diff options
author | peter <peter@FreeBSD.org> | 1999-01-04 18:45:08 +0000 |
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committer | peter <peter@FreeBSD.org> | 1999-01-04 18:45:08 +0000 |
commit | 46c636cd84f5c33710e7d9d123d5077f72c1623c (patch) | |
tree | fb97005a7c7f45d2b36cfd16af86b6fd252bb91e /sys | |
parent | 6a8415504a888d3cea4e34a73ef1233790162374 (diff) | |
download | FreeBSD-src-46c636cd84f5c33710e7d9d123d5077f72c1623c.zip FreeBSD-src-46c636cd84f5c33710e7d9d123d5077f72c1623c.tar.gz |
Fix a potential sign extension bug on 8-bit chars.
Outputting a backspace isn't supposed to be destructive.. It isn't on
most terminals, nor on the standard bios output (vs. TERM_EMU mode)
Diffstat (limited to 'sys')
-rw-r--r-- | sys/boot/i386/libi386/vidconsole.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/sys/boot/i386/libi386/vidconsole.c b/sys/boot/i386/libi386/vidconsole.c index 6b95c1e..05e7711 100644 --- a/sys/boot/i386/libi386/vidconsole.c +++ b/sys/boot/i386/libi386/vidconsole.c @@ -26,7 +26,7 @@ * * From Id: probe_keyboard.c,v 1.13 1997/06/09 05:10:55 bde Exp * - * $Id: vidconsole.c,v 1.9 1998/12/22 11:51:25 abial Exp $ + * $Id: vidconsole.c,v 1.10 1998/12/31 13:44:04 abial Exp $ */ #include <stand.h> @@ -124,7 +124,7 @@ vidc_biosputchar(int c) { v86.ctl = 0; v86.addr = 0x10; - v86.eax = 0xe00 | c; + v86.eax = 0xe00 | (c & 0xff); v86.ebx = 0x7; v86int(); } @@ -164,7 +164,7 @@ vidc_rawputchar(int c) if(curx>0) { curx--; curs_move(curx,cury); - write_char(' ',fg_c,bg_c); + /* write_char(' ',fg_c,bg_c); XXX destructive(!) */ return; } return; |