[U-Boot-Users] [PATCH v3 2/10] ata: add the support for SATA framework
Dave Liu
r63238 at freescale.com
Wed Mar 26 10:53:05 CET 2008
- add the SATA framework
- add the SATA command line
Signed-off-by: Dave Liu <daveliu at freescale.com>
---
common/Makefile | 1 +
common/cmd_sata.c | 208 +++++++++++++++++++++++++++++++++++++++++++++++++++++
disk/part.c | 14 ++++
disk/part_dos.c | 2 +
disk/part_iso.c | 2 +
disk/part_mac.c | 1 +
include/part.h | 3 +
7 files changed, 231 insertions(+), 0 deletions(-)
create mode 100644 common/cmd_sata.c
diff --git a/common/Makefile b/common/Makefile
index eda5113..f701509 100644
--- a/common/Makefile
+++ b/common/Makefile
@@ -86,6 +86,7 @@ COBJS-y += cmd_pcmcia.o
COBJS-$(CONFIG_CMD_PORTIO) += cmd_portio.o
COBJS-$(CONFIG_CMD_REGINFO) += cmd_reginfo.o
COBJS-$(CONFIG_CMD_REISER) += cmd_reiser.o
+COBJS-$(CONFIG_CMD_SATA) += cmd_sata.o
COBJS-$(CONFIG_CMD_SCSI) += cmd_scsi.o
COBJS-$(CONFIG_CMD_SETEXPR) += cmd_setexpr.o
COBJS-$(CONFIG_CMD_SPI) += cmd_spi.o
diff --git a/common/cmd_sata.c b/common/cmd_sata.c
new file mode 100644
index 0000000..9c6605a
--- /dev/null
+++ b/common/cmd_sata.c
@@ -0,0 +1,208 @@
+/*
+ * Copyright (C) 2000-2005, DENX Software Engineering
+ * Wolfgang Denk <wd at denx.de>
+ * Copyright (C) Procsys. All rights reserved.
+ * Mushtaq Khan <mushtaq_k at procsys.com>
+ * <mushtaqk_921 at yahoo.co.in>
+ * Copyright (C) 2008 Freescale Semiconductor, Inc.
+ * Dave Liu <daveliu at freescale.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <command.h>
+#include <part.h>
+
+extern int sata_low_level_read(int dev, u32 blknr, u32 blkcnt, void *buffer);
+extern int sata_low_level_write(int dev, u32 blknr, u32 blkcnt, void *buffer);
+extern int sata_low_level_init(int dev);
+extern int sata_low_level_scan(int dev);
+
+int curr_device = -1;
+block_dev_desc_t sata_dev_desc[CFG_SATA_MAX_DEVICE];
+
+static ulong sata_read(int dev, ulong blknr, ulong blkcnt, void *buffer)
+{
+ return sata_low_level_read(dev, blknr, blkcnt, buffer);
+}
+
+static ulong sata_write(int dev, ulong blknr, ulong blkcnt, const void *buffer)
+{
+ return sata_low_level_write(dev, blknr, blkcnt, (void *)buffer);
+}
+
+int sata_init(void)
+{
+ int rc;
+ int i;
+
+ for (i = 0; i < CFG_SATA_MAX_DEVICE; i++) {
+ memset(&sata_dev_desc[i], 0, sizeof(struct block_dev_desc));
+ sata_dev_desc[i].if_type = IF_TYPE_SATA;
+ sata_dev_desc[i].dev = i;
+ sata_dev_desc[i].part_type = PART_TYPE_UNKNOWN;
+ sata_dev_desc[i].type = DEV_TYPE_HARDDISK;
+ sata_dev_desc[i].lba = 0;
+ sata_dev_desc[i].blksz = 512;
+ sata_dev_desc[i].block_read = sata_read;
+ sata_dev_desc[i].block_write = sata_write;
+
+ rc = sata_low_level_init(i);
+ rc = sata_low_level_scan(i);
+ if ((sata_dev_desc[i].lba > 0) && (sata_dev_desc[i].blksz > 0))
+ init_part(&sata_dev_desc[i]);
+ }
+ curr_device = 0;
+ return rc;
+}
+
+block_dev_desc_t *sata_get_dev(int dev)
+{
+ return (dev < CFG_SATA_MAX_DEVICE) ? &sata_dev_desc[dev] : NULL;
+}
+
+int do_sata(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+ int rc = 0;
+
+ switch (argc) {
+ case 0:
+ case 1:
+ printf("Usage:\n%s\n", cmdtp->usage);
+ return 1;
+ case 2:
+ if (strncmp(argv[1],"inf", 3) == 0) {
+ int i;
+ putc('\n');
+ for (i = 0; i < CFG_SATA_MAX_DEVICE; ++i) {
+ if (sata_dev_desc[i].type == DEV_TYPE_UNKNOWN)
+ continue;
+ printf ("SATA device %d: ", i);
+ dev_print(&sata_dev_desc[i]);
+ }
+ return 0;
+ } else if (strncmp(argv[1],"dev", 3) == 0) {
+ if ((curr_device < 0) || (curr_device >= CFG_SATA_MAX_DEVICE)) {
+ puts("\nno SATA devices available\n");
+ return 1;
+ }
+ printf("\nSATA device %d: ", curr_device);
+ dev_print(&sata_dev_desc[curr_device]);
+ return 0;
+ } else if (strncmp(argv[1],"part",4) == 0) {
+ int dev, ok;
+
+ for (ok = 0, dev = 0; dev < CFG_SATA_MAX_DEVICE; ++dev) {
+ if (sata_dev_desc[dev].part_type != PART_TYPE_UNKNOWN) {
+ ++ok;
+ if (dev)
+ putc ('\n');
+ print_part(&sata_dev_desc[dev]);
+ }
+ }
+ if (!ok) {
+ puts("\nno SATA devices available\n");
+ rc ++;
+ }
+ return rc;
+ }
+ printf("Usage:\n%s\n", cmdtp->usage);
+ return 1;
+ case 3:
+ if (strncmp(argv[1], "dev", 3) == 0) {
+ int dev = (int)simple_strtoul(argv[2], NULL, 10);
+
+ printf("\nSATA device %d: ", dev);
+ if (dev >= CFG_SATA_MAX_DEVICE) {
+ puts ("unknown device\n");
+ return 1;
+ }
+ dev_print(&sata_dev_desc[dev]);
+
+ if (sata_dev_desc[dev].type == DEV_TYPE_UNKNOWN)
+ return 1;
+
+ curr_device = dev;
+
+ puts("... is now current device\n");
+
+ return 0;
+ } else if (strncmp(argv[1], "part", 4) == 0) {
+ int dev = (int)simple_strtoul(argv[2], NULL, 10);
+
+ if (sata_dev_desc[dev].part_type != PART_TYPE_UNKNOWN) {
+ print_part(&sata_dev_desc[dev]);
+ } else {
+ printf("\nSATA device %d not available\n", dev);
+ rc = 1;
+ }
+ return rc;
+ }
+ printf ("Usage:\n%s\n", cmdtp->usage);
+ return 1;
+
+ default: /* at least 4 args */
+ if (strcmp(argv[1], "read") == 0) {
+ ulong addr = simple_strtoul(argv[2], NULL, 16);
+ ulong cnt = simple_strtoul(argv[4], NULL, 16);
+ ulong n;
+ lbaint_t blk = simple_strtoul(argv[3], NULL, 16);
+
+ printf("\nSATA read: device %d block # %ld, count %ld ... ",
+ curr_device, blk, cnt);
+
+ n = sata_read(curr_device, blk, cnt, (u32 *)addr);
+
+ /* flush cache after read */
+ flush_cache(addr, cnt * sata_dev_desc[curr_device].blksz);
+
+ printf("%ld blocks read: %s\n",
+ n, (n==cnt) ? "OK" : "ERROR");
+ return (n == cnt) ? 0 : 1;
+ } else if (strcmp(argv[1], "write") == 0) {
+ ulong addr = simple_strtoul(argv[2], NULL, 16);
+ ulong cnt = simple_strtoul(argv[4], NULL, 16);
+ ulong n;
+
+ lbaint_t blk = simple_strtoul(argv[3], NULL, 16);
+
+ printf("\nSATA write: device %d block # %ld, count %ld ... ",
+ curr_device, blk, cnt);
+
+ n = sata_write(curr_device, blk, cnt, (u32 *)addr);
+
+ printf("%ld blocks written: %s\n",
+ n, (n == cnt) ? "OK" : "ERROR");
+ return (n == cnt) ? 0 : 1;
+ } else {
+ printf("Usage:\n%s\n", cmdtp->usage);
+ rc = 1;
+ }
+
+ return rc;
+ }
+}
+
+U_BOOT_CMD(
+ sata, 5, 1, do_sata,
+ "sata - SATA sub system\n",
+ "sata info - show available SATA devices\n"
+ "sata device [dev] - show or set current device\n"
+ "sata part [dev] - print partition table\n"
+ "sata read addr blk# cnt\n"
+ "sata write addr blk# cnt\n");
+
diff --git a/disk/part.c b/disk/part.c
index 56b9427..3c71208 100644
--- a/disk/part.c
+++ b/disk/part.c
@@ -35,6 +35,7 @@
#endif
#if (defined(CONFIG_CMD_IDE) || \
+ defined(CONFIG_CMD_SATA) || \
defined(CONFIG_CMD_SCSI) || \
defined(CONFIG_CMD_USB) || \
defined(CONFIG_MMC) || \
@@ -49,6 +50,9 @@ static const struct block_drvr block_drvr[] = {
#if defined(CONFIG_CMD_IDE)
{ .name = "ide", .get_dev = ide_get_dev, },
#endif
+#if defined(CONFIG_CMD_SATA)
+ {.name = "sata", .get_dev = sata_get_dev, },
+#endif
#if defined(CONFIG_CMD_SCSI)
{ .name = "scsi", .get_dev = scsi_get_dev, },
#endif
@@ -87,6 +91,7 @@ block_dev_desc_t *get_dev(char* ifname, int dev)
#endif
#if (defined(CONFIG_CMD_IDE) || \
+ defined(CONFIG_CMD_SATA) || \
defined(CONFIG_CMD_SCSI) || \
defined(CONFIG_CMD_USB) || \
defined(CONFIG_MMC) || \
@@ -116,6 +121,12 @@ void dev_print (block_dev_desc_t *dev_desc)
dev_desc->vendor,
dev_desc->revision,
dev_desc->product);
+ }
+ if (dev_desc->if_type==IF_TYPE_SATA) {
+ printf ("Model: %s Firm: %s Ser#: %s\n",
+ dev_desc->vendor,
+ dev_desc->revision,
+ dev_desc->product);
} else {
printf ("Vendor: %s Prod.: %s Rev: %s\n",
dev_desc->vendor,
@@ -177,6 +188,7 @@ void dev_print (block_dev_desc_t *dev_desc)
#endif
#if (defined(CONFIG_CMD_IDE) || \
+ defined(CONFIG_CMD_SATA) || \
defined(CONFIG_CMD_SCSI) || \
defined(CONFIG_CMD_USB) || \
defined(CONFIG_MMC) || \
@@ -271,6 +283,8 @@ static void print_part_header (const char *type, block_dev_desc_t * dev_desc)
switch (dev_desc->if_type) {
case IF_TYPE_IDE: puts ("IDE");
break;
+ case IF_TYPE_SATA: puts ("SATA");
+ break;
case IF_TYPE_SCSI: puts ("SCSI");
break;
case IF_TYPE_ATAPI: puts ("ATAPI");
diff --git a/disk/part_dos.c b/disk/part_dos.c
index 4707f80..4d778ec 100644
--- a/disk/part_dos.c
+++ b/disk/part_dos.c
@@ -36,6 +36,7 @@
#include "part_dos.h"
#if (defined(CONFIG_CMD_IDE) || \
+ defined(CONFIG_CMD_SATA) || \
defined(CONFIG_CMD_SCSI) || \
defined(CONFIG_CMD_USB) || \
defined(CONFIG_MMC) || \
@@ -194,6 +195,7 @@ static int get_partition_info_extended (block_dev_desc_t *dev_desc, int ext_part
info->size = le32_to_int (pt->size4);
switch(dev_desc->if_type) {
case IF_TYPE_IDE:
+ case IF_TYPE_SATA:
case IF_TYPE_ATAPI:
sprintf ((char *)info->name, "hd%c%d\n", 'a' + dev_desc->dev, part_num);
break;
diff --git a/disk/part_iso.c b/disk/part_iso.c
index 06dd75e..4894630 100644
--- a/disk/part_iso.c
+++ b/disk/part_iso.c
@@ -27,6 +27,7 @@
#if (defined(CONFIG_CMD_IDE) || \
defined(CONFIG_CMD_SCSI) || \
+ defined(CONFIG_CMD_SATA) || \
defined(CONFIG_CMD_USB) || \
defined(CONFIG_MMC) || \
defined(CONFIG_SYSTEMACE) ) && defined(CONFIG_ISO_PARTITION)
@@ -157,6 +158,7 @@ int get_partition_info_iso_verb(block_dev_desc_t * dev_desc, int part_num, disk_
sprintf ((char *)info->type, "U-Boot");
switch(dev_desc->if_type) {
case IF_TYPE_IDE:
+ case IF_TYPE_SATA:
case IF_TYPE_ATAPI:
sprintf ((char *)info->name, "hd%c%d\n", 'a' + dev_desc->dev, part_num);
break;
diff --git a/disk/part_mac.c b/disk/part_mac.c
index d303a73..1922fe5 100644
--- a/disk/part_mac.c
+++ b/disk/part_mac.c
@@ -36,6 +36,7 @@
#if (defined(CONFIG_CMD_IDE) || \
defined(CONFIG_CMD_SCSI) || \
+ defined(CONFIG_CMD_SATA) || \
defined(CONFIG_CMD_USB) || \
defined(CONFIG_MMC) || \
defined(CONFIG_SYSTEMACE) ) && defined(CONFIG_MAC_PARTITION)
diff --git a/include/part.h b/include/part.h
index 8407aa0..cb1b758 100644
--- a/include/part.h
+++ b/include/part.h
@@ -49,6 +49,7 @@ typedef struct block_dev_desc {
unsigned long start,
lbaint_t blkcnt,
const void *buffer);
+ void *priv; /* driver private struct pointer */
}block_dev_desc_t;
/* Interface types: */
@@ -60,6 +61,7 @@ typedef struct block_dev_desc {
#define IF_TYPE_DOC 5
#define IF_TYPE_MMC 6
#define IF_TYPE_SD 7
+#define IF_TYPE_SATA 8
/* Part types */
#define PART_TYPE_UNKNOWN 0x00
@@ -92,6 +94,7 @@ typedef struct disk_partition {
/* Misc _get_dev functions */
block_dev_desc_t* get_dev(char* ifname, int dev);
block_dev_desc_t* ide_get_dev(int dev);
+block_dev_desc_t* sata_get_dev(int dev);
block_dev_desc_t* scsi_get_dev(int dev);
block_dev_desc_t* usb_stor_get_dev(int dev);
block_dev_desc_t* mmc_get_dev(int dev);
--
1.5.4.rc4
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