1 files changed, 53 insertions, 36 deletions

diff --git a/arch/arc/include/asm/arcregs.h b/arch/arc/include/asm/arcregs.h
index 372466b371bf..be33db8a2ee3 100644
--- a/arch/arc/include/asm/arcregs.h
+++ b/arch/arc/include/asm/arcregs.h
@@ -9,19 +9,16 @@
 #ifndef _ASM_ARC_ARCREGS_H
 #define _ASM_ARC_ARCREGS_H
 
-#ifdef __KERNEL__
-
 /* Build Configuration Registers */
 #define ARC_REG_DCCMBASE_BCR    0x61    /* DCCM Base Addr */
 #define ARC_REG_CRC_BCR         0x62
-#define ARC_REG_DVFB_BCR        0x64
-#define ARC_REG_EXTARITH_BCR    0x65
 #define ARC_REG_VECBASE_BCR     0x68
 #define ARC_REG_PERIBASE_BCR    0x69
-#define ARC_REG_FP_BCR          0x6B    /* Single-Precision FPU */
-#define ARC_REG_DPFP_BCR        0x6C    /* Dbl Precision FPU */
+#define ARC_REG_FP_BCR          0x6B    /* ARCompact: Single-Precision FPU */
+#define ARC_REG_DPFP_BCR        0x6C    /* ARCompact: Dbl Precision FPU */
 #define ARC_REG_DCCM_BCR        0x74    /* DCCM Present + SZ */
 #define ARC_REG_TIMERS_BCR      0x75
+#define ARC_REG_AP_BCR          0x76
 #define ARC_REG_ICCM_BCR        0x78
 #define ARC_REG_XY_MEM_BCR      0x79
 #define ARC_REG_MAC_BCR         0x7a
@@ -31,6 +28,9 @@
 #define ARC_REG_MIXMAX_BCR      0x7e
 #define ARC_REG_BARREL_BCR      0x7f
 #define ARC_REG_D_UNCACH_BCR    0x6A
+#define ARC_REG_BPU_BCR         0xc0
+#define ARC_REG_ISA_CFG_BCR     0xc1
+#define ARC_REG_SMART_BCR       0xFF
 
 /* status32 Bits Positions */
 #define STATUS_AE_BIT           5       /* Exception active */
@@ -191,14 +191,6 @@
 #define PAGES_TO_KB(n_pages)    ((n_pages) << (PAGE_SHIFT - 10))
 #define PAGES_TO_MB(n_pages)    (PAGES_TO_KB(n_pages) >> 10)
 
-#ifdef CONFIG_ARC_FPU_SAVE_RESTORE
-/* These DPFP regs need to be saved/restored across ctx-sw */
-struct arc_fpu {
-        struct {
-                unsigned int l, h;
-        } aux_dpfp[2];
-};
-#endif
 
 /*
  ***************************************************************
@@ -212,27 +204,19 @@ struct bcr_identity {
 #endif
 };
 
-#define EXTN_SWAP_VALID     0x1
-#define EXTN_NORM_VALID     0x2
-#define EXTN_MINMAX_VALID   0x2
-#define EXTN_BARREL_VALID   0x2
-
-struct bcr_extn {
+struct bcr_isa {
 #ifdef CONFIG_CPU_BIG_ENDIAN
-        unsigned int pad:20, crc:1, ext_arith:2, mul:2, barrel:2, minmax:2,
-                     norm:2, swap:1;
+        unsigned int pad1:23, atomic1:1, ver:8;
 #else
-        unsigned int swap:1, norm:2, minmax:2, barrel:2, mul:2, ext_arith:2,
-                     crc:1, pad:20;
+        unsigned int ver:8, atomic1:1, pad1:23;
 #endif
 };
 
-/* DSP Options Ref Manual */
-struct bcr_extn_mac_mul {
+struct bcr_mpy {
 #ifdef CONFIG_CPU_BIG_ENDIAN
-        unsigned int pad:16, type:8, ver:8;
+        unsigned int pad:8, x1616:8, dsp:4, cycles:2, type:2, ver:8;
 #else
-        unsigned int ver:8, type:8, pad:16;
+        unsigned int ver:8, type:2, cycles:2, dsp:4, x1616:8, pad:8;
 #endif
 };
 
@@ -251,6 +235,7 @@ struct bcr_perip {
         unsigned int pad:8, sz:8, pad2:8, start:8;
 #endif
 };
+
 struct bcr_iccm {
 #ifdef CONFIG_CPU_BIG_ENDIAN
         unsigned int base:16, pad:5, sz:3, ver:8;
@@ -277,8 +262,8 @@ struct bcr_dccm {
 #endif
 };
 
-/* Both SP and DP FPU BCRs have same format */
-struct bcr_fp {
+/* ARCompact: Both SP and DP FPU BCRs have same format */
+struct bcr_fp_arcompact {
 #ifdef CONFIG_CPU_BIG_ENDIAN
         unsigned int fast:1, ver:8;
 #else
@@ -286,6 +271,30 @@ struct bcr_fp {
 #endif
 };
 
+struct bcr_timer {
+#ifdef CONFIG_CPU_BIG_ENDIAN
+        unsigned int pad2:15, rtsc:1, pad1:6, t1:1, t0:1, ver:8;
+#else
+        unsigned int ver:8, t0:1, t1:1, pad1:6, rtsc:1, pad2:15;
+#endif
+};
+
+struct bcr_bpu_arcompact {
+#ifdef CONFIG_CPU_BIG_ENDIAN
+        unsigned int pad2:19, fam:1, pad:2, ent:2, ver:8;
+#else
+        unsigned int ver:8, ent:2, pad:2, fam:1, pad2:19;
+#endif
+};
+
+struct bcr_generic {
+#ifdef CONFIG_CPU_BIG_ENDIAN
+        unsigned int pad:24, ver:8;
+#else
+        unsigned int ver:8, pad:24;
+#endif
+};
+
 /*
  *******************************************************************
  * Generic structures to hold build configuration used at runtime
@@ -299,6 +308,10 @@ struct cpuinfo_arc_cache {
         unsigned int sz_k:8, line_len:8, assoc:4, ver:4, alias:1, vipt:1, pad:6;
 };
 
+struct cpuinfo_arc_bpu {
+        unsigned int ver, full, num_cache, num_pred;
+};
+
 struct cpuinfo_arc_ccm {
         unsigned int base_addr, sz;
 };
@@ -306,21 +319,25 @@ struct cpuinfo_arc_ccm {
 struct cpuinfo_arc {
         struct cpuinfo_arc_cache icache, dcache;
         struct cpuinfo_arc_mmu mmu;
+        struct cpuinfo_arc_bpu bpu;
         struct bcr_identity core;
-        unsigned int timers;
+        struct bcr_isa isa;
+        struct bcr_timer timers;
         unsigned int vec_base;
         unsigned int uncached_base;
         struct cpuinfo_arc_ccm iccm, dccm;
-        struct bcr_extn extn;
+        struct {
+                unsigned int swap:1, norm:1, minmax:1, barrel:1, crc:1, pad1:3,
+                             fpu_sp:1, fpu_dp:1, pad2:6,
+                             debug:1, ap:1, smart:1, rtt:1, pad3:4,
+                             pad4:8;
+        } extn;
+        struct bcr_mpy extn_mpy;
         struct bcr_extn_xymem extn_xymem;
-        struct bcr_extn_mac_mul extn_mac_mul;
-        struct bcr_fp fp, dpfp;
 };
 
 extern struct cpuinfo_arc cpuinfo_arc700[];
 
 #endif /* __ASEMBLY__ */
 
-#endif /* __KERNEL__ */
-
 #endif /* _ASM_ARC_ARCREGS_H */