summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
Diffstat
-rw-r--r--arch/powerpc/Makefile1
-rw-r--r--arch/powerpc/kernel/cputable.c8
-rw-r--r--arch/powerpc/mm/hash_low_32.S34
-rw-r--r--arch/powerpc/mm/ppc_mmu_32.c10
-rw-r--r--arch/um/sys-ppc/misc.S6
-rw-r--r--include/asm-powerpc/cputable.h19
-rw-r--r--include/asm-ppc/mmu.h17
7 files changed, 1 insertions, 94 deletions
diff --git a/arch/powerpc/Makefile b/arch/powerpc/Makefile
index ed5b26aa8be..01667d1d571 100644
--- a/arch/powerpc/Makefile
+++ b/arch/powerpc/Makefile
@@ -108,7 +108,6 @@ ifeq ($(CONFIG_6xx),y)
CFLAGS += -mcpu=powerpc
endif
-cpu-as-$(CONFIG_PPC64BRIDGE) += -Wa,-mppc64bridge
cpu-as-$(CONFIG_4xx) += -Wa,-m405
cpu-as-$(CONFIG_6xx) += -Wa,-maltivec
cpu-as-$(CONFIG_POWER4) += -Wa,-maltivec
diff --git a/arch/powerpc/kernel/cputable.c b/arch/powerpc/kernel/cputable.c
index dfe2fcfb20a..abf7d42a8b0 100644
--- a/arch/powerpc/kernel/cputable.c
+++ b/arch/powerpc/kernel/cputable.c
@@ -189,17 +189,11 @@ struct cpu_spec cpu_specs[] = {
.oprofile_type = PPC_OPROFILE_POWER4,
.platform = "ppc970",
},
-#endif /* CONFIG_PPC64 */
-#if defined(CONFIG_PPC64) || defined(CONFIG_POWER4)
{ /* PPC970FX */
.pvr_mask = 0xffff0000,
.pvr_value = 0x003c0000,
.cpu_name = "PPC970FX",
-#ifdef CONFIG_PPC32
- .cpu_features = CPU_FTRS_970_32,
-#else
.cpu_features = CPU_FTRS_PPC970,
-#endif
.cpu_user_features = COMMON_USER_POWER4 |
PPC_FEATURE_HAS_ALTIVEC_COMP,
.icache_bsize = 128,
@@ -210,8 +204,6 @@ struct cpu_spec cpu_specs[] = {
.oprofile_type = PPC_OPROFILE_POWER4,
.platform = "ppc970",
},
-#endif /* defined(CONFIG_PPC64) || defined(CONFIG_POWER4) */
-#ifdef CONFIG_PPC64
{ /* PPC970MP */
.pvr_mask = 0xffff0000,
.pvr_value = 0x00440000,
diff --git a/arch/powerpc/mm/hash_low_32.S b/arch/powerpc/mm/hash_low_32.S
index ea469eefa14..94255beeecd 100644
--- a/arch/powerpc/mm/hash_low_32.S
+++ b/arch/powerpc/mm/hash_low_32.S
@@ -74,12 +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
@@ -285,7 +279,6 @@ 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
@@ -299,21 +292,6 @@ 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
@@ -331,14 +309,8 @@ 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) */
@@ -516,14 +488,8 @@ _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
diff --git a/arch/powerpc/mm/ppc_mmu_32.c b/arch/powerpc/mm/ppc_mmu_32.c
index 1df731e42b5..ab5cd724b12 100644
--- a/arch/powerpc/mm/ppc_mmu_32.c
+++ b/arch/powerpc/mm/ppc_mmu_32.c
@@ -42,11 +42,7 @@ unsigned long _SDR1;
union ubat { /* BAT register values to be loaded */
BAT bat;
-#ifdef CONFIG_PPC64BRIDGE
- u64 word[2];
-#else
u32 word[2];
-#endif
} BATS[4][2]; /* 4 pairs of IBAT, DBAT */
struct batrange { /* stores address ranges mapped by BATs */
@@ -220,15 +216,9 @@ void __init MMU_init_hw(void)
if ( ppc_md.progress ) ppc_md.progress("hash:enter", 0x105);
-#ifdef CONFIG_PPC64BRIDGE
-#define LG_HPTEG_SIZE 7 /* 128 bytes per HPTEG */
-#define SDR1_LOW_BITS (lg_n_hpteg - 11)
-#define MIN_N_HPTEG 2048 /* min 256kB hash table */
-#else
#define LG_HPTEG_SIZE 6 /* 64 bytes per HPTEG */
#define SDR1_LOW_BITS ((n_hpteg - 1) >> 10)
#define MIN_N_HPTEG 1024 /* min 64kB hash table */
-#endif
/*
* Allow 1 HPTE (1/8 HPTEG) for each page of memory.
diff --git a/arch/um/sys-ppc/misc.S b/arch/um/sys-ppc/misc.S
index 11b7bd768cf..f0c971db47e 100644
--- a/arch/um/sys-ppc/misc.S
+++ b/arch/um/sys-ppc/misc.S
@@ -23,14 +23,10 @@
#define CACHE_LINE_SIZE 16
#define LG_CACHE_LINE_SIZE 4
#define MAX_COPY_PREFETCH 1
-#elif !defined(CONFIG_PPC64BRIDGE)
+#else
#define CACHE_LINE_SIZE 32
#define LG_CACHE_LINE_SIZE 5
#define MAX_COPY_PREFETCH 4
-#else
-#define CACHE_LINE_SIZE 128
-#define LG_CACHE_LINE_SIZE 7
-#define MAX_COPY_PREFETCH 1
#endif /* CONFIG_4xx || CONFIG_8xx */
.text
diff --git a/include/asm-powerpc/cputable.h b/include/asm-powerpc/cputable.h
index 69f2c242797..da6f417d2ca 100644
--- a/include/asm-powerpc/cputable.h
+++ b/include/asm-powerpc/cputable.h
@@ -300,13 +300,6 @@ extern void do_cpu_ftr_fixups(unsigned long offset);
CPU_FTR_COMMON)
#define CPU_FTRS_CLASSIC32 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE)
-#define CPU_FTRS_POWER3_32 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
- CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE)
-#define CPU_FTRS_POWER4_32 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
- CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE | CPU_FTR_NODSISRALIGN)
-#define CPU_FTRS_970_32 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
- CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE | CPU_FTR_ALTIVEC_COMP | \
- CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_NODSISRALIGN)
#define CPU_FTRS_8XX (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB)
#define CPU_FTRS_40X (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
CPU_FTR_NODSISRALIGN)
@@ -367,12 +360,6 @@ enum {
#else
CPU_FTRS_GENERIC_32 |
#endif
-#ifdef CONFIG_PPC64BRIDGE
- CPU_FTRS_POWER3_32 |
-#endif
-#ifdef CONFIG_POWER4
- CPU_FTRS_POWER4_32 | CPU_FTRS_970_32 |
-#endif
#ifdef CONFIG_8xx
CPU_FTRS_8XX |
#endif
@@ -412,12 +399,6 @@ enum {
#else
CPU_FTRS_GENERIC_32 &
#endif
-#ifdef CONFIG_PPC64BRIDGE
- CPU_FTRS_POWER3_32 &
-#endif
-#ifdef CONFIG_POWER4
- CPU_FTRS_POWER4_32 & CPU_FTRS_970_32 &
-#endif
#ifdef CONFIG_8xx
CPU_FTRS_8XX &
#endif
diff --git a/include/asm-ppc/mmu.h b/include/asm-ppc/mmu.h
index 80ae60481fb..8915c4c3ecb 100644
--- a/include/asm-ppc/mmu.h
+++ b/include/asm-ppc/mmu.h
@@ -31,20 +31,11 @@ typedef struct {
/* Hardware Page Table Entry */
typedef struct _PTE {
-#ifdef CONFIG_PPC64BRIDGE
- unsigned long long vsid:52;
- unsigned long api:5;
- unsigned long :5;
- unsigned long h:1;
- unsigned long v:1;
- unsigned long long rpn:52;
-#else /* CONFIG_PPC64BRIDGE */
unsigned long v:1; /* Entry is valid */
unsigned long vsid:24; /* Virtual segment identifier */
unsigned long h:1; /* Hash algorithm indicator */
unsigned long api:6; /* Abbreviated page index */
unsigned long rpn:20; /* Real (physical) page number */
-#endif /* CONFIG_PPC64BRIDGE */
unsigned long :3; /* Unused */
unsigned long r:1; /* Referenced */
unsigned long c:1; /* Changed */
@@ -85,11 +76,7 @@ typedef struct _P601_BATU { /* Upper part of BAT for 601 processor */
} P601_BATU;
typedef struct _BATU { /* Upper part of BAT (all except 601) */
-#ifdef CONFIG_PPC64BRIDGE
- unsigned long long bepi:47;
-#else /* CONFIG_PPC64BRIDGE */
unsigned long bepi:15; /* Effective page index (virtual address) */
-#endif /* CONFIG_PPC64BRIDGE */
unsigned long :4; /* Unused */
unsigned long bl:11; /* Block size mask */
unsigned long vs:1; /* Supervisor valid */
@@ -104,11 +91,7 @@ typedef struct _P601_BATL { /* Lower part of BAT for 601 processor */
} P601_BATL;
typedef struct _BATL { /* Lower part of BAT (all except 601) */
-#ifdef CONFIG_PPC64BRIDGE
- unsigned long long brpn:47;
-#else /* CONFIG_PPC64BRIDGE */
unsigned long brpn:15; /* Real page index (physical address) */
-#endif /* CONFIG_PPC64BRIDGE */
unsigned long :10; /* Unused */
unsigned long w:1; /* Write-thru cache */
unsigned long i:1; /* Cache inhibit */
generated by cgit (git 2.34.1) at 2024-11-10 13:38:52 +0000