ide_dma_check(mdrive); - else - mate->tuneproc(mdrive, 5); - } - } - } -#else hwif->tuneproc(drive, 5); -#endif } -static unsigned int __devinit init_chipset_pdc202xx(struct pci_dev *dev, const char *name) +static unsigned int __devinit init_chipset_pdc202xx(struct pci_dev *dev, + const char *name) { + /* This doesn't appear needed */ if (dev->resource[PCI_ROM_RESOURCE].start) { pci_write_config_dword(dev, PCI_ROM_ADDRESS, dev->resource[PCI_ROM_RESOURCE].start | PCI_ROM_ADDRESS_ENABLE); @@ -548,30 +494,6 @@ static unsigned int __devinit init_chipset_pdc202xx(struct pci_dev *dev, const c name, dev->resource[PCI_ROM_RESOURCE].start); } - /* - * software reset - this is required because the bios - * will set UDMA timing on if the hdd supports it. The - * user may want to turn udma off. A bug in the pdc20262 - * is that it cannot handle a downgrade in timing from - * UDMA to DMA. Disk accesses after issuing a set - * feature command will result in errors. A software - * reset leaves the timing registers intact, - * but resets the drives. - */ -#if 0 - if ((dev->device == PCI_DEVICE_ID_PROMISE_20267) || - (dev->device == PCI_DEVICE_ID_PROMISE_20265) || - (dev->device == PCI_DEVICE_ID_PROMISE_20263) || - (dev->device == PCI_DEVICE_ID_PROMISE_20262)) { - unsigned long high_16 = pci_resource_start(dev, 4); - byte udma_speed_flag = inb(high_16 + 0x001f); - outb(udma_speed_flag | 0x10, high_16 + 0x001f); - mdelay(100); - outb(udma_speed_flag & ~0x10, high_16 + 0x001f); - mdelay(2000); /* 2 seconds ?! */ - } - -#endif return dev->irq; } @@ -599,6 +521,8 @@ static void __devinit init_hwif_pdc202xx(ide_hwif_t *hwif) hwif->mwdma_mask = 0x07; hwif->swdma_mask = 0x07; + hwif->err_stops_fifo = 1; + hwif->ide_dma_check = &pdc202xx_config_drive_xfer_rate; hwif->ide_dma_lostirq = &pdc202xx_ide_dma_lostirq; hwif->ide_dma_timeout = &pdc202xx_ide_dma_timeout; @@ -687,19 +611,6 @@ static int __devinit init_setup_pdc202ata4(struct pci_dev *dev, "mirror fixed.\n", d->name); } } - -#if 0 - if (dev->device == PCI_DEVICE_ID_PROMISE_20262) - if (e->reg && (pci_read_config_byte(dev, e->reg, &tmp) || - (tmp & e->mask) != e->val)) - - if (d->enablebits[0].reg != d->enablebits[1].reg) { - d->enablebits[0].reg = d->enablebits[1].reg; - d->enablebits[0].mask = d->enablebits[1].mask; - d->enablebits[0].val = d->enablebits[1].val; - } -#endif - return ide_setup_pci_device(dev, d); } @@ -714,22 +625,6 @@ static int __devinit init_setup_pdc20265(struct pci_dev *dev, "attached to I2O RAID controller.\n"); return -ENODEV; } - -#if 0 - { - u8 pri = 0, sec = 0; - - if (e->reg && (pci_read_config_byte(dev, e->reg, &tmp) || - (tmp & e->mask) != e->val)) - - if (d->enablebits[0].reg != d->enablebits[1].reg) { - d->enablebits[0].reg = d->enablebits[1].reg; - d->enablebits[0].mask = d->enablebits[1].mask; - d->enablebits[0].val = d->enablebits[1].val; - } - } -#endif - return ide_setup_pci_device(dev, d); } |