Apple-1-Tools/Ryukojiro-apple1
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Use only the last mirrored bit of the rom as the reset vector

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git-svn-id: svn+ssh://svn.phoenixbox.net/svn/apple1/trunk@9 64f78de7-aa59-e511-a0e8-0002a5492df0
This commit is contained in:
Daniel Loffgren 2015-09-14 01:13:54 +00:00
parent d5b4f0a83b
commit 56fbd9a928
1 changed files with 6 additions and 5 deletions
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11
apple1/main.c
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@ -13,8 +13,9 @@
#include <unistd.h>
#include <dis6502/reverse.h>
#define ROM_START 0xF000
#define ROM_SIZE 0x00FF
#define ROM_START 0xF000
#define ROM_SIZE 0x00FF
#define RESET_VECTOR 0xFF00
#define MAX_INSTRUCTION_LEN 32
void fault(void *ctx, const char *e) {
@ -91,8 +92,8 @@ int main(int argc, const char * argv[])
}
// Set the reset vector
v6502_write(cpu->memory, v6502_memoryVectorResetLow, ROM_START & 0xFF);
v6502_write(cpu->memory, v6502_memoryVectorResetHigh, ROM_START >> 8);
v6502_write(cpu->memory, v6502_memoryVectorResetLow, RESET_VECTOR & 0xFF);
v6502_write(cpu->memory, v6502_memoryVectorResetHigh, RESET_VECTOR >> 8);
// Attach PIA
pia_map(cpu->memory);
@ -100,8 +101,8 @@ int main(int argc, const char * argv[])
v6502_reset(cpu);
while (!faulted) {
v6502_step(cpu);
//printSingleInstruction(cpu, cpu->pc);
v6502_step(cpu);
}
v6502_destroyMemory(cpu->memory);