/*
- * (C) Copyright 2000-2002
+ * (C) Copyright 2000-2006
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
#include <environment.h>
#include <asm/byteorder.h>
+#ifdef CONFIG_OF_FLAT_TREE
+#include <ft_build.h>
+#endif
+
+DECLARE_GLOBAL_DATA_PTR;
+
/*cmd_boot.c*/
extern int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
#if (CONFIG_COMMANDS & CFG_CMD_IMLS)
#include <flash.h>
-extern flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */
+extern flash_info_t flash_info[]; /* info for FLASH chips */
static int do_imls (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
#endif
extern void lynxkdi_boot( image_header_t * );
#endif
+#ifndef CFG_BOOTM_LEN
+#define CFG_BOOTM_LEN 0x800000 /* use 8MByte as default max gunzip size */
+#endif
+
image_header_t header;
ulong load_addr = CFG_LOAD_ADDR; /* Default Load Address */
ulong addr;
ulong data, len, checksum;
ulong *len_ptr;
- uint unc_len = 0x400000;
+ uint unc_len = CFG_BOOTM_LEN;
int i, verify;
char *name, *s;
int (*appl)(int, char *[]);
checksum = ntohl(hdr->ih_hcrc);
hdr->ih_hcrc = 0;
- if (crc32 (0, (char *)data, len) != checksum) {
+ if (crc32 (0, (uchar *)data, len) != checksum) {
puts ("Bad Header Checksum\n");
SHOW_BOOT_PROGRESS (-2);
return 1;
}
SHOW_BOOT_PROGRESS (3);
+#ifdef CONFIG_HAS_DATAFLASH
+ if (addr_dataflash(addr)){
+ len = ntohl(hdr->ih_size) + sizeof(image_header_t);
+ read_dataflash(addr, len, (char *)CFG_LOAD_ADDR);
+ addr = CFG_LOAD_ADDR;
+ }
+#endif
+
+
/* for multi-file images we need the data part, too */
print_image_hdr ((image_header_t *)addr);
data = addr + sizeof(image_header_t);
len = ntohl(hdr->ih_size);
-#ifdef CONFIG_HAS_DATAFLASH
- if (addr_dataflash(addr)){
- read_dataflash(data, len, (char *)CFG_LOAD_ADDR);
- data = CFG_LOAD_ADDR;
- }
-#endif
-
if (verify) {
puts (" Verifying Checksum ... ");
- if (crc32 (0, (char *)data, len) != ntohl(hdr->ih_dcrc)) {
+ if (crc32 (0, (uchar *)data, len) != ntohl(hdr->ih_dcrc)) {
printf ("Bad Data CRC\n");
SHOW_BOOT_PROGRESS (-3);
return 1;
if (hdr->ih_arch != IH_CPU_MICROBLAZE)
#elif defined(__nios2__)
if (hdr->ih_arch != IH_CPU_NIOS2)
+#elif defined(__blackfin__)
+ if (hdr->ih_arch != IH_CPU_BLACKFIN)
#else
# error Unknown CPU type
#endif
"[addr [arg ...]]\n - boot application image stored in memory\n"
"\tpassing arguments 'arg ...'; when booting a Linux kernel,\n"
"\t'arg' can be the address of an initrd image\n"
+#ifdef CONFIG_OF_FLAT_TREE
+ "\tWhen booting a Linux kernel which requires a flat device-tree\n"
+ "\ta third argument is required which is the address of the of the\n"
+ "\tdevice-tree blob. To boot that kernel without an initrd image,\n"
+ "\tuse a '-' for the second argument. If you do not pass a third\n"
+ "\ta bd_info struct will be passed instead\n"
+#endif
);
#ifdef CONFIG_SILENT_CONSOLE
static void
fixup_silent_linux ()
{
- DECLARE_GLOBAL_DATA_PTR;
char buf[256], *start, *end;
char *cmdline = getenv ("bootargs");
ulong *len_ptr,
int verify)
{
- DECLARE_GLOBAL_DATA_PTR;
-
ulong sp;
ulong len, checksum;
ulong initrd_start, initrd_end;
bd_t *kbd;
void (*kernel)(bd_t *, ulong, ulong, ulong, ulong);
image_header_t *hdr = &header;
+#ifdef CONFIG_OF_FLAT_TREE
+ char *of_flat_tree = NULL;
+#endif
if ((s = getenv ("initrd_high")) != NULL) {
/* a value of "no" or a similar string will act like 0,
#endif /* CONFIG_MPC5xxx */
}
- kernel = (void (*)(bd_t *, ulong, ulong, ulong, ulong))hdr->ih_ep;
+ kernel = (void (*)(bd_t *, ulong, ulong, ulong, ulong)) ntohl(hdr->ih_ep);
/*
* Check if there is an initrd image
*/
+
+#ifdef CONFIG_OF_FLAT_TREE
+ /* Look for a '-' which indicates to ignore the ramdisk argument */
+ if (argc >= 3 && strcmp(argv[2], "-") == 0) {
+ debug ("Skipping initrd\n");
+ data = 0;
+ }
+ else
+#endif
if (argc >= 3) {
+ debug ("Not skipping initrd\n");
SHOW_BOOT_PROGRESS (9);
addr = simple_strtoul(argv[2], NULL, 16);
/* Copy header so we can blank CRC field for re-calculation */
memmove (&header, (char *)addr, sizeof(image_header_t));
- if (hdr->ih_magic != IH_MAGIC) {
+ if (ntohl(hdr->ih_magic) != IH_MAGIC) {
puts ("Bad Magic Number\n");
SHOW_BOOT_PROGRESS (-10);
do_reset (cmdtp, flag, argc, argv);
data = (ulong)&header;
len = sizeof(image_header_t);
- checksum = hdr->ih_hcrc;
+ checksum = ntohl(hdr->ih_hcrc);
hdr->ih_hcrc = 0;
- if (crc32 (0, (char *)data, len) != checksum) {
+ if (crc32 (0, (uchar *)data, len) != checksum) {
puts ("Bad Header Checksum\n");
SHOW_BOOT_PROGRESS (-11);
do_reset (cmdtp, flag, argc, argv);
print_image_hdr (hdr);
data = addr + sizeof(image_header_t);
- len = hdr->ih_size;
+ len = ntohl(hdr->ih_size);
if (verify) {
ulong csum = 0;
if (chunk > CHUNKSZ)
chunk = CHUNKSZ;
- csum = crc32 (csum, (char *)cdata, chunk);
+ csum = crc32 (csum, (uchar *)cdata, chunk);
cdata += chunk;
WATCHDOG_RESET();
}
#else /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */
- csum = crc32 (0, (char *)data, len);
+ csum = crc32 (0, (uchar *)data, len);
#endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */
- if (csum != hdr->ih_dcrc) {
+ if (csum != ntohl(hdr->ih_dcrc)) {
puts ("Bad Data CRC\n");
SHOW_BOOT_PROGRESS (-12);
do_reset (cmdtp, flag, argc, argv);
len = data = 0;
}
+#ifdef CONFIG_OF_FLAT_TREE
+ if(argc > 3) {
+ of_flat_tree = (char *) simple_strtoul(argv[3], NULL, 16);
+ hdr = (image_header_t *)of_flat_tree;
+
+ if (*(ulong *)of_flat_tree == OF_DT_HEADER) {
+#ifndef CFG_NO_FLASH
+ if (addr2info((ulong)of_flat_tree) != NULL) {
+ printf ("Cannot modify flat device tree stored in flash\n" \
+ "Copy to memory before using the bootm command\n");
+ return;
+ }
+#endif
+ } else if (ntohl(hdr->ih_magic) == IH_MAGIC) {
+ printf("## Flat Device Tree Image at %08lX\n", hdr);
+ print_image_hdr(hdr);
+
+ if ((ntohl(hdr->ih_load) < ((unsigned long)hdr + ntohl(hdr->ih_size) + sizeof(hdr))) &&
+ ((ntohl(hdr->ih_load) + ntohl(hdr->ih_size)) > (unsigned long)hdr)) {
+ printf ("ERROR: Load address overwrites Flat Device Tree uImage\n");
+ return;
+ }
+
+ printf(" Verifying Checksum ... ");
+ memmove (&header, (char *)hdr, sizeof(image_header_t));
+ checksum = ntohl(header.ih_hcrc);
+ header.ih_hcrc = 0;
+
+ if(checksum != crc32(0, (uchar *)&header, sizeof(image_header_t))) {
+ printf("ERROR: Flat Device Tree header checksum is invalid\n");
+ return;
+ }
+
+ checksum = ntohl(hdr->ih_dcrc);
+ addr = (ulong)((uchar *)(hdr) + sizeof(image_header_t));
+ len = ntohl(hdr->ih_size);
+
+ if(checksum != crc32(0, (uchar *)addr, len)) {
+ printf("ERROR: Flat Device Tree checksum is invalid\n");
+ return;
+ }
+ printf("OK\n");
+
+ if (ntohl(hdr->ih_type) != IH_TYPE_FLATDT) {
+ printf ("ERROR: uImage not Flat Device Tree type\n");
+ return;
+ }
+ if (ntohl(hdr->ih_comp) != IH_COMP_NONE) {
+ printf("ERROR: uImage is not uncompressed\n");
+ return;
+ }
+ if (*((ulong *)(of_flat_tree + sizeof(image_header_t))) != OF_DT_HEADER) {
+ printf ("ERROR: uImage data is not a flat device tree\n");
+ return;
+ }
+
+ memmove((void *)ntohl(hdr->ih_load),
+ (void *)(of_flat_tree + sizeof(image_header_t)),
+ ntohl(hdr->ih_size));
+ of_flat_tree = (char *)ntohl(hdr->ih_load);
+ } else {
+ printf ("Did not find a flat flat device tree at address %08lX\n", of_flat_tree);
+ return;
+ }
+ printf (" Booting using flat device tree at 0x%x\n",
+ of_flat_tree);
+ } else if(getenv("disable_of") == NULL) {
+ printf ("ERROR: bootm needs flat device tree as third argument\n");
+ return;
+ }
+#endif
if (!data) {
debug ("No initrd\n");
}
initrd_end = 0;
}
-
debug ("## Transferring control to Linux (at address %08lx) ...\n",
(ulong)kernel);
SHOW_BOOT_PROGRESS (15);
+#ifndef CONFIG_OF_FLAT_TREE
+
#if defined(CFG_INIT_RAM_LOCK) && !defined(CONFIG_E500)
unlock_ram_in_cache();
#endif
+
/*
* Linux Kernel Parameters:
* r3: ptr to board info data
* r7: End of command line string
*/
(*kernel) (kbd, initrd_start, initrd_end, cmd_start, cmd_end);
+
+#else
+ ft_setup(of_flat_tree, kbd, initrd_start, initrd_end);
+ /* ft_dump_blob(of_flat_tree); */
+
+#if defined(CFG_INIT_RAM_LOCK) && !defined(CONFIG_E500)
+ unlock_ram_in_cache();
+#endif
+ /*
+ * Linux Kernel Parameters:
+ * r3: ptr to OF flat tree, followed by the board info data
+ * r4: physical pointer to the kernel itself
+ * r5: NULL
+ * r6: NULL
+ * r7: NULL
+ */
+ if (getenv("disable_of") != NULL)
+ (*kernel) ((bd_t *)of_flat_tree, initrd_start, initrd_end,
+ cmd_start, cmd_end);
+ else
+ (*kernel) ((bd_t *)of_flat_tree, (ulong)kernel, 0, 0, 0);
+
+#endif
}
#endif /* CONFIG_PPC */
ulong *len_ptr,
int verify)
{
- DECLARE_GLOBAL_DATA_PTR;
-
image_header_t *hdr = &header;
void (*loader)(bd_t *, image_header_t *, char *, char *);
cmdline = "";
}
- loader = (void (*)(bd_t *, image_header_t *, char *, char *)) hdr->ih_ep;
+ loader = (void (*)(bd_t *, image_header_t *, char *, char *)) ntohl(hdr->ih_ep);
printf ("## Transferring control to NetBSD stage-2 loader (at address %08lx) ...\n",
(ulong)loader);
ulong *len_ptr,
int verify)
{
- DECLARE_GLOBAL_DATA_PTR;
ulong top;
char *s, *cmdline;
char **fwenv, **ss;
checksum = ntohl(hdr->ih_hcrc);
hdr->ih_hcrc = 0;
- if (crc32 (0, (char *)data, len) != checksum) {
+ if (crc32 (0, (uchar *)data, len) != checksum) {
puts (" Bad Header Checksum\n");
return 1;
}
len = ntohl(hdr->ih_size);
puts (" Verifying Checksum ... ");
- if (crc32 (0, (char *)data, len) != ntohl(hdr->ih_dcrc)) {
+ if (crc32 (0, (uchar *)data, len) != ntohl(hdr->ih_dcrc)) {
puts (" Bad Data CRC\n");
return 1;
}
for (i=0, info=&flash_info[0]; i<CFG_MAX_FLASH_BANKS; ++i, ++info) {
if (info->flash_id == FLASH_UNKNOWN)
goto next_bank;
- for (j=0; j<CFG_MAX_FLASH_SECT; ++j) {
+ for (j=0; j<info->sector_count; ++j) {
if (!(hdr=(image_header_t *)info->start[j]) ||
(ntohl(hdr->ih_magic) != IH_MAGIC))
checksum = ntohl(header.ih_hcrc);
header.ih_hcrc = 0;
- if (crc32 (0, (char *)&header, sizeof(image_header_t))
+ if (crc32 (0, (uchar *)&header, sizeof(image_header_t))
!= checksum)
goto next_sector;
len = ntohl(hdr->ih_size);
puts (" Verifying Checksum ... ");
- if (crc32 (0, (char *)data, len) != ntohl(hdr->ih_dcrc)) {
+ if (crc32 (0, (uchar *)data, len) != ntohl(hdr->ih_dcrc)) {
puts (" Bad Data CRC\n");
}
puts ("OK\n");
case IH_TYPE_MULTI: type = "Multi-File Image"; break;
case IH_TYPE_FIRMWARE: type = "Firmware"; break;
case IH_TYPE_SCRIPT: type = "Script"; break;
+ case IH_TYPE_FLATDT: type = "Flat Device Tree"; break;
default: type = "Unknown Image"; break;
}
do_bootm_rtems (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[],
ulong addr, ulong *len_ptr, int verify)
{
- DECLARE_GLOBAL_DATA_PTR;
image_header_t *hdr = &header;
void (*entry_point)(bd_t *);
- entry_point = (void (*)(bd_t *)) hdr->ih_ep;
+ entry_point = (void (*)(bd_t *)) ntohl(hdr->ih_ep);
printf ("## Transferring control to RTEMS (at address %08lx) ...\n",
(ulong)entry_point);
image_header_t *hdr = &header;
char str[80];
- sprintf(str, "%x", hdr->ih_ep); /* write entry-point into string */
+ sprintf(str, "%x", ntohl(hdr->ih_ep)); /* write entry-point into string */
setenv("loadaddr", str);
do_bootvx(cmdtp, 0, 0, NULL);
}
char *local_args[2];
char str[16];
- sprintf(str, "%x", hdr->ih_ep); /* write entry-point into string */
+ sprintf(str, "%x", ntohl(hdr->ih_ep)); /* write entry-point into string */
local_args[0] = argv[0];
local_args[1] = str; /* and provide it via the arguments */
do_bootelf(cmdtp, 0, 2, local_args);
projects / platform / kernel / u-boot.git / blobdiff