powerpc: Get 64-bit configs to compile with ARCH=powerpc
[linux-2.6.git] / include / asm-powerpc / ppc_asm.h
index 6cd52c1..e4350e4 100644 (file)
@@ -1,10 +1,12 @@
 /*
  * Copyright (C) 1995-1999 Gary Thomas, Paul Mackerras, Cort Dougan.
  */
-
 #ifndef _ASM_POWERPC_PPC_ASM_H
 #define _ASM_POWERPC_PPC_ASM_H
 
+#include <linux/stringify.h>
+#include <linux/config.h>
+
 #ifdef __ASSEMBLY__
 
 /*
 #define RFDI           .long 0x4c00004e        /* rfdi instruction */
 #define RFMCI          .long 0x4c00004c        /* rfmci instruction */
 
+#ifdef CONFIG_PPC64
+
+#define XGLUE(a,b) a##b
+#define GLUE(a,b) XGLUE(a,b)
+
+#define _GLOBAL(name) \
+       .section ".text"; \
+       .align 2 ; \
+       .globl name; \
+       .globl GLUE(.,name); \
+       .section ".opd","aw"; \
+name: \
+       .quad GLUE(.,name); \
+       .quad .TOC.@tocbase; \
+       .quad 0; \
+       .previous; \
+       .type GLUE(.,name),@function; \
+GLUE(.,name):
+
+#define _KPROBE(name) \
+       .section ".kprobes.text","a"; \
+       .align 2 ; \
+       .globl name; \
+       .globl GLUE(.,name); \
+       .section ".opd","aw"; \
+name: \
+       .quad GLUE(.,name); \
+       .quad .TOC.@tocbase; \
+       .quad 0; \
+       .previous; \
+       .type GLUE(.,name),@function; \
+GLUE(.,name):
+
+#define _STATIC(name) \
+       .section ".text"; \
+       .align 2 ; \
+       .section ".opd","aw"; \
+name: \
+       .quad GLUE(.,name); \
+       .quad .TOC.@tocbase; \
+       .quad 0; \
+       .previous; \
+       .type GLUE(.,name),@function; \
+GLUE(.,name):
+
+#else /* 32-bit */
+
+#define _GLOBAL(n)     \
+       .text;          \
+       .stabs __stringify(n:F-1),N_FUN,0,0,n;\
+       .globl n;       \
+n:
+
+#define _KPROBE(n)     \
+       .section ".kprobes.text","a";   \
+       .globl  n;      \
+n:
+
+#endif
+
 /* 
  * LOADADDR( rn, name )
  *   loads the address of 'name' into 'rn'
@@ -251,31 +313,9 @@ END_FTR_SECTION_IFCLR(CPU_FTR_601)
        .previous
 #endif
 
-/*
- * On 64-bit cpus, we use the rfid instruction instead of rfi, but
- * we then have to make sure we preserve the top 32 bits except for
- * the 64-bit mode bit, which we clear.
- */
-#if defined(CONFIG_PPC64BRIDGE)
-#define        FIX_SRR1(ra, rb)        \
-       mr      rb,ra;          \
-       mfmsr   ra;             \
-       clrldi  ra,ra,1;                /* turn off 64-bit mode */ \
-       rldimi  ra,rb,0,32
-#define        RFI             .long   0x4c000024      /* rfid instruction */
-#define MTMSRD(r)      .long   (0x7c000164 + ((r) << 21))      /* mtmsrd */
-#define CLR_TOP32(r)   rlwinm  (r),(r),0,0,31  /* clear top 32 bits */
-#elif defined(CONFIG_PPC64)
-/* Insert the high 32 bits of the MSR into what will be the new
-   MSR (via SRR1 and rfid)  This preserves the MSR.SF and MSR.ISF
-   bits. */
-
-#define FIX_SRR1(ra, rb)       \
-       mr      rb,ra;          \
-       mfmsr   ra;             \
-       rldimi  ra,rb,0,32
-
-#define CLR_TOP32(r)   rlwinm  (r),(r),0,0,31  /* clear top 32 bits */
+#ifdef CONFIG_PPC64
+#define RFI            rfid
+#define MTMSRD(r)      mtmsrd  r
 
 #else
 #define FIX_SRR1(ra, rb)