WarlockFish/30dayMakeOS
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Yourtion
2014-09-10 18:02:33 +08:00
parent b5f993ad72
commit e7be9e0dfd
1 changed files with 16 additions and 8 deletions
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24
05_day/bootpack.c
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@@ -9,6 +9,8 @@ void set_palette(int start, int end, unsigned char *rgb);
void boxfill8(unsigned char *vram, int xsize, unsigned char c, int x0, int y0, int x1, int y1);
void init_screen(char *vram, int x, int y);
void putfont8(char *vram, int xsize, int x, int y, char c, char *font);
void putfonts8_asc(char *vram, int xsize, int x, int y, char c, unsigned char *s);
#define COL8_000000 0
#define COL8_FF0000 1
@@ -36,18 +38,13 @@ struct BOOTINFO {
void HariMain(void)
{
struct BOOTINFO *binfo = (struct BOOTINFO *) 0x0ff0;
extern char hankaku[4096];/* DB各种数据（共4096字节） */
init_palette();
init_screen(binfo->vram, binfo->scrnx, binfo->scrny);
/* A的字符编码是0x41，所以A的字体数据，放在自“hankaku+0x41*16”开始的16字节里 */
putfont8(binfo->vram, binfo->scrnx, 8, 8, COL8_FFFFFF, hankaku + 'A' * 16);
putfont8(binfo->vram, binfo->scrnx, 16, 8, COL8_FFFFFF, hankaku + 'B' * 16);
putfont8(binfo->vram, binfo->scrnx, 24, 8, COL8_FFFFFF, hankaku + 'C' * 16);
putfont8(binfo->vram, binfo->scrnx, 40, 8, COL8_FFFFFF, hankaku + '1' * 16);
putfont8(binfo->vram, binfo->scrnx, 48, 8, COL8_FFFFFF, hankaku + '2' * 16);
putfont8(binfo->vram, binfo->scrnx, 56, 8, COL8_FFFFFF, hankaku + '3' * 16);
putfonts8_asc(binfo->vram, binfo->scrnx, 8, 8, COL8_FFFFFF, "ABC 123");
putfonts8_asc(binfo->vram, binfo->scrnx, 31, 31, COL8_000000, "Haribote OS.");
putfonts8_asc(binfo->vram, binfo->scrnx, 30, 30, COL8_FFFFFF, "Haribote OS.");
for (;;) {
io_hlt();
@@ -144,4 +141,15 @@ void putfont8(char *vram, int xsize, int x, int y, char c, char *font)
if ((d & 0x01) != 0) { p[7] = c; }
}
return;
}
void putfonts8_asc(char *vram, int xsize, int x, int y, char c, unsigned char *s)
{
extern char hankaku[4096];
/* C语言中，字符串都是以0x00结尾 */
for (; *s != 0x00; s++) {
putfont8(vram, xsize, x, y, c, hankaku + *s * 16);
x += 8;
}
return;
}