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| author | David S. Miller <davem@davemloft.net> | 2006-11-16 22:38:57 +0100 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2006-12-10 11:39:09 +0100 |
| commit | 10e267234cc0133bc9ed26bc34eb09de90c248c0 (patch) | |
| tree | 8493e2767e1752f5873e50cc899a4c701cc55fbb /include/asm-sparc64/ttable.h | |
| parent | Merge branch 'for-linus' of git://one.firstfloor.org/home/andi/git/linux-2.6 (diff) | |
| download | linux-10e267234cc0133bc9ed26bc34eb09de90c248c0.tar.xz linux-10e267234cc0133bc9ed26bc34eb09de90c248c0.zip | |
[SPARC64]: Add irqtrace/stacktrace/lockdep support.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/asm-sparc64/ttable.h')
| -rw-r--r-- | include/asm-sparc64/ttable.h | 45 |
1 files changed, 43 insertions, 2 deletions
diff --git a/include/asm-sparc64/ttable.h b/include/asm-sparc64/ttable.h index f2352606a79f..c2a16e188499 100644 --- a/include/asm-sparc64/ttable.h +++ b/include/asm-sparc64/ttable.h @@ -137,10 +137,49 @@ #endif #define BREAKPOINT_TRAP TRAP(breakpoint_trap) +#ifdef CONFIG_TRACE_IRQFLAGS + +#define TRAP_IRQ(routine, level) \ + rdpr %pil, %g2; \ + wrpr %g0, 15, %pil; \ + sethi %hi(1f-4), %g7; \ + ba,pt %xcc, etrap_irq; \ + or %g7, %lo(1f-4), %g7; \ + nop; \ + nop; \ + nop; \ + .subsection 2; \ +1: call trace_hardirqs_off; \ + nop; \ + mov level, %o0; \ + call routine; \ + add %sp, PTREGS_OFF, %o1; \ + ba,a,pt %xcc, rtrap_irq; \ + .previous; + +#define TICK_SMP_IRQ \ + rdpr %pil, %g2; \ + wrpr %g0, 15, %pil; \ + sethi %hi(1f-4), %g7; \ + ba,pt %xcc, etrap_irq; \ + or %g7, %lo(1f-4), %g7; \ + nop; \ + nop; \ + nop; \ + .subsection 2; \ +1: call trace_hardirqs_off; \ + nop; \ + call smp_percpu_timer_interrupt; \ + add %sp, PTREGS_OFF, %o0; \ + ba,a,pt %xcc, rtrap_irq; \ + .previous; + +#else + #define TRAP_IRQ(routine, level) \ rdpr %pil, %g2; \ wrpr %g0, 15, %pil; \ - b,pt %xcc, etrap_irq; \ + ba,pt %xcc, etrap_irq; \ rd %pc, %g7; \ mov level, %o0; \ call routine; \ @@ -151,12 +190,14 @@ rdpr %pil, %g2; \ wrpr %g0, 15, %pil; \ sethi %hi(109f), %g7; \ - b,pt %xcc, etrap_irq; \ + ba,pt %xcc, etrap_irq; \ 109: or %g7, %lo(109b), %g7; \ call smp_percpu_timer_interrupt; \ add %sp, PTREGS_OFF, %o0; \ ba,a,pt %xcc, rtrap_irq; +#endif + #define TRAP_IVEC TRAP_NOSAVE(do_ivec) #define BTRAP(lvl) TRAP_ARG(bad_trap, lvl) |