670 lines
17 KiB
C
670 lines
17 KiB
C
/*
|
|
* $RCSId: xc/programs/Xserver/hw/kdrive/igs/igs.c,v 1.2 2000/05/24 23:52:47 keithp Exp $
|
|
*
|
|
* Copyright © 1999 SuSE, Inc.
|
|
*
|
|
* 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 SuSE not be used in advertising or
|
|
* publicity pertaining to distribution of the software without specific,
|
|
* written prior permission. SuSE makes no representations about the
|
|
* suitability of this software for any purpose. It is provided "as is"
|
|
* without express or implied warranty.
|
|
*
|
|
* SuSE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL SuSE
|
|
* 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.
|
|
*
|
|
* Author: Keith Packard, SuSE, Inc.
|
|
*/
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
#include <config.h>
|
|
#endif
|
|
#include "igs.h"
|
|
|
|
Bool
|
|
igsCardInit (KdCardInfo *card)
|
|
{
|
|
int k;
|
|
char *pixels;
|
|
IgsCardInfo *igsc;
|
|
|
|
igsc = (IgsCardInfo *) xalloc (sizeof (IgsCardInfo));
|
|
if (!igsc)
|
|
return FALSE;
|
|
|
|
memset (igsc, '\0', sizeof (IgsCardInfo));
|
|
|
|
igsc->frameBuffer = (CARD8 *) KdMapDevice (card->attr.address[0] +
|
|
IGS_FB,
|
|
IGS_MEM);
|
|
|
|
igsc->vga = (VOL8 *) KdMapDevice (card->attr.address[0] +
|
|
IGS_VGA,
|
|
64 * 1024);
|
|
|
|
igsc->cop = (Cop5xxx *) KdMapDevice (card->attr.address[0] +
|
|
IGS_COP_OFFSET,
|
|
sizeof (Cop5xxx));
|
|
|
|
igsc->copData = (VOL32 *) KdMapDevice (card->attr.address[0] +
|
|
IGS_COP_DATA,
|
|
IGS_COP_DATA_LEN);
|
|
|
|
igsRegInit (&igsc->igsvga, igsc->vga);
|
|
|
|
card->driver = igsc;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
Bool
|
|
igsModeSupported (KdScreenInfo *screen,
|
|
const KdMonitorTiming *t)
|
|
{
|
|
/* make sure the clock isn't too fast */
|
|
if (t->clock > IGS_MAX_CLOCK)
|
|
return FALSE;
|
|
/* width must be a multiple of 16 */
|
|
if (t->horizontal & 0xf)
|
|
return FALSE;
|
|
return TRUE;
|
|
}
|
|
|
|
Bool
|
|
igsModeUsable (KdScreenInfo *screen)
|
|
{
|
|
KdCardInfo *card = screen->card;
|
|
int screen_size;
|
|
int pixel_width;
|
|
int byte_width;
|
|
int fb = 0;
|
|
|
|
screen_size = 0;
|
|
if (screen->fb[fb].depth >= 24)
|
|
{
|
|
screen->fb[fb].depth = 24;
|
|
if (screen->fb[fb].bitsPerPixel != 24)
|
|
screen->fb[fb].bitsPerPixel = 32;
|
|
}
|
|
else if (screen->fb[fb].depth >= 16)
|
|
{
|
|
screen->fb[fb].depth = 16;
|
|
screen->fb[fb].bitsPerPixel = 16;
|
|
}
|
|
else if (screen->fb[fb].depth >= 15)
|
|
{
|
|
screen->fb[fb].depth = 15;
|
|
screen->fb[fb].bitsPerPixel = 16;
|
|
}
|
|
else if (screen->fb[fb].depth >= 12)
|
|
{
|
|
screen->fb[fb].depth = 12;
|
|
screen->fb[fb].bitsPerPixel = 16;
|
|
}
|
|
else
|
|
{
|
|
screen->fb[fb].depth = 8;
|
|
screen->fb[fb].bitsPerPixel = 8;
|
|
}
|
|
|
|
byte_width = screen->width * (screen->fb[fb].bitsPerPixel >> 3);
|
|
pixel_width = screen->width;
|
|
screen->fb[fb].pixelStride = pixel_width;
|
|
screen->fb[fb].byteStride = byte_width;
|
|
screen_size += byte_width * screen->height;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
Bool
|
|
igsScreenInit (KdScreenInfo *screen)
|
|
{
|
|
IgsCardInfo *igsc = screen->card->driver;
|
|
int fb = 0;
|
|
IgsScreenInfo *igss;
|
|
int screen_size, memory;
|
|
int pattern_size;
|
|
int tile_size;
|
|
int stipple_size;
|
|
int poffset, boffset;
|
|
const KdMonitorTiming *t;
|
|
|
|
if (!screen->width || !screen->height)
|
|
{
|
|
screen->width = 800;
|
|
screen->height = 600;
|
|
screen->rate = 72;
|
|
}
|
|
if (!screen->fb[0].depth)
|
|
screen->fb[0].depth = 8;
|
|
|
|
t = KdFindMode (screen, igsModeSupported);
|
|
|
|
screen->rate = t->rate;
|
|
screen->width = t->horizontal;
|
|
screen->height = t->vertical;
|
|
|
|
if (!KdTuneMode (screen, igsModeUsable, igsModeSupported))
|
|
{
|
|
return FALSE;
|
|
}
|
|
|
|
igss = (IgsScreenInfo *) xalloc (sizeof (IgsScreenInfo));
|
|
if (!igss)
|
|
return FALSE;
|
|
|
|
memset (igss, '\0', sizeof (IgsScreenInfo));
|
|
|
|
screen_size = screen->fb[fb].byteStride * screen->height;
|
|
memory = IGS_MEM;
|
|
memory -= screen_size;
|
|
if (memory >= 1024)
|
|
{
|
|
igss->cursor_offset = memory - 1024;
|
|
#if BITMAP_BIT_ORDER == MSBFirst
|
|
igss->cursor_base = (CARD8 *) KdMapDevice (card->attr.address[0] +
|
|
igss->cursor_offset,
|
|
1024);
|
|
#else
|
|
igss->cursor_base = igsc->frameBuffer + igss->cursor_offset;
|
|
#endif
|
|
memory -= 1024;
|
|
}
|
|
else
|
|
igss->cursor_base = 0;
|
|
|
|
tile_size = IgsTileSize(screen->fb[fb].bitsPerPixel) * IGS_NUM_PATTERN;
|
|
stipple_size = IgsStippleSize(screen->fb[fb].bitsPerPixel) * IGS_NUM_PATTERN;
|
|
pattern_size = tile_size + stipple_size;
|
|
if (memory >= pattern_size)
|
|
{
|
|
boffset = screen_size;
|
|
poffset = boffset * 8 / screen->fb[fb].bitsPerPixel;
|
|
igss->tile.offset = poffset;
|
|
igss->tile.base = igsc->frameBuffer + boffset;
|
|
|
|
boffset = screen_size + tile_size;
|
|
poffset = boffset * 8 / screen->fb[fb].bitsPerPixel;
|
|
igss->stipple.offset = poffset;
|
|
igss->stipple.base = igsc->frameBuffer + boffset;
|
|
|
|
memory -= pattern_size;
|
|
}
|
|
else
|
|
{
|
|
igss->tile.base = 0;
|
|
igss->stipple.base = 0;
|
|
}
|
|
|
|
switch (screen->fb[fb].depth) {
|
|
case 8:
|
|
screen->fb[fb].visuals = ((1 << StaticGray) |
|
|
(1 << GrayScale) |
|
|
(1 << StaticColor) |
|
|
(1 << PseudoColor) |
|
|
(1 << TrueColor) |
|
|
(1 << DirectColor));
|
|
screen->fb[fb].blueMask = 0x00;
|
|
screen->fb[fb].greenMask = 0x00;
|
|
screen->fb[fb].redMask = 0x00;
|
|
break;
|
|
case 15:
|
|
screen->fb[fb].visuals = (1 << TrueColor);
|
|
screen->fb[fb].blueMask = 0x001f;
|
|
screen->fb[fb].greenMask = 0x03e0;
|
|
screen->fb[fb].redMask = 0x7c00;
|
|
break;
|
|
case 16:
|
|
screen->fb[fb].visuals = (1 << TrueColor);
|
|
screen->fb[fb].blueMask = 0x001f;
|
|
screen->fb[fb].greenMask = 0x07e0;
|
|
screen->fb[fb].redMask = 0xf800;
|
|
break;
|
|
case 24:
|
|
screen->fb[fb].visuals = (1 << TrueColor);
|
|
screen->fb[fb].blueMask = 0x0000ff;
|
|
screen->fb[fb].greenMask = 0x00ff00;
|
|
screen->fb[fb].redMask = 0xff0000;
|
|
break;
|
|
}
|
|
|
|
screen->fb[fb].pixelStride = screen->width;
|
|
screen->fb[fb].byteStride = screen->width * (screen->fb[fb].bitsPerPixel >> 3);
|
|
screen->fb[fb].frameBuffer = igsc->frameBuffer;
|
|
if (!igsc->cop)
|
|
screen->dumb = TRUE;
|
|
screen->driver = igss;
|
|
return TRUE;
|
|
}
|
|
|
|
Bool
|
|
igsInitScreen(ScreenPtr pScreen)
|
|
{
|
|
return TRUE;
|
|
}
|
|
|
|
void
|
|
igsPreserve (KdCardInfo *card)
|
|
{
|
|
IgsCardInfo *igsc = card->driver;
|
|
IgsVga *igsvga = &igsc->igsvga;
|
|
|
|
igsSave (igsvga);
|
|
}
|
|
|
|
void
|
|
igsSetBlank (IgsVga *igsvga, Bool blank)
|
|
{
|
|
igsSetImm(igsvga, igs_screen_off, blank ? 1 : 0);
|
|
}
|
|
|
|
void
|
|
igsSetSync (IgsCardInfo *igsc, int hsync, int vsync)
|
|
{
|
|
IgsVga *igsvga = &igsc->igsvga;
|
|
|
|
igsSet (igsvga, igs_mexhsyn, hsync);
|
|
igsSet (igsvga, igs_mexvsyn, vsync);
|
|
VgaFlush (&igsvga->card);
|
|
}
|
|
|
|
|
|
/*
|
|
* Clock synthesis:
|
|
*
|
|
* scale = p ? (2 * p) : 1
|
|
* f_out = f_ref * ((M + 1) / ((N + 1) * scale))
|
|
*
|
|
* Constraints:
|
|
*
|
|
* 1. 115MHz <= f_ref * ((M + 1) / (N + 1)) <= 260 MHz
|
|
* 2. N >= 1
|
|
*
|
|
* Vertical refresh rate = clock / ((hsize + hblank) * (vsize + vblank))
|
|
* Horizontal refresh rate = clock / (hsize + hblank)
|
|
*/
|
|
|
|
/* all in kHz */
|
|
|
|
void
|
|
igsGetClock (int target, int *Mp, int *Np, int *Pp, int maxM, int maxN, int maxP, int minVco)
|
|
{
|
|
int M, N, P, bestM, bestN;
|
|
int f_vco, f_out;
|
|
int err, abserr, besterr;
|
|
|
|
/*
|
|
* Compute correct P value to keep VCO in range
|
|
*/
|
|
for (P = 0; P <= maxP; P++)
|
|
{
|
|
f_vco = target * IGS_SCALE(P);
|
|
if (f_vco >= minVco)
|
|
break;
|
|
}
|
|
|
|
/* M = f_out / f_ref * ((N + 1) * IGS_SCALE(P)); */
|
|
besterr = target;
|
|
for (N = 1; N <= maxN; N++)
|
|
{
|
|
M = ((target * (N + 1) * IGS_SCALE(P) + (IGS_CLOCK_REF/2)) + IGS_CLOCK_REF/2) / IGS_CLOCK_REF - 1;
|
|
if (0 <= M && M <= maxM)
|
|
{
|
|
f_out = IGS_CLOCK(M,N,P);
|
|
err = target - f_out;
|
|
if (err < 0)
|
|
err = -err;
|
|
if (err < besterr)
|
|
{
|
|
besterr = err;
|
|
bestM = M;
|
|
bestN = N;
|
|
}
|
|
}
|
|
}
|
|
*Mp = bestM;
|
|
*Np = bestN;
|
|
*Pp = P;
|
|
}
|
|
|
|
Bool
|
|
igsEnable (ScreenPtr pScreen)
|
|
{
|
|
KdScreenPriv(pScreen);
|
|
KdCardInfo *card = pScreenPriv->card;
|
|
KdScreenInfo *screen = pScreenPriv->screen;
|
|
IgsCardInfo *igsc = card->driver;
|
|
IgsVga *igsvga = &igsc->igsvga;
|
|
const KdMonitorTiming *t;
|
|
int hactive, hblank, hfp, hbp;
|
|
int vactive, vblank, vfp, vbp;
|
|
int hsize;
|
|
int fb = 0;
|
|
int m, n, r;
|
|
int h_total;
|
|
int h_display_end;
|
|
int h_blank_start;
|
|
int h_blank_end;
|
|
int h_sync_start;
|
|
int h_sync_end;
|
|
int h_screen_off;
|
|
int v_total;
|
|
int v_retrace_start;
|
|
int v_retrace_end;
|
|
int v_display_end;
|
|
int v_blank_start;
|
|
int v_blank_end;
|
|
int offset;
|
|
int num_fetch;
|
|
int m_m, m_n, m_r;
|
|
|
|
|
|
igsSetBlank (igsvga, TRUE);
|
|
|
|
t = KdFindMode (screen, igsModeSupported);
|
|
|
|
igsGetClock (t->clock, &m, &n, &r, 2047, 255, 7, IGS_MIN_VCO);
|
|
|
|
/*
|
|
* Set the chip so that 0x400000 is a big-endian frame buffer
|
|
* with the correct byte swapping enabled
|
|
*/
|
|
igsSet (igsvga, igs_biga22force, 0);
|
|
igsSet (igsvga, igs_biga22en, 1);
|
|
igsSet (igsvga, igs_biga24en, 1);
|
|
/*
|
|
* Enable 8-bit DACs
|
|
*/
|
|
igsSet (igsvga, igs_rampwdn, 0);
|
|
igsSet (igsvga, igs_dac6_8, 1);
|
|
igsSet (igsvga, igs_dacpwdn, 0);
|
|
/*
|
|
* Set overscan to black
|
|
*/
|
|
igsSet (igsvga, igs_overscan_red, 0x00);
|
|
igsSet (igsvga, igs_overscan_green, 0x00);
|
|
igsSet (igsvga, igs_overscan_blue, 0x00);
|
|
/*
|
|
* Enable PCI retries
|
|
*/
|
|
igsSet (igsvga, igs_iow_retry, 1);
|
|
igsSet (igsvga, igs_mw_retry, 1);
|
|
igsSet (igsvga, igs_mr_retry, 1);
|
|
igsSet (igsvga, igs_pci_burst_write, 1);
|
|
igsSet (igsvga, igs_pci_burst_read, 1);
|
|
/*
|
|
* Set FIFO
|
|
*/
|
|
igsSet (igsvga, igs_memgopg, 1);
|
|
igsSet (igsvga, igs_memr2wpg, 0);
|
|
igsSet (igsvga, igs_crtff16, 0);
|
|
igsSet (igsvga, igs_fifomust, 0xff);
|
|
igsSet (igsvga, igs_fifogen, 0xff);
|
|
/*
|
|
* Enable CRT reg access
|
|
*/
|
|
igsSetImm (igsvga, igs_ena_vr_access, 1);
|
|
igsSetImm (igsvga, igs_crt_protect, 0);
|
|
|
|
hfp = t->hfp;
|
|
hbp = t->hbp;
|
|
hblank = t->hblank;
|
|
hactive = t->horizontal;
|
|
offset = screen->fb[0].byteStride;
|
|
|
|
vfp = t->vfp;
|
|
vbp = t->vbp;
|
|
vblank = t->vblank;
|
|
vactive = t->vertical;
|
|
|
|
/*
|
|
* Compute character lengths for horizontal timing values
|
|
*/
|
|
hactive = screen->width / 8;
|
|
hblank /= 8;
|
|
hfp /= 8;
|
|
hbp /= 8;
|
|
offset /= 8;
|
|
|
|
switch (screen->fb[fb].bitsPerPixel) {
|
|
case 8:
|
|
igsSet (igsvga, igs_overscan_red, pScreen->blackPixel);
|
|
igsSet (igsvga, igs_overscan_green, pScreen->blackPixel);
|
|
igsSet (igsvga, igs_overscan_blue, pScreen->blackPixel);
|
|
igsSet (igsvga, igs_bigswap, IGS_BIGSWAP_8);
|
|
igsSet (igsvga, igs_mode_sel, IGS_MODE_8);
|
|
igsSet (igsvga, igs_ramdacbypass, 0);
|
|
break;
|
|
case 16:
|
|
igsSet (igsvga, igs_bigswap, IGS_BIGSWAP_16);
|
|
igsSet (igsvga, igs_ramdacbypass, 1);
|
|
switch (screen->fb[fb].depth) {
|
|
case 12:
|
|
igsSet (igsvga, igs_mode_sel, IGS_MODE_4444);
|
|
break;
|
|
case 15:
|
|
igsSet (igsvga, igs_mode_sel, IGS_MODE_5551);
|
|
break;
|
|
case 16:
|
|
igsSet (igsvga, igs_mode_sel, IGS_MODE_565);
|
|
break;
|
|
}
|
|
break;
|
|
case 24:
|
|
igsSet (igsvga, igs_ramdacbypass, 1);
|
|
igsSet (igsvga, igs_bigswap, IGS_BIGSWAP_8);
|
|
igsSet (igsvga, igs_mode_sel, IGS_MODE_888);
|
|
break;
|
|
case 32:
|
|
igsSet (igsvga, igs_ramdacbypass, 1);
|
|
igsSet (igsvga, igs_bigswap, IGS_BIGSWAP_32);
|
|
igsSet (igsvga, igs_mode_sel, IGS_MODE_8888);
|
|
break;
|
|
}
|
|
|
|
/*
|
|
* Compute horizontal register values from timings
|
|
*/
|
|
h_total = hactive + hblank - 5;
|
|
h_display_end = hactive - 1;
|
|
|
|
h_sync_start = hactive + hfp;
|
|
h_sync_end = hactive + hblank - hbp;
|
|
/*
|
|
* pad the blank values narrow a bit and use the border_select to
|
|
* eliminate the remaining border; don't know why, but it doesn't
|
|
* work in the documented fashion
|
|
*/
|
|
h_blank_start = hactive - 1;
|
|
h_blank_end = hactive + hblank - 1 - 1;
|
|
|
|
num_fetch = (t->horizontal * screen->fb[fb].bitsPerPixel / 64) + 1;
|
|
|
|
v_total = vactive + vblank - 2;
|
|
v_display_end = vactive - 1;
|
|
|
|
v_blank_start = vactive - 1;
|
|
v_blank_end = v_blank_start + vblank - 1;
|
|
|
|
v_retrace_start = vactive + vfp;
|
|
v_retrace_end = vactive + vblank - vbp;
|
|
|
|
#if 0
|
|
#define chk(a,b,c) fprintf (stderr, "%20.20s: BIOS %6d X %6d\n", a, igsGet(igsvga, b), c);
|
|
|
|
chk("h_total", igs_h_total, h_total);
|
|
chk("h_display_end", igs_h_de_end, h_display_end);
|
|
chk("h_sync_start", igs_h_rstart, h_sync_start);
|
|
chk("h_sync_end", igs_h_rend, h_sync_end&0x1f);
|
|
chk("h_blank_start", igs_h_bstart, h_blank_start);
|
|
chk("h_blank_end", igs_h_bend, h_blank_end&0x3f);
|
|
chk("offset", igs_offset, offset);
|
|
chk("num_fetch", igs_num_fetch, num_fetch);
|
|
|
|
chk("v_total", igs_v_total, v_total);
|
|
chk("v_display_end", igs_v_de_end, v_display_end);
|
|
chk("v_blank_start", igs_v_bstart, v_blank_start);
|
|
chk("v_blank_end", igs_v_bend, v_blank_end&0xf);
|
|
chk("v_retrace_start", igs_v_rstart, v_retrace_start);
|
|
chk("v_retrace_end", igs_v_rend, v_retrace_end&0xf);
|
|
chk("vclk_m", igs_vclk_m, m);
|
|
chk("vclk_n", igs_vclk_n, n);
|
|
chk("vclk_p", igs_vclk_p, r);
|
|
|
|
fprintf (stderr, "%20.20s: BIOS %6d X %6d\n", "vclk",
|
|
IGS_CLOCK(igsGet(igsvga,igs_vclk_m),
|
|
igsGet(igsvga,igs_vclk_n),
|
|
igsGet(igsvga,igs_vclk_p)),
|
|
IGS_CLOCK(m,n,r));
|
|
#endif
|
|
igsSet (igsvga, igs_h_total, h_total);
|
|
igsSet (igsvga, igs_h_de_end, h_display_end);
|
|
igsSet (igsvga, igs_h_rstart, h_sync_start);
|
|
igsSet (igsvga, igs_h_rend, h_sync_end);
|
|
igsSet (igsvga, igs_h_bstart, h_blank_start);
|
|
igsSet (igsvga, igs_h_bend, h_blank_end);
|
|
igsSet (igsvga, igs_offset, offset);
|
|
igsSet (igsvga, igs_num_fetch, num_fetch);
|
|
|
|
igsSet (igsvga, igs_v_total, v_total);
|
|
igsSet (igsvga, igs_v_de_end, v_display_end);
|
|
igsSet (igsvga, igs_v_bstart, v_blank_start);
|
|
igsSet (igsvga, igs_v_bend, v_blank_end&0xf);
|
|
igsSet (igsvga, igs_v_rstart, v_retrace_start);
|
|
igsSet (igsvga, igs_v_rend, v_retrace_end&0xf);
|
|
|
|
igsSet (igsvga, igs_vclk_m, m);
|
|
igsSet (igsvga, igs_vclk_n, n);
|
|
igsSet (igsvga, igs_vclk_p, r);
|
|
igsSet (igsvga, igs_vfsel, IGS_CLOCK(m, n, 0) >= 180000);
|
|
VgaFlush (&igsvga->card);
|
|
|
|
igsSetImm (igsvga, igs_frqlat, 0);
|
|
igsSetImm (igsvga, igs_frqlat, 1);
|
|
igsSetImm (igsvga, igs_frqlat, 0);
|
|
|
|
igsSetBlank (igsvga, FALSE);
|
|
#if 0
|
|
#define dbg(a,b) fprintf(stderr, "%20.20s = 0x%x\n", a, igsGet(igsvga,b))
|
|
|
|
#include "reg.dbg"
|
|
|
|
{
|
|
VGA16 reg;
|
|
char buf[128];
|
|
|
|
for (reg = 0; reg < IGS_NREG; reg++)
|
|
fprintf(stderr, "%20.20s = 0x%02x\n", igsRegName(buf, reg),
|
|
VgaFetch (&igsvga->card, reg));
|
|
}
|
|
#endif
|
|
return TRUE;
|
|
}
|
|
|
|
Bool
|
|
igsDPMS (ScreenPtr pScreen, int mode)
|
|
{
|
|
KdScreenPriv(pScreen);
|
|
IgsCardInfo *igsc = pScreenPriv->card->driver;
|
|
IgsVga *igsvga = &igsc->igsvga;
|
|
|
|
switch (mode) {
|
|
case KD_DPMS_NORMAL:
|
|
igsSetSync (igsc, 0, 0);
|
|
igsSetBlank (igsvga, FALSE);
|
|
break;
|
|
case KD_DPMS_STANDBY:
|
|
igsSetBlank (igsvga, TRUE);
|
|
igsSetSync (igsc, 1, 0);
|
|
break;
|
|
case KD_DPMS_SUSPEND:
|
|
igsSetBlank (igsvga, TRUE);
|
|
igsSetSync (igsc, 0, 1);
|
|
break;
|
|
case KD_DPMS_POWERDOWN:
|
|
igsSetBlank (igsvga, TRUE);
|
|
igsSetSync (igsc, 1, 1);
|
|
break;
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
void
|
|
igsDisable (ScreenPtr pScreen)
|
|
{
|
|
}
|
|
|
|
void
|
|
igsRestore (KdCardInfo *card)
|
|
{
|
|
IgsCardInfo *igsc = card->driver;
|
|
IgsVga *igsvga = &igsc->igsvga;
|
|
|
|
igsReset (igsvga);
|
|
}
|
|
|
|
void
|
|
igsScreenFini (KdScreenInfo *screen)
|
|
{
|
|
IgsScreenInfo *igss = (IgsScreenInfo *) screen->driver;
|
|
|
|
#if BITMAP_BIT_ORDER == MSBFirst
|
|
if (igss->cursor_base)
|
|
KdUnmapDevice ((void *) igss->cursor_base, 1024);
|
|
#endif
|
|
xfree (igss);
|
|
screen->driver = 0;
|
|
}
|
|
|
|
void
|
|
igsCardFini (KdCardInfo *card)
|
|
{
|
|
IgsCardInfo *igsc = card->driver;
|
|
|
|
if (igsc->copData)
|
|
KdUnmapDevice ((void *) igsc->copData, IGS_COP_DATA_LEN);
|
|
if (igsc->cop)
|
|
KdUnmapDevice ((void *) igsc->cop, sizeof (Cop5xxx));
|
|
if (igsc->vga)
|
|
KdUnmapDevice ((void *) igsc->vga, 64 * 1024);
|
|
if (igsc->frameBuffer)
|
|
KdUnmapDevice (igsc->frameBuffer, IGS_MEM);
|
|
xfree (igsc);
|
|
card->driver = 0;
|
|
}
|
|
|
|
KdCardFuncs igsFuncs = {
|
|
igsCardInit, /* cardinit */
|
|
igsScreenInit, /* scrinit */
|
|
igsInitScreen,
|
|
igsPreserve, /* preserve */
|
|
igsEnable, /* enable */
|
|
igsDPMS, /* dpms */
|
|
igsDisable, /* disable */
|
|
igsRestore, /* restore */
|
|
igsScreenFini, /* scrfini */
|
|
igsCardFini, /* cardfini */
|
|
|
|
igsCursorInit, /* initCursor */
|
|
igsCursorEnable, /* enableCursor */
|
|
igsCursorDisable, /* disableCursor */
|
|
igsCursorFini, /* finiCursor */
|
|
0, /* recolorCursor */
|
|
|
|
igsDrawInit, /* initAccel */
|
|
igsDrawEnable, /* enableAccel */
|
|
igsDrawSync, /* drawSync */
|
|
igsDrawDisable, /* disableAccel */
|
|
igsDrawFini, /* finiAccel */
|
|
|
|
igsGetColors, /* getColors */
|
|
igsPutColors, /* putColors */
|
|
};
|