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author | marha <marha@users.sourceforge.net> | 2009-06-28 22:07:26 +0000 |
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committer | marha <marha@users.sourceforge.net> | 2009-06-28 22:07:26 +0000 |
commit | 3562e78743202e43aec8727005182a2558117eca (patch) | |
tree | 8f9113a77d12470c5c851a2a8e4cb02e89df7d43 /xorg-server/hw/kdrive/vesa/vga.c | |
download | vcxsrv-3562e78743202e43aec8727005182a2558117eca.tar.gz vcxsrv-3562e78743202e43aec8727005182a2558117eca.tar.bz2 vcxsrv-3562e78743202e43aec8727005182a2558117eca.zip |
Checked in the following released items:
xkeyboard-config-1.4.tar.gz
ttf-bitstream-vera-1.10.tar.gz
font-alias-1.0.1.tar.gz
font-sun-misc-1.0.0.tar.gz
font-sun-misc-1.0.0.tar.gz
font-sony-misc-1.0.0.tar.gz
font-schumacher-misc-1.0.0.tar.gz
font-mutt-misc-1.0.0.tar.gz
font-misc-misc-1.0.0.tar.gz
font-misc-meltho-1.0.0.tar.gz
font-micro-misc-1.0.0.tar.gz
font-jis-misc-1.0.0.tar.gz
font-isas-misc-1.0.0.tar.gz
font-dec-misc-1.0.0.tar.gz
font-daewoo-misc-1.0.0.tar.gz
font-cursor-misc-1.0.0.tar.gz
font-arabic-misc-1.0.0.tar.gz
font-winitzki-cyrillic-1.0.0.tar.gz
font-misc-cyrillic-1.0.0.tar.gz
font-cronyx-cyrillic-1.0.0.tar.gz
font-screen-cyrillic-1.0.1.tar.gz
font-xfree86-type1-1.0.1.tar.gz
font-adobe-utopia-type1-1.0.1.tar.gz
font-ibm-type1-1.0.0.tar.gz
font-bitstream-type1-1.0.0.tar.gz
font-bitstream-speedo-1.0.0.tar.gz
font-bh-ttf-1.0.0.tar.gz
font-bh-type1-1.0.0.tar.gz
font-bitstream-100dpi-1.0.0.tar.gz
font-bh-lucidatypewriter-100dpi-1.0.0.tar.gz
font-bh-100dpi-1.0.0.tar.gz
font-adobe-utopia-100dpi-1.0.1.tar.gz
font-adobe-100dpi-1.0.0.tar.gz
font-util-1.0.1.tar.gz
font-bitstream-75dpi-1.0.0.tar.gz
font-bh-lucidatypewriter-75dpi-1.0.0.tar.gz
font-adobe-utopia-75dpi-1.0.1.tar.gz
font-bh-75dpi-1.0.0.tar.gz
bdftopcf-1.0.1.tar.gz
font-adobe-75dpi-1.0.0.tar.gz
mkfontscale-1.0.6.tar.gz
openssl-0.9.8k.tar.gz
bigreqsproto-1.0.2.tar.gz
xtrans-1.2.2.tar.gz
resourceproto-1.0.2.tar.gz
inputproto-1.4.4.tar.gz
compositeproto-0.4.tar.gz
damageproto-1.1.0.tar.gz
zlib-1.2.3.tar.gz
xkbcomp-1.0.5.tar.gz
freetype-2.3.9.tar.gz
pthreads-w32-2-8-0-release.tar.gz
pixman-0.12.0.tar.gz
kbproto-1.0.3.tar.gz
evieext-1.0.2.tar.gz
fixesproto-4.0.tar.gz
recordproto-1.13.2.tar.gz
randrproto-1.2.2.tar.gz
scrnsaverproto-1.1.0.tar.gz
renderproto-0.9.3.tar.gz
xcmiscproto-1.1.2.tar.gz
fontsproto-2.0.2.tar.gz
xextproto-7.0.3.tar.gz
xproto-7.0.14.tar.gz
libXdmcp-1.0.2.tar.gz
libxkbfile-1.0.5.tar.gz
libfontenc-1.0.4.tar.gz
libXfont-1.3.4.tar.gz
libX11-1.1.5.tar.gz
libXau-1.0.4.tar.gz
libxcb-1.1.tar.gz
xorg-server-1.5.3.tar.gz
Diffstat (limited to 'xorg-server/hw/kdrive/vesa/vga.c')
-rw-r--r-- | xorg-server/hw/kdrive/vesa/vga.c | 242 |
1 files changed, 242 insertions, 0 deletions
diff --git a/xorg-server/hw/kdrive/vesa/vga.c b/xorg-server/hw/kdrive/vesa/vga.c new file mode 100644 index 000000000..0367a5f06 --- /dev/null +++ b/xorg-server/hw/kdrive/vesa/vga.c @@ -0,0 +1,242 @@ +/* + * Copyright © 2000 Keith Packard + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the name of Keith Packard not be used in + * advertising or publicity pertaining to distribution of the software without + * specific, written prior permission. Keith Packard makes no + * representations about the suitability of this software for any purpose. It + * is provided "as is" without express or implied warranty. + * + * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + */ + +#ifdef HAVE_CONFIG_H +#include <kdrive-config.h> +#endif +#include "vesa.h" + +static const VesaModeRec vgaModes[] = { + { + 6, 0, + MODE_SUPPORTED | MODE_GRAPHICS | MODE_VGA | MODE_LINEAR, + 1, 1, MEMORY_PLANAR, + 0, 0, 0, 0, 0, 0, 0, 0, 0, + 640, 200, 80, + }, + { + 0xd, 0, + MODE_SUPPORTED | MODE_GRAPHICS | MODE_VGA | MODE_COLOUR, + 4, 4, MEMORY_PLANAR, + 0, 0, 0, 0, 0, 0, 0, 0, 0, + 320, 200, 40, + }, + { + 0xe, 0, + MODE_SUPPORTED | MODE_GRAPHICS | MODE_VGA | MODE_COLOUR, + 4, 4, MEMORY_PLANAR, + 0, 0, 0, 0, 0, 0, 0, 0, 0, + 640, 200, 80, + }, + { + 0x10, 0, + MODE_SUPPORTED | MODE_GRAPHICS | MODE_VGA | MODE_COLOUR, + 4, 4, MEMORY_PLANAR, + 0, 0, 0, 0, 0, 0, 0, 0, 0, + 640, 350, 80, + }, + { + 0x11, 0, + MODE_SUPPORTED | MODE_GRAPHICS | MODE_VGA | MODE_LINEAR, + 1, 1, MEMORY_PLANAR, + 0, 0, 0, 0, 0, 0, 0, 0, 0, + 640, 480, 80, + }, + { + 0x12, 0, + MODE_SUPPORTED | MODE_GRAPHICS | MODE_VGA | MODE_COLOUR, + 4, 4, MEMORY_PLANAR, + 0, 0, 0, 0, 0, 0, 0, 0, 0, + 640, 480, 80, + }, + { + 0x13, 0, + MODE_SUPPORTED | MODE_GRAPHICS | MODE_VGA | MODE_COLOUR | MODE_LINEAR, + 8, 8, MEMORY_PSEUDO, + 0, 0, 0, 0, 0, 0, 0, 0, 0, + 320, 200, 320, + }, +}; + +#define NUM_VGA_MODE (sizeof vgaModes / sizeof vgaModes[0]) + +int +VgaGetNmode (Vm86InfoPtr vi) +{ + return NUM_VGA_MODE; +} + +int +VgaGetModes (Vm86InfoPtr vi, VesaModePtr mode, int nmode) +{ + if (nmode > NUM_VGA_MODE) + nmode = NUM_VGA_MODE; + memcpy (mode, vgaModes, nmode * sizeof (VesaModeRec)); + return nmode; +} + +int +VgaSetMode(Vm86InfoPtr vi, int mode) +{ + int code; + + vi->vms.regs.eax = mode & 0x7f; + code = Vm86DoInterrupt (vi, 0x10); + if(code < 0) + return -1; + return 0; +} + +int +VgaGetMode (Vm86InfoPtr vi, int *mode) +{ + *mode = Vm86Memory (vi, 0x449); + return 0; +} + +void +VgaSetWritePlaneMask(Vm86InfoPtr vi, int mask) +{ + asm volatile ("outb %b0,%w1" : : "a" (2), "d" (0x3c4)); + asm volatile ("outb %b0,%w1" : : "a" (mask), "d" (0x3c5)); +} + +void +VgaSetReadPlaneMap(Vm86InfoPtr vi, int map) +{ + asm volatile ("outb %b0,%w1" : : "a" (4), "d" (0x3ce)); + asm volatile ("outb %b0,%w1" : : "a" (map), "d" (0x3cf)); +} + +int +VgaSetPalette(Vm86InfoPtr vi, int first, int number, U8 *entries) +{ + U8 *palette_scratch; + int mark; + int palette_base; + int i, j, code; + + if(number == 0) + return 0; + + if(first < 0 || number < 0 || first + number > 256) { + ErrorF("Cannot set %d, %d palette entries\n", first, number); + return -1; + } + + mark = Vm86MarkMemory (vi); + palette_base = Vm86AllocateMemory (vi, 3 * 256); + + palette_scratch = &LM(vi, palette_base); + + vi->vms.regs.eax = 0x1012; + vi->vms.regs.ebx = first; + vi->vms.regs.ecx = number; + vi->vms.regs.es = POINTER_SEGMENT(palette_base); + vi->vms.regs.edx = POINTER_OFFSET(palette_base); + j = 0; + i = 0; + while (number--) + { + palette_scratch[j++] = entries[i++] >> 2; + palette_scratch[j++] = entries[i++] >> 2; + palette_scratch[j++] = entries[i++] >> 2; + i++; + } + code = Vm86DoInterrupt(vi, 0x10); + Vm86ReleaseMemory (vi, mark); + + if(code < 0) + return -1; + return 0; +} + +int +VgaGetPalette(Vm86InfoPtr vi, int first, int number, U8 *entries) +{ + U8 *palette_scratch; + int mark; + int palette_base; + int i, j, code; + + if(number == 0) + return 0; + + if(first < 0 || number < 0 || first + number > 256) { + ErrorF("Cannot get %d, %d palette entries\n", first, number); + return -1; + } + + mark = Vm86MarkMemory (vi); + palette_base = Vm86AllocateMemory (vi, 3 * 256); + + palette_scratch = &LM(vi, palette_base); + + vi->vms.regs.eax = 0x1017; + vi->vms.regs.ebx = first; + vi->vms.regs.ecx = number; + vi->vms.regs.es = POINTER_SEGMENT(palette_base); + vi->vms.regs.edx = POINTER_OFFSET(palette_base); + + code = VbeDoInterrupt10(vi); + if(code < 0) + return -1; + + j = 0; + i = 0; + while (number--) + { + entries[i++] = palette_scratch[j++] << 2; + entries[i++] = palette_scratch[j++] << 2; + entries[i++] = palette_scratch[j++] << 2; + entries[i++] = 0; + } + + Vm86ReleaseMemory (vi, mark); + + return 0; +} + +#define VGA_FB(vm) ((vm) < 8 ? 0xb8000 : 0xa0000) + +void * +VgaSetWindow (Vm86InfoPtr vi, int vmode, int bytes, int mode, int *size) +{ + *size = 0x10000 - bytes; + return &LM(vi,VGA_FB(vmode) + bytes); +} + +void * +VgaMapFramebuffer (Vm86InfoPtr vi, int vmode, int *size, CARD32 *ret_phys) +{ + if (VGA_FB(vmode) == 0xa0000) + *size = 0x10000; + else + *size = 0x4000; + *ret_phys = VGA_FB(vmode); + return &LM(vi,VGA_FB(vmode)); +} + +void +VgaUnmapFramebuffer (Vm86InfoPtr vi) +{ +} |