mirror of
https://github.com/yourtion/30dayMakeOS.git
synced 2026-02-03 18:13:28 +08:00
110 lines
3.7 KiB
C
110 lines
3.7 KiB
C
/* bootpackのメイン */
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#include "bootpack.h"
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#include <stdio.h>
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void HariMain(void)
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{
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struct BOOTINFO *binfo = (struct BOOTINFO *) ADR_BOOTINFO;
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char s[40], keybuf[32], mousebuf[128];
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int mx, my, i;
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unsigned int memtotal;
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struct MOUSE_DEC mdec;
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struct MEMMAN *memman = (struct MEMMAN *) MEMMAN_ADDR;
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struct SHTCTL *shtctl;
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struct SHEET *sht_back, *sht_mouse;
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unsigned char *buf_back, buf_mouse[256];
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init_gdtidt();
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init_pic();
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io_sti(); /* IDT/PIC的初始化已经完成，于是开放CPU的中断 */
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fifo8_init(&keyfifo, 32, keybuf);
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fifo8_init(&mousefifo, 128, mousebuf);
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io_out8(PIC0_IMR, 0xf9); /* 开放PIC1和键盘中断(11111001) */
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io_out8(PIC1_IMR, 0xef); /* 开放鼠标中断(11101111) */
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init_keyboard();
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enable_mouse(&mdec);
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memtotal = memtest(0x00400000, 0xbfffffff);
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memman_init(memman);
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memman_free(memman, 0x00001000, 0x0009e000); /* 0x00001000 - 0x0009efff */
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memman_free(memman, 0x00400000, memtotal - 0x00400000);
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init_palette();
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shtctl = shtctl_init(memman, binfo->vram, binfo->scrnx, binfo->scrny);
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sht_back = sheet_alloc(shtctl);
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sht_mouse = sheet_alloc(shtctl);
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buf_back = (unsigned char *) memman_alloc_4k(memman, binfo->scrnx * binfo->scrny);
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sheet_setbuf(sht_back, buf_back, binfo->scrnx, binfo->scrny, -1); /* 没有透明色 */
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sheet_setbuf(sht_mouse, buf_mouse, 16, 16, 99); /* 透明色号99 */
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init_screen8(buf_back, binfo->scrnx, binfo->scrny);
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init_mouse_cursor8(buf_mouse, 99); /* 背景色号99 */
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sheet_slide(sht_back, 0, 0);
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mx = (binfo->scrnx - 16) / 2; /* 按显示在画面中央来计算坐标 */
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my = (binfo->scrny - 28 - 16) / 2;
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sheet_slide(sht_mouse, mx, my);
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sheet_updown(sht_back, 0);
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sheet_updown(sht_mouse, 1);
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sprintf(s, "(%3d, %3d)", mx, my);
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putfonts8_asc(buf_back, binfo->scrnx, 0, 0, COL8_FFFFFF, s);
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sprintf(s, "memory %dMB free : %dKB", memtotal / (1024 * 1024), memman_total(memman) / 1024);
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putfonts8_asc(buf_back, binfo->scrnx, 0, 32, COL8_FFFFFF, s);
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sheet_refresh(sht_back, 0, 0, binfo->scrnx, 48); /* 刷新文字 */
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for (;;) {
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io_cli();
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if (fifo8_status(&keyfifo) + fifo8_status(&mousefifo) == 0) {
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io_stihlt();
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} else {
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if (fifo8_status(&keyfifo) != 0) {
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i = fifo8_get(&keyfifo);
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io_sti();
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sprintf(s, "%02X", i);
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boxfill8(buf_back, binfo->scrnx, COL8_008484, 0, 16, 15, 31);
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putfonts8_asc(buf_back, binfo->scrnx, 0, 16, COL8_FFFFFF, s);
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sheet_refresh(sht_back, 0, 16, 16, 32); /* 刷新文字 */
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} else if (fifo8_status(&mousefifo) != 0) {
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i = fifo8_get(&mousefifo);
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io_sti();
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if (mouse_decode(&mdec, i) != 0) {
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/* 3字节都凑齐了，所以把它们显示出来*/
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sprintf(s, "[lcr %4d %4d]", mdec.x, mdec.y);
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if ((mdec.btn & 0x01) != 0) {
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s[1] = 'L';
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}
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if ((mdec.btn & 0x02) != 0) {
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s[3] = 'R';
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}
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if ((mdec.btn & 0x04) != 0) {
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s[2] = 'C';
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}
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boxfill8(buf_back, binfo->scrnx, COL8_008484, 32, 16, 32 + 15 * 8 - 1, 31);
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putfonts8_asc(buf_back, binfo->scrnx, 32, 16, COL8_FFFFFF, s);
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sheet_refresh(sht_back, 32, 16, 32 + 15 * 8, 32); /* 刷新文字 */
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/* 移动光标 */
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mx += mdec.x;
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my += mdec.y;
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if (mx < 0) {
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mx = 0;
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}
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if (my < 0) {
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my = 0;
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}
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if (mx > binfo->scrnx - 1) {
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mx = binfo->scrnx - 1;
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}
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if (my > binfo->scrny - 1) {
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my = binfo->scrny - 1;
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}
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sprintf(s, "(%3d, %3d)", mx, my);
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boxfill8(buf_back, binfo->scrnx, COL8_008484, 0, 0, 79, 15); /* 消坐标 */
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putfonts8_asc(buf_back, binfo->scrnx, 0, 0, COL8_FFFFFF, s); /* 写坐标 */
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sheet_refresh(sht_back, 0, 0, 80, 16); /* 刷新文字 */
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sheet_slide(sht_mouse, mx, my); /* 包含sheet_refresh含sheet_refresh */
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}
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}
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}
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}
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}
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