diff options
Diffstat (limited to 'sys/dev/ata/ata-dma.c')
-rw-r--r-- | sys/dev/ata/ata-dma.c | 1616 |
1 files changed, 56 insertions, 1560 deletions
diff --git a/sys/dev/ata/ata-dma.c b/sys/dev/ata/ata-dma.c index c6ab3a5..7f1353b 100644 --- a/sys/dev/ata/ata-dma.c +++ b/sys/dev/ata/ata-dma.c @@ -1,5 +1,5 @@ /*- - * Copyright (c) 1998,1999,2000,2001,2002 Søren Schmidt <sos@FreeBSD.org> + * Copyright (c) 1998 - 2003 Søren Schmidt <sos@FreeBSD.org> * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -31,6 +31,7 @@ #include <sys/param.h> #include <sys/systm.h> #include <sys/ata.h> +#include <sys/kernel.h> #include <sys/endian.h> #include <sys/malloc.h> #include <sys/bus.h> @@ -38,32 +39,54 @@ #include <machine/bus.h> #include <sys/rman.h> #include <dev/ata/ata-all.h> +#include <dev/ata/ata-pci.h> /* prototypes */ -static void ata_dmacreate(struct ata_device *, int, int); -static void ata_dmasetupd_cb(void *, bus_dma_segment_t *, int, int); static void ata_dmasetupc_cb(void *, bus_dma_segment_t *, int, int); -static void cyrix_timing(struct ata_device *, int, int); -static void promise_timing(struct ata_device *, int, int); -static void hpt_timing(struct ata_device *, int, int); -static int hpt_cable80(struct ata_device *); +static int ata_dmaalloc(struct ata_device *); +static void ata_dmafree(struct ata_device *); +static void ata_dmacreate(struct ata_channel *); +static void ata_dmadestroy(struct ata_channel *); +static void ata_dmasetupd_cb(void *, bus_dma_segment_t *, int, int); +static int ata_dmasetup(struct ata_device *, caddr_t, int32_t); +/* +static int ata_dmastart(struct ata_device *, caddr_t, int32_t, int); +static int ata_dmastop(struct ata_device *); +*/ +static int ata_dmastatus(struct ata_channel *); -/* misc defines */ -#define ATAPI_DEVICE(atadev) \ - ((atadev->unit == ATA_MASTER && \ - atadev->channel->devices & ATA_ATAPI_MASTER) || \ - (atadev->unit == ATA_SLAVE && \ - atadev->channel->devices & ATA_ATAPI_SLAVE)) +/* local vars */ +static MALLOC_DEFINE(M_ATADMA, "ATA DMA", "ATA driver DMA"); -#define MAXSEGSZ PAGE_SIZE -#define MAXTABSZ PAGE_SIZE -#define MAXCTLDMASZ (2 * (MAXTABSZ + MAXPHYS)) +/* misc defines */ +#define MAXSEGSZ PAGE_SIZE +#define MAXTABSZ PAGE_SIZE +#define MAXCTLDMASZ (2 * (MAXTABSZ + MAXPHYS)) struct ata_dc_cb_args { bus_addr_t maddr; int error; }; +int +ata_dmainit(struct ata_channel *ch) +{ + if (!(ch->dma = + malloc(sizeof(struct ata_dma_funcs), M_ATADMA, M_NOWAIT | M_ZERO))) + return ENOMEM; + ch->dma->create = ata_dmacreate; + ch->dma->destroy = ata_dmadestroy; + ch->dma->alloc = ata_dmaalloc; + ch->dma->free = ata_dmafree; + ch->dma->setup = ata_dmasetup; + ch->dma->start = ata_dmastart; + ch->dma->stop = ata_dmastop; + ch->dma->status = ata_dmastatus; + ch->dma->alignment = 2; + return 0; +} + + static void ata_dmasetupc_cb(void *xsc, bus_dma_segment_t *segs, int nsegs, int error) { @@ -73,7 +96,7 @@ ata_dmasetupc_cb(void *xsc, bus_dma_segment_t *segs, int nsegs, int error) cba->maddr = segs[0].ds_addr; } -int +static int ata_dmaalloc(struct ata_device *atadev) { struct ata_channel *ch; @@ -92,7 +115,7 @@ ata_dmaalloc(struct ata_device *atadev) return error; } if (!ds->ddmatag) { - if ((error = bus_dma_tag_create(ch->dmatag, ch->alignment + 1, 0, + if ((error = bus_dma_tag_create(ch->dmatag, ch->dma->alignment, 0, BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL, MAXPHYS, ATA_DMA_ENTRIES, MAXSEGSZ, @@ -119,7 +142,7 @@ ata_dmaalloc(struct ata_device *atadev) return 0; } -void +static void ata_dmafree(struct ata_device *atadev) { struct ata_dmastate *ds; @@ -146,1326 +169,27 @@ ata_dmafree(struct ata_device *atadev) } } -void -ata_dmafreetags(struct ata_channel *ch) -{ - - if (ch->dmatag) { - bus_dma_tag_destroy(ch->dmatag); - ch->dmatag = NULL; - } -} - static void -ata_dmacreate(struct ata_device *atadev, int apiomode, int mode) +ata_dmacreate(struct ata_channel *ch) { - atadev->mode = mode; - if (!atadev->channel->dmatag) { + if (!ch->dmatag) { if (bus_dma_tag_create(NULL, 1, 0, BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL, MAXCTLDMASZ, ATA_DMA_ENTRIES, - BUS_SPACE_MAXSIZE_32BIT, 0, - &atadev->channel->dmatag)) { - ata_prtdev(atadev, "DMA tag allocation failed, disabling DMA\n"); - ata_dmainit(atadev, apiomode, -1, -1); + BUS_SPACE_MAXSIZE_32BIT, 0, &ch->dmatag)) { + printf("DMA tag allocation failed, disabling DMA\n"); } } } -void -ata_dmainit(struct ata_device *atadev, int apiomode, int wdmamode, int udmamode) +static void +ata_dmadestroy(struct ata_channel *ch) { - device_t parent = device_get_parent(atadev->channel->dev); - int chiptype = atadev->channel->chiptype; - int chiprev = pci_get_revid(parent); - int channel = atadev->channel->unit; - int device = ATA_DEV(atadev->unit); - int devno = (channel << 1) + device; - int error; - - /* set our most pessimistic default mode */ - atadev->mode = ATA_PIO; - - if (!atadev->channel->r_bmio) - return; - - /* if simplex controller, only allow DMA on primary channel */ - if (channel == 1) { - ATA_OUTB(atadev->channel->r_bmio, ATA_BMSTAT_PORT, - ATA_INB(atadev->channel->r_bmio, ATA_BMSTAT_PORT) & - (ATA_BMSTAT_DMA_MASTER | ATA_BMSTAT_DMA_SLAVE)); - if (ATA_INB(atadev->channel->r_bmio, ATA_BMSTAT_PORT) & - ATA_BMSTAT_DMA_SIMPLEX) { - ata_prtdev(atadev, "simplex device, DMA on primary only\n"); - return; - } - } - - /* DMA engine address alignment is usually 1 word (2 bytes) */ - atadev->channel->alignment = 0x1; - -#if 1 - if (udmamode > 2 && !atadev->param->hwres_cblid) { - ata_prtdev(atadev,"DMA limited to UDMA33, non-ATA66 cable or device\n"); - udmamode = 2; - } -#endif - switch (chiptype) { - - case 0x24cb8086: /* Intel ICH4 */ - case 0x248a8086: /* Intel ICH3 mobile */ - case 0x248b8086: /* Intel ICH3 */ - case 0x244a8086: /* Intel ICH2 mobile */ - case 0x244b8086: /* Intel ICH2 */ - if (udmamode >= 5) { - int32_t mask48, new48; - int16_t word54; - - word54 = pci_read_config(parent, 0x54, 2); - if (word54 & (0x10 << devno)) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_UDMA5, ATA_C_F_SETXFER,ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting UDMA5 on Intel chip\n", - (error) ? "failed" : "success"); - if (!error) { - mask48 = (1 << devno) + (3 << (16 + (devno << 2))); - new48 = (1 << devno) + (1 << (16 + (devno << 2))); - pci_write_config(parent, 0x48, - (pci_read_config(parent, 0x48, 4) & - ~mask48) | new48, 4); - pci_write_config(parent, 0x54, word54 | (0x1000<<devno), 2); - ata_dmacreate(atadev, apiomode, ATA_UDMA5); - return; - } - } - } - /* make sure eventual ATA100 mode from the BIOS is disabled */ - pci_write_config(parent, 0x54, - pci_read_config(parent, 0x54, 2) & ~(0x1000<<devno),2); - /* FALLTHROUGH */ - - case 0x24118086: /* Intel ICH */ - case 0x76018086: /* Intel ICH */ - if (udmamode >= 4) { - int32_t mask48, new48; - int16_t word54; - - word54 = pci_read_config(parent, 0x54, 2); - if (word54 & (0x10 << devno)) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_UDMA4, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting UDMA4 on Intel chip\n", - (error) ? "failed" : "success"); - if (!error) { - mask48 = (1 << devno) + (3 << (16 + (devno << 2))); - new48 = (1 << devno) + (2 << (16 + (devno << 2))); - pci_write_config(parent, 0x48, - (pci_read_config(parent, 0x48, 4) & - ~mask48) | new48, 4); - pci_write_config(parent, 0x54, word54 | (1 << devno), 2); - ata_dmacreate(atadev, apiomode, ATA_UDMA4); - return; - } - } - } - /* make sure eventual ATA66 mode from the BIOS is disabled */ - pci_write_config(parent, 0x54, - pci_read_config(parent, 0x54, 2) & ~(1 << devno), 2); - /* FALLTHROUGH */ - - case 0x71118086: /* Intel PIIX4 */ - case 0x84CA8086: /* Intel PIIX4 */ - case 0x71998086: /* Intel PIIX4e */ - case 0x24218086: /* Intel ICH0 */ - if (udmamode >= 2) { - int32_t mask48, new48; - - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting UDMA2 on Intel chip\n", - (error) ? "failed" : "success"); - if (!error) { - mask48 = (1 << devno) + (3 << (16 + (devno << 2))); - new48 = (1 << devno) + (2 << (16 + (devno << 2))); - pci_write_config(parent, 0x48, - (pci_read_config(parent, 0x48, 4) & - ~mask48) | new48, 4); - ata_dmacreate(atadev, apiomode, ATA_UDMA2); - return; - } - } - /* make sure eventual ATA33 mode from the BIOS is disabled */ - pci_write_config(parent, 0x48, - pci_read_config(parent, 0x48, 4) & ~(1 << devno), 4); - /* FALLTHROUGH */ - - case 0x70108086: /* Intel PIIX3 */ - if (wdmamode >= 2 && apiomode >= 4) { - int32_t mask40, new40, mask44, new44; - - /* if SITRE not set doit for both channels */ - if (!((pci_read_config(parent, 0x40, 4) >> (channel<<8)) & 0x4000)){ - new40 = pci_read_config(parent, 0x40, 4); - new44 = pci_read_config(parent, 0x44, 4); - if (!(new40 & 0x00004000)) { - new44 &= ~0x0000000f; - new44 |= ((new40&0x00003000)>>10)|((new40&0x00000300)>>8); - } - if (!(new40 & 0x40000000)) { - new44 &= ~0x000000f0; - new44 |= ((new40&0x30000000)>>22)|((new40&0x03000000)>>20); - } - new40 |= 0x40004000; - pci_write_config(parent, 0x40, new40, 4); - pci_write_config(parent, 0x44, new44, 4); - } - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting WDMA2 on Intel chip\n", - (error) ? "failed" : "success"); - if (!error) { - if (device == ATA_MASTER) { - mask40 = 0x0000330f; - new40 = 0x00002307; - mask44 = 0; - new44 = 0; - } - else { - mask40 = 0x000000f0; - new40 = 0x00000070; - mask44 = 0x0000000f; - new44 = 0x0000000b; - } - if (channel) { - mask40 <<= 16; - new40 <<= 16; - mask44 <<= 4; - new44 <<= 4; - } - pci_write_config(parent, 0x40, - (pci_read_config(parent, 0x40, 4) & ~mask40)| - new40, 4); - pci_write_config(parent, 0x44, - (pci_read_config(parent, 0x44, 4) & ~mask44)| - new44, 4); - ata_dmacreate(atadev, apiomode, ATA_WDMA2); - return; - } - } - /* we could set PIO mode timings, but we assume the BIOS did that */ - break; - - case 0x12308086: /* Intel PIIX */ - if (wdmamode >= 2 && apiomode >= 4) { - int32_t word40; - - word40 = pci_read_config(parent, 0x40, 4); - word40 >>= channel * 16; - - /* Check for timing config usable for DMA on controller */ - if (!((word40 & 0x3300) == 0x2300 && - ((word40 >> (device ? 4 : 0)) & 1) == 1)) - break; - - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting WDMA2 on Intel chip\n", - (error) ? "failed" : "success"); - if (!error) { - ata_dmacreate(atadev, apiomode, ATA_WDMA2); - return; - } - } - break; - - case 0x522910b9: /* AcerLabs Aladdin IV/V */ - /* the older Aladdin doesn't support ATAPI DMA on both master & slave */ - if (chiprev < 0xc2 && - atadev->channel->devices & ATA_ATAPI_MASTER && - atadev->channel->devices & ATA_ATAPI_SLAVE) { - ata_prtdev(atadev, "two atapi devices on this channel, no DMA\n"); - break; - } - pci_write_config(parent, 0x58 + (channel << 2), 0x00310001, 4); - if (udmamode >= 5 && chiprev >= 0xc4) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_UDMA5, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting UDMA5 on Acer chip\n", - (error) ? "failed" : "success"); - if (!error) { - int32_t word54 = pci_read_config(parent, 0x54, 4); - - pci_write_config(parent, 0x4b, - pci_read_config(parent, 0x4b, 1) | 0x01, 1); - word54 &= ~(0x000f000f << (devno << 2)); - word54 |= (0x000f0005 << (devno << 2)); - pci_write_config(parent, 0x54, word54, 4); - pci_write_config(parent, 0x53, - pci_read_config(parent, 0x53, 1) | 0x03, 1); - ata_dmacreate(atadev, apiomode, ATA_UDMA5); - return; - } - } - if (udmamode >= 4 && chiprev >= 0xc2) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_UDMA4, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting UDMA4 on Acer chip\n", - (error) ? "failed" : "success"); - if (!error) { - int32_t word54 = pci_read_config(parent, 0x54, 4); - - pci_write_config(parent, 0x4b, - pci_read_config(parent, 0x4b, 1) | 0x01, 1); - word54 &= ~(0x000f000f << (devno << 2)); - word54 |= (0x00080005 << (devno << 2)); - pci_write_config(parent, 0x54, word54, 4); - pci_write_config(parent, 0x53, - pci_read_config(parent, 0x53, 1) | 0x03, 1); - ata_dmacreate(atadev, apiomode, ATA_UDMA4); - return; - } - } - if (udmamode >= 2 && chiprev >= 0x20) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting UDMA2 on Acer chip\n", - (error) ? "failed" : "success"); - if (!error) { - int32_t word54 = pci_read_config(parent, 0x54, 4); - - word54 &= ~(0x000f000f << (devno << 2)); - word54 |= (0x000a0005 << (devno << 2)); - pci_write_config(parent, 0x54, word54, 4); - pci_write_config(parent, 0x53, - pci_read_config(parent, 0x53, 1) | 0x03, 1); - atadev->channel->flags |= ATA_ATAPI_DMA_RO; - ata_dmacreate(atadev, apiomode, ATA_UDMA2); - return; - } - } - - /* make sure eventual UDMA mode from the BIOS is disabled */ - pci_write_config(parent, 0x56, pci_read_config(parent, 0x56, 2) & - ~(0x0008 << (devno << 2)), 2); - - if (wdmamode >= 2 && apiomode >= 4) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting WDMA2 on Acer chip\n", - (error) ? "failed" : "success"); - if (!error) { - pci_write_config(parent, 0x53, - pci_read_config(parent, 0x53, 1) | 0x03, 1); - atadev->channel->flags |= ATA_ATAPI_DMA_RO; - ata_dmacreate(atadev, apiomode, ATA_WDMA2); - return; - } - } - pci_write_config(parent, 0x53, - (pci_read_config(parent, 0x53, 1) & ~0x01) | 0x02, 1); - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_PIO0 + apiomode, - ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting PIO%d on Acer chip\n", - (error) ? "failed" : "success", - (apiomode >= 0) ? apiomode : 0); - if (!error) { - int32_t word54 = pci_read_config(parent, 0x54, 4); - int32_t timing; - - switch(ATA_PIO0 + apiomode) { - case ATA_PIO0: timing = 0x006d0003; - case ATA_PIO1: timing = 0x00580002; - case ATA_PIO2: timing = 0x00440001; - case ATA_PIO3: timing = 0x00330001; - case ATA_PIO4: timing = 0x00310001; - default: timing = 0x006d0003; - } - pci_write_config(parent, 0x58 + (channel << 2), timing, 4); - word54 &= ~(0x000f000f << (devno << 2)); - word54 |= (0x00000004 << (devno << 2)); - pci_write_config(parent, 0x54, word54, 4); - atadev->mode = ATA_PIO0 + apiomode; - return; - } - break; - - case 0x01bc10de: /* nVIDIA nForce */ - case 0x006510de: /* nVIDIA nForce2 */ - case 0x74411022: /* AMD 768 */ - case 0x74111022: /* AMD 766 */ - case 0x74091022: /* AMD 756 */ - case 0x05711106: /* VIA 82C571, 82C586, 82C596, 82C686, 8231,8233,8235 */ - { - int via_modes[5][7] = { - { 0x00, 0x00, 0xc0, 0x00, 0x00, 0x00, 0x00 }, /* VIA ATA33 */ - { 0x00, 0x00, 0xea, 0x00, 0xe8, 0x00, 0x00 }, /* VIA ATA66 */ - { 0x00, 0x00, 0xf4, 0x00, 0xf1, 0xf0, 0x00 }, /* VIA ATA100 */ - { 0x00, 0x00, 0xf6, 0x00, 0xf2, 0xf1, 0xf0 }, /* VIA ATA133 */ - { 0x00, 0x00, 0xc0, 0x00, 0xc5, 0xc6, 0xc7 }}; /* AMD/nVIDIA */ - int reg = 0x53 - devno; - int *reg_val = NULL; - char *chip = "VIA"; - - if (ata_find_dev(parent, 0x31471106, 0) || /* 8233a */ - ata_find_dev(parent, 0x31771106, 0)) { /* 8235 */ - udmamode = imin(udmamode, 6); - reg_val = via_modes[3]; - } - else if (ata_find_dev(parent, 0x06861106, 0x40) || /* 82C686b */ - ata_find_dev(parent, 0x82311106, 0) || /* 8231 */ - ata_find_dev(parent, 0x30741106, 0) || /* 8233 */ - ata_find_dev(parent, 0x31091106, 0)) { /* 8233c */ - udmamode = imin(udmamode, 5); - reg_val = via_modes[2]; - } - else if (ata_find_dev(parent, 0x06861106, 0x10) || /* 82C686a */ - ata_find_dev(parent, 0x05961106, 0x12)) { /* 82C596b */ - udmamode = imin(udmamode, 4); - reg_val = via_modes[1]; - } - else if (ata_find_dev(parent, 0x06861106, 0)) { /* 82C686 */ - udmamode = imin(udmamode, 2); - reg_val = via_modes[1]; - } - else if (ata_find_dev(parent, 0x05961106, 0) || /* 82C596a */ - ata_find_dev(parent, 0x05861106, 0x03)) { /* 82C586b */ - udmamode = imin(udmamode, 2); - reg_val = via_modes[0]; - } - else if (chiptype == 0x74411022 || /* AMD 768 */ - chiptype == 0x74111022) { /* AMD 766 */ - udmamode = imin(udmamode, 5); - reg_val = via_modes[4]; - chip = "AMD"; - } - else if (chiptype == 0x74091022) { /* AMD 756 */ - udmamode = imin(udmamode, 4); - reg_val = via_modes[4]; - chip = "AMD"; - } - else if (chiptype == 0x006510de) { /* nForce2 */ - udmamode = imin(udmamode, 6); - reg += 0x10; - reg_val = via_modes[4]; - chip = "nVidia"; - } - else if (chiptype == 0x01bc10de) { /* nForce */ - udmamode = imin(udmamode, 5); - reg += 0x10; - reg_val = via_modes[4]; - chip = "nVidia"; - } - else - udmamode = 0; - - if (udmamode || wdmamode) - pci_write_config(parent, reg - 0x08, 0x20, 1); - - if (udmamode >= 6) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_UDMA6, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting UDMA6 on %s chip\n", - (error) ? "failed" : "success", chip); - if (!error) { - pci_write_config(parent, reg, reg_val[6], 1); - ata_dmacreate(atadev, apiomode, ATA_UDMA6); - return; - } - } - if (udmamode >= 5) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_UDMA5, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting UDMA5 on %s chip\n", - (error) ? "failed" : "success", chip); - if (!error) { - pci_write_config(parent, reg, reg_val[5], 1); - ata_dmacreate(atadev, apiomode, ATA_UDMA5); - return; - } - } - if (udmamode >= 4) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_UDMA4, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting UDMA4 on %s chip\n", - (error) ? "failed" : "success", chip); - if (!error) { - pci_write_config(parent, reg, reg_val[4], 1); - ata_dmacreate(atadev, apiomode, ATA_UDMA4); - return; - } - } - if (udmamode >= 2) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting UDMA2 on %s chip\n", - (error) ? "failed" : "success", chip); - if (!error) { - pci_write_config(parent, reg, reg_val[2], 1); - ata_dmacreate(atadev, apiomode, ATA_UDMA2); - return; - } - } - if (wdmamode >= 2 && apiomode >= 4) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting WDMA2 on %s chip\n", - (error) ? "failed" : "success", chip); - if (!error) { - pci_write_config(parent, reg, 0x0b, 1); - pci_write_config(parent, reg - 0x08, 0x31, 1); - ata_dmacreate(atadev, apiomode, ATA_WDMA2); - return; - } - } - } - /* we could set PIO mode timings, but we assume the BIOS did that */ - break; - - case 0x55131039: /* SiS 5591 */ - if (ata_find_dev(parent, 0x06301039, 0x30) || /* SiS 630 */ - ata_find_dev(parent, 0x06331039, 0) || /* SiS 633 */ - ata_find_dev(parent, 0x06351039, 0) || /* SiS 635 */ - ata_find_dev(parent, 0x06401039, 0) || /* SiS 640 */ - ata_find_dev(parent, 0x06451039, 0) || /* SiS 645 */ - ata_find_dev(parent, 0x06501039, 0) || /* SiS 650 */ - ata_find_dev(parent, 0x07301039, 0) || /* SiS 730 */ - ata_find_dev(parent, 0x07331039, 0) || /* SiS 733 */ - ata_find_dev(parent, 0x07351039, 0) || /* SiS 735 */ - ata_find_dev(parent, 0x07401039, 0) || /* SiS 740 */ - ata_find_dev(parent, 0x07451039, 0) || /* SiS 745 */ - ata_find_dev(parent, 0x07501039, 0)) { /* SiS 750 */ - int8_t reg = 0x40 + (devno << 1); - int16_t val = pci_read_config(parent, reg, 2) & 0x0fff; - - if (udmamode >= 5) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_UDMA5, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting UDMA5 on SiS chip\n", - (error) ? "failed" : "success"); - if (!error) { - pci_write_config(parent, reg, val | 0x8000, 2); - ata_dmacreate(atadev, apiomode, ATA_UDMA5); - return; - } - } - if (udmamode >= 4) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_UDMA4, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting UDMA4 on SiS chip\n", - (error) ? "failed" : "success"); - if (!error) { - pci_write_config(parent, reg, val | 0x9000, 2); - ata_dmacreate(atadev, apiomode, ATA_UDMA4); - return; - } - } - if (udmamode >= 2) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting UDMA2 on SiS chip\n", - (error) ? "failed" : "success"); - if (!error) { - pci_write_config(parent, reg, val | 0xb000, 2); - ata_dmacreate(atadev, apiomode, ATA_UDMA2); - return; - } - } - } else if (ata_find_dev(parent, 0x05301039, 0) || /* SiS 530 */ - ata_find_dev(parent, 0x05401039, 0) || /* SiS 540 */ - ata_find_dev(parent, 0x06201039, 0) || /* SiS 620 */ - ata_find_dev(parent, 0x06301039, 0)) { /* SiS 630 */ - int8_t reg = 0x40 + (devno << 1); - int16_t val = pci_read_config(parent, reg, 2) & 0x0fff; - - if (udmamode >= 4) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_UDMA4, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting UDMA4 on SiS chip\n", - (error) ? "failed" : "success"); - if (!error) { - pci_write_config(parent, reg, val | 0x9000, 2); - ata_dmacreate(atadev, apiomode, ATA_UDMA4); - return; - } - } - if (udmamode >= 2) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting UDMA2 on SiS chip\n", - (error) ? "failed" : "success"); - if (!error) { - pci_write_config(parent, reg, val | 0xa000, 2); - ata_dmacreate(atadev, apiomode, ATA_UDMA2); - return; - } - } - } else if (udmamode >= 2 && chiprev > 0xc1) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting UDMA2 on SiS chip\n", - (error) ? "failed" : "success"); - if (!error) { - pci_write_config(parent, 0x40 + (devno << 1), 0xa301, 2); - ata_dmacreate(atadev, apiomode, ATA_UDMA2); - return; - } - } - if (wdmamode >=2 && apiomode >= 4) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting WDMA2 on SiS chip\n", - (error) ? "failed" : "success"); - if (!error) { - pci_write_config(parent, 0x40 + (devno << 1), 0x0301, 2); - ata_dmacreate(atadev, apiomode, ATA_WDMA2); - return; - } - } - /* we could set PIO mode timings, but we assume the BIOS did that */ - break; - - case 0x06801095: /* Sil 0680 ATA133 controller */ - { - u_int8_t ureg = 0xac + (device * 0x02) + (channel * 0x10); - u_int8_t uval = pci_read_config(parent, ureg, 1); - u_int8_t mreg = channel ? 0x84 : 0x80; - u_int8_t mask = device ? 0x30 : 0x03; - u_int8_t mode = pci_read_config(parent, mreg, 1); - - /* enable UDMA mode */ - pci_write_config(parent, mreg, - (mode & ~mask) | (device ? 0x30 : 0x03), 1); - if (udmamode >= 6) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_UDMA6, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting UDMA6 on Sil chip\n", - (error) ? "failed" : "success"); - if (!error) { - pci_write_config(parent, ureg, (uval & 0x3f) | 0x01, 1); - ata_dmacreate(atadev, apiomode, ATA_UDMA6); - return; - } - } - if (udmamode >= 5) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_UDMA5, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting UDMA5 on Sil chip\n", - (error) ? "failed" : "success"); - if (!error) { - pci_write_config(parent, ureg, (uval & 0x3f) | 0x02, 1); - ata_dmacreate(atadev, apiomode, ATA_UDMA5); - return; - } - } - if (udmamode >= 4) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_UDMA4, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting UDMA4 on Sil chip\n", - (error) ? "failed" : "success"); - if (!error) { - pci_write_config(parent, ureg, (uval & 0x3f) | 0x03, 1); - ata_dmacreate(atadev, apiomode, ATA_UDMA4); - return; - } - } - if (udmamode >= 2) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting UDMA2 on Sil chip\n", - (error) ? "failed" : "success"); - if (!error) { - pci_write_config(parent, ureg, (uval & 0x3f) | 0x07, 1); - ata_dmacreate(atadev, apiomode, ATA_UDMA2); - return; - } - } - - /* disable UDMA mode and enable WDMA mode */ - pci_write_config(parent, mreg, - (mode & ~mask) | (device ? 0x20 : 0x02), 1); - if (wdmamode >= 2 && apiomode >= 4) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting WDMA2 on Sil chip\n", - (error) ? "failed" : "success"); - if (!error) { - pci_write_config(parent, ureg - 0x4, 0x10c1, 2); - ata_dmacreate(atadev, apiomode, ATA_WDMA2); - return; - } - } - - /* restore PIO mode */ - pci_write_config(parent, mreg, mode, 1); - } - /* we could set PIO mode timings, but we assume the BIOS did that */ - break; - - case 0x06491095: /* CMD 649 ATA100 controller */ - if (udmamode >= 5) { - u_int8_t umode; - - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_UDMA5, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting UDMA5 on CMD chip\n", - (error) ? "failed" : "success"); - if (!error) { - umode = pci_read_config(parent, channel ? 0x7b : 0x73, 1); - umode &= ~(device ? 0xca : 0x35); - umode |= (device ? 0x0a : 0x05); - pci_write_config(parent, channel ? 0x7b : 0x73, umode, 1); - ata_dmacreate(atadev, apiomode, ATA_UDMA5); - return; - } - } - /* FALLTHROUGH */ - - case 0x06481095: /* CMD 648 ATA66 controller */ - if (udmamode >= 4) { - u_int8_t umode; - - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_UDMA4, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting UDMA4 on CMD chip\n", - (error) ? "failed" : "success"); - if (!error) { - umode = pci_read_config(parent, channel ? 0x7b : 0x73, 1); - umode &= ~(device ? 0xca : 0x35); - umode |= (device ? 0x4a : 0x15); - pci_write_config(parent, channel ? 0x7b : 0x73, umode, 1); - ata_dmacreate(atadev, apiomode, ATA_UDMA4); - return; - } - } - if (udmamode >= 2) { - u_int8_t umode; - - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting UDMA2 on CMD chip\n", - (error) ? "failed" : "success"); - if (!error) { - umode = pci_read_config(parent, channel ? 0x7b : 0x73, 1); - umode &= ~(device ? 0xca : 0x35); - umode |= (device ? 0x42 : 0x11); - pci_write_config(parent, channel ? 0x7b : 0x73, umode, 1); - ata_dmacreate(atadev, apiomode, ATA_UDMA2); - return; - } - } - /* make sure eventual UDMA mode from the BIOS is disabled */ - pci_write_config(parent, channel ? 0x7b : 0x73, - pci_read_config(parent, channel ? 0x7b : 0x73, 1) & - ~(device ? 0xca : 0x53), 1); - /* FALLTHROUGH */ - - case 0x06461095: /* CMD 646 ATA controller */ - if (wdmamode >= 2 && apiomode >= 4) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting WDMA2 on CMD chip\n", - error ? "failed" : "success"); - if (!error) { - int32_t offset = (devno < 3) ? (devno << 1) : 7; - - pci_write_config(parent, 0x54 + offset, 0x3f, 1); - ata_dmacreate(atadev, apiomode, ATA_WDMA2); - return; - } - } - /* we could set PIO mode timings, but we assume the BIOS did that */ - break; - - case 0xc6931080: /* Cypress 82c693 ATA controller */ - if (wdmamode >= 2 && apiomode >= 4) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting WDMA2 on Cypress chip\n", - error ? "failed" : "success"); - if (!error) { - pci_write_config(atadev->channel->dev, - channel ? 0x4e:0x4c, 0x2020, 2); - ata_dmacreate(atadev, apiomode, ATA_WDMA2); - return; - } - } - /* we could set PIO mode timings, but we assume the BIOS did that */ - break; - - case 0x01021078: /* Cyrix 5530 ATA33 controller */ - atadev->channel->alignment = 0xf; - if (udmamode >= 2) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting UDMA2 on Cyrix chip\n", - (error) ? "failed" : "success"); - if (!error) { - cyrix_timing(atadev, devno, ATA_UDMA2); - ata_dmacreate(atadev, apiomode, ATA_UDMA2); - return; - } - } - if (wdmamode >= 2 && apiomode >= 4) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting WDMA2 on Cyrix chip\n", - (error) ? "failed" : "success"); - if (!error) { - cyrix_timing(atadev, devno, ATA_WDMA2); - ata_dmacreate(atadev, apiomode, ATA_WDMA2); - return; - } - } - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_PIO0 + apiomode, ATA_C_F_SETXFER, - ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting %s on Cyrix chip\n", - (error) ? "failed" : "success", - ata_mode2str(ATA_PIO0 + apiomode)); - cyrix_timing(atadev, devno, ATA_PIO0 + apiomode); - atadev->mode = ATA_PIO0 + apiomode; - return; - - case 0x02131166: /* ServerWorks CSB6 ATA 100 controller (chan 0+1) */ - case 0x02121166: /* ServerWorks CSB5 ATA66/100 controller */ - if (udmamode >= 5 && (chiptype == 0x02131166 || - (chiptype == 0x02121166 && chiprev >= 0x92))) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_UDMA5, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting UDMA5 on ServerWorks chip\n", - (error) ? "failed" : "success"); - if (!error) { - u_int16_t reg56; - - pci_write_config(parent, 0x54, - pci_read_config(parent, 0x54, 1) | - (0x01 << devno), 1); - reg56 = pci_read_config(parent, 0x56, 2); - reg56 &= ~(0xf << (devno * 4)); - reg56 |= (0x5 << (devno * 4)); - pci_write_config(parent, 0x56, reg56, 2); - ata_dmacreate(atadev, apiomode, ATA_UDMA5); - return; - } - } - /* FALLTHROUGH */ - - case 0x02171166: /* ServerWorks CSB6 ATA 66 controller (chan 2) */ - if (udmamode >= 4) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_UDMA4, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting UDMA4 on ServerWorks chip\n", - (error) ? "failed" : "success"); - if (!error) { - u_int16_t reg56; - - pci_write_config(parent, 0x54, - pci_read_config(parent, 0x54, 1) | - (0x01 << devno), 1); - reg56 = pci_read_config(parent, 0x56, 2); - reg56 &= ~(0xf << (devno * 4)); - reg56 |= (0x4 << (devno * 4)); - pci_write_config(parent, 0x56, reg56, 2); - ata_dmacreate(atadev, apiomode, ATA_UDMA4); - return; - } - } - /* FALLTHROUGH */ - - case 0x02111166: /* ServerWorks ROSB4 ATA33 controller */ - if (udmamode >= 2) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting UDMA2 on ServerWorks chip\n", - (error) ? "failed" : "success"); - if (!error) { - u_int16_t reg56; - - pci_write_config(parent, 0x54, - pci_read_config(parent, 0x54, 1) | - (0x01 << devno), 1); - reg56 = pci_read_config(parent, 0x56, 2); - reg56 &= ~(0xf << (devno * 4)); - reg56 |= (0x2 << (devno * 4)); - pci_write_config(parent, 0x56, reg56, 2); - ata_dmacreate(atadev, apiomode, ATA_UDMA2); - return; - } - } - if (wdmamode >= 2 && apiomode >= 4) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting WDMA2 on ServerWorks chip\n", - (error) ? "failed" : "success"); - if (!error) { - int offset = devno ^ 0x01; - int word44 = pci_read_config(parent, 0x44, 4); - - pci_write_config(parent, 0x54, - pci_read_config(parent, 0x54, 1) & - ~(0x01 << devno), 1); - word44 &= ~(0xff << (offset << 8)); - word44 |= (0x20 << (offset << 8)); - pci_write_config(parent, 0x44, 0x20, 4); - ata_dmacreate(atadev, apiomode, ATA_WDMA2); - return; - } - } - /* we could set PIO mode timings, but we assume the BIOS did that */ - break; - - case 0x4d69105a: /* Promise TX2 ATA133 controllers */ - case 0x6269105a: /* Promise TX2 ATA133 controllers */ - case 0x1275105a: /* Promise TX2 ATA133 controllers */ - case 0x5275105a: /* Promise TX2 ATA133 controllers */ - case 0x7275105a: /* Promise TX2 ATA133 controllers */ - ATA_OUTB(atadev->channel->r_bmio, ATA_BMDEVSPEC_0, 0x0b); - if (udmamode >= 6 && - !(ATA_INB(atadev->channel->r_bmio, ATA_BMDEVSPEC_1) & 0x04)) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_UDMA6, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting UDMA6 on Promise chip\n", - (error) ? "failed" : "success"); - if (!error) { - ata_dmacreate(atadev, apiomode, ATA_UDMA6); - return; - } - } - /* FALLTHROUGH */ - - case 0x4d68105a: /* Promise TX2 ATA100 controllers */ - case 0x6268105a: /* Promise TX2 ATA100 controllers */ - ATA_OUTB(atadev->channel->r_bmio, ATA_BMDEVSPEC_0, 0x0b); - if (udmamode >= 5 && - !(ATA_INB(atadev->channel->r_bmio, ATA_BMDEVSPEC_1) & 0x04)) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_UDMA5, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting UDMA5 on Promise chip\n", - (error) ? "failed" : "success"); - if (!error) { - ata_dmacreate(atadev, apiomode, ATA_UDMA5); - return; - } - } - ATA_OUTB(atadev->channel->r_bmio, ATA_BMDEVSPEC_0, 0x0b); - if (udmamode >= 4 && - !(ATA_INB(atadev->channel->r_bmio, ATA_BMDEVSPEC_1) & 0x04)) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_UDMA4, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting UDMA4 on Promise chip\n", - (error) ? "failed" : "success"); - if (!error) { - ata_dmacreate(atadev, apiomode, ATA_UDMA4); - return; - } - } - if (udmamode >= 2) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting UDMA on Promise chip\n", - (error) ? "failed" : "success"); - if (!error) { - ata_dmacreate(atadev, apiomode, ATA_UDMA2); - return; - } - } - if (wdmamode >= 2 && apiomode >= 4) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting WDMA2 on Promise chip\n", - (error) ? "failed" : "success"); - if (!error) { - ata_dmacreate(atadev, apiomode, ATA_WDMA2); - return; - } - } - break; - - case 0x0d30105a: /* Promise OEM ATA100 controllers */ - case 0x4d30105a: /* Promise Ultra/FastTrak 100 controllers */ - if (!ATAPI_DEVICE(atadev) && udmamode >= 5 && - !(pci_read_config(parent, 0x50, 2) & (channel ? 1<<11 : 1<<10))) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_UDMA5, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting UDMA5 on Promise chip\n", - (error) ? "failed" : "success"); - if (!error) { - promise_timing(atadev, devno, ATA_UDMA5); - ata_dmacreate(atadev, apiomode, ATA_UDMA5); - return; - } - } - /* FALLTHROUGH */ - case 0x0d38105a: /* Promise FastTrak 66 controllers */ - case 0x4d38105a: /* Promise Ultra/FastTrak 66 controllers */ - if (!ATAPI_DEVICE(atadev) && udmamode >= 4 && - !(pci_read_config(parent, 0x50, 2) & (channel ? 1<<11 : 1<<10))) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_UDMA4, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting UDMA4 on Promise chip\n", - (error) ? "failed" : "success"); - if (!error) { - promise_timing(atadev, devno, ATA_UDMA4); - ata_dmacreate(atadev, apiomode, ATA_UDMA4); - return; - } - } - /* FALLTHROUGH */ - - case 0x4d33105a: /* Promise Ultra/FastTrak 33 controllers */ - if (!ATAPI_DEVICE(atadev) && udmamode >= 2) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting UDMA2 on Promise chip\n", - (error) ? "failed" : "success"); - if (!error) { - promise_timing(atadev, devno, ATA_UDMA2); - ata_dmacreate(atadev, apiomode, ATA_UDMA2); - return; - } - } - if (!ATAPI_DEVICE(atadev) && wdmamode >= 2 && apiomode >= 4) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting WDMA2 on Promise chip\n", - (error) ? "failed" : "success"); - if (!error) { - promise_timing(atadev, devno, ATA_WDMA2); - ata_dmacreate(atadev, apiomode, ATA_WDMA2); - return; - } - } - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_PIO0 + apiomode, - ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting PIO%d on Promise chip\n", - (error) ? "failed" : "success", - (apiomode >= 0) ? apiomode : 0); - promise_timing(atadev, devno, ATA_PIO0 + apiomode); - atadev->mode = ATA_PIO0 + apiomode; - return; - - case 0x00041103: /* HighPoint HPT366/368/370/372 controllers */ - case 0x00051103: /* HighPoint HPT372 controllers */ - case 0x00081103: /* HighPoint HPT374 controllers */ - if (!ATAPI_DEVICE(atadev) && udmamode >= 6 && hpt_cable80(atadev) && - ((chiptype == 0x00041103 && chiprev >= 0x05) || - (chiptype == 0x00051103 && chiprev >= 0x01) || - (chiptype == 0x00081103 && chiprev >= 0x07))) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_UDMA6, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting UDMA6 on HighPoint chip\n", - (error) ? "failed" : "success"); - if (!error) { - hpt_timing(atadev, devno, ATA_UDMA6); - ata_dmacreate(atadev, apiomode, ATA_UDMA6); - return; - } - } - if (!ATAPI_DEVICE(atadev) && udmamode >= 5 && hpt_cable80(atadev) && - ((chiptype == 0x00041103 && chiprev >= 0x03) || - (chiptype == 0x00051103 && chiprev >= 0x01) || - (chiptype == 0x00081103 && chiprev >= 0x07))) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_UDMA5, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting UDMA5 on HighPoint chip\n", - (error) ? "failed" : "success"); - if (!error) { - hpt_timing(atadev, devno, ATA_UDMA5); - ata_dmacreate(atadev, apiomode, ATA_UDMA5); - return; - } - } - if (!ATAPI_DEVICE(atadev) && udmamode >= 4 && hpt_cable80(atadev)) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_UDMA4, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting UDMA4 on HighPoint chip\n", - (error) ? "failed" : "success"); - if (!error) { - hpt_timing(atadev, devno, ATA_UDMA4); - ata_dmacreate(atadev, apiomode, ATA_UDMA4); - return; - } - } - if (!ATAPI_DEVICE(atadev) && udmamode >= 2) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting UDMA2 on HighPoint chip\n", - (error) ? "failed" : "success"); - if (!error) { - hpt_timing(atadev, devno, ATA_UDMA2); - ata_dmacreate(atadev, apiomode, ATA_UDMA2); - return; - } - } - if (!ATAPI_DEVICE(atadev) && wdmamode >= 2 && apiomode >= 4) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting WDMA2 on HighPoint chip\n", - (error) ? "failed" : "success"); - if (!error) { - hpt_timing(atadev, devno, ATA_WDMA2); - ata_dmacreate(atadev, apiomode, ATA_WDMA2); - return; - } - } - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_PIO0 + apiomode, - ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting PIO%d on HighPoint chip\n", - (error) ? "failed" : "success", - (apiomode >= 0) ? apiomode : 0); - hpt_timing(atadev, devno, ATA_PIO0 + apiomode); - atadev->mode = ATA_PIO0 + apiomode; - return; - - case 0x00091191: /* Acard ATP865R controller */ - case 0x00081191: /* Acard ATP865 controller */ - if (ATAPI_DEVICE(atadev)) - break; - if (udmamode >= 6) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_UDMA6, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting up UDMA6 mode on Acard chip\n", - (error) ? "failed" : "success"); - if (!error) { - u_int16_t reg44 = pci_read_config(parent, 0x44, 2); - - reg44 &= ~(0x000f << (devno << 2)); - reg44 |= (0x0007 << (devno << 2)); - pci_write_config(parent, 0x44, reg44, 2); - pci_write_config(parent, 0x4a, 0xa6, 1); - pci_write_config(parent, 0x40 + devno, 0x031, 1); - ata_dmacreate(atadev, apiomode, ATA_UDMA6); - return; - } - } - if (udmamode >= 5) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_UDMA5, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting up UDMA5 mode on Acard chip\n", - (error) ? "failed" : "success"); - if (!error) { - u_int16_t reg44 = pci_read_config(parent, 0x44, 2); - - reg44 &= ~(0x000f << (devno << 2)); - reg44 |= (0x0006 << (devno << 2)); - pci_write_config(parent, 0x44, reg44, 2); - pci_write_config(parent, 0x4a, 0xa6, 1); - pci_write_config(parent, 0x40 + devno, 0x031, 1); - ata_dmacreate(atadev, apiomode, ATA_UDMA5); - return; - } - } - /* FALLTHROUGH */ - - case 0x00071191: /* Acard ATP860R controller */ - case 0x00061191: /* Acard ATP860 controller */ - if (ATAPI_DEVICE(atadev)) - break; - if (udmamode >= 4) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_UDMA4, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting up UDMA4 mode on Acard chip\n", - (error) ? "failed" : "success"); - if (!error) { - u_int16_t reg44 = pci_read_config(parent, 0x44, 2); - - reg44 &= ~(0x000f << (devno << 2)); - reg44 |= (0x0005 << (devno << 2)); - pci_write_config(parent, 0x44, reg44, 2); - pci_write_config(parent, 0x4a, 0xa6, 1); - pci_write_config(parent, 0x40 + devno, 0x031, 1); - ata_dmacreate(atadev, apiomode, ATA_UDMA4); - return; - } - } - if (udmamode >= 2) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting up UDMA2 mode on Acard chip\n", - (error) ? "failed" : "success"); - if (!error) { - u_int16_t reg44 = pci_read_config(parent, 0x44, 2); - - reg44 &= ~(0x000f << (devno << 2)); - reg44 |= (0x0003 << (devno << 2)); - pci_write_config(parent, 0x44, reg44, 2); - pci_write_config(parent, 0x4a, 0xa6, 1); - pci_write_config(parent, 0x40 + devno, 0x031, 1); - ata_dmacreate(atadev, apiomode, ATA_UDMA2); - return; - } - } - if (wdmamode >= 2 && apiomode >= 4) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting up WDMA2 mode on Acard chip\n", - (error) ? "failed" : "success"); - if (!error) { - u_int16_t reg44 = pci_read_config(parent, 0x44, 2); - - reg44 &= ~(0x000f << (devno << 2)); - pci_write_config(parent, 0x44, reg44, 2); - pci_write_config(parent, 0x4a, 0xa6, 1); - pci_write_config(parent, 0x40 + devno, 0x031, 1); - ata_dmacreate(atadev, apiomode, ATA_WDMA2); - return; - } - } - /* we could set PIO mode timings, but we assume the BIOS did that */ - break; - - case 0x00051191: /* Acard ATP850UF controller */ - if (ATAPI_DEVICE(atadev)) - break; - if (udmamode >= 2) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting up UDMA2 mode on Acard chip\n", - (error) ? "failed" : "success"); - if (!error) { - u_int8_t reg54 = pci_read_config(parent, 0x54, 1); - - reg54 |= (0x03 << (devno << 1)); - pci_write_config(parent, 0x54, reg54, 1); - pci_write_config(parent, 0x4a, 0xa6, 1); - pci_write_config(parent, 0x40 + (devno << 1), 0x0301, 2); - ata_dmacreate(atadev, apiomode, ATA_UDMA2); - return; - } - } - if (wdmamode >= 2 && apiomode >= 4) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting up WDMA2 mode on Acard chip\n", - (error) ? "failed" : "success"); - if (!error) { - u_int8_t reg54 = pci_read_config(parent, 0x54, 1); - - reg54 &= ~(0x03 << (devno << 1)); - pci_write_config(parent, 0x54, reg54, 1); - pci_write_config(parent, 0x4a, 0xa6, 1); - pci_write_config(parent, 0x40 + (devno << 1), 0x0301, 2); - ata_dmacreate(atadev, apiomode, ATA_WDMA2); - return; - } - } - /* we could set PIO mode timings, but we assume the BIOS did that */ - break; - - case 0x000116ca: /* Cenatek Rocket Drive controller */ - if (wdmamode >= 0 && - (ATA_INB(atadev->channel->r_bmio, ATA_BMSTAT_PORT) & - (device ? ATA_BMSTAT_DMA_SLAVE : ATA_BMSTAT_DMA_MASTER))) - ata_dmacreate(atadev, apiomode, ATA_DMA); - else - atadev->mode = ATA_PIO; - return; - - default: /* unknown controller chip */ - /* better not try generic DMA on ATAPI devices it almost never works */ - if (ATAPI_DEVICE(atadev)) - break; - - /* if controller says its setup for DMA take the easy way out */ - /* the downside is we dont know what DMA mode we are in */ - if ((udmamode >= 0 || wdmamode >= 2) && - (ATA_INB(atadev->channel->r_bmio, ATA_BMSTAT_PORT) & - (device ? ATA_BMSTAT_DMA_SLAVE : ATA_BMSTAT_DMA_MASTER))) { - ata_dmacreate(atadev, apiomode, ATA_DMA); - return; - } - - /* well, we have no support for this, but try anyways */ - if ((wdmamode >= 2 && apiomode >= 4) && atadev->channel->r_bmio) { - error = ata_command(atadev, ATA_C_SETFEATURES, 0, - ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting WDMA2 on generic chip\n", - (error) ? "failed" : "success"); - if (!error) { - ata_dmacreate(atadev, apiomode, ATA_WDMA2); - return; - } - } - } - error = ata_command(atadev, ATA_C_SETFEATURES, 0, ATA_PIO0 + apiomode, - ATA_C_F_SETXFER, ATA_WAIT_READY); - if (bootverbose) - ata_prtdev(atadev, "%s setting PIO%d on generic chip\n", - (error) ? "failed" : "success", apiomode < 0 ? 0 : apiomode); - if (!error) - atadev->mode = ATA_PIO0 + apiomode; - else { - if (bootverbose) - ata_prtdev(atadev, "using PIO mode set by BIOS\n"); - atadev->mode = ATA_PIO; + if (ch->dmatag) { + bus_dma_tag_destroy(ch->dmatag); + ch->dmatag = NULL; } } @@ -1501,12 +225,13 @@ ata_dmasetupd_cb(void *xsc, bus_dma_segment_t *segs, int nsegs, int error) cba->dmatab[j - 1].count = htole32(lastcount | ATA_DMA_EOT); } -int +static int ata_dmasetup(struct ata_device *atadev, caddr_t data, int32_t count) { struct ata_channel *ch = atadev->channel; - if (((uintptr_t)data & ch->alignment) || (count & ch->alignment)) { + if (((uintptr_t)data & (ch->dma->alignment - 1)) || + (count & (ch->dma->alignment - 1))) { ata_prtdev(atadev, "non aligned DMA transfer attempted\n"); return -1; } @@ -1528,20 +253,6 @@ ata_dmastart(struct ata_device *atadev, caddr_t data, int32_t count, int dir) if (ds->flags & ATA_DS_ACTIVE) panic("ata_dmasetup: transfer active on this device!"); - switch(ch->chiptype) { - case 0x0d38105a: /* Promise Fasttrak 66 */ - case 0x4d38105a: /* Promise Ultra/Fasttrak 66 */ - case 0x0d30105a: /* Promise OEM ATA 100 */ - case 0x4d30105a: /* Promise Ultra/Fasttrak 100 */ - if (ch->flags & ATA_48BIT_ACTIVE) { - ATA_OUTB(ch->r_bmio, (ch->unit ? 0x09 : 0x11), - ATA_INB(ch->r_bmio, (ch->unit ? 0x09 : 0x11)) | - (ch->unit ? 0x08 : 0x02)); - ATA_OUTL(ch->r_bmio, (ch->unit ? 0x1c : 0x20), - (dir ? 0x05000000 : 0x06000000) | (count >> 1)); - } - } - cba.dmatab = ds->dmatab; bus_dmamap_sync(ds->cdmatag, ds->cdmamap, BUS_DMASYNC_PREWRITE); if (bus_dmamap_load(ds->ddmatag, ds->ddmamap, data, count, @@ -1566,25 +277,12 @@ ata_dmastart(struct ata_device *atadev, caddr_t data, int32_t count, int dir) } int -ata_dmadone(struct ata_device *atadev) +ata_dmastop(struct ata_device *atadev) { struct ata_channel *ch = atadev->channel; struct ata_dmastate *ds = &atadev->dmastate; int error; - switch(ch->chiptype) { - case 0x0d38105a: /* Promise Fasttrak 66 */ - case 0x4d38105a: /* Promise Ultra/Fasttrak 66 */ - case 0x0d30105a: /* Promise OEM ATA 100 */ - case 0x4d30105a: /* Promise Ultra/Fasttrak 100 */ - if (ch->flags & ATA_48BIT_ACTIVE) { - ATA_OUTB(ch->r_bmio, (ch->unit ? 0x09 : 0x11), - ATA_INB(ch->r_bmio, (ch->unit ? 0x09 : 0x11)) & - ~(ch->unit ? 0x08 : 0x02)); - ATA_OUTL(ch->r_bmio, (ch->unit ? 0x1c : 0x20), 0); - } - } - error = ATA_INB(ch->r_bmio, ATA_BMSTAT_PORT); ATA_OUTB(ch->r_bmio, ATA_BMCMD_PORT, ATA_INB(ch->r_bmio, ATA_BMCMD_PORT) & ~ATA_BMCMD_START_STOP); @@ -1599,210 +297,8 @@ ata_dmadone(struct ata_device *atadev) return (error & ATA_BMSTAT_MASK); } -int +static int ata_dmastatus(struct ata_channel *ch) { return ATA_INB(ch->r_bmio, ATA_BMSTAT_PORT) & ATA_BMSTAT_MASK; } - -static void -cyrix_timing(struct ata_device *atadev, int devno, int mode) -{ - u_int32_t reg20 = 0x0000e132; - u_int32_t reg24 = 0x00017771; - - switch (mode) { - case ATA_PIO0: reg20 = 0x0000e132; break; - case ATA_PIO1: reg20 = 0x00018121; break; - case ATA_PIO2: reg20 = 0x00024020; break; - case ATA_PIO3: reg20 = 0x00032010; break; - case ATA_PIO4: reg20 = 0x00040010; break; - case ATA_WDMA2: reg24 = 0x00002020; break; - case ATA_UDMA2: reg24 = 0x00911030; break; - } - ATA_OUTL(atadev->channel->r_bmio, (devno << 3) + 0x20, reg20); - ATA_OUTL(atadev->channel->r_bmio, (devno << 3) + 0x24, reg24); -} - -static void -promise_timing(struct ata_device *atadev, int devno, int mode) -{ - u_int32_t timing = 0; - /* XXX: Endianess */ - struct promise_timing { - u_int8_t pa:4; - u_int8_t prefetch:1; - u_int8_t iordy:1; - u_int8_t errdy:1; - u_int8_t syncin:1; - u_int8_t pb:5; - u_int8_t mb:3; - u_int8_t mc:4; - u_int8_t dmaw:1; - u_int8_t dmar:1; - u_int8_t iordyp:1; - u_int8_t dmarqp:1; - u_int8_t reserved:8; - } *t = (struct promise_timing*)&timing; - - t->iordy = 1; t->iordyp = 1; - if (mode >= ATA_DMA) { - t->prefetch = 1; t->errdy = 1; t->syncin = 1; - } - - switch (atadev->channel->chiptype) { - case 0x4d33105a: /* Promise Ultra/Fasttrak 33 */ - switch (mode) { - default: - case ATA_PIO0: t->pa = 9; t->pb = 19; t->mb = 7; t->mc = 15; break; - case ATA_PIO1: t->pa = 5; t->pb = 12; t->mb = 7; t->mc = 15; break; - case ATA_PIO2: t->pa = 3; t->pb = 8; t->mb = 7; t->mc = 15; break; - case ATA_PIO3: t->pa = 2; t->pb = 6; t->mb = 7; t->mc = 15; break; - case ATA_PIO4: t->pa = 1; t->pb = 4; t->mb = 7; t->mc = 15; break; - case ATA_WDMA2: t->pa = 3; t->pb = 7; t->mb = 3; t->mc = 3; break; - case ATA_UDMA2: t->pa = 3; t->pb = 7; t->mb = 1; t->mc = 1; break; - } - break; - - case 0x0d38105a: /* Promise Fasttrak 66 */ - case 0x4d38105a: /* Promise Ultra/Fasttrak 66 */ - case 0x0d30105a: /* Promise OEM ATA 100 */ - case 0x4d30105a: /* Promise Ultra/Fasttrak 100 */ - switch (mode) { - default: - case ATA_PIO0: t->pa = 15; t->pb = 31; t->mb = 7; t->mc = 15; break; - case ATA_PIO1: t->pa = 10; t->pb = 24; t->mb = 7; t->mc = 15; break; - case ATA_PIO2: t->pa = 6; t->pb = 16; t->mb = 7; t->mc = 15; break; - case ATA_PIO3: t->pa = 4; t->pb = 12; t->mb = 7; t->mc = 15; break; - case ATA_PIO4: t->pa = 2; t->pb = 8; t->mb = 7; t->mc = 15; break; - case ATA_WDMA2: t->pa = 6; t->pb = 14; t->mb = 6; t->mc = 6; break; - case ATA_UDMA2: t->pa = 6; t->pb = 14; t->mb = 2; t->mc = 2; break; - case ATA_UDMA4: t->pa = 3; t->pb = 7; t->mb = 1; t->mc = 1; break; - case ATA_UDMA5: t->pa = 3; t->pb = 7; t->mb = 1; t->mc = 1; break; - } - break; - } - pci_write_config(device_get_parent(atadev->channel->dev), - 0x60 + (devno << 2), timing, 4); -} - -static void -hpt_timing(struct ata_device *atadev, int devno, int mode) -{ - device_t parent = device_get_parent(atadev->channel->dev); - u_int32_t chiptype = atadev->channel->chiptype; - int chiprev = pci_get_revid(parent); - u_int32_t timing; - - if (chiptype == 0x00081103 && chiprev >= 0x07) { - switch (mode) { /* HPT374 */ - case ATA_PIO0: timing = 0x0ac1f48a; break; - case ATA_PIO1: timing = 0x0ac1f465; break; - case ATA_PIO2: timing = 0x0a81f454; break; - case ATA_PIO3: timing = 0x0a81f443; break; - case ATA_PIO4: timing = 0x0a81f442; break; - case ATA_WDMA2: timing = 0x22808242; break; - case ATA_UDMA2: timing = 0x120c8242; break; - case ATA_UDMA4: timing = 0x12ac8242; break; - case ATA_UDMA5: timing = 0x12848242; break; - case ATA_UDMA6: timing = 0x12808242; break; - default: timing = 0x0d029d5e; - } - } - else if ((chiptype == 0x00041103 && chiprev >= 0x05) || - (chiptype == 0x00051103 && chiprev >= 0x01)) { - switch (mode) { /* HPT372 */ - case ATA_PIO0: timing = 0x0d029d5e; break; - case ATA_PIO1: timing = 0x0d029d26; break; - case ATA_PIO2: timing = 0x0c829ca6; break; - case ATA_PIO3: timing = 0x0c829c84; break; - case ATA_PIO4: timing = 0x0c829c62; break; - case ATA_WDMA2: timing = 0x2c829262; break; - case ATA_UDMA2: timing = 0x1c91dc62; break; - case ATA_UDMA4: timing = 0x1c8ddc62; break; - case ATA_UDMA5: timing = 0x1c6ddc62; break; - case ATA_UDMA6: timing = 0x1c81dc62; break; - default: timing = 0x0d029d5e; - } - } - else if (chiptype == 0x00041103 && chiprev >= 0x03) { - switch (mode) { /* HPT370 */ - case ATA_PIO0: timing = 0x06914e57; break; - case ATA_PIO1: timing = 0x06914e43; break; - case ATA_PIO2: timing = 0x06514e33; break; - case ATA_PIO3: timing = 0x06514e22; break; - case ATA_PIO4: timing = 0x06514e21; break; - case ATA_WDMA2: timing = 0x26514e21; break; - case ATA_UDMA2: timing = 0x16494e31; break; - case ATA_UDMA4: timing = 0x16454e31; break; - case ATA_UDMA5: timing = 0x16454e31; break; - default: timing = 0x06514e57; - } - pci_write_config(parent, 0x40 + (devno << 2) , timing, 4); - } - else { /* HPT36[68] */ - switch (pci_read_config(parent, 0x41 + (devno << 2), 1)) { - case 0x85: /* 25Mhz */ - switch (mode) { - case ATA_PIO0: timing = 0x40d08585; break; - case ATA_PIO1: timing = 0x40d08572; break; - case ATA_PIO2: timing = 0x40ca8542; break; - case ATA_PIO3: timing = 0x40ca8532; break; - case ATA_PIO4: timing = 0x40ca8521; break; - case ATA_WDMA2: timing = 0x20ca8521; break; - case ATA_UDMA2: timing = 0x10cf8521; break; - case ATA_UDMA4: timing = 0x10c98521; break; - default: timing = 0x01208585; - } - break; - default: - case 0xa7: /* 33MHz */ - switch (mode) { - case ATA_PIO0: timing = 0x40d0a7aa; break; - case ATA_PIO1: timing = 0x40d0a7a3; break; - case ATA_PIO2: timing = 0x40d0a753; break; - case ATA_PIO3: timing = 0x40c8a742; break; - case ATA_PIO4: timing = 0x40c8a731; break; - case ATA_WDMA2: timing = 0x20c8a731; break; - case ATA_UDMA2: timing = 0x10caa731; break; - case ATA_UDMA4: timing = 0x10c9a731; break; - default: timing = 0x0120a7a7; - } - break; - case 0xd9: /* 40Mhz */ - switch (mode) { - case ATA_PIO0: timing = 0x4018d9d9; break; - case ATA_PIO1: timing = 0x4010d9c7; break; - case ATA_PIO2: timing = 0x4010d997; break; - case ATA_PIO3: timing = 0x4010d974; break; - case ATA_PIO4: timing = 0x4008d963; break; - case ATA_WDMA2: timing = 0x2008d943; break; - case ATA_UDMA2: timing = 0x100bd943; break; - case ATA_UDMA4: timing = 0x100fd943; break; - default: timing = 0x0120d9d9; - } - } - } - pci_write_config(parent, 0x40 + (devno << 2) , timing, 4); -} - -static int -hpt_cable80(struct ata_device *atadev) -{ - device_t parent = device_get_parent(atadev->channel->dev); - u_int8_t reg, val, res; - - if (atadev->channel->chiptype==0x00081103 && pci_get_function(parent)==1) { - reg = atadev->channel->unit ? 0x57 : 0x53; - val = pci_read_config(parent, reg, 1); - pci_write_config(parent, reg, val | 0x80, 1); - } - else { - reg = 0x5b; - val = pci_read_config(parent, reg, 1); - pci_write_config(parent, reg, val & 0xfe, 1); - } - res = pci_read_config(parent, 0x5a, 1) & (atadev->channel->unit ? 0x1:0x2); - pci_write_config(parent, reg, val, 1); - return !res; -} |