From owner-freebsd-bugs Sat Jan 16 01:40:11 1999 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id BAA23849 for freebsd-bugs-outgoing; Sat, 16 Jan 1999 01:40:11 -0800 (PST) (envelope-from owner-freebsd-bugs@FreeBSD.ORG) Received: from freefall.freebsd.org (freefall.FreeBSD.ORG [204.216.27.21]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id BAA23829 for ; Sat, 16 Jan 1999 01:40:02 -0800 (PST) (envelope-from gnats@FreeBSD.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.8.8/8.8.5) id BAA23708; Sat, 16 Jan 1999 01:40:02 -0800 (PST) Date: Sat, 16 Jan 1999 01:40:02 -0800 (PST) Message-Id: <199901160940.BAA23708@freefall.freebsd.org> To: freebsd-bugs@FreeBSD.ORG From: Kazutaka YOKOTA Subject: Re: kern/9521: console become yellow after running X Reply-To: Kazutaka YOKOTA Sender: owner-freebsd-bugs@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org The following reply was made to PR kern/9521; it has been noted by GNATS. From: Kazutaka YOKOTA To: ijliao@terry.dorm10.nctu.edu.tw Cc: FreeBSD-gnats-submit@freebsd.org, yokota@zodiac.mech.utsunomiya-u.ac.jp Subject: Re: kern/9521: console become yellow after running X Date: Sat, 16 Jan 1999 18:32:09 +0900 >>Number: 9521 >>Category: kern >>Synopsis: console become yellow after running X [...] >>Originator: Ying-Chieh Liao >>Release: FreeBSD 3.0-CURRENT i386 >>Organization: >NCTU CSIE >>Environment: > >FreeBSD Terry.Dorm10.NCTU.edu.tw 3.0-CURRENT FreeBSD 3.0-CURRENT #1: Sat Jan 1 >6 >01:53:53 CST 1999 root@Terry.Dorm10.NCTU.edu.tw:/usr/src/sys/compile/TERRY >i386 [...] >>Description: > >it's ok while booting up >but after i use X and press Ctrl-Alt-F1 to switch to ttyv0, it becomes >yellow...and i can't see any blue words Apply the following patch to /sys/i386/isa/vesa.c and rebuild the kernel and /sys/modules/vesa. Please report if it works for you. Kazu yokota@FreeBSD.ORG Index: vesa.c =================================================================== RCS file: /src/CVS/src/sys/i386/isa/vesa.c,v retrieving revision 1.13 diff -u -r1.13 vesa.c --- vesa.c 1999/01/13 01:16:39 1.13 +++ vesa.c 1999/01/15 07:42:34 @@ -152,8 +152,10 @@ static int vesa_bios_get_mode(int mode, struct vesa_mode *vmode); static int vesa_bios_set_mode(int mode); static int vesa_bios_set_dac(int bits); -static int vesa_bios_save_palette(int start, int colors, u_char *palette); -static int vesa_bios_load_palette(int start, int colors, u_char *palette); +static int vesa_bios_save_palette(int start, int colors, u_char *palette, + int bits); +static int vesa_bios_load_palette(int start, int colors, u_char *palette, + int bits); #define STATE_SIZE 0 #define STATE_SAVE 1 #define STATE_LOAD 2 @@ -239,11 +241,13 @@ vmf.vmf_eax = 0x4f08; vmf.vmf_ebx = (bits << 8); err = vm86_intcall(0x10, &vmf); - return ((err != 0) || (vmf.vmf_eax != 0x4f)); + if ((err != 0) || (vmf.vmf_eax != 0x4f)) + return 6; /* XXX */ + return ((vmf.vmf_ebx >> 8) & 0x00ff); } static int -vesa_bios_save_palette(int start, int colors, u_char *palette) +vesa_bios_save_palette(int start, int colors, u_char *palette, int bits) { struct vm86frame vmf; u_char *p; @@ -263,17 +267,18 @@ return 1; } + bits = 8 - bits; for (i = 0; i < colors; ++i) { - palette[i*3] = p[i*4 + 1]; - palette[i*3 + 1] = p[i*4 + 2]; - palette[i*3 + 2] = p[i*4 + 3]; + palette[i*3] = p[i*4 + 2] << bits; + palette[i*3 + 1] = p[i*4 + 1] << bits; + palette[i*3 + 2] = p[i*4] << bits; } free(p, M_DEVBUF); return 0; } static int -vesa_bios_load_palette(int start, int colors, u_char *palette) +vesa_bios_load_palette(int start, int colors, u_char *palette, int bits) { struct vm86frame vmf; u_char *p; @@ -281,11 +286,12 @@ int i; p = malloc(colors*4, M_DEVBUF, M_WAITOK); + bits = 8 - bits; for (i = 0; i < colors; ++i) { - p[i*4] = 0; - p[i*4 + 1] = palette[i*3]; - p[i*4 + 2] = palette[i*3 + 1]; - p[i*4 + 3] = palette[i*3 + 2]; + p[i*4] = palette[i*3 + 2] >> bits; + p[i*4 + 1] = palette[i*3 + 1] >> bits; + p[i*4 + 2] = palette[i*3] >> bits; + p[i*4 + 3] = 0; } bzero(&vmf, sizeof(vmf)); @@ -779,21 +785,35 @@ static int vesa_save_palette(video_adapter_t *adp, u_char *palette) { - if ((adp != vesa_adp) || !(vesa_adp_info->v_flags & V_DAC8) - || vesa_bios_set_dac(8)) - return (*prevvidsw->save_palette)(adp, palette); + int bits; + int error; + + if ((adp == vesa_adp) && (vesa_adp_info->v_flags & V_DAC8) + && ((bits = vesa_bios_set_dac(8)) > 6)) { + error = vesa_bios_save_palette(0, 256, palette, bits); + if (error == 0) + return 0 + vesa_bios_set_dac(6); + } - return vesa_bios_save_palette(0, 256, palette); + return (*prevvidsw->save_palette)(adp, palette); } static int vesa_load_palette(video_adapter_t *adp, u_char *palette) { - if ((adp != vesa_adp) || !(vesa_adp_info->v_flags & V_DAC8) - || vesa_bios_set_dac(8)) - return (*prevvidsw->load_palette)(adp, palette); + int bits; + int error; + + if ((adp == vesa_adp) && (vesa_adp_info->v_flags & V_DAC8) + && ((bits = vesa_bios_set_dac(8)) > 6)) { + error = vesa_bios_load_palette(0, 256, palette, bits); + if (error == 0) + return 0 + vesa_bios_set_dac(6); + } - return vesa_bios_load_palette(0, 256, palette); + return (*prevvidsw->load_palette)(adp, palette); } static int To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-bugs" in the body of the message