Changes between Version 29 and Version 30 of jazz/08-11-16

Timestamp:

Nov 17, 2008, 12:39:32 PM (16 years ago)

Author:

jazz

Comment:

--

jazz/08-11-16

@@ -30 +30 @@
 root@intrepid:~/jfbterm-0.4.7# make
 root@intrepid:~/jfbterm-0.4.7# gdb ./jfbterm
-gdb> run
+(gdb) run
 }}}
  * 縱使用 gdb 還是無法正常跳回文字模式，因此直接追原始碼。
@@ -71 +71 @@
        EINVAL flags contained neither MAP_PRIVATE or MAP_SHARED, or contained both of these values.
 }}}
-
+ * 使用 gdb 設定中斷點在 fbcomm.c 第 566 行並觀察變數狀態
+{{{
+root@intrepid:~/jfbterm-0.4.7# gdb
+(gdb) file jfbterm
+Reading symbols from /root/jfbterm-0.4.7/jfbterm...done.
+(gdb) set args -e ls
+(gdb) show args
+Argument list to give program being debugged when it is started is "-e ls".
+(gdb) break fbcommon.c:566
+Breakpoint 1 at 0x4034ba: file fbcommon.c, line 566.
+(gdb) run
+... 略 ...
+Breakpoint 1, tfbm_open (p=0x6146e0) at fbcommon.c:566
+566             p->mmio = (u_char*)mmap(NULL, p->mlen, PROT_READ|PROT_WRITE,
+}}}
 
 == UCIMF - jfbterm patch (中文輸入) ==