mirror of
https://github.com/FIX94/hbc.git
synced 2024-12-02 07:24:21 +01:00
138 lines
2.4 KiB
C
138 lines
2.4 KiB
C
#include <string.h>
|
|
#include <ogc/machine/processor.h>
|
|
|
|
#include "panic.h"
|
|
|
|
// steal from libogc
|
|
extern unsigned char console_font_8x16[];
|
|
|
|
#define BLACK 0x00800080
|
|
#define RED 0x4C544CFF
|
|
|
|
static vu32 *fb;
|
|
|
|
static void pchar(u32 cx, u32 cy, char c)
|
|
{
|
|
int x,y;
|
|
unsigned char *p = &console_font_8x16[16*c];
|
|
|
|
for (y=0; y<16; y++) {
|
|
char v = *p++;
|
|
for (x=0; x<4; x++) {
|
|
u32 c = RED;
|
|
switch (v&0xc0) {
|
|
case 0x00:
|
|
c = BLACK;
|
|
break;
|
|
case 0x40:
|
|
c = (RED & 0x0000FF00) | (BLACK & 0xFFFF00FF);
|
|
break;
|
|
case 0x80:
|
|
c = (RED & 0xFFFF00FF) | (BLACK & 0x0000FF00);
|
|
break;
|
|
case 0xc0:
|
|
c = RED;
|
|
break;
|
|
}
|
|
fb[320*(cy+y)+cx+x] = c;
|
|
v<<=2;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void putsc(u32 y, char *s) {
|
|
u32 x = (320-strlen(s)*4)/2;
|
|
while(*s) {
|
|
pchar(x, y, *s++);
|
|
x += 4;
|
|
}
|
|
}
|
|
|
|
static void hex(u32 v, char *p) {
|
|
int i;
|
|
for (i=0; i<8; i++) {
|
|
if ((v>>28) >= 10)
|
|
*p++ = 'A' + (v>>28) - 10;
|
|
else
|
|
*p++ = '0' + (v>>28);
|
|
v <<= 4;
|
|
}
|
|
}
|
|
|
|
#define HW_REG_BASE 0xd800000
|
|
#define HW_RESETS (HW_REG_BASE + 0x194)
|
|
|
|
// written to be as generic and reliable as possible
|
|
void _panic(u32 file, u32 line)
|
|
{
|
|
u32 level;
|
|
u32 fbr;
|
|
int count = 30;
|
|
int x,y;
|
|
u32 bcolor = BLACK;
|
|
u16 vtr;
|
|
int lines;
|
|
char guru[] = "Guru Meditation #00000000.00000000";
|
|
_CPU_ISR_Disable(level);
|
|
|
|
fbr = read32(0xc00201c) & 0x1fffffff;
|
|
if (fbr&0x10000000)
|
|
fbr <<= 5;
|
|
|
|
fb = (vu32*)(fbr | 0xC0000000);
|
|
|
|
vtr = read16(0xc002000);
|
|
if ((vtr & 0xf) > 10)
|
|
lines = vtr >> 4;
|
|
else
|
|
lines = 2 * (vtr >> 4);
|
|
|
|
for(y=(lines-1); y>=116; y--)
|
|
for(x=0; x<320; x++)
|
|
fb[y*320+x] = fb[(y-116)*320+x];
|
|
for(y=0; y<116; y++)
|
|
for(x=0; x<320; x++)
|
|
fb[y*320+x] = BLACK;
|
|
|
|
hex(file, &guru[17]);
|
|
hex(line, &guru[26]);
|
|
|
|
putsc(42, "Software Failure. Press reset button to continue.");
|
|
putsc(62, guru);
|
|
|
|
// wait for reset button
|
|
while(read32(0xcc003000)&0x10000) {
|
|
// blink
|
|
if (count >= 25) {
|
|
if (bcolor == RED)
|
|
bcolor = BLACK;
|
|
else
|
|
bcolor = RED;
|
|
|
|
for(y=28; y<34; y++)
|
|
for(x=14; x<306; x++)
|
|
fb[y*320+x] = bcolor;
|
|
for(y=34; y<84; y++) {
|
|
for(x=14; x<17; x++)
|
|
fb[y*320+x] = bcolor;
|
|
for(x=303; x<306; x++)
|
|
fb[y*320+x] = bcolor;
|
|
}
|
|
for(y=84; y<90; y++)
|
|
for(x=14; x<306; x++)
|
|
fb[y*320+x] = bcolor;
|
|
|
|
count = 0;
|
|
}
|
|
|
|
// hacky waitvsync
|
|
while(read16(0xc00202c) >= 200);
|
|
while(read16(0xc00202c) < 200);
|
|
count++;
|
|
}
|
|
|
|
// needs AHBPROT, is evil. so sue me.
|
|
write32(HW_RESETS, read32(HW_RESETS)&(~1));
|
|
while(1);
|
|
}
|