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Moved bigError()

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This commit is contained in:
Tom-on
2024-08-13 15:20:13 +02:00
parent f8e03d9024
commit d37abb7b65
2 changed files with 67 additions and 58 deletions
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include/error/bigerr.h
+66
View File
@@ -0,0 +1,66 @@
#ifndef BIGERR_H
#define BIGERR_H
/*
* Something went VERY wrong.
* Eg. kernel.bin is missing, no filesystem, Virtual Memory failed, etc.
*/
#include <stdint.h>
#include <screen/gfxmode.h>
void rect(uint32_t c, uint16_t x, uint16_t y, uint16_t w, uint16_t h) {
uint8_t* vidmem = (uint8_t*)gfxMode->physicalBasePtr;
uint8_t bytesPerPx = gfxMode->bpp / 8;
uint32_t convColor = convertColor(c);
for (uint32_t dx = 0; dx < w; dx++) {
for (uint32_t dy = 0; dy < h; dy++) {
uint32_t offset = (((y + dy) * gfxMode->xRes) + (x + dx)) * bytesPerPx;
for (uint8_t i = 0; i < gfxMode->bpp; i++) {
vidmem[offset + i] = (uint8_t)(convColor >> (i*8));
}
}
}
}
void bigError(uint32_t err) {
// Red BG
rect(0x00ff0000, 0, 0, gfxMode->xRes, gfxMode->yRes);
// E
rect(0x00ffffff, 20, 10, 10, 50);
rect(0x00ffffff, 30, 10, 30, 10);
rect(0x00ffffff, 30, 30, 30, 10);
rect(0x00ffffff, 30, 50, 30, 10);
// R
rect(0x00ffffff, 70, 10, 10, 50);
rect(0x00ffffff, 70, 10, 30, 10);
rect(0x00ffffff, 70, 30, 30, 10);
rect(0x00ffffff, 90, 10, 10, 30);
rect(0x00ffffff, 80, 40, 10, 10);
rect(0x00ffffff, 90, 50, 10, 10);
// R
rect(0x00ffffff, 110, 10, 10, 50);
rect(0x00ffffff, 110, 10, 30, 10);
rect(0x00ffffff, 110, 30, 30, 10);
rect(0x00ffffff, 130, 10, 10, 30);
rect(0x00ffffff, 120, 40, 10, 10);
rect(0x00ffffff, 130, 50, 10, 10);
// O
rect(0x00ffffff, 150, 10, 10, 50);
rect(0x00ffffff, 170, 10, 10, 50);
rect(0x00ffffff, 150, 10, 30, 10);
rect(0x00ffffff, 150, 50, 30, 10);
// R
rect(0x00ffffff, 190, 10, 10, 50);
rect(0x00ffffff, 190, 10, 30, 10);
rect(0x00ffffff, 190, 30, 30, 10);
rect(0x00ffffff, 210, 10, 10, 30);
rect(0x00ffffff, 200, 40, 10, 10);
rect(0x00ffffff, 210, 50, 10, 10);
__asm__ volatile ("cli; hlt" :: "a"(err));
}
#endif
src/stage3.c
+1 -58
View File
@@ -5,6 +5,7 @@
#include <fs/impl.h>
#include <fs/fs.h>
#include <screen/gfxmode.h>
#include <error/bigerr.h>
void bigError();
@@ -79,61 +80,3 @@ void main() {
bigError(0xffffffff);
}
void rect(uint32_t c, uint16_t x, uint16_t y, uint16_t w, uint16_t h) {
uint8_t* vidmem = (uint8_t*)gfxMode->physicalBasePtr;
uint8_t bytesPerPx = gfxMode->bpp / 8;
uint32_t convColor = convertColor(c);
for (uint32_t dx = 0; dx < w; dx++) {
for (uint32_t dy = 0; dy < h; dy++) {
uint32_t offset = (((y + dy) * gfxMode->xRes) + (x + dx)) * bytesPerPx;
for (uint8_t i = 0; i < gfxMode->bpp; i++) {
vidmem[offset + i] = (uint8_t)(convColor >> (i*8));
}
}
}
}
/*
* Something went VERY wrong.
* Eg. kernel.bin is missing, no filesystem, Virtual Memory failed, etc.
*/
void bigError(uint32_t err) {
// Red BG
rect(0x00ff0000, 0, 0, gfxMode->xRes, gfxMode->yRes);
// E
rect(0x00ffffff, 20, 10, 10, 50);
rect(0x00ffffff, 30, 10, 30, 10);
rect(0x00ffffff, 30, 30, 30, 10);
rect(0x00ffffff, 30, 50, 30, 10);
// R
rect(0x00ffffff, 70, 10, 10, 50);
rect(0x00ffffff, 70, 10, 30, 10);
rect(0x00ffffff, 70, 30, 30, 10);
rect(0x00ffffff, 90, 10, 10, 30);
rect(0x00ffffff, 80, 40, 10, 10);
rect(0x00ffffff, 90, 50, 10, 10);
// R
rect(0x00ffffff, 110, 10, 10, 50);
rect(0x00ffffff, 110, 10, 30, 10);
rect(0x00ffffff, 110, 30, 30, 10);
rect(0x00ffffff, 130, 10, 10, 30);
rect(0x00ffffff, 120, 40, 10, 10);
rect(0x00ffffff, 130, 50, 10, 10);
// O
rect(0x00ffffff, 150, 10, 10, 50);
rect(0x00ffffff, 170, 10, 10, 50);
rect(0x00ffffff, 150, 10, 30, 10);
rect(0x00ffffff, 150, 50, 30, 10);
// R
rect(0x00ffffff, 190, 10, 10, 50);
rect(0x00ffffff, 190, 10, 30, 10);
rect(0x00ffffff, 190, 30, 30, 10);
rect(0x00ffffff, 210, 10, 10, 30);
rect(0x00ffffff, 200, 40, 10, 10);
rect(0x00ffffff, 210, 50, 10, 10);
__asm__ volatile ("cli; hlt" :: "a"(err));
}