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-rw-r--r--drivers/block/ata_piix.c451
-rw-r--r--drivers/block/ata_piix.h48
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
generated by cgit v1.1 at 2024-12-05 01:27:02 +0000