papermario/src/is_debug.c

96 lines
2.4 KiB
C

#include "common.h"
#include "stdlib/stdarg.h"
#include "nu/nusys.h"
typedef struct {
/* 0x00 */ u32 magic;
/* 0x04 */ u32 get;
/* 0x08 */ char unk_08[0x14-0x08];
/* 0x14 */ u32 put;
/* 0x18 */ char unk_18[0x20-0x18];
/* 0x20 */ char data[0x10000-0x20];
} ISVDbg;
#define gISVDbgPrnAdrs ((ISVDbg*) 0xb3ff0000)
char* is_debug_print(char* arg0, const char* str, size_t count);
void is_debug_init(void) {
osEPiWriteIo(nuPiCartHandle, (u32) &gISVDbgPrnAdrs->put, 0);
osEPiWriteIo(nuPiCartHandle, (u32) &gISVDbgPrnAdrs->get, 0);
osEPiWriteIo(nuPiCartHandle, (u32) &gISVDbgPrnAdrs->magic, ASCII_TO_U32('I', 'S', '6', '4'));
}
void printf(const char* fmt, ...) {
va_list args;
va_start(args, fmt);
_Printf(is_debug_print, NULL, fmt, args);
}
void osSyncPrintf(const char* fmt, ...) {
va_list args;
va_start(args, fmt);
_Printf(is_debug_print, NULL, fmt, args);
}
void rmonPrintf(const char* fmt, ...) {
va_list args;
va_start(args, fmt);
_Printf(is_debug_print, NULL, fmt, args);
}
char* is_debug_print(char* arg0, const char* str, size_t count) {
u32 data;
s32 pos;
s32 start;
s32 end;
osEPiReadIo(nuPiCartHandle, (u32) &gISVDbgPrnAdrs->magic, &data);
if (data != ASCII_TO_U32('I', 'S', '6', '4')) {
return (char*) 1;
}
osEPiReadIo(nuPiCartHandle, (u32) &gISVDbgPrnAdrs->get, &data);
pos = data;
osEPiReadIo(nuPiCartHandle, (u32) &gISVDbgPrnAdrs->put, &data);
start = data;
end = start + count;
if (end >= 0xffe0) {
end -= 0xffe0;
if (pos < end || start < pos) {
return (char*) 1;
}
} else {
if (start < pos && pos < end) {
return (char*) 1;
}
}
while (count) {
u8 c = *str;
if (c != 0) {
u32 addr = (u32) &gISVDbgPrnAdrs->data + (start & 0xffffffc);
s32 shift = ((3 - (start & 3)) * 8);
osEPiReadIo(nuPiCartHandle, addr, &data);
osEPiWriteIo(nuPiCartHandle, addr, (data & ~(0xff << shift)) | ((u8)*str << shift));
start++;
if (start >= 0xffe0) {
start -= 0xffe0;
}
}
count--;
str++;
}
osEPiWriteIo(nuPiCartHandle, (u32)&gISVDbgPrnAdrs->put, start);
return (char*) 1;
}
void is_debug_panic(const char* message, char* file, s32 line) {
osSyncPrintf("File:%s Line:%d %s \n", file, line, message);
do {} while (TRUE);
}