From 862d44010ebeae34b23d9c157f7273f7fcc82ecc Mon Sep 17 00:00:00 2001
From: Yourtion <yourtion@gmail.com>
Date: Mon, 11 Apr 2016 17:29:04 +0800
Subject: [PATCH] =?UTF-8?q?=E9=BC=A0=E6=A0=87=E8=A7=A3=E8=AF=BB=EF=BC=881?=
 =?UTF-8?q?=EF=BC=89?=
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---
 08_day/bootpack.c | 29 +++++++++++++++++++++++++----
 1 file changed, 25 insertions(+), 4 deletions(-)

diff --git a/08_day/bootpack.c b/08_day/bootpack.c
index 8d2618d..86ae15e 100644
--- a/08_day/bootpack.c
+++ b/08_day/bootpack.c
@@ -11,6 +11,7 @@ void HariMain(void)
 {
 	struct BOOTINFO *binfo = (struct BOOTINFO *) ADR_BOOTINFO;
 	char s[40], mcursor[256], keybuf[32], mousebuf[128];
+	unsigned char mouse_dbuf[3], mouse_phase;
 	int mx, my, i;
 
 	init_gdtidt();
@@ -34,6 +35,7 @@ void HariMain(void)
 	putfonts8_asc(binfo->vram, binfo->scrnx, 0, 0, COL8_FFFFFF, s);
 
 	enable_mouse();
+	mouse_phase = 0; /* 进入到等待鼠标的0xfa的状态 */
 
 	for (;;) {
 		io_cli();
@@ -49,10 +51,29 @@ void HariMain(void)
 			} else if (fifo8_status(&mousefifo) != 0) {
 				i = fifo8_get(&mousefifo);
 				io_sti();
-				sprintf(s, "%02X", i);
-				boxfill8(binfo->vram, binfo->scrnx, COL8_008484, 32, 16, 47, 31);
-				putfonts8_asc(binfo->vram, binfo->scrnx, 32, 16, COL8_FFFFFF, s);
-			}
+				if (mouse_phase == 0) {                
+					/* 等待鼠标的0xfa的状态 */
+					if (i == 0xfa) {                    
+						mouse_phase = 1;                
+					}            
+				} else if (mouse_phase == 1) {                
+					/* 等待鼠标的第一字节 */                
+					mouse_dbuf[0] = i;                
+					mouse_phase = 2;            
+				} else if (mouse_phase == 2) {                
+					/* 等待鼠标的第二字节 */                
+					mouse_dbuf[1] = i;                
+					mouse_phase = 3;            
+				} else if (mouse_phase == 3) {                
+					/* 等待鼠标的第三字节 */                
+					mouse_dbuf[2] = i;                
+					mouse_phase = 1;                
+					/* 鼠标的3个字节都齐了，显示出来 */                
+					sprintf(s, "%02X %02X %02X", mouse_dbuf[0], mouse_dbuf[1], mouse_dbuf[2]);                
+					boxfill8(binfo->vram, binfo->scrnx, COL8_008484, 32, 16, 32 + 8 * 8 - 1, 31);
+					putfonts8_asc(binfo->vram, binfo->scrnx, 32, 16, COL8_FFFFFF, s);
+			 	}        
+			}    
 		}
 	}
 }