X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=arch%2Fppc%2Fmm%2Fhashtable.S;fp=arch%2Fppc%2Fmm%2Fhashtable.S;h=31d0a924317c7d94a6f7c87a6d23225e5b79205f;hb=43bc926fffd92024b46cafaf7350d669ba9ca884;hp=ab83132a7ed0bf01cd571cfb40fb4aac0dbe2b7d;hpb=cee37fe97739d85991964371c1f3a745c00dd236;p=linux-2.6.git diff --git a/arch/ppc/mm/hashtable.S b/arch/ppc/mm/hashtable.S index ab83132a7..31d0a9243 100644 --- a/arch/ppc/mm/hashtable.S +++ b/arch/ppc/mm/hashtable.S @@ -1,6 +1,4 @@ /* - * arch/ppc/kernel/hashtable.S - * * $Id: hashtable.S,v 1.6 1999/10/08 01:56:15 paulus Exp $ * * PowerPC version @@ -30,7 +28,7 @@ #include #include #include -#include +#include #ifdef CONFIG_SMP .comm mmu_hash_lock,4 @@ -76,12 +74,6 @@ _GLOBAL(hash_page_sync) */ .text _GLOBAL(hash_page) -#ifdef CONFIG_PPC64BRIDGE - mfmsr r0 - clrldi r0,r0,1 /* make sure it's in 32-bit mode */ - MTMSRD(r0) - isync -#endif tophys(r7,0) /* gets -KERNELBASE into r7 */ #ifdef CONFIG_SMP addis r8,r7,mmu_hash_lock@h @@ -305,7 +297,6 @@ Hash_base = 0xc0180000 Hash_bits = 12 /* e.g. 256kB hash table */ Hash_msk = (((1 << Hash_bits) - 1) * 64) -#ifndef CONFIG_PPC64BRIDGE /* defines for the PTE format for 32-bit PPCs */ #define PTE_SIZE 8 #define PTEG_SIZE 64 @@ -319,21 +310,6 @@ Hash_msk = (((1 << Hash_bits) - 1) * 64) #define SET_V(r) oris r,r,PTE_V@h #define CLR_V(r,t) rlwinm r,r,0,1,31 -#else -/* defines for the PTE format for 64-bit PPCs */ -#define PTE_SIZE 16 -#define PTEG_SIZE 128 -#define LG_PTEG_SIZE 7 -#define LDPTEu ldu -#define STPTE std -#define CMPPTE cmpd -#define PTE_H 2 -#define PTE_V 1 -#define TST_V(r) andi. r,r,PTE_V -#define SET_V(r) ori r,r,PTE_V -#define CLR_V(r,t) li t,PTE_V; andc r,r,t -#endif /* CONFIG_PPC64BRIDGE */ - #define HASH_LEFT 31-(LG_PTEG_SIZE+Hash_bits-1) #define HASH_RIGHT 31-LG_PTEG_SIZE @@ -351,14 +327,8 @@ BEGIN_FTR_SECTION END_FTR_SECTION_IFSET(CPU_FTR_NEED_COHERENT) /* Construct the high word of the PPC-style PTE (r5) */ -#ifndef CONFIG_PPC64BRIDGE rlwinm r5,r3,7,1,24 /* put VSID in 0x7fffff80 bits */ rlwimi r5,r4,10,26,31 /* put in API (abbrev page index) */ -#else /* CONFIG_PPC64BRIDGE */ - clrlwi r3,r3,8 /* reduce vsid to 24 bits */ - sldi r5,r3,12 /* shift vsid into position */ - rlwimi r5,r4,16,20,24 /* put in API (abbrev page index) */ -#endif /* CONFIG_PPC64BRIDGE */ SET_V(r5) /* set V (valid) bit */ /* Get the address of the primary PTE group in the hash table (r3) */ @@ -542,14 +512,8 @@ _GLOBAL(flush_hash_pages) add r3,r3,r0 /* note code below trims to 24 bits */ /* Construct the high word of the PPC-style PTE (r11) */ -#ifndef CONFIG_PPC64BRIDGE rlwinm r11,r3,7,1,24 /* put VSID in 0x7fffff80 bits */ rlwimi r11,r4,10,26,31 /* put in API (abbrev page index) */ -#else /* CONFIG_PPC64BRIDGE */ - clrlwi r3,r3,8 /* reduce vsid to 24 bits */ - sldi r11,r3,12 /* shift vsid into position */ - rlwimi r11,r4,16,20,24 /* put in API (abbrev page index) */ -#endif /* CONFIG_PPC64BRIDGE */ SET_V(r11) /* set V (valid) bit */ #ifdef CONFIG_SMP