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[SPARC64]: Use regsets for ELF core dumping. 

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2008-02-07 04:19:34 -08:00
parent e72d71c405
commit 3389742f3c
2 changed files with 9 additions and 52 deletions
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31
arch/sparc64/kernel/binfmt_elf32.c
View File

@ -1,7 +1,7 @@
/*
* binfmt_elf32.c: Support 32-bit Sparc ELF binaries on Ultra.
*
* Copyright (C) 1995, 1996, 1997, 1998 David S. Miller (davem@davemloft.net)
* Copyright (C) 1995, 1996, 1997, 1998, 2008 David S. Miller (davem@davemloft.net)
* Copyright (C) 1995, 1996, 1997, 1998 Jakub Jelinek (jj@ultra.linux.cz)
*/
@ -9,13 +9,6 @@
#define ELF_CLASS ELFCLASS32
#define ELF_DATA ELFDATA2MSB;
/* For the most part we present code dumps in the format
* Solaris does.
*/
typedef unsigned int elf_greg_t;
#define ELF_NGREG 38
typedef elf_greg_t elf_gregset_t[ELF_NGREG];
/* Format is:
* G0 --> G7
* O0 --> O7
@ -23,25 +16,9 @@ typedef elf_greg_t elf_gregset_t[ELF_NGREG];
* I0 --> I7
* PSR, PC, nPC, Y, WIM, TBR
*/
#include <asm/psrcompat.h>
#define ELF_CORE_COPY_REGS(__elf_regs, __pt_regs) \
do { unsigned int *dest = &(__elf_regs[0]); \
struct pt_regs *src = (__pt_regs); \
unsigned int __user *sp; \
int i; \
for(i = 0; i < 16; i++) \
dest[i] = (unsigned int) src->u_regs[i];\
/* Don't try this at home kids... */ \
sp = (unsigned int __user *) (src->u_regs[14] & \
0x00000000fffffffc); \
for(i = 0; i < 16; i++) \
__get_user(dest[i+16], &sp[i]); \
dest[32] = tstate_to_psr(src->tstate); \
dest[33] = (unsigned int) src->tpc; \
dest[34] = (unsigned int) src->tnpc; \
dest[35] = src->y; \
dest[36] = dest[37] = 0; /* XXX */ \
} while(0);
typedef unsigned int elf_greg_t;
#define ELF_NGREG 38
typedef elf_greg_t elf_gregset_t[ELF_NGREG];
typedef struct {
union {

30
include/asm-sparc64/elf.h
View File

@ -72,6 +72,8 @@
#define HWCAP_SPARC_BLKINIT 64
#define HWCAP_SPARC_N2 128
#define CORE_DUMP_USE_REGSET
/*
* These are used to set parameters in the core dumps.
*/
@ -80,10 +82,6 @@
#define ELF_CLASS ELFCLASS64
#define ELF_DATA ELFDATA2MSB
typedef unsigned long elf_greg_t;
#define ELF_NGREG 36
typedef elf_greg_t elf_gregset_t[ELF_NGREG];
/* Format of 64-bit elf_gregset_t is:
* G0 --> G7
* O0 --> O7
@ -94,24 +92,9 @@ typedef elf_greg_t elf_gregset_t[ELF_NGREG];
* TNPC
* Y
*/
#define ELF_CORE_COPY_REGS(__elf_regs, __pt_regs) \
do { unsigned long *dest = &(__elf_regs[0]); \
struct pt_regs *src = (__pt_regs); \
unsigned long __user *sp; \
int i; \
for(i = 0; i < 16; i++) \
dest[i] = src->u_regs[i]; \
/* Don't try this at home kids... */ \
sp = (unsigned long __user *) \
((src->u_regs[14] + STACK_BIAS) \
& 0xfffffffffffffff8UL); \
for(i = 0; i < 16; i++) \
__get_user(dest[i+16], &sp[i]); \
dest[32] = src->tstate; \
dest[33] = src->tpc; \
dest[34] = src->tnpc; \
dest[35] = src->y; \
} while (0);
typedef unsigned long elf_greg_t;
#define ELF_NGREG 36
typedef elf_greg_t elf_gregset_t[ELF_NGREG];
typedef struct {
unsigned long pr_regs[32];
@ -121,9 +104,6 @@ typedef struct {
} elf_fpregset_t;
#endif
#define ELF_CORE_COPY_TASK_REGS(__tsk, __elf_regs) \
({ ELF_CORE_COPY_REGS((*(__elf_regs)), task_pt_regs(__tsk)); 1; })
/*
* This is used to ensure we don't load something for the wrong architecture.
*/