diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-01-31 00:40:09 +1100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-01-31 00:40:09 +1100 |
| commit | dd430ca20c40ecccd6954a7efd13d4398f507728 (patch) | |
| tree | b65089436d17b2bcc6054ede2e335a821b50007f /include/asm-x86/fixmap_32.h | |
| parent | 60e233172eabdd1f831bd48631b9626ce2279d9b (diff) | |
| parent | afadcd788f37bfa62d92662e54a720c26c91becf (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/x86/linux-2.6-x86
* git://git.kernel.org/pub/scm/linux/kernel/git/x86/linux-2.6-x86: (890 commits)
x86: fix nodemap_size according to nodeid bits
x86: fix overlap between pagetable with bss section
x86: add PCI IDs to k8topology_64.c
x86: fix early_ioremap pagetable ops
x86: use the same pgd_list for PAE and 64-bit
x86: defer cr3 reload when doing pud_clear()
x86: early boot debugging via FireWire (ohci1394_dma=early)
x86: don't special-case pmd allocations as much
x86: shrink some ifdefs in fault.c
x86: ignore spurious faults
x86: remove nx_enabled from fault.c
x86: unify fault_32|64.c
x86: unify fault_32|64.c with ifdefs
x86: unify fault_32|64.c by ifdef'd function bodies
x86: arch/x86/mm/init_32.c printk fixes
x86: arch/x86/mm/init_32.c cleanup
x86: arch/x86/mm/init_64.c printk fixes
x86: unify ioremap
x86: fixes some bugs about EFI memory map handling
x86: use reboot_type on EFI 32
...
Diffstat (limited to 'include/asm-x86/fixmap_32.h')
| -rw-r--r-- | include/asm-x86/fixmap_32.h | 24 |
1 files changed, 18 insertions, 6 deletions
diff --git a/include/asm-x86/fixmap_32.h b/include/asm-x86/fixmap_32.h index 249e753ac80..a7404d50686 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, @@ -90,11 +90,23 @@ enum fixed_addresses { FIX_PARAVIRT_BOOTMAP, #endif __end_of_permanent_fixed_addresses, - /* temporary boot-time mappings, used before ioremap() is functional */ -#define NR_FIX_BTMAPS 16 - FIX_BTMAP_END = __end_of_permanent_fixed_addresses, - FIX_BTMAP_BEGIN = FIX_BTMAP_END + NR_FIX_BTMAPS - 1, + /* + * 256 temporary boot-time mappings, used by early_ioremap(), + * before ioremap() is functional. + * + * We round it up to the next 512 pages boundary so that we + * can have a single pgd entry and a single pte table: + */ +#define NR_FIX_BTMAPS 64 +#define FIX_BTMAPS_NESTING 4 + FIX_BTMAP_END = + __end_of_permanent_fixed_addresses + 512 - + (__end_of_permanent_fixed_addresses & 511), + FIX_BTMAP_BEGIN = FIX_BTMAP_END + NR_FIX_BTMAPS*FIX_BTMAPS_NESTING - 1, FIX_WP_TEST, +#ifdef CONFIG_PROVIDE_OHCI1394_DMA_INIT + FIX_OHCI1394_BASE, +#endif __end_of_fixed_addresses }; |