linux 2.6.16.38 w/ vs2.0.3-rc1

[linux-2.6.git] / include / asm-frv / registers.h

diff --git a/include/asm-frv/registers.h b/include/asm-frv/registers.h
index 9666119..fccfd95 100644 (file)
--- a/include/asm-frv/registers.h
+++ b/include/asm-frv/registers.h
@@ -23,13 +23,7 @@
  *
  *     +0x2000 +----------------------
  *             | union {
- *             |       struct frv_frame0 {
- *             |               struct user_context {
- *             |                       struct user_int_regs
- *             |                       struct user_fpmedia_regs
- *             |               }
- *             |               struct frv_debug_regs
- *             |       }
+ *             |       struct user_context
  *             |       struct pt_regs [user exception]
  *             | }
  *             +---------------------- <-- __kernel_frame0_ptr (maybe GR28)
@@ -57,11 +51,11 @@
 #define _ASM_REGISTERS_H
 
 #ifndef __ASSEMBLY__
-#define __OFFSET(X,N)  ((X)+(N)*4)
+#define __OFFSET(X)    (X)
 #define __OFFSETC(X,N) xxxxxxxxxxxxxxxxxxxxxxxx
 #else
-#define __OFFSET(X,N)  ((X)+(N)*4)
-#define __OFFSETC(X,N) ((X)+(N))
+#define __OFFSET(X)    ((X)*4)
+#define __OFFSETC(X,N) ((X)*4+(N))
 #endif
 
 /*****************************************************************************/
@@ -123,13 +117,30 @@ struct pt_regs {
 
 #endif
 
+#define REG_PSR                __OFFSET( 0)    /* Processor Status Register */
+#define REG_ISR                __OFFSET( 1)    /* Integer Status Register */
+#define REG_CCR                __OFFSET( 2)    /* Condition Code Register */
+#define REG_CCCR       __OFFSET( 3)    /* Condition Code for Conditional Insns Register */
+#define REG_LR         __OFFSET( 4)    /* Link Register */
+#define REG_LCR                __OFFSET( 5)    /* Loop Count Register */
+#define REG_PC         __OFFSET( 6)    /* Program Counter */
+
+#define REG__STATUS    __OFFSET( 7)    /* exception status */
 #define REG__STATUS_STEP       0x00000001      /* - reenable single stepping on return */
 #define REG__STATUS_STEPPED    0x00000002      /* - single step caused exception */
 #define REG__STATUS_BROKE      0x00000004      /* - BREAK insn caused exception */
 #define REG__STATUS_SYSC_ENTRY 0x40000000      /* - T on syscall entry (ptrace.c only) */
 #define REG__STATUS_SYSC_EXIT  0x80000000      /* - T on syscall exit (ptrace.c only) */
 
-#define REG_GR(R)      __OFFSET(REG_GR0, (R))
+#define REG_SYSCALLNO  __OFFSET( 8)    /* syscall number or -1 */
+#define REG_ORIG_GR8   __OFFSET( 9)    /* saved GR8 for signal handling */
+#define REG_GNER0      __OFFSET(10)
+#define REG_GNER1      __OFFSET(11)
+#define REG_IACC0      __OFFSET(12)
+
+#define REG_TBR                __OFFSET(14)    /* Trap Vector Register */
+#define REG_GR(R)      __OFFSET((14+(R)))
+#define REG__END       REG_GR(32)
 
 #define REG_SP         REG_GR(1)
 #define REG_FP         REG_GR(2)
@@ -138,21 +149,27 @@ struct pt_regs {
 
 /*****************************************************************************/
 /*
- * debugging registers
+ * extension tacked in front of the exception frame in debug mode
  */
 #ifndef __ASSEMBLY__
 
-struct frv_debug_regs
+struct pt_debug_regs
 {
+       unsigned long           bpsr;
        unsigned long           dcr;
-       unsigned long           ibar[4] __attribute__((aligned(8)));
-       unsigned long           dbar[4] __attribute__((aligned(8)));
-       unsigned long           dbdr[4][4] __attribute__((aligned(8)));
-       unsigned long           dbmr[4][4] __attribute__((aligned(8)));
+       unsigned long           brr;
+       unsigned long           nmar;
+       struct pt_regs          normal_regs;
 } __attribute__((aligned(8)));
 
 #endif
 
+#define REG_NMAR               __OFFSET(-1)
+#define REG_BRR                        __OFFSET(-2)
+#define REG_DCR                        __OFFSET(-3)
+#define REG_BPSR               __OFFSET(-4)
+#define REG__DEBUG_XTRA                __OFFSET(4)
+
 /*****************************************************************************/
 /*
  * userspace registers
@@ -206,27 +223,33 @@ struct user_context
        void *extension;
 } __attribute__((aligned(8)));
 
-struct frv_frame0 {
-       union {
-               struct pt_regs          regs;
-               struct user_context     uc;
-       };
-
-       struct frv_debug_regs           debug;
-
-} __attribute__((aligned(32)));
-
 #endif
 
-#define __INT_GR(R)            __OFFSET(__INT_GR0,             (R))
-
-#define __FPMEDIA_FR(R)                __OFFSET(__FPMEDIA_FR0,         (R))
-#define __FPMEDIA_FNER(R)      __OFFSET(__FPMEDIA_FNER0,       (R))
-#define __FPMEDIA_MSR(R)       __OFFSET(__FPMEDIA_MSR0,        (R))
-#define __FPMEDIA_ACC(R)       __OFFSET(__FPMEDIA_ACC0,        (R))
-#define __FPMEDIA_ACCG(R)      __OFFSETC(__FPMEDIA_ACCG0,      (R))
-#define __FPMEDIA_FSR(R)       __OFFSET(__FPMEDIA_FSR0,        (R))
-
-#define __THREAD_GR(R)         __OFFSET(__THREAD_GR16,         (R) - 16)
+#define NR_USER_INT_REGS       (14 + 64)
+#define NR_USER_FPMEDIA_REGS   (64 + 2 + 2 + 8 + 8/4 + 1)
+#define NR_USER_CONTEXT                (NR_USER_INT_REGS + NR_USER_FPMEDIA_REGS + 1)
+
+#define USER_CONTEXT_SIZE      (((NR_USER_CONTEXT + 1) & ~1) * 4)
+
+#define __THREAD_FRAME         __OFFSET(0)
+#define __THREAD_CURR          __OFFSET(1)
+#define __THREAD_SP            __OFFSET(2)
+#define __THREAD_FP            __OFFSET(3)
+#define __THREAD_LR            __OFFSET(4)
+#define __THREAD_PC            __OFFSET(5)
+#define __THREAD_GR(R)         __OFFSET(6 + (R) - 16)
+#define __THREAD_FRAME0                __OFFSET(19)
+#define __THREAD_USER          __OFFSET(19)
+
+#define __USER_INT             __OFFSET(0)
+#define __INT_GR(R)            __OFFSET(14 + (R))
+
+#define __USER_FPMEDIA         __OFFSET(NR_USER_INT_REGS)
+#define __FPMEDIA_FR(R)                __OFFSET(NR_USER_INT_REGS + (R))
+#define __FPMEDIA_FNER(R)      __OFFSET(NR_USER_INT_REGS + 64 + (R))
+#define __FPMEDIA_MSR(R)       __OFFSET(NR_USER_INT_REGS + 66 + (R))
+#define __FPMEDIA_ACC(R)       __OFFSET(NR_USER_INT_REGS + 68 + (R))
+#define __FPMEDIA_ACCG(R)      __OFFSETC(NR_USER_INT_REGS + 76, (R))
+#define __FPMEDIA_FSR(R)       __OFFSET(NR_USER_INT_REGS + 78 + (R))
 
 #endif /* _ASM_REGISTERS_H */