svn commit: r232770 - head/sys/mips/mips
Juli Mallett
jmallett at FreeBSD.org
Sat Mar 10 06:54:37 UTC 2012
Author: jmallett
Date: Sat Mar 10 06:54:37 2012
New Revision: 232770
URL: http://svn.freebsd.org/changeset/base/232770
Log:
o) Remove some CPU_CNMIPS-related magical thinking about the status register's
contents for user programs.
o) Conditionalize the installation of an XTLB handler on ABI, not CPU family.
Modified:
head/sys/mips/mips/machdep.c
head/sys/mips/mips/pm_machdep.c
head/sys/mips/mips/vm_machdep.c
Modified: head/sys/mips/mips/machdep.c
==============================================================================
--- head/sys/mips/mips/machdep.c Sat Mar 10 06:45:21 2012 (r232769)
+++ head/sys/mips/mips/machdep.c Sat Mar 10 06:54:37 2012 (r232770)
@@ -347,8 +347,7 @@ mips_vector_init(void)
bcopy(MipsTLBMiss, (void *)MIPS_UTLB_MISS_EXC_VEC,
MipsTLBMissEnd - MipsTLBMiss);
-#if defined(CPU_CNMIPS) || defined(CPU_RMI) || defined(CPU_NLM)
-/* Fake, but sufficient, for the 32-bit with 64-bit hardware addresses */
+#ifdef __mips_n64
bcopy(MipsTLBMiss, (void *)MIPS_XTLB_MISS_EXC_VEC,
MipsTLBMissEnd - MipsTLBMiss);
#endif
Modified: head/sys/mips/mips/pm_machdep.c
==============================================================================
--- head/sys/mips/mips/pm_machdep.c Sat Mar 10 06:45:21 2012 (r232769)
+++ head/sys/mips/mips/pm_machdep.c Sat Mar 10 06:54:37 2012 (r232770)
@@ -491,10 +491,6 @@ exec_setregs(struct thread *td, struct i
#elif defined(__mips_n64)
td->td_frame->sr |= MIPS_SR_PX | MIPS_SR_UX | MIPS_SR_KX;
#endif
-#ifdef CPU_CNMIPS
- td->td_frame->sr |= MIPS_SR_PX | MIPS_SR_UX |
- MIPS_SR_KX | MIPS_SR_SX;
-#endif
/*
* FREEBSD_DEVELOPERS_FIXME:
* Setup any other CPU-Specific registers (Not MIPS Standard)
Modified: head/sys/mips/mips/vm_machdep.c
==============================================================================
--- head/sys/mips/mips/vm_machdep.c Sat Mar 10 06:45:21 2012 (r232769)
+++ head/sys/mips/mips/vm_machdep.c Sat Mar 10 06:54:37 2012 (r232770)
@@ -406,12 +406,7 @@ cpu_set_upcall(struct thread *td, struct
pcb2->pcb_context[PCB_REG_S2] = (register_t)(intptr_t)td->td_frame;
/* Dont set IE bit in SR. sched lock release will take care of it */
pcb2->pcb_context[PCB_REG_SR] = mips_rd_status() &
- (MIPS_SR_KX | MIPS_SR_UX | MIPS_SR_INT_MASK);
-
-#ifdef CPU_CNMIPS
- pcb2->pcb_context[PCB_REG_SR] |= MIPS_SR_COP_0_BIT |
- MIPS_SR_PX | MIPS_SR_UX | MIPS_SR_KX | MIPS_SR_SX;
-#endif
+ (MIPS_SR_PX | MIPS_SR_KX | MIPS_SR_UX | MIPS_SR_INT_MASK);
/*
* FREEBSD_DEVELOPERS_FIXME:
@@ -475,10 +470,6 @@ cpu_set_upcall_kse(struct thread *td, vo
#elif defined(__mips_n64)
td->td_frame->sr |= MIPS_SR_PX | MIPS_SR_UX | MIPS_SR_KX;
#endif
-#ifdef CPU_CNMIPS
- tf->sr |= MIPS_SR_INT_IE | MIPS_SR_COP_0_BIT | MIPS_SR_PX | MIPS_SR_UX |
- MIPS_SR_KX;
-#endif
/* tf->sr |= (ALL_INT_MASK & idle_mask) | SR_INT_ENAB; */
/**XXX the above may now be wrong -- mips2 implements this as panic */
/*
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