63 lines
1.2 KiB
C
63 lines
1.2 KiB
C
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#include <apple1.h>
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typedef unsigned char byte;
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typedef unsigned word;
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#define ROM_IMAGE_SIZE 3840
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#define PROM 0xB000
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#define ROM_IMAGE_START_ADDRESS 0x1300 // defined in linker config
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#define POKE(addr,val) (*(unsigned char*) (addr) = (val))
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#define POKEW(addr,val) (*(unsigned*) (addr) = (val))
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#define PEEK(addr) (*(unsigned char*) (addr))
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#define PEEKW(addr) (*(unsigned*) (addr))
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extern void __fastcall__ putchar(byte c);
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extern void __fastcall__ printb(byte c);
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//extern word _END_LOAD__[];
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//extern word _END_SIZE__[];
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void prints(unsigned char* string) {
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byte i = 0;
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byte c;
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while((c = string[i++])!='\0') {
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putchar(c);
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}
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}
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void printw(word w) {
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byte lsb = (byte) w;
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printb((byte)(w>>8));
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printb(lsb);
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}
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int main(void) {
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word i=0;
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//word imageStartAddress = (word)_END_LOAD__ + (word)_END_SIZE__;
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word imageStartAddress = ROM_IMAGE_START_ADDRESS;
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prints("\r\rVICIOUS SOUND CARD FIRMWARE ROM BURNER\r");
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prints("START ADDRESS: ");
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printw(imageStartAddress);
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prints("\r");
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while(i<ROM_IMAGE_SIZE) {
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POKE(PROM+i, PEEK(imageStartAddress+i));
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putchar('*');
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i++;
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}
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prints("\rBURN FINISHED\r");
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return 1;
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}
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