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6b5883f1f5
* assetify crash font * bump pigment64 version * bump pigment ver * maybe fix * 2 * move to new img asset inclusion --------- Co-authored-by: Ethan <ethteck@gmail.com>
366 lines
11 KiB
C
366 lines
11 KiB
C
#include "common.h"
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#include "stdlib/stdarg.h"
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#include "PR/os_internal_thread.h"
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#include "libc/xstdio.h"
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#include "gcc/string.h"
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#include "include_asset.h"
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typedef struct {
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/* 0x000 */ OSThread thread;
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/* 0x1B0 */ char stack[0x800];
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/* 0x9B0 */ OSMesgQueue queue;
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/* 0x9C8 */ OSMesg mesg;
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/* 0x9CC */ u16* frameBuf;
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/* 0x9D0 */ u16 width;
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/* 0x9D2 */ u16 height;
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} CrashScreen; // size = 0x9D4
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SHIFT_BSS CrashScreen gCrashScreen;
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u8 gCrashScreencharToGlyph[128] = {
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 41, -1, -1, -1, 43, -1, -1, 37, 38, -1, 42,
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-1, 39, 44, -1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 36, -1, -1, -1, -1, 40, -1, 10,
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11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32,
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33, 34, 35, -1, -1, -1, -1, -1, -1, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22,
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23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, -1, -1, -1, -1, -1,
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};
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#if VERSION_US
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INCLUDE_IMG("crash_screen/font.png", gCrashScreenFont);
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#else
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u32 gCrashScreenFont[] = {
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0x70871C30, 0x8988A250, 0x88808290, 0x88831C90, 0x888402F8, 0x88882210, 0x71CF9C10, 0xF9CF9C70, 0x8228A288,
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0xF200A288, 0x0BC11C78, 0x0A222208, 0x8A222288, 0x71C21C70, 0x23C738F8, 0x5228A480, 0x8A282280, 0x8BC822F0,
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0xFA282280, 0x8A28A480, 0x8BC738F8, 0xF9C89C08, 0x82288808, 0x82088808, 0xF2EF8808, 0x82288888, 0x82288888,
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0x81C89C70, 0x8A08A270, 0x920DA288, 0xA20AB288, 0xC20AAA88, 0xA208A688, 0x9208A288, 0x8BE8A270, 0xF1CF1CF8,
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0x8A28A220, 0x8A28A020, 0xF22F1C20, 0x82AA0220, 0x82492220, 0x81A89C20, 0x8A28A288, 0x8A28A288, 0x8A289488,
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0x8A2A8850, 0x894A9420, 0x894AA220, 0x70852220, 0xF8011000, 0x08020800, 0x10840400, 0x20040470, 0x40840400,
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0x80020800, 0xF8011000, 0x70800000, 0x88822200, 0x08820400, 0x108F8800, 0x20821000, 0x00022200, 0x20800020,
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0x00000000,
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};
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#endif
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const char* gFaultCauses[18] = {
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"Interrupt",
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"TLB modification",
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"TLB exception on load",
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"TLB exception on store",
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"Address error on load",
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"Address error on store",
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"Bus error on inst.",
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"Bus error on data",
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"System call exception",
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"Breakpoint exception",
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"Reserved instruction",
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"Coprocessor unusable",
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"Arithmetic overflow",
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"Trap exception",
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"Virtual coherency on inst.",
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"Floating point exception",
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"Watchpoint exception",
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"Virtual coherency on data",
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};
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const char* gFPCSRFaultCauses[6] = {
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"Unimplemented operation",
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"Invalid operation",
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"Division by zero",
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"Overflow",
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"Underflow",
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"Inexact operation",
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};
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void crash_screen_sleep(s32 ms) {
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u64 cycles = ms * 1000LL * 46875000LL / 1000000ULL;
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osSetTime(0);
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while (osGetTime() < cycles) {
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// wait
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}
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}
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void crash_screen_draw_rect(s32 x, s32 y, s32 width, s32 height) {
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u16* ptr;
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s32 i;
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s32 j;
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if (gCrashScreen.width == (SCREEN_WIDTH * 2)) {
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x <<= 1;
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y <<= 1;
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width <<= 1;
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height <<= 1;
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}
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ptr = gCrashScreen.frameBuf + gCrashScreen.width * y + x;
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for (i = 0; i < height; i++) {
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for (j = 0; j < width; j++) {
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*ptr = ((*ptr & 0xE738) >> 2) | 1;
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ptr++;
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}
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ptr += gCrashScreen.width - width;
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}
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}
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void crash_screen_draw_glyph(s32 x, s32 y, s32 glyph) {
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s32 shift = ((glyph % 5) * 6);
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u16 width = gCrashScreen.width;
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const u32* data = &((u32*)gCrashScreenFont)[glyph / 5 * 7];
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s32 i;
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s32 j;
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if (width == SCREEN_WIDTH) {
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u16* ptr = gCrashScreen.frameBuf + (gCrashScreen.width) * y + x;
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for (i = 0; i < 7; i++) {
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u32 bit = 0x80000000U >> shift;
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u32 rowMask = *data++;
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for (j = 0; j < 6; j++) {
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*ptr++ = (bit & rowMask) ? 0xFFFF : 1;
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bit >>= 1;
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}
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ptr += gCrashScreen.width - 6;
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}
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} else if (width == (SCREEN_WIDTH * 2)) {
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u16* ptr = gCrashScreen.frameBuf + (y * 0x500) + (x * 2);
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for (i = 0; i < 7; i++) {
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u32 bit = 0x80000000U >> shift;
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u32 rowMask = *data++;
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for (j = 0; j < 6; j++) {
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u16 temp = (bit & rowMask) ? 0xFFFF : 1;
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ptr[0] = temp;
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ptr[1] = temp;
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ptr[(SCREEN_WIDTH * 2)] = temp;
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ptr[(SCREEN_WIDTH * 2) + 1] = temp;
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ptr += 2;
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bit >>= 1;
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}
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ptr += (0x9E8 / 2);
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}
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}
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}
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char* crash_screen_copy_to_buf(char* dest, const char* src, size_t size) {
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memcpy(dest, src, size);
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return dest + size;
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}
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void crash_screen_printf(s32 x, s32 y, const char* fmt, ...) {
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u8* ptr;
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u32 glyph;
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s32 size;
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u8 buf[0x100];
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va_list args;
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va_start(args, fmt);
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size = _Printf(crash_screen_copy_to_buf, buf, fmt, args);
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if (size > 0) {
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ptr = buf;
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while (size > 0) {
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u8* charToGlyph = gCrashScreencharToGlyph;
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glyph = charToGlyph[*ptr & 0x7F];
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if (glyph != 0xFF) {
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crash_screen_draw_glyph(x, y, glyph);
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}
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x += 6;
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size--;
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ptr++;
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}
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}
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va_end(args);
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}
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void crash_screen_print_fpr(s32 x, s32 y, s32 regNum, void* addr) {
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u32 bits = *(u32*)addr;
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s32 exponent = ((bits & 0x7F800000U) >> 0x17) - 0x7F;
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if ((exponent >= -0x7E && exponent <= 0x7F) || bits == 0) {
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crash_screen_printf(x, y, "F%02d:%+.3e", regNum, *(f32*)addr);
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} else {
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crash_screen_printf(x, y, "F%02d:---------", regNum);
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}
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}
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void crash_screen_print_fpcsr(u32 value) {
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s32 i;
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u32 flag = 0x20000;
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crash_screen_printf(30, 155, "FPCSR:%08XH", value);
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for (i = 0; i < 6;) {
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if (value & flag) {
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crash_screen_printf(132, 155, "(%s)", gFPCSRFaultCauses[i]);
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break;
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do {} while (0);
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}
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i++;
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flag >>= 1;
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}
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}
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void crash_screen_draw(OSThread* faultedThread) {
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s16 causeIndex;
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__OSThreadContext* ctx;
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ctx = &faultedThread->context;
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causeIndex = ((faultedThread->context.cause >> 2) & 0x1F);
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if (causeIndex == 23) {
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causeIndex = 16;
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}
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if (causeIndex == 31) {
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causeIndex = 17;
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}
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osWritebackDCacheAll();
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crash_screen_draw_rect(25, 20, 270, 25);
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crash_screen_printf(30, 25, "THREAD:%d (%s)", faultedThread->id, gFaultCauses[causeIndex]);
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crash_screen_printf(30, 35, "PC:%08XH SR:%08XH VA:%08XH", ctx->pc, ctx->sr, ctx->badvaddr);
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crash_screen_sleep(2000);
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osViBlack(0);
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osViRepeatLine(0);
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osViSwapBuffer(gCrashScreen.frameBuf);
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crash_screen_draw_rect(25, 45, 270, 185);
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crash_screen_printf(30, 50, "AT:%08XH V0:%08XH V1:%08XH", (u32)ctx->at, (u32)ctx->v0, (u32)ctx->v1);
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crash_screen_printf(30, 60, "A0:%08XH A1:%08XH A2:%08XH", (u32)ctx->a0, (u32)ctx->a1, (u32)ctx->a2);
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crash_screen_printf(30, 70, "A3:%08XH T0:%08XH T1:%08XH", (u32)ctx->a3, (u32)ctx->t0, (u32)ctx->t1);
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crash_screen_printf(30, 80, "T2:%08XH T3:%08XH T4:%08XH", (u32)ctx->t2, (u32)ctx->t3, (u32)ctx->t4);
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crash_screen_printf(30, 90, "T5:%08XH T6:%08XH T7:%08XH", (u32)ctx->t5, (u32)ctx->t6, (u32)ctx->t7);
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crash_screen_printf(30, 100, "S0:%08XH S1:%08XH S2:%08XH", (u32)ctx->s0, (u32)ctx->s1, (u32)ctx->s2);
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crash_screen_printf(30, 110, "S3:%08XH S4:%08XH S5:%08XH", (u32)ctx->s3, (u32)ctx->s4, (u32)ctx->s5);
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crash_screen_printf(30, 120, "S6:%08XH S7:%08XH T8:%08XH", (u32)ctx->s6, (u32)ctx->s7, (u32)ctx->t8);
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crash_screen_printf(30, 130, "T9:%08XH GP:%08XH SP:%08XH", (u32)ctx->t9, (u32)ctx->gp, (u32)ctx->sp);
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crash_screen_printf(30, 140, "S8:%08XH RA:%08XH", (u32)ctx->s8, (u32)ctx->ra);
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crash_screen_print_fpcsr(ctx->fpcsr);
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crash_screen_print_fpr(30, 170, 0, &ctx->fp0.f.f_even);
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crash_screen_print_fpr(120, 170, 2, &ctx->fp2.f.f_even);
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crash_screen_print_fpr(210, 170, 4, &ctx->fp4.f.f_even);
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crash_screen_print_fpr(30, 180, 6, &ctx->fp6.f.f_even);
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crash_screen_print_fpr(120, 180, 8, &ctx->fp8.f.f_even);
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crash_screen_print_fpr(210, 180, 10, &ctx->fp10.f.f_even);
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crash_screen_print_fpr(30, 190, 12, &ctx->fp12.f.f_even);
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crash_screen_print_fpr(120, 190, 14, &ctx->fp14.f.f_even);
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crash_screen_print_fpr(210, 190, 16, &ctx->fp16.f.f_even);
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crash_screen_print_fpr(30, 200, 18, &ctx->fp18.f.f_even);
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crash_screen_print_fpr(120, 200, 20, &ctx->fp20.f.f_even);
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crash_screen_print_fpr(210, 200, 22, &ctx->fp22.f.f_even);
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crash_screen_print_fpr(30, 210, 24, &ctx->fp24.f.f_even);
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crash_screen_print_fpr(120, 210, 26, &ctx->fp26.f.f_even);
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crash_screen_print_fpr(210, 210, 28, &ctx->fp28.f.f_even);
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crash_screen_print_fpr(30, 220, 30, &ctx->fp30.f.f_even);
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crash_screen_sleep(500);
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// all of these null terminators needed to pad the rodata section for this file
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// can potentially fix this problem in another way?
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crash_screen_printf(210, 140, "MM:%08XH\0\0\0\0\0\0\0\0", *(u32*)ctx->pc);
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}
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OSThread* crash_screen_get_faulted_thread(void) {
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OSThread* thread = __osGetActiveQueue();
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while (thread->priority != -1) {
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if (thread->priority > 0 && thread->priority < 0x7F && (thread->flags & 3)) {
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return thread;
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}
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thread = thread->tlnext;
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}
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return NULL;
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}
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void crash_screen_thread_entry(void* unused) {
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OSMesg mesg;
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OSThread* faultedThread;
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osSetEventMesg(OS_EVENT_CPU_BREAK, &gCrashScreen.queue, (OSMesg)1);
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osSetEventMesg(OS_EVENT_FAULT, &gCrashScreen.queue, (OSMesg)2);
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do {
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osRecvMesg(&gCrashScreen.queue, &mesg, 1);
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faultedThread = crash_screen_get_faulted_thread();
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} while (faultedThread == NULL);
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osStopThread(faultedThread);
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crash_screen_draw(faultedThread);
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while (TRUE) {}
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}
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void crash_screen_set_draw_info(u16* frameBufPtr, s16 width, s16 height) {
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gCrashScreen.frameBuf = (u16*)((u32)frameBufPtr | 0xA0000000);
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gCrashScreen.width = width;
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gCrashScreen.height = height;
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}
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void crash_screen_init(void) {
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gCrashScreen.width = SCREEN_WIDTH;
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gCrashScreen.height = 16;
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gCrashScreen.frameBuf = (u16*)((osMemSize | 0xA0000000) - ((SCREEN_WIDTH * SCREEN_HEIGHT) * 2));
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osCreateMesgQueue(&gCrashScreen.queue, &gCrashScreen.mesg, 1);
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osCreateThread(&gCrashScreen.thread, 2, crash_screen_thread_entry, NULL,
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gCrashScreen.stack + sizeof(gCrashScreen.stack), 0x80);
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osStartThread(&gCrashScreen.thread);
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}
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// unused
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void crash_screen_printf_with_bg(s16 x, s16 y, const char* fmt, ...) {
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u8* ptr;
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u32 glyph;
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s32 size;
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u8 buf[0x100];
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va_list args;
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va_start(args, fmt);
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size = _Printf(crash_screen_copy_to_buf, buf, fmt, args);
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if (size > 0) {
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crash_screen_draw_rect(x - 6, y - 6, (size + 2) * 6, 19);
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ptr = buf;
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while (size > 0) {
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u8* charToGlyph = gCrashScreencharToGlyph;
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glyph = charToGlyph[*ptr & 0x7F];
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if (glyph != 0xFF) {
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crash_screen_draw_glyph(x, y, glyph);
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}
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x += 6;
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size--;
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ptr++;
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}
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}
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va_end(args);
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}
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