Module Name: src Committed By: macallan Date: Wed Apr 24 11:49:58 UTC 2024
Modified Files: src/sys/arch/sparc/dev: cgfourteen.c Log Message: allow userland to switch to 16bit colour To generate a diff of this commit: cvs rdiff -u -r1.96 -r1.97 src/sys/arch/sparc/dev/cgfourteen.c Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files.
Modified files: Index: src/sys/arch/sparc/dev/cgfourteen.c diff -u src/sys/arch/sparc/dev/cgfourteen.c:1.96 src/sys/arch/sparc/dev/cgfourteen.c:1.97 --- src/sys/arch/sparc/dev/cgfourteen.c:1.96 Wed Dec 20 05:33:18 2023 +++ src/sys/arch/sparc/dev/cgfourteen.c Wed Apr 24 11:49:58 2024 @@ -1,4 +1,4 @@ -/* $NetBSD: cgfourteen.c,v 1.96 2023/12/20 05:33:18 thorpej Exp $ */ +/* $NetBSD: cgfourteen.c,v 1.97 2024/04/24 11:49:58 macallan Exp $ */ /* * Copyright (c) 1996 @@ -1072,22 +1072,28 @@ cg14_set_depth(struct cgfourteen_softc * CG14_MCTL, CG14_MCTL_ENABLEVID | CG14_MCTL_PIXMODE_8 | CG14_MCTL_POWERCTL); sc->sc_depth = 8; - /* everything is CLUT1 */ - for (i = 0; i < CG14_CLUT_SIZE; i++) - sc->sc_xlut->xlut_lut[i] = 0; + break; + case 16: + bus_space_write_1(sc->sc_bustag, sc->sc_regh, + CG14_MCTL, CG14_MCTL_ENABLEVID | + CG14_MCTL_PIXMODE_16 | CG14_MCTL_POWERCTL); + sc->sc_depth = 16; break; case 32: bus_space_write_1(sc->sc_bustag, sc->sc_regh, CG14_MCTL, CG14_MCTL_ENABLEVID | CG14_MCTL_PIXMODE_32 | CG14_MCTL_POWERCTL); sc->sc_depth = 32; - for (i = 0; i < CG14_CLUT_SIZE; i++) - sc->sc_xlut->xlut_lut[i] = 0; break; default: printf("%s: can't change to depth %d\n", device_xname(sc->sc_dev), depth); + return; } + /* everything is CLUT1 */ + for (i = 0; i < CG14_CLUT_SIZE; i++) + sc->sc_xlut->xlut_lut[i] = 0; + } static void @@ -1432,7 +1438,7 @@ cg14_bitblt_gc(void *cookie, int xs, int saddr = sc->sc_fb_paddr + xs + stride * ys; daddr = sc->sc_fb_paddr + xd + stride * yd; - + if (saddr & 3) { swi += saddr & 3; dreg += saddr & 3;