diff options
Diffstat (limited to 'arch/nds32/lib/bootm.c')
| -rw-r--r-- | arch/nds32/lib/bootm.c | 35 |
1 files changed, 18 insertions, 17 deletions
diff --git a/arch/nds32/lib/bootm.c b/arch/nds32/lib/bootm.c index 4cb0f530ae..1c7f785699 100644 --- a/arch/nds32/lib/bootm.c +++ b/arch/nds32/lib/bootm.c @@ -19,11 +19,7 @@ DECLARE_GLOBAL_DATA_PTR; -#if defined(CONFIG_SETUP_MEMORY_TAGS) || \ - defined(CONFIG_CMDLINE_TAG) || \ - defined(CONFIG_INITRD_TAG) || \ - defined(CONFIG_SERIAL_TAG) || \ - defined(CONFIG_REVISION_TAG) +#ifdef CONFIG_SUPPORT_PASSING_ATAGS static void setup_start_tag(struct bd_info *bd); # ifdef CONFIG_SETUP_MEMORY_TAGS @@ -38,7 +34,7 @@ static void setup_initrd_tag(struct bd_info *bd, ulong initrd_start, static void setup_end_tag(struct bd_info *bd); static struct tag *params; -#endif /* CONFIG_SETUP_MEMORY_TAGS || CONFIG_CMDLINE_TAG || CONFIG_INITRD_TAG */ +#endif /* CONFIG_SUPPORT_PASSING_ATAGS */ int do_bootm_linux(int flag, int argc, char *argv[], bootm_headers_t *images) { @@ -82,11 +78,7 @@ int do_bootm_linux(int flag, int argc, char *argv[], bootm_headers_t *images) } #endif } else if (BOOTM_ENABLE_TAGS) { -#if defined(CONFIG_SETUP_MEMORY_TAGS) || \ - defined(CONFIG_CMDLINE_TAG) || \ - defined(CONFIG_INITRD_TAG) || \ - defined(CONFIG_SERIAL_TAG) || \ - defined(CONFIG_REVISION_TAG) +#ifdef CONFIG_SUPPORT_PASSING_ATAGS setup_start_tag(bd); #ifdef CONFIG_SERIAL_TAG setup_serial_tag(¶ms); @@ -127,11 +119,7 @@ int do_bootm_linux(int flag, int argc, char *argv[], bootm_headers_t *images) return 1; } -#if defined(CONFIG_SETUP_MEMORY_TAGS) || \ - defined(CONFIG_CMDLINE_TAG) || \ - defined(CONFIG_INITRD_TAG) || \ - defined(CONFIG_SERIAL_TAG) || \ - defined(CONFIG_REVISION_TAG) +#ifdef CONFIG_SUPPORT_PASSING_ATAGS static void setup_start_tag(struct bd_info *bd) { params = (struct tag *)bd->bi_boot_params; @@ -244,4 +232,17 @@ static void setup_end_tag(struct bd_info *bd) params->hdr.size = 0; } -#endif /* CONFIG_SETUP_MEMORY_TAGS || CONFIG_CMDLINE_TAG || CONFIG_INITRD_TAG */ +#endif /* CONFIG_SUPPORT_PASSING_ATAGS */ + +static ulong get_sp(void) +{ + ulong ret; + + asm("move %0, $sp" : "=r"(ret) : ); + return ret; +} + +void arch_lmb_reserve(struct lmb *lmb) +{ + arch_lmb_reserve_generic(lmb, get_sp(), gd->ram_top, 4096); +} |