From 71d6af78d8838448805fb44f509e87f826b17d17 Mon Sep 17 00:00:00 2001
From: fslongjin <fslongjin@vip.qq.com>
Date: Fri, 18 Mar 2022 19:18:36 +0800
Subject: [PATCH] =?UTF-8?q?=E8=A7=A3=E5=86=B3=E4=BA=86=E4=B8=80=E4=BA=9B?=
 =?UTF-8?q?=E5=B0=8F=E9=97=AE=E9=A2=98?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .vscode/settings.json                         |   3 +-
 kernel/Makefile                               |  12 +-
 kernel/common/printk.c                        |   8 +-
 kernel/common/printk.h                        |   2 +-
 .../keyboard/{keyboard.c => ps2_keyboard.c}   |  67 +--
 .../keyboard/{keyboard.h => ps2_keyboard.h}   |  36 +-
 kernel/driver/mouse/mouse.c                   | 372 -----------------
 kernel/driver/mouse/ps2_mouse.c               | 384 ++++++++++++++++++
 kernel/driver/mouse/{mouse.h => ps2_mouse.h}  |  38 +-
 kernel/main.c                                 |  24 +-
 kernel/mm/mm.h                                |   1 +
 run.sh                                        |   2 +-
 12 files changed, 484 insertions(+), 465 deletions(-)
 rename kernel/driver/keyboard/{keyboard.c => ps2_keyboard.c} (80%)
 rename kernel/driver/keyboard/{keyboard.h => ps2_keyboard.h} (80%)
 delete mode 100644 kernel/driver/mouse/mouse.c
 create mode 100644 kernel/driver/mouse/ps2_mouse.c
 rename kernel/driver/mouse/{mouse.h => ps2_mouse.h} (67%)

diff --git a/.vscode/settings.json b/.vscode/settings.json
index edb20976..005e4ca6 100644
--- a/.vscode/settings.json
+++ b/.vscode/settings.json
@@ -20,7 +20,8 @@
         "ptrace.h": "c",
         "mouse.h": "c",
         "keyboard.h": "c",
-        "apic.h": "c"
+        "apic.h": "c",
+        "ps2_keyboard.h": "c"
     },
     "C_Cpp.errorSquiggles": "Enabled"
 }
\ No newline at end of file
diff --git a/kernel/Makefile b/kernel/Makefile
index 986386fe..85f37a38 100644
--- a/kernel/Makefile
+++ b/kernel/Makefile
@@ -19,10 +19,10 @@ all: kernel
 	objcopy -I elf64-x86-64 -S -R ".comment" -R ".eh_frame" -O elf64-x86-64 kernel ../bin/kernel/kernel.elf
 
 
-kernel: head.o entry.o main.o printk.o trap.o mm.o slab.o irq.o pic.o process.o syscall.o multiboot2.o cpu.o acpi.o keyboard.o mouse.o
+kernel: head.o entry.o main.o printk.o trap.o mm.o slab.o irq.o pic.o process.o syscall.o multiboot2.o cpu.o acpi.o ps2_keyboard.o ps2_mouse.o
 	ld -b elf64-x86-64 -z muldefs -o kernel head.o exception/entry.o main.o common/printk.o exception/trap.o exception/irq.o mm/mm.o mm/slab.o process/process.o syscall/syscall.o driver/multiboot2/multiboot2.o \
 	common/cpu.o	\
-	driver/acpi/acpi.o driver/interrupt/pic.o driver/keyboard/keyboard.o driver/mouse/mouse.o \
+	driver/acpi/acpi.o driver/interrupt/pic.o driver/keyboard/ps2_keyboard.o driver/mouse/ps2_mouse.o \
 	-T link.lds
 
 head.o: head.S
@@ -85,11 +85,11 @@ multiboot2.o: driver/multiboot2/multiboot2.c
 acpi.o: driver/acpi/acpi.c 
 	gcc $(CFLAGS) -c driver/acpi/acpi.c  -o driver/acpi/acpi.o
 
-keyboard.o: driver/keyboard/keyboard.c
-	gcc $(CFLAGS) -c driver/keyboard/keyboard.c  -o driver/keyboard/keyboard.o
+ps2_keyboard.o: driver/keyboard/ps2_keyboard.c
+	gcc $(CFLAGS) -c driver/keyboard/ps2_keyboard.c  -o driver/keyboard/ps2_keyboard.o
 
-mouse.o: driver/mouse/mouse.c
-	gcc $(CFLAGS) -c driver/mouse/mouse.c -o driver/mouse/mouse.o
+ps2_mouse.o: driver/mouse/ps2_mouse.c
+	gcc $(CFLAGS) -c driver/mouse/ps2_mouse.c -o driver/mouse/ps2_mouse.o
 
 
 clean: 
diff --git a/kernel/common/printk.c b/kernel/common/printk.c
index c360f9d1..9a6be72a 100644
--- a/kernel/common/printk.c
+++ b/kernel/common/printk.c
@@ -112,9 +112,9 @@ void auto_newline()
     if (pos.y > pos.max_y)
     {
         pos.y = pos.max_y;
-        int lines_to_scroll = 2;
-        scroll(true, lines_to_scroll * pos.char_size_y, true);
-        pos.y -= (lines_to_scroll - 1);
+        int lines_to_scroll = 1;
+        scroll(true, lines_to_scroll * pos.char_size_y, false);
+        pos.y -= (lines_to_scroll-1);
     }
 }
 
@@ -405,7 +405,7 @@ static int vsprintf(char *buf, const char *fmt, va_list args)
     return str - buf;
 }
 
-static char *write_num(char *str, ll num, int base, int field_width, int precision, int flags)
+static char *write_num(char *str, ul num, int base, int field_width, int precision, int flags)
 {
     /**
      * @brief 将数字按照指定的要求转换成对应的字符串
diff --git a/kernel/common/printk.h b/kernel/common/printk.h
index ef9b25d8..2baaac85 100644
--- a/kernel/common/printk.h
+++ b/kernel/common/printk.h
@@ -88,7 +88,7 @@ static int vsprintf(char *buf, const char *fmt, va_list args);
  * @param precision 精度
  * @param flags 标志位
  */
-static char *write_num(char *str, ll num, int base, int field_width, int precision, int flags);
+static char *write_num(char *str,ul num, int base, int field_width, int precision, int flags);
 
 static char *write_float_point_num(char *str, double num, int field_width, int precision, int flags);
 
diff --git a/kernel/driver/keyboard/keyboard.c b/kernel/driver/keyboard/ps2_keyboard.c
similarity index 80%
rename from kernel/driver/keyboard/keyboard.c
rename to kernel/driver/keyboard/ps2_keyboard.c
index 4da17a37..4bb562f1 100644
--- a/kernel/driver/keyboard/keyboard.c
+++ b/kernel/driver/keyboard/ps2_keyboard.c
@@ -1,10 +1,10 @@
-#include "keyboard.h"
+#include "ps2_keyboard.h"
 #include "../interrupt/apic/apic.h"
 #include "../../mm/mm.h"
 #include "../../mm/slab.h"
 #include "../../common/printk.h"
 
-static struct keyboard_input_buffer *kb_buf_ptr = NULL;
+static struct ps2_keyboard_input_buffer *kb_buf_ptr = NULL;
 
 // 功能键标志变量
 static bool shift_l, shift_r, ctrl_l, ctrl_r, alt_l, alt_r;
@@ -13,7 +13,7 @@ static bool kp_forward_slash, kp_en;
 
 struct apic_IO_APIC_RTE_entry entry;
 
-hardware_intr_controller keyboard_intr_controller =
+hardware_intr_controller ps2_keyboard_intr_controller =
     {
         .enable = apic_ioapic_enable,
         .disable = apic_ioapic_disable,
@@ -30,19 +30,19 @@ hardware_intr_controller keyboard_intr_controller =
  * @param param 参数
  * @param regs 寄存器信息
  */
-void keyboard_handler(ul irq_num, ul param, struct pt_regs *regs)
+void ps2_keyboard_handler(ul irq_num, ul param, struct pt_regs *regs)
 {
     // 读取键盘输入的信息
-    unsigned char x = io_in8(PORT_KEYBOARD_DATA);
+    unsigned char x = io_in8(PORT_PS2_KEYBOARD_DATA);
     // printk_color(ORANGE, BLACK, "key_pressed:%02x\n", x);
 
     // 当头指针越过界时，恢复指向数组头部
-    if (kb_buf_ptr->ptr_head == kb_buf_ptr->buffer + keyboard_buffer_size)
+    if (kb_buf_ptr->ptr_head == kb_buf_ptr->buffer + ps2_keyboard_buffer_size)
         kb_buf_ptr->ptr_head = kb_buf_ptr->buffer;
 
-    if (kb_buf_ptr->count >= keyboard_buffer_size)
+    if (kb_buf_ptr->count >= ps2_keyboard_buffer_size)
     {
-        kwarn("Keyboard input buffer is full.");
+        kwarn("ps2_keyboard input buffer is full.");
         return;
     }
 
@@ -54,24 +54,26 @@ void keyboard_handler(ul irq_num, ul param, struct pt_regs *regs)
  * @brief 初始化键盘驱动程序的函数
  *
  */
-void keyboard_init()
+void ps2_keyboard_init()
 {
+    // 开启键盘中断，中断向量号为0x21，物理模式，投递至BSP处理器
+    apic_ioapic_write_rte(0x12, 0x21);
     // ======= 初始化键盘循环队列缓冲区 ===========
 
     // 申请键盘循环队列缓冲区的内存
-    kb_buf_ptr = (struct keyboard_input_buffer *)kmalloc(sizeof(struct keyboard_input_buffer), 0);
+    kb_buf_ptr = (struct ps2_keyboard_input_buffer *)kmalloc(sizeof(struct ps2_keyboard_input_buffer), 0);
 
     kb_buf_ptr->ptr_head = kb_buf_ptr->buffer;
     kb_buf_ptr->ptr_tail = kb_buf_ptr->buffer;
     kb_buf_ptr->count = 0;
 
-    memset(kb_buf_ptr->buffer, 0, keyboard_buffer_size);
+    memset(kb_buf_ptr->buffer, 0, ps2_keyboard_buffer_size);
 
     // ======== 初始化中断RTE entry ==========
 
-    entry.vector = KEYBOARD_INTR_VECTOR;                // 设置中断向量号
-    entry.deliver_mode = IO_APIC_FIXED; // 投递模式：混合
-    entry.dest_mode = DEST_PHYSICAL;    // 物理模式投递中断
+    entry.vector = PS2_KEYBOARD_INTR_VECTOR; // 设置中断向量号
+    entry.deliver_mode = IO_APIC_FIXED;      // 投递模式：混合
+    entry.dest_mode = DEST_PHYSICAL;         // 物理模式投递中断
     entry.deliver_status = IDLE;
     entry.trigger_mode = EDGE_TRIGGER; // 设置边沿触发
     entry.polarity = POLARITY_HIGH;    // 高电平触发
@@ -84,11 +86,11 @@ void keyboard_init()
     entry.destination.physical.phy_dest = 0; // 设置投递到BSP处理器
 
     // ======== 初始化键盘控制器，写入配置值 =========
-    wait_keyboard_write();
-    io_out8(PORT_KEYBOARD_CONTROL, KEYBOARD_COMMAND_WRITE);
-    wait_keyboard_write();
-    io_out8(PORT_KEYBOARD_DATA, KEYBOARD_PARAM_INIT);
-    wait_keyboard_write();
+    wait_ps2_keyboard_write();
+    io_out8(PORT_PS2_KEYBOARD_CONTROL, PS2_KEYBOARD_COMMAND_WRITE);
+    wait_ps2_keyboard_write();
+    io_out8(PORT_PS2_KEYBOARD_DATA, PS2_KEYBOARD_PARAM_INIT);
+    wait_ps2_keyboard_write();
 
     // 执行一百万次nop，等待键盘控制器把命令执行完毕
     for (int i = 0; i < 1000; ++i)
@@ -102,16 +104,17 @@ void keyboard_init()
     alt_r = false;
 
     // 注册中断处理程序
-    irq_register(KEYBOARD_INTR_VECTOR, &entry, &keyboard_handler, (ul)kb_buf_ptr, &keyboard_intr_controller, "ps/2 keyboard");
+    irq_register(PS2_KEYBOARD_INTR_VECTOR, &entry, &ps2_keyboard_handler, (ul)kb_buf_ptr, &ps2_keyboard_intr_controller, "ps/2 keyboard");
+    kdebug("kb registered.");
 }
 
 /**
  * @brief 键盘驱动卸载函数
  *
  */
-void keyboard_exit()
+void ps2_keyboard_exit()
 {
-    irq_unregister(KEYBOARD_INTR_VECTOR);
+    irq_unregister(PS2_KEYBOARD_INTR_VECTOR);
     kfree((ul *)kb_buf_ptr);
 }
 
@@ -119,11 +122,11 @@ void keyboard_exit()
  * @brief 解析键盘扫描码
  *
  */
-void keyboard_analyze_keycode()
+void ps2_keyboard_analyze_keycode()
 {
     bool flag_make = false;
 
-    int c = keyboard_get_scancode();
+    int c = ps2_keyboard_get_scancode();
     // 循环队列为空
     if (c == -1)
         return;
@@ -136,7 +139,7 @@ void keyboard_analyze_keycode()
         key = PAUSE_BREAK;
         // 清除缓冲区中剩下的扫描码
         for (int i = 1; i < 6; ++i)
-            if (keyboard_get_scancode() != pause_break_scan_code[i])
+            if (ps2_keyboard_get_scancode() != pause_break_scan_code[i])
             {
                 key = 0;
                 break;
@@ -145,20 +148,20 @@ void keyboard_analyze_keycode()
     else if (scancode == 0xE0) // 功能键, 有多个扫描码
     {
         // 获取下一个扫描码
-        scancode = keyboard_get_scancode();
+        scancode = ps2_keyboard_get_scancode();
         switch (scancode)
         {
         case 0x2a: // print screen 按键被按下
-            if (keyboard_get_scancode() == 0xe0)
-                if (keyboard_get_scancode() == 0x37)
+            if (ps2_keyboard_get_scancode() == 0xe0)
+                if (ps2_keyboard_get_scancode() == 0x37)
                 {
                     key = PRINT_SCREEN;
                     flag_make = true;
                 }
             break;
         case 0xb7: // print screen 按键被松开
-            if (keyboard_get_scancode() == 0xe0)
-                if (keyboard_get_scancode() == 0xaa)
+            if (ps2_keyboard_get_scancode() == 0xe0)
+                if (ps2_keyboard_get_scancode() == 0xaa)
                 {
                     key = PRINT_SCREEN;
                     flag_make = false;
@@ -353,13 +356,13 @@ void keyboard_analyze_keycode()
  * @brief 从缓冲队列中获取键盘扫描码
  *
  */
-int keyboard_get_scancode()
+int ps2_keyboard_get_scancode()
 {
     // 缓冲队列为空
     if (kb_buf_ptr->count == 0)
         return -1;
 
-    if (kb_buf_ptr->ptr_tail == kb_buf_ptr->buffer + keyboard_buffer_size)
+    if (kb_buf_ptr->ptr_tail == kb_buf_ptr->buffer + ps2_keyboard_buffer_size)
         kb_buf_ptr->ptr_tail = kb_buf_ptr->buffer;
 
     int ret = (int)(*(kb_buf_ptr->ptr_tail));
diff --git a/kernel/driver/keyboard/keyboard.h b/kernel/driver/keyboard/ps2_keyboard.h
similarity index 80%
rename from kernel/driver/keyboard/keyboard.h
rename to kernel/driver/keyboard/ps2_keyboard.h
index 9084781a..2fa21d2c 100644
--- a/kernel/driver/keyboard/keyboard.h
+++ b/kernel/driver/keyboard/ps2_keyboard.h
@@ -2,39 +2,39 @@
 
 #include "../../common/glib.h"
 
-#define KEYBOARD_INTR_VECTOR 0x21   // 键盘的中断向量号
+#define PS2_KEYBOARD_INTR_VECTOR 0x21   // 键盘的中断向量号
 
 // 定义键盘循环队列缓冲区大小为100bytes
-#define keyboard_buffer_size 100
+#define ps2_keyboard_buffer_size 100
 
 /**
  * @brief 键盘循环队列缓冲区结构体
  *
  */
-struct keyboard_input_buffer
+struct ps2_keyboard_input_buffer
 {
     unsigned char *ptr_head;
     unsigned char *ptr_tail;
     int count;
-    unsigned char buffer[keyboard_buffer_size];
+    unsigned char buffer[ps2_keyboard_buffer_size];
 };
 
-#define PORT_KEYBOARD_DATA 0x60
-#define PORT_KEYBOARD_STATUS 0x64
-#define PORT_KEYBOARD_CONTROL 0x64
+#define PORT_PS2_KEYBOARD_DATA 0x60
+#define PORT_PS2_KEYBOARD_STATUS 0x64
+#define PORT_PS2_KEYBOARD_CONTROL 0x64
 
-#define KEYBOARD_COMMAND_WRITE 0x60 // 向键盘发送配置命令
-#define KEYBOARD_COMMAND_READ 0x20  // 读取键盘的配置值
-#define KEYBOARD_PARAM_INIT 0x47    // 初始化键盘控制器的配置值
+#define PS2_KEYBOARD_COMMAND_WRITE 0x60 // 向键盘发送配置命令
+#define PS2_KEYBOARD_COMMAND_READ 0x20  // 读取键盘的配置值
+#define PS2_KEYBOARD_PARAM_INIT 0x47    // 初始化键盘控制器的配置值
 
 // ========= 检测键盘控制器输入/输出缓冲区是否已满
-#define KEYBOARD_FLAG_OUTBUF_FULL 0x01 // 键盘的输出缓冲区已满标志位
-#define KEYBOARD_FLAG_INBUF_FULL 0x02  // 键盘的输入缓冲区已满标志位
+#define PS2_KEYBOARD_FLAG_OUTBUF_FULL 0x01 // 键盘的输出缓冲区已满标志位
+#define PS2_KEYBOARD_FLAG_INBUF_FULL 0x02  // 键盘的输入缓冲区已满标志位
 
 // 等待向键盘控制器写入信息完成
-#define wait_keyboard_write() while (io_in8(PORT_KEYBOARD_STATUS) & KEYBOARD_FLAG_INBUF_FULL)
+#define wait_ps2_keyboard_write() while (io_in8(PORT_PS2_KEYBOARD_STATUS) & PS2_KEYBOARD_FLAG_INBUF_FULL)
 // 等待从键盘控制器读取信息完成
-#define wait_keyboard_read() while (io_in8(PORT_KEYBOARD_STATUS) & KEYBOARD_FLAG_OUTBUF_FULL)
+#define wait_ps2_keyboard_read() while (io_in8(PORT_PS2_KEYBOARD_STATUS) & PS2_KEYBOARD_FLAG_OUTBUF_FULL)
 
 // 128个按键, 每个按键包含普通按键和shift+普通按键两种状态
 #define NUM_SCAN_CODES 0x80
@@ -199,23 +199,23 @@ uint keycode_map_normal[NUM_SCAN_CODES*MAP_COLS] =
  * @brief 初始化键盘驱动程序的函数
  *
  */
-void keyboard_init();
+void ps2_keyboard_init();
 
 /**
  * @brief 键盘驱动卸载函数
  *
  */
-void keyboard_exit();
+void ps2_keyboard_exit();
 
 /**
  * @brief 解析键盘扫描码
  * 
  */
-void keyboard_analyze_keycode();
+void ps2_keyboard_analyze_keycode();
 
 /**
  * @brief 从缓冲队列中获取键盘扫描码
  * @return 键盘扫描码
  * 若缓冲队列为空则返回-1
  */
-int keyboard_get_scancode();
\ No newline at end of file
+int ps2_keyboard_get_scancode();
\ No newline at end of file
diff --git a/kernel/driver/mouse/mouse.c b/kernel/driver/mouse/mouse.c
deleted file mode 100644
index 5b8904b2..00000000
--- a/kernel/driver/mouse/mouse.c
+++ /dev/null
@@ -1,372 +0,0 @@
-#include "mouse.h"
-#include "../interrupt/apic/apic.h"
-#include "../../mm/mm.h"
-#include "../../mm/slab.h"
-#include "../../common/printk.h"
-#include "../../common/kprint.h"
-
-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
- *
- */
-static void mouse_clear_buf()
-{
-    mouse_buf_ptr->ptr_head = mouse_buf_ptr->buffer;
-    mouse_buf_ptr->ptr_tail = mouse_buf_ptr->buffer;
-    mouse_buf_ptr->count = 0;
-    memset(mouse_buf_ptr->buffer, 0, mouse_buffer_size);
-}
-
-/**
- * @brief 从缓冲队列中获取鼠标数据字节
- * @return 鼠标数据包的字节
- * 若缓冲队列为空则返回-1024
- */
-static int mouse_get_scancode()
-{
-    // 缓冲队列为空
-    if (mouse_buf_ptr->count == 0)
-        while (!mouse_buf_ptr->count)
-            nop();
-
-    if (mouse_buf_ptr->ptr_tail == mouse_buf_ptr->buffer + mouse_buffer_size)
-        mouse_buf_ptr->ptr_tail = mouse_buf_ptr->buffer;
-
-    int ret = (int)((char)(*(mouse_buf_ptr->ptr_tail)));
-    --(mouse_buf_ptr->count);
-    ++(mouse_buf_ptr->ptr_tail);
-    // printk("count=%d", mouse_buf_ptr->count);
-
-    return ret;
-}
-
-/**
- * @brief 鼠标中断处理函数（中断上半部）
- *  将数据存入缓冲区
- * @param irq_num 中断向量号
- * @param param 参数
- * @param regs 寄存器信息
- */
-void mouse_handler(ul irq_num, ul param, struct pt_regs *regs)
-{
-    // 读取鼠标输入的信息
-    unsigned char x = io_in8(PORT_KEYBOARD_DATA);
-
-    // 当头指针越过界时，恢复指向数组头部
-    if (mouse_buf_ptr->ptr_head == mouse_buf_ptr->buffer + mouse_buffer_size)
-        mouse_buf_ptr->ptr_head = mouse_buf_ptr->buffer;
-
-    if (mouse_buf_ptr->count >= mouse_buffer_size)
-    {
-        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);
-}
-
-hardware_intr_controller mouse_intr_controller =
-    {
-        .enable = apic_ioapic_enable,
-        .disable = apic_ioapic_disable,
-        .install = apic_ioapic_install,
-        .uninstall = apic_ioapic_uninstall,
-        .ack = apic_ioapic_edge_ack,
-
-};
-
-/**
- * @brief 从键盘控制器读取mouse id
- *
- * @return unsigned char 鼠标id
- */
-static unsigned char mouse_get_mouse_ID()
-{
-    // 读取鼠标的ID
-    io_out8(PORT_KEYBOARD_CONTROL, KEYBOARD_COMMAND_SEND_TO_MOUSE);
-    wait_keyboard_write();
-    io_out8(PORT_KEYBOARD_DATA, MOUSE_GET_ID);
-    wait_keyboard_write();
-    mouse_id = io_in8(PORT_KEYBOARD_DATA);
-    for (int i = 0; i < 1000; i++)
-        for (int j = 0; j < 1000; j++)
-            nop();
-    return mouse_id;
-}
-
-/**
- * @brief 设置鼠标采样率
- *
- * @param hz 采样率
- */
-int mouse_set_sample_rate(unsigned int hz)
-{
-    switch (hz)
-    {
-    case 10:
-    case 20:
-    case 40:
-    case 60:
-    case 80:
-    case 100:
-    case 200:
-        wait_keyboard_write();
-        io_out8(PORT_KEYBOARD_CONTROL, KEYBOARD_COMMAND_SEND_TO_MOUSE);
-        wait_keyboard_write();
-        io_out8(PORT_KEYBOARD_DATA, MOUSE_SET_SAMPLING_RATE);
-        wait_keyboard_write();
-        for (int i = 0; i < 1000; i++)
-            for (int j = 0; j < 1000; j++)
-                nop();
-        io_out8(PORT_KEYBOARD_CONTROL, KEYBOARD_COMMAND_SEND_TO_MOUSE);
-        wait_keyboard_write();
-        io_out8(PORT_KEYBOARD_DATA, hz);
-        for (int i = 0; i < 1000; i++)
-            for (int j = 0; j < 1000; j++)
-                nop();
-        wait_keyboard_write();
-
-        break;
-
-    default:
-        return EINVALID_ARGUMENT;
-        break;
-    }
-    return SUCCESS;
-}
-/**
- * @brief 使鼠标支持滚轮
- * 该模式下，鼠标ID=3
- */
-static int mouse_enable_scroll_wheel()
-{
-    if (mouse_id == 3)
-        return SUCCESS;
-
-    mouse_set_sample_rate(200);
-    mouse_set_sample_rate(100);
-    mouse_set_sample_rate(80);
-    if (mouse_get_mouse_ID() != 3)
-    {
-        kerror("Cannot set mouse ID to 3");
-        return EFAIL;
-    }
-    // 清空缓冲区，防止解析时产生错误
-    mouse_clear_buf();
-    return SUCCESS;
-}
-/**
- * @brief 使鼠标支持5键
- *  该模式下ID=4
- */
-static int mouse_enable_5keys()
-{
-    if (mouse_id == 4)
-        return SUCCESS;
-    // 根据规范，应当先启用ID=3
-    mouse_enable_scroll_wheel();
-
-    mouse_set_sample_rate(200);
-    mouse_set_sample_rate(200);
-    mouse_set_sample_rate(80);
-    if (mouse_get_mouse_ID() != 4)
-    {
-        kerror("Cannot set mouse ID to 4");
-        return EFAIL;
-    }
-    // 清空缓冲区，防止解析时产生错误
-    mouse_clear_buf();
-
-    return SUCCESS;
-}
-/**
- * @brief 初始化鼠标驱动程序
- *
- */
-void mouse_init()
-{
-    // 初始化鼠标读入队列缓冲区
-    mouse_buf_ptr = (struct mouse_input_buffer *)kmalloc(sizeof(struct mouse_input_buffer), 0);
-    mouse_buf_ptr->ptr_head = mouse_buf_ptr->buffer;
-    mouse_buf_ptr->ptr_tail = mouse_buf_ptr->buffer;
-    mouse_buf_ptr->count = 0;
-    memset(mouse_buf_ptr->buffer, 0, mouse_buffer_size);
-
-    // ======== 初始化中断RTE entry ==========
-
-    mouse_entry.vector = MOUSE_INTR_VECTOR;   // 设置中断向量号
-    mouse_entry.deliver_mode = IO_APIC_FIXED; // 投递模式：混合
-    mouse_entry.dest_mode = DEST_PHYSICAL;    // 物理模式投递中断
-    mouse_entry.deliver_status = IDLE;
-    mouse_entry.trigger_mode = EDGE_TRIGGER; // 设置边沿触发
-    mouse_entry.polarity = POLARITY_HIGH;    // 高电平触发
-    mouse_entry.remote_IRR = IRR_RESET;
-    mouse_entry.mask = MASKED;
-    mouse_entry.reserved = 0;
-
-    mouse_entry.destination.physical.reserved1 = 0;
-    mouse_entry.destination.physical.reserved2 = 0;
-    mouse_entry.destination.physical.phy_dest = 0; // 设置投递到BSP处理器
-
-    // 注册中断处理程序
-    irq_register(MOUSE_INTR_VECTOR, &mouse_entry, &mouse_handler, (ul)mouse_buf_ptr, &mouse_intr_controller, "ps/2 mouse");
-
-    wait_keyboard_write();
-    io_out8(PORT_KEYBOARD_CONTROL, KEYBOARD_COMMAND_ENABLE_MOUSE_PORT); // 开启鼠标端口
-    for (int i = 0; i < 1000; i++)
-        for (int j = 0; j < 1000; j++)
-            nop();
-    wait_keyboard_write();
-
-    io_out8(PORT_KEYBOARD_CONTROL, KEYBOARD_COMMAND_SEND_TO_MOUSE);
-    wait_keyboard_write();
-    io_out8(PORT_KEYBOARD_DATA, MOUSE_ENABLE); // 允许鼠标设备发送数据包
-
-    for (int i = 0; i < 1000; i++)
-        for (int j = 0; j < 1000; j++)
-            nop();
-    wait_keyboard_write();
-    io_out8(PORT_KEYBOARD_CONTROL, KEYBOARD_COMMAND_WRITE);
-    wait_keyboard_write();
-    io_out8(PORT_KEYBOARD_DATA, KEYBOARD_PARAM_INIT); // 设置键盘控制器
-    for (int i = 0; i < 1000; i++)
-        for (int j = 0; j < 1000; j++)
-            nop();
-    wait_keyboard_write();
-    // mouse_enable_5keys();
-    //mouse_get_mouse_ID();
-    //mouse_set_sample_rate(100);
-    mouse_clear_buf();
-    kdebug("mouse ID:%d", mouse_id);
-    c = 0;
-}
-
-/**
- * @brief 卸载鼠标驱动程序
- *
- */
-void mouse_exit()
-{
-    irq_unregister(MOUSE_INTR_VECTOR);
-    kfree((ul *)mouse_buf_ptr);
-}
-
-/**
- * @brief 获取鼠标数据包
- *
- * @param packet 数据包的返回值
- * @return int 错误码
- */
-int mouse_get_packet(void *packet)
-{
-    // 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 < 4)
-            return EFAIL;
-        do
-        {
-            code = mouse_get_scancode();
-            ((struct mouse_packet_3bytes *)packet)->byte0 = (unsigned char)code;
-        } while (code == -1024);
-
-        do
-        {
-            code = mouse_get_scancode();
-            ((struct mouse_packet_3bytes *)packet)->movement_x = (char)code;
-        } while (code == -1024);
-
-        do
-        {
-            code = mouse_get_scancode();
-            ((struct mouse_packet_3bytes *)packet)->movement_y = (char)code;
-        } while (code == -1024);
-
-        return SUCCESS;
-        break;
-
-    case 3: // 4bytes数据包
-    case 4:
-        if (mouse_buf_ptr->count < 5)
-            return EFAIL;
-        do
-        {
-            code = mouse_get_scancode();
-            ((struct mouse_packet_4bytes *)packet)->byte0 = (unsigned char)code;
-        } while (code == -1024);
-
-        do
-        {
-            code = mouse_get_scancode();
-            ((struct mouse_packet_4bytes *)packet)->movement_x = (char)code;
-        } while (code == -1024);
-
-        do
-        {
-            code = mouse_get_scancode();
-            ((struct mouse_packet_4bytes *)packet)->movement_y = (char)code;
-        } while (code == -1024);
-
-        do
-        {
-            code = mouse_get_scancode();
-            ((struct mouse_packet_4bytes *)packet)->byte3 = (char)code;
-        } while (code == -1024);
-
-        return SUCCESS;
-        break;
-
-    default: // Should not reach here
-        kBUG("mouse_get_packet(): Invalid mouse_id!");
-        return EFAIL;
-        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;
-    }
-}
\ No newline at end of file
diff --git a/kernel/driver/mouse/ps2_mouse.c b/kernel/driver/mouse/ps2_mouse.c
new file mode 100644
index 00000000..f2746f8a
--- /dev/null
+++ b/kernel/driver/mouse/ps2_mouse.c
@@ -0,0 +1,384 @@
+#include "ps2_mouse.h"
+#include "../interrupt/apic/apic.h"
+#include "../../mm/mm.h"
+#include "../../mm/slab.h"
+#include "../../common/printk.h"
+#include "../../common/kprint.h"
+
+static struct ps2_mouse_input_buffer *ps2_mouse_buf_ptr = NULL;
+static int c = 0;
+struct apic_IO_APIC_RTE_entry ps2_mouse_entry;
+static unsigned char ps2_mouse_id = 0;
+struct ps2_mouse_packet_3bytes pak;
+static int ps2_mouse_count = 0;
+/**
+ * @brief 清空缓冲区
+ *
+ */
+static void ps2_mouse_clear_buf()
+{
+    ps2_mouse_buf_ptr->ptr_head = ps2_mouse_buf_ptr->buffer;
+    ps2_mouse_buf_ptr->ptr_tail = ps2_mouse_buf_ptr->buffer;
+    ps2_mouse_buf_ptr->count = 0;
+    memset(ps2_mouse_buf_ptr->buffer, 0, ps2_mouse_buffer_size);
+}
+
+/**
+ * @brief 从缓冲队列中获取鼠标数据字节
+ * @return 鼠标数据包的字节
+ * 若缓冲队列为空则返回-1024
+ */
+static int ps2_mouse_get_scancode()
+{
+    // 缓冲队列为空
+    if (ps2_mouse_buf_ptr->count == 0)
+        while (!ps2_mouse_buf_ptr->count)
+            nop();
+
+    if (ps2_mouse_buf_ptr->ptr_tail == ps2_mouse_buf_ptr->buffer + ps2_mouse_buffer_size)
+        ps2_mouse_buf_ptr->ptr_tail = ps2_mouse_buf_ptr->buffer;
+
+    int ret = (int)((char)(*(ps2_mouse_buf_ptr->ptr_tail)));
+    --(ps2_mouse_buf_ptr->count);
+    ++(ps2_mouse_buf_ptr->ptr_tail);
+    // printk("count=%d", ps2_mouse_buf_ptr->count);
+
+    return ret;
+}
+
+/**
+ * @brief 鼠标中断处理函数（中断上半部）
+ *  将数据存入缓冲区
+ * @param irq_num 中断向量号
+ * @param param 参数
+ * @param regs 寄存器信息
+ */
+void ps2_mouse_handler(ul irq_num, ul param, struct pt_regs *regs)
+{
+    // 读取鼠标输入的信息
+    unsigned char x = io_in8(PORT_KEYBOARD_DATA);
+
+    // 当头指针越过界时，恢复指向数组头部
+    if (ps2_mouse_buf_ptr->ptr_head == ps2_mouse_buf_ptr->buffer + ps2_mouse_buffer_size)
+        ps2_mouse_buf_ptr->ptr_head = ps2_mouse_buf_ptr->buffer;
+
+    if (ps2_mouse_buf_ptr->count >= ps2_mouse_buffer_size)
+    {
+        kwarn("ps2_mouse input buffer is full.");
+        return;
+    }
+
+    *ps2_mouse_buf_ptr->ptr_head = x;
+    ++(ps2_mouse_buf_ptr->count);
+    ++(ps2_mouse_buf_ptr->ptr_head);
+    printk("c=%d\tval = %d\n", ++c, x);
+}
+
+hardware_intr_controller ps2_mouse_intr_controller =
+    {
+        .enable = apic_ioapic_enable,
+        .disable = apic_ioapic_disable,
+        .install = apic_ioapic_install,
+        .uninstall = apic_ioapic_uninstall,
+        .ack = apic_ioapic_edge_ack,
+
+};
+
+/**
+ * @brief 从键盘控制器读取ps2_mouse id
+ *
+ * @return unsigned char 鼠标id
+ */
+static unsigned char ps2_mouse_get_mouse_ID()
+{
+    // 读取鼠标的ID
+    io_out8(PORT_KEYBOARD_CONTROL, KEYBOARD_COMMAND_SEND_TO_PS2_MOUSE);
+    wait_keyboard_write();
+    io_out8(PORT_KEYBOARD_DATA, PS2_MOUSE_GET_ID);
+    wait_keyboard_write();
+    ps2_mouse_id = io_in8(PORT_KEYBOARD_DATA);
+    wait_keyboard_write();
+    io_in8(PORT_KEYBOARD_DATA);
+    for (int i = 0; i < 1000; i++)
+        for (int j = 0; j < 1000; j++)
+            nop();
+    return ps2_mouse_id;
+}
+
+/**
+ * @brief 设置鼠标采样率
+ *
+ * @param hz 采样率
+ */
+int ps2_mouse_set_sample_rate(unsigned int hz)
+{
+    switch (hz)
+    {
+    case 10:
+    case 20:
+    case 40:
+    case 60:
+    case 80:
+    case 100:
+    case 200:
+        wait_keyboard_write();
+        io_out8(PORT_KEYBOARD_CONTROL, KEYBOARD_COMMAND_SEND_TO_PS2_MOUSE);
+        wait_keyboard_write();
+        io_out8(PORT_KEYBOARD_DATA, PS2_MOUSE_SET_SAMPLING_RATE);
+        wait_keyboard_write();
+        io_in8(PORT_KEYBOARD_DATA);
+
+        for (int i = 0; i < 1000; i++)
+            for (int j = 0; j < 1000; j++)
+                nop();
+
+        io_out8(PORT_KEYBOARD_CONTROL, KEYBOARD_COMMAND_SEND_TO_PS2_MOUSE);
+        wait_keyboard_write();
+        io_out8(PORT_KEYBOARD_DATA, hz);
+        for (int i = 0; i < 1000; i++)
+            for (int j = 0; j < 1000; j++)
+                nop();
+        wait_keyboard_write();
+        io_in8(PORT_KEYBOARD_DATA);
+
+        break;
+
+    default:
+        return EINVALID_ARGUMENT;
+        break;
+    }
+    return SUCCESS;
+}
+/**
+ * @brief 使鼠标支持滚轮
+ * 该模式下，鼠标ID=3
+ */
+static int ps2_mouse_enable_scroll_wheel()
+{
+    if (ps2_mouse_id == 3)
+        return SUCCESS;
+
+    ps2_mouse_set_sample_rate(200);
+    ps2_mouse_set_sample_rate(100);
+    ps2_mouse_set_sample_rate(80);
+    if (ps2_mouse_get_mouse_ID() != 3)
+    {
+        kerror("Cannot set mouse ID to 3");
+        return EFAIL;
+    }
+    // 清空缓冲区，防止解析时产生错误
+    ps2_mouse_clear_buf();
+    return SUCCESS;
+}
+/**
+ * @brief 使鼠标支持5键
+ *  该模式下ID=4
+ */
+static int ps2_mouse_enable_5keys()
+{
+    if (ps2_mouse_id == 4)
+        return SUCCESS;
+    // 根据规范，应当先启用ID=3
+    ps2_mouse_enable_scroll_wheel();
+
+    ps2_mouse_set_sample_rate(200);
+    ps2_mouse_set_sample_rate(200);
+    ps2_mouse_set_sample_rate(80);
+    if (ps2_mouse_get_mouse_ID() != 4)
+    {
+        kerror("Cannot set ps2_mouse ID to 4");
+        return EFAIL;
+    }
+    // 清空缓冲区，防止解析时产生错误
+    ps2_mouse_clear_buf();
+
+    return SUCCESS;
+}
+/**
+ * @brief 初始化鼠标驱动程序
+ *
+ */
+void ps2_mouse_init()
+{
+    // 初始化鼠标读入队列缓冲区
+    ps2_mouse_buf_ptr = (struct ps2_mouse_input_buffer *)kmalloc(sizeof(struct ps2_mouse_input_buffer), 0);
+    ps2_mouse_buf_ptr->ptr_head = ps2_mouse_buf_ptr->buffer;
+    ps2_mouse_buf_ptr->ptr_tail = ps2_mouse_buf_ptr->buffer;
+    ps2_mouse_buf_ptr->count = 0;
+    memset(ps2_mouse_buf_ptr->buffer, 0, ps2_mouse_buffer_size);
+
+    // ======== 初始化中断RTE entry ==========
+
+    ps2_mouse_entry.vector = PS2_MOUSE_INTR_VECTOR;   // 设置中断向量号
+    ps2_mouse_entry.deliver_mode = IO_APIC_FIXED; // 投递模式：混合
+    ps2_mouse_entry.dest_mode = DEST_PHYSICAL;    // 物理模式投递中断
+    ps2_mouse_entry.deliver_status = IDLE;
+    ps2_mouse_entry.trigger_mode = EDGE_TRIGGER; // 设置边沿触发
+    ps2_mouse_entry.polarity = POLARITY_HIGH;    // 高电平触发
+    ps2_mouse_entry.remote_IRR = IRR_RESET;
+    ps2_mouse_entry.mask = MASKED;
+    ps2_mouse_entry.reserved = 0;
+
+    ps2_mouse_entry.destination.physical.reserved1 = 0;
+    ps2_mouse_entry.destination.physical.reserved2 = 0;
+    ps2_mouse_entry.destination.physical.phy_dest = 0; // 设置投递到BSP处理器
+
+    // 注册中断处理程序
+    irq_register(PS2_MOUSE_INTR_VECTOR, &ps2_mouse_entry, &ps2_mouse_handler, (ul)ps2_mouse_buf_ptr, &ps2_mouse_intr_controller, "ps/2 mouse");
+
+    wait_keyboard_write();
+    io_out8(PORT_KEYBOARD_CONTROL, KEYBOARD_COMMAND_ENABLE_PS2_MOUSE_PORT); // 开启鼠标端口
+    for (int i = 0; i < 1000; i++)
+        for (int j = 0; j < 1000; j++)
+            nop();
+    wait_keyboard_write();
+    io_in8(PORT_KEYBOARD_DATA);
+
+    io_out8(PORT_KEYBOARD_CONTROL, KEYBOARD_COMMAND_SEND_TO_PS2_MOUSE);
+    wait_keyboard_write();
+    io_out8(PORT_KEYBOARD_DATA, PS2_MOUSE_ENABLE); // 允许鼠标设备发送数据包
+    wait_keyboard_write();
+    io_in8(PORT_KEYBOARD_DATA);
+
+    for (int i = 0; i < 1000; i++)
+        for (int j = 0; j < 1000; j++)
+            nop();
+    wait_keyboard_write();
+    io_out8(PORT_KEYBOARD_CONTROL, KEYBOARD_COMMAND_WRITE);
+    wait_keyboard_write();
+    io_out8(PORT_KEYBOARD_DATA, KEYBOARD_PARAM_INIT); // 设置键盘控制器
+    wait_keyboard_write();
+    io_in8(PORT_KEYBOARD_DATA);
+    for (int i = 0; i < 1000; i++)
+        for (int j = 0; j < 1000; j++)
+            nop();
+    wait_keyboard_write();
+    //ps2_mouse_enable_5keys();
+    ps2_mouse_get_mouse_ID();
+    ps2_mouse_set_sample_rate(30);
+    ps2_mouse_clear_buf();
+    kdebug("ps2_mouse ID:%d", ps2_mouse_id);
+    c = 0;
+    //ps2_mouse_count = 1;
+}
+
+/**
+ * @brief 卸载鼠标驱动程序
+ *
+ */
+void ps2_mouse_exit()
+{
+    irq_unregister(PS2_MOUSE_INTR_VECTOR);
+    kfree((ul *)ps2_mouse_buf_ptr);
+}
+
+/**
+ * @brief 获取鼠标数据包
+ *
+ * @param packet 数据包的返回值
+ * @return int 错误码
+ */
+int ps2_mouse_get_packet(void *packet)
+{
+    // if (ps2_mouse_buf_ptr->count != 0)
+    //     kdebug("at  get packet: count=%d", ps2_mouse_buf_ptr->count);
+    int code = 0;
+    switch (ps2_mouse_id)
+    {
+    case 0: // 3bytes 数据包
+        if (ps2_mouse_buf_ptr->count < 4)
+            return EFAIL;
+        do
+        {
+            code = ps2_mouse_get_scancode();
+            ((struct ps2_mouse_packet_3bytes *)packet)->byte0 = (unsigned char)code;
+        } while (code == -1024);
+
+        do
+        {
+            code = ps2_mouse_get_scancode();
+            ((struct ps2_mouse_packet_3bytes *)packet)->movement_x = (char)code;
+        } while (code == -1024);
+
+        do
+        {
+            code = ps2_mouse_get_scancode();
+            ((struct ps2_mouse_packet_3bytes *)packet)->movement_y = (char)code;
+        } while (code == -1024);
+
+        return SUCCESS;
+        break;
+
+    case 3: // 4bytes数据包
+    case 4:
+        if (ps2_mouse_buf_ptr->count < 5)
+            return EFAIL;
+        do
+        {
+            code = ps2_mouse_get_scancode();
+            ((struct ps2_mouse_packet_4bytes *)packet)->byte0 = (unsigned char)code;
+        } while (code == -1024);
+
+        do
+        {
+            code = ps2_mouse_get_scancode();
+            ((struct ps2_mouse_packet_4bytes *)packet)->movement_x = (char)code;
+        } while (code == -1024);
+
+        do
+        {
+            code = ps2_mouse_get_scancode();
+            ((struct ps2_mouse_packet_4bytes *)packet)->movement_y = (char)code;
+        } while (code == -1024);
+
+        do
+        {
+            code = ps2_mouse_get_scancode();
+            ((struct ps2_mouse_packet_4bytes *)packet)->byte3 = (char)code;
+        } while (code == -1024);
+
+        return SUCCESS;
+        break;
+
+    default: // Should not reach here
+        kBUG("ps2_mouse_get_packet(): Invalid ps2_mouse_id!");
+        return EFAIL;
+        break;
+    }
+    return SUCCESS;
+}
+
+void analyze_mousecode()
+{
+    if(!ps2_mouse_buf_ptr->count)
+        return;
+    else printk_color(ORANGE, BLACK, "COUNT=%d\n", ps2_mouse_buf_ptr->count);
+    unsigned char x = ps2_mouse_get_scancode();
+
+    switch (ps2_mouse_count)
+    {
+    case 0:
+        ps2_mouse_count++;
+        break;
+
+    case 1:
+        pak.byte0 = x;
+        ps2_mouse_count++;
+        break;
+
+    case 2:
+        pak.movement_x = (char)x;
+        ps2_mouse_count++;
+        break;
+
+    case 3:
+        pak.movement_y = (char)x;
+        ps2_mouse_count = 1;
+        
+        printk_color(RED, GREEN, "(M:%02x,X:%3d,Y:%3d)\tcount=%d\n", pak.byte0, pak.movement_x, pak.movement_y, ps2_mouse_buf_ptr->count);
+        break;
+
+    default:
+        break;
+    }
+}
\ No newline at end of file
diff --git a/kernel/driver/mouse/mouse.h b/kernel/driver/mouse/ps2_mouse.h
similarity index 67%
rename from kernel/driver/mouse/mouse.h
rename to kernel/driver/mouse/ps2_mouse.h
index 1718eb89..2427dd0d 100644
--- a/kernel/driver/mouse/mouse.h
+++ b/kernel/driver/mouse/ps2_mouse.h
@@ -2,21 +2,21 @@
 
 #include "../../common/glib.h"
 
-#define MOUSE_INTR_VECTOR 0x2c // 鼠标的中断向量号
+#define PS2_MOUSE_INTR_VECTOR 0x2c // 鼠标的中断向量号
 
-#define KEYBOARD_COMMAND_SEND_TO_MOUSE 0xd4 // 键盘控制器向鼠标设备发送数据的命令
+#define KEYBOARD_COMMAND_SEND_TO_PS2_MOUSE 0xd4 // 键盘控制器向鼠标设备发送数据的命令
 
-#define MOUSE_GET_ID 0xf2                    // 获取鼠标的ID
-#define MOUSE_SET_SAMPLING_RATE 0xf3         // 设置鼠标的采样率
-#define MOUSE_ENABLE 0xf4                    // 允许鼠标设备发送数据包
-#define MOUSE_DISABLE 0xf5                   // 禁止鼠标设备发送数据包
-#define MOUSE_SET_DEFAULT_SAMPLING_RATE 0xf6 // 设置使用默认采样率100hz，分辨率4px/mm
-#define MOUSE_RESEND_LAST_PACKET 0xfe        // 重新发送上一条数据包
-#define MOUSE_RESET 0xff                     // 重启鼠标
+#define PS2_MOUSE_GET_ID 0xf2                    // 获取鼠标的ID
+#define PS2_MOUSE_SET_SAMPLING_RATE 0xf3         // 设置鼠标的采样率
+#define PS2_MOUSE_ENABLE 0xf4                    // 允许鼠标设备发送数据包
+#define PS2_MOUSE_DISABLE 0xf5                   // 禁止鼠标设备发送数据包
+#define PS2_MOUSE_SET_DEFAULT_SAMPLING_RATE 0xf6 // 设置使用默认采样率100hz，分辨率4px/mm
+#define PS2_MOUSE_RESEND_LAST_PACKET 0xfe        // 重新发送上一条数据包
+#define PS2_MOUSE_RESET 0xff                     // 重启鼠标
 
-#define KEYBOARD_COMMAND_ENABLE_MOUSE_PORT 0xa8 // 通过键盘控制器开启鼠标端口的命令
+#define KEYBOARD_COMMAND_ENABLE_PS2_MOUSE_PORT 0xa8 // 通过键盘控制器开启鼠标端口的命令
 
-#define mouse_buffer_size 120
+#define ps2_mouse_buffer_size 360
 
 #define PORT_KEYBOARD_DATA 0x60
 #define PORT_KEYBOARD_STATUS 0x64
@@ -42,7 +42,7 @@
 // =========== 定义鼠标数据包 ==============
 // 其中，x、y方向的移动值用9位二进制补码表示（算上byte0中的符号位）
 // 目前只用到8位，（精度要求没那么高）
-struct mouse_packet_3bytes
+struct ps2_mouse_packet_3bytes
 {
 
     unsigned char byte0; // 第0字节
@@ -53,7 +53,7 @@ struct mouse_packet_3bytes
 };
 
 // ID = 3 或 ID = 4时，采用4bytes数据包
-struct mouse_packet_4bytes
+struct ps2_mouse_packet_4bytes
 {
     unsigned char byte0; // 第0字节
                          // [y溢出，x溢出，y符号位， x符号位， 1， 鼠标中键， 鼠标右键，鼠标左键]
@@ -71,32 +71,32 @@ struct mouse_packet_4bytes
  * @brief 键盘循环队列缓冲区结构体
  *
  */
-struct mouse_input_buffer
+struct ps2_mouse_input_buffer
 {
     unsigned char *ptr_head;
     unsigned char *ptr_tail;
     int count;
-    unsigned char buffer[mouse_buffer_size];
+    unsigned char buffer[ps2_mouse_buffer_size];
 };
 
 /**
  * @brief 初始化鼠标驱动程序
  *
  */
-void mouse_init();
+void ps2_mouse_init();
 
 /**
  * @brief 卸载鼠标驱动程序
  *
  */
-void mouse_exit();
+void ps2_mouse_exit();
 
 /**
  * @brief 设置鼠标采样率
  *
  * @param hz 采样率
  */
-int mouse_set_sample_rate(unsigned int hz);
+int ps2_mouse_set_sample_rate(unsigned int hz);
 
 /**
  * @brief 获取鼠标数据包
@@ -104,5 +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 ps2_mouse_get_packet(void *packet);
 void analyze_mousecode();
\ No newline at end of file
diff --git a/kernel/main.c b/kernel/main.c
index ee44f857..dcbbb5ec 100644
--- a/kernel/main.c
+++ b/kernel/main.c
@@ -15,8 +15,8 @@
 
 #include "driver/multiboot2/multiboot2.h"
 #include "driver/acpi/acpi.h"
-#include "driver/keyboard/keyboard.h"
-#include "driver/mouse/mouse.h"
+#include "driver/keyboard/ps2_keyboard.h"
+#include "driver/mouse/ps2_mouse.h"
 
 unsigned int *FR_address = (unsigned int *)0xb8000; //帧缓存区的地址
 
@@ -162,8 +162,8 @@ void system_initialize()
     syscall_init();
 
     cpu_init();
-    keyboard_init();
-    mouse_init();
+   ps2_keyboard_init();
+   ps2_mouse_init();
     // test_slab();
     // test_mm();
 
@@ -180,27 +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};
+            ps2_keyboard_analyze_keycode();
+            struct ps2_mouse_packet_3bytes packet = {0};
+            //struct ps2_mouse_packet_4bytes packet = {0};
             int errcode = 0;
-            errcode = mouse_get_packet(&packet);
+            errcode = ps2_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();
         analyze_mousecode();
     }
-
+*/
     while (1)
         ;
 }
diff --git a/kernel/mm/mm.h b/kernel/mm/mm.h
index 1eae7a59..4be0a17a 100644
--- a/kernel/mm/mm.h
+++ b/kernel/mm/mm.h
@@ -39,6 +39,7 @@
 #define SPECIAL_MEMOEY_MAPPING_VIRT_ADDR_BASE 0xffff800000000000UL
 #define FRAME_BUFFER_MAPPING_OFFSET 0x3000000UL
 #define ACPI_RSDT_MAPPING_OFFSET 0x7000000UL
+#define ACPI_XSDT_MAPPING_OFFSET 0x9000000UL
 #define IO_APIC_MAPPING_OFFSET 0xfec00000UL
 #define LOCAL_APIC_MAPPING_OFFSET 0xfee00000UL
 // ===== 内存区域属性 =====
diff --git a/run.sh b/run.sh
index a193ecd0..1be7640f 100644
--- a/run.sh
+++ b/run.sh
@@ -93,7 +93,7 @@ if [ $flag_can_run -eq 1 ]; then
         bochs -q -f ${bochsrc} -rc ./tools/bochsinit
     else
         qemu-system-x86_64 -cdrom ${iso} -m 512M \
-        -monitor telnet::2333,server,nowait -serial stdio -s
+        -monitor telnet::2333,server,nowait -serial stdio -s -cpu IvyBridge --enable-kvm
     fi
 else
   echo "不满足运行条件"