Fedora kernel-2.6.17-1.2142_FC4 patched with stable patch-2.6.17.4-vs2.0.2-rc26.diff

[linux-2.6.git] / include / asm-mips / cpu-features.h

diff --git a/include/asm-mips/cpu-features.h b/include/asm-mips/cpu-features.h
index 1df2c29..254e11e 100644 (file)
--- a/include/asm-mips/cpu-features.h
+++ b/include/asm-mips/cpu-features.h
@@ -4,6 +4,7 @@
  * for more details.
  *
  * Copyright (C) 2003, 2004 Ralf Baechle
+ * Copyright (C) 2004  Maciej W. Rozycki
  */
 #ifndef __ASM_CPU_FEATURES_H
 #define __ASM_CPU_FEATURES_H
@@ -24,11 +25,22 @@
 #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)
+#define cpu_has_fpu            (current_cpu_data.options & MIPS_CPU_FPU)
 #endif
 #ifndef cpu_has_32fpr
 #define cpu_has_32fpr          (cpu_data[0].options & MIPS_CPU_32FPR)
@@ -39,9 +51,6 @@
 #ifndef cpu_has_watch
 #define cpu_has_watch          (cpu_data[0].options & MIPS_CPU_WATCH)
 #endif
-#ifndef cpu_has_mips16
-#define cpu_has_mips16         (cpu_data[0].options & MIPS_CPU_MIPS16)
-#endif
 #ifndef cpu_has_divec
 #define cpu_has_divec          (cpu_data[0].options & MIPS_CPU_DIVEC)
 #endif
@@ -66,6 +75,18 @@
 #ifndef cpu_has_llsc
 #define cpu_has_llsc           (cpu_data[0].options & MIPS_CPU_LLSC)
 #endif
+#ifndef cpu_has_mips16
+#define cpu_has_mips16         (cpu_data[0].ases & MIPS_ASE_MIPS16)
+#endif
+#ifndef cpu_has_mdmx
+#define cpu_has_mdmx           (cpu_data[0].ases & MIPS_ASE_MDMX)
+#endif
+#ifndef cpu_has_mips3d
+#define cpu_has_mips3d         (cpu_data[0].ases & MIPS_ASE_MIPS3D)
+#endif
+#ifndef cpu_has_smartmips
+#define cpu_has_smartmips      (cpu_data[0].ases & MIPS_ASE_SMARTMIPS)
+#endif
 #ifndef cpu_has_vtag_icache
 #define cpu_has_vtag_icache    (cpu_data[0].icache.flags & MIPS_CACHE_VTAG)
 #endif
@@ -75,6 +96,9 @@
 #ifndef cpu_has_ic_fills_f_dc
 #define cpu_has_ic_fills_f_dc  (cpu_data[0].icache.flags & MIPS_CACHE_IC_F_DC)
 #endif
+#ifndef cpu_has_pindexed_dcache
+#define cpu_has_pindexed_dcache        (cpu_data[0].dcache.flags & MIPS_CACHE_PINDEX)
+#endif
 
 /*
  * I-Cache snoops remote store.  This only matters on SMP.  Some multiprocessors
@@ -95,18 +119,40 @@
 #endif
 #endif
 
+# ifndef cpu_has_mips32r1
+# define cpu_has_mips32r1      (cpu_data[0].isa_level & MIPS_CPU_ISA_M32R1)
+# endif
+# ifndef cpu_has_mips32r2
+# define cpu_has_mips32r2      (cpu_data[0].isa_level & MIPS_CPU_ISA_M32R2)
+# endif
+# ifndef cpu_has_mips64r1
+# define cpu_has_mips64r1      (cpu_data[0].isa_level & MIPS_CPU_ISA_M64R1)
+# endif
+# ifndef cpu_has_mips64r2
+# define cpu_has_mips64r2      (cpu_data[0].isa_level & MIPS_CPU_ISA_M64R2)
+# endif
+
 /*
- * Certain CPUs may throw bizarre exceptions if not the whole cacheline
- * contains valid instructions.  For these we ensure proper alignment of
- * signal trampolines and pad them to the size of a full cache lines with
- * nops.  This is also used in structure definitions so can't be a test macro
- * like the others.
+ * Shortcuts ...
  */
-#ifndef PLAT_TRAMPOLINE_STUFF_LINE
-#define PLAT_TRAMPOLINE_STUFF_LINE     0UL
+#define cpu_has_mips32 (cpu_has_mips32r1 | cpu_has_mips32r2)
+#define cpu_has_mips64 (cpu_has_mips64r1 | cpu_has_mips64r2)
+#define cpu_has_mips_r1        (cpu_has_mips32r1 | cpu_has_mips64r1)
+#define cpu_has_mips_r2        (cpu_has_mips32r2 | cpu_has_mips64r2)
+
+#ifndef cpu_has_dsp
+#define cpu_has_dsp            (cpu_data[0].ases & MIPS_ASE_DSP)
 #endif
 
-#ifdef CONFIG_MIPS32
+#ifdef CONFIG_MIPS_MT
+#ifndef cpu_has_mipsmt
+# define cpu_has_mipsmt                (cpu_data[0].ases & MIPS_ASE_MIPSMT)
+#endif
+#else
+# define cpu_has_mipsmt                0
+#endif
+
+#ifdef CONFIG_32BIT
 # ifndef cpu_has_nofpuex
 # define cpu_has_nofpuex       (cpu_data[0].options & MIPS_CPU_NOFPUEX)
 # endif
@@ -124,7 +170,7 @@
 # endif
 #endif
 
-#ifdef CONFIG_MIPS64
+#ifdef CONFIG_64BIT
 # ifndef cpu_has_nofpuex
 # define cpu_has_nofpuex               0
 # endif
@@ -142,6 +188,22 @@
 # endif
 #endif
 
+#ifdef CONFIG_CPU_MIPSR2
+# if defined(CONFIG_CPU_MIPSR2_IRQ_VI) && !defined(cpu_has_vint)
+#  define cpu_has_vint         (cpu_data[0].options & MIPS_CPU_VINT)
+# else
+#  define cpu_has_vint                 0
+# endif
+# if defined(CONFIG_CPU_MIPSR2_IRQ_EI) && !defined(cpu_has_veic)
+#  define cpu_has_veic         (cpu_data[0].options & MIPS_CPU_VEIC)
+# else
+#  define cpu_has_veic                 0
+# endif
+#else
+# define cpu_has_vint                  0
+# define cpu_has_veic                  0
+#endif
+
 #ifndef cpu_has_subset_pcaches
 #define cpu_has_subset_pcaches (cpu_data[0].options & MIPS_CPU_SUBSET_CACHES)
 #endif