From 2e9e43cd8e9b3d209204251bb5c38edc6878b64c Mon Sep 17 00:00:00 2001
From: xiaoxiao <1010386862@qq.com>
Date: Fri, 20 Jan 2023 23:22:04 +0800
Subject: [PATCH] modify CSI_ESC

---
 kernel/csi.c | 23 ++++++++++++-----------
 kernel/vga.c |  3 +--
 2 files changed, 13 insertions(+), 13 deletions(-)

diff --git a/kernel/csi.c b/kernel/csi.c
index 955cbfe..1a7d85d 100644
--- a/kernel/csi.c
+++ b/kernel/csi.c
@@ -9,16 +9,6 @@
 #define LASTLINE(row) LAST(row, SCR_MAXLINE)
 #define ADDLINE(row, add_num) (((row) + add_num) % SCR_MAXLINE)
 
-void enable_blink()
-{
-    disable_int();
-    inb(0x3DA);
-    outb(0x3C0, 0x30);
-    u8 temp = inb(0x3C1);
-    outb(0x3C0, temp | 0x08);
-    enable_int();
-}
-
 void disable_blink()
 {
     disable_int();
@@ -29,6 +19,16 @@ void disable_blink()
     enable_int();
 }
 
+void enable_blink()
+{
+    disable_int();
+    inb(0x3DA);
+    outb(0x3C0, 0x30);
+    u8 temp = inb(0x3C1);
+    outb(0x3C0, temp | 0x08);
+    enable_int();
+}
+
 void set_underline(u32 addr)
 {
     disable_int();
@@ -327,7 +327,7 @@ void CSI_Erase_handler(vga_buf *vgabuf, int n)
 
 void CSI_handler(u8 terminator, vga_buf *vgabuf)
 {
-    vgabuf->CSI = CSI_ESC;
+
     i16 param[MAXNUM_PARAM] = {0};
     i16 param_cnt = 0;
     for (int i = 0; i < vgabuf->param_num && param_cnt < MAXNUM_PARAM; i++)
@@ -343,6 +343,7 @@ void CSI_handler(u8 terminator, vga_buf *vgabuf)
             continue;
         }
     }
+
     switch (terminator)
     {
     case 'A': // Cursor Up
diff --git a/kernel/vga.c b/kernel/vga.c
index a850280..545341f 100644
--- a/kernel/vga.c
+++ b/kernel/vga.c
@@ -265,8 +265,7 @@ void vga_tty_write(NTTY *tty, char ch)
 			}
 			break;
 		default:
-			if (!(0x20 <= ch && ch <= 0x7e))
-				vga->CSI = CSI_ESC;
+			vga->CSI = CSI_ESC;
 			if (0x40 <= ch && ch <= 0x7e)
 				CSI_handler(ch, vga);
 			break;