#endif
#if defined(CONFIG_OF_LIBFDT)
-#include <fdt.h>
#include <libfdt.h>
#include <fdt_support.h>
#endif
bootm_headers_t images; /* pointers to os/initrd/fdt images */
/* Allow for arch specific config before we boot */
-void __arch_preboot_os(void)
+static void __arch_preboot_os(void)
{
/* please define platform specific arch_preboot_os() */
}
#define IH_INITRD_ARCH IH_ARCH_DEFAULT
-static void bootm_start_lmb(void)
-{
#ifdef CONFIG_LMB
+static void boot_start_lmb(bootm_headers_t *images)
+{
ulong mem_start;
phys_size_t mem_size;
- lmb_init(&images.lmb);
+ lmb_init(&images->lmb);
mem_start = getenv_bootm_low();
mem_size = getenv_bootm_size();
- lmb_add(&images.lmb, (phys_addr_t)mem_start, mem_size);
+ lmb_add(&images->lmb, (phys_addr_t)mem_start, mem_size);
- arch_lmb_reserve(&images.lmb);
- board_lmb_reserve(&images.lmb);
+ arch_lmb_reserve(&images->lmb);
+ board_lmb_reserve(&images->lmb);
+}
#else
-# define lmb_reserve(lmb, base, size)
+#define lmb_reserve(lmb, base, size)
+static inline void boot_start_lmb(bootm_headers_t *images) { }
#endif
-}
static int bootm_start(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
memset((void *)&images, 0, sizeof(images));
images.verify = getenv_yesno("verify");
- bootm_start_lmb();
+ boot_start_lmb(&images);
+
+ bootstage_mark_name(BOOTSTAGE_ID_BOOTM_START, "bootm_start");
/* get kernel image header, start address and length */
os_hdr = boot_get_kernel(cmdtp, flag, argc, argv,
U_BOOT_CMD_MKENT(go, 0, 1, (void *)BOOTM_STATE_OS_GO, "", ""),
};
-int do_bootm_subcommand(cmd_tbl_t *cmdtp, int flag, int argc,
+static int do_bootm_subcommand(cmd_tbl_t *cmdtp, int flag, int argc,
char * const argv[])
{
int ret = 0;
return CMD_RET_USAGE;
}
- if (images.state >= state) {
+ if (images.state < BOOTM_STATE_START ||
+ images.state >= state) {
printf("Trying to execute a command out of order\n");
return CMD_RET_USAGE;
}
}
break;
#endif
-#if defined(CONFIG_OF_LIBFDT)
+#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_LMB)
case BOOTM_STATE_FDT:
{
boot_fdt_add_mem_rsv_regions(&images.lmb,
break;
case BOOTM_STATE_OS_GO:
disable_interrupts();
+#ifdef CONFIG_NETCONSOLE
+ /*
+ * Stop the ethernet stack if NetConsole could have
+ * left it up
+ */
+ eth_halt();
+#endif
arch_preboot_os();
boot_fn(BOOTM_STATE_OS_GO, argc, argv, &images);
break;
#ifdef CONFIG_NEEDS_MANUAL_RELOC
static int relocated = 0;
- /* relocate boot function table */
if (!relocated) {
int i;
+
+ /* relocate boot function table */
for (i = 0; i < ARRAY_SIZE(boot_os); i++)
if (boot_os[i] != NULL)
boot_os[i] += gd->reloc_off;
+
+ /* relocate names of sub-command table */
+ for (i = 0; i < ARRAY_SIZE(cmd_bootm_sub); i++)
+ cmd_bootm_sub[i].name += gd->reloc_off;
+
relocated = 1;
}
#endif
*/
iflag = disable_interrupts();
+#ifdef CONFIG_NETCONSOLE
+ /* Stop the ethernet stack if NetConsole could have left it up */
+ eth_halt();
+#endif
+
#if defined(CONFIG_CMD_USB)
/*
* turn off USB to prevent the host controller from writing to the
* node
*/
bootstage_mark(BOOTSTAGE_ID_FIT_NO_UNIT_NAME);
+#ifdef CONFIG_FIT_BEST_MATCH
+ if (fit_uname_config)
+ cfg_noffset =
+ fit_conf_get_node(fit_hdr,
+ fit_uname_config);
+ else
+ cfg_noffset =
+ fit_conf_find_compat(fit_hdr,
+ gd->fdt_blob);
+#else
cfg_noffset = fit_conf_get_node(fit_hdr,
fit_uname_config);
+#endif
if (cfg_noffset < 0) {
bootstage_error(BOOTSTAGE_ID_FIT_NO_UNIT_NAME);
return NULL;
return (void *)img_addr;
}
-U_BOOT_CMD(
- bootm, CONFIG_SYS_MAXARGS, 1, do_bootm,
- "boot application image from memory",
+#ifdef CONFIG_SYS_LONGHELP
+static char bootm_help_text[] =
"[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"
"\tcmdline - OS specific command line processing/setup\n"
"\tbdt - OS specific bd_t processing\n"
"\tprep - OS specific prep before relocation or go\n"
- "\tgo - start OS"
+ "\tgo - start OS";
+#endif
+
+U_BOOT_CMD(
+ bootm, CONFIG_SYS_MAXARGS, 1, do_bootm,
+ "boot application image from memory", bootm_help_text
);
/*******************************************************************/
/* iminfo - print header info for a requested image */
/*******************************************************************/
#if defined(CONFIG_CMD_IMI)
-int do_iminfo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+static int do_iminfo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
int arg;
ulong addr;
/* imls - list all images found in flash */
/*******************************************************************/
#if defined(CONFIG_CMD_IMLS)
-int do_imls(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+static int do_imls(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
flash_info_t *info;
int i, j;
return 1;
}
#endif
+
+#ifdef CONFIG_CMD_BOOTZ
+
+static int __bootz_setup(void *image, void **start, void **end)
+{
+ /* Please define bootz_setup() for your platform */
+
+ puts("Your platform's zImage format isn't supported yet!\n");
+ return -1;
+}
+int bootz_setup(void *image, void **start, void **end)
+ __attribute__((weak, alias("__bootz_setup")));
+
+/*
+ * zImage booting support
+ */
+static int bootz_start(cmd_tbl_t *cmdtp, int flag, int argc,
+ char * const argv[], bootm_headers_t *images)
+{
+ int ret;
+ void *zi_start, *zi_end;
+
+ memset(images, 0, sizeof(bootm_headers_t));
+
+ boot_start_lmb(images);
+
+ /* Setup Linux kernel zImage entry point */
+ if (argc < 2) {
+ images->ep = load_addr;
+ debug("* kernel: default image load address = 0x%08lx\n",
+ load_addr);
+ } else {
+ images->ep = simple_strtoul(argv[1], NULL, 16);
+ debug("* kernel: cmdline image address = 0x%08lx\n",
+ images->ep);
+ }
+
+ ret = bootz_setup((void *)images->ep, &zi_start, &zi_end);
+ if (ret != 0)
+ return 1;
+
+ lmb_reserve(&images->lmb, images->ep, zi_end - zi_start);
+
+ /* 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 or invalid\n");
+ return 1;
+ }
+
+#if defined(CONFIG_OF_LIBFDT)
+ /* find flattened device tree */
+ ret = boot_get_fdt(flag, argc, argv, images,
+ &images->ft_addr, &images->ft_len);
+ if (ret) {
+ puts("Could not find a valid device tree\n");
+ return 1;
+ }
+
+ set_working_fdt_addr(images->ft_addr);
+#endif
+
+ return 0;
+}
+
+static int do_bootz(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+ bootm_headers_t images;
+
+ if (bootz_start(cmdtp, flag, argc, argv, &images))
+ return 1;
+
+ /*
+ * We have reached the point of no return: we are going to
+ * overwrite all exception vector code, so we cannot easily
+ * recover from any failures any more...
+ */
+ disable_interrupts();
+
+#ifdef CONFIG_NETCONSOLE
+ /* Stop the ethernet stack if NetConsole could have left it up */
+ eth_halt();
+#endif
+
+#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_SILENT_CONSOLE
+ fixup_silent_linux();
+#endif
+ arch_preboot_os();
+
+ do_bootm_linux(0, argc, argv, &images);
+#ifdef DEBUG
+ puts("\n## Control returned to monitor - resetting...\n");
+#endif
+ do_reset(cmdtp, flag, argc, argv);
+
+ return 1;
+}
+
+#ifdef CONFIG_SYS_LONGHELP
+static char bootz_help_text[] =
+ "[addr [initrd[:size]] [fdt]]\n"
+ " - boot Linux zImage stored in memory\n"
+ "\tThe argument 'initrd' is optional and specifies the address\n"
+ "\tof the initrd in memory. The optional argument ':size' allows\n"
+ "\tspecifying the size of RAW initrd.\n"
+#if defined(CONFIG_OF_LIBFDT)
+ "\tWhen booting a Linux kernel which requires a flat device-tree\n"
+ "\ta third argument is required which is the address 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
+ "";
+#endif
+
+U_BOOT_CMD(
+ bootz, CONFIG_SYS_MAXARGS, 1, do_bootz,
+ "boot Linux zImage image from memory", bootz_help_text
+);
+#endif /* CONFIG_CMD_BOOTZ */