is_debug.c File Reference

Go to the source code of this file.

Data Structures
struct	ISVDbg

Macros
#define	gISVDbgPrnAdrs   ((ISVDbg*) 0xb3ff0000)

Functions
void	crash_screen_set_assert_info (const char *message)
char *	is_debug_print (char *arg0, const char *str, size_t count)
void	is_debug_init (void)
int	printf (const char *restrict fmt,...)
int	__printf_chk (int flag, const char *restrict fmt,...)
int	puts (const char *s)
void	osSyncPrintf (const char *fmt,...)
void	rmonPrintf (const char *fmt,...)
void	is_debug_panic (const char *message)

---

Data Structure Documentation

ISVDbg

struct ISVDbg

Data Fields
u32	magic
u32	get
char	unk_08[0x14-0x08]
u32	put
char	unk_18[0x20-0x18]
char	data[0x10000-0x20]

Macro Definition Documentation

gISVDbgPrnAdrs

#define gISVDbgPrnAdrs   ((ISVDbg*) 0xb3ff0000)

Definition at line 15 of file is_debug.c.

Referenced by is_debug_init(), and is_debug_print().

Function Documentation

crash_screen_set_assert_info()

void crash_screen_set_assert_info

(

const char *

message

)

Definition at line 67 of file crash_screen.c.

                                                       {
    strncpy(crashScreenAssertMessage, message, sizeof(crashScreenAssertMessage));
    crashScreenAssertMessage[sizeof(crashScreenAssertMessage) - 1] = '\0';
}

Referenced by is_debug_panic().

is_debug_print()

char * is_debug_print	(	char *	arg0,
		const char *	str,
		size_t	count )

Definition at line 59 of file is_debug.c.

                                                                {
    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;
}

Referenced by __printf_chk(), osSyncPrintf(), printf(), and rmonPrintf().

is_debug_init()

void is_debug_init

(

void

)

Definition at line 19 of file is_debug.c.

                         {
    osEPiWriteIo(nuPiCartHandle, (u32) &gISVDbgPrnAdrs->put, 0);
    osEPiWriteIo(nuPiCartHandle, (u32) &gISVDbgPrnAdrs->get, 0);
    osEPiWriteIo(nuPiCartHandle, (u32) &gISVDbgPrnAdrs->magic, ASCII_TO_U32('I', 'S', '6', '4'));
}

Referenced by boot_main().

printf()

int printf	(	const char *restrict	fmt,
			... )

Definition at line 25 of file is_debug.c.

                                          {
    va_list args;
    va_start(args, fmt);
 
    return _Printf(is_debug_print, NULL, fmt, args);
}

Referenced by load_texture_by_name(), and puts().

__printf_chk()

int __printf_chk	(	int	flag,
		const char *restrict	fmt,
			... )

Definition at line 32 of file is_debug.c.

                                                          {
    va_list args;
    va_start(args, fmt);
    (void)flag;
 
    return _Printf(is_debug_print, NULL, fmt, args);
}

puts()

int puts

(

const char *

s

)

Definition at line 40 of file is_debug.c.

                        {
    printf("%s\n", s);
    return 0;
}

osSyncPrintf()

void osSyncPrintf	(	const char *	fmt,
			... )

Definition at line 45 of file is_debug.c.

                                        {
    va_list args;
    va_start(args, fmt);
 
    _Printf(is_debug_print, NULL, fmt, args);
}

rmonPrintf()

void rmonPrintf	(	const char *	fmt,
			... )

Definition at line 52 of file is_debug.c.

                                      {
    va_list args;
    va_start(args, fmt);
 
    _Printf(is_debug_print, NULL, fmt, args);
}

is_debug_panic()

void is_debug_panic

(

const char *

message

)

Definition at line 106 of file is_debug.c.

                                         {
    crash_screen_set_assert_info(message);
    *(volatile u32*)0 = 0; // Crash so we can see the crash screen
    __builtin_unreachable();
}