diff options
Diffstat (limited to 'drivers/ide/pci/pdc202xx_new.c')
| -rw-r--r-- | drivers/ide/pci/pdc202xx_new.c | 508 |
1 files changed, 0 insertions, 508 deletions
diff --git a/drivers/ide/pci/pdc202xx_new.c b/drivers/ide/pci/pdc202xx_new.c deleted file mode 100644 index 211641a5439..00000000000 --- a/drivers/ide/pci/pdc202xx_new.c +++ /dev/null @@ -1,508 +0,0 @@ -/* - * Promise TX2/TX4/TX2000/133 IDE driver - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * - * Split from: - * linux/drivers/ide/pdc202xx.c Version 0.35 Mar. 30, 2002 - * Copyright (C) 1998-2002 Andre Hedrick <andre@linux-ide.org> - * Portions Copyright (C) 1999 Promise Technology, Inc. - * Author: Frank Tiernan (frankt@promise.com) - * Released under terms of General Public License - */ - -#include <linux/config.h> -#include <linux/module.h> -#include <linux/types.h> -#include <linux/kernel.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 <asm/io.h> -#include <asm/irq.h> - -#ifdef CONFIG_PPC_PMAC -#include <asm/prom.h> -#include <asm/pci-bridge.h> -#endif - -#define PDC202_DEBUG_CABLE 0 - -const static 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 set_2regs(a, b) \ - do { \ - hwif->OUTB((a + adj), indexreg); \ - hwif->OUTB(b, datareg); \ - } while(0) - -#define set_ultra(a, b, c) \ - do { \ - set_2regs(0x10,(a)); \ - set_2regs(0x11,(b)); \ - set_2regs(0x12,(c)); \ - } while(0) - -#define set_ata2(a, b) \ - do { \ - set_2regs(0x0e,(a)); \ - set_2regs(0x0f,(b)); \ - } while(0) - -#define set_pio(a, b, c) \ - do { \ - set_2regs(0x0c,(a)); \ - set_2regs(0x0d,(b)); \ - set_2regs(0x13,(c)); \ - } while(0) - -static u8 pdcnew_ratemask (ide_drive_t *drive) -{ - u8 mode; - - switch(HWIF(drive)->pci_dev->device) { - case PCI_DEVICE_ID_PROMISE_20277: - case PCI_DEVICE_ID_PROMISE_20276: - case PCI_DEVICE_ID_PROMISE_20275: - case PCI_DEVICE_ID_PROMISE_20271: - case PCI_DEVICE_ID_PROMISE_20269: - mode = 4; - break; - case PCI_DEVICE_ID_PROMISE_20270: - case PCI_DEVICE_ID_PROMISE_20268: - mode = 3; - break; - default: - return 0; - } - if (!eighty_ninty_three(drive)) - mode = min(mode, (u8)1); - return mode; -} - -static int check_in_drive_lists (ide_drive_t *drive, const char **list) -{ - struct hd_driveid *id = drive->id; - - if (pdc_quirk_drives == list) { - while (*list) { - if (strstr(id->model, *list++)) { - return 2; - } - } - } else { - while (*list) { - if (!strcmp(*list++,id->model)) { - return 1; - } - } - } - return 0; -} - -static int pdcnew_new_tune_chipset (ide_drive_t *drive, u8 xferspeed) -{ - ide_hwif_t *hwif = HWIF(drive); - unsigned long indexreg = hwif->dma_vendor1; - unsigned long datareg = hwif->dma_vendor3; - u8 thold = 0x10; - u8 adj = (drive->dn%2) ? 0x08 : 0x00; - u8 speed = ide_rate_filter(pdcnew_ratemask(drive), xferspeed); - - if (speed == XFER_UDMA_2) { - hwif->OUTB((thold + adj), indexreg); - hwif->OUTB((hwif->INB(datareg) & 0x7f), datareg); - } - - switch (speed) { - case XFER_UDMA_7: - speed = XFER_UDMA_6; - case XFER_UDMA_6: set_ultra(0x1a, 0x01, 0xcb); break; - case XFER_UDMA_5: set_ultra(0x1a, 0x02, 0xcb); break; - case XFER_UDMA_4: set_ultra(0x1a, 0x03, 0xcd); break; - case XFER_UDMA_3: set_ultra(0x1a, 0x05, 0xcd); break; - case XFER_UDMA_2: set_ultra(0x2a, 0x07, 0xcd); break; - case XFER_UDMA_1: set_ultra(0x3a, 0x0a, 0xd0); break; - case XFER_UDMA_0: set_ultra(0x4a, 0x0f, 0xd5); break; - case XFER_MW_DMA_2: set_ata2(0x69, 0x25); break; - case XFER_MW_DMA_1: set_ata2(0x6b, 0x27); break; - case XFER_MW_DMA_0: set_ata2(0xdf, 0x5f); break; - case XFER_PIO_4: set_pio(0x23, 0x09, 0x25); break; - case XFER_PIO_3: set_pio(0x27, 0x0d, 0x35); break; - case XFER_PIO_2: set_pio(0x23, 0x26, 0x64); break; - case XFER_PIO_1: set_pio(0x46, 0x29, 0xa4); break; - case XFER_PIO_0: set_pio(0xfb, 0x2b, 0xac); break; - default: - ; - } - - return (ide_config_drive_speed(drive, speed)); -} - -/* 0 1 2 3 4 5 6 7 8 - * 960, 480, 390, 300, 240, 180, 120, 90, 60 - * 180, 150, 120, 90, 60 - * DMA_Speed - * 180, 120, 90, 90, 90, 60, 30 - * 11, 5, 4, 3, 2, 1, 0 - */ -static void pdcnew_tune_drive(ide_drive_t *drive, u8 pio) -{ - u8 speed; - - if (pio == 5) pio = 4; - speed = XFER_PIO_0 + ide_get_best_pio_mode(drive, 255, pio, NULL); - - (void)pdcnew_new_tune_chipset(drive, speed); -} - -static u8 pdcnew_new_cable_detect (ide_hwif_t *hwif) -{ - hwif->OUTB(0x0b, hwif->dma_vendor1); - return ((u8)((hwif->INB(hwif->dma_vendor3) & 0x04))); -} -static int config_chipset_for_dma (ide_drive_t *drive) -{ - struct hd_driveid *id = drive->id; - ide_hwif_t *hwif = HWIF(drive); - u8 speed = -1; - u8 cable; - - u8 ultra_66 = ((id->dma_ultra & 0x0010) || - (id->dma_ultra & 0x0008)) ? 1 : 0; - - cable = pdcnew_new_cable_detect(hwif); - - if (ultra_66 && cable) { - printk(KERN_WARNING "Warning: %s channel requires an 80-pin cable for operation.\n", hwif->channel ? "Secondary":"Primary"); - printk(KERN_WARNING "%s reduced to Ultra33 mode.\n", drive->name); - } - - if (drive->media != ide_disk) - return 0; - if (id->capability & 4) { /* IORDY_EN & PREFETCH_EN */ - hwif->OUTB((0x13 + ((drive->dn%2) ? 0x08 : 0x00)), hwif->dma_vendor1); - hwif->OUTB((hwif->INB(hwif->dma_vendor3)|0x03), hwif->dma_vendor3); - } - - speed = ide_dma_speed(drive, pdcnew_ratemask(drive)); - - if (!(speed)) { - hwif->tuneproc(drive, 5); - return 0; - } - - (void) hwif->speedproc(drive, speed); - return ide_dma_enable(drive); -} - -static int pdcnew_config_drive_xfer_rate (ide_drive_t *drive) -{ - ide_hwif_t *hwif = HWIF(drive); - struct hd_driveid *id = drive->id; - - drive->init_speed = 0; - - if (id && (id->capability & 1) && drive->autodma) { - - if (ide_use_dma(drive)) { - if (config_chipset_for_dma(drive)) - return hwif->ide_dma_on(drive); - } - - goto fast_ata_pio; - - } else if ((id->capability & 8) || (id->field_valid & 2)) { -fast_ata_pio: - hwif->tuneproc(drive, 5); - return hwif->ide_dma_off_quietly(drive); - } - /* IORDY not supported */ - return 0; -} - -static int pdcnew_quirkproc (ide_drive_t *drive) -{ - return ((int) check_in_drive_lists(drive, pdc_quirk_drives)); -} - -static int pdcnew_ide_dma_lostirq(ide_drive_t *drive) -{ - if (HWIF(drive)->resetproc != NULL) - HWIF(drive)->resetproc(drive); - return __ide_dma_lostirq(drive); -} - -static int pdcnew_ide_dma_timeout(ide_drive_t *drive) -{ - if (HWIF(drive)->resetproc != NULL) - HWIF(drive)->resetproc(drive); - return __ide_dma_timeout(drive); -} - -static void pdcnew_new_reset (ide_drive_t *drive) -{ - /* - * Deleted this because it is redundant from the caller. - */ - printk(KERN_WARNING "PDC202XX: %s channel reset.\n", - HWIF(drive)->channel ? "Secondary" : "Primary"); -} - -#ifdef CONFIG_PPC_PMAC -static void __devinit apple_kiwi_init(struct pci_dev *pdev) -{ - struct device_node *np = pci_device_to_OF_node(pdev); - unsigned int class_rev = 0; - void __iomem *mmio; - u8 conf; - - if (np == NULL || !device_is_compatible(np, "kiwi-root")) - return; - - pci_read_config_dword(pdev, PCI_CLASS_REVISION, &class_rev); - class_rev &= 0xff; - - if (class_rev >= 0x03) { - /* Setup chip magic config stuff (from darwin) */ - pci_read_config_byte(pdev, 0x40, &conf); - pci_write_config_byte(pdev, 0x40, conf | 0x01); - } - mmio = ioremap(pci_resource_start(pdev, 5), - pci_resource_len(pdev, 5)); - - /* Setup some PLL stuffs */ - switch (pdev->device) { - case PCI_DEVICE_ID_PROMISE_20270: - writew(0x0d2b, mmio + 0x1202); - mdelay(30); - break; - case PCI_DEVICE_ID_PROMISE_20271: - writew(0x0826, mmio + 0x1202); - mdelay(30); - break; - } - - iounmap(mmio); -} -#endif /* CONFIG_PPC_PMAC */ - -static unsigned int __devinit init_chipset_pdcnew(struct pci_dev *dev, const char *name) -{ - 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); - printk(KERN_INFO "%s: ROM enabled at 0x%08lx\n", - name, dev->resource[PCI_ROM_RESOURCE].start); - } - -#ifdef CONFIG_PPC_PMAC - apple_kiwi_init(dev); -#endif - - return dev->irq; -} - -static void __devinit init_hwif_pdc202new(ide_hwif_t *hwif) -{ - hwif->autodma = 0; - - hwif->tuneproc = &pdcnew_tune_drive; - hwif->quirkproc = &pdcnew_quirkproc; - hwif->speedproc = &pdcnew_new_tune_chipset; - hwif->resetproc = &pdcnew_new_reset; - - hwif->drives[0].autotune = hwif->drives[1].autotune = 1; - - hwif->ultra_mask = 0x7f; - hwif->mwdma_mask = 0x07; - - hwif->ide_dma_check = &pdcnew_config_drive_xfer_rate; - hwif->ide_dma_lostirq = &pdcnew_ide_dma_lostirq; - hwif->ide_dma_timeout = &pdcnew_ide_dma_timeout; - if (!(hwif->udma_four)) - hwif->udma_four = (pdcnew_new_cable_detect(hwif)) ? 0 : 1; - if (!noautodma) - hwif->autodma = 1; - hwif->drives[0].autodma = hwif->drives[1].autodma = hwif->autodma; -#if PDC202_DEBUG_CABLE - printk(KERN_DEBUG "%s: %s-pin cable\n", - hwif->name, hwif->udma_four ? "80" : "40"); -#endif /* PDC202_DEBUG_CABLE */ -} - -static int __devinit init_setup_pdcnew(struct pci_dev *dev, ide_pci_device_t *d) -{ - return ide_setup_pci_device(dev, d); -} - -static int __devinit init_setup_pdc20270(struct pci_dev *dev, - ide_pci_device_t *d) -{ - struct pci_dev *findev = NULL; - - if ((dev->bus->self && - dev->bus->self->vendor == PCI_VENDOR_ID_DEC) && - (dev->bus->self->device == PCI_DEVICE_ID_DEC_21150)) { - if (PCI_SLOT(dev->devfn) & 2) - return -ENODEV; - d->extra = 0; - while ((findev = pci_find_device(PCI_ANY_ID, PCI_ANY_ID, findev)) != NULL) { - if ((findev->vendor == dev->vendor) && - (findev->device == dev->device) && - (PCI_SLOT(findev->devfn) & 2)) { - if (findev->irq != dev->irq) { - findev->irq = dev->irq; - } - return ide_setup_pci_devices(dev, findev, d); - } - } - } - return ide_setup_pci_device(dev, d); -} - -static int __devinit init_setup_pdc20276(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_I960) || - (dev->bus->self->device == PCI_DEVICE_ID_INTEL_I960RM))) { - printk(KERN_INFO "ide: Skipping Promise PDC20276 " - "attached to I2O RAID controller.\n"); - return -ENODEV; - } - return ide_setup_pci_device(dev, d); -} - -static ide_pci_device_t pdcnew_chipsets[] __devinitdata = { - { /* 0 */ - .name = "PDC20268", - .init_setup = init_setup_pdcnew, - .init_chipset = init_chipset_pdcnew, - .init_hwif = init_hwif_pdc202new, - .channels = 2, - .autodma = AUTODMA, - .bootable = OFF_BOARD, - },{ /* 1 */ - .name = "PDC20269", - .init_setup = init_setup_pdcnew, - .init_chipset = init_chipset_pdcnew, - .init_hwif = init_hwif_pdc202new, - .channels = 2, - .autodma = AUTODMA, - .bootable = OFF_BOARD, - },{ /* 2 */ - .name = "PDC20270", - .init_setup = init_setup_pdc20270, - .init_chipset = init_chipset_pdcnew, - .init_hwif = init_hwif_pdc202new, - .channels = 2, - .autodma = AUTODMA, -#ifndef CONFIG_PDC202XX_FORCE - .enablebits = {{0x50,0x02,0x02}, {0x50,0x04,0x04}}, -#endif - .bootable = OFF_BOARD, - },{ /* 3 */ - .name = "PDC20271", - .init_setup = init_setup_pdcnew, - .init_chipset = init_chipset_pdcnew, - .init_hwif = init_hwif_pdc202new, - .channels = 2, - .autodma = AUTODMA, - .bootable = OFF_BOARD, - },{ /* 4 */ - .name = "PDC20275", - .init_setup = init_setup_pdcnew, - .init_chipset = init_chipset_pdcnew, - .init_hwif = init_hwif_pdc202new, - .channels = 2, - .autodma = AUTODMA, - .bootable = OFF_BOARD, - },{ /* 5 */ - .name = "PDC20276", - .init_setup = init_setup_pdc20276, - .init_chipset = init_chipset_pdcnew, - .init_hwif = init_hwif_pdc202new, - .channels = 2, - .autodma = AUTODMA, -#ifndef CONFIG_PDC202XX_FORCE - .enablebits = {{0x50,0x02,0x02}, {0x50,0x04,0x04}}, -#endif - .bootable = OFF_BOARD, - },{ /* 6 */ - .name = "PDC20277", - .init_setup = init_setup_pdcnew, - .init_chipset = init_chipset_pdcnew, - .init_hwif = init_hwif_pdc202new, - .channels = 2, - .autodma = AUTODMA, - .bootable = OFF_BOARD, - } -}; - -/** - * pdc202new_init_one - called when a pdc202xx is found - * @dev: the pdc202new device - * @id: the matching pci id - * - * Called when the PCI registration layer (or the IDE initialization) - * finds a device matching our IDE device tables. - */ - -static int __devinit pdc202new_init_one(struct pci_dev *dev, const struct pci_device_id *id) -{ - ide_pci_device_t *d = &pdcnew_chipsets[id->driver_data]; - - return d->init_setup(dev, d); -} - -static struct pci_device_id pdc202new_pci_tbl[] = { - { PCI_VENDOR_ID_PROMISE, PCI_DEVICE_ID_PROMISE_20268, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, - { PCI_VENDOR_ID_PROMISE, PCI_DEVICE_ID_PROMISE_20269, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 1}, - { PCI_VENDOR_ID_PROMISE, PCI_DEVICE_ID_PROMISE_20270, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 2}, - { PCI_VENDOR_ID_PROMISE, PCI_DEVICE_ID_PROMISE_20271, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 3}, - { PCI_VENDOR_ID_PROMISE, PCI_DEVICE_ID_PROMISE_20275, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 4}, - { PCI_VENDOR_ID_PROMISE, PCI_DEVICE_ID_PROMISE_20276, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 5}, - { PCI_VENDOR_ID_PROMISE, PCI_DEVICE_ID_PROMISE_20277, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 6}, - { 0, }, -}; -MODULE_DEVICE_TABLE(pci, pdc202new_pci_tbl); - -static struct pci_driver driver = { - .name = "Promise_IDE", - .id_table = pdc202new_pci_tbl, - .probe = pdc202new_init_one, -}; - -static int pdc202new_ide_init(void) -{ - return ide_pci_register_driver(&driver); -} - -module_init(pdc202new_ide_init); - -MODULE_AUTHOR("Andre Hedrick, Frank Tiernan"); -MODULE_DESCRIPTION("PCI driver module for Promise PDC20268 and higher"); -MODULE_LICENSE("GPL"); |