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-rw-r--r--include/asm-mips/addrspace.h2
-rw-r--r--include/asm-mips/bitops.h54
-rw-r--r--include/asm-mips/hazards.h2
-rw-r--r--include/asm-mips/interrupt.h11
-rw-r--r--include/asm-mips/mach-mips/cpu-feature-overrides.h4
-rw-r--r--include/asm-mips/page.h2
6 files changed, 37 insertions, 38 deletions
diff --git a/include/asm-mips/addrspace.h b/include/asm-mips/addrspace.h
index 7abdb926faf1..16c1c08d0a03 100644
--- 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 2ba20730a3e5..5496f9064a6a 100644
--- 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 5250231e936e..7517189e469f 100644
--- 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 0ba99f019be9..a5735761f5e5 100644
--- 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 5c5edbf93707..9f92aed17754 100644
--- 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 0076a537cf0c..ee25a779bf49 100644
--- 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
generated by cgit v1.2.3 (git 2.39.0) at 2024-12-25 05:58:51 +0300