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add some irq testing in c code

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This commit is contained in:
david 2009-06-24 09:27:00 +02:00
parent 989b738c49
commit 4f8e258710
3 changed files with 44 additions and 11 deletions
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23
snes/fatfstest/StartupSnes.asm
View File

@ -124,8 +124,8 @@ START:
cli ; Enable interrupts
;lda #$81
;sta $4200
;;lda #$01
;;sta $4200
rep #$30
longa on
@ -136,7 +136,19 @@ START:
XDEF IRQ
IRQ:
XREF ~~IRQHandler
;LONGA ON
;LONGI ON
rep #$10
sep #$20
lda #65
sta $3000
rep #$30
;LONGA OFF
;LONGI OFF
rti
XREF ~~IRQHandler
LONGA ON
LONGI ON
rep #$30
@ -151,6 +163,11 @@ IRQ:
XDEF NMI
NMI:
rep #$30
lda #66
sta $3000
sep #$30 ; X,Y,A are 8 bit numbers
rti
XREF ~~NMIHandler
LONGA ON
LONGI ON

25
snes/fatfstest/main.c
View File

@ -94,7 +94,9 @@ void preInit(void)
// For testing purpose ...
// Insert code here to be executed before register init
} DWORD get_fattime()
}
DWORD get_fattime()
{
time_t rawtime;
struct tm *ptm;
@ -184,19 +186,30 @@ void boot(DWORD addr)
*(byte *) 0x2100 = 0x0f; // enable background
debug_enable();
printfc("SNES::main: Try to init disk\n");
put_rc(f_mount((BYTE) 0, &fatfs[0]));
printfc("SNES::main: init\n");
#if 0
i = 0;
printfc("SNES::main: wait for irq\n");
while(1){
if (irq_triggered)
handle_irq();
if (nmi_triggered)
handle_nmi();
/*
if (i++==30){
printfc("SNES::main: poll\n");
i=0;
}
waitForVBlank();
*/
}
#endif
#if 0
printfc("SNES::main: Try to init disk\n");
put_rc(f_mount((BYTE) 0, &fatfs[0]));
#if 1
printfs(0, "FATFS OPTIXX.ORG ");
printfc("SNES::main: Try to get free\n");
@ -236,7 +249,7 @@ void boot(DWORD addr)
#if 0
printfc("SNES::main: read dir\n");
for (;;) {
res = f_readdir(&dir, &finfo);
res = f_readdir(&dir, &finfo);make
if ((res != FR_OK) || !finfo.fname[0])
break;
if (finfo.fattrib & AM_DIR) {

7
tools/bsnes/chip/cmmio/cmmio.cpp
View File

@ -28,19 +28,22 @@ uint8 CMMIO::mmio_read(unsigned addr) {
void CMMIO::mmio_write(unsigned addr, uint8 data) {
addr &= 0xffff;
//printf("CMMIO::mmio_write 0x%04x 0x%02x (%i)\n",addr,data,data);
//fflush(stdout);
//printf("CMMIO::mmio_write 0x%04x 0x%02x (%i)\n",addr,data,data);
/* debug to stderr */
if (addr == 0x3000){
fprintf(stderr,"%c",data);
fflush(stderr);
}
#if 0
if (addr == 0x3001){
fprintf(stderr,"Trigger IRQ\n");
fflush(stderr);
cpu.triggerIRQ();
}
#endif
}
CMMIO::CMMIO() {