simple scroll
This commit is contained in:
catfood
parent
4bd7c1e46d
commit
1e07c4cff6
@ -121,6 +121,9 @@
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#define PAD_MID PAD_5 /* Middle key */
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#define PAD_DEL PAD_DOT /* Del */
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#endif
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#define MOUSESCR_UP 0x1
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#define MOUSESCR_DOWN 0x2
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#define PS2_PORT_DATA (0x60)
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#define PS2_PORT_CMD (0x64)
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@ -155,6 +158,16 @@ typedef struct mouse_inbuf{
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u8 buf[MOUSE_IN_BYTES];
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}MOUSE_INPUT;
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typedef struct MouseState
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{
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u8 mouse_lb;
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u8 mouse_mb;
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u8 mouse_rb;
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signed char mouse_scroll;
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int mouse_x;
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int mouse_y;
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} MouseState;
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#endif /* _ORANGES_KEYBOARD_H_ */
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@ -545,6 +545,19 @@ const static struct scanmap scanmap_escaped[KBD_SCAN_CODES] = {
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#define ALT 0x0800 /* Alternate key */
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#define HASNUM 0x4000 /* Num Lock has effect */
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#define HASCAPS 0x8000 /* Caps Lock has effect */
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#define ISMOUSE 0x80000000
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#define MOUSEBTN 0x40000000
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#define MOUSEBTN_RELEASE 0x00
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#define MOUSEBTN_CLICK 0x80
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#define MOUSEBTN_L 0x1
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#define MOUSEBTN_R 0x2
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#define MOUSEBTN_M 0x4
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#define MOUSEPOS 0x20000000
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#define MOUSEPOS_XY 0x00000200
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#define MOUSEPOS_NEG 0x00000100
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#define MOUSESCR 0x10000000
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#define MOUSESCR_UP 0x1
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#define MOUSESCR_DOWN 0x2
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/* The left and right versions for the actual keys in the keymap. */
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#define LCTRL CTRLKEY
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@ -48,20 +48,10 @@ typedef struct s_tty
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struct s_console *console;
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} TTY;
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typedef struct MouseState
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{
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u8 mouse_lb;
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u8 mouse_mb;
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u8 mouse_rb;
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signed char mouse_scroll;
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int mouse_x;
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int mouse_y;
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} MouseState;
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typedef struct n_tty
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{
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int driver_type; // 1-vga&kbd; 2-serial
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MouseState mouse;
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void *input_buf;
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void *output_buf;
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} NTTY;
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@ -112,11 +102,13 @@ void vga_tty_init(NTTY* tty);
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void vga_tty_write(NTTY* tty, char ch);
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void vga_tty_flush(NTTY* tty);
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void vga_tty_backspace(NTTY* tty);
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void vga_tty_scroll(NTTY *tty, int direction);
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void ps2_tty_init(NTTY* tty);
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int ps2_tty_read(NTTY* tty, u8* buf, int nr);
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int ps2_tty_read(NTTY* tty, char* buf, int nr);
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#define CYCLE_SUB(head, tail, _max) ((head) < (tail) ? (tail)-(head) : (tail) + (_max) - (head))
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#define CYCLE_SUB(head, tail, _max) ((head) <= (tail) ? (tail)-(head) : (tail) + (_max) - (head))
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#define NEXT(x, _max) (((x) + 1) % (_max))
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#define LAST(x, _max) (((x) - 1) >= 0 ? ((x) - 1) % (_max) : (_max) - 1)
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#define DEBUGNEW
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@ -9,6 +9,7 @@
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#include "proto.h"
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#include "keyboard.h"
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// #include "keymap.h"
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#include "spinlock.h"
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#include "x86.h"
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#include "stdio.h"
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#include "assert.h"
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@ -29,13 +30,13 @@ static int ctrl_r; /* l ctrl state */
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static int caps_lock; /* Caps Lock */
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static int num_lock; /* Num Lock */
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static int scroll_lock; /* Scroll Lock */
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static int column;
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static MouseState mouse_state;
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static u8 get_byte_from_kb_buf();
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static void set_leds();
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static void set_mouse_leds();
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static void kb_wait();
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static void ps2_push(NTTY* tty, u16 key);
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static void ps2_push(NTTY* tty, u32 key);
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static void kbd_process(unsigned char scode);
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// static void kb_ack();
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@ -89,6 +90,7 @@ void kb_handler(int irq){
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u8 scan_code = inb(PS2_PORT_DATA);
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#ifdef DEBUGNEW
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kbd_process(scan_code);
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// kprintf("shit");
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#else
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if(kb_in.count < KB_IN_BYTES){
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*(kb_in.p_head) = scan_code;
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@ -101,49 +103,48 @@ void kb_handler(int irq){
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#endif
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};
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#define TTY_FIRST (tty_table)
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#define TTY_END (tty_table+NR_CONSOLES)
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void mouse_handler(int irq){
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u8 scan_code = inb(PS2_PORT_DATA);
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static int aux_state = 0;
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int i;
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u32 pack;
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if (mouse_in.count == 0 && !(scan_code & 0x08))
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return; // resync
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mouse_in.buf[mouse_in.count++] = scan_code;
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if (mouse_in.count < 4) return;
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mouse_in.buf[mouse_in.count]=scan_code;
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if ((mouse_in.buf[0] & 0xc8) == 0x08)
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mouse_in.count++; // simple trick to sync mouse data
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if(mouse_in.count==4){
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// printf("0x%02x 0x%02x 0x%02x 0x%02x\n", mouse_in.buf[0], mouse_in.buf[1], mouse_in.buf[2], mouse_in.buf[3]);
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TTY* p_tty;
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for (p_tty = TTY_FIRST; p_tty < TTY_END; p_tty++) {
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if(p_tty->console==&console_table[current_console]){
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p_tty->mouse_left_button = mouse_in.buf[0]&0x01;
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u8 mid_button = mouse_in.buf[0]&0b100;
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if(mid_button==0b100){
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p_tty->mouse_mid_button = 1;
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}else{
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p_tty->mouse_mid_button = 0;
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}
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if(p_tty->mouse_left_button){
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u8 dir_Y = mouse_in.buf[0]&0x20;
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u8 dir_X = mouse_in.buf[0]&0x10;
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if(dir_Y==0x20){//down
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p_tty->mouse_Y -= 1;
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}else{//up
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p_tty->mouse_Y += 1;
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}
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if(dir_X==0x10){//left
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p_tty->mouse_X -= 1;
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}else{//right
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p_tty->mouse_X += 1;
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}
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}
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}
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mouse_in.count = 0;
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for (i = 0; i < 3; i++) {
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pack = ISMOUSE | MOUSEBTN;
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if ((aux_state ^ mouse_in.buf[0]) & (1 << i)) {
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aux_state ^= (1 << i);
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pack |= !!(aux_state & (1 << i)) ? MOUSEBTN_CLICK : MOUSEBTN_RELEASE;
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pack |= (1 << i);
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ps2_push(&ntty_table[cur_ntty], pack);
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}
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mouse_in.count=0;
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}
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pack = ISMOUSE | MOUSESCR;
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if ((signed char)mouse_in.buf[3] > 0) {
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// actually it is 0x1
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pack |= MOUSESCR_DOWN;
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ps2_push(&ntty_table[cur_ntty], pack);
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} else if ((signed char)mouse_in.buf[3] < 0) {
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// actually it is 0xff
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pack |= MOUSESCR_UP;
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ps2_push(&ntty_table[cur_ntty], pack);
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}
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for (i = 0; i < 2; i++) {
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pack = mouse_in.buf[1 + i];
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if (pack != 0) {
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pack |= ISMOUSE | MOUSEPOS;
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if (mouse_in.buf[0] & (0x10 << i))
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pack |= MOUSEPOS_NEG;
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if (i == 1) pack |= MOUSEPOS_XY;
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ps2_push(&ntty_table[cur_ntty], pack);
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}
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}
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// kprintf("0x%02x 0x%02x 0x%02x 0x%02x\n", mouse_in.buf[0], mouse_in.buf[1], mouse_in.buf[2], mouse_in.buf[3]);
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}
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void init_mouse(){
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@ -182,12 +183,10 @@ void init_kb(){
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shift_l = shift_r = 0;
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alt_l = alt_r = 0;
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ctrl_l = ctrl_r = 0;
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caps_lock = 0;
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num_lock = 1;
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scroll_lock = 0;
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column = 0;
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set_leds();
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put_irq_handler(KEYBOARD_IRQ, kb_handler);
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@ -198,6 +197,7 @@ void init_kb(){
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}
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#ifndef DEBUGNEW
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static int column;
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void keyboard_read(TTY* p_tty)
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{
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u8 scan_code;
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@ -591,6 +591,7 @@ static void set_mouse_leds(){
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outb(KB_DATA, KBC_MODE);
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}
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static struct spinlock buflock;
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#define LASTKEY(x) LAST(x, TTY_IN_BYTES)
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#define NEXTKEY(x) NEXT(x, TTY_IN_BYTES)
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@ -604,29 +605,63 @@ void ps2_tty_init(NTTY* tty) {
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kbd->buf = (void*)keybuf[_cnt ++];
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kbd->head = kbd->tail = kbd->readable = 0;
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kbd->len = 0;
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buflock.locked = 0;
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}
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int ps2_tty_read(NTTY* tty, u8* buf, int nr) {
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int ps2_tty_read(NTTY* tty, char* buf, int nr) {
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assert(tty->input_buf);
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keyboard_buf* kbd = (keyboard_buf*)tty->input_buf;
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assert(kbd->buf);
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int i = 0;
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while (kbd->readable == 0);
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while(1) {
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if (kbd->readable) {
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disable_int();
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break;
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}
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}
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u8* ibuf = kbd->buf;
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for (; i < nr && i < kbd->readable; ++ i) {
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buf[i] = ((int*)kbd->buf)[kbd->head];
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*(buf+i) = *(ibuf+kbd->head);
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// kprintf("read %p\n", ibuf+kbd->head);
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kbd->head = NEXTKEY(kbd->head);
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}
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kbd->readable -= i;
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kbd->len -= i;
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enable_int();
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return i;
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}
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void ps2_tty_flush(NTTY* tty) {
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disable_int();
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assert(tty->input_buf);
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keyboard_buf* kbd = (keyboard_buf*)tty->input_buf;
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kbd->head = kbd->tail = kbd->len = kbd->readable = 0;
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enable_int();
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}
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static void ps2_push(NTTY* tty, u16 key) {
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static void ps2_push(NTTY* tty, u32 key) {
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// kprintf("%x\n", key);
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disable_int();
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assert(tty->input_buf);
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keyboard_buf* kbd = (keyboard_buf*)tty->input_buf;
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if (key & EXT) {
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if (key & ISMOUSE) {
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if (key & MOUSESCR) {
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if (key & MOUSESCR_UP) {
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// kprintf("scroll up\n");
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vga_tty_scroll(tty, MOUSESCR_UP);
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} else {
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// kprintf("scroll down\n");
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vga_tty_scroll(tty, MOUSESCR_DOWN);
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}
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}
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else if (key & MOUSEBTN) {
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if ((key & MOUSEBTN_CLICK) && (key & MOUSEBTN_M)) {
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kprintf("middle btn click %x\n", key);
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vga_tty_scroll(tty, 3);
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}
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}
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}
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else if (key & EXT) {
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switch (key)
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{
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case F1: case F2: case F3: case F4: case F5: case F6:
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@ -643,10 +678,11 @@ static void ps2_push(NTTY* tty, u16 key) {
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{
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case '\r': case '\n': // escape ENTER
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vga_tty_write(tty, '\n');
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((int*)kbd->buf)[kbd->tail] = '\n';
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((u8*)kbd->buf)[kbd->tail] = '\n';
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kbd->len ++;
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kbd->tail = NEXTKEY(kbd->tail);
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kbd->readable = CYCLE_SUB(kbd->head, kbd->tail, TTY_IN_BYTES);
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// kprintf("len=%d, h=%d, t=%d, rd=%d\n", kbd->len, kbd->head, kbd->tail, kbd->readable);
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break;
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case '\b':
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if (kbd->len > kbd->readable) {
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@ -660,12 +696,15 @@ static void ps2_push(NTTY* tty, u16 key) {
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if ((key & 0xff) == 0) return;
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if (kbd->len == TTY_IN_BYTES - 1) return; // leave one space for ctrl ascii
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vga_tty_write(tty, key);
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((int*)kbd->buf)[kbd->tail] = key & 0xff;
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((u8*)kbd->buf)[kbd->tail] = key & 0xff;
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kbd->len ++;
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kbd->tail = NEXTKEY(kbd->tail);
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// kprintf("len=%d, h=%d, t=%d, rd=%d\n", kbd->len, kbd->head, kbd->tail, kbd->readable);
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break;
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}
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vga_tty_flush(tty);
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}
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enable_int();
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}
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//TODO: 1. 修改键盘驱动 2. 添加测试代码 3. 添加鼠标并调试滚动
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@ -127,7 +127,7 @@ void initial()
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do_vclose(stdout);
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do_vclose(stderr);
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exec("orange/shell_0.bin");
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exec("orange/test.bin");
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while(1);
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}
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@ -124,7 +124,7 @@ void task_tty()
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// }
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while (1)
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{
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vga_tty_flush(&ntty_table[cur_ntty]);
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// vga_tty_flush(&ntty_table[cur_ntty]);
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}
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#else
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@ -305,7 +305,7 @@ void tty_write(TTY *tty, char *buf, int len)
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{
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vga_tty_write(&ntty_table[cur_ntty], *buf++);
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}
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// vga_tty_flush(&ntty_table[cur_ntty]);
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vga_tty_flush(&ntty_table[cur_ntty]);
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#else
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while (--len >= 0)
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out_char(tty->console, *buf++);
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@ -321,7 +321,7 @@ void tty_write(TTY *tty, char *buf, int len)
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int tty_read(TTY *tty, char *buf, int len)
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{
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#ifdef DEBUGNEW
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return ps2_tty_read(&ntty_table[cur_ntty], (u8*)buf, len);
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return ps2_tty_read(&ntty_table[cur_ntty], buf, len);
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#else
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int i = 0;
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if (!tty->ibuf_read_cnt)
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88
kernel/vga.c
88
kernel/vga.c
@ -141,31 +141,31 @@ void vga_tty_init(NTTY* tty) {
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kprintf("%p 0x%x %d\n", vga->buf, ((u32 *)vga->buf)[20], vga->scr_cur_line);
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}
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#define INDEX(row, col) ((row)*SCR_WIDTH + (col))
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#define NEXTLINE(row) (((row) + 1) % SCR_MAXLINE)
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#define LASTLINE(row) (((row)-1) >= 0 ? ((row)-1) % SCR_MAXLINE : SCR_MAXLINE)
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#define INDEX(row, col) ((row) * SCR_WIDTH + (col))
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#define NEXTLINE(row) NEXT(row, SCR_MAXLINE)
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#define LASTLINE(row) LAST(row, SCR_MAXLINE)
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static void newline(vga_buf *vgabuf)
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{
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vgabuf->cur_col = 0;
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static void newline(vga_buf* vga) {
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u16* buf = vga->buf;
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vga->cur_col = 0;
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// kprintf("bf %x\n", vgabuf->scr_cur_line);
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vgabuf->scr_cur_line = NEXTLINE(vgabuf->scr_cur_line);
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vga->scr_cur_line = NEXTLINE(vga->scr_cur_line);
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// kprintf("af %x\n", vgabuf->scr_cur_line);
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vgabuf->cur_row = abs(vgabuf->scr_cur_line - vgabuf->scr_top_line);
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if (vgabuf->cur_row == SCR_HEIGHT)
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{
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vga->cur_row = CYCLE_SUB(vga->scr_top_line, vga->scr_cur_line, SCR_MAXLINE);
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if (vga->cur_row == SCR_HEIGHT) {
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// auto scroll
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vgabuf->scr_top_line = NEXTLINE(vgabuf->scr_top_line);
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if (vgabuf->scr_cur_line == vgabuf->head_line)
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{
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vgabuf->head_line = NEXTLINE(vgabuf->head_line);
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// remember to fill blank the old line
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u32 *ptr_buf = (u32 *)(vgabuf->buf + sizeof(u16) * vgabuf->head_line * SCR_WIDTH);
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for (int i = 0; i < SCR_WIDTH * sizeof(u16) / sizeof(u32); ++i)
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{
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*ptr_buf++ = (BLANK << 16) | BLANK; // bg-black, fg-white, ascii-space
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}
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vga->scr_top_line = NEXTLINE(vga->scr_top_line);
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}
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if(vga->scr_cur_line == vga->head_line) {
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vga->head_line = NEXTLINE(vga->head_line);
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// remember to fill blank the old line
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u32* ptr_buf = (u32*) (vga->buf + sizeof(u16) * vga->scr_cur_line * SCR_WIDTH);
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for (int i = 0; i < SCR_WIDTH * sizeof(u16) / sizeof(u32); ++i) {
|
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*ptr_buf++ = (BLANK << 16) | BLANK; // bg-black, fg-white, ascii-space
|
||||
}
|
||||
// for (int i = 0; i < SCR_WIDTH; ++ i) {
|
||||
// buf[INDEX(vga->scr_cur_line, i)] = BLANK;
|
||||
// }
|
||||
}
|
||||
}
|
||||
|
||||
@ -464,23 +464,24 @@ void vga_tty_flush(NTTY* tty) {
|
||||
u16* buf = vga->buf;
|
||||
int i, cur_line;
|
||||
vga_set_cursor(INDEX(vga->cur_row, vga->cur_col));
|
||||
if (vga->cur_row == SCR_WIDTH - 1)
|
||||
{
|
||||
vga_flush_screen(&buf[INDEX(vga->scr_top_line, 0)]);
|
||||
}
|
||||
else
|
||||
{
|
||||
// if (vga->cur_row == SCR_HEIGHT - 1)
|
||||
// {
|
||||
// vga_flush_screen(&buf[INDEX(vga->scr_top_line, 0)]);
|
||||
|
||||
// }
|
||||
// else
|
||||
// {
|
||||
cur_line = vga->scr_top_line;
|
||||
for (i = 0; i <= vga->cur_row; ++i)
|
||||
{
|
||||
vga_flush_line(&buf[INDEX(cur_line, 0)], i);
|
||||
cur_line = NEXTLINE(cur_line);
|
||||
}
|
||||
for (; i < SCR_WIDTH; ++i)
|
||||
for (; i < SCR_HEIGHT; ++i)
|
||||
{
|
||||
vga_flush_blankline(i);
|
||||
}
|
||||
}
|
||||
// }
|
||||
// kprintf("flush: row=%d, top=%d, cur=%d\n", vga->cur_row, vga->scr_top_line, vga->scr_cur_line);
|
||||
}
|
||||
|
||||
@ -488,42 +489,37 @@ void vga_tty_scroll(NTTY *tty, int direction)
|
||||
{
|
||||
vga_buf *vga = tty->output_buf;
|
||||
u16 *buf = vga->buf;
|
||||
if (direction > 0)
|
||||
if (direction == MOUSESCR_DOWN)
|
||||
{
|
||||
// down
|
||||
if (vga->scr_top_line == vga->scr_cur_line)
|
||||
return;
|
||||
vga->scr_top_line = NEXTLINE(vga->scr_top_line);
|
||||
}
|
||||
else
|
||||
else if (direction == MOUSESCR_UP)
|
||||
{
|
||||
if (vga->scr_top_line == vga->head_line)
|
||||
return;
|
||||
vga->scr_top_line = LASTLINE(vga->scr_top_line);
|
||||
}
|
||||
vga->cur_row = abs(vga->scr_cur_line - vga->scr_top_line);
|
||||
else {
|
||||
if (CYCLE_SUB(vga->scr_top_line, vga->scr_cur_line, SCR_MAXLINE) >= SCR_HEIGHT) {
|
||||
|
||||
vga->scr_top_line = CYCLE_SUB(SCR_HEIGHT / 2, vga->scr_cur_line, SCR_MAXLINE);
|
||||
}
|
||||
// kprintf("scroll to cur top-%d, cur-%d\n", vga->scr_top_line, vga->scr_cur_line);
|
||||
}
|
||||
vga->cur_row = CYCLE_SUB(vga->scr_top_line, vga->scr_cur_line, SCR_MAXLINE);
|
||||
if (vga->cur_row >= SCR_HEIGHT)
|
||||
{
|
||||
vga_disable_cursor();
|
||||
// kprintf("disable cursor: %d\n", vga->cur_row);
|
||||
}
|
||||
else
|
||||
{
|
||||
vga_enable_cursor(0, 15);
|
||||
vga_enable_cursor(14, 15);
|
||||
}
|
||||
}
|
||||
|
||||
void vga_scroll_to_cur(NTTY *tty)
|
||||
{
|
||||
vga_buf *vga = tty->output_buf;
|
||||
u16 *buf = vga->buf;
|
||||
// vga->scr_top_line = vga->scr_cur_line
|
||||
}
|
||||
|
||||
void vga_ttroll_to_cur(NTTY *tty)
|
||||
{
|
||||
vga_buf *vga = tty->output_buf;
|
||||
u16 *buf = vga->buf;
|
||||
// vga->scr_top_line = vga->scr_cur_line
|
||||
vga_tty_flush(tty);
|
||||
}
|
||||
|
||||
void vga_tty_select(NTTY *tty)
|
||||
|
||||
Loading…
Reference in New Issue
Block a user