// the main function
void HariMain(void)
{
char *vram;
int xsize;
int ysize;
unsigned int memtotal;
struct MEMMAN *memman = (struct MEMMAN *) MEMMAN_ADDR ;
struct BOOTINFO *binfo;
struct SHTCTL *shtctl;
struct SHEET *sht_back, *sht_mouse, *sht_win,*sht_cons;
unsigned char *buf_back, buf_mouse[256],*buf_win;
int i;
int fifobuf[128];
char s[40];
struct FIFO fifo;
fifo_init(&fifo,128,fifobuf,0);
static char keytable0[0x80] = {
0, 0, '1', '2', '3', '4', '5', '6', '7', '8', '9', '0', '-', '^', 0, 0,
'Q', 'W', 'E', 'R', 'T', 'Y', 'U', 'I', 'O', 'P', '@', '[', 0, 0, 'A', 'S',
'D', 'F', 'G', 'H', 'J', 'K', 'L', ';', ':', 0, 0, ']', 'Z', 'X', 'C', 'V',
'B', 'N', 'M', ',', '.', '/', 0, '*', 0, ' ', 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, '7', '8', '9', '-', '4', '5', '6', '+', '1',
'2', '3', '0', '.', 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0x5c, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x5c, 0, 0
};
static char keytable1[0x80] = {
0, 0, '!', 0x22, '#', '$', '%', '&', 0x27, '(', ')', '~', '=', '~', 0, 0,
'Q', 'W', 'E', 'R', 'T', 'Y', 'U', 'I', 'O', 'P', '`', '{', 0, 0, 'A', 'S',
'D', 'F', 'G', 'H', 'J', 'K', 'L', '+', '*', 0, 0, '}', 'Z', 'X', 'C', 'V',
'B', 'N', 'M', '<', '>', '?', 0, '*', 0, ' ', 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, '7', '8', '9', '-', '4', '5', '6', '+', '1',
'2', '3', '0', '.', 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, '_', 0, 0, 0, 0, 0, 0, 0, 0, 0, '|', 0, 0
};
init_gdtidt();
init_pic();
io_sti();
init_pit(); // timer
io_out8(PIC0_IMR, 0xf8); /* PIC1 (11111000) irq0 */
io_out8(PIC1_IMR, 0xef); //11101111 , allow irq12
struct TIMER *timer;
timer = timer_alloc();
timer_set(timer,50,&fifo,1);
init_keyboard(&fifo,256);
// memory test
memtotal = memtest(0x00400000, 0xbfffffff); // available maxmium address
memman_init(memman);
memman_free(memman,0x00001000,0x0009e000);
memman_free(memman,0x00400000,memtotal-0x00400000);
init_palette();
binfo = (struct BOOTINFO *) 0x0ff0;
xsize = binfo->scrnx;
ysize = binfo->scrny;
vram = binfo->vram;
// sheet setting
shtctl = shtctl_init(memman, binfo->vram, binfo->scrnx, binfo->scrny);
sht_back = sheet_alloc(shtctl);
sht_mouse = sheet_alloc(shtctl);
sht_win = sheet_alloc(shtctl);
buf_back = (unsigned char *) memman_alloc_4k(memman, binfo->scrnx * binfo->scrny);
buf_win = (unsigned char *) memman_alloc_4k(memman,160 * 52); // window sheet buffer
sheet_setbuf(sht_back, buf_back, binfo->scrnx, binfo->scrny, -1);
sheet_setbuf(sht_mouse, buf_mouse, 16, 16, 99); // col_inv 99
sheet_setbuf(sht_win, buf_win,144,52,-1);
/* initlize OS background */
init_screen(buf_back,xsize,ysize);
int mx,my; // mouse position
// mouse cursor
struct MOUSE_DEC mdec;
enable_mouse(&fifo,512,&mdec);
init_mouse_cursor8(buf_mouse,99);
// window a setting
make_window8(buf_win,144,52,"task a",1);
int cursor_x,cursor_c; // cursor color
make_textbox8(sht_win, 8,28,128,16,COL8_FFFFFF); // heigth is 16
cursor_x = 8;
cursor_c = COL8_FFFFFF;
mx = (binfo->scrnx - 16) / 2;
my = (binfo->scrny - 28 - 16) / 2;
// task block
struct TASK *curr,*console;
curr = task_init(memman);
fifo.task = curr;
taskrun(curr,1,0); // set to level 1
// sheet console
unsigned char *buf_cons;
sht_cons = sheet_alloc(shtctl);
buf_cons = (unsigned char *) memman_alloc_4k(memman, 256*165);
sheet_setbuf(sht_cons,buf_cons,256,165,-1);
make_shell(buf_cons,256,165,"console",0);
//make_textbox8(sht_cons, 8,28,240,128,COL8_000084);
console = task_alloc();
console->tss.esp = memman_alloc_4k(memman,64*1024) + 64 * 1024 -8;
console->tss.eip = (int) &task_console;
console->tss.es = 1*8;
console->tss.cs = 2*8;
console->tss.ss = 1*8;
console->tss.ds = 1*8;
console->tss.fs = 1*8;
console->tss.gs = 1*8;
*((int *) (console->tss.esp + 4)) = (int) sht_cons; // memory share
taskrun(console,2,2); // level2,different priorities
sheet_move(sht_back,0,0);// move background sheet
sheet_move(sht_mouse,mx,my);
sheet_move(sht_win,8,56);
sheet_move(sht_cons,100,200);
sheet_updown(sht_back,0); // height 0, at the bottom
sheet_updown(sht_cons,1);
sheet_updown(sht_win,2);
sheet_updown(sht_mouse,3);
sprintf(s,"%3d %3d",mx,my);
putfonts8_asc(binfo->vram, binfo->scrnx, 0, 0, COL8_FFFFFF, s);
sprintf(s, "memory %dMB free %dkb", memtotal/(1024*1024), memman_total(memman)/1024);
putfonts8_asc(buf_back, binfo->scrnx, 0, 32, COL8_FFFFFF, s);
sheet_refresh(sht_back,0,0,binfo->scrnx,48);
// tab key
int key_to=0;
int key_shift = 0;
int key_leds = ((binfo->leds) >> 4) & 7; // caps,numlock,scrolllock
for(;;)
{
io_cli(); // forbid all interrupts
if(fifo_status(&fifo) == 0)
{task_sleep(curr);
io_sti();
}
else {
i=fifo_get(&fifo);
io_sti(); // open interrupts
if(255 < i && i < 512)
{sprintf(s, "%02X", i-256);
boxfill8(buf_back, binfo->scrnx, COL8_008400, 0, 16, 15, 31);
putfonts8_asc(buf_back, binfo->scrnx, 0, 16, COL8_FFFFFF, s);
sheet_refresh(sht_back,0,16,16,32);
if(i<256 +0x80)
{
if(key_shift == 0)
s[0]= keytable0[i-256];
else
s[0]= keytable1[i-256];
}
else
s[0] =0;
if(s[0] >= 'A' && s[0]<= 'Z')
{
if(((key_leds & 4) == 0 && key_shift == 0) ||
((key_leds & 4) == 1 && key_shift != 0))
s[0]+=0x20;
}
if (s[0] != 0) { // common character
if (key_to == 0) { /* ^XNAÖ */
if (cursor_x < 128) {
s[1] = 0;
bps(sht_win, cursor_x, 28, COL8_FFFFFF, COL8_000000, s, 1);
cursor_x += 8;
}
}
else// send to console
fifo_put(&console->fifo, s[0] + 256);
}
if(i == 256 + 0x0e && cursor_x > 8) // backspace key
{
if(key_to == 0)
{
bps(sht_win,cursor_x,28,COL8_FFFFFF,COL8_000000," ",1);
cursor_x -=8;
}
else
{
fifo_put(&console->fifo,8+256);
}
}
if(i == 256 + 0x0f) // Tab key
{
if(key_to == 0)
{
key_to =1;
make_wtitle8(buf_win, sht_win->bxsize,"task a",0);
shell_title(buf_cons, sht_cons->bxsize,"console",1);
}
else
{
key_to =0;
make_wtitle8(buf_win, sht_win->bxsize,"task a",1);
shell_title(buf_cons, sht_cons->bxsize,"console",0);
}
sheet_refresh(sht_win,0,0,sht_win->bxsize,21);
sheet_refresh(sht_cons,0,0,sht_cons->bxsize,21);
}
if (i == 256 + 0x2a)
key_shift |= 1;
if (i == 256 + 0x36)
key_shift |= 2;
if (i == 256 + 0xaa)
key_shift &= ~1;
if (i == 256 + 0xb6)
key_shift &= ~2;
if (i == 256 + 0x3a) // CapsLock
key_leds ^= 4;
if (i == 256 + 0x45) // NumLock
key_leds ^= 2;
if (i == 256 + 0x46) // ScrollLock
key_leds ^= 1;
boxfill8(sht_win ->buf, sht_win->bxsize, cursor_c,cursor_x,28,cursor_x+7,43);
sheet_refresh(sht_win,cursor_x,28,cursor_x+8,44);
}
else if(511 < i && i < 768)
{
if(mouse_decode(&mdec,i-512) != 0)
{ sprintf(s, "[lcr %4d %4d]", mdec.x,mdec.y);
if((mdec.btn & 0x01) != 0) s[1]='L';
if((mdec.btn & 0x02) != 0) s[3]='R';
if((mdec.btn & 0x04) != 0) s[2]='C';
boxfill8(buf_back, binfo->scrnx, COL8_008484, 32, 16, 32+15*8-1, 31); // after filling,show ok
putfonts8_asc(buf_back, binfo->scrnx, 32, 16, COL8_FFFFFF, s);
sheet_refresh(sht_back,32,16,32+15*8,32);
// the move of mouse
mx +=mdec.x;
my +=mdec.y;
if(mx <0) mx = 0;
if(my <0) my = 0;
if(mx > binfo->scrnx -1 ) mx = binfo->scrnx -1;
if(my > binfo->scrny -1 ) my = binfo->scrny -1; // control the mouse move area
sprintf(s, "(%3d,%3d)", mx,my);
boxfill8(buf_back, binfo->scrnx, COL8_008484, 0, 0,79, 15);
putfonts8_asc(buf_back, binfo->scrnx, 0, 0, COL8_FFFFFF, s);
sheet_refresh(sht_back,0,0,80,16);
sheet_move(sht_mouse,mx,my);
// move the window, vram -> sht -> move
if((mdec.btn & 0x01) != 0)
sheet_move(sht_win,mx-80,my-8);
}
}
else if(i == 1)
{
timer_set(timer,50,&fifo,0);
boxfill8(sht_win->buf,sht_win->bxsize, COL8_000000, cursor_x, 28,cursor_x+7, 43);
sheet_refresh(sht_win,cursor_x,28,cursor_x + 8, 44);
}
else if(i==0)
{
timer_set(timer,50,&fifo,1); // keep the data
boxfill8(sht_win->buf,sht_win->bxsize, COL8_FFFFFF,cursor_x, 28,cursor_x + 7, 43);
sheet_refresh(sht_win,cursor_x,28,cursor_x + 8, 44);
}
}
}
}
void HariMain(void)
{
char *vram;
int xsize;
int ysize;
unsigned int memtotal;
struct MEMMAN *memman = (struct MEMMAN *) MEMMAN_ADDR ;
struct BOOTINFO *binfo;
struct SHTCTL *shtctl;
struct SHEET *sht_back, *sht_mouse, *sht_win;
unsigned char *buf_back, buf_mouse[256],*buf_win;
int i;
int fifobuf[128];
char s[40];
struct FIFO fifo;
fifo_init(&fifo,128,fifobuf);
static char keytable[0x54] = {
0, 0, '1', '2', '3', '4', '5', '6', '7', '8', '9', '0', '-', '^', 0, 0,
'Q', 'W', 'E', 'R', 'T', 'Y', 'U', 'I', 'O', 'P', '@', '[', 0, 0, 'A', 'S',
'D', 'F', 'G', 'H', 'J', 'K', 'L', ';', ':', 0, 0, ']', 'Z', 'X', 'C', 'V',
'B', 'N', 'M', ',', '.', '/', 0, '*', 0, ' ', 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, '7', '8', '9', '-', '4', '5', '6', '+', '1',
'2', '3', '0', '.'
};
init_gdtidt();
init_pic();
io_sti();
init_pit(); // timer
io_out8(PIC0_IMR, 0xf8); /* PIC1 (11111001) irq0 */
io_out8(PIC1_IMR, 0xef); //11101111 , allow irq12
struct TIMER *timer,*timer2,*timer3;
timer = timer_alloc();
timer2 = timer_alloc();
timer3 = timer_alloc();
timer_set(timer,1000,&fifo,10);
timer_set(timer2,300,&fifo,3);
timer_set(timer3,50,&fifo,1);
init_keyboard(&fifo,256);
// memory test
memtotal = memtest(0x00400000, 0xbfffffff); // available maxmium address
memman_init(memman);
memman_free(memman,0x00001000,0x0009e000);
memman_free(memman,0x00400000,memtotal-0x00400000);
init_palette();
binfo = (struct BOOTINFO *) 0x0ff0;
xsize = binfo->scrnx;
ysize = binfo->scrny;
vram = binfo->vram;
// sheet setting
shtctl = shtctl_init(memman, binfo->vram, binfo->scrnx, binfo->scrny);
sht_back = sheet_alloc(shtctl);
sht_mouse = sheet_alloc(shtctl);
sht_win = sheet_alloc(shtctl);
buf_back = (unsigned char *) memman_alloc_4k(memman, binfo->scrnx * binfo->scrny);
buf_win = (unsigned char *) memman_alloc_4k(memman,160 * 52); // window sheet buffer
sheet_setbuf(sht_back, buf_back, binfo->scrnx, binfo->scrny, -1);
sheet_setbuf(sht_mouse, buf_mouse, 16, 16, 99); // col_inv 99
sheet_setbuf(sht_win, buf_win,160,52,-1);
/* initlize OS background */
init_screen(buf_back,xsize,ysize);
int mx,my; // mouse position
// mouse cursor
struct MOUSE_DEC mdec;
enable_mouse(&fifo,512,&mdec);
init_mouse_cursor8(buf_mouse,99);
make_window8(buf_win,160,52,"window");
mx = (binfo->scrnx - 16) / 2;
my = (binfo->scrny - 28 - 16) / 2;
sheet_move(sht_back,0,0);// move background sheet
sheet_move(sht_mouse,mx,my);
sheet_move(sht_win,80,72);
sheet_updown(sht_back,0); // height 0, at the bottom
sheet_updown(sht_win,1);
sheet_updown(sht_mouse,2); // height 2,on the top
sprintf(s,"%3d %3d",mx,my);
putfonts8_asc(binfo->vram, binfo->scrnx, 0, 0, COL8_FFFFFF, s);
sprintf(s, "memory %dMB free %dkb", memtotal/(1024*1024), memman_total(memman)/1024);
putfonts8_asc(buf_back, binfo->scrnx, 0, 32, COL8_FFFFFF, s);
sheet_refresh(sht_back,0,0,binfo->scrnx,48);
int cursor_x,cursor_c; // cursor color
make_textbox8(sht_win, 8,28,144,16,COL8_FFFFFF); // heigth is 16
cursor_x = 8;
cursor_c = COL8_FFFFFF;
for(;;)
{
//sprintf(s,"%010d",timerctl.count);
//bps(sht_win,40,28, COL8_C6C6C6,COL8_000000,s,10);
io_cli(); // forbid all interrupts
if(fifo_status(&fifo) == 0)
io_stihlt(); // read data until it's empty
else {
i=fifo_get(&fifo);
io_sti(); // open interrupts
if(255 < i && i < 512)
{sprintf(s, "%02X", i-256);
boxfill8(buf_back, binfo->scrnx, COL8_008400, 0, 16, 15, 31);
putfonts8_asc(buf_back, binfo->scrnx, 0, 16, COL8_FFFFFF, s);
sheet_refresh(sht_back,0,16,16,32);
if(i<256 +0x54)
{
if(keytable[i-256] != 0 && cursor_x < 144)
{
s[0]= keytable[i-256];
s[1]= '\0';
bps(sht_win,cursor_x,28, COL8_FFFFFF,COL8_000000,s,1); // 4th parm is background color
cursor_x +=8; // cursor move forward
}
}
if(i == 256 + 0x0e && cursor_x > 8)
{
bps(sht_win,cursor_x,28,COL8_FFFFFF,COL8_000000," ",1);
cursor_x -=8;
}
boxfill8(sht_win ->buf, sht_win->bxsize, cursor_c,cursor_x,28,cursor_x+7,43);
sheet_refresh(sht_win,cursor_x,28,cursor_x+8,44);
}
else if(511 < i && i < 768)
{
if(mouse_decode(&mdec,i-512) != 0)
{ sprintf(s, "[lcr %4d %4d]", mdec.x,mdec.y);
if((mdec.btn & 0x01) != 0) s[1]='L';
if((mdec.btn & 0x02) != 0) s[3]='R';
if((mdec.btn & 0x04) != 0) s[2]='C';
boxfill8(buf_back, binfo->scrnx, COL8_008484, 32, 16, 32+15*8-1, 31); // after filling,show ok
putfonts8_asc(buf_back, binfo->scrnx, 32, 16, COL8_FFFFFF, s);
sheet_refresh(sht_back,32,16,32+15*8,32);
// the move of mouse
mx +=mdec.x;
my +=mdec.y;
if(mx <0) mx = 0;
if(my <0) my = 0;
if(mx > binfo->scrnx -1 ) mx = binfo->scrnx -1;
if(my > binfo->scrny -1 ) my = binfo->scrny -1; // control the mouse move area
sprintf(s, "(%3d,%3d)", mx,my);
boxfill8(buf_back, binfo->scrnx, COL8_008484, 0, 0,79, 15);
putfonts8_asc(buf_back, binfo->scrnx, 0, 0, COL8_FFFFFF, s);
sheet_refresh(sht_back,0,0,80,16);
sheet_move(sht_mouse,mx,my);
// move the window, vram -> sht -> move
if(mdec.btn & 0x01 != 0)
sheet_move(sht_win,mx-80,my-8);
}
}
else if(i==10)
{putfonts8_asc(buf_back, binfo->scrnx,0,64, COL8_FFFFFF,"10");
sheet_refresh(sht_back,0,0,100,100);
}
else if(i ==3)
{putfonts8_asc(buf_back, binfo->scrnx,0,80, COL8_FFFFFF,"3s");
sheet_refresh(sht_back,0,0,100,100);
}
else if(i == 1)
{
timer_set(timer3,50,&fifo,0);
boxfill8(sht_win->buf,sht_win->bxsize, COL8_000000, cursor_x, 28,cursor_x+7, 43);
sheet_refresh(sht_win,cursor_x,28,cursor_x + 8, 44);
}
else if(i==0)
{
timer_set(timer3,50,&fifo,1); // keep the data
boxfill8(sht_win->buf,sht_win->bxsize, COL8_FFFFFF,cursor_x, 28,cursor_x + 7, 43);
sheet_refresh(sht_win,cursor_x,28,cursor_x + 8, 44);
}
}
}
}
void bootmain(void)
{
/*进入30os的部分*/
struct boot_info *bootp=(struct boot_info *)ADDR_BOOT;
init_screen((struct boot_info * )bootp);
init_palette(); //color table from 0 to 15
//clear_screen(8); //red
//draw_window();
int mx,my;//mouse position
//display mouse logo
char mousepic[16*16]; //mouse logo buffer
//display_mouse(bootp->vram,bootp->xsize,16,16,mx,my,mousepic,16);
cli();
//set gdt idt
init_gdtidt();
//remap irq 0-15
//函数中： irq 1(keyboard)对应设置中断号int0x21, irq 12(mouse)对应的中断号是int0x2c 要写中断服务程序了。
init_pic();
//设置完了gdt,idt后再enable cpu interrupt才是安全的
unsigned char s[40]; //sprintf buffer
unsigned char keybuf[32]; //keyfifo
unsigned char mousebuf[128]; //mousefifo
unsigned char data; //temp variable to get fifo data
int count=0;
fifo8_init(&keyfifo ,32,keybuf);//keyfifo是一个global data defined in int.c
fifo8_init(&mousefifo,128,mousebuf);
//enable timer ,keyboard and mouse //1111 1000 后面的三个0代表 accept interrupt request, irq0=timer interrupt
outb(PIC0_IMR, 0xf8);//1111 1000 irq 1 2打开 因为keyboard是irq 1,irq2 enable 8259B 芯片发生的中断请求 // enable pic slave and keyboard interrupt
//enable mouse interrupt 1110 1111 irq 12 打开 mouse是irq 12 所以要把pic 1 pic 2的芯片中断响应位打开。
outb(PIC1_IMR, 0xef);
//初始化 鼠标按键控制电路
init_keyboard();
//enable cpu interrupt
unsigned int memtotal;
//get the total memory
memtotal=memtest(0x400000,0xffffffff);
//mem=mem>>20; //convert to MBytes
//sprintf(s,"memory:%dMbytes",mem);
//puts8((char *)bootp->vram ,bootp->xsize,0,100,0,s);
Memman * memman=(Memman *)0x3c0000;
memman_init(memman);
//memman_free(memman,0x1000,0x9e000);
memman_free(memman,0x400000,memtotal-0x400000);
//memman_free(memman,0x600000,0x400000);
//memman_free(memman,0xb00000,0x400000);
char *desktop=(unsigned char*)memman_alloc(memman,320*200);
printdebug(desktop,0);
//while(1);
char *win_buf=(unsigned char*)memman_alloc_4K(memman,160*65);
TIMERCTL *timerctl=(TIMERCTL *)memman_alloc_4K(memman,sizeof(TIMERCTL));
gtimerctl=timerctl;
init_pit(timerctl);//init timerctl
draw_win_buf(desktop);
make_window8(win_buf,160,68,"timer");
init_mouse(mousepic,99); //99 means background color
sprintf(s,"memory:%dMB,free:%dMB,%d",memtotal>>20
,memman_avail(memman)>>20,memman->cellnum);
puts8(desktop ,bootp->xsize,0,150,0,s);
SHTCTL *shtctl;
shtctl=shtctl_init(memman,bootp->vram,bootp->xsize,bootp->ysize);
SHEET *sht_back,*sht_mouse,*sht_win;
//allocate a sheet space from shtctl
sht_back=sheet_alloc(shtctl);
sht_mouse=sheet_alloc(shtctl);
sht_win=sheet_alloc(shtctl);
//write something inside the window
//puts8(win_buf ,160,24,28,0,"hello ,easy os");
//puts8(win_buf ,160,24,44,0,"second line");//y=28+16=44
//hoop the buffer with sheet
sheet_setbuf(sht_back,desktop,320,200,-1);
sheet_setbuf(sht_mouse,mousepic,16,16,99);
sheet_setbuf(sht_win,win_buf,160,65,-1);
mx=0;my=0;//set mouse initial position
sheet_move(sht_back,0,0);
sheet_move(sht_mouse,mx,my);
sheet_move(sht_win,80,72);
//set sht_back to layer0 ;set sht_mouse to layer1
sheet_updown(sht_back,0);
sheet_updown(sht_win,1);
sheet_updown(sht_mouse,2);
//refresh a specific rectangle
sheet_refresh(sht_back,0,0,bootp->xsize,bootp->ysize);
struct FIFO8 timerfifo,timerfifo2,timerfifo3;
char timerbuf[8],timerbuf2[8],timerbuf3[8];
TIMER *timer,*timer2,*timer3;
fifo8_init(&timerfifo,8,timerbuf);
fifo8_init(&timerfifo2,8,timerbuf2);
fifo8_init(&timerfifo3,8,timerbuf3);
timer=timer_alloc(timerctl,0);
timer2=timer_alloc(timerctl,1);
timer3=timer_alloc(timerctl,2);
timer_init(timer,&timerfifo,1);
timer_init(timer2,&timerfifo2,1);
timer_init(timer3,&timerfifo3,1);
//while(1);
timer_settime(timer,1000,timerctl);
timer_settime(timer2,100,timerctl);
timer_settime(timer3,30,timerctl);
sti();
struct MOUSE_DEC mdec;
enable_mouse(&mdec); //这里会产生一个mouse interrupt
while(1)
{
sprintf(s,"%d",timerctl->count);
boxfill8(win_buf,160,8,20,44,140,60);
puts8(win_buf ,160,20,44,0,s);//y=28+16=44
sheet_refresh(sht_win,20,28,140,60);
sti();
if(fifo8_status(&keyfifo) +
fifo8_status(&mousefifo) +
fifo8_status(&timerfifo) +
fifo8_status(&timerfifo2) +
fifo8_status(&timerfifo3)
== 0)//no data in keyfifo and mousefifo
{
//sti();
//hlt();//wait for interrupt
}
else
{
if(fifo8_status(&keyfifo) != 0)
{
data=fifo8_read(&keyfifo);
sti();
}//end of keyboard decoder
else if(fifo8_status(&mousefifo) != 0)//we have mouse interrupt data to process
{
data=fifo8_read(&mousefifo);
sti();
if(mouse_decode(&mdec,data))
{
//3个字节都得到了
switch (mdec.button)
{
case 1:s[1]='L';break;
case 2:s[3]='R';break;
case 4:s[2]='M';break;
}
sprintf(s,"[lmr:%d %d]",mdec.x,mdec.y);
boxfill8(desktop,320,0,32,16,32+15*8-1,33);//一个黑色的小box
puts8(desktop,bootp->xsize,32,16,7,s); //display e0
sheet_refresh(sht_back,32,16,32+20*8-1,31);
#define white 7
//because we use sheet layer ,so we do not need this any more
//boxfill8(p,320,white,mx,my,mx+15,my+15);//用背景色把鼠标原来的color填充，这样不会看到鼠标移动的path
mx +=mdec.x;//mx=mx+dx
my +=mdec.y;//my=my+dy
if(mx<0)
{
mx=0;
}
if(my<0)
{
my=0;
}
if(mx>bootp->xsize-1)
{
mx=bootp->xsize-1;
}
if(my>bootp->ysize-1)
{
my=bootp->ysize-1;
}
sprintf(s,"(%d, %d)",mx,my);
boxfill8(desktop,320,0,0,0,79,15);//坐标的背景色
puts8(desktop ,bootp->xsize,0,0,7,s);//显示坐标
sheet_refresh(sht_back,0,0,bootp->xsize,15);
sheet_move(sht_mouse,mx,my);
}
}//end of mouse decoder
else if(fifo8_status(&timerfifo)!=0)
{
data=fifo8_read(&timerfifo);
sti();
puts8(desktop ,bootp->xsize,0,64,0,"10[sec]");//显示坐标
sheet_refresh(sht_back,0,64,bootp->xsize,80);
//printdebug(99,80);
}//end of timer
else if(fifo8_status(&timerfifo2)!=0)
{
data=fifo8_read(&timerfifo2);
sti();
puts8(desktop ,bootp->xsize,0,80,0,"3[sec]");//显示坐标
sheet_refresh(sht_back,0,80,bootp->xsize,96);
// printdebug(16,150);
// while(1);
}//end of timer2
else if(fifo8_status(&timerfifo3)!=0)//cursor blink
{
data=fifo8_read(&timerfifo3);
sti();
//static unsigned a=0;a++;//因为你没有把里面的数据读走，所以一直会进来
//printdebug(a,0);
if(data!=0)
{
timer_init(timer3,&timerfifo3,0);
boxfill8(desktop,bootp->xsize,7,8,96,15,111);
}
else
{
timer_init(timer3,&timerfifo3,1);
boxfill8(desktop,bootp->xsize,0,8,96,15,111);
}
timer_settime(timer3,50,timerctl);
sheet_refresh(sht_back,8,96,15,111);
sheet_refresh(sht_back,250,100,320,108);
}//end of timer3
}
}
}