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author | Tom Rini <trini@konsulko.com> | 2015-11-06 14:17:17 (GMT) |
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committer | Tom Rini <trini@konsulko.com> | 2015-11-06 14:17:17 (GMT) |
commit | 250ea267d875ce3ff0e046308d31f51ff8d3b5e8 (patch) | |
tree | 6ea5aa35609f026ede34bad73d81b635d82eec0d /arch | |
parent | c3c016cf75360c2a0d0a065b64b438aaf7720576 (diff) | |
parent | 347ea94e2a954ab70f64a3f43d9b374cf4640f26 (diff) | |
download | u-boot-250ea267d875ce3ff0e046308d31f51ff8d3b5e8.tar.xz |
Merge branch 'master' of git://git.denx.de/u-boot-mips
Diffstat (limited to 'arch')
-rw-r--r-- | arch/mips/lib/bootm.c | 196 |
1 files changed, 92 insertions, 104 deletions
diff --git a/arch/mips/lib/bootm.c b/arch/mips/lib/bootm.c index 9c647aa..eed159c 100644 --- a/arch/mips/lib/bootm.c +++ b/arch/mips/lib/bootm.c @@ -15,24 +15,6 @@ DECLARE_GLOBAL_DATA_PTR; #define LINUX_MAX_ENVS 256 #define LINUX_MAX_ARGS 256 -#if defined(CONFIG_MALTA) -#define mips_boot_malta 1 -#else -#define mips_boot_malta 0 -#endif - -#if defined(CONFIG_MIPS_BOOT_CMDLINE_LEGACY) -#define mips_boot_cmdline_legacy 1 -#else -#define mips_boot_cmdline_legacy 0 -#endif - -#if defined(CONFIG_MIPS_BOOT_ENV_LEGACY) -#define mips_boot_env_legacy 1 -#else -#define mips_boot_env_legacy 0 -#endif - static int linux_argc; static char **linux_argv; static char *linux_argp; @@ -62,50 +44,6 @@ void arch_lmb_reserve(struct lmb *lmb) lmb_reserve(lmb, sp, CONFIG_SYS_SDRAM_BASE + gd->ram_size - sp); } -static int boot_setup_linux(bootm_headers_t *images) -{ - int ret; - ulong rd_len; - - rd_len = images->rd_end - images->rd_start; - ret = boot_ramdisk_high(&images->lmb, images->rd_start, - rd_len, &images->initrd_start, &images->initrd_end); - if (ret) - return ret; - -#if defined(CONFIG_MIPS_BOOT_FDT) && defined(CONFIG_OF_LIBFDT) - if (images->ft_len) { - boot_fdt_add_mem_rsv_regions(&images->lmb, images->ft_addr); - - ret = boot_relocate_fdt(&images->lmb, &images->ft_addr, - &images->ft_len); - if (ret) - return ret; - } -#endif - - return 0; -} - -static void boot_setup_fdt(bootm_headers_t *images) -{ -#if defined(CONFIG_MIPS_BOOT_FDT) && defined(CONFIG_OF_LIBFDT) - u64 mem_start = 0; - u64 mem_size = gd->ram_size; - - debug("## setup FDT\n"); - - fdt_chosen(images->ft_addr); - fdt_fixup_memory_banks(images->ft_addr, &mem_start, &mem_size, 1); - fdt_fixup_ethernet(images->ft_addr); - fdt_initrd(images->ft_addr, images->initrd_start, images->initrd_end); - -#if defined(CONFIG_OF_BOARD_SETUP) - ft_board_setup(images->ft_addr, gd->bd); -#endif -#endif -} - static void linux_cmdline_init(void) { linux_argc = 1; @@ -197,18 +135,6 @@ static void linux_cmdline_append(bootm_headers_t *images) } } -static void boot_cmdline_linux(bootm_headers_t *images) -{ - if (mips_boot_cmdline_legacy && !images->ft_len) { - linux_cmdline_legacy(images); - - if (!mips_boot_env_legacy) - linux_cmdline_append(images); - - linux_cmdline_dump(); - } -} - static void linux_env_init(void) { linux_env = (char **)(((ulong) linux_argp + 15) & ~15); @@ -225,7 +151,7 @@ static void linux_env_set(const char *env_name, const char *env_val) strcpy(linux_env_p, env_name); linux_env_p += strlen(env_name); - if (mips_boot_malta) { + if (CONFIG_IS_ENABLED(MALTA)) { linux_env_p++; linux_env[++linux_env_idx] = linux_env_p; } else { @@ -246,14 +172,15 @@ static void linux_env_legacy(bootm_headers_t *images) const char *cp; ulong rd_start, rd_size; -#ifdef CONFIG_MEMSIZE_IN_BYTES - sprintf(env_buf, "%lu", (ulong)gd->ram_size); - debug("## Giving linux memsize in bytes, %lu\n", (ulong)gd->ram_size); -#else - sprintf(env_buf, "%lu", (ulong)(gd->ram_size >> 20)); - debug("## Giving linux memsize in MB, %lu\n", - (ulong)(gd->ram_size >> 20)); -#endif /* CONFIG_MEMSIZE_IN_BYTES */ + if (CONFIG_IS_ENABLED(MEMSIZE_IN_BYTES)) { + sprintf(env_buf, "%lu", (ulong)gd->ram_size); + debug("## Giving linux memsize in bytes, %lu\n", + (ulong)gd->ram_size); + } else { + sprintf(env_buf, "%lu", (ulong)(gd->ram_size >> 20)); + debug("## Giving linux memsize in MB, %lu\n", + (ulong)(gd->ram_size >> 20)); + } rd_start = UNCACHED_SDRAM(images->initrd_start); rd_size = images->initrd_end - images->initrd_start; @@ -282,19 +209,87 @@ static void linux_env_legacy(bootm_headers_t *images) if (cp) linux_env_set("eth1addr", cp); - if (mips_boot_malta) { + if (CONFIG_IS_ENABLED(MALTA)) { sprintf(env_buf, "%un8r", gd->baudrate); linux_env_set("modetty0", env_buf); } } +static int boot_reloc_ramdisk(bootm_headers_t *images) +{ + ulong rd_len = images->rd_end - images->rd_start; + + /* + * In case of legacy uImage's, relocation of ramdisk is already done + * by do_bootm_states() and should not repeated in 'bootm prep'. + */ + if (images->state & BOOTM_STATE_RAMDISK) { + debug("## Ramdisk already relocated\n"); + return 0; + } + + return boot_ramdisk_high(&images->lmb, images->rd_start, + rd_len, &images->initrd_start, &images->initrd_end); +} + +static int boot_reloc_fdt(bootm_headers_t *images) +{ + /* + * In case of legacy uImage's, relocation of FDT is already done + * by do_bootm_states() and should not repeated in 'bootm prep'. + */ + if (images->state & BOOTM_STATE_FDT) { + debug("## FDT already relocated\n"); + return 0; + } + +#if CONFIG_IS_ENABLED(MIPS_BOOT_FDT) && CONFIG_IS_ENABLED(OF_LIBFDT) + boot_fdt_add_mem_rsv_regions(&images->lmb, images->ft_addr); + return boot_relocate_fdt(&images->lmb, &images->ft_addr, + &images->ft_len); +#else + return 0; +#endif +} + +int arch_fixup_memory_node(void *blob) +{ +#if CONFIG_IS_ENABLED(MIPS_BOOT_FDT) && CONFIG_IS_ENABLED(OF_LIBFDT) + u64 mem_start = 0; + u64 mem_size = gd->ram_size; + + return fdt_fixup_memory_banks(blob, &mem_start, &mem_size, 1); +#else + return 0; +#endif +} + +static int boot_setup_fdt(bootm_headers_t *images) +{ + return image_setup_libfdt(images, images->ft_addr, images->ft_len, + &images->lmb); +} + static void boot_prep_linux(bootm_headers_t *images) { - if (mips_boot_env_legacy && !images->ft_len) - linux_env_legacy(images); + boot_reloc_ramdisk(images); - if (images->ft_len) + if (CONFIG_IS_ENABLED(MIPS_BOOT_FDT) && images->ft_len) { + boot_reloc_fdt(images); boot_setup_fdt(images); + } else { + if (CONFIG_IS_ENABLED(CONFIG_MIPS_BOOT_ENV_LEGACY)) + linux_env_legacy(images); + + if (CONFIG_IS_ENABLED(MIPS_BOOT_CMDLINE_LEGACY)) { + linux_cmdline_legacy(images); + + if (!CONFIG_IS_ENABLED(CONFIG_MIPS_BOOT_ENV_LEGACY)) + linux_cmdline_append(images); + + linux_cmdline_dump(); + } + } } static void boot_jump_linux(bootm_headers_t *images) @@ -307,13 +302,13 @@ static void boot_jump_linux(bootm_headers_t *images) bootstage_mark(BOOTSTAGE_ID_RUN_OS); - if (mips_boot_malta) + if (CONFIG_IS_ENABLED(MALTA)) linux_extra = gd->ram_size; -#ifdef CONFIG_BOOTSTAGE_FDT +#if CONFIG_IS_ENABLED(BOOTSTAGE_FDT) bootstage_fdt_add_report(); #endif -#ifdef CONFIG_BOOTSTAGE_REPORT +#if CONFIG_IS_ENABLED(BOOTSTAGE_REPORT) bootstage_report(); #endif @@ -327,35 +322,28 @@ static void boot_jump_linux(bootm_headers_t *images) int do_bootm_linux(int flag, int argc, char * const argv[], bootm_headers_t *images) { - int ret; - /* No need for those on MIPS */ if (flag & BOOTM_STATE_OS_BD_T) return -1; - if (flag & BOOTM_STATE_OS_CMDLINE) { - boot_cmdline_linux(images); + /* + * Cmdline init has been moved to 'bootm prep' because it has to be + * done after relocation of ramdisk to always pass correct values + * for rd_start and rd_size to Linux kernel. + */ + if (flag & BOOTM_STATE_OS_CMDLINE) return 0; - } if (flag & BOOTM_STATE_OS_PREP) { boot_prep_linux(images); return 0; } - if (flag & BOOTM_STATE_OS_GO) { + if (flag & (BOOTM_STATE_OS_GO | BOOTM_STATE_OS_FAKE_GO)) { boot_jump_linux(images); return 0; } - ret = boot_setup_linux(images); - if (ret) - return ret; - - boot_cmdline_linux(images); - boot_prep_linux(images); - boot_jump_linux(images); - /* does not return */ return 1; } |