本書ではday17にはいりました。
アイドルタスクを作るところから始めたいと思います。
mtask.c
void task_idle(void) { for (;;) { io_hlt(); } } struct TASK *task_init(struct MEMMAN *memman) { int i; struct TASK *task, *idle; struct SEGMENT_DESCRIPTOR *gdt = (struct SEGMENT_DESCRIPTOR *) ADR_GDT; taskctl = (struct TASKCTL *) memman_alloc_4k(memman, sizeof (struct TASKCTL)); for (i = 0; i < MAX_TASKS; i++) { taskctl->tasks0[i].flags = 0; taskctl->tasks0[i].sel = (TASK_GDT0 + i) * 8; set_segmdesc(gdt + TASK_GDT0 + i, 103, (int) &taskctl->tasks0[i].tss, AR_TSS32); } for (i = 0; i < MAX_TASKLEVELS; i++) { taskctl->level[i].running = 0; taskctl->level[i].now = 0; } task = task_alloc(); task->flags = 2; /* 動作中マーク */ task->priority = 2; /* 0.02秒 */ task->level = 0; /* 最高レベル */ task_add(task); task_switchsub(); /* レベル設定 */ load_tr(task->sel); task_timer = timer_alloc(); timer_settime(task_timer, task->priority); idle = task_alloc(); idle->tss.esp = memman_alloc_4k(memman, 64 * 1024) + 64 * 1024; idle->tss.eip = (int) &task_idle; idle->tss.es = 1 * 8; idle->tss.cs = 2 * 8; idle->tss.ss = 1 * 8; idle->tss.ds = 1 * 8; idle->tss.fs = 1 * 8; idle->tss.gs = 1 * 8; task_run(idle, MAX_TASKLEVELS - 1, 1); return task; }
bootpack.c
init_palette(); shtctl = shtctl_init(memman, binfo->vram, binfo->scrnx, binfo->scrny); task_a = task_init(memman); fifo.task = task_a; task_run(task_a, 1, 2); /* sht_back */ sht_back = sheet_alloc(shtctl); buf_back = (unsigned char *) memman_alloc_4k(memman, binfo->scrnx * binfo->scrny); sheet_setbuf(sht_back, buf_back, binfo->scrnx, binfo->scrny, -1); /* 透明色なし */ init_screen8(buf_back, binfo->scrnx, binfo->scrny); /* sht_win_b */ for (i = 0; i < 3; i++) { sht_win_b[i] = sheet_alloc(shtctl); buf_win_b = (unsigned char *) memman_alloc_4k(memman, 144 * 52); sheet_setbuf(sht_win_b[i], buf_win_b, 144, 52, -1); /* 透明色なし */ sprintf(s, "task_b%d", i); make_window8(buf_win_b, 144, 52, s, 0); task_b[i] = task_alloc(); task_b[i]->tss.esp = memman_alloc_4k(memman, 64 * 1024) + 64 * 1024 - 8; task_b[i]->tss.eip = (int) &task_b_main; task_b[i]->tss.es = 1 * 8; task_b[i]->tss.cs = 2 * 8; task_b[i]->tss.ss = 1 * 8; task_b[i]->tss.ds = 1 * 8; task_b[i]->tss.fs = 1 * 8; task_b[i]->tss.gs = 1 * 8; *((int *) (task_b[i]->tss.esp + 4)) = (int) sht_win_b[i]; /* task_run(task_b[i], 2, i + 1); */ }
OBJS_BOOTPACK = bootpack.obj naskfunc.obj hankaku.obj graphic.obj dsctbl.obj \ int.obj fifo.obj keybord.obj mouse.obj memory.obj sheet.obj timer.obj \ mtask.obj TOOLPATH = ..\..\z_tools\\ INCPATH = ..\..\z_tools\haribote\\ MAKE = $(TOOLPATH)make.exe -r NASK = $(TOOLPATH)nask.exe CC1 = $(TOOLPATH)cc1.exe -I$(INCPATH) -Os -Wall -quiet GAS2NASK = $(TOOLPATH)gas2nask.exe -a OBJ2BIM = $(TOOLPATH)obj2bim.exe MAKEFONT = $(TOOLPATH)makefont.exe BIN2OBJ = $(TOOLPATH)bin2obj BIM2HRB = $(TOOLPATH)bim2hrb.exe RULEFILE = $(TOOLPATH)haribote\haribote.rul EDIMG = $(TOOLPATH)edimg.exe IMGTOL = $(TOOLPATH)imgtol.com COPY = cmd.exe /C copy DEL = rm -f # default operation default: $(MAKE) img # file making rule ipl10.bin : ipl10.nas Makefile $(NASK) ipl10.nas ipl10.bin ipl10.lst asmhead.bin : asmhead.nas Makefile $(NASK) asmhead.nas asmhead.bin asmhead.lst hankaku.bin : hankaku.txt Makefile $(MAKEFONT) hankaku.txt hankaku.bin hankaku.obj : hankaku.bin Makefile $(BIN2OBJ) hankaku.bin hankaku.obj _hankaku bootpack.bim : $(OBJS_BOOTPACK) Makefile $(OBJ2BIM) @$(RULEFILE) out:bootpack.bim stack:3136k map:bootpack.map \ $(OBJS_BOOTPACK) # 3MB+64KB=3136KB bootpack.hrb : bootpack.bim Makefile $(BIM2HRB) bootpack.bim bootpack.hrb 0 haribote.sys : asmhead.bin bootpack.hrb Makefile cat asmhead.bin bootpack.hrb > haribote.sys haribote.img : ipl10.bin haribote.sys Makefile $(EDIMG) imgin:..\..\z_tools\fdimg0at.tek \ wbinimg src:ipl10.bin len:512 from:0 to:0 \ copy from:haribote.sys to:@: \ imgout:haribote.img # rules %.gas : %.c Makefile $(CC1) -o $*.gas $*.c %.nas : %.gas Makefile $(GAS2NASK) $*.gas $*.nas %.obj : %.nas Makefile $(NASK) $*.nas $*.obj $*.lst # command img : $(MAKE) haribote.img run : $(MAKE) img $(COPY) haribote.img ..\..\z_tools\qemu\fdimage0.bin $(MAKE) -C ..\..\z_tools\qemu install : $(MAKE) img $(IMGTOL) w a: haribote.img clean : -$(DEL) *.bin -$(DEL) *.lst -$(DEL) *.obj -$(DEL) bootpack.map -$(DEL) bootpack.bim -$(DEL) bootpack.hrb -$(DEL) haribote.sys src_only : $(MAKE) clean -$(DEL) haribote.img
次はコンソール画面を出してみたいと思います。
bootpack.c
void HariMain(void) { struct BOOTINFO *binfo = (struct BOOTINFO *) ADR_BOOTINFO; struct FIFO32 fifo; struct SHTCTL *shtctl; char s[40]; int fifobuf[128]; int mx, my, i, cursor_x, cursor_c; unsigned int memtotal; struct MOUSE_DEC mdec; struct MEMMAN *memman = (struct MEMMAN *) MEMMAN_ADDR; 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', '.' }; unsigned char *buf_back, buf_mouse[256], *buf_win, *buf_cons; struct SHEET *sht_back, *sht_mouse, *sht_win, *sht_cons; struct TASK *task_a, *task_cons; struct TIMER *timer; init_gdtidt(); init_pic(); io_sti(); /* IDT/PICの初期化が終わったのでCPUの割り込み禁止を解除 */ fifo32_init(&fifo, 128, fifobuf, 0); init_pit(); init_keyboard(&fifo, 256); enable_mouse(&fifo, 512, &mdec); io_out8(PIC0_IMR, 0xf8); /* PITとPIC1とキーボードを許可(11111000) */ io_out8(PIC1_IMR, 0xef); /* マウスを許可(11101111) */ memtotal = memtest(0x00400000, 0xbfffffff); memman_init(memman); memman_free(memman, 0x00001000, 0x0009e000); /* 0x00001000 - 0x0009efff */ memman_free(memman, 0x00400000, memtotal - 0x00400000); init_palette(); shtctl = shtctl_init(memman, binfo->vram, binfo->scrnx, binfo->scrny); task_a = task_init(memman); fifo.task = task_a; task_run(task_a, 1, 2); /* sht_back */ sht_back = sheet_alloc(shtctl); buf_back = (unsigned char *) memman_alloc_4k(memman, binfo->scrnx * binfo->scrny); sheet_setbuf(sht_back, buf_back, binfo->scrnx, binfo->scrny, -1); /* 透明色なし */ init_screen8(buf_back, binfo->scrnx, binfo->scrny); /* sht_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); /* 透明色なし */ make_window8(buf_cons, 256, 165, "console", 0); make_textbox8(sht_cons, 8, 28, 240, 128, COL8_000000); task_cons = task_alloc(); task_cons->tss.esp = memman_alloc_4k(memman, 64 * 1024) + 64 * 1024 - 8; task_cons->tss.eip = (int) &console_task; task_cons->tss.es = 1 * 8; task_cons->tss.cs = 2 * 8; task_cons->tss.ss = 1 * 8; task_cons->tss.ds = 1 * 8; task_cons->tss.fs = 1 * 8; task_cons->tss.gs = 1 * 8; *((int *) (task_cons->tss.esp + 4)) = (int) sht_cons; task_run(task_cons, 2, 2); /* level=2, priority=2 */ /* sht_win */ sht_win = sheet_alloc(shtctl); buf_win = (unsigned char *) memman_alloc_4k(memman, 160 * 52); sheet_setbuf(sht_win, buf_win, 144, 52, -1); /* 透明色なし */ make_window8(buf_win, 144, 52, "task_a", 1); make_textbox8(sht_win, 8, 28, 128, 16, COL8_FFFFFF); cursor_x = 8; cursor_c = COL8_FFFFFF; timer = timer_alloc(); timer_init(timer, &fifo, 1); timer_settime(timer, 50); /* sht_mouse */ sht_mouse = sheet_alloc(shtctl); sheet_setbuf(sht_mouse, buf_mouse, 16, 16, 99); init_mouse_cursor8(buf_mouse, 99); mx = (binfo->scrnx - 16) / 2; /* 画面中央になるように座標計算 */ my = (binfo->scrny - 28 - 16) / 2; sheet_slide(sht_back, 0, 0); sheet_slide(sht_cons, 32, 4); sheet_slide(sht_win, 64, 56); sheet_slide(sht_mouse, mx, my); sheet_updown(sht_back, 0); sheet_updown(sht_cons, 1); sheet_updown(sht_win, 2); sheet_updown(sht_mouse, 3); sprintf(s, "(%3d, %3d)", mx, my); putfonts8_asc_sht(sht_back, 0, 0, COL8_FFFFFF, COL8_008484, s, 10); sprintf(s, "memory %dMB free : %dKB", memtotal / (1024 * 1024), memman_total(memman) / 1024); putfonts8_asc_sht(sht_back, 0, 32, COL8_FFFFFF, COL8_008484, s, 40)
void console_task(struct SHEET *sheet) { struct FIFO32 fifo; struct TIMER *timer; struct TASK *task = task_now(); int i, fifobuf[128], cursor_x = 8, cursor_c = COL8_000000; fifo32_init(&fifo, 128, fifobuf, task); timer = timer_alloc(); timer_init(timer, &fifo, 1); timer_settime(timer, 50); for (;;) { io_cli(); if (fifo32_status(&fifo) == 0) { task_sleep(task); io_sti(); } else { i = fifo32_get(&fifo); io_sti(); if (i <= 1) { /* カーソル用タイマ */ if (i != 0) { timer_init(timer, &fifo, 0); /* 次は0を */ cursor_c = COL8_FFFFFF; } else { timer_init(timer, &fifo, 1); /* 次は1を */ cursor_c = COL8_000000; } timer_settime(timer, 50); boxfill8(sheet->buf, sheet->bxsize, cursor_c, cursor_x, 28, cursor_x + 7, 43); sheet_refresh(sheet, cursor_x, 28, cursor_x + 8, 44); } } } }
bootpack.h]
/* mtask.c */ #define MAX_TASKS 1000 /* 最大タスク数 */ #define TASK_GDT0 3 /* TSSをGDTの何番から割り当てるのか */ #define MAX_TASKS_LV 100 #define MAX_TASKLEVELS 10 struct TSS32 { int backlink, esp0, ss0, esp1, ss1, esp2, ss2, cr3; int eip, eflags, eax, ecx, edx, ebx, esp, ebp, esi, edi; int es, cs, ss, ds, fs, gs; int ldtr, iomap; }; struct TASK { int sel, flags; /* selはGDTの番号のこと */ int level, priority; struct TSS32 tss; }; struct TASKLEVEL { int running; /* 動作しているタスクの数 */ int now; /* 現在動作しているタスクがどれだか分かるようにするための変数 */ struct TASK *tasks[MAX_TASKS_LV]; }; struct TASKCTL { int now_lv; /* 現在動作中のレベル */ char lv_change; /* 次回タスクスイッチのときに、レベルも変えたほうがいいかどうか */ struct TASKLEVEL level[MAX_TASKLEVELS]; struct TASK tasks0[MAX_TASKS]; }; extern struct TIMER *task_timer; struct TASK *task_now(void); struct TASK *task_init(struct MEMMAN *memman); struct TASK *task_alloc(void); void task_run(struct TASK *task, int level, int priority); void task_switch(void); void task_sleep(struct TASK *task);
コンソール画面がでました。
さらにコンソール画面を改良していきます。
bootpack.c
/* bootpackのメイン */ #include "bootpack.h" #include <stdio.h> void make_window8(unsigned char *buf, int xsize, int ysize, char *title, char act); void putfonts8_asc_sht(struct SHEET *sht, int x, int y, int c, int b, char *s, int l); void make_textbox8(struct SHEET *sht, int x0, int y0, int sx, int sy, int c); void make_wtitle8(unsigned char *buf, int xsize, char *title, char act); void console_task(struct SHEET *sheet); void HariMain(void) { struct BOOTINFO *binfo = (struct BOOTINFO *) ADR_BOOTINFO; struct FIFO32 fifo; struct SHTCTL *shtctl; char s[40]; int fifobuf[128]; int mx, my, i, cursor_x, cursor_c; unsigned int memtotal; struct MOUSE_DEC mdec; struct MEMMAN *memman = (struct MEMMAN *) MEMMAN_ADDR; 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', '.' }; unsigned char *buf_back, buf_mouse[256], *buf_win, *buf_cons; struct SHEET *sht_back, *sht_mouse, *sht_win, *sht_cons; struct TASK *task_a, *task_cons; struct TIMER *timer; int key_to = 0; init_gdtidt(); init_pic(); io_sti(); /* IDT/PICの初期化が終わったのでCPUの割り込み禁止を解除 */ fifo32_init(&fifo, 128, fifobuf, 0); init_pit(); init_keyboard(&fifo, 256); enable_mouse(&fifo, 512, &mdec); io_out8(PIC0_IMR, 0xf8); /* PITとPIC1とキーボードを許可(11111000) */ io_out8(PIC1_IMR, 0xef); /* マウスを許可(11101111) */ memtotal = memtest(0x00400000, 0xbfffffff); memman_init(memman); memman_free(memman, 0x00001000, 0x0009e000); /* 0x00001000 - 0x0009efff */ memman_free(memman, 0x00400000, memtotal - 0x00400000); init_palette(); shtctl = shtctl_init(memman, binfo->vram, binfo->scrnx, binfo->scrny); task_a = task_init(memman); fifo.task = task_a; task_run(task_a, 1, 2); /* sht_back */ sht_back = sheet_alloc(shtctl); buf_back = (unsigned char *) memman_alloc_4k(memman, binfo->scrnx * binfo->scrny); sheet_setbuf(sht_back, buf_back, binfo->scrnx, binfo->scrny, -1); /* 透明色なし */ init_screen8(buf_back, binfo->scrnx, binfo->scrny); /* sht_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); /* 透明色なし */ make_window8(buf_cons, 256, 165, "console", 0); make_textbox8(sht_cons, 8, 28, 240, 128, COL8_000000); task_cons = task_alloc(); task_cons->tss.esp = memman_alloc_4k(memman, 64 * 1024) + 64 * 1024 - 8; task_cons->tss.eip = (int) &console_task; task_cons->tss.es = 1 * 8; task_cons->tss.cs = 2 * 8; task_cons->tss.ss = 1 * 8; task_cons->tss.ds = 1 * 8; task_cons->tss.fs = 1 * 8; task_cons->tss.gs = 1 * 8; *((int *) (task_cons->tss.esp + 4)) = (int) sht_cons; task_run(task_cons, 2, 2); /* level=2, priority=2 */ /* sht_win */ sht_win = sheet_alloc(shtctl); buf_win = (unsigned char *) memman_alloc_4k(memman, 160 * 52); sheet_setbuf(sht_win, buf_win, 144, 52, -1); /* 透明色なし */ make_window8(buf_win, 144, 52, "task_a", 1); make_textbox8(sht_win, 8, 28, 128, 16, COL8_FFFFFF); cursor_x = 8; cursor_c = COL8_FFFFFF; timer = timer_alloc(); timer_init(timer, &fifo, 1); timer_settime(timer, 50); /* sht_mouse */ sht_mouse = sheet_alloc(shtctl); sheet_setbuf(sht_mouse, buf_mouse, 16, 16, 99); init_mouse_cursor8(buf_mouse, 99); mx = (binfo->scrnx - 16) / 2; /* 画面中央になるように座標計算 */ my = (binfo->scrny - 28 - 16) / 2; sheet_slide(sht_back, 0, 0); sheet_slide(sht_cons, 32, 4); sheet_slide(sht_win, 64, 56); sheet_slide(sht_mouse, mx, my); sheet_updown(sht_back, 0); sheet_updown(sht_cons, 1); sheet_updown(sht_win, 2); sheet_updown(sht_mouse, 3); sprintf(s, "(%3d, %3d)", mx, my); putfonts8_asc_sht(sht_back, 0, 0, COL8_FFFFFF, COL8_008484, s, 10); sprintf(s, "memory %dMB free : %dKB", memtotal / (1024 * 1024), memman_total(memman) / 1024); putfonts8_asc_sht(sht_back, 0, 32, COL8_FFFFFF, COL8_008484, s, 40); for (;;) { io_cli(); if (fifo32_status(&fifo) == 0) { task_sleep(task_a); io_sti(); } else { i = fifo32_get(&fifo); io_sti(); if (256 <= i && i <= 511) { /* キーボードデータ */ sprintf(s, "%02X", i - 256); putfonts8_asc_sht(sht_back, 0, 16, COL8_FFFFFF, COL8_008484, s, 2); if (i < 0x54 + 256) { if (keytable[i - 256] != 0 && cursor_x < 128) { /* 通常文字 */ /* 一文字表示してから、カーソルを1つ進める */ s[0] = keytable[i - 256]; s[1] = 0; putfonts8_asc_sht(sht_win, cursor_x, 28, COL8_000000, COL8_FFFFFF, s, 1); cursor_x += 8; } } if (i == 256 + 0x0e && cursor_x > 8) { /* バックスペース */ /* カーソルをスペースで消してから、カーソルを1つ戻す */ putfonts8_asc_sht(sht_win, cursor_x, 28, COL8_000000, COL8_FFFFFF, " ", 1); cursor_x -= 8; } if (i == 256 + 0x0f) { /* Tab */ if (key_to == 0) { key_to = 1; make_wtitle8(buf_win, sht_win->bxsize, "task_a", 0); make_wtitle8(buf_cons, sht_cons->bxsize, "console", 1); } else { key_to = 0; make_wtitle8(buf_win, sht_win->bxsize, "task_a", 1); make_wtitle8(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); } /* カーソルの再表示 */ 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 (512 <= i && i <= 767) { /* マウスデータ */ if (mouse_decode(&mdec, i - 512) != 0) { /* データが3バイト揃ったので表示 */ 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'; } putfonts8_asc_sht(sht_back, 32, 16, COL8_FFFFFF, COL8_008484, s, 15); /* マウスカーソルの移動 */ 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; } sprintf(s, "(%3d, %3d)", mx, my); putfonts8_asc_sht(sht_back, 0, 0, COL8_FFFFFF, COL8_008484, s, 10); sheet_slide(sht_mouse, mx, my); if ((mdec.btn & 0x01) != 0) { /* 左ボタンを押していたら、sht_winを動かす */ sheet_slide(sht_win, mx - 80, my - 8); } } } else if (i <= 1) { /* カーソル用タイマ */ if (i != 0) { timer_init(timer, &fifo, 0); /* 次は0を */ cursor_c = COL8_000000; } else { timer_init(timer, &fifo, 1); /* 次は1を */ cursor_c = COL8_FFFFFF; } timer_settime(timer, 50); 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); } } } } void make_window8(unsigned char *buf, int xsize, int ysize, char *title, char act) { boxfill8(buf, xsize, COL8_C6C6C6, 0, 0, xsize - 1, 0 ); boxfill8(buf, xsize, COL8_FFFFFF, 1, 1, xsize - 2, 1 ); boxfill8(buf, xsize, COL8_C6C6C6, 0, 0, 0, ysize - 1); boxfill8(buf, xsize, COL8_FFFFFF, 1, 1, 1, ysize - 2); boxfill8(buf, xsize, COL8_848484, xsize - 2, 1, xsize - 2, ysize - 2); boxfill8(buf, xsize, COL8_000000, xsize - 1, 0, xsize - 1, ysize - 1); boxfill8(buf, xsize, COL8_C6C6C6, 2, 2, xsize - 3, ysize - 3); boxfill8(buf, xsize, COL8_848484, 1, ysize - 2, xsize - 2, ysize - 2); boxfill8(buf, xsize, COL8_000000, 0, ysize - 1, xsize - 1, ysize - 1); make_wtitle8(buf, xsize, title, act); return; } void make_wtitle8(unsigned char *buf, int xsize, char *title, char act) { static char closebtn[14][16] = { "OOOOOOOOOOOOOOO@", "OQQQQQQQQQQQQQ$@", "OQQQQQQQQQQQQQ$@", "OQQQ@@QQQQ@@QQ$@", "OQQQQ@@QQ@@QQQ$@", "OQQQQQ@@@@QQQQ$@", "OQQQQQQ@@QQQQQ$@", "OQQQQQ@@@@QQQQ$@", "OQQQQ@@QQ@@QQQ$@", "OQQQ@@QQQQ@@QQ$@", "OQQQQQQQQQQQQQ$@", "OQQQQQQQQQQQQQ$@", "O$$$$$$$$$$$$$$@", "@@@@@@@@@@@@@@@@" }; int x, y; char c, tc, tbc; if (act != 0) { tc = COL8_FFFFFF; tbc = COL8_000084; } else { tc = COL8_C6C6C6; tbc = COL8_848484; } boxfill8(buf, xsize, tbc, 3, 3, xsize - 4, 20); putfonts8_asc(buf, xsize, 24, 4, tc, title); for (y = 0; y < 14; y++) { for (x = 0; x < 16; x++) { c = closebtn[y][x]; if (c == '@') { c = COL8_000000; } else if (c == '$') { c = COL8_848484; } else if (c == 'Q') { c = COL8_C6C6C6; } else { c = COL8_FFFFFF; } buf[(5 + y) * xsize + (xsize - 21 + x)] = c; } } return; } void putfonts8_asc_sht(struct SHEET *sht, int x, int y, int c, int b, char *s, int l) { boxfill8(sht->buf, sht->bxsize, b, x, y, x + l * 8 - 1, y + 15); putfonts8_asc(sht->buf, sht->bxsize, x, y, c, s); sheet_refresh(sht, x, y, x + l * 8, y + 16); return; } void make_textbox8(struct SHEET *sht, int x0, int y0, int sx, int sy, int c) { int x1 = x0 + sx, y1 = y0 + sy; boxfill8(sht->buf, sht->bxsize, COL8_848484, x0 - 2, y0 - 3, x1 + 1, y0 - 3); boxfill8(sht->buf, sht->bxsize, COL8_848484, x0 - 3, y0 - 3, x0 - 3, y1 + 1); boxfill8(sht->buf, sht->bxsize, COL8_FFFFFF, x0 - 3, y1 + 2, x1 + 1, y1 + 2); boxfill8(sht->buf, sht->bxsize, COL8_FFFFFF, x1 + 2, y0 - 3, x1 + 2, y1 + 2); boxfill8(sht->buf, sht->bxsize, COL8_000000, x0 - 1, y0 - 2, x1 + 0, y0 - 2); boxfill8(sht->buf, sht->bxsize, COL8_000000, x0 - 2, y0 - 2, x0 - 2, y1 + 0); boxfill8(sht->buf, sht->bxsize, COL8_C6C6C6, x0 - 2, y1 + 1, x1 + 0, y1 + 1); boxfill8(sht->buf, sht->bxsize, COL8_C6C6C6, x1 + 1, y0 - 2, x1 + 1, y1 + 1); boxfill8(sht->buf, sht->bxsize, c, x0 - 1, y0 - 1, x1 + 0, y1 + 0); return; } void console_task(struct SHEET *sheet) { struct FIFO32 fifo; struct TIMER *timer; struct TASK *task = task_now(); int i, fifobuf[128], cursor_x = 8, cursor_c = COL8_000000; fifo32_init(&fifo, 128, fifobuf, task); timer = timer_alloc(); timer_init(timer, &fifo, 1); timer_settime(timer, 50); for (;;) { io_cli(); if (fifo32_status(&fifo) == 0) { task_sleep(task); io_sti(); } else { i = fifo32_get(&fifo); io_sti(); if (i <= 1) { /* カーソル用タイマ */ if (i != 0) { timer_init(timer, &fifo, 0); /* 次は0を */ cursor_c = COL8_FFFFFF; } else { timer_init(timer, &fifo, 1); /* 次は1を */ cursor_c = COL8_000000; } timer_settime(timer, 50); boxfill8(sheet->buf, sheet->bxsize, cursor_c, cursor_x, 28, cursor_x + 7, 43); sheet_refresh(sheet, cursor_x, 28, cursor_x + 8, 44); } } } }
コンソール画面に文字を打てるようにします。
bootpack.h
struct TASK { int sel, flags; /* selはGDTの番号のこと */ int level, priority; struct FIFO32 fifo; struct TSS32 tss; };
bootpack.c
for (;;) { io_cli(); if (fifo32_status(&fifo) == 0) { task_sleep(task_a); io_sti(); } else { i = fifo32_get(&fifo); io_sti(); if (256 <= i && i <= 511) { /* キーボードデータ */ sprintf(s, "%02X", i - 256); putfonts8_asc_sht(sht_back, 0, 16, COL8_FFFFFF, COL8_008484, s, 2); if (i < 0x54 + 256 && keytable[i - 256] != 0) { /* 通常文字 */ if (key_to == 0) { /* タスクAへ */ if (cursor_x < 128) { /* 一文字表示してから、カーソルを1つ進める */ s[0] = keytable[i - 256]; s[1] = 0; putfonts8_asc_sht(sht_win, cursor_x, 28, COL8_000000, COL8_FFFFFF, s, 1); cursor_x += 8; } } else { /* コンソールへ */ fifo32_put(&task_cons->fifo, keytable[i - 256] + 256); } } if (i == 256 + 0x0e) { /* バックスペース */ if (key_to == 0) { /* タスクAへ */ if (cursor_x > 8) { /* カーソルをスペースで消してから、カーソルを1つ戻す */ putfonts8_asc_sht(sht_win, cursor_x, 28, COL8_000000, COL8_FFFFFF, " ", 1); cursor_x -= 8; } } else { /* コンソールへ */ fifo32_put(&task_cons->fifo, 8 + 256); } } if (i == 256 + 0x0f) { /* Tab */ if (key_to == 0) { key_to = 1; make_wtitle8(buf_win, sht_win->bxsize, "task_a", 0); make_wtitle8(buf_cons, sht_cons->bxsize, "console", 1); } else { key_to = 0; make_wtitle8(buf_win, sht_win->bxsize, "task_a", 1); make_wtitle8(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); }
void console_task(struct SHEET *sheet) { struct TIMER *timer; struct TASK *task = task_now(); int i, fifobuf[128], cursor_x = 16, cursor_c = COL8_000000; char s[2]; fifo32_init(&task->fifo, 128, fifobuf, task); timer = timer_alloc(); timer_init(timer, &task->fifo, 1); timer_settime(timer, 50); /* プロンプト表示 */ putfonts8_asc_sht(sheet, 8, 28, COL8_FFFFFF, COL8_000000, ">", 1); for (;;) { io_cli(); if (fifo32_status(&task->fifo) == 0) { task_sleep(task); io_sti(); } else { i = fifo32_get(&task->fifo); io_sti(); if (i <= 1) { /* カーソル用タイマ */ if (i != 0) { timer_init(timer, &task->fifo, 0); /* 次は0を */ cursor_c = COL8_FFFFFF; } else { timer_init(timer, &task->fifo, 1); /* 次は1を */ cursor_c = COL8_000000; } timer_settime(timer, 50); } if (256 <= i && i <= 511) { /* キーボードデータ(タスクA経由) */ if (i == 8 + 256) { /* バックスペース */ if (cursor_x > 16) { /* カーソルをスペースで消してから、カーソルを1つ戻す */ putfonts8_asc_sht(sheet, cursor_x, 28, COL8_FFFFFF, COL8_000000, " ", 1); cursor_x -= 8; } } else { /* 一般文字 */ if (cursor_x < 240) { /* 一文字表示してから、カーソルを1つ進める */ s[0] = i - 256; s[1] = 0; putfonts8_asc_sht(sheet, cursor_x, 28, COL8_FFFFFF, COL8_000000, s, 1); cursor_x += 8; } } } /* カーソル再表示 */ boxfill8(sheet->buf, sheet->bxsize, cursor_c, cursor_x, 28, cursor_x + 7, 43); sheet_refresh(sheet, cursor_x, 28, cursor_x + 8, 44); } } }
記号入力を出来るようにしたいと思います。
bootpack.c
void HariMain(void) { struct BOOTINFO *binfo = (struct BOOTINFO *) ADR_BOOTINFO; struct FIFO32 fifo; struct SHTCTL *shtctl; char s[40]; int fifobuf[128]; int mx, my, i, cursor_x, cursor_c; unsigned int memtotal; struct MOUSE_DEC mdec; struct MEMMAN *memman = (struct MEMMAN *) MEMMAN_ADDR; unsigned char *buf_back, buf_mouse[256], *buf_win, *buf_cons; struct SHEET *sht_back, *sht_mouse, *sht_win, *sht_cons; struct TASK *task_a, *task_cons; struct TIMER *timer; 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 }; int key_to = 0, key_shift = 0; init_gdtidt(); init_pic(); io_sti(); /* IDT/PICの初期化が終わったのでCPUの割り込み禁止を解除 */ fifo32_init(&fifo, 128, fifobuf, 0); init_pit(); init_keyboard(&fifo, 256); enable_mouse(&fifo, 512, &mdec); io_out8(PIC0_IMR, 0xf8); /* PITとPIC1とキーボードを許可(11111000) */ io_out8(PIC1_IMR, 0xef); /* マウスを許可(11101111) */ memtotal = memtest(0x00400000, 0xbfffffff); memman_init(memman); memman_free(memman, 0x00001000, 0x0009e000); /* 0x00001000 - 0x0009efff */ memman_free(memman, 0x00400000, memtotal - 0x00400000); init_palette(); shtctl = shtctl_init(memman, binfo->vram, binfo->scrnx, binfo->scrny); task_a = task_init(memman); fifo.task = task_a; task_run(task_a, 1, 2); /* sht_back */ sht_back = sheet_alloc(shtctl); buf_back = (unsigned char *) memman_alloc_4k(memman, binfo->scrnx * binfo->scrny); sheet_setbuf(sht_back, buf_back, binfo->scrnx, binfo->scrny, -1); /* 透明色なし */ init_screen8(buf_back, binfo->scrnx, binfo->scrny); /* sht_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); /* 透明色なし */ make_window8(buf_cons, 256, 165, "console", 0); make_textbox8(sht_cons, 8, 28, 240, 128, COL8_000000); task_cons = task_alloc(); task_cons->tss.esp = memman_alloc_4k(memman, 64 * 1024) + 64 * 1024 - 8; task_cons->tss.eip = (int) &console_task; task_cons->tss.es = 1 * 8; task_cons->tss.cs = 2 * 8; task_cons->tss.ss = 1 * 8; task_cons->tss.ds = 1 * 8; task_cons->tss.fs = 1 * 8; task_cons->tss.gs = 1 * 8; *((int *) (task_cons->tss.esp + 4)) = (int) sht_cons; task_run(task_cons, 2, 2); /* level=2, priority=2 */ /* sht_win */ sht_win = sheet_alloc(shtctl); buf_win = (unsigned char *) memman_alloc_4k(memman, 160 * 52); sheet_setbuf(sht_win, buf_win, 144, 52, -1); /* 透明色なし */ make_window8(buf_win, 144, 52, "task_a", 1); make_textbox8(sht_win, 8, 28, 128, 16, COL8_FFFFFF); cursor_x = 8; cursor_c = COL8_FFFFFF; timer = timer_alloc(); timer_init(timer, &fifo, 1); timer_settime(timer, 50); /* sht_mouse */ sht_mouse = sheet_alloc(shtctl); sheet_setbuf(sht_mouse, buf_mouse, 16, 16, 99); init_mouse_cursor8(buf_mouse, 99); mx = (binfo->scrnx - 16) / 2; /* 画面中央になるように座標計算 */ my = (binfo->scrny - 28 - 16) / 2; sheet_slide(sht_back, 0, 0); sheet_slide(sht_cons, 32, 4); sheet_slide(sht_win, 64, 56); sheet_slide(sht_mouse, mx, my); sheet_updown(sht_back, 0); sheet_updown(sht_cons, 1); sheet_updown(sht_win, 2); sheet_updown(sht_mouse, 3); sprintf(s, "(%3d, %3d)", mx, my); putfonts8_asc_sht(sht_back, 0, 0, COL8_FFFFFF, COL8_008484, s, 10); sprintf(s, "memory %dMB free : %dKB", memtotal / (1024 * 1024), memman_total(memman) / 1024); putfonts8_asc_sht(sht_back, 0, 32, COL8_FFFFFF, COL8_008484, s, 40); for (;;) { io_cli(); if (fifo32_status(&fifo) == 0) { task_sleep(task_a); io_sti(); } else { i = fifo32_get(&fifo); io_sti(); if (256 <= i && i <= 511) { /* キーボードデータ */ sprintf(s, "%02X", i - 256); putfonts8_asc_sht(sht_back, 0, 16, COL8_FFFFFF, COL8_008484, s, 2); if (i < 0x80 + 256) { /* キーコードを文字コードに変換 */ if (key_shift == 0) { s[0] = keytable0[i - 256]; } else { s[0] = keytable1[i - 256]; } } else { s[0] = 0; } if (s[0] != 0) { /* 通常文字 */ if (key_to == 0) { /* タスクAへ */ if (cursor_x < 128) { /* 一文字表示してから、カーソルを1つ進める */ s[1] = 0; putfonts8_asc_sht(sht_win, cursor_x, 28, COL8_000000, COL8_FFFFFF, s, 1); cursor_x += 8; } } else { /* コンソールへ */ fifo32_put(&task_cons->fifo, s[0] + 256); } } if (i == 256 + 0x0e) { /* バックスペース */ if (key_to == 0) { /* タスクAへ */ if (cursor_x > 8) { /* カーソルをスペースで消してから、カーソルを1つ戻す */ putfonts8_asc_sht(sht_win, cursor_x, 28, COL8_000000, COL8_FFFFFF, " ", 1); cursor_x -= 8; } } else { /* コンソールへ */ fifo32_put(&task_cons->fifo, 8 + 256); } } if (i == 256 + 0x0f) { /* Tab */ if (key_to == 0) { key_to = 1; make_wtitle8(buf_win, sht_win->bxsize, "task_a", 0); make_wtitle8(buf_cons, sht_cons->bxsize, "console", 1); } else { key_to = 0; make_wtitle8(buf_win, sht_win->bxsize, "task_a", 1); make_wtitle8(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) { /* 左シフト ON */ key_shift |= 1; } if (i == 256 + 0x36) { /* 右シフト ON */ key_shift |= 2; } if (i == 256 + 0xaa) { /* 左シフト OFF */ key_shift &= ~1; } if (i == 256 + 0xb6) { /* 右シフト OFF */ key_shift &= ~2; } /* カーソルの再表示 */ 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 (512 <= i && i <= 767) { /* マウスデータ */ if (mouse_decode(&mdec, i - 512) != 0) { /* データが3バイト揃ったので表示 */ 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'; } putfonts8_asc_sht(sht_back, 32, 16, COL8_FFFFFF, COL8_008484, s, 15); /* マウスカーソルの移動 */ 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; } sprintf(s, "(%3d, %3d)", mx, my); putfonts8_asc_sht(sht_back, 0, 0, COL8_FFFFFF, COL8_008484, s, 10); sheet_slide(sht_mouse, mx, my); if ((mdec.btn & 0x01) != 0) { /* 左ボタンを押していたら、sht_winを動かす */ sheet_slide(sht_win, mx - 80, my - 8); } } } else if (i <= 1) { /* カーソル用タイマ */ if (i != 0) { timer_init(timer, &fifo, 0); /* 次は0を */ cursor_c = COL8_000000; } else { timer_init(timer, &fifo, 1); /* 次は1を */ cursor_c = COL8_FFFFFF; } timer_settime(timer, 50); 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); } } } }
大文字小文字を切り替えられるようにします。
bootpack.c
void HariMain(void) { struct BOOTINFO *binfo = (struct BOOTINFO *) ADR_BOOTINFO; struct FIFO32 fifo; struct SHTCTL *shtctl; char s[40]; int fifobuf[128]; int mx, my, i, cursor_x, cursor_c; unsigned int memtotal; struct MOUSE_DEC mdec; struct MEMMAN *memman = (struct MEMMAN *) MEMMAN_ADDR; unsigned char *buf_back, buf_mouse[256], *buf_win, *buf_cons; struct SHEET *sht_back, *sht_mouse, *sht_win, *sht_cons; struct TASK *task_a, *task_cons; struct TIMER *timer; 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 }; int key_to = 0, key_shift = 0, key_leds = (binfo->leds >> 4) & 7; init_gdtidt(); init_pic(); io_sti(); /* IDT/PICの初期化が終わったのでCPUの割り込み禁止を解除 */ fifo32_init(&fifo, 128, fifobuf, 0); init_pit(); init_keyboard(&fifo, 256); enable_mouse(&fifo, 512, &mdec); io_out8(PIC0_IMR, 0xf8); /* PITとPIC1とキーボードを許可(11111000) */ io_out8(PIC1_IMR, 0xef); /* マウスを許可(11101111) */ memtotal = memtest(0x00400000, 0xbfffffff); memman_init(memman); memman_free(memman, 0x00001000, 0x0009e000); /* 0x00001000 - 0x0009efff */ memman_free(memman, 0x00400000, memtotal - 0x00400000); init_palette(); shtctl = shtctl_init(memman, binfo->vram, binfo->scrnx, binfo->scrny); task_a = task_init(memman); fifo.task = task_a; task_run(task_a, 1, 2); /* sht_back */ sht_back = sheet_alloc(shtctl); buf_back = (unsigned char *) memman_alloc_4k(memman, binfo->scrnx * binfo->scrny); sheet_setbuf(sht_back, buf_back, binfo->scrnx, binfo->scrny, -1); /* 透明色なし */ init_screen8(buf_back, binfo->scrnx, binfo->scrny); /* sht_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); /* 透明色なし */ make_window8(buf_cons, 256, 165, "console", 0); make_textbox8(sht_cons, 8, 28, 240, 128, COL8_000000); task_cons = task_alloc(); task_cons->tss.esp = memman_alloc_4k(memman, 64 * 1024) + 64 * 1024 - 8; task_cons->tss.eip = (int) &console_task; task_cons->tss.es = 1 * 8; task_cons->tss.cs = 2 * 8; task_cons->tss.ss = 1 * 8; task_cons->tss.ds = 1 * 8; task_cons->tss.fs = 1 * 8; task_cons->tss.gs = 1 * 8; *((int *) (task_cons->tss.esp + 4)) = (int) sht_cons; task_run(task_cons, 2, 2); /* level=2, priority=2 */ /* sht_win */ sht_win = sheet_alloc(shtctl); buf_win = (unsigned char *) memman_alloc_4k(memman, 160 * 52); sheet_setbuf(sht_win, buf_win, 144, 52, -1); /* 透明色なし */ make_window8(buf_win, 144, 52, "task_a", 1); make_textbox8(sht_win, 8, 28, 128, 16, COL8_FFFFFF); cursor_x = 8; cursor_c = COL8_FFFFFF; timer = timer_alloc(); timer_init(timer, &fifo, 1); timer_settime(timer, 50); /* sht_mouse */ sht_mouse = sheet_alloc(shtctl); sheet_setbuf(sht_mouse, buf_mouse, 16, 16, 99); init_mouse_cursor8(buf_mouse, 99); mx = (binfo->scrnx - 16) / 2; /* 画面中央になるように座標計算 */ my = (binfo->scrny - 28 - 16) / 2; sheet_slide(sht_back, 0, 0); sheet_slide(sht_cons, 32, 4); sheet_slide(sht_win, 64, 56); sheet_slide(sht_mouse, mx, my); sheet_updown(sht_back, 0); sheet_updown(sht_cons, 1); sheet_updown(sht_win, 2); sheet_updown(sht_mouse, 3); sprintf(s, "(%3d, %3d)", mx, my); putfonts8_asc_sht(sht_back, 0, 0, COL8_FFFFFF, COL8_008484, s, 10); sprintf(s, "memory %dMB free : %dKB", memtotal / (1024 * 1024), memman_total(memman) / 1024); putfonts8_asc_sht(sht_back, 0, 32, COL8_FFFFFF, COL8_008484, s, 40); for (;;) { io_cli(); if (fifo32_status(&fifo) == 0) { task_sleep(task_a); io_sti(); } else { i = fifo32_get(&fifo); io_sti(); if (256 <= i && i <= 511) { /* キーボードデータ */ sprintf(s, "%02X", i - 256); putfonts8_asc_sht(sht_back, 0, 16, COL8_FFFFFF, COL8_008484, s, 2); if (i < 0x80 + 256) { /* キーコードを文字コードに変換 */ if (key_shift == 0) { s[0] = keytable0[i - 256]; } else { s[0] = keytable1[i - 256]; } } else { s[0] = 0; } if ('A' <= s[0] && s[0] <= 'Z') { /* 入力文字がアルファベット */ if (((key_leds & 4) == 0 && key_shift == 0) || ((key_leds & 4) != 0 && key_shift != 0)) { s[0] += 0x20; /* 大文字を小文字に変換 */ } } if (s[0] != 0) { /* 通常文字 */ if (key_to == 0) { /* タスクAへ */ if (cursor_x < 128) { /* 一文字表示してから、カーソルを1つ進める */ s[1] = 0; putfonts8_asc_sht(sht_win, cursor_x, 28, COL8_000000, COL8_FFFFFF, s, 1); cursor_x += 8; } } else { /* コンソールへ */ fifo32_put(&task_cons->fifo, s[0] + 256); } } if (i == 256 + 0x0e) { /* バックスペース */ if (key_to == 0) { /* タスクAへ */ if (cursor_x > 8) { /* カーソルをスペースで消してから、カーソルを1つ戻す */ putfonts8_asc_sht(sht_win, cursor_x, 28, COL8_000000, COL8_FFFFFF, " ", 1); cursor_x -= 8; } } else { /* コンソールへ */ fifo32_put(&task_cons->fifo, 8 + 256); } } if (i == 256 + 0x0f) { /* Tab */ if (key_to == 0) { key_to = 1; make_wtitle8(buf_win, sht_win->bxsize, "task_a", 0); make_wtitle8(buf_cons, sht_cons->bxsize, "console", 1); } else { key_to = 0; make_wtitle8(buf_win, sht_win->bxsize, "task_a", 1); make_wtitle8(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) { /* 左シフト ON */ key_shift |= 1; } if (i == 256 + 0x36) { /* 右シフト ON */ key_shift |= 2; } if (i == 256 + 0xaa) { /* 左シフト OFF */ key_shift &= ~1; } if (i == 256 + 0xb6) { /* 右シフト OFF */ key_shift &= ~2; } /* カーソルの再表示 */ 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 (512 <= i && i <= 767) { /* マウスデータ */ if (mouse_decode(&mdec, i - 512) != 0) { /* データが3バイト揃ったので表示 */ 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'; } putfonts8_asc_sht(sht_back, 32, 16, COL8_FFFFFF, COL8_008484, s, 15); /* マウスカーソルの移動 */ 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; } sprintf(s, "(%3d, %3d)", mx, my); putfonts8_asc_sht(sht_back, 0, 0, COL8_FFFFFF, COL8_008484, s, 10); sheet_slide(sht_mouse, mx, my); if ((mdec.btn & 0x01) != 0) { /* 左ボタンを押していたら、sht_winを動かす */ sheet_slide(sht_win, mx - 80, my - 8); } } } else if (i <= 1) { /* カーソル用タイマ */ if (i != 0) { timer_init(timer, &fifo, 0); /* 次は0を */ cursor_c = COL8_000000; } else { timer_init(timer, &fifo, 1); /* 次は1を */ cursor_c = COL8_FFFFFF; } timer_settime(timer, 50); 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); } } } }
Lockキーに対応するようにします。
bootpack.c
#define KEYCMD_LED 0xed void HariMain(void) { struct BOOTINFO *binfo = (struct BOOTINFO *) ADR_BOOTINFO; struct SHTCTL *shtctl; char s[40]; struct FIFO32 fifo, keycmd; int fifobuf[128], keycmd_buf[32]; int mx, my, i, cursor_x, cursor_c; unsigned int memtotal; struct MOUSE_DEC mdec; struct MEMMAN *memman = (struct MEMMAN *) MEMMAN_ADDR; unsigned char *buf_back, buf_mouse[256], *buf_win, *buf_cons; struct SHEET *sht_back, *sht_mouse, *sht_win, *sht_cons; struct TASK *task_a, *task_cons; struct TIMER *timer; 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 }; int key_to = 0, key_shift = 0, key_leds = (binfo->leds >> 4) & 7, keycmd_wait = -1; init_gdtidt(); init_pic(); io_sti(); /* IDT/PICの初期化が終わったのでCPUの割り込み禁止を解除 */ fifo32_init(&fifo, 128, fifobuf, 0); init_pit(); init_keyboard(&fifo, 256); enable_mouse(&fifo, 512, &mdec); io_out8(PIC0_IMR, 0xf8); /* PITとPIC1とキーボードを許可(11111000) */ io_out8(PIC1_IMR, 0xef); /* マウスを許可(11101111) */ fifo32_init(&keycmd, 32, keycmd_buf, 0); memtotal = memtest(0x00400000, 0xbfffffff); memman_init(memman); memman_free(memman, 0x00001000, 0x0009e000); /* 0x00001000 - 0x0009efff */ memman_free(memman, 0x00400000, memtotal - 0x00400000); init_palette(); shtctl = shtctl_init(memman, binfo->vram, binfo->scrnx, binfo->scrny); task_a = task_init(memman); fifo.task = task_a; task_run(task_a, 1, 2); /* sht_back */ sht_back = sheet_alloc(shtctl); buf_back = (unsigned char *) memman_alloc_4k(memman, binfo->scrnx * binfo->scrny); sheet_setbuf(sht_back, buf_back, binfo->scrnx, binfo->scrny, -1); /* 透明色なし */ init_screen8(buf_back, binfo->scrnx, binfo->scrny); /* sht_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); /* 透明色なし */ make_window8(buf_cons, 256, 165, "console", 0); make_textbox8(sht_cons, 8, 28, 240, 128, COL8_000000); task_cons = task_alloc(); task_cons->tss.esp = memman_alloc_4k(memman, 64 * 1024) + 64 * 1024 - 8; task_cons->tss.eip = (int) &console_task; task_cons->tss.es = 1 * 8; task_cons->tss.cs = 2 * 8; task_cons->tss.ss = 1 * 8; task_cons->tss.ds = 1 * 8; task_cons->tss.fs = 1 * 8; task_cons->tss.gs = 1 * 8; *((int *) (task_cons->tss.esp + 4)) = (int) sht_cons; task_run(task_cons, 2, 2); /* level=2, priority=2 */ /* sht_win */ sht_win = sheet_alloc(shtctl); buf_win = (unsigned char *) memman_alloc_4k(memman, 160 * 52); sheet_setbuf(sht_win, buf_win, 144, 52, -1); /* 透明色なし */ make_window8(buf_win, 144, 52, "task_a", 1); make_textbox8(sht_win, 8, 28, 128, 16, COL8_FFFFFF); cursor_x = 8; cursor_c = COL8_FFFFFF; timer = timer_alloc(); timer_init(timer, &fifo, 1); timer_settime(timer, 50); /* sht_mouse */ sht_mouse = sheet_alloc(shtctl); sheet_setbuf(sht_mouse, buf_mouse, 16, 16, 99); init_mouse_cursor8(buf_mouse, 99); mx = (binfo->scrnx - 16) / 2; /* 画面中央になるように座標計算 */ my = (binfo->scrny - 28 - 16) / 2; sheet_slide(sht_back, 0, 0); sheet_slide(sht_cons, 32, 4); sheet_slide(sht_win, 64, 56); sheet_slide(sht_mouse, mx, my); sheet_updown(sht_back, 0); sheet_updown(sht_cons, 1); sheet_updown(sht_win, 2); sheet_updown(sht_mouse, 3); sprintf(s, "(%3d, %3d)", mx, my); putfonts8_asc_sht(sht_back, 0, 0, COL8_FFFFFF, COL8_008484, s, 10); sprintf(s, "memory %dMB free : %dKB", memtotal / (1024 * 1024), memman_total(memman) / 1024); putfonts8_asc_sht(sht_back, 0, 32, COL8_FFFFFF, COL8_008484, s, 40); /* 最初にキーボード状態との食い違いがないように、設定しておくことにする */ fifo32_put(&keycmd, KEYCMD_LED); fifo32_put(&keycmd, key_leds); for (;;) { if (fifo32_status(&keycmd) > 0 && keycmd_wait < 0) { /* キーボードコントローラに送るデータがあれば、送る */ keycmd_wait = fifo32_get(&keycmd); wait_KBC_sendready(); io_out8(PORT_KEYDAT, keycmd_wait); } io_cli(); if (fifo32_status(&fifo) == 0) { task_sleep(task_a); io_sti(); } else { i = fifo32_get(&fifo); io_sti(); if (256 <= i && i <= 511) { /* キーボードデータ */ sprintf(s, "%02X", i - 256); putfonts8_asc_sht(sht_back, 0, 16, COL8_FFFFFF, COL8_008484, s, 2); if (i < 0x80 + 256) { /* キーコードを文字コードに変換 */ if (key_shift == 0) { s[0] = keytable0[i - 256]; } else { s[0] = keytable1[i - 256]; } } else { s[0] = 0; } if ('A' <= s[0] && s[0] <= 'Z') { /* 入力文字がアルファベット */ if (((key_leds & 4) == 0 && key_shift == 0) || ((key_leds & 4) != 0 && key_shift != 0)) { s[0] += 0x20; /* 大文字を小文字に変換 */ } } if (s[0] != 0) { /* 通常文字 */ if (key_to == 0) { /* タスクAへ */ if (cursor_x < 128) { /* 一文字表示してから、カーソルを1つ進める */ s[1] = 0; putfonts8_asc_sht(sht_win, cursor_x, 28, COL8_000000, COL8_FFFFFF, s, 1); cursor_x += 8; } } else { /* コンソールへ */ fifo32_put(&task_cons->fifo, s[0] + 256); } } if (i == 256 + 0x0e) { /* バックスペース */ if (key_to == 0) { /* タスクAへ */ if (cursor_x > 8) { /* カーソルをスペースで消してから、カーソルを1つ戻す */ putfonts8_asc_sht(sht_win, cursor_x, 28, COL8_000000, COL8_FFFFFF, " ", 1); cursor_x -= 8; } } else { /* コンソールへ */ fifo32_put(&task_cons->fifo, 8 + 256); } } if (i == 256 + 0x0f) { /* Tab */ if (key_to == 0) { key_to = 1; make_wtitle8(buf_win, sht_win->bxsize, "task_a", 0); make_wtitle8(buf_cons, sht_cons->bxsize, "console", 1); } else { key_to = 0; make_wtitle8(buf_win, sht_win->bxsize, "task_a", 1); make_wtitle8(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) { /* 左シフト ON */ key_shift |= 1; } if (i == 256 + 0x36) { /* 右シフト ON */ key_shift |= 2; } if (i == 256 + 0xaa) { /* 左シフト OFF */ key_shift &= ~1; } if (i == 256 + 0xb6) { /* 右シフト OFF */ key_shift &= ~2; } if (i == 256 + 0x3a) { /* CapsLock */ key_leds ^= 4; fifo32_put(&keycmd, KEYCMD_LED); fifo32_put(&keycmd, key_leds); } if (i == 256 + 0x45) { /* NumLock */ key_leds ^= 2; fifo32_put(&keycmd, KEYCMD_LED); fifo32_put(&keycmd, key_leds); } if (i == 256 + 0x46) { /* ScrollLock */ key_leds ^= 1; fifo32_put(&keycmd, KEYCMD_LED); fifo32_put(&keycmd, key_leds); } if (i == 256 + 0xfa) { /* キーボードがデータを無事に受け取った */ keycmd_wait = -1; } if (i == 256 + 0xfe) { /* キーボードがデータを無事に受け取れなかった */ wait_KBC_sendready(); io_out8(PORT_KEYDAT, keycmd_wait); } /* カーソルの再表示 */ 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 (512 <= i && i <= 767) { /* マウスデータ */ if (mouse_decode(&mdec, i - 512) != 0) { /* データが3バイト揃ったので表示 */ 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'; } putfonts8_asc_sht(sht_back, 32, 16, COL8_FFFFFF, COL8_008484, s, 15); /* マウスカーソルの移動 */ 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; } sprintf(s, "(%3d, %3d)", mx, my); putfonts8_asc_sht(sht_back, 0, 0, COL8_FFFFFF, COL8_008484, s, 10); sheet_slide(sht_mouse, mx, my); if ((mdec.btn & 0x01) != 0) { /* 左ボタンを押していたら、sht_winを動かす */ sheet_slide(sht_win, mx - 80, my - 8); } } } else if (i <= 1) { /* カーソル用タイマ */ if (i != 0) { timer_init(timer, &fifo, 0); /* 次は0を */ cursor_c = COL8_000000; } else { timer_init(timer, &fifo, 1); /* 次は1を */ cursor_c = COL8_FFFFFF; } timer_settime(timer, 50); 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); } } } }