Cleanup the mess in cpu_cache_init.

    
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

6 files changed, 40 insertions, 27 deletions

diff --git a/include/asm-mips/cpu-features.h b/include/asm-mips/cpu-features.h
index 698c21125a5c..03627cfb3e45 100644
--- a/include/asm-mips/cpu-features.h
+++ b/include/asm-mips/cpu-features.h
@@ -25,8 +25,19 @@
 #ifndef cpu_has_4kex
 #define cpu_has_4kex            (cpu_data[0].options & MIPS_CPU_4KEX)
 #endif
-#ifndef cpu_has_4ktlb
-#define cpu_has_4ktlb           (cpu_data[0].options & MIPS_CPU_4KTLB)
+#ifndef cpu_has_3k_cache
+#define cpu_has_3k_cache        (cpu_data[0].options & MIPS_CPU_3K_CACHE)
+#endif
+#define cpu_has_6k_cache        0
+#define cpu_has_8k_cache        0
+#ifndef cpu_has_4k_cache
+#define cpu_has_4k_cache        (cpu_data[0].options & MIPS_CPU_4K_CACHE)
+#endif
+#ifndef cpu_has_tx39_cache
+#define cpu_has_tx39_cache      (cpu_data[0].options & MIPS_CPU_TX39_CACHE)
+#endif
+#ifndef cpu_has_sb1_cache
+#define cpu_has_sb1_cache       (cpu_data[0].options & MIPS_CPU_SB1_CACHE)
 #endif
 #ifndef cpu_has_fpu
 #define cpu_has_fpu             (cpu_data[0].options & MIPS_CPU_FPU)
diff --git a/include/asm-mips/cpu.h b/include/asm-mips/cpu.h
index 2e8b5a48b99f..46b2a8dc2ee0 100644
--- a/include/asm-mips/cpu.h
+++ b/include/asm-mips/cpu.h
@@ -217,25 +217,27 @@
  * CPU Option encodings
  */
 #define MIPS_CPU_TLB            0x00000001 /* CPU has TLB */
-/* Leave a spare bit for variant MMU types... */
-#define MIPS_CPU_4KEX           0x00000004 /* "R4K" exception model */
-#define MIPS_CPU_4KTLB          0x00000008 /* "R4K" TLB handler */
-#define MIPS_CPU_FPU            0x00000010 /* CPU has FPU */
-#define MIPS_CPU_32FPR          0x00000020 /* 32 dbl. prec. FP registers */
-#define MIPS_CPU_COUNTER        0x00000040 /* Cycle count/compare */
-#define MIPS_CPU_WATCH          0x00000080 /* watchpoint registers */
-#define MIPS_CPU_DIVEC          0x00000200 /* dedicated interrupt vector */
-#define MIPS_CPU_VCE            0x00000400 /* virt. coherence conflict possible */
-#define MIPS_CPU_CACHE_CDEX_P   0x00000800 /* Create_Dirty_Exclusive CACHE op */
-#define MIPS_CPU_CACHE_CDEX_S   0x00001000 /* ... same for seconary cache ... */
-#define MIPS_CPU_MCHECK         0x00002000 /* Machine check exception */
-#define MIPS_CPU_EJTAG          0x00004000 /* EJTAG exception */
-#define MIPS_CPU_NOFPUEX        0x00008000 /* no FPU exception */
-#define MIPS_CPU_LLSC           0x00010000 /* CPU has ll/sc instructions */
-#define MIPS_CPU_SUBSET_CACHES  0x00020000 /* P-cache subset enforced */
-#define MIPS_CPU_PREFETCH       0x00040000 /* CPU has usable prefetch */
-#define MIPS_CPU_VINT           0x00080000 /* CPU supports MIPSR2 vectored interrupts */
-#define MIPS_CPU_VEIC           0x00100000 /* CPU supports MIPSR2 external interrupt controller mode */
+#define MIPS_CPU_4KEX           0x00000002 /* "R4K" exception model */
+#define MIPS_CPU_3K_CACHE       0x00000004 /* R3000-style caches */
+#define MIPS_CPU_4K_CACHE       0x00000008 /* R4000-style caches */
+#define MIPS_CPU_TX39_CACHE     0x00000010 /* TX3900-style caches */
+#define MIPS_CPU_SB1_CACHE      0x00000020 /* SB1-style caches */
+#define MIPS_CPU_FPU            0x00000040 /* CPU has FPU */
+#define MIPS_CPU_32FPR          0x00000080 /* 32 dbl. prec. FP registers */
+#define MIPS_CPU_COUNTER        0x00000100 /* Cycle count/compare */
+#define MIPS_CPU_WATCH          0x00000200 /* watchpoint registers */
+#define MIPS_CPU_DIVEC          0x00000400 /* dedicated interrupt vector */
+#define MIPS_CPU_VCE            0x00000800 /* virt. coherence conflict possible */
+#define MIPS_CPU_CACHE_CDEX_P   0x00001000 /* Create_Dirty_Exclusive CACHE op */
+#define MIPS_CPU_CACHE_CDEX_S   0x00002000 /* ... same for seconary cache ... */
+#define MIPS_CPU_MCHECK         0x00004000 /* Machine check exception */
+#define MIPS_CPU_EJTAG          0x00008000 /* EJTAG exception */
+#define MIPS_CPU_NOFPUEX        0x00010000 /* no FPU exception */
+#define MIPS_CPU_LLSC           0x00020000 /* CPU has ll/sc instructions */
+#define MIPS_CPU_SUBSET_CACHES  0x00040000 /* P-cache subset enforced */
+#define MIPS_CPU_PREFETCH       0x00080000 /* CPU has usable prefetch */
+#define MIPS_CPU_VINT           0x00100000 /* CPU supports MIPSR2 vectored interrupts */
+#define MIPS_CPU_VEIC           0x00200000 /* CPU supports MIPSR2 external interrupt controller mode */
 
 /*
  * CPU ASE encodings
diff --git a/include/asm-mips/mach-ip22/cpu-feature-overrides.h b/include/asm-mips/mach-ip22/cpu-feature-overrides.h
index ac71b4d6510a..ab9714668177 100644
--- a/include/asm-mips/mach-ip22/cpu-feature-overrides.h
+++ b/include/asm-mips/mach-ip22/cpu-feature-overrides.h
@@ -13,7 +13,7 @@
  */
 #define cpu_has_tlb             1
 #define cpu_has_4kex            1
-#define cpu_has_4ktlb           1
+#define cpu_has_4kcache         1
 #define cpu_has_fpu             1
 #define cpu_has_32fpr           1
 #define cpu_has_counter         1
diff --git a/include/asm-mips/mach-mips/cpu-feature-overrides.h b/include/asm-mips/mach-mips/cpu-feature-overrides.h
index 98927f8b5f6d..5c5edbf93707 100644
--- a/include/asm-mips/mach-mips/cpu-feature-overrides.h
+++ b/include/asm-mips/mach-mips/cpu-feature-overrides.h
@@ -17,7 +17,7 @@
 #ifdef CONFIG_CPU_MIPS32_R1
 #define cpu_has_tlb             1
 #define cpu_has_4kex            1
-#define cpu_has_4ktlb           1
+#define cpu_has_4kcache         1
 /* #define cpu_has_fpu          ? */
 /* #define cpu_has_32fpr        ? */
 #define cpu_has_counter         1
@@ -43,7 +43,7 @@
 #ifdef CONFIG_CPU_MIPS64_R1
 #define cpu_has_tlb             1
 #define cpu_has_4kex            1
-#define cpu_has_4ktlb           1
+#define cpu_has_4kcache         1
 /* #define cpu_has_fpu          ? */
 /* #define cpu_has_32fpr        ? */
 #define cpu_has_counter         1
diff --git a/include/asm-mips/mach-rm200/cpu-feature-overrides.h b/include/asm-mips/mach-rm200/cpu-feature-overrides.h
index 9b2a40524679..79f9b064c864 100644
--- a/include/asm-mips/mach-rm200/cpu-feature-overrides.h
+++ b/include/asm-mips/mach-rm200/cpu-feature-overrides.h
@@ -14,7 +14,7 @@
 
 #define cpu_has_tlb             1
 #define cpu_has_4kex            1
-#define cpu_has_4ktlb           1
+#define cpu_has_4kcache         1
 #define cpu_has_fpu             1
 #define cpu_has_32fpr           1
 #define cpu_has_counter         1
diff --git a/include/asm-mips/mach-sim/cpu-feature-overrides.h b/include/asm-mips/mach-sim/cpu-feature-overrides.h
index 09457217a57d..cadbe8eda79c 100644
--- a/include/asm-mips/mach-sim/cpu-feature-overrides.h
+++ b/include/asm-mips/mach-sim/cpu-feature-overrides.h
@@ -16,7 +16,7 @@
 #ifdef CONFIG_CPU_MIPS32
 #define cpu_has_tlb             1
 #define cpu_has_4kex            1
-#define cpu_has_4ktlb           1
+#define cpu_has_4kcache         1
 #define cpu_has_fpu             0
 /* #define cpu_has_32fpr        ? */
 #define cpu_has_counter         1
@@ -41,7 +41,7 @@
 #ifdef CONFIG_CPU_MIPS64
 #define cpu_has_tlb             1
 #define cpu_has_4kex            1
-#define cpu_has_4ktlb           1
+#define cpu_has_4kcache         1
 /* #define cpu_has_fpu          ? */
 /* #define cpu_has_32fpr        ? */
 #define cpu_has_counter         1