While in here also: - Switch to debug from custom PRINTF for debugging. - Use mdelay rather than custom msleep.
Signed-off-by: Tom Rini trini@ti.com --- drivers/block/ata_piix.c | 451 ++++++++++++++++++++++------------------------ drivers/block/ata_piix.h | 48 ++--- 2 files changed, 232 insertions(+), 267 deletions(-)
diff --git a/drivers/block/ata_piix.c b/drivers/block/ata_piix.c index 1c3ab8a..0404771 100644 --- a/drivers/block/ata_piix.c +++ b/drivers/block/ata_piix.c @@ -38,13 +38,13 @@ extern block_dev_desc_t sata_dev_desc[CONFIG_SYS_SATA_MAX_DEVICE]; extern int sata_curr_device;
-#define DEBUG_SATA 0 /*For debug prints set DEBUG_SATA to 1 */ +#define DEBUG_SATA 0 /* For debug prints set DEBUG_SATA to 1 */
#define SATA_DECL -#define DRV_DECL /*For file specific declarations */ +#define DRV_DECL /* For file specific declarations */ #include "ata_piix.h"
-/*Macros realted to PCI*/ +/* Macros realted to PCI */ #define PCI_SATA_BUS 0x00 #define PCI_SATA_DEV 0x1f #define PCI_SATA_FUNC 0x02 @@ -63,35 +63,36 @@ extern int sata_curr_device; #define PORT_ENABLED (1<<4)
u32 bdf; -u32 iobase1 = 0; /*Primary cmd block */ -u32 iobase2 = 0; /*Primary ctl block */ -u32 iobase3 = 0; /*Sec cmd block */ -u32 iobase4 = 0; /*sec ctl block */ -u32 iobase5 = 0; /*BMDMA*/ -int -pci_sata_init (void) +u32 iobase1; /* Primary cmd block */ +u32 iobase2; /* Primary ctl block */ +u32 iobase3; /* Sec cmd block */ +u32 iobase4; /* sec ctl block */ +u32 iobase5; /* BMDMA*/ + +int pci_sata_init(void) { u32 bus = PCI_SATA_BUS; u32 dev = PCI_SATA_DEV; u32 fun = PCI_SATA_FUNC; u16 cmd = 0; u8 lat = 0, pcibios_max_latency = 0xff; - u8 pmr; /*Port mapping reg */ - u8 pi; /*Prgming Interface reg */ + u8 pmr; /* Port mapping reg */ + u8 pi; /* Prgming Interface reg */
- bdf = PCI_BDF (bus, dev, fun); - pci_read_config_dword (bdf, PCI_SATA_BASE1, &iobase1); - pci_read_config_dword (bdf, PCI_SATA_BASE2, &iobase2); - pci_read_config_dword (bdf, PCI_SATA_BASE3, &iobase3); - pci_read_config_dword (bdf, PCI_SATA_BASE4, &iobase4); - pci_read_config_dword (bdf, PCI_SATA_BASE5, &iobase5); + bdf = PCI_BDF(bus, dev, fun); + pci_read_config_dword(bdf, PCI_SATA_BASE1, &iobase1); + pci_read_config_dword(bdf, PCI_SATA_BASE2, &iobase2); + pci_read_config_dword(bdf, PCI_SATA_BASE3, &iobase3); + pci_read_config_dword(bdf, PCI_SATA_BASE4, &iobase4); + pci_read_config_dword(bdf, PCI_SATA_BASE5, &iobase5);
if ((iobase1 == 0xFFFFFFFF) || (iobase2 == 0xFFFFFFFF) || (iobase3 == 0xFFFFFFFF) || (iobase4 == 0xFFFFFFFF) || (iobase5 == 0xFFFFFFFF)) { - printf ("error no base addr for SATA controller\n"); + /* ERROR */ + printf("error no base addr for SATA controller\n"); return 1; - /*ERROR*/} + }
iobase1 &= 0xFFFFFFFE; iobase2 &= 0xFFFFFFFE; @@ -99,44 +100,42 @@ pci_sata_init (void) iobase4 &= 0xFFFFFFFE; iobase5 &= 0xFFFFFFFE;
- /*check for mode */ - pci_read_config_byte (bdf, PCI_PMR, &pmr); + /* check for mode */ + pci_read_config_byte(bdf, PCI_PMR, &pmr); if (pmr > 1) { - printf ("combined mode not supported\n"); + puts("combined mode not supported\n"); return 1; }
- pci_read_config_byte (bdf, PCI_PI, &pi); + pci_read_config_byte(bdf, PCI_PI, &pi); if ((pi & 0x05) != 0x05) { - printf ("Sata is in Legacy mode\n"); + puts("Sata is in Legacy mode\n"); return 1; - } else { - printf ("sata is in Native mode\n"); - } + } else + puts("sata is in Native mode\n");
- /*MASTER CFG AND IO CFG */ - pci_read_config_word (bdf, PCI_COMMAND, &cmd); + /* MASTER CFG AND IO CFG */ + pci_read_config_word(bdf, PCI_COMMAND, &cmd); cmd |= PCI_COMMAND_MASTER | PCI_COMMAND_IO; - pci_write_config_word (bdf, PCI_COMMAND, cmd); - pci_read_config_byte (dev, PCI_LATENCY_TIMER, &lat); + pci_write_config_word(bdf, PCI_COMMAND, cmd); + pci_read_config_byte(dev, PCI_LATENCY_TIMER, &lat);
if (lat < 16) lat = (64 <= pcibios_max_latency) ? 64 : pcibios_max_latency; else if (lat > pcibios_max_latency) lat = pcibios_max_latency; - pci_write_config_byte (dev, PCI_LATENCY_TIMER, lat); + pci_write_config_byte(dev, PCI_LATENCY_TIMER, lat);
return 0; }
-int -sata_bus_probe (int port_no) +int sata_bus_probe(int port_no) { int orig_mask, mask; u16 pcs;
mask = (PORT_PRESENT << port_no); - pci_read_config_word (bdf, PCI_PCS, &pcs); + pci_read_config_word(bdf, PCI_PCS, &pcs); orig_mask = (int) pcs & 0xff; if ((orig_mask & mask) != mask) return 0; @@ -144,10 +143,9 @@ sata_bus_probe (int port_no) return 1; }
-int -init_sata (int dev) +int init_sata(int dev) { - static int done = 0; + static int done; u8 i, rv = 0;
if (!done) @@ -155,9 +153,9 @@ init_sata (int dev) else return 0;
- rv = pci_sata_init (); + rv = pci_sata_init(); if (rv == 1) { - printf ("pci initialization failed\n"); + puts("pci initialization failed\n"); return 1; }
@@ -174,19 +172,18 @@ init_sata (int dev) port[1].ioaddr.bmdma_addr = iobase5 + 0x8;
for (i = 0; i < CONFIG_SYS_SATA_MAXBUS; i++) - sata_port (&port[i].ioaddr); + sata_port(&port[i].ioaddr);
for (i = 0; i < CONFIG_SYS_SATA_MAXBUS; i++) { - if (!(sata_bus_probe (i))) { + if (!(sata_bus_probe(i))) { port[i].port_state = 0; - printf ("SATA#%d port is not present \n", i); + printf("SATA#%d port is not present\n", i); } else { - printf ("SATA#%d port is present\n", i); - if (sata_bus_softreset (i)) { + printf("SATA#%d port is present\n", i); + if (sata_bus_softreset(i)) port[i].port_state = 0; - } else { + else port[i].port_state = 1; - } } }
@@ -196,47 +193,43 @@ init_sata (int dev) if (port[i].port_state == 0) continue; for (j = 0; j < CONFIG_SYS_SATA_DEVS_PER_BUS; j++) { - sata_identify (i, j); - set_Feature_cmd (i, j); + sata_identify(i, j); + set_Feature_cmd(i, j); devno = i * CONFIG_SYS_SATA_DEVS_PER_BUS + j; if ((sata_dev_desc[devno].lba > 0) && (sata_dev_desc[devno].blksz > 0)) { - dev_print (&sata_dev_desc[devno]); + dev_print(&sata_dev_desc[devno]); /* initialize partition type */ - init_part (&sata_dev_desc[devno]); + init_part(&sata_dev_desc[devno]); } } } return 0; }
-static u8 __inline__ -sata_inb (unsigned long ioaddr) +static inline u8 sata_inb(unsigned long ioaddr) { - return inb (ioaddr); + return inb(ioaddr); }
-static void __inline__ -sata_outb (unsigned char val, unsigned long ioaddr) +static inline void sata_outb(unsigned char val, unsigned long ioaddr) { - outb (val, ioaddr); + outb(val, ioaddr); }
-static void -output_data (struct sata_ioports *ioaddr, ulong * sect_buf, int words) +static void output_data(struct sata_ioports *ioaddr, ulong * sect_buf, + int words) { - outsw (ioaddr->data_addr, sect_buf, words << 1); + outsw(ioaddr->data_addr, sect_buf, words << 1); }
-static int -input_data (struct sata_ioports *ioaddr, ulong * sect_buf, int words) +static int input_data(struct sata_ioports *ioaddr, ulong * sect_buf, int words) { - insw (ioaddr->data_addr, sect_buf, words << 1); + insw(ioaddr->data_addr, sect_buf, words << 1); return 0; }
-static void -sata_cpy (unsigned char *dst, unsigned char *src, unsigned int len) +static void sata_cpy(unsigned char *dst, unsigned char *src, unsigned int len) { unsigned char *end, *last;
@@ -257,41 +250,41 @@ sata_cpy (unsigned char *dst, unsigned char *src, unsigned int len) if (*src++ != ' ') last = dst; } - OUT: +OUT: *last = '\0'; }
-int -sata_bus_softreset (int num) +int sata_bus_softreset(int num) { u8 dev = 0, status = 0, i;
port[num].dev_mask = 0;
for (i = 0; i < CONFIG_SYS_SATA_DEVS_PER_BUS; i++) { - if (!(sata_devchk (&port[num].ioaddr, i))) { - PRINTF ("dev_chk failed for dev#%d\n", i); + if (!(sata_devchk(&port[num].ioaddr, i))) { + debug("dev_chk failed for dev#%d\n", i); } else { port[num].dev_mask |= (1 << i); - PRINTF ("dev_chk passed for dev#%d\n", i); + debug("dev_chk passed for dev#%d\n", i); } }
if (!(port[num].dev_mask)) { - printf ("no devices on port%d\n", num); + printf("no devices on port%d\n", num); return 1; }
- dev_select (&port[num].ioaddr, dev); + dev_select(&port[num].ioaddr, dev);
- port[num].ctl_reg = 0x08; /*Default value of control reg */ - sata_outb (port[num].ctl_reg, port[num].ioaddr.ctl_addr); - udelay (10); - sata_outb (port[num].ctl_reg | ATA_SRST, port[num].ioaddr.ctl_addr); - udelay (10); - sata_outb (port[num].ctl_reg, port[num].ioaddr.ctl_addr); + port[num].ctl_reg = 0x08; /* Default value of control reg */ + sata_outb(port[num].ctl_reg, port[num].ioaddr.ctl_addr); + udelay(10); + sata_outb(port[num].ctl_reg | ATA_SRST, port[num].ioaddr.ctl_addr); + udelay(10); + sata_outb(port[num].ctl_reg, port[num].ioaddr.ctl_addr);
- /* spec mandates ">= 2ms" before checking status. + /* + * spec mandates ">= 2ms" before checking status. * We wait 150ms, because that was the magic delay used for * ATAPI devices in Hale Landis's ATADRVR, for the period of time * between when the ATA command register is written, and then @@ -299,38 +292,37 @@ sata_bus_softreset (int num) * checking status is fine, post SRST, we perform this magic * delay here as well. */ - msleep (150); - status = sata_busy_wait (&port[num].ioaddr, ATA_BUSY, 300); + mdelay(150); + status = sata_busy_wait(&port[num].ioaddr, ATA_BUSY, 300); while ((status & ATA_BUSY)) { - msleep (100); - status = sata_busy_wait (&port[num].ioaddr, ATA_BUSY, 3); + mdelay(100); + status = sata_busy_wait(&port[num].ioaddr, ATA_BUSY, 3); }
if (status & ATA_BUSY) - printf ("ata%u is slow to respond,plz be patient\n", num); + printf("ata%u is slow to respond,plz be patient\n", num);
while ((status & ATA_BUSY)) { - msleep (100); - status = sata_chk_status (&port[num].ioaddr); + mdelay(100); + status = sata_chk_status(&port[num].ioaddr); }
if (status & ATA_BUSY) { - printf ("ata%u failed to respond : ", num); - printf ("bus reset failed\n"); + printf("ata%u failed to respond : bus reset failed\n", num); return 1; } return 0; }
-void -sata_identify (int num, int dev) +void sata_identify(int num, int dev) { - u8 cmd = 0, status = 0, devno = num * CONFIG_SYS_SATA_DEVS_PER_BUS + dev; + u8 cmd = 0, status = 0; + u8 devno = num * CONFIG_SYS_SATA_DEVS_PER_BUS + dev; u16 iobuf[ATA_SECT_SIZE]; u64 n_sectors = 0; u8 mask = 0;
- memset (iobuf, 0, sizeof (iobuf)); + memset(iobuf, 0, sizeof(iobuf)); hd_driveid_t *iop = (hd_driveid_t *) iobuf;
if (dev == 0) @@ -339,70 +331,67 @@ sata_identify (int num, int dev) mask = 0x02;
if (!(port[num].dev_mask & mask)) { - printf ("dev%d is not present on port#%d\n", dev, num); + printf("dev%d is not present on port#%d\n", dev, num); return; }
- printf ("port=%d dev=%d\n", num, dev); + printf("port=%d dev=%d\n", num, dev);
- dev_select (&port[num].ioaddr, dev); + dev_select(&port[num].ioaddr, dev);
status = 0; - cmd = ATA_CMD_IDENT; /*Device Identify Command */ - sata_outb (cmd, port[num].ioaddr.command_addr); - sata_inb (port[num].ioaddr.altstatus_addr); - udelay (10); + cmd = ATA_CMD_IDENT; /* Device Identify Command */ + sata_outb(cmd, port[num].ioaddr.command_addr); + sata_inb(port[num].ioaddr.altstatus_addr); + udelay(10);
- status = sata_busy_wait (&port[num].ioaddr, ATA_BUSY, 1000); + status = sata_busy_wait(&port[num].ioaddr, ATA_BUSY, 1000); if (status & ATA_ERR) { - printf ("\ndevice not responding\n"); + puts("\ndevice not responding\n"); port[num].dev_mask &= ~mask; return; }
- input_data (&port[num].ioaddr, (ulong *) iobuf, ATA_SECTORWORDS); + input_data(&port[num].ioaddr, (ulong *) iobuf, ATA_SECTORWORDS);
- PRINTF ("\nata%u: dev %u cfg 49:%04x 82:%04x 83:%04x 84:%04x85:%04x" + debug("\nata%u: dev %u cfg 49:%04x 82:%04x 83:%04x 84:%04x85:%04x" "86:%04x" "87:%04x 88:%04x\n", num, dev, iobuf[49], iobuf[82], iobuf[83], iobuf[84], iobuf[85], iobuf[86], iobuf[87], iobuf[88]);
/* we require LBA and DMA support (bits 8 & 9 of word 49) */ - if (!ata_id_has_dma (iobuf) || !ata_id_has_lba (iobuf)) { - PRINTF ("ata%u: no dma/lba\n", num); - } - ata_dump_id (iobuf); + if (!ata_id_has_dma(iobuf) || !ata_id_has_lba(iobuf)) + debug("ata%u: no dma/lba\n", num); + ata_dump_id(iobuf);
- if (ata_id_has_lba48 (iobuf)) { - n_sectors = ata_id_u64 (iobuf, 100); - } else { - n_sectors = ata_id_u32 (iobuf, 60); - } - PRINTF ("no. of sectors %u\n", ata_id_u64 (iobuf, 100)); - PRINTF ("no. of sectors %u\n", ata_id_u32 (iobuf, 60)); + if (ata_id_has_lba48(iobuf)) + n_sectors = ata_id_u64(iobuf, 100); + else + n_sectors = ata_id_u32(iobuf, 60); + debug("no. of sectors %u\n", ata_id_u64(iobuf, 100)); + debug("no. of sectors %u\n", ata_id_u32(iobuf, 60));
if (n_sectors == 0) { port[num].dev_mask &= ~mask; return; }
- sata_cpy ((unsigned char *)sata_dev_desc[devno].revision, iop->fw_rev, - sizeof (sata_dev_desc[devno].revision)); - sata_cpy ((unsigned char *)sata_dev_desc[devno].vendor, iop->model, - sizeof (sata_dev_desc[devno].vendor)); - sata_cpy ((unsigned char *)sata_dev_desc[devno].product, iop->serial_no, - sizeof (sata_dev_desc[devno].product)); - strswab (sata_dev_desc[devno].revision); - strswab (sata_dev_desc[devno].vendor); + sata_cpy((unsigned char *)sata_dev_desc[devno].revision, iop->fw_rev, + sizeof(sata_dev_desc[devno].revision)); + sata_cpy((unsigned char *)sata_dev_desc[devno].vendor, iop->model, + sizeof(sata_dev_desc[devno].vendor)); + sata_cpy((unsigned char *)sata_dev_desc[devno].product, iop->serial_no, + sizeof(sata_dev_desc[devno].product)); + strswab(sata_dev_desc[devno].revision); + strswab(sata_dev_desc[devno].vendor);
- if ((iop->config & 0x0080) == 0x0080) { + if ((iop->config & 0x0080) == 0x0080) sata_dev_desc[devno].removable = 1; - } else { + else sata_dev_desc[devno].removable = 0; - }
sata_dev_desc[devno].lba = iop->lba_capacity; - PRINTF ("lba=0x%x", sata_dev_desc[devno].lba); + debug("lba=0x%x", sata_dev_desc[devno].lba);
#ifdef CONFIG_LBA48 if (iop->command_set_2 & 0x0400) { @@ -422,8 +411,7 @@ sata_identify (int num, int dev) sata_dev_desc[devno].lun = 0; /* just to fill something in... */ }
-void -set_Feature_cmd (int num, int dev) +void set_Feature_cmd(int num, int dev) { u8 mask = 0x00, status = 0;
@@ -433,33 +421,32 @@ set_Feature_cmd (int num, int dev) mask = 0x02;
if (!(port[num].dev_mask & mask)) { - PRINTF ("dev%d is not present on port#%d\n", dev, num); + debug("dev%d is not present on port#%d\n", dev, num); return; }
- dev_select (&port[num].ioaddr, dev); + dev_select(&port[num].ioaddr, dev);
- sata_outb (SETFEATURES_XFER, port[num].ioaddr.feature_addr); - sata_outb (XFER_PIO_4, port[num].ioaddr.nsect_addr); - sata_outb (0, port[num].ioaddr.lbal_addr); - sata_outb (0, port[num].ioaddr.lbam_addr); - sata_outb (0, port[num].ioaddr.lbah_addr); + sata_outb(SETFEATURES_XFER, port[num].ioaddr.feature_addr); + sata_outb(XFER_PIO_4, port[num].ioaddr.nsect_addr); + sata_outb(0, port[num].ioaddr.lbal_addr); + sata_outb(0, port[num].ioaddr.lbam_addr); + sata_outb(0, port[num].ioaddr.lbah_addr);
- sata_outb (ATA_DEVICE_OBS, port[num].ioaddr.device_addr); - sata_outb (ATA_CMD_SETF, port[num].ioaddr.command_addr); + sata_outb(ATA_DEVICE_OBS, port[num].ioaddr.device_addr); + sata_outb(ATA_CMD_SETF, port[num].ioaddr.command_addr);
- udelay (50); - msleep (150); + udelay(50); + mdelay(150);
- status = sata_busy_wait (&port[num].ioaddr, ATA_BUSY, 5000); + status = sata_busy_wait(&port[num].ioaddr, ATA_BUSY, 5000); if ((status & (ATA_STAT_BUSY | ATA_STAT_ERR))) { - printf ("Error : status 0x%02x\n", status); + printf("Error : status 0x%02x\n", status); port[num].dev_mask &= ~mask; } }
-void -sata_port (struct sata_ioports *ioport) +void sata_port(struct sata_ioports *ioport) { ioport->data_addr = ioport->cmd_addr + ATA_REG_DATA; ioport->error_addr = ioport->cmd_addr + ATA_REG_ERR; @@ -473,24 +460,23 @@ sata_port (struct sata_ioports *ioport) ioport->command_addr = ioport->cmd_addr + ATA_REG_CMD; }
-int -sata_devchk (struct sata_ioports *ioaddr, int dev) +int sata_devchk(struct sata_ioports *ioaddr, int dev) { u8 nsect, lbal;
- dev_select (ioaddr, dev); + dev_select(ioaddr, dev);
- sata_outb (0x55, ioaddr->nsect_addr); - sata_outb (0xaa, ioaddr->lbal_addr); + sata_outb(0x55, ioaddr->nsect_addr); + sata_outb(0xaa, ioaddr->lbal_addr);
- sata_outb (0xaa, ioaddr->nsect_addr); - sata_outb (0x55, ioaddr->lbal_addr); + sata_outb(0xaa, ioaddr->nsect_addr); + sata_outb(0x55, ioaddr->lbal_addr);
- sata_outb (0x55, ioaddr->nsect_addr); - sata_outb (0xaa, ioaddr->lbal_addr); + sata_outb(0x55, ioaddr->nsect_addr); + sata_outb(0xaa, ioaddr->lbal_addr);
- nsect = sata_inb (ioaddr->nsect_addr); - lbal = sata_inb (ioaddr->lbal_addr); + nsect = sata_inb(ioaddr->nsect_addr); + lbal = sata_inb(ioaddr->lbal_addr);
if ((nsect == 0x55) && (lbal == 0xaa)) return 1; /* we found a device */ @@ -498,8 +484,7 @@ sata_devchk (struct sata_ioports *ioaddr, int dev) return 0; /* nothing found */ }
-void -dev_select (struct sata_ioports *ioaddr, int dev) +void dev_select(struct sata_ioports *ioaddr, int dev) { u8 tmp = 0;
@@ -508,42 +493,31 @@ dev_select (struct sata_ioports *ioaddr, int dev) else tmp = ATA_DEVICE_OBS | ATA_DEV1;
- sata_outb (tmp, ioaddr->device_addr); - sata_inb (ioaddr->altstatus_addr); - udelay (5); + sata_outb(tmp, ioaddr->device_addr); + sata_inb(ioaddr->altstatus_addr); + udelay(5); }
-u8 -sata_busy_wait (struct sata_ioports *ioaddr, int bits, unsigned int max) +u8 sata_busy_wait(struct sata_ioports *ioaddr, int bits, unsigned int max) { u8 status;
do { - udelay (1000); - status = sata_chk_status (ioaddr); + udelay(1000); + status = sata_chk_status(ioaddr); max--; } while ((status & bits) && (max > 0));
return status; }
-u8 -sata_chk_status (struct sata_ioports * ioaddr) +u8 sata_chk_status(struct sata_ioports *ioaddr) { - return sata_inb (ioaddr->status_addr); + return sata_inb(ioaddr->status_addr); }
-void -msleep (int count) -{ - int i; - - for (i = 0; i < count; i++) - udelay (1000); -}
-ulong -sata_read (int device, ulong blknr,lbaint_t blkcnt, void * buff) +ulong sata_read(int device, ulong blknr, lbaint_t blkcnt, void *buff) { ulong n = 0, *buffer = (ulong *)buff; u8 dev = 0, num = 0, mask = 0, status = 0; @@ -553,16 +527,16 @@ sata_read (int device, ulong blknr,lbaint_t blkcnt, void * buff)
if (blknr & 0x0000fffff0000000) { if (!sata_dev_desc[devno].lba48) { - printf ("Drive doesn't support 48-bit addressing\n"); + printf("Drive doesn't support 48-bit addressing\n"); return 0; } /* more than 28 bits used, use 48bit mode */ lba48 = 1; } #endif - /*Port Number */ + /* Port Number */ num = device / CONFIG_SYS_SATA_DEVS_PER_BUS; - /*dev on the port */ + /* dev on the port */ if (device >= CONFIG_SYS_SATA_DEVS_PER_BUS) dev = device - CONFIG_SYS_SATA_DEVS_PER_BUS; else @@ -574,73 +548,73 @@ sata_read (int device, ulong blknr,lbaint_t blkcnt, void * buff) mask = 0x02;
if (!(port[num].dev_mask & mask)) { - printf ("dev%d is not present on port#%d\n", dev, num); + printf("dev%d is not present on port#%d\n", dev, num); return 0; }
/* Select device */ - dev_select (&port[num].ioaddr, dev); + dev_select(&port[num].ioaddr, dev);
- status = sata_busy_wait (&port[num].ioaddr, ATA_BUSY, 500); + status = sata_busy_wait(&port[num].ioaddr, ATA_BUSY, 500); if (status & ATA_BUSY) { - printf ("ata%u failed to respond\n", port[num].port_no); + printf("ata%u failed to respond\n", port[num].port_no); return n; } while (blkcnt-- > 0) { - status = sata_busy_wait (&port[num].ioaddr, ATA_BUSY, 500); + status = sata_busy_wait(&port[num].ioaddr, ATA_BUSY, 500); if (status & ATA_BUSY) { - printf ("ata%u failed to respond\n", 0); + printf("ata%u failed to respond\n", 0); return n; } #ifdef CONFIG_LBA48 if (lba48) { /* write high bits */ - sata_outb (0, port[num].ioaddr.nsect_addr); - sata_outb ((blknr >> 24) & 0xFF, + sata_outb(0, port[num].ioaddr.nsect_addr); + sata_outb((blknr >> 24) & 0xFF, port[num].ioaddr.lbal_addr); - sata_outb ((blknr >> 32) & 0xFF, + sata_outb((blknr >> 32) & 0xFF, port[num].ioaddr.lbam_addr); - sata_outb ((blknr >> 40) & 0xFF, + sata_outb((blknr >> 40) & 0xFF, port[num].ioaddr.lbah_addr); } #endif - sata_outb (1, port[num].ioaddr.nsect_addr); - sata_outb (((blknr) >> 0) & 0xFF, + sata_outb(1, port[num].ioaddr.nsect_addr); + sata_outb(((blknr) >> 0) & 0xFF, port[num].ioaddr.lbal_addr); - sata_outb ((blknr >> 8) & 0xFF, port[num].ioaddr.lbam_addr); - sata_outb ((blknr >> 16) & 0xFF, port[num].ioaddr.lbah_addr); + sata_outb((blknr >> 8) & 0xFF, port[num].ioaddr.lbam_addr); + sata_outb((blknr >> 16) & 0xFF, port[num].ioaddr.lbah_addr);
#ifdef CONFIG_LBA48 if (lba48) { - sata_outb (ATA_LBA, port[num].ioaddr.device_addr); - sata_outb (ATA_CMD_READ_EXT, + sata_outb(ATA_LBA, port[num].ioaddr.device_addr); + sata_outb(ATA_CMD_READ_EXT, port[num].ioaddr.command_addr); } else #endif { - sata_outb (ATA_LBA | ((blknr >> 24) & 0xF), + sata_outb(ATA_LBA | ((blknr >> 24) & 0xF), port[num].ioaddr.device_addr); - sata_outb (ATA_CMD_READ, + sata_outb(ATA_CMD_READ, port[num].ioaddr.command_addr); }
- msleep (50); - /*may take up to 4 sec */ - status = sata_busy_wait (&port[num].ioaddr, ATA_BUSY, 4000); + mdelay(50); + /* may take up to 4 sec */ + status = sata_busy_wait(&port[num].ioaddr, ATA_BUSY, 4000);
if ((status & (ATA_STAT_DRQ | ATA_STAT_BUSY | ATA_STAT_ERR)) != ATA_STAT_DRQ) { u8 err = 0;
- printf ("Error no DRQ dev %d blk %ld: sts 0x%02x\n", + printf("Error no DRQ dev %d blk %ld: sts 0x%02x\n", device, (ulong) blknr, status); - err = sata_inb (port[num].ioaddr.error_addr); - printf ("Error reg = 0x%x\n", err); - return (n); + err = sata_inb(port[num].ioaddr.error_addr); + printf("Error reg = 0x%x\n", err); + return n; } - input_data (&port[num].ioaddr, buffer, ATA_SECTORWORDS); - sata_inb (port[num].ioaddr.altstatus_addr); - udelay (50); + input_data(&port[num].ioaddr, buffer, ATA_SECTORWORDS); + sata_inb(port[num].ioaddr.altstatus_addr); + udelay(50);
++n; ++blknr; @@ -649,8 +623,7 @@ sata_read (int device, ulong blknr,lbaint_t blkcnt, void * buff) return n; }
-ulong -sata_write (int device, ulong blknr,lbaint_t blkcnt, void * buff) +ulong sata_write(int device, ulong blknr, lbaint_t blkcnt, void *buff) { ulong n = 0, *buffer = (ulong *)buff; unsigned char status = 0, num = 0, dev = 0, mask = 0; @@ -660,16 +633,16 @@ sata_write (int device, ulong blknr,lbaint_t blkcnt, void * buff)
if (blknr & 0x0000fffff0000000) { if (!sata_dev_desc[devno].lba48) { - printf ("Drive doesn't support 48-bit addressing\n"); + printf("Drive doesn't support 48-bit addressing\n"); return 0; } /* more than 28 bits used, use 48bit mode */ lba48 = 1; } #endif - /*Port Number */ + /* Port Number */ num = device / CONFIG_SYS_SATA_DEVS_PER_BUS; - /*dev on the Port */ + /* dev on the Port */ if (device >= CONFIG_SYS_SATA_DEVS_PER_BUS) dev = device - CONFIG_SYS_SATA_DEVS_PER_BUS; else @@ -681,64 +654,64 @@ sata_write (int device, ulong blknr,lbaint_t blkcnt, void * buff) mask = 0x02;
/* Select device */ - dev_select (&port[num].ioaddr, dev); + dev_select(&port[num].ioaddr, dev);
- status = sata_busy_wait (&port[num].ioaddr, ATA_BUSY, 500); + status = sata_busy_wait(&port[num].ioaddr, ATA_BUSY, 500); if (status & ATA_BUSY) { - printf ("ata%u failed to respond\n", port[num].port_no); + printf("ata%u failed to respond\n", port[num].port_no); return n; }
while (blkcnt-- > 0) { - status = sata_busy_wait (&port[num].ioaddr, ATA_BUSY, 500); + status = sata_busy_wait(&port[num].ioaddr, ATA_BUSY, 500); if (status & ATA_BUSY) { - printf ("ata%u failed to respond\n", + printf("ata%u failed to respond\n", port[num].port_no); return n; } #ifdef CONFIG_LBA48 if (lba48) { /* write high bits */ - sata_outb (0, port[num].ioaddr.nsect_addr); - sata_outb ((blknr >> 24) & 0xFF, + sata_outb(0, port[num].ioaddr.nsect_addr); + sata_outb((blknr >> 24) & 0xFF, port[num].ioaddr.lbal_addr); - sata_outb ((blknr >> 32) & 0xFF, + sata_outb((blknr >> 32) & 0xFF, port[num].ioaddr.lbam_addr); - sata_outb ((blknr >> 40) & 0xFF, + sata_outb((blknr >> 40) & 0xFF, port[num].ioaddr.lbah_addr); } #endif - sata_outb (1, port[num].ioaddr.nsect_addr); - sata_outb ((blknr >> 0) & 0xFF, port[num].ioaddr.lbal_addr); - sata_outb ((blknr >> 8) & 0xFF, port[num].ioaddr.lbam_addr); - sata_outb ((blknr >> 16) & 0xFF, port[num].ioaddr.lbah_addr); + sata_outb(1, port[num].ioaddr.nsect_addr); + sata_outb((blknr >> 0) & 0xFF, port[num].ioaddr.lbal_addr); + sata_outb((blknr >> 8) & 0xFF, port[num].ioaddr.lbam_addr); + sata_outb((blknr >> 16) & 0xFF, port[num].ioaddr.lbah_addr); #ifdef CONFIG_LBA48 if (lba48) { - sata_outb (ATA_LBA, port[num].ioaddr.device_addr); - sata_outb (ATA_CMD_WRITE_EXT, + sata_outb(ATA_LBA, port[num].ioaddr.device_addr); + sata_outb(ATA_CMD_WRITE_EXT, port[num].ioaddr.command_addr); } else #endif { - sata_outb (ATA_LBA | ((blknr >> 24) & 0xF), + sata_outb(ATA_LBA | ((blknr >> 24) & 0xF), port[num].ioaddr.device_addr); - sata_outb (ATA_CMD_WRITE, + sata_outb(ATA_CMD_WRITE, port[num].ioaddr.command_addr); }
- msleep (50); - /*may take up to 4 sec */ - status = sata_busy_wait (&port[num].ioaddr, ATA_BUSY, 4000); + mdelay(50); + /* may take up to 4 sec */ + status = sata_busy_wait(&port[num].ioaddr, ATA_BUSY, 4000); if ((status & (ATA_STAT_DRQ | ATA_STAT_BUSY | ATA_STAT_ERR)) != ATA_STAT_DRQ) { - printf ("Error no DRQ dev %d blk %ld: sts 0x%02x\n", + printf("Error no DRQ dev %d blk %ld: sts 0x%02x\n", device, (ulong) blknr, status); - return (n); + return n; }
- output_data (&port[num].ioaddr, buffer, ATA_SECTORWORDS); - sata_inb (port[num].ioaddr.altstatus_addr); - udelay (50); + output_data(&port[num].ioaddr, buffer, ATA_SECTORWORDS); + sata_inb(port[num].ioaddr.altstatus_addr); + udelay(50);
++n; ++blknr; diff --git a/drivers/block/ata_piix.h b/drivers/block/ata_piix.h index 9157cf8..c60d035 100644 --- a/drivers/block/ata_piix.h +++ b/drivers/block/ata_piix.h @@ -1,12 +1,6 @@ #ifndef __ATA_PIIX_H__ #define __ATA_PIIX_H__
-#if (DEBUG_SATA) -#define PRINTF(fmt,args...) printf (fmt ,##args) -#else -#define PRINTF(fmt,args...) -#endif - struct sata_ioports { unsigned long cmd_addr; unsigned long data_addr; @@ -36,45 +30,43 @@ struct sata_port { };
/***********SATA LIBRARY SPECIFIC DEFINITIONS AND DECLARATIONS**************/ -#ifdef SATA_DECL /*SATA library specific declarations */ -inline void -ata_dump_id (u16 * id) +#ifdef SATA_DECL /* SATA library specific declarations */ +inline void ata_dump_id(u16 *id) { - PRINTF ("49 = 0x%04x " + debug("49 = 0x%04x " "53 = 0x%04x " "63 = 0x%04x " "64 = 0x%04x " - "75 = 0x%04x \n", id[49], id[53], id[63], id[64], id[75]); - PRINTF ("80 = 0x%04x " + "75 = 0x%04x\n", id[49], id[53], id[63], id[64], id[75]); + debug("80 = 0x%04x " "81 = 0x%04x " "82 = 0x%04x " "83 = 0x%04x " - "84 = 0x%04x \n", id[80], id[81], id[82], id[83], id[84]); - PRINTF ("88 = 0x%04x " "93 = 0x%04x\n", id[88], id[93]); + "84 = 0x%04x\n", id[80], id[81], id[82], id[83], id[84]); + debug("88 = 0x%04x " "93 = 0x%04x\n", id[88], id[93]); } #endif
#ifdef SATA_DECL /*SATA library specific declarations */ -int sata_bus_softreset (int num); -void sata_identify (int num, int dev); -void sata_port (struct sata_ioports *ioport); -void set_Feature_cmd (int num, int dev); -int sata_devchk (struct sata_ioports *ioaddr, int dev); -void dev_select (struct sata_ioports *ioaddr, int dev); -u8 sata_busy_wait (struct sata_ioports *ioaddr, int bits, unsigned int max); -u8 sata_chk_status (struct sata_ioports *ioaddr); -ulong sata_read (int device, ulong blknr,lbaint_t blkcnt, void * buffer); -ulong sata_write (int device,ulong blknr, lbaint_t blkcnt, void * buffer); -void msleep (int count); +int sata_bus_softreset(int num); +void sata_identify(int num, int dev); +void sata_port(struct sata_ioports *ioport); +void set_Feature_cmd(int num, int dev); +int sata_devchk(struct sata_ioports *ioaddr, int dev); +void dev_select(struct sata_ioports *ioaddr, int dev); +u8 sata_busy_wait(struct sata_ioports *ioaddr, int bits, unsigned int max); +u8 sata_chk_status(struct sata_ioports *ioaddr); +ulong sata_read(int device, ulong blknr,lbaint_t blkcnt, void *buffer); +ulong sata_write(int device,ulong blknr, lbaint_t blkcnt, void *buffer); #endif
/************DRIVER SPECIFIC DEFINITIONS AND DECLARATIONS**************/
-#ifdef DRV_DECL /*Driver specific declaration */ -int init_sata (int dev); +#ifdef DRV_DECL /* Driver specific declaration */ +int init_sata(int dev); #endif
-#ifdef DRV_DECL /*Defines Driver Specific variables */ +#ifdef DRV_DECL /* Defines Driver Specific variables */ struct sata_port port[CONFIG_SYS_SATA_MAXBUS]; #endif