diff options
| author | Yinghai Lu <yhlu.kernel@gmail.com> | 2008-06-18 17:27:08 -0700 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-07-08 10:39:01 +0200 |
| commit | 95a71a45c250177854f7c530810c88a8a19a443b (patch) | |
| tree | 9a063a825cdc5d088973ad06b7cecfb789c3a0dd /arch/x86/kernel/e820.c | |
| parent | 66a6f8d539416c9664f3a04ecb12f55a0097ab8c (diff) | |
x86: cleanup machine_specific_memory_setup, v2
1. let 64bit support 88 and e801 too
2. introduce default_machine_specific_memory_setup, and reuse it
for voyager
v2: fix 64 bit compiling
Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/kernel/e820.c')
| -rw-r--r-- | arch/x86/kernel/e820.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/arch/x86/kernel/e820.c b/arch/x86/kernel/e820.c index 49477484a2fa..7b613d2efb04 100644 --- a/arch/x86/kernel/e820.c +++ b/arch/x86/kernel/e820.c @@ -1029,7 +1029,7 @@ void __init e820_reserve_resources(void) } } -char *__init __attribute__((weak)) machine_specific_memory_setup(void) +char *__init default_machine_specific_memory_setup(void) { char *who = "BIOS-e820"; int new_nr; @@ -1045,10 +1045,7 @@ char *__init __attribute__((weak)) machine_specific_memory_setup(void) &new_nr); boot_params.e820_entries = new_nr; if (copy_e820_map(boot_params.e820_map, boot_params.e820_entries) < 0) { -#ifdef CONFIG_X86_64 - early_panic("Cannot find a valid memory map"); -#else - unsigned long mem_size; + u64 mem_size; /* compare results from other methods and take the greater */ if (boot_params.alt_mem_k @@ -1063,13 +1060,17 @@ char *__init __attribute__((weak)) machine_specific_memory_setup(void) e820.nr_map = 0; e820_add_region(0, LOWMEMSIZE(), E820_RAM); e820_add_region(HIGH_MEMORY, mem_size << 10, E820_RAM); -#endif } /* In case someone cares... */ return who; } +char *__init __attribute__((weak)) machine_specific_memory_setup(void) +{ + return default_machine_specific_memory_setup(); +} + /* Overridden in paravirt.c if CONFIG_PARAVIRT */ char * __init __attribute__((weak)) memory_setup(void) { |