diff options
| author | Ingo Molnar <mingo@elte.hu> | 2008-01-30 13:33:45 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-01-30 13:33:45 +0100 |
| commit | 1b42f51630c7eebce6fb780b480731eb81afd325 (patch) | |
| tree | 24505feab89996a27393947d014894b4abe7c271 /include | |
| parent | 64a8f852a20e90bf3018d3ace5b7f514f39db4cd (diff) | |
x86: enhance early_ioremap()
- allow nesting of up to 4 levels
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'include')
| -rw-r--r-- | include/asm-x86/fixmap_32.h | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/include/asm-x86/fixmap_32.h b/include/asm-x86/fixmap_32.h index 249e753ac80..0e990218a09 100644 --- a/include/asm-x86/fixmap_32.h +++ b/include/asm-x86/fixmap_32.h @@ -65,7 +65,7 @@ enum fixed_addresses { #endif #ifdef CONFIG_X86_VISWS_APIC FIX_CO_CPU, /* Cobalt timer */ - FIX_CO_APIC, /* Cobalt APIC Redirection Table */ + FIX_CO_APIC, /* Cobalt APIC Redirection Table */ FIX_LI_PCIA, /* Lithium PCI Bridge A */ FIX_LI_PCIB, /* Lithium PCI Bridge B */ #endif @@ -74,7 +74,7 @@ enum fixed_addresses { #endif #ifdef CONFIG_X86_CYCLONE_TIMER FIX_CYCLONE_TIMER, /*cyclone timer register*/ -#endif +#endif #ifdef CONFIG_HIGHMEM FIX_KMAP_BEGIN, /* reserved pte's for temporary kernel mappings */ FIX_KMAP_END = FIX_KMAP_BEGIN+(KM_TYPE_NR*NR_CPUS)-1, @@ -91,9 +91,10 @@ enum fixed_addresses { #endif __end_of_permanent_fixed_addresses, /* temporary boot-time mappings, used before ioremap() is functional */ -#define NR_FIX_BTMAPS 16 +#define NR_FIX_BTMAPS 16 +#define FIX_BTMAPS_NESTING 4 FIX_BTMAP_END = __end_of_permanent_fixed_addresses, - FIX_BTMAP_BEGIN = FIX_BTMAP_END + NR_FIX_BTMAPS - 1, + FIX_BTMAP_BEGIN = FIX_BTMAP_END + NR_FIX_BTMAPS*FIX_BTMAPS_NESTING - 1, FIX_WP_TEST, __end_of_fixed_addresses }; |