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- added memory initilization for direct addressing (MEMBaseDiff)

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gbeauche 2000-09-22 17:18:15 +00:00
parent 83d05988fb
commit 86832e0d1a
1 changed files with 7 additions and 1 deletions
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8
BasiliskII/src/uae_cpu/basilisk_glue.cpp
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@ -32,7 +32,7 @@
// RAM and ROM pointers // RAM and ROM pointers
uint32 RAMBaseMac; // RAM base (Mac address space) uint32 RAMBaseMac = 0; // RAM base (Mac address space) gb-- init is important
uint8 *RAMBaseHost; // RAM base (host address space) uint8 *RAMBaseHost; // RAM base (host address space)
uint32 RAMSize; // Size of RAM uint32 RAMSize; // Size of RAM
uint32 ROMBaseMac; // ROM base (Mac address space) uint32 ROMBaseMac; // ROM base (Mac address space)
@ -46,6 +46,10 @@ uint32 MacFrameSize; // Size of frame buffer
int MacFrameLayout; // Frame buffer layout int MacFrameLayout; // Frame buffer layout
#endif #endif
#if DIRECT_ADDRESSING
uintptr MEMBaseDiff; // Global offset between a Mac address and its Host equivalent
#endif
// From newcpu.cpp // From newcpu.cpp
extern int quit_program; extern int quit_program;
@ -60,6 +64,8 @@ bool Init680x0(void)
// Mac address space = host address space // Mac address space = host address space
RAMBaseMac = (uint32)RAMBaseHost; RAMBaseMac = (uint32)RAMBaseHost;
ROMBaseMac = (uint32)ROMBaseHost; ROMBaseMac = (uint32)ROMBaseHost;
#elif DIRECT_ADDRESSING
InitMEMBaseDiff(RAMBaseHost, RAMBaseMac);
#else #else
// Initialize UAE memory banks // Initialize UAE memory banks
RAMBaseMac = 0; RAMBaseMac = 0;