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lowered interrupt mask where not needed

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Markus Fröschle
2014-09-28 16:36:55 +00:00
parent 72ccec6c38
commit c0abafa805
2 changed files with 1 additions and 1 deletions
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1
Bas_gcc_mmu/bas.lk.in
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@@ -78,7 +78,6 @@ SECTIONS
OBJDIR/s19reader.o(.text) OBJDIR/s19reader.o(.text)
OBJDIR/bas_printf.o(.text) OBJDIR/bas_printf.o(.text)
OBJDIR/bas_string.o(.text) OBJDIR/bas_string.o(.text)
OBJDIR/printf_helper.o(.text)
OBJDIR/cache.o(.text) OBJDIR/cache.o(.text)
OBJDIR/dma.o(.text) OBJDIR/dma.o(.text)
OBJDIR/MCD_dmaApi.o(.text) OBJDIR/MCD_dmaApi.o(.text)

1
Bas_gcc_mmu/sys/exceptions.S
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@@ -305,6 +305,7 @@ access:
move.l 8(a6),-(sp) // PC at exception move.l 8(a6),-(sp) // PC at exception
move.l MCF_MMU_MMUAR,-(sp) // fault address move.l MCF_MMU_MMUAR,-(sp) // fault address
move.l MCF_MMU_MMUSR,-(sp) // MMU status register move.l MCF_MMU_MMUSR,-(sp) // MMU status register
move.w #0x2300,sr // can lower interrupt mask once MMU status is safe
jsr _mmutr_miss jsr _mmutr_miss
lea 4 * 4(sp),sp // adjust stack lea 4 * 4(sp),sp // adjust stack