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| author | Linus Torvalds <torvalds@g5.osdl.org> | 2005-11-11 09:22:27 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-11-11 09:22:27 -0800 |
| commit | 9b80b11c3faa460cf42904a1e368bf2cd075aff6 (patch) | |
| tree | ecc349bbb90856c97be1b93cc9595ceea82fe2c5 /arch/powerpc/xmon/xmon.c | |
| parent | b0b7b8eac33dc0f58ce9e7b7a61cf6529ee0b38c (diff) | |
| parent | 271c3f35bd36613513e2c2cc90dc914a84df116e (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc-merge
Diffstat (limited to 'arch/powerpc/xmon/xmon.c')
| -rw-r--r-- | arch/powerpc/xmon/xmon.c | 25 |
1 files changed, 18 insertions, 7 deletions
diff --git a/arch/powerpc/xmon/xmon.c b/arch/powerpc/xmon/xmon.c index cfcb2a56d66..ef4356b29a9 100644 --- a/arch/powerpc/xmon/xmon.c +++ b/arch/powerpc/xmon/xmon.c @@ -1467,17 +1467,23 @@ read_spr(int n) { unsigned int instrs[2]; unsigned long (*code)(void); - unsigned long opd[3]; unsigned long ret = -1UL; +#ifdef CONFIG_PPC64 + unsigned long opd[3]; - instrs[0] = 0x7c6002a6 + ((n & 0x1F) << 16) + ((n & 0x3e0) << 6); - instrs[1] = 0x4e800020; opd[0] = (unsigned long)instrs; opd[1] = 0; opd[2] = 0; + code = (unsigned long (*)(void)) opd; +#else + code = (unsigned long (*)(void)) instrs; +#endif + + /* mfspr r3,n; blr */ + instrs[0] = 0x7c6002a6 + ((n & 0x1F) << 16) + ((n & 0x3e0) << 6); + instrs[1] = 0x4e800020; store_inst(instrs); store_inst(instrs+1); - code = (unsigned long (*)(void)) opd; if (setjmp(bus_error_jmp) == 0) { catch_memory_errors = 1; @@ -1499,16 +1505,21 @@ write_spr(int n, unsigned long val) { unsigned int instrs[2]; unsigned long (*code)(unsigned long); +#ifdef CONFIG_PPC64 unsigned long opd[3]; - instrs[0] = 0x7c6003a6 + ((n & 0x1F) << 16) + ((n & 0x3e0) << 6); - instrs[1] = 0x4e800020; opd[0] = (unsigned long)instrs; opd[1] = 0; opd[2] = 0; + code = (unsigned long (*)(unsigned long)) opd; +#else + code = (unsigned long (*)(unsigned long)) instrs; +#endif + + instrs[0] = 0x7c6003a6 + ((n & 0x1F) << 16) + ((n & 0x3e0) << 6); + instrs[1] = 0x4e800020; store_inst(instrs); store_inst(instrs+1); - code = (unsigned long (*)(unsigned long)) opd; if (setjmp(bus_error_jmp) == 0) { catch_memory_errors = 1; |