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Code Issues Releases Wiki Activity

鼠标驱动程序的bug真不知道怎么改了...x先放着再说

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This commit is contained in:
fslongjin 2022-03-17 23:34:10 +08:00
parent 2bb63e8e87
commit 8272257757
3 changed files with 70 additions and 25 deletions
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58
kernel/driver/mouse/mouse.c
View File

@ -9,7 +9,8 @@ static struct mouse_input_buffer *mouse_buf_ptr = NULL;
static int c = 0;
struct apic_IO_APIC_RTE_entry mouse_entry;
static unsigned char mouse_id = 0;
struct mouse_packet_3bytes pak;
static mouse_count = 0;
/**
* @brief 清空缓冲区
*
@ -63,14 +64,14 @@ void mouse_handler(ul irq_num, ul param, struct pt_regs *regs)
if (mouse_buf_ptr->count >= mouse_buffer_size)
{
// kwarn("mouse input buffer is full.");
// return;
kwarn("mouse input buffer is full.");
return;
}
*mouse_buf_ptr->ptr_head = x;
++(mouse_buf_ptr->count);
++(mouse_buf_ptr->ptr_head);
//printk("c=%d\tval = %d\n", ++c, x);
printk("c=%d\tval = %d\n", ++c, x);
}
hardware_intr_controller mouse_intr_controller =
@ -241,8 +242,10 @@ void mouse_init()
for (int j = 0; j < 1000; j++)
nop();
wait_keyboard_write();
mouse_enable_5keys();
mouse_get_mouse_ID();
// mouse_enable_5keys();
//mouse_get_mouse_ID();
//mouse_set_sample_rate(100);
mouse_clear_buf();
kdebug("mouse ID:%d", mouse_id);
c = 0;
}
@ -265,13 +268,13 @@ void mouse_exit()
*/
int mouse_get_packet(void *packet)
{
if (mouse_buf_ptr->count != 0)
kdebug("at get packet: count=%d", mouse_buf_ptr->count);
// if (mouse_buf_ptr->count != 0)
// kdebug("at get packet: count=%d", mouse_buf_ptr->count);
int code = 0;
switch (mouse_id)
{
case 0: // 3bytes 数据包
if (mouse_buf_ptr->count < 3)
if (mouse_buf_ptr->count < 4)
return EFAIL;
do
{
@ -296,7 +299,7 @@ int mouse_get_packet(void *packet)
case 3: // 4bytes数据包
case 4:
if (mouse_buf_ptr->count < 4)
if (mouse_buf_ptr->count < 5)
return EFAIL;
do
{
@ -331,4 +334,39 @@ int mouse_get_packet(void *packet)
break;
}
return SUCCESS;
}
void analyze_mousecode()
{
if(!mouse_buf_ptr->count)
return;
else printk_color(ORANGE, BLACK, "COUNT=%d\n", mouse_buf_ptr->count);
unsigned char x = mouse_get_scancode();
switch (mouse_count)
{
case 0:
mouse_count++;
break;
case 1:
pak.byte0 = x;
mouse_count++;
break;
case 2:
pak.movement_x = (char)x;
mouse_count++;
break;
case 3:
pak.movement_y = (char)x;
mouse_count = 1;
printk_color(RED, GREEN, "(M:%02x,X:%3d,Y:%3d)\tcount=%d\n", pak.byte0, pak.movement_x, pak.movement_y, mouse_buf_ptr->count);
break;
default:
break;
}
}

3
kernel/driver/mouse/mouse.h
View File

@ -104,4 +104,5 @@ int mouse_set_sample_rate(unsigned int hz);
* @param packet 数据包的返回值
* @return int 错误码
*/
int mouse_get_packet(void *packet);
int mouse_get_packet(void *packet);
void analyze_mousecode();

34
kernel/main.c
View File

@ -180,23 +180,29 @@ void Start_Kernel(void)
// show_welcome();
// test_mm();
/*
/*
while (1)
{
keyboard_analyze_keycode();
struct mouse_packet_3bytes packet = {0};
//struct mouse_packet_4bytes packet = {0};
int errcode = 0;
errcode = mouse_get_packet(&packet);
if(errcode == 0)
{
printk_color(GREEN, BLACK, " (Mouse: byte0:%d, x:%3d, y:%3d)\n", packet.byte0, packet.movement_x, packet.movement_y);
//printk_color(GREEN, BLACK, " (Mouse: byte0:%d, x:%3d, y:%3d, byte3:%3d)\n", packet.byte0, packet.movement_x, packet.movement_y, (unsigned char)packet.byte3);
}
}
*/
while (1)
{
keyboard_analyze_keycode();
struct mouse_packet_3bytes packet = {0};
//struct mouse_packet_4bytes packet = {0};
int errcode = 0;
errcode = mouse_get_packet(&packet);
if(errcode == 0)
{
printk_color(GREEN, BLACK, " (Mouse: byte0:%d, x:%3d, y:%3d)\n", packet.byte0, packet.movement_x, packet.movement_y);
//printk_color(GREEN, BLACK, " (Mouse: byte0:%d, x:%3d, y:%3d, byte3:%3d)\n", packet.byte0, packet.movement_x, packet.movement_y, (unsigned char)packet.byte3);
}
analyze_mousecode();
}
*/
while(1);
while (1)
;
}
void ignore_int()