diff options
Diffstat (limited to 'arch/mips/lib')
-rw-r--r-- | arch/mips/lib/board.c | 22 | ||||
-rw-r--r-- | arch/mips/lib/bootm.c | 51 |
2 files changed, 38 insertions, 35 deletions
diff --git a/arch/mips/lib/board.c b/arch/mips/lib/board.c index d79e1837d9..f19f198ae9 100644 --- a/arch/mips/lib/board.c +++ b/arch/mips/lib/board.c @@ -143,7 +143,7 @@ void board_init_f(ulong bootflag) gd_t gd_data, *id; bd_t *bd; init_fnc_t **init_fnc_ptr; - ulong addr, addr_sp, len = (ulong)&uboot_end - CONFIG_SYS_MONITOR_BASE; + ulong addr, addr_sp, len; ulong *s; /* Pointer is writable since we allocated a register for it. @@ -176,6 +176,7 @@ void board_init_f(ulong bootflag) /* Reserve memory for U-Boot code, data & bss * round down to next 16 kB limit */ + len = bss_end() - CONFIG_SYS_MONITOR_BASE; addr -= len; addr &= ~(16 * 1024 - 1); @@ -249,9 +250,6 @@ void board_init_r(gd_t *id, ulong dest_addr) #ifndef CONFIG_SYS_NO_FLASH ulong size; #endif -#ifndef CONFIG_ENV_IS_NOWHERE - extern char *env_name_spec; -#endif bd_t *bd; gd = id; @@ -261,29 +259,15 @@ void board_init_r(gd_t *id, ulong dest_addr) gd->reloc_off = dest_addr - CONFIG_SYS_MONITOR_BASE; - monitor_flash_len = (ulong)&uboot_end_data - dest_addr; + monitor_flash_len = image_copy_end() - dest_addr; serial_initialize(); -#if defined(CONFIG_NEEDS_MANUAL_RELOC) - /* - * We have to relocate the command table manually - */ - fixup_cmdtable(ll_entry_start(cmd_tbl_t, cmd), - ll_entry_count(cmd_tbl_t, cmd)); -#endif /* defined(CONFIG_NEEDS_MANUAL_RELOC) */ - - /* there are some other pointer constants we must deal with */ -#ifndef CONFIG_ENV_IS_NOWHERE - env_name_spec += gd->reloc_off; -#endif - bd = gd->bd; /* The Malloc area is immediately below the monitor copy in DRAM */ mem_malloc_init(CONFIG_SYS_MONITOR_BASE + gd->reloc_off - TOTAL_MALLOC_LEN, TOTAL_MALLOC_LEN); - malloc_bin_reloc(); #ifndef CONFIG_SYS_NO_FLASH /* configure available FLASH banks */ diff --git a/arch/mips/lib/bootm.c b/arch/mips/lib/bootm.c index 608c1a78db..a36154a892 100644 --- a/arch/mips/lib/bootm.c +++ b/arch/mips/lib/bootm.c @@ -43,27 +43,12 @@ static int linux_env_idx; static void linux_params_init(ulong start, char *commandline); static void linux_env_set(char *env_name, char *env_val); -int do_bootm_linux(int flag, int argc, char * const argv[], - bootm_headers_t *images) +static void boot_prep_linux(bootm_headers_t *images) { - void (*theKernel) (int, char **, char **, int *); char *commandline = getenv("bootargs"); char env_buf[12]; char *cp; - if ((flag != 0) && (flag != BOOTM_STATE_OS_GO)) - return 1; - - /* find kernel entry point */ - theKernel = (void (*)(int, char **, char **, int *))images->ep; - - bootstage_mark(BOOTSTAGE_ID_RUN_OS); - -#ifdef DEBUG - printf("## Transferring control to Linux (at address %08lx) ...\n", - (ulong) theKernel); -#endif - linux_params_init(UNCACHED_SDRAM(gd->bd->bi_boot_params), commandline); #ifdef CONFIG_MEMSIZE_IN_BYTES @@ -96,11 +81,45 @@ int do_bootm_linux(int flag, int argc, char * const argv[], cp = getenv("eth1addr"); if (cp) linux_env_set("eth1addr", cp); +} + +static void boot_jump_linux(bootm_headers_t *images) +{ + void (*theKernel) (int, char **, char **, int *); + + /* find kernel entry point */ + theKernel = (void (*)(int, char **, char **, int *))images->ep; + + debug("## Transferring control to Linux (at address %08lx) ...\n", + (ulong) theKernel); + + bootstage_mark(BOOTSTAGE_ID_RUN_OS); /* we assume that the kernel is in place */ printf("\nStarting kernel ...\n\n"); theKernel(linux_argc, linux_argv, linux_env, 0); +} + +int do_bootm_linux(int flag, int argc, char * const argv[], + bootm_headers_t *images) +{ + /* No need for those on MIPS */ + if (flag & BOOTM_STATE_OS_BD_T || flag & BOOTM_STATE_OS_CMDLINE) + return -1; + + if (flag & BOOTM_STATE_OS_PREP) { + boot_prep_linux(images); + return 0; + } + + if (flag & BOOTM_STATE_OS_GO) { + boot_jump_linux(images); + return 0; + } + + boot_prep_linux(images); + boot_jump_linux(images); /* does not return */ return 1; |