* 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
ulong os_data, os_len;
ulong image_start, image_end;
ulong load_start, load_end;
- ulong mem_start, mem_size;
+ ulong mem_start;
+ phys_size_t mem_size;
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);
*/
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");
- show_boot_progress (-113);
- 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);
show_boot_progress (-9);
#ifdef DEBUG
puts ("\n## Control returned to monitor - resetting...\n");
- if (images.autostart)
- do_reset (cmdtp, flag, argc, argv);
+ do_reset (cmdtp, flag, argc, argv);
#endif
- if (!images.autostart && iflag)
+ if (iflag)
enable_interrupts();
return 1;
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)
* fit_conf_get_node() will try to find default config node
*/
show_boot_progress (101);
- conf_noffset = fit_conf_get_node (fit_hdr, fit_uname_config);
- if (conf_noffset < 0) {
+ 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 */
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;
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;
+ image_header_t *hdr = &images->legacy_hdr_os_copy;
void (*entry_point)(bd_t *);
#if defined(CONFIG_FIT)
bootm_headers_t *images)
{
char str[80];
- image_header_t *hdr = images->legacy_hdr_os;
+ image_header_t *hdr = &images->legacy_hdr_os_copy;
#if defined(CONFIG_FIT)
- if (hdr == NULL) {
+ if (!images->legacy_hdr_valid) {
fit_unsupported_reset ("VxWorks");
do_reset (cmdtp, flag, argc, argv);
}
{
char *local_args[2];
char str[16];
- 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 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;
+ image_header_t *hdr = &images->legacy_hdr_os_copy;
#if defined(CONFIG_FIT)
if (!images->legacy_hdr_valid) {