* MA 02111-1307 USA
*/
-#define DEBUG
/*
* Boot support
#include <lmb.h>
#include <asm/byteorder.h>
+#if defined(CONFIG_CMD_USB)
+#include <usb.h>
+#endif
+
#ifdef CFG_HUSH_PARSER
#include <hush.h>
#endif
int do_bootelf (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
#endif
#if defined(CONFIG_ARTOS) && defined(CONFIG_PPC)
-extern uchar (*env_get_char)(int); /* Returns a character from the environment */
static boot_os_fn do_bootm_artos;
#endif
}
void board_lmb_reserve(struct lmb *lmb) __attribute__((weak, alias("__board_lmb_reserve")));
+#if defined(__ARM__)
+ #define IH_INITRD_ARCH IH_ARCH_ARM
+#elif defined(__avr32__)
+ #define IH_INITRD_ARCH IH_ARCH_AVR32
+#elif defined(__bfin__)
+ #define IH_INITRD_ARCH IH_ARCH_BLACKFIN
+#elif defined(__I386__)
+ #define IH_INITRD_ARCH IH_ARCH_I386
+#elif defined(__M68K__)
+ #define IH_INITRD_ARCH IH_ARCH_M68K
+#elif defined(__microblaze__)
+ #define IH_INITRD_ARCH IH_ARCH_MICROBLAZE
+#elif defined(__mips__)
+ #define IH_INITRD_ARCH IH_ARCH_MIPS
+#elif defined(__nios__)
+ #define IH_INITRD_ARCH IH_ARCH_NIOS
+#elif defined(__nios2__)
+ #define IH_INITRD_ARCH IH_ARCH_NIOS2
+#elif defined(__PPC__)
+ #define IH_INITRD_ARCH IH_ARCH_PPC
+#elif defined(__sh__)
+ #define IH_INITRD_ARCH IH_ARCH_SH
+#elif defined(__sparc__)
+ #define IH_INITRD_ARCH IH_ARCH_SPARC
+#else
+# error Unknown CPU type
+#endif
/*******************************************************************/
/* bootm - boot application image from image in memory */
ulong os_data, os_len;
ulong image_start, image_end;
ulong load_start, load_end;
- ulong mem_start, mem_size;
-#if defined(CONFIG_FIT)
- int os_noffset;
-#endif
+ ulong mem_start;
+ phys_size_t mem_size;
+ int ret;
struct lmb lmb;
memset ((void *)&images, 0, sizeof (images));
- images.verify = getenv_verify();
- images.autostart = getenv_autostart();
+ images.verify = getenv_yesno ("verify");
images.lmb = &lmb;
lmb_init(&lmb);
mem_start = getenv_bootm_low();
mem_size = getenv_bootm_size();
- lmb_add(&lmb, mem_start, mem_size);
+ lmb_add(&lmb, (phys_addr_t)mem_start, mem_size);
board_lmb_reserve(&lmb);
return 1;
}
- show_boot_progress (6);
-
/* get image parameters */
switch (genimg_get_format (os_hdr)) {
case IMAGE_FORMAT_LEGACY:
break;
#if defined(CONFIG_FIT)
case IMAGE_FORMAT_FIT:
- os_noffset = fit_image_get_node (images.fit_hdr_os,
- images.fit_uname_os);
- if (os_noffset < 0) {
- printf ("Can't get image node for '%s'!\n",
- images.fit_uname_os);
- return 1;
- }
-
- if (fit_image_get_type (images.fit_hdr_os, os_noffset, &type)) {
+ if (fit_image_get_type (images.fit_hdr_os,
+ images.fit_noffset_os, &type)) {
puts ("Can't get image type!\n");
+ show_boot_progress (-109);
return 1;
}
- if (fit_image_get_comp (images.fit_hdr_os, os_noffset, &comp)) {
+ if (fit_image_get_comp (images.fit_hdr_os,
+ images.fit_noffset_os, &comp)) {
puts ("Can't get image compression!\n");
+ show_boot_progress (-110);
return 1;
}
- if (fit_image_get_os (images.fit_hdr_os, os_noffset, &os)) {
+ if (fit_image_get_os (images.fit_hdr_os,
+ images.fit_noffset_os, &os)) {
puts ("Can't get image OS!\n");
+ show_boot_progress (-111);
return 1;
}
image_end = fit_get_end (images.fit_hdr_os);
- if (fit_image_get_load (images.fit_hdr_os, os_noffset,
+ if (fit_image_get_load (images.fit_hdr_os, images.fit_noffset_os,
&load_start)) {
puts ("Can't get image load address!\n");
+ show_boot_progress (-112);
return 1;
}
break;
return 1;
}
+ /* find kernel entry point */
+ if (images.legacy_hdr_valid) {
+ images.ep = image_get_ep (&images.legacy_hdr_os_copy);
+#if defined(CONFIG_FIT)
+ } else if (images.fit_uname_os) {
+ ret = fit_image_get_entry (images.fit_hdr_os,
+ images.fit_noffset_os, &images.ep);
+ if (ret) {
+ puts ("Can't get entry point property!\n");
+ return 1;
+ }
+#endif
+ } else {
+ puts ("Could not find kernel entry point!\n");
+ return 1;
+ }
+
+ if (os == IH_OS_LINUX) {
+ /* find ramdisk */
+ ret = boot_get_ramdisk (argc, argv, &images, IH_INITRD_ARCH,
+ &images.rd_start, &images.rd_end);
+ if (ret) {
+ puts ("Ramdisk image is corrupt\n");
+ return 1;
+ }
+ }
+
image_start = (ulong)os_hdr;
load_end = 0;
type_name = genimg_get_type_name (type);
*/
iflag = disable_interrupts();
+#if defined(CONFIG_CMD_USB)
+ /*
+ * turn off USB to prevent the host controller from writing to the
+ * SDRAM while Linux is booting. This could happen (at least for OHCI
+ * controller), because the HCCA (Host Controller Communication Area)
+ * lies within the SDRAM and the host controller writes continously to
+ * this area (as busmaster!). The HccaFrameNumber is for example
+ * updated every 1 ms within the HCCA structure in SDRAM! For more
+ * details see the OpenHCI specification.
+ */
+ usb_stop();
+#endif
+
+
#ifdef CONFIG_AMIGAONEG3SE
/*
* We've possible left the caches enabled during
* bios emulation, so turn them off again
*/
icache_disable();
- invalidate_l1_instruction_cache();
- flush_data_cache();
dcache_disable();
#endif
memmove_wd ((void *)load_start,
(void *)os_data, os_len, CHUNKSZ);
-
- load_end = load_start + os_len;
- puts("OK\n");
}
+ load_end = load_start + os_len;
+ puts("OK\n");
break;
case IH_COMP_GZIP:
printf (" Uncompressing %s ... ", type_name);
if (gunzip ((void *)load_start, unc_len,
(uchar *)os_data, &os_len) != 0) {
- puts ("GUNZIP ERROR - must RESET board to recover\n");
+ puts ("GUNZIP: uncompress or overwrite error "
+ "- must RESET board to recover\n");
show_boot_progress (-6);
do_reset (cmdtp, flag, argc, argv);
}
&unc_len, (char *)os_data, os_len,
CFG_MALLOC_LEN < (4096 * 1024), 0);
if (i != BZ_OK) {
- printf ("BUNZIP2 ERROR %d - must RESET board to recover\n", i);
+ printf ("BUNZIP2: uncompress or overwrite error %d "
+ "- must RESET board to recover\n", i);
show_boot_progress (-6);
do_reset (cmdtp, flag, argc, argv);
}
debug ("image_start = 0x%lX, image_end = 0x%lx\n", image_start, image_end);
debug ("load_start = 0x%lx, load_end = 0x%lx\n", load_start, load_end);
- puts ("ERROR: image overwritten - must RESET the board to recover.\n");
- do_reset (cmdtp, flag, argc, argv);
+ if (images.legacy_hdr_valid) {
+ if (image_get_type (&images.legacy_hdr_os_copy) == IH_TYPE_MULTI)
+ puts ("WARNING: legacy format multi component "
+ "image overwritten\n");
+ } else {
+ puts ("ERROR: new format image overwritten - "
+ "must RESET the board to recover\n");
+ show_boot_progress (-113);
+ do_reset (cmdtp, flag, argc, argv);
+ }
}
show_boot_progress (8);
puts ("\n## Control returned to monitor - resetting...\n");
do_reset (cmdtp, flag, argc, argv);
#endif
+ if (iflag)
+ enable_interrupts();
+
return 1;
}
puts (" Verifying Hash Integrity ... ");
if (!fit_image_check_hashes (fit, os_noffset)) {
puts ("Bad Data Hash\n");
+ show_boot_progress (-104);
return 0;
}
puts ("OK\n");
}
+ show_boot_progress (105);
if (!fit_image_check_target_arch (fit, os_noffset)) {
puts ("Unsupported Architecture\n");
+ show_boot_progress (-105);
return 0;
}
+ show_boot_progress (106);
if (!fit_image_check_type (fit, os_noffset, IH_TYPE_KERNEL)) {
puts ("Not a kernel image\n");
+ show_boot_progress (-106);
return 0;
}
+ show_boot_progress (107);
return 1;
}
#endif /* CONFIG_FIT */
const char *fit_uname_kernel = NULL;
const void *data;
size_t len;
- int conf_noffset;
+ int cfg_noffset;
int os_noffset;
#endif
show_boot_progress (-5);
return NULL;
}
+
+ /*
+ * copy image header to allow for image overwrites during kernel
+ * decompression.
+ */
+ memmove (&images->legacy_hdr_os_copy, hdr, sizeof(image_header_t));
+
+ /* save pointer to image header */
images->legacy_hdr_os = hdr;
- images->legacy_hdr_valid = 1;
+ images->legacy_hdr_valid = 1;
+ show_boot_progress (6);
break;
#if defined(CONFIG_FIT)
case IMAGE_FORMAT_FIT:
if (!fit_check_format (fit_hdr)) {
puts ("Bad FIT kernel image format!\n");
+ show_boot_progress (-100);
return NULL;
}
+ show_boot_progress (100);
if (!fit_uname_kernel) {
/*
* node first. If config unit node name is NULL
* fit_conf_get_node() will try to find default config node
*/
- conf_noffset = fit_conf_get_node (fit_hdr, fit_uname_config);
- if (conf_noffset < 0)
+ show_boot_progress (101);
+ cfg_noffset = fit_conf_get_node (fit_hdr, fit_uname_config);
+ if (cfg_noffset < 0) {
+ show_boot_progress (-101);
return NULL;
+ }
+ /* save configuration uname provided in the first
+ * bootm argument
+ */
+ images->fit_uname_cfg = fdt_get_name (fit_hdr, cfg_noffset, NULL);
+ printf (" Using '%s' configuration\n", images->fit_uname_cfg);
+ show_boot_progress (103);
- os_noffset = fit_conf_get_kernel_node (fit_hdr, conf_noffset);
+ os_noffset = fit_conf_get_kernel_node (fit_hdr, cfg_noffset);
fit_uname_kernel = fit_get_name (fit_hdr, os_noffset, NULL);
} else {
/* get kernel component image node offset */
+ show_boot_progress (102);
os_noffset = fit_image_get_node (fit_hdr, fit_uname_kernel);
}
- if (os_noffset < 0)
+ if (os_noffset < 0) {
+ show_boot_progress (-103);
return NULL;
+ }
printf (" Trying '%s' kernel subimage\n", fit_uname_kernel);
+ show_boot_progress (104);
if (!fit_check_kernel (fit_hdr, os_noffset, images->verify))
return NULL;
/* get kernel image data address and length */
if (fit_image_get_data (fit_hdr, os_noffset, &data, &len)) {
puts ("Could not find kernel subimage data!\n");
+ show_boot_progress (-107);
return NULL;
}
+ show_boot_progress (108);
*os_len = len;
*os_data = (ulong)data;
images->fit_hdr_os = fit_hdr;
images->fit_uname_os = fit_uname_kernel;
+ images->fit_noffset_os = os_noffset;
break;
#endif
default:
printf ("Wrong Image Format for %s command\n", cmdtp->name);
+ show_boot_progress (-108);
return NULL;
}
- debug (" kernel data at 0x%08lx, len = 0x%08lx (%d)\n",
+ debug (" kernel data at 0x%08lx, len = 0x%08lx (%ld)\n",
*os_data, *os_len, *os_len);
return (void *)img_addr;
* address of the original image header.
*/
os_hdr = NULL;
- if (image_check_type (hdr, IH_TYPE_MULTI)) {
+ if (image_check_type (&images->legacy_hdr_os_copy, IH_TYPE_MULTI)) {
image_multi_getimg (hdr, 1, &kernel_data, &kernel_len);
if (kernel_len)
os_hdr = hdr;
cmdline = "";
}
- loader = (void (*)(bd_t *, image_header_t *, char *, char *))image_get_ep (hdr);
+ loader = (void (*)(bd_t *, image_header_t *, char *, char *))images->ep;
printf ("## Transferring control to NetBSD stage-2 loader (at address %08lx) ...\n",
(ulong)loader);
int argc, char *argv[],
bootm_headers_t *images)
{
- image_header_t *hdr = images->legacy_hdr_os;
+ image_header_t *hdr = &images->legacy_hdr_os_copy;
#if defined(CONFIG_FIT)
if (!images->legacy_hdr_valid) {
int argc, char *argv[],
bootm_headers_t *images)
{
- image_header_t *hdr = images->legacy_hdr_os;
void (*entry_point)(bd_t *);
#if defined(CONFIG_FIT)
}
#endif
- entry_point = (void (*)(bd_t *))image_get_ep (hdr);
+ entry_point = (void (*)(bd_t *))images->ep;
printf ("## Transferring control to RTEMS (at address %08lx) ...\n",
(ulong)entry_point);
bootm_headers_t *images)
{
char str[80];
- image_header_t *hdr = images->legacy_hdr_os;
#if defined(CONFIG_FIT)
- if (hdr == NULL) {
+ if (!images->legacy_hdr_valid) {
fit_unsupported_reset ("VxWorks");
do_reset (cmdtp, flag, argc, argv);
}
#endif
- sprintf(str, "%x", image_get_ep (hdr)); /* write entry-point into string */
+ sprintf(str, "%lx", images->ep); /* write entry-point into string */
setenv("loadaddr", str);
do_bootvx(cmdtp, 0, 0, NULL);
}
{
char *local_args[2];
char str[16];
- image_header_t *hdr = images->legacy_hdr_os;
#if defined(CONFIG_FIT)
if (!images->legacy_hdr_valid) {
}
#endif
- sprintf(str, "%x", image_get_ep (hdr)); /* write entry-point into string */
+ sprintf(str, "%lx", images->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);
int i, j, nxt, len, envno, envsz;
bd_t *kbd;
void (*entry)(bd_t *bd, char *cmdline, char **fwenv, ulong top);
- image_header_t *hdr = images->legacy_hdr_os;
#if defined(CONFIG_FIT)
if (!images->legacy_hdr_valid) {
}
*ss++ = NULL; /* terminate */
- entry = (void (*)(bd_t *, char *, char **, ulong))image_get_ep (hdr);
+ entry = (void (*)(bd_t *, char *, char **, ulong))images->ep;
(*entry) (kbd, cmdline, fwenv, top);
}
#endif