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started MMU implementation in C

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Markus Fröschle
2013-08-01 16:01:35 +00:00
parent e887fc4dd7
commit e87a6c7ff9
4 changed files with 50 additions and 3 deletions
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3
BaS_gcc/sources/mmu.S
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@@ -138,7 +138,7 @@ _mmu_init:
move.l d0,_video_tlb // set page as video page
clr.l _video_sbt // clear time
#ifdef _NOT_USED_
//-------------------------------------------------------------------------------------
// Make the TOS (in SDRAM) read-only
move.l #__TOS+std_mmutr,d0
@@ -147,7 +147,6 @@ _mmu_init:
move.l d1,MCF_MMU_MMUDR
move.l d2,MCF_MMU_MMUOR // setzen read only ?????? noch nicht
move.l d3,MCF_MMU_MMUOR // setzen
#endif /* _NOT_USED_ */
// 00f0'0000 locked
move.l #0x00f00000|std_mmutr,d0