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Use the more common Book-E idiom for disabling interrupts.

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Book-E has the wrteei/wrtee instructions for writing the PSL_EE bit, ignoring
all others.  Use this instead of the AIM-typical mtmsr.

MFC with:	r320392
This commit is contained in:
jhibbits 2017-06-30 02:11:32 +00:00
parent 55f0762d0e
commit 5cf39e6a86
1 changed files with 2 additions and 2 deletions
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4
sys/powerpc/booke/pmap.c
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@ -3818,7 +3818,7 @@ tlb1_read_entry(tlb_entry_t *entry, unsigned int slot)
KASSERT((entry != NULL), ("%s(): Entry is NULL!", __func__));
msr = mfmsr();
mtmsr(msr & ~PSL_EE);
__asm __volatile("wrteei 0");
mas0 = MAS0_TLBSEL(1) | MAS0_ESEL(slot);
mtspr(SPR_MAS0, mas0);
@ -3865,7 +3865,7 @@ tlb1_write_entry(tlb_entry_t *e, unsigned int idx)
//debugf("tlb1_write_entry: mas0 = 0x%08x\n", mas0);
msr = mfmsr();
mtmsr(msr & ~PSL_EE);
__asm __volatile("wrteei 0");
mtspr(SPR_MAS0, mas0);
__asm __volatile("isync");