diff options
Diffstat (limited to 'arch/sparc64/lib')
| -rw-r--r-- | arch/sparc64/lib/copy_page.S | 6 | ||||
| -rw-r--r-- | arch/sparc64/lib/mcount.S | 58 |
2 files changed, 57 insertions, 7 deletions
diff --git a/arch/sparc64/lib/copy_page.S b/arch/sparc64/lib/copy_page.S index 37460666a5c..b243d3b606b 100644 --- a/arch/sparc64/lib/copy_page.S +++ b/arch/sparc64/lib/copy_page.S @@ -25,9 +25,9 @@ #define DCACHE_SIZE (PAGE_SIZE * 2) -#if (PAGE_SHIFT == 13) || (PAGE_SHIFT == 19) +#if (PAGE_SHIFT == 13) #define PAGE_SIZE_REM 0x80 -#elif (PAGE_SHIFT == 16) || (PAGE_SHIFT == 22) +#elif (PAGE_SHIFT == 16) #define PAGE_SIZE_REM 0x100 #else #error Wrong PAGE_SHIFT specified @@ -198,7 +198,7 @@ cheetah_copy_page_insn: cmp %o2, PAGE_SIZE_REM bne,pt %xcc, 1b add %o0, 0x40, %o0 -#if (PAGE_SHIFT == 16) || (PAGE_SHIFT == 22) +#if (PAGE_SHIFT == 16) TOUCH(f0, f2, f4, f6, f8, f10, f12, f14) ldda [%o1] ASI_BLK_P, %f32 stda %f48, [%o0] %asi diff --git a/arch/sparc64/lib/mcount.S b/arch/sparc64/lib/mcount.S index 9e4534b485c..7735a7a6053 100644 --- a/arch/sparc64/lib/mcount.S +++ b/arch/sparc64/lib/mcount.S @@ -28,10 +28,13 @@ ovstack: .skip OVSTACKSIZE #endif .text - .align 32 - .globl mcount, _mcount -mcount: + .align 32 + .globl _mcount + .type _mcount,#function + .globl mcount + .type mcount,#function _mcount: +mcount: #ifdef CONFIG_STACK_DEBUG /* * Check whether %sp is dangerously low. @@ -55,6 +58,53 @@ _mcount: or %g3, %lo(panicstring), %o0 call prom_halt nop +1: +#endif +#ifdef CONFIG_FTRACE +#ifdef CONFIG_DYNAMIC_FTRACE + mov %o7, %o0 + .globl mcount_call +mcount_call: + call ftrace_stub + mov %o0, %o7 +#else + sethi %hi(ftrace_trace_function), %g1 + sethi %hi(ftrace_stub), %g2 + ldx [%g1 + %lo(ftrace_trace_function)], %g1 + or %g2, %lo(ftrace_stub), %g2 + cmp %g1, %g2 + be,pn %icc, 1f + mov %i7, %o1 + jmpl %g1, %g0 + mov %o7, %o0 + /* not reached */ +1: #endif -1: retl +#endif + retl nop + .size _mcount,.-_mcount + .size mcount,.-mcount + +#ifdef CONFIG_FTRACE + .globl ftrace_stub + .type ftrace_stub,#function +ftrace_stub: + retl + nop + .size ftrace_stub,.-ftrace_stub +#ifdef CONFIG_DYNAMIC_FTRACE + .globl ftrace_caller + .type ftrace_caller,#function +ftrace_caller: + mov %i7, %o1 + mov %o7, %o0 + .globl ftrace_call +ftrace_call: + call ftrace_stub + mov %o0, %o7 + retl + nop + .size ftrace_caller,.-ftrace_caller +#endif +#endif |