195 lines
6.3 KiB
C
195 lines
6.3 KiB
C
#include <stdio.h>
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#include "bootpack.h"
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#include "desctbl.h"
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#include "fifo.h"
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#include "graphic.h"
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#include "int.h"
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#include "io.h"
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#include "keyboard.h"
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#include "memory.h"
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#include "mouse.h"
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#include "sheet.h"
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#include "timer.h"
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#include "window.h"
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int main(void) {
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struct BootInfo *binfo = (struct BootInfo *)ADR_BOOTINFO;
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struct MemMan *memman = (struct MemMan *)MEMMAN_ADDR;
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struct MouseDec mdec;
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char s[40], mcursor[256];
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unsigned char data;
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unsigned int memtotal;
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struct Shtctl *shtctl;
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struct Sheet *sht_back, *sht_mouse, *sht_win;
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unsigned char *buf_back, buf_mouse[256], *buf_win;
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struct FIFO8 timerfifo, timerfifo2, timerfifo3;
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unsigned char timerbuf[8], timerbuf2[8], timerbuf3[8];
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struct Timer *timer, *timer2, *timer3;
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init_gdtidt();
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init_pic(); // GDT/IDT完成初始化，开放CPU中断
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io_sti();
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fifo8_init(&keyfifo, KEY_FIFO_BUF_SIZE, keybuf);
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fifo8_init(&mousefifo, MOUSE_FIFO_BUF_SIZE, mousebuf);
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init_pit();
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io_out8(PIC0_IMR, 0xf8); // 开放PIT、PIC1以及键盘中断
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io_out8(PIC1_IMR, 0xef); // 开放鼠标中断
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fifo8_init(&timerfifo, TIMER_FIFO_BUF_SIZE, timerbuf);
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timer = timer_alloc();
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timer_init(timer, &timerfifo, 1);
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timer_set_timer(timer, 1000);
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fifo8_init(&timerfifo2, TIMER_FIFO_BUF_SIZE, timerbuf2);
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timer2 = timer_alloc();
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timer_init(timer2, &timerfifo2, 1);
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timer_set_timer(timer2, 300);
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fifo8_init(&timerfifo3, TIMER_FIFO_BUF_SIZE, timerbuf3);
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timer3 = timer_alloc();
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timer_init(timer3, &timerfifo3, 1);
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timer_set_timer(timer3, 50);
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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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// 书中为0x00001000 ~ 0x0009e000
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// 测试时发现会造成错误（原因未知），所以改为由0x00010000开始
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memman_free(memman, 0x00010000, 0x0009e000); // 0x00010000 ~ 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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sht_win = sheet_alloc(shtctl);
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buf_back =
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(unsigned char *)memman_alloc_4k(memman, binfo->scrnx * binfo->scrny);
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buf_win = (unsigned char *)memman_alloc_4k(memman, 160 * 52);
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sheet_setbuf(sht_back, buf_back, binfo->scrnx, binfo->scrny,
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-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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sheet_setbuf(sht_win, buf_win, 160, 52, -1); // 没有透明色
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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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make_window8(buf_win, 160, 52, "counter");
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sheet_slide(sht_back, 0, 0);
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int mx = (binfo->scrnx - 16) / 2; // 按在画面中央来计算坐标
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int my = (binfo->scrny - 28 - 16) / 2;
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sheet_slide(sht_mouse, mx, my);
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sheet_slide(sht_win, 80, 72);
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sheet_updown(sht_back, 0);
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sheet_updown(sht_win, 1);
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sheet_updown(sht_mouse, 2);
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sprintf(s, "(%3d, %3d)", mx, my);
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put_fonts8_asc(buf_back, binfo->scrnx, 0, 0, COL8_FFFFFF, s);
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sprintf(s, "memory %dMB, free: %dKB", memtotal / (1024 * 1024),
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memman_total(memman) / 1024);
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put_fonts8_asc(buf_back, binfo->scrnx, 0, 32, COL8_FFFFFF, s);
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sheet_refresh(sht_back, 0, 0, binfo->scrnx, 48);
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for (;;) {
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sprintf(s, "%010d", timerctl.count);
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box_fill8(buf_win, 160, COL8_C6C6C6, 40, 28, 119, 43);
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put_fonts8_asc(buf_win, 160, 40, 28, COL8_000000, s);
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sheet_refresh(sht_win, 40, 28, 120, 44);
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io_cli();
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if (fifo8_status(&keyfifo) + fifo8_status(&mousefifo) +
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fifo8_status(&timerfifo) + fifo8_status(&timerfifo2) +
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fifo8_status(&timerfifo3) == 0) {
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io_stihlt();
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} else {
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if (fifo8_status(&keyfifo)) {
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data = (unsigned char)fifo8_get(&keyfifo);
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io_sti();
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sprintf(s, "%02X", data);
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box_fill8(buf_back, binfo->scrnx, COL8_008484, 0, 16, 15, 31);
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put_fonts8_asc(buf_back, binfo->scrnx, 0, 16, COL8_FFFFFF, s);
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sheet_refresh(sht_back, 0, 16, 16, 32);
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} else if (fifo8_status(&mousefifo)) {
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data = (unsigned char)fifo8_get(&mousefifo);
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io_sti();
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if (mouse_decode(&mdec, data)) {
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sprintf(s, "[lcr %4d %4d]", mdec.x, mdec.y);
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if ((mdec.btn & 0x01)) {
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s[1] = 'L';
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}
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if ((mdec.btn & 0x02)) {
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s[3] = 'R';
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}
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if ((mdec.btn & 0x04)) {
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s[2] = 'C';
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}
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box_fill8(buf_back, binfo->scrnx, COL8_008484, 32, 16,
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32 + 15 * 8 - 1, 31);
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put_fonts8_asc(buf_back, binfo->scrnx, 32, 16, COL8_FFFFFF, s);
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sheet_refresh(sht_back, 32, 16, 32 + 15 * 8, 32);
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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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box_fill8(buf_back, binfo->scrnx, COL8_008484, 0, 0, 79,
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15); // 隐藏坐标
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put_fonts8_asc(buf_back, binfo->scrnx, 0, 0, COL8_FFFFFF,
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s); // 显示坐标
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sheet_refresh(sht_back, 0, 0, 80, 16);
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sheet_slide(sht_mouse, mx, my);
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}
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} else if (fifo8_status(&timerfifo)) {
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data = fifo8_get(&timerfifo);
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io_sti();
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put_fonts8_asc(buf_back, binfo->scrnx, 0, 64, COL8_FFFFFF, "10[sec]");
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sheet_refresh(sht_back, 0, 64, 56, 80);
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} else if (fifo8_status(&timerfifo2)) {
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data = fifo8_get(&timerfifo2);
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io_sti();
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put_fonts8_asc(buf_back, binfo->scrnx, 0, 80, COL8_FFFFFF, "3[sec]");
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sheet_refresh(sht_back, 0, 64, 48, 96);
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} else if (fifo8_status(&timerfifo3)) {
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data = fifo8_get(&timerfifo3);
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io_sti();
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if (data) {
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timer_init(timer3, &timerfifo3, 0);
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box_fill8(buf_back, binfo->scrnx, COL8_FFFFFF, 8, 96, 15, 111);
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} else {
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timer_init(timer3, &timerfifo3, 1);
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box_fill8(buf_back, binfo->scrnx, COL8_008484, 8, 96, 15, 111);
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}
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timer_set_timer(timer3, 50);
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sheet_refresh(sht_back, 8, 96, 16, 112);
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}
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}
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}
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return 0;
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}
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