valter/dosbox-staging
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Changed the paging link management

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Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1506
This commit is contained in:
Sjoerd van der Berg 2003-12-29 23:07:12 +00:00
parent de536dfae0
commit 5573af89f6
3 changed files with 43 additions and 46 deletions
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3
src/ints/ems.cpp
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@ -162,6 +162,7 @@ static Bit8u EMM_MapPage(Bitu phys_page,Bit16u handle,Bit16u log_page) {
PAGING_MapPage(EMM_PAGEFRAME4K+phys_page*4+i,memh);
memh=MEM_NextHandle(memh);
}
PAGING_ClearTLB();
return EMM_NO_ERROR;
} else if (log_page==NULL_PAGE) {
/* Unmapping it is */
@ -169,6 +170,7 @@ static Bit8u EMM_MapPage(Bitu phys_page,Bit16u handle,Bit16u log_page) {
emm_mappings[phys_page].page=NULL_PAGE;
for (Bitu i=0;i<4;i++)
PAGING_MapPage(EMM_PAGEFRAME4K+phys_page*4+i,EMM_PAGEFRAME4K+phys_page*4+i);
PAGING_ClearTLB();
return EMM_NO_ERROR;
} else {
/* Illegal logical page it is */
@ -442,6 +444,7 @@ static Bit8u MemoryRegion(void) {
return EMM_NO_ERROR;
}
static Bitu INT67_Handler(void) {
Bitu i;
switch (reg_ah) {