Fixup a few lose ends in explicit support for MIPS R1/R2.

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

diff --git a/arch/mips/kernel/Makefile b/arch/mips/kernel/Makefile
index 0213b34..72f2126 100644 (file)
--- a/arch/mips/kernel/Makefile
+++ b/arch/mips/kernel/Makefile
@@ -28,8 +28,8 @@ obj-$(CONFIG_CPU_RM9000)      += r4k_fpu.o r4k_switch.o
 obj-$(CONFIG_CPU_NEVADA)       += r4k_fpu.o r4k_switch.o
 obj-$(CONFIG_CPU_R10000)       += r4k_fpu.o r4k_switch.o
 obj-$(CONFIG_CPU_SB1)          += r4k_fpu.o r4k_switch.o
-obj-$(CONFIG_CPU_MIPS32_R1)    += r4k_fpu.o r4k_switch.o
-obj-$(CONFIG_CPU_MIPS64_R1)    += r4k_fpu.o r4k_switch.o
+obj-$(CONFIG_CPU_MIPS32)       += r4k_fpu.o r4k_switch.o
+obj-$(CONFIG_CPU_MIPS64)       += r4k_fpu.o r4k_switch.o
 obj-$(CONFIG_CPU_R6000)                += r6000_fpu.o r4k_switch.o
 
 obj-$(CONFIG_SMP)              += smp.o

diff --git a/arch/mips/kernel/r4k_switch.S b/arch/mips/kernel/r4k_switch.S
index 27361f4..d2afbd1 100644 (file)
--- a/arch/mips/kernel/r4k_switch.S
+++ b/arch/mips/kernel/r4k_switch.S
@@ -165,7 +165,7 @@ LEAF(_init_fpu)
 1:
 #endif
 
-#ifdef CONFIG_CPU_MIPS32_R1
+#ifdef CONFIG_CPU_MIPS32
        mtc1    t1, $f0
        mtc1    t1, $f1
        mtc1    t1, $f2

diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c
index e38f24b..eccae81 100644 (file)
--- a/arch/mips/kernel/traps.c
+++ b/arch/mips/kernel/traps.c
@@ -885,7 +885,7 @@ asmlinkage void cache_parity_error(void)
               reg_val & (1<<22) ? "E0 " : "");
        printk("IDX: 0x%08x\n", reg_val & ((1<<22)-1));
 
-#if defined(CONFIG_CPU_MIPS32_R1) || defined(CONFIG_CPU_MIPS64_R1)
+#if defined(CONFIG_CPU_MIPS32) || defined(CONFIG_CPU_MIPS64)
        if (reg_val & (1<<22))
                printk("DErrAddr0: 0x%0*lx\n", field, read_c0_derraddr0());
 

diff --git a/arch/mips/lib-32/Makefile b/arch/mips/lib-32/Makefile
index 8119996..ad28578 100644 (file)
--- a/arch/mips/lib-32/Makefile
+++ b/arch/mips/lib-32/Makefile
@@ -4,8 +4,8 @@
 
 lib-y  += csum_partial.o memset.o watch.o
 
-obj-$(CONFIG_CPU_MIPS32_R1)    += dump_tlb.o
-obj-$(CONFIG_CPU_MIPS64_R1)    += dump_tlb.o
+obj-$(CONFIG_CPU_MIPS32)       += dump_tlb.o
+obj-$(CONFIG_CPU_MIPS64)       += dump_tlb.o
 obj-$(CONFIG_CPU_NEVADA)       += dump_tlb.o
 obj-$(CONFIG_CPU_R10000)       += dump_tlb.o
 obj-$(CONFIG_CPU_R3000)                += r3k_dump_tlb.o

diff --git a/arch/mips/lib-64/Makefile b/arch/mips/lib-64/Makefile
index 8119996..ad28578 100644 (file)
--- a/arch/mips/lib-64/Makefile
+++ b/arch/mips/lib-64/Makefile
@@ -4,8 +4,8 @@
 
 lib-y  += csum_partial.o memset.o watch.o
 
-obj-$(CONFIG_CPU_MIPS32_R1)    += dump_tlb.o
-obj-$(CONFIG_CPU_MIPS64_R1)    += dump_tlb.o
+obj-$(CONFIG_CPU_MIPS32)       += dump_tlb.o
+obj-$(CONFIG_CPU_MIPS64)       += dump_tlb.o
 obj-$(CONFIG_CPU_NEVADA)       += dump_tlb.o
 obj-$(CONFIG_CPU_R10000)       += dump_tlb.o
 obj-$(CONFIG_CPU_R3000)                += r3k_dump_tlb.o

diff --git a/arch/mips/mm/Makefile b/arch/mips/mm/Makefile
index 0b738ad..b0178da 100644 (file)
--- a/arch/mips/mm/Makefile
+++ b/arch/mips/mm/Makefile
@@ -9,8 +9,8 @@ obj-$(CONFIG_32BIT)             += ioremap.o pgtable-32.o
 obj-$(CONFIG_64BIT)            += pgtable-64.o
 obj-$(CONFIG_HIGHMEM)          += highmem.o
 
-obj-$(CONFIG_CPU_MIPS32_R1)    += c-r4k.o cex-gen.o pg-r4k.o tlb-r4k.o
-obj-$(CONFIG_CPU_MIPS64_R1)    += c-r4k.o cex-gen.o pg-r4k.o tlb-r4k.o
+obj-$(CONFIG_CPU_MIPS32)       += c-r4k.o cex-gen.o pg-r4k.o tlb-r4k.o
+obj-$(CONFIG_CPU_MIPS64)       += c-r4k.o cex-gen.o pg-r4k.o tlb-r4k.o
 obj-$(CONFIG_CPU_NEVADA)       += c-r4k.o cex-gen.o pg-r4k.o tlb-r4k.o
 obj-$(CONFIG_CPU_R10000)       += c-r4k.o cex-gen.o pg-r4k.o tlb-andes.o
 obj-$(CONFIG_CPU_R3000)                += c-r3k.o tlb-r3k.o pg-r4k.o

diff --git a/arch/mips/oprofile/Makefile b/arch/mips/oprofile/Makefile
index 17b411b..354261d 100644 (file)
--- a/arch/mips/oprofile/Makefile
+++ b/arch/mips/oprofile/Makefile
@@ -10,6 +10,6 @@ DRIVER_OBJS = $(addprefix ../../../drivers/oprofile/, \
 
 oprofile-y                             := $(DRIVER_OBJS) common.o
 
-oprofile-$(CONFIG_CPU_MIPS32_R1)               += op_model_mipsxx.o
-oprofile-$(CONFIG_CPU_MIPS64_R1)               += op_model_mipsxx.o
+oprofile-$(CONFIG_CPU_MIPS32)          += op_model_mipsxx.o
+oprofile-$(CONFIG_CPU_MIPS64)          += op_model_mipsxx.o
 oprofile-$(CONFIG_CPU_RM9000)          += op_model_rm9000.o

diff --git a/include/asm-mips/addrspace.h b/include/asm-mips/addrspace.h
index 7abdb92..16c1c08 100644 (file)
--- a/include/asm-mips/addrspace.h
+++ b/include/asm-mips/addrspace.h
@@ -131,7 +131,7 @@
     || defined (CONFIG_CPU_R5000)                                      \
     || defined (CONFIG_CPU_NEVADA)                                     \
     || defined (CONFIG_CPU_TX49XX)                                     \
-    || defined (CONFIG_CPU_MIPS64_R1)
+    || defined (CONFIG_CPU_MIPS64)
 #define KUSIZE         _LLCONST_(0x0000010000000000)   /* 2^^40 */
 #define KUSIZE_64      _LLCONST_(0x0000010000000000)   /* 2^^40 */
 #define K0SIZE         _LLCONST_(0x0000001000000000)   /* 2^^36 */

diff --git a/include/asm-mips/bitops.h b/include/asm-mips/bitops.h
index 2ba2073..5496f90 100644 (file)
--- a/include/asm-mips/bitops.h
+++ b/include/asm-mips/bitops.h
@@ -12,6 +12,7 @@
 #include <linux/config.h>
 #include <linux/compiler.h>
 #include <linux/types.h>
+#include <asm/bug.h>
 #include <asm/byteorder.h>             /* sigh ... */
 #include <asm/cpu-features.h>
 
@@ -546,33 +547,27 @@ static inline int test_bit(unsigned long nr, const volatile unsigned long *addr)
        return 1UL & (addr[nr >> SZLONG_LOG] >> (nr & SZLONG_MASK));
 }
 
-#ifdef CONFIG_CPU_MIPS32_R1
 /*
- * Return the bit position (0..31) of the most significant 1 bit in a word
+ * Return the bit position (0..63) of the most significant 1 bit in a word
  * Returns -1 if no 1 bit exists
  */
-static __inline__ int __ilog2(unsigned long x)
+static inline int __ilog2(unsigned long x)
 {
        int lz;
 
-       __asm__ (
-       "       .set    push                                            \n"
-       "       .set    mips32                                          \n"
-       "       clz     %0, %1                                          \n"
-       "       .set    pop                                             \n"
-       : "=r" (lz)
-       : "r" (x));
+       if (sizeof(x) == 4) {
+               __asm__ (
+               "       .set    push                                    \n"
+               "       .set    mips32                                  \n"
+               "       clz     %0, %1                                  \n"
+               "       .set    pop                                     \n"
+               : "=r" (lz)
+               : "r" (x));
 
-       return 31 - lz;
-}
-#elif defined(CONFIG_CPU_MIPS64_R1)
-/*
- * Return the bit position (0..63) of the most significant 1 bit in a word
- * Returns -1 if no 1 bit exists
- */
-static __inline__ int __ilog2(unsigned long x)
-{
-       int lz;
+               return 31 - lz;
+       }
+
+       BUG_ON(sizeof(x) != 8);
 
        __asm__ (
        "       .set    push                                            \n"
@@ -584,7 +579,6 @@ static __inline__ int __ilog2(unsigned long x)
 
        return 63 - lz;
 }
-#endif
 
 /*
  * __ffs - find first bit in word.
@@ -595,7 +589,7 @@ static __inline__ int __ilog2(unsigned long x)
  */
 static inline unsigned long __ffs(unsigned long word)
 {
-#if defined(CONFIG_CPU_MIPS32_R1) || defined(CONFIG_CPU_MIPS64_R1)
+#if defined(CONFIG_CPU_MIPS32) || defined(CONFIG_CPU_MIPS64)
        return __ilog2(word & -word);
 #else
        int b = 0, s;
@@ -606,6 +600,8 @@ static inline unsigned long __ffs(unsigned long word)
        s =  4; if (word << 28 != 0) s = 0; b += s; word >>= s;
        s =  2; if (word << 30 != 0) s = 0; b += s; word >>= s;
        s =  1; if (word << 31 != 0) s = 0; b += s;
+
+       return b;
 #endif
 #ifdef CONFIG_64BIT
        s = 32; if (word << 32 != 0) s = 0; b += s; word >>= s;
@@ -614,9 +610,10 @@ static inline unsigned long __ffs(unsigned long word)
        s =  4; if (word << 60 != 0) s = 0; b += s; word >>= s;
        s =  2; if (word << 62 != 0) s = 0; b += s; word >>= s;
        s =  1; if (word << 63 != 0) s = 0; b += s;
-#endif
+
        return b;
 #endif
+#endif
 }
 
 /*
@@ -655,10 +652,10 @@ static inline unsigned long ffz(unsigned long word)
  */
 static inline unsigned long flz(unsigned long word)
 {
-#if defined(CONFIG_CPU_MIPS32_R1) || defined(CONFIG_CPU_MIPS64_R1)
+#if defined(CONFIG_CPU_MIPS32) || defined(CONFIG_CPU_MIPS64)
        return __ilog2(~word);
 #else
-#if defined(CONFIG_32BIT)
+#ifdef CONFIG_32BIT
        int r = 31, s;
        word = ~word;
        s = 16; if ((word & 0xffff0000)) s = 0; r -= s; word <<= s;
@@ -666,8 +663,10 @@ static inline unsigned long flz(unsigned long word)
        s = 4;  if ((word & 0xf0000000)) s = 0; r -= s; word <<= s;
        s = 2;  if ((word & 0xc0000000)) s = 0; r -= s; word <<= s;
        s = 1;  if ((word & 0x80000000)) s = 0; r -= s;
+
+       return r;
 #endif
-#if defined(CONFIG_64BIT)
+#ifdef CONFIG_64BIT
        int r = 63, s;
        word = ~word;
        s = 32; if ((word & 0xffffffff00000000UL)) s = 0; r -= s; word <<= s;
@@ -676,9 +675,10 @@ static inline unsigned long flz(unsigned long word)
        s = 4;  if ((word & 0xf000000000000000UL)) s = 0; r -= s; word <<= s;
        s = 2;  if ((word & 0xc000000000000000UL)) s = 0; r -= s; word <<= s;
        s = 1;  if ((word & 0x8000000000000000UL)) s = 0; r -= s;
-#endif
+
        return r;
 #endif
+#endif
 }
 
 /*

diff --git a/include/asm-mips/hazards.h b/include/asm-mips/hazards.h
index 5250231..7517189 100644 (file)
--- a/include/asm-mips/hazards.h
+++ b/include/asm-mips/hazards.h
@@ -232,7 +232,7 @@ __asm__(
 
 #endif
 
-#if defined(CONFIG_CPU_MIPS32_R2) || defined (CONFIG_CPU_MIPS64_R2)
+#ifdef CONFIG_CPU_MIPSR2
 #define instruction_hazard()                                           \
 do {                                                                   \
 __label__ __next;                                                      \

diff --git a/include/asm-mips/interrupt.h b/include/asm-mips/interrupt.h
index 0ba99f0..a573576 100644 (file)
--- a/include/asm-mips/interrupt.h
+++ b/include/asm-mips/interrupt.h
@@ -19,7 +19,7 @@ __asm__ (
        "       .set    push                                            \n"
        "       .set    reorder                                         \n"
        "       .set    noat                                            \n"
-#if defined(CONFIG_CPU_MIPS32_R2) || defined(CONFIG_CPU_MIPS64_R2)
+#ifdef CONFIG_CPU_MIPSR2
        "       ei                                                      \n"
 #else
        "       mfc0    $1,$12                                          \n"
@@ -51,7 +51,7 @@ __asm__ (
        "       .macro  local_irq_disable\n"
        "       .set    push                                            \n"
        "       .set    noat                                            \n"
-#if defined(CONFIG_CPU_MIPS32_R2) || defined(CONFIG_CPU_MIPS64_R2)
+#ifdef CONFIG_CPU_MIPSR2
        "       di                                                      \n"
 #else
        "       mfc0    $1,$12                                          \n"
@@ -91,7 +91,7 @@ __asm__ (
        "       .set    push                                            \n"
        "       .set    reorder                                         \n"
        "       .set    noat                                            \n"
-#if defined(CONFIG_CPU_MIPS32_R2) || defined(CONFIG_CPU_MIPS64_R2)
+#ifdef CONFIG_CPU_MIPSR2
        "       di      \\result                                        \n"
 #else
        "       mfc0    \\result, $12                                   \n"
@@ -115,8 +115,7 @@ __asm__ (
        "       .macro  local_irq_restore flags                         \n"
        "       .set    noreorder                                       \n"
        "       .set    noat                                            \n"
-#if (defined(CONFIG_CPU_MIPS32_R2) || defined(CONFIG_CPU_MIPS64_R2)) && \
-    defined(CONFIG_IRQ_CPU)
+#if defined(CONFIG_CPU_MIPSR2) && defined(CONFIG_IRQ_CPU)
        /*
         * Slow, but doesn't suffer from a relativly unlikely race
         * condition we're having since days 1.
@@ -125,7 +124,7 @@ __asm__ (
        "        di                                                     \n"
        "       ei                                                      \n"
        "1:                                                             \n"
-#elif defined(CONFIG_CPU_MIPS32_R2) || defined(CONFIG_CPU_MIPS64_R2)
+#elif defined(CONFIG_CPU_MIPSR2)
        /*
         * Fast, dangerous.  Life is fun, life is good.
         */

diff --git a/include/asm-mips/mach-mips/cpu-feature-overrides.h b/include/asm-mips/mach-mips/cpu-feature-overrides.h
index 5c5edbf..9f92aed 100644 (file)
--- a/include/asm-mips/mach-mips/cpu-feature-overrides.h
+++ b/include/asm-mips/mach-mips/cpu-feature-overrides.h
@@ -14,7 +14,7 @@
 /*
  * CPU feature overrides for MIPS boards
  */
-#ifdef CONFIG_CPU_MIPS32_R1
+#ifdef CONFIG_CPU_MIPS32
 #define cpu_has_tlb            1
 #define cpu_has_4kex           1
 #define cpu_has_4kcache                1
@@ -40,7 +40,7 @@
 #define cpu_icache_snoops_remote_store 1
 #endif
 
-#ifdef CONFIG_CPU_MIPS64_R1
+#ifdef CONFIG_CPU_MIPS64
 #define cpu_has_tlb            1
 #define cpu_has_4kex           1
 #define cpu_has_4kcache                1

diff --git a/include/asm-mips/page.h b/include/asm-mips/page.h
index 0076a53..ee25a77 100644 (file)
--- a/include/asm-mips/page.h
+++ b/include/asm-mips/page.h
@@ -76,7 +76,7 @@ static inline void copy_user_page(void *vto, void *vfrom, unsigned long vaddr,
  * These are used to make use of C type-checking..
  */
 #ifdef CONFIG_64BIT_PHYS_ADDR
-  #ifdef CONFIG_CPU_MIPS32_R1
+  #ifdef CONFIG_CPU_MIPS32
     typedef struct { unsigned long pte_low, pte_high; } pte_t;
     #define pte_val(x)    ((x).pte_low | ((unsigned long long)(x).pte_high << 32))
   #else