diff options
Diffstat (limited to 'arch/powerpc/include/asm/nohash/32/pte-8xx.h')
| -rw-r--r-- | arch/powerpc/include/asm/nohash/32/pte-8xx.h | 25 |
1 files changed, 11 insertions, 14 deletions
diff --git a/arch/powerpc/include/asm/nohash/32/pte-8xx.h b/arch/powerpc/include/asm/nohash/32/pte-8xx.h index 6dc0180fd5c7..f04cb46ae8a1 100644 --- a/arch/powerpc/include/asm/nohash/32/pte-8xx.h +++ b/arch/powerpc/include/asm/nohash/32/pte-8xx.h @@ -31,37 +31,34 @@ /* Definitions for 8xx embedded chips. */ #define _PAGE_PRESENT 0x0001 /* Page is valid */ #define _PAGE_NO_CACHE 0x0002 /* I: cache inhibit */ -#define _PAGE_SHARED 0x0004 /* No ASID (context) compare */ -#define _PAGE_SPECIAL 0x0008 /* SW entry, forced to 0 by the TLB miss */ +#define _PAGE_PRIVILEGED 0x0004 /* No ASID (context) compare */ +#define _PAGE_HUGE 0x0008 /* SPS: Small Page Size (1 if 16k, 512k or 8M)*/ #define _PAGE_DIRTY 0x0100 /* C: page changed */ /* These 4 software bits must be masked out when the L2 entry is loaded * into the TLB. */ #define _PAGE_GUARDED 0x0010 /* Copied to L1 G entry in DTLB */ -#define _PAGE_USER 0x0020 /* Copied to L1 APG lsb */ -#define _PAGE_EXEC 0x0040 /* Copied to L1 APG */ -#define _PAGE_WRITETHRU 0x0080 /* software: caching is write through */ -#define _PAGE_ACCESSED 0x0800 /* software: page referenced */ +#define _PAGE_SPECIAL 0x0020 /* SW entry */ +#define _PAGE_EXEC 0x0040 /* Copied to PP (bit 21) in ITLB */ +#define _PAGE_ACCESSED 0x0080 /* software: page referenced */ +#define _PAGE_NA 0x0200 /* Supervisor NA, User no access */ #define _PAGE_RO 0x0600 /* Supervisor RO, User no access */ #define _PMD_PRESENT 0x0001 -#define _PMD_BAD 0x0ff0 +#define _PMD_BAD 0x0fd0 #define _PMD_PAGE_MASK 0x000c #define _PMD_PAGE_8M 0x000c #define _PMD_PAGE_512K 0x0004 +#define _PMD_USER 0x0020 /* APG 1 */ /* Until my rework is finished, 8xx still needs atomic PTE updates */ #define PTE_ATOMIC_UPDATES 1 -/* We need to add _PAGE_SHARED to kernel pages */ -#define _PAGE_KERNEL_RO (_PAGE_SHARED | _PAGE_RO) -#define _PAGE_KERNEL_ROX (_PAGE_SHARED | _PAGE_RO | _PAGE_EXEC) -#define _PAGE_KERNEL_RW (_PAGE_SHARED | _PAGE_DIRTY | _PAGE_RW | \ - _PAGE_HWWRITE) -#define _PAGE_KERNEL_RWX (_PAGE_SHARED | _PAGE_DIRTY | _PAGE_RW | \ - _PAGE_HWWRITE | _PAGE_EXEC) +#ifdef CONFIG_PPC_16K_PAGES +#define _PAGE_PSIZE _PAGE_HUGE +#endif #endif /* __KERNEL__ */ #endif /* _ASM_POWERPC_NOHASH_32_PTE_8xx_H */ |