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Diffstat (limited to 'arch/sparc/include/asm/ttable.h')
-rw-r--r--arch/sparc/include/asm/ttable.h39
1 files changed, 29 insertions, 10 deletions
diff --git a/arch/sparc/include/asm/ttable.h b/arch/sparc/include/asm/ttable.h
index 5708ba2719f..71b5a67522a 100644
--- a/arch/sparc/include/asm/ttable.h
+++ b/arch/sparc/include/asm/ttable.h
@@ -2,6 +2,7 @@
#define _SPARC64_TTABLE_H
#include <asm/utrap.h>
+#include <asm/pil.h>
#ifdef __ASSEMBLY__
#include <asm/thread_info.h>
@@ -123,7 +124,7 @@
#define TRAP_IRQ(routine, level) \
rdpr %pil, %g2; \
- wrpr %g0, 15, %pil; \
+ wrpr %g0, PIL_NORMAL_MAX, %pil; \
sethi %hi(1f-4), %g7; \
ba,pt %xcc, etrap_irq; \
or %g7, %lo(1f-4), %g7; \
@@ -143,7 +144,7 @@
#define TRAP_IRQ(routine, level) \
rdpr %pil, %g2; \
- wrpr %g0, 15, %pil; \
+ wrpr %g0, PIL_NORMAL_MAX, %pil; \
ba,pt %xcc, etrap_irq; \
rd %pc, %g7; \
mov level, %o0; \
@@ -153,6 +154,16 @@
#endif
+#define TRAP_NMI_IRQ(routine, level) \
+ rdpr %pil, %g2; \
+ wrpr %g0, PIL_NMI, %pil; \
+ ba,pt %xcc, etrap_irq; \
+ rd %pc, %g7; \
+ mov level, %o0; \
+ call routine; \
+ add %sp, PTREGS_OFF, %o1; \
+ ba,a,pt %xcc, rtrap_nmi;
+
#define TRAP_IVEC TRAP_NOSAVE(do_ivec)
#define BTRAP(lvl) TRAP_ARG(bad_trap, lvl)
@@ -361,7 +372,9 @@ etrap_spill_fixup_64bit: \
/* Normal 32bit spill */
#define SPILL_2_GENERIC(ASI) \
- srl %sp, 0, %sp; \
+ and %sp, 1, %g3; \
+ brnz,pn %g3, (. - (128 + 4)); \
+ srl %sp, 0, %sp; \
stwa %l0, [%sp + %g0] ASI; \
mov 0x04, %g3; \
stwa %l1, [%sp + %g3] ASI; \
@@ -387,14 +400,16 @@ etrap_spill_fixup_64bit: \
stwa %i6, [%g1 + %g0] ASI; \
stwa %i7, [%g1 + %g3] ASI; \
saved; \
- retry; nop; nop; \
+ retry; \
b,a,pt %xcc, spill_fixup_dax; \
b,a,pt %xcc, spill_fixup_mna; \
b,a,pt %xcc, spill_fixup;
#define SPILL_2_GENERIC_ETRAP \
etrap_user_spill_32bit: \
- srl %sp, 0, %sp; \
+ and %sp, 1, %g3; \
+ brnz,pn %g3, etrap_user_spill_64bit; \
+ srl %sp, 0, %sp; \
stwa %l0, [%sp + 0x00] %asi; \
stwa %l1, [%sp + 0x04] %asi; \
stwa %l2, [%sp + 0x08] %asi; \
@@ -416,7 +431,7 @@ etrap_user_spill_32bit: \
ba,pt %xcc, etrap_save; \
wrpr %g1, %cwp; \
nop; nop; nop; nop; \
- nop; nop; nop; nop; \
+ nop; nop; \
ba,a,pt %xcc, etrap_spill_fixup_32bit; \
ba,a,pt %xcc, etrap_spill_fixup_32bit; \
ba,a,pt %xcc, etrap_spill_fixup_32bit;
@@ -581,7 +596,9 @@ user_rtt_fill_64bit: \
/* Normal 32bit fill */
#define FILL_2_GENERIC(ASI) \
- srl %sp, 0, %sp; \
+ and %sp, 1, %g3; \
+ brnz,pn %g3, (. - (128 + 4)); \
+ srl %sp, 0, %sp; \
lduwa [%sp + %g0] ASI, %l0; \
mov 0x04, %g2; \
mov 0x08, %g3; \
@@ -605,14 +622,16 @@ user_rtt_fill_64bit: \
lduwa [%g1 + %g3] ASI, %i6; \
lduwa [%g1 + %g5] ASI, %i7; \
restored; \
- retry; nop; nop; nop; nop; \
+ retry; nop; nop; \
b,a,pt %xcc, fill_fixup_dax; \
b,a,pt %xcc, fill_fixup_mna; \
b,a,pt %xcc, fill_fixup;
#define FILL_2_GENERIC_RTRAP \
user_rtt_fill_32bit: \
- srl %sp, 0, %sp; \
+ and %sp, 1, %g3; \
+ brnz,pn %g3, user_rtt_fill_64bit; \
+ srl %sp, 0, %sp; \
lduwa [%sp + 0x00] %asi, %l0; \
lduwa [%sp + 0x04] %asi, %l1; \
lduwa [%sp + 0x08] %asi, %l2; \
@@ -632,7 +651,7 @@ user_rtt_fill_32bit: \
ba,pt %xcc, user_rtt_pre_restore; \
restored; \
nop; nop; nop; nop; nop; \
- nop; nop; nop; nop; nop; \
+ nop; nop; nop; \
ba,a,pt %xcc, user_rtt_fill_fixup; \
ba,a,pt %xcc, user_rtt_fill_fixup; \
ba,a,pt %xcc, user_rtt_fill_fixup;