diff options
Diffstat (limited to 'arch/mips/lib')
| -rw-r--r-- | arch/mips/lib/bootm.c | 98 |
1 files changed, 93 insertions, 5 deletions
diff --git a/arch/mips/lib/bootm.c b/arch/mips/lib/bootm.c index e0722d20d1..d9d8396e63 100644 --- a/arch/mips/lib/bootm.c +++ b/arch/mips/lib/bootm.c @@ -7,6 +7,7 @@ #include <common.h> #include <image.h> +#include <fdt_support.h> #include <asm/addrspace.h> DECLARE_GLOBAL_DATA_PTR; @@ -20,6 +21,18 @@ DECLARE_GLOBAL_DATA_PTR; #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; @@ -60,9 +73,39 @@ static int boot_setup_linux(bootm_headers_t *images) 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, 1); + 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, 1); + +#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; @@ -92,7 +135,7 @@ static void linux_cmdline_dump(void) debug(" arg %03d: %s\n", i, linux_argv[i]); } -static void boot_cmdline_linux(bootm_headers_t *images) +static void linux_cmdline_legacy(bootm_headers_t *images) { const char *bootargs, *next, *quote; @@ -130,8 +173,40 @@ static void boot_cmdline_linux(bootm_headers_t *images) bootargs = next; } +} - linux_cmdline_dump(); +static void linux_cmdline_append(bootm_headers_t *images) +{ + char buf[24]; + ulong mem, rd_start, rd_size; + + /* append mem */ + mem = gd->ram_size >> 20; + sprintf(buf, "mem=%luM", mem); + linux_cmdline_set(buf, strlen(buf)); + + /* append rd_start and rd_size */ + rd_start = images->initrd_start; + rd_size = images->initrd_end - images->initrd_start; + + if (rd_size) { + sprintf(buf, "rd_start=0x%08lX", rd_start); + linux_cmdline_set(buf, strlen(buf)); + sprintf(buf, "rd_size=0x%lX", rd_size); + linux_cmdline_set(buf, strlen(buf)); + } +} + +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) @@ -165,7 +240,7 @@ static void linux_env_set(const char *env_name, const char *env_val) } } -static void boot_prep_linux(bootm_headers_t *images) +static void linux_env_legacy(bootm_headers_t *images) { char env_buf[12]; const char *cp; @@ -213,6 +288,15 @@ static void boot_prep_linux(bootm_headers_t *images) } } +static void boot_prep_linux(bootm_headers_t *images) +{ + if (mips_boot_env_legacy && !images->ft_len) + linux_env_legacy(images); + + if (images->ft_len) + boot_setup_fdt(images); +} + static void boot_jump_linux(bootm_headers_t *images) { typedef void __noreturn (*kernel_entry_t)(int, ulong, ulong, ulong); @@ -226,8 +310,12 @@ static void boot_jump_linux(bootm_headers_t *images) if (mips_boot_malta) linux_extra = gd->ram_size; - /* we assume that the kernel is in place */ - printf("\nStarting kernel ...\n\n"); +#ifdef CONFIG_BOOTSTAGE_FDT + bootstage_fdt_add_report(); +#endif +#ifdef CONFIG_BOOTSTAGE_REPORT + bootstage_report(); +#endif kernel(linux_argc, (ulong)linux_argv, (ulong)linux_env, linux_extra); } |