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authorAlbert ARIBAUD <albert.u.boot@aribaud.net>2013-05-11 00:06:03 +0200
committerAlbert ARIBAUD <albert.u.boot@aribaud.net>2013-05-11 00:06:03 +0200
commite825b100d209a9d3c79b2998452cafa94eec986a (patch)
treee1654c4d745839eba8d37f67d15acde79382e23e /common
parentb03b25caea1ff3a501161f5bc1ad5e5b5b124e0c (diff)
parent66a62ce0dc48d2319938c72f34a562f519c5d5c2 (diff)
downloadu-boot-imx-e825b100d209a9d3c79b2998452cafa94eec986a.zip
u-boot-imx-e825b100d209a9d3c79b2998452cafa94eec986a.tar.gz
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Merge branch 'u-boot-pxa/master' into 'u-boot-arm/master'
Diffstat (limited to 'common')
-rw-r--r--common/board_f.c108
-rw-r--r--common/board_r.c8
-rw-r--r--common/cmd_fdt.c87
-rw-r--r--common/cmd_ide.c5
-rw-r--r--common/cmd_nvedit.c102
-rw-r--r--common/cmd_sandbox.c18
-rw-r--r--common/cmd_sata.c1
-rw-r--r--common/cmd_scsi.c4
-rw-r--r--common/cmd_setexpr.c296
-rw-r--r--common/cmd_source.c11
-rw-r--r--common/env_mmc.c132
-rw-r--r--common/flash.c11
-rw-r--r--common/main.c8
-rw-r--r--common/spl/spl.c7
-rw-r--r--common/usb_storage.c1
15 files changed, 689 insertions, 110 deletions
diff --git a/common/board_f.c b/common/board_f.c
index 00ca811..32e59fa 100644
--- a/common/board_f.c
+++ b/common/board_f.c
@@ -31,6 +31,7 @@
#include <version.h>
#include <environment.h>
#include <fdtdec.h>
+#include <fs.h>
#if defined(CONFIG_CMD_IDE)
#include <ide.h>
#endif
@@ -49,9 +50,11 @@
#include <mpc5xxx.h>
#endif
+#include <os.h>
#include <post.h>
#include <spi.h>
#include <watchdog.h>
+#include <asm/errno.h>
#include <asm/io.h>
#ifdef CONFIG_MP
#include <asm/mp.h>
@@ -61,6 +64,9 @@
#include <asm/init_helpers.h>
#include <asm/relocate.h>
#endif
+#ifdef CONFIG_SANDBOX
+#include <asm/state.h>
+#endif
#include <linux/compiler.h>
/*
@@ -155,6 +161,7 @@ static int init_baud_rate(void)
static int display_text_info(void)
{
+#ifndef CONFIG_SANDBOX
ulong bss_start, bss_end;
#ifdef CONFIG_SYS_SYM_OFFSETS
@@ -166,6 +173,7 @@ static int display_text_info(void)
#endif
debug("U-Boot code: %08X -> %08lX BSS: -> %08lX\n",
CONFIG_SYS_TEXT_BASE, bss_start, bss_end);
+#endif
#ifdef CONFIG_MODEM_SUPPORT
debug("Modem Support enabled\n");
@@ -284,6 +292,8 @@ static int setup_mon_len(void)
{
#ifdef CONFIG_SYS_SYM_OFFSETS
gd->mon_len = _bss_end_ofs;
+#elif defined(CONFIG_SANDBOX)
+ gd->mon_len = (ulong)&_end - (ulong)_init;
#else
/* TODO: use (ulong)&__bss_end - (ulong)&__text_start; ? */
gd->mon_len = (ulong)&__bss_end - CONFIG_SYS_MONITOR_BASE;
@@ -296,6 +306,66 @@ __weak int arch_cpu_init(void)
return 0;
}
+#ifdef CONFIG_OF_HOSTFILE
+
+#define CHECK(x) err = (x); if (err) goto failed;
+
+/* Create an empty device tree blob */
+static int make_empty_fdt(void *fdt)
+{
+ int err;
+
+ CHECK(fdt_create(fdt, 256));
+ CHECK(fdt_finish_reservemap(fdt));
+ CHECK(fdt_begin_node(fdt, ""));
+ CHECK(fdt_end_node(fdt));
+ CHECK(fdt_finish(fdt));
+
+ return 0;
+failed:
+ printf("Unable to create empty FDT: %s\n", fdt_strerror(err));
+ return -EACCES;
+}
+
+static int read_fdt_from_file(void)
+{
+ struct sandbox_state *state = state_get_current();
+ void *blob;
+ int size;
+ int err;
+
+ blob = map_sysmem(CONFIG_SYS_FDT_LOAD_ADDR, 0);
+ if (!state->fdt_fname) {
+ err = make_empty_fdt(blob);
+ if (!err)
+ goto done;
+ return err;
+ }
+ err = fs_set_blk_dev("host", NULL, FS_TYPE_SANDBOX);
+ if (err)
+ return err;
+ size = fs_read(state->fdt_fname, CONFIG_SYS_FDT_LOAD_ADDR, 0, 0);
+ if (size < 0)
+ return -EIO;
+
+done:
+ gd->fdt_blob = blob;
+
+ return 0;
+}
+#endif
+
+#ifdef CONFIG_SANDBOX
+static int setup_ram_buf(void)
+{
+ gd->arch.ram_buf = os_malloc(CONFIG_SYS_SDRAM_SIZE);
+ assert(gd->arch.ram_buf);
+ gd->ram_size = CONFIG_SYS_SDRAM_SIZE;
+
+ return 0;
+}
+#endif
+
static int setup_fdt(void)
{
#ifdef CONFIG_OF_EMBED
@@ -308,6 +378,11 @@ static int setup_fdt(void)
# else
gd->fdt_blob = (ulong *)&_end;
# endif
+#elif defined(CONFIG_OF_HOSTFILE)
+ if (read_fdt_from_file()) {
+ puts("Failed to read control FDT\n");
+ return -1;
+ }
#endif
/* Allow the early environment to override the fdt address */
gd->fdt_blob = (void *)getenv_ulong("fdtcontroladdr", 16,
@@ -470,7 +545,7 @@ static int reserve_malloc(void)
static int reserve_board(void)
{
gd->dest_addr_sp -= sizeof(bd_t);
- gd->bd = (bd_t *)gd->dest_addr_sp;
+ gd->bd = (bd_t *)map_sysmem(gd->dest_addr_sp, sizeof(bd_t));
memset(gd->bd, '\0', sizeof(bd_t));
debug("Reserving %zu Bytes for Board Info at: %08lx\n",
sizeof(bd_t), gd->dest_addr_sp);
@@ -489,7 +564,7 @@ static int setup_machine(void)
static int reserve_global_data(void)
{
gd->dest_addr_sp -= sizeof(gd_t);
- gd->new_gd = (gd_t *)gd->dest_addr_sp;
+ gd->new_gd = (gd_t *)map_sysmem(gd->dest_addr_sp, sizeof(gd_t));
debug("Reserving %zu Bytes for Global Data at: %08lx\n",
sizeof(gd_t), gd->dest_addr_sp);
return 0;
@@ -506,9 +581,9 @@ static int reserve_fdt(void)
gd->fdt_size = ALIGN(fdt_totalsize(gd->fdt_blob) + 0x1000, 32);
gd->dest_addr_sp -= gd->fdt_size;
- gd->new_fdt = (void *)gd->dest_addr_sp;
- debug("Reserving %lu Bytes for FDT at: %p\n",
- gd->fdt_size, gd->new_fdt);
+ gd->new_fdt = map_sysmem(gd->dest_addr_sp, gd->fdt_size);
+ debug("Reserving %lu Bytes for FDT at: %08lx\n",
+ gd->fdt_size, gd->dest_addr_sp);
}
return 0;
@@ -709,8 +784,9 @@ static int setup_reloc(void)
memcpy(gd->new_gd, (char *)gd, sizeof(gd_t));
debug("Relocation Offset is: %08lx\n", gd->reloc_off);
- debug("Relocating to %08lx, new gd at %p, sp at %08lx\n",
- gd->dest_addr, gd->new_gd, gd->dest_addr_sp);
+ debug("Relocating to %08lx, new gd at %08lx, sp at %08lx\n",
+ gd->dest_addr, (ulong)map_to_sysmem(gd->new_gd),
+ gd->dest_addr_sp);
return 0;
}
@@ -736,6 +812,8 @@ static int jump_to_copy(void)
* (CPU cache)
*/
board_init_f_r_trampoline(gd->start_addr_sp);
+#elif defined(CONFIG_SANDBOX)
+ board_init_r(gd->new_gd, 0);
#else
relocate_code(gd->dest_addr_sp, gd->new_gd, gd->dest_addr);
#endif
@@ -758,6 +836,9 @@ static init_fnc_t init_sequence_f[] = {
!defined(CONFIG_MPC86xx) && !defined(CONFIG_X86)
zero_global_data,
#endif
+#ifdef CONFIG_SANDBOX
+ setup_ram_buf,
+#endif
setup_fdt,
setup_mon_len,
#if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx)
@@ -816,8 +897,11 @@ static init_fnc_t init_sequence_f[] = {
init_baud_rate, /* initialze baudrate settings */
serial_init, /* serial communications setup */
console_init_f, /* stage 1 init of console */
-#if defined(CONFIG_X86) && defined(CONFIG_OF_CONTROL)
- prepare_fdt, /* TODO(sjg@chromium.org): remove */
+#ifdef CONFIG_SANDBOX
+ sandbox_early_getopt_check,
+#endif
+#ifdef CONFIG_OF_CONTROL
+ fdtdec_prepare_fdt,
#endif
display_options, /* say that we are here */
display_text_info, /* show debugging info if required */
@@ -1003,9 +1087,3 @@ void board_init_f_r(void)
hang();
}
#endif /* CONFIG_X86 */
-
-void hang(void)
-{
- puts("### ERROR ### Please RESET the board ###\n");
- for (;;);
-}
diff --git a/common/board_r.c b/common/board_r.c
index 2b17fa6..f801e41 100644
--- a/common/board_r.c
+++ b/common/board_r.c
@@ -136,7 +136,7 @@ static int initr_reloc_global_data(void)
{
#ifdef CONFIG_SYS_SYM_OFFSETS
monitor_flash_len = _end_ofs;
-#else
+#elif !defined(CONFIG_SANDBOX)
monitor_flash_len = (ulong)&__init_end - gd->dest_addr;
#endif
#if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx)
@@ -264,7 +264,8 @@ static int initr_malloc(void)
/* The malloc area is immediately below the monitor copy in DRAM */
malloc_start = gd->dest_addr - TOTAL_MALLOC_LEN;
- mem_malloc_init(malloc_start, TOTAL_MALLOC_LEN);
+ mem_malloc_init((ulong)map_sysmem(malloc_start, TOTAL_MALLOC_LEN),
+ TOTAL_MALLOC_LEN);
return 0;
}
@@ -691,6 +692,9 @@ static int initr_modem(void)
static int run_main_loop(void)
{
+#ifdef CONFIG_SANDBOX
+ sandbox_main_loop_init();
+#endif
/* main_loop() can return to retry autoboot, if so just run it again */
for (;;)
main_loop();
diff --git a/common/cmd_fdt.c b/common/cmd_fdt.c
index ac77a08..edefd77 100644
--- a/common/cmd_fdt.c
+++ b/common/cmd_fdt.c
@@ -31,6 +31,7 @@
#include <asm/global_data.h>
#include <libfdt.h>
#include <fdt_support.h>
+#include <asm/io.h>
#define MAX_LEVEL 32 /* how deeply nested we will go */
#define SCRATCHPAD 1024 /* bytes of scratchpad memory */
@@ -43,7 +44,7 @@
*/
DECLARE_GLOBAL_DATA_PTR;
-static int fdt_valid(void);
+static int fdt_valid(struct fdt_header **blobp);
static int fdt_parse_prop(char *const*newval, int count, char *data, int *len);
static int fdt_print(const char *pathp, char *prop, int depth);
static int is_printable_string(const void *data, int len);
@@ -55,7 +56,10 @@ struct fdt_header *working_fdt;
void set_working_fdt_addr(void *addr)
{
- working_fdt = addr;
+ void *buf;
+
+ buf = map_sysmem((ulong)addr, 0);
+ working_fdt = buf;
setenv_addr("fdtaddr", addr);
}
@@ -100,40 +104,59 @@ static int do_fdt(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
*/
if (argv[1][0] == 'a') {
unsigned long addr;
+ int control = 0;
+ struct fdt_header *blob;
/*
* Set the address [and length] of the fdt.
*/
- if (argc == 2) {
- if (!fdt_valid()) {
+ argc -= 2;
+ argv += 2;
+/* Temporary #ifdef - some archs don't have fdt_blob yet */
+#ifdef CONFIG_OF_CONTROL
+ if (argc && !strcmp(*argv, "-c")) {
+ control = 1;
+ argc--;
+ argv++;
+ }
+#endif
+ if (argc == 0) {
+ if (control)
+ blob = (struct fdt_header *)gd->fdt_blob;
+ else
+ blob = working_fdt;
+ if (!blob || !fdt_valid(&blob))
return 1;
- }
- printf("The address of the fdt is %p\n", working_fdt);
+ printf("The address of the fdt is %#08lx\n",
+ control ? (ulong)blob :
+ getenv_hex("fdtaddr", 0));
return 0;
}
- addr = simple_strtoul(argv[2], NULL, 16);
- set_working_fdt_addr((void *)addr);
-
- if (!fdt_valid()) {
+ addr = simple_strtoul(argv[0], NULL, 16);
+ blob = map_sysmem(addr, 0);
+ if (!fdt_valid(&blob))
return 1;
- }
+ if (control)
+ gd->fdt_blob = blob;
+ else
+ set_working_fdt_addr(blob);
- if (argc >= 4) {
+ if (argc >= 2) {
int len;
int err;
/*
* Optional new length
*/
- len = simple_strtoul(argv[3], NULL, 16);
- if (len < fdt_totalsize(working_fdt)) {
+ len = simple_strtoul(argv[1], NULL, 16);
+ if (len < fdt_totalsize(blob)) {
printf ("New length %d < existing length %d, "
"ignoring.\n",
- len, fdt_totalsize(working_fdt));
+ len, fdt_totalsize(blob));
} else {
/*
* Open in place with a new length.
*/
- err = fdt_open_into(working_fdt, working_fdt, len);
+ err = fdt_open_into(blob, blob, len);
if (err != 0) {
printf ("libfdt fdt_open_into(): %s\n",
fdt_strerror(err));
@@ -167,9 +190,8 @@ static int do_fdt(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
* Set the address and length of the fdt.
*/
working_fdt = (struct fdt_header *)simple_strtoul(argv[2], NULL, 16);
- if (!fdt_valid()) {
+ if (!fdt_valid(&working_fdt))
return 1;
- }
newaddr = (struct fdt_header *)simple_strtoul(argv[3],NULL,16);
@@ -592,16 +614,23 @@ static int do_fdt(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
/****************************************************************************/
-static int fdt_valid(void)
+/**
+ * fdt_valid() - Check if an FDT is valid. If not, change it to NULL
+ *
+ * @blobp: Pointer to FDT pointer
+ * @return 1 if OK, 0 if bad (in which case *blobp is set to NULL)
+ */
+static int fdt_valid(struct fdt_header **blobp)
{
- int err;
+ const void *blob = *blobp;
+ int err;
- if (working_fdt == NULL) {
+ if (blob == NULL) {
printf ("The address of the fdt is invalid (NULL).\n");
return 0;
}
- err = fdt_check_header(working_fdt);
+ err = fdt_check_header(blob);
if (err == 0)
return 1; /* valid */
@@ -611,23 +640,21 @@ static int fdt_valid(void)
* Be more informative on bad version.
*/
if (err == -FDT_ERR_BADVERSION) {
- if (fdt_version(working_fdt) <
+ if (fdt_version(blob) <
FDT_FIRST_SUPPORTED_VERSION) {
printf (" - too old, fdt %d < %d",
- fdt_version(working_fdt),
+ fdt_version(blob),
FDT_FIRST_SUPPORTED_VERSION);
- working_fdt = NULL;
}
- if (fdt_last_comp_version(working_fdt) >
+ if (fdt_last_comp_version(blob) >
FDT_LAST_SUPPORTED_VERSION) {
printf (" - too new, fdt %d > %d",
- fdt_version(working_fdt),
+ fdt_version(blob),
FDT_LAST_SUPPORTED_VERSION);
- working_fdt = NULL;
}
- return 0;
}
printf("\n");
+ *blobp = NULL;
return 0;
}
return 1;
@@ -958,7 +985,7 @@ static int fdt_print(const char *pathp, char *prop, int depth)
/********************************************************************/
#ifdef CONFIG_SYS_LONGHELP
static char fdt_help_text[] =
- "addr <addr> [<length>] - Set the fdt location to <addr>\n"
+ "addr [-c] <addr> [<length>] - Set the [control] fdt location to <addr>\n"
#ifdef CONFIG_OF_BOARD_SETUP
"fdt boardsetup - Do board-specific set up\n"
#endif
diff --git a/common/cmd_ide.c b/common/cmd_ide.c
index 0105bdb..78b4aa7 100644
--- a/common/cmd_ide.c
+++ b/common/cmd_ide.c
@@ -455,6 +455,8 @@ void ide_init(void)
ide_dev_desc[i].dev = i;
ide_dev_desc[i].part_type = PART_TYPE_UNKNOWN;
ide_dev_desc[i].blksz = 0;
+ ide_dev_desc[i].log2blksz =
+ LOG2_INVALID(typeof(ide_dev_desc[i].log2blksz));
ide_dev_desc[i].lba = 0;
ide_dev_desc[i].block_read = ide_read;
ide_dev_desc[i].block_write = ide_write;
@@ -806,6 +808,7 @@ static void ide_ident(block_dev_desc_t *dev_desc)
/* assuming HD */
dev_desc->type = DEV_TYPE_HARDDISK;
dev_desc->blksz = ATA_BLOCKSIZE;
+ dev_desc->log2blksz = LOG2(dev_desc->blksz);
dev_desc->lun = 0; /* just to fill something in... */
#if 0 /* only used to test the powersaving mode,
@@ -1448,6 +1451,7 @@ static void atapi_inquiry(block_dev_desc_t *dev_desc)
dev_desc->lun = 0;
dev_desc->lba = 0;
dev_desc->blksz = 0;
+ dev_desc->log2blksz = LOG2_INVALID(typeof(dev_desc->log2blksz));
dev_desc->type = iobuf[0] & 0x1f;
if ((iobuf[1] & 0x80) == 0x80)
@@ -1492,6 +1496,7 @@ static void atapi_inquiry(block_dev_desc_t *dev_desc)
dev_desc->blksz = ((unsigned long) iobuf[4] << 24) +
((unsigned long) iobuf[5] << 16) +
((unsigned long) iobuf[6] << 8) + ((unsigned long) iobuf[7]);
+ dev_desc->log2blksz = LOG2(dev_desc->blksz);
#ifdef CONFIG_LBA48
/* ATAPI devices cannot use 48bit addressing (ATA/ATAPI v7) */
dev_desc->lba48 = 0;
diff --git a/common/cmd_nvedit.c b/common/cmd_nvedit.c
index 68b0f4f..f8dc38e 100644
--- a/common/cmd_nvedit.c
+++ b/common/cmd_nvedit.c
@@ -1,5 +1,5 @@
/*
- * (C) Copyright 2000-2010
+ * (C) Copyright 2000-2013
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* (C) Copyright 2001 Sysgo Real-Time Solutions, GmbH <www.elinos.com>
@@ -164,31 +164,57 @@ static int do_env_print(cmd_tbl_t *cmdtp, int flag, int argc,
static int do_env_grep(cmd_tbl_t *cmdtp, int flag,
int argc, char * const argv[])
{
- ENTRY *match;
- unsigned char matched[env_htab.size / 8];
- int rcode = 1, arg = 1, idx;
+ char *res = NULL;
+ int len, grep_how, grep_what;
if (argc < 2)
return CMD_RET_USAGE;
- memset(matched, 0, env_htab.size / 8);
+ grep_how = H_MATCH_SUBSTR; /* default: substring search */
+ grep_what = H_MATCH_BOTH; /* default: grep names and values */
- while (arg <= argc) {
- idx = 0;
- while ((idx = hstrstr_r(argv[arg], idx, &match, &env_htab))) {
- if (!(matched[idx / 8] & (1 << (idx & 7)))) {
- puts(match->key);
- puts("=");
- puts(match->data);
- puts("\n");
+ while (argc > 1 && **(argv + 1) == '-') {
+ char *arg = *++argv;
+
+ --argc;
+ while (*++arg) {
+ switch (*arg) {
+#ifdef CONFIG_REGEX
+ case 'e': /* use regex matching */
+ grep_how = H_MATCH_REGEX;
+ break;
+#endif
+ case 'n': /* grep for name */
+ grep_what = H_MATCH_KEY;
+ break;
+ case 'v': /* grep for value */
+ grep_what = H_MATCH_DATA;
+ break;
+ case 'b': /* grep for both */
+ grep_what = H_MATCH_BOTH;
+ break;
+ case '-':
+ goto DONE;
+ default:
+ return CMD_RET_USAGE;
}
- matched[idx / 8] |= 1 << (idx & 7);
- rcode = 0;
}
- arg++;
}
- return rcode;
+DONE:
+ len = hexport_r(&env_htab, '\n',
+ flag | grep_what | grep_how,
+ &res, 0, argc, argv);
+
+ if (len > 0) {
+ puts(res);
+ free(res);
+ }
+
+ if (len < 2)
+ return 1;
+
+ return 0;
}
#endif
#endif /* CONFIG_SPL_BUILD */
@@ -315,6 +341,21 @@ int setenv_hex(const char *varname, ulong value)
return setenv(varname, str);
}
+ulong getenv_hex(const char *varname, ulong default_val)
+{
+ const char *s;
+ ulong value;
+ char *endp;
+
+ s = getenv(varname);
+ if (s)
+ value = simple_strtoul(s, &endp, 16);
+ if (!s || endp == s)
+ return default_val;
+
+ return value;
+}
+
#ifndef CONFIG_SPL_BUILD
static int do_env_set(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
@@ -877,7 +918,9 @@ NXTARG: ;
argv++;
if (sep) { /* export as text file */
- len = hexport_r(&env_htab, sep, 0, &addr, size, argc, argv);
+ len = hexport_r(&env_htab, sep,
+ H_MATCH_KEY | H_MATCH_IDENT,
+ &addr, size, argc, argv);
if (len < 0) {
error("Cannot export environment: errno = %d\n", errno);
return 1;
@@ -895,7 +938,9 @@ NXTARG: ;
else /* export as raw binary data */
res = addr;
- len = hexport_r(&env_htab, '\0', 0, &res, ENV_SIZE, argc, argv);
+ len = hexport_r(&env_htab, '\0',
+ H_MATCH_KEY | H_MATCH_IDENT,
+ &res, ENV_SIZE, argc, argv);
if (len < 0) {
error("Cannot export environment: errno = %d\n", errno);
return 1;
@@ -1114,7 +1159,11 @@ static char env_help_text[] =
"env flags - print variables that have non-default flags\n"
#endif
#if defined(CONFIG_CMD_GREPENV)
- "env grep string [...] - search environment\n"
+#ifdef CONFIG_REGEX
+ "env grep [-e] [-n | -v | -b] string [...] - search environment\n"
+#else
+ "env grep [-n | -v | -b] string [...] - search environment\n"
+#endif
#endif
#if defined(CONFIG_CMD_IMPORTENV)
"env import [-d] [-t | -b | -c] addr [size] - import environment\n"
@@ -1161,8 +1210,17 @@ U_BOOT_CMD_COMPLETE(
U_BOOT_CMD_COMPLETE(
grepenv, CONFIG_SYS_MAXARGS, 0, do_env_grep,
"search environment variables",
- "string ...\n"
- " - list environment name=value pairs matching 'string'",
+#ifdef CONFIG_REGEX
+ "[-e] [-n | -v | -b] string ...\n"
+#else
+ "[-n | -v | -b] string ...\n"
+#endif
+ " - list environment name=value pairs matching 'string'\n"
+#ifdef CONFIG_REGEX
+ " \"-e\": enable regular expressions;\n"
+#endif
+ " \"-n\": search variable names; \"-v\": search values;\n"
+ " \"-b\": search both names and values (default)",
var_complete
);
#endif
diff --git a/common/cmd_sandbox.c b/common/cmd_sandbox.c
index 206a486..a28a844 100644
--- a/common/cmd_sandbox.c
+++ b/common/cmd_sandbox.c
@@ -32,9 +32,16 @@ static int do_sandbox_ls(cmd_tbl_t *cmdtp, int flag, int argc,
return do_ls(cmdtp, flag, argc, argv, FS_TYPE_SANDBOX);
}
+static int do_sandbox_save(cmd_tbl_t *cmdtp, int flag, int argc,
+ char * const argv[])
+{
+ return do_save(cmdtp, flag, argc, argv, FS_TYPE_SANDBOX, 16);
+}
+
static cmd_tbl_t cmd_sandbox_sub[] = {
- U_BOOT_CMD_MKENT(load, 3, 0, do_sandbox_load, "", ""),
+ U_BOOT_CMD_MKENT(load, 7, 0, do_sandbox_load, "", ""),
U_BOOT_CMD_MKENT(ls, 3, 0, do_sandbox_ls, "", ""),
+ U_BOOT_CMD_MKENT(save, 6, 0, do_sandbox_save, "", ""),
};
static int do_sandbox(cmd_tbl_t *cmdtp, int flag, int argc,
@@ -56,8 +63,11 @@ static int do_sandbox(cmd_tbl_t *cmdtp, int flag, int argc,
}
U_BOOT_CMD(
- sb, 6, 1, do_sandbox,
+ sb, 8, 1, do_sandbox,
"Miscellaneous sandbox commands",
- "load host <addr> <filename> [<bytes> <offset>] - load a file from host\n"
- "sb ls host <filename> - save a file to host"
+ "load host <dev> <addr> <filename> [<bytes> <offset>] - "
+ "load a file from host\n"
+ "sb ls host <filename> - list files on host\n"
+ "sb save host <dev> <filename> <addr> <bytes> [<offset>] - "
+ "save a file to host\n"
);
diff --git a/common/cmd_sata.c b/common/cmd_sata.c
index 8d57285..5a57a37 100644
--- a/common/cmd_sata.c
+++ b/common/cmd_sata.c
@@ -44,6 +44,7 @@ int __sata_initialize(void)
sata_dev_desc[i].type = DEV_TYPE_HARDDISK;
sata_dev_desc[i].lba = 0;
sata_dev_desc[i].blksz = 512;
+ sata_dev_desc[i].log2blksz = LOG2(sata_dev_desc[i].blksz);
sata_dev_desc[i].block_read = sata_read;
sata_dev_desc[i].block_write = sata_write;
diff --git a/common/cmd_scsi.c b/common/cmd_scsi.c
index 13b3d99..294d9f5 100644
--- a/common/cmd_scsi.c
+++ b/common/cmd_scsi.c
@@ -106,6 +106,8 @@ void scsi_scan(int mode)
scsi_dev_desc[i].lun=0xff;
scsi_dev_desc[i].lba=0;
scsi_dev_desc[i].blksz=0;
+ scsi_dev_desc[i].log2blksz =
+ LOG2_INVALID(typeof(scsi_dev_desc[i].log2blksz));
scsi_dev_desc[i].type=DEV_TYPE_UNKNOWN;
scsi_dev_desc[i].vendor[0]=0;
scsi_dev_desc[i].product[0]=0;
@@ -166,6 +168,8 @@ void scsi_scan(int mode)
}
scsi_dev_desc[scsi_max_devs].lba=capacity;
scsi_dev_desc[scsi_max_devs].blksz=blksz;
+ scsi_dev_desc[scsi_max_devs].log2blksz =
+ LOG2(scsi_dev_desc[scsi_max_devs].blksz);
scsi_dev_desc[scsi_max_devs].type=perq;
init_part(&scsi_dev_desc[scsi_max_devs]);
removable:
diff --git a/common/cmd_setexpr.c b/common/cmd_setexpr.c
index 7a38e94..93cb255 100644
--- a/common/cmd_setexpr.c
+++ b/common/cmd_setexpr.c
@@ -1,5 +1,6 @@
/*
* Copyright 2008 Freescale Semiconductor, Inc.
+ * Copyright 2013 Wolfgang Denk <wd@denx.de>
*
* See file CREDITS for list of people who contributed to this
* project.
@@ -50,28 +51,295 @@ static ulong get_arg(char *s, int w)
}
}
+#ifdef CONFIG_REGEX
+
+#include <slre.h>
+
+#define SLRE_BUFSZ 16384
+#define SLRE_PATSZ 4096
+
+/*
+ * memstr - Find the first substring in memory
+ * @s1: The string to be searched
+ * @s2: The string to search for
+ *
+ * Similar to and based on strstr(),
+ * but strings do not need to be NUL terminated.
+ */
+static char *memstr(const char *s1, int l1, const char *s2, int l2)
+{
+ if (!l2)
+ return (char *)s1;
+
+ while (l1 >= l2) {
+ l1--;
+ if (!memcmp(s1, s2, l2))
+ return (char *)s1;
+ s1++;
+ }
+ return NULL;
+}
+
+static char *substitute(char *string, /* string buffer */
+ int *slen, /* current string length */
+ int ssize, /* string bufer size */
+ const char *old,/* old (replaced) string */
+ int olen, /* length of old string */
+ const char *new,/* new (replacement) string */
+ int nlen) /* length of new string */
+{
+ char *p = memstr(string, *slen, old, olen);
+
+ if (p == NULL)
+ return NULL;
+
+ debug("## Match at pos %ld: match len %d, subst len %d\n",
+ (long)(p - string), olen, nlen);
+
+ /* make sure replacement matches */
+ if (*slen + nlen - olen > ssize) {
+ printf("## error: substitution buffer overflow\n");
+ return NULL;
+ }
+
+ /* move tail if needed */
+ if (olen != nlen) {
+ int tail, len;
+
+ len = (olen > nlen) ? olen : nlen;
+
+ tail = ssize - (p + len - string);
+
+ debug("## tail len %d\n", tail);
+
+ memmove(p + nlen, p + olen, tail);
+ }
+
+ /* insert substitue */
+ memcpy(p, new, nlen);
+
+ *slen += nlen - olen;
+
+ return p + nlen;
+}
+
+/*
+ * Perform regex operations on a environment variable
+ *
+ * Returns 0 if OK, 1 in case of errors.
+ */
+static int regex_sub(const char *name,
+ const char *r, const char *s, const char *t,
+ int global)
+{
+ struct slre slre;
+ char data[SLRE_BUFSZ];
+ char *datap = data;
+ const char *value;
+ int res, len, nlen, loop;
+
+ if (name == NULL)
+ return 1;
+
+ if (slre_compile(&slre, r) == 0) {
+ printf("Error compiling regex: %s\n", slre.err_str);
+ return 1;
+ }
+
+ if (t == NULL) {
+ value = getenv(name);
+
+ if (value == NULL) {
+ printf("## Error: variable \"%s\" not defined\n", name);
+ return 1;
+ }
+ t = value;
+ }
+
+ debug("REGEX on %s=%s\n", name, t);
+ debug("REGEX=\"%s\", SUBST=\"%s\", GLOBAL=%d\n",
+ r, s ? s : "<NULL>", global);
+
+ len = strlen(t);
+ if (len + 1 > SLRE_BUFSZ) {
+ printf("## error: subst buffer overflow: have %d, need %d\n",
+ SLRE_BUFSZ, len + 1);
+ return 1;
+ }
+
+ strcpy(data, t);
+
+ if (s == NULL)
+ nlen = 0;
+ else
+ nlen = strlen(s);
+
+ for (loop = 0;; loop++) {
+ struct cap caps[slre.num_caps + 2];
+ char nbuf[SLRE_PATSZ];
+ const char *old;
+ char *np;
+ int i, olen;
+
+ (void) memset(caps, 0, sizeof(caps));
+
+ res = slre_match(&slre, datap, len, caps);
+
+ debug("Result: %d\n", res);
+
+ for (i = 0; i < slre.num_caps; i++) {
+ if (caps[i].len > 0) {
+ debug("Substring %d: [%.*s]\n", i,
+ caps[i].len, caps[i].ptr);
+ }
+ }
+
+ if (res == 0) {
+ if (loop == 0) {
+ printf("%s: No match\n", t);
+ return 1;
+ } else {
+ break;
+ }
+ }
+
+ debug("## MATCH ## %s\n", data);
+
+ if (s == NULL) {
+ printf("%s=%s\n", name, t);
+ return 1;
+ }
+
+ old = caps[0].ptr;
+ olen = caps[0].len;
+
+ if (nlen + 1 >= SLRE_PATSZ) {
+ printf("## error: pattern buffer overflow: have %d, need %d\n",
+ SLRE_BUFSZ, nlen + 1);
+ return 1;
+ }
+ strcpy(nbuf, s);
+
+ debug("## SUBST(1) ## %s\n", nbuf);
+
+ /*
+ * Handle back references
+ *
+ * Support for \0 ... \9, where \0 is the
+ * whole matched pattern (similar to &).
+ *
+ * Implementation is a bit simpleminded as
+ * backrefs are substituted sequentially, one
+ * by one. This will lead to somewhat
+ * unexpected results if the replacement
+ * strings contain any \N strings then then
+ * may get substitued, too. We accept this
+ * restriction for the sake of simplicity.
+ */
+ for (i = 0; i < 10; ++i) {
+ char backref[2] = {
+ '\\',
+ '0',
+ };
+
+ if (caps[i].len == 0)
+ break;
+
+ backref[1] += i;
+
+ debug("## BACKREF %d: replace \"%.*s\" by \"%.*s\" in \"%s\"\n",
+ i,
+ 2, backref,
+ caps[i].len, caps[i].ptr,
+ nbuf);
+
+ for (np = nbuf;;) {
+ char *p = memstr(np, nlen, backref, 2);
+
+ if (p == NULL)
+ break;
+
+ np = substitute(np, &nlen,
+ SLRE_PATSZ,
+ backref, 2,
+ caps[i].ptr, caps[i].len);
+
+ if (np == NULL)
+ return 1;
+ }
+ }
+ debug("## SUBST(2) ## %s\n", nbuf);
+
+ datap = substitute(datap, &len, SLRE_BUFSZ,
+ old, olen,
+ nbuf, nlen);
+
+ if (datap == NULL)
+ return 1;
+
+ debug("## REMAINDER: %s\n", datap);
+
+ debug("## RESULT: %s\n", data);
+
+ if (!global)
+ break;
+ }
+ debug("## FINAL (now setenv()) : %s\n", data);
+
+ printf("%s=%s\n", name, data);
+
+ return setenv(name, data);
+}
+#endif
+
static int do_setexpr(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
ulong a, b;
ulong value;
int w;
- /* Validate arguments */
- if (argc != 5 && argc != 3)
- return CMD_RET_USAGE;
- if (argc == 5 && strlen(argv[3]) != 1)
+ /*
+ * We take 3, 5, or 6 arguments:
+ * 3 : setexpr name value
+ * 5 : setexpr name val1 op val2
+ * setexpr name [g]sub r s
+ * 6 : setexpr name [g]sub r s t
+ */
+
+ /* > 6 already tested by max command args */
+ if ((argc < 3) || (argc == 4))
return CMD_RET_USAGE;
w = cmd_get_data_size(argv[0], 4);
a = get_arg(argv[2], w);
+ /* plain assignment: "setexpr name value" */
if (argc == 3) {
setenv_hex(argv[1], a);
-
return 0;
}
+ /* 5 or 6 args (6 args only with [g]sub) */
+#ifdef CONFIG_REGEX
+ /*
+ * rexep handling: "setexpr name [g]sub r s [t]"
+ * with 5 args, "t" will be NULL
+ */
+ if (strcmp(argv[2], "gsub") == 0)
+ return regex_sub(argv[1], argv[3], argv[4], argv[5], 1);
+
+ if (strcmp(argv[2], "sub") == 0)
+ return regex_sub(argv[1], argv[3], argv[4], argv[5], 0);
+#endif
+
+ /* standard operators: "setexpr name val1 op val2" */
+ if (argc != 5)
+ return CMD_RET_USAGE;
+
+ if (strlen(argv[3]) != 1)
+ return CMD_RET_USAGE;
+
b = get_arg(argv[4], w);
switch (argv[3][0]) {
@@ -110,13 +378,23 @@ static int do_setexpr(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
}
U_BOOT_CMD(
- setexpr, 5, 0, do_setexpr,
+ setexpr, 6, 0, do_setexpr,
"set environment variable as the result of eval expression",
"[.b, .w, .l] name [*]value1 <op> [*]value2\n"
" - set environment variable 'name' to the result of the evaluated\n"
- " express specified by <op>. <op> can be &, |, ^, +, -, *, /, %\n"
+ " expression specified by <op>. <op> can be &, |, ^, +, -, *, /, %\n"
" size argument is only meaningful if value1 and/or value2 are\n"
" memory addresses (*)\n"
- "setexpr[.b, .w, .l] name *value\n"
- " - load a memory address into a variable"
+ "setexpr[.b, .w, .l] name [*]value\n"
+ " - load a value into a variable"
+#ifdef CONFIG_REGEX
+ "\n"
+ "setexpr name gsub r s [t]\n"
+ " - For each substring matching the regular expression <r> in the\n"
+ " string <t>, substitute the string <s>. The result is\n"
+ " assigned to <name>. If <t> is not supplied, use the old\n"
+ " value of <name>\n"
+ "setexpr name sub r s [t]\n"
+ " - Just like gsub(), but replace only the first matching substring"
+#endif
);
diff --git a/common/cmd_source.c b/common/cmd_source.c
index 02a862c..f0d7f52 100644
--- a/common/cmd_source.c
+++ b/common/cmd_source.c
@@ -36,6 +36,7 @@
#include <image.h>
#include <malloc.h>
#include <asm/byteorder.h>
+#include <asm/io.h>
#if defined(CONFIG_8xx)
#include <mpc8xx.h>
#endif
@@ -44,9 +45,10 @@ int
source (ulong addr, const char *fit_uname)
{
ulong len;
- image_header_t *hdr;
+ const image_header_t *hdr;
ulong *data;
int verify;
+ void *buf;
#if defined(CONFIG_FIT)
const void* fit_hdr;
int noffset;
@@ -56,9 +58,10 @@ source (ulong addr, const char *fit_uname)
verify = getenv_yesno ("verify");
- switch (genimg_get_format ((void *)addr)) {
+ buf = map_sysmem(addr, 0);
+ switch (genimg_get_format(buf)) {
case IMAGE_FORMAT_LEGACY:
- hdr = (image_header_t *)addr;
+ hdr = buf;
if (!image_check_magic (hdr)) {
puts ("Bad magic number\n");
@@ -104,7 +107,7 @@ source (ulong addr, const char *fit_uname)
return 1;
}
- fit_hdr = (const void *)addr;
+ fit_hdr = buf;
if (!fit_check_format (fit_hdr)) {
puts ("Bad FIT image format\n");
return 1;
diff --git a/common/env_mmc.c b/common/env_mmc.c
index 02bd5ae..9ca098f 100644
--- a/common/env_mmc.c
+++ b/common/env_mmc.c
@@ -32,6 +32,11 @@
#include <search.h>
#include <errno.h>
+#if defined(CONFIG_ENV_SIZE_REDUND) && \
+ (CONFIG_ENV_SIZE_REDUND != CONFIG_ENV_SIZE)
+#error CONFIG_ENV_SIZE_REDUND should be the same as CONFIG_ENV_SIZE
+#endif
+
char *env_name_spec = "MMC";
#ifdef ENV_IS_EMBEDDED
@@ -46,9 +51,13 @@ DECLARE_GLOBAL_DATA_PTR;
#define CONFIG_ENV_OFFSET 0
#endif
-__weak int mmc_get_env_addr(struct mmc *mmc, u32 *env_addr)
+__weak int mmc_get_env_addr(struct mmc *mmc, int copy, u32 *env_addr)
{
*env_addr = CONFIG_ENV_OFFSET;
+#ifdef CONFIG_ENV_OFFSET_REDUND
+ if (copy)
+ *env_addr = CONFIG_ENV_OFFSET_REDUND;
+#endif
return 0;
}
@@ -110,6 +119,10 @@ static inline int write_env(struct mmc *mmc, unsigned long size,
return (n == blk_cnt) ? 0 : -1;
}
+#ifdef CONFIG_ENV_OFFSET_REDUND
+static unsigned char env_flags;
+#endif
+
int saveenv(void)
{
ALLOC_CACHE_ALIGN_BUFFER(env_t, env_new, 1);
@@ -117,16 +130,11 @@ int saveenv(void)
char *res;
struct mmc *mmc = find_mmc_device(CONFIG_SYS_MMC_ENV_DEV);
u32 offset;
- int ret;
+ int ret, copy = 0;
if (init_mmc_for_env(mmc))
return 1;
- if (mmc_get_env_addr(mmc, &offset)) {
- ret = 1;
- goto fini;
- }
-
res = (char *)&env_new->data;
len = hexport_r(&env_htab, '\0', 0, &res, ENV_SIZE, 0, NULL);
if (len < 0) {
@@ -136,7 +144,21 @@ int saveenv(void)
}
env_new->crc = crc32(0, &env_new->data[0], ENV_SIZE);
- printf("Writing to MMC(%d)... ", CONFIG_SYS_MMC_ENV_DEV);
+
+#ifdef CONFIG_ENV_OFFSET_REDUND
+ env_new->flags = ++env_flags; /* increase the serial */
+
+ if (gd->env_valid == 1)
+ copy = 1;
+#endif
+
+ if (mmc_get_env_addr(mmc, copy, &offset)) {
+ ret = 1;
+ goto fini;
+ }
+
+ printf("Writing to %sMMC(%d)... ", copy ? "redundant " : "",
+ CONFIG_SYS_MMC_ENV_DEV);
if (write_env(mmc, CONFIG_ENV_SIZE, offset, (u_char *)env_new)) {
puts("failed\n");
ret = 1;
@@ -146,6 +168,10 @@ int saveenv(void)
puts("done\n");
ret = 0;
+#ifdef CONFIG_ENV_OFFSET_REDUND
+ gd->env_valid = gd->env_valid == 2 ? 1 : 2;
+#endif
+
fini:
fini_mmc_for_env(mmc);
return ret;
@@ -166,6 +192,93 @@ static inline int read_env(struct mmc *mmc, unsigned long size,
return (n == blk_cnt) ? 0 : -1;
}
+#ifdef CONFIG_ENV_OFFSET_REDUND
+void env_relocate_spec(void)
+{
+#if !defined(ENV_IS_EMBEDDED)
+ struct mmc *mmc = find_mmc_device(CONFIG_SYS_MMC_ENV_DEV);
+ u32 offset1, offset2;
+ int read1_fail = 0, read2_fail = 0;
+ int crc1_ok = 0, crc2_ok = 0;
+ env_t *ep, *tmp_env1, *tmp_env2;
+ int ret;
+
+ tmp_env1 = (env_t *)malloc(CONFIG_ENV_SIZE);
+ tmp_env2 = (env_t *)malloc(CONFIG_ENV_SIZE);
+ if (tmp_env1 == NULL || tmp_env2 == NULL) {
+ puts("Can't allocate buffers for environment\n");
+ ret = 1;
+ goto err;
+ }
+
+ if (init_mmc_for_env(mmc)) {
+ ret = 1;
+ goto err;
+ }
+
+ if (mmc_get_env_addr(mmc, 0, &offset1) ||
+ mmc_get_env_addr(mmc, 1, &offset2)) {
+ ret = 1;
+ goto fini;
+ }
+
+ read1_fail = read_env(mmc, CONFIG_ENV_SIZE, offset1, tmp_env1);
+ read2_fail = read_env(mmc, CONFIG_ENV_SIZE, offset2, tmp_env2);
+
+ if (read1_fail && read2_fail)
+ puts("*** Error - No Valid Environment Area found\n");
+ else if (read1_fail || read2_fail)
+ puts("*** Warning - some problems detected "
+ "reading environment; recovered successfully\n");
+
+ crc1_ok = !read1_fail &&
+ (crc32(0, tmp_env1->data, ENV_SIZE) == tmp_env1->crc);
+ crc2_ok = !read2_fail &&
+ (crc32(0, tmp_env2->data, ENV_SIZE) == tmp_env2->crc);
+
+ if (!crc1_ok && !crc2_ok) {
+ ret = 1;
+ goto fini;
+ } else if (crc1_ok && !crc2_ok) {
+ gd->env_valid = 1;
+ } else if (!crc1_ok && crc2_ok) {
+ gd->env_valid = 2;
+ } else {
+ /* both ok - check serial */
+ if (tmp_env1->flags == 255 && tmp_env2->flags == 0)
+ gd->env_valid = 2;
+ else if (tmp_env2->flags == 255 && tmp_env1->flags == 0)
+ gd->env_valid = 1;
+ else if (tmp_env1->flags > tmp_env2->flags)
+ gd->env_valid = 1;
+ else if (tmp_env2->flags > tmp_env1->flags)
+ gd->env_valid = 2;
+ else /* flags are equal - almost impossible */
+ gd->env_valid = 1;
+ }
+
+ free(env_ptr);
+
+ if (gd->env_valid == 1)
+ ep = tmp_env1;
+ else
+ ep = tmp_env2;
+
+ env_flags = ep->flags;
+ env_import((char *)ep, 0);
+ ret = 0;
+
+fini:
+ fini_mmc_for_env(mmc);
+err:
+ if (ret)
+ set_default_env(NULL);
+
+ free(tmp_env1);
+ free(tmp_env2);
+#endif
+}
+#else /* ! CONFIG_ENV_OFFSET_REDUND */
void env_relocate_spec(void)
{
#if !defined(ENV_IS_EMBEDDED)
@@ -179,7 +292,7 @@ void env_relocate_spec(void)
goto err;
}
- if (mmc_get_env_addr(mmc, &offset)) {
+ if (mmc_get_env_addr(mmc, 0, &offset)) {
ret = 1;
goto fini;
}
@@ -199,3 +312,4 @@ err:
set_default_env(NULL);
#endif
}
+#endif /* CONFIG_ENV_OFFSET_REDUND */
diff --git a/common/flash.c b/common/flash.c
index 8244ba2..0c57a3f 100644
--- a/common/flash.c
+++ b/common/flash.c
@@ -149,6 +149,9 @@ flash_write (char *src, ulong addr, ulong cnt)
flash_info_t *info_first = addr2info (addr);
flash_info_t *info_last = addr2info (end );
flash_info_t *info;
+ __maybe_unused char *src_orig = src;
+ __maybe_unused char *addr_orig = (char *)addr;
+ __maybe_unused ulong cnt_orig = cnt;
if (cnt == 0) {
return (ERR_OK);
@@ -185,6 +188,14 @@ flash_write (char *src, ulong addr, ulong cnt)
addr += len;
src += len;
}
+
+#if defined(CONFIG_FLASH_VERIFY)
+ if (memcmp(src_orig, addr_orig, cnt_orig)) {
+ printf("\nVerify failed!\n");
+ return ERR_PROG_ERROR;
+ }
+#endif /* CONFIG_SYS_FLASH_VERIFY_AFTER_WRITE */
+
return (ERR_OK);
#endif /* CONFIG_SPD823TS */
}
diff --git a/common/main.c b/common/main.c
index a15f020..953ef29 100644
--- a/common/main.c
+++ b/common/main.c
@@ -45,10 +45,6 @@
#include <fdtdec.h>
#endif
-#ifdef CONFIG_OF_LIBFDT
-#include <fdt_support.h>
-#endif /* CONFIG_OF_LIBFDT */
-
#include <post.h>
#include <linux/ctype.h>
#include <menu.h>
@@ -376,10 +372,6 @@ void main_loop (void)
bootstage_mark_name(BOOTSTAGE_ID_MAIN_LOOP, "main_loop");
-#if defined CONFIG_OF_CONTROL
- set_working_fdt_addr((void *)gd->fdt_blob);
-#endif /* CONFIG_OF_CONTROL */
-
#ifdef CONFIG_BOOTCOUNT_LIMIT
bootcount = bootcount_load();
bootcount++;
diff --git a/common/spl/spl.c b/common/spl/spl.c
index 6715e0d..7ce2d5f 100644
--- a/common/spl/spl.c
+++ b/common/spl/spl.c
@@ -48,13 +48,6 @@ struct spl_image_info spl_image;
/* Define board data structure */
static bd_t bdata __attribute__ ((section(".data")));
-inline void hang(void)
-{
- puts("### ERROR ### Please RESET the board ###\n");
- for (;;)
- ;
-}
-
/*
* Default function to determine if u-boot or the OS should
* be started. This implementation always returns 1.
diff --git a/common/usb_storage.c b/common/usb_storage.c
index fb322b4..c5db044 100644
--- a/common/usb_storage.c
+++ b/common/usb_storage.c
@@ -1430,6 +1430,7 @@ int usb_stor_get_info(struct usb_device *dev, struct us_data *ss,
*capacity, *blksz);
dev_desc->lba = *capacity;
dev_desc->blksz = *blksz;
+ dev_desc->log2blksz = LOG2(dev_desc->blksz);
dev_desc->type = perq;
USB_STOR_PRINTF(" address %d\n", dev_desc->target);
USB_STOR_PRINTF("partype: %d\n", dev_desc->part_type);