Date: Tue, 29 Dec 1998 17:00:56 -0500 From: W Gerald Hicks <wghicks@bellsouth.net> To: FreeBSD-current@FreeBSD.ORG Cc: jkh@zippy.cdrom.com Subject: Re: How do I build an a.out kld? Message-ID: <36895118.E8C57354@bellsouth.net>
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[-- Attachment #1 --]
[snips]
> /boot/boot.conf is supposed to contain any boot commands you'd like to
> have run (boot.conf is actually a bad name, now that I think about it,
> since it implies configuration variables rather than actions - boot.rc
> would have been better, oh well!). After the forth system initializes,
> it also looks for a /boot/boot.4th which contains straight forth code
> to run. Andrzej Bialecki has done some really neat stuff where this
> is concerned, giving the forth environment a screen emulator and
> standard ANSI graphics capability. He shows it off in the example
> code, which you can enable by simply doing a:
>
> cp /usr/share/examples/bootforth/*.4th /boot
>
We've been having loads of fun with BootForth too. Thanks Andrzej!
I tried generating console beeps (7 emit) and noticed them going to the
screen. Patch attached :)
Cheers,
Jerry Hicks
wghicks@bellsouth.net
[-- Attachment #2 --]
Index: src/sys/boot/i386/libi386/vidconsole.c
===================================================================
RCS file: /home/ncvs/src/sys/boot/i386/libi386/vidconsole.c,v
retrieving revision 1.9
diff -u -r1.9 vidconsole.c
--- vidconsole.c 1998/12/22 11:51:25 1.9
+++ vidconsole.c 1998/12/29 21:37:31
@@ -119,7 +119,19 @@
return(0); /* XXX reinit? */
}
+#ifdef TERM_EMU
static void
+vidc_biosrawputchar(int c)
+{
+ v86.ctl = 0;
+ v86.addr = 0x10;
+ v86.eax = 0xe00 | c;
+ v86.ebx = 0x7;
+ v86int();
+}
+#endif
+
+static void
vidc_rawputchar(int c)
{
int i;
@@ -138,6 +150,9 @@
#else
/* Emulate AH=0eh (teletype output) */
switch(c) {
+ case '\a':
+ vidc_biosrawputchar(c);
+ return;
case '\r':
curx=0;
curs_move(curx,cury);
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