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-rw-r--r--src/r128_driver.c275
1 files changed, 118 insertions, 157 deletions
diff --git a/src/r128_driver.c b/src/r128_driver.c
index ce2f978f..49c0d863 100644
--- a/src/r128_driver.c
+++ b/src/r128_driver.c
@@ -1529,166 +1529,127 @@ static Bool R128GetDFPInfo(ScrnInfoPtr pScrn)
static void R128SetSyncRangeFromEdid(ScrnInfoPtr pScrn, int flag)
{
- MonPtr monitor = pScrn->monitor;
- xf86MonPtr DDC = (xf86MonPtr)(pScrn->monitor->DDC);
- int i, j;
- float hmin = 1e6, hmax = 0.0, vmin = 1e6, vmax = 0.0;
- float h, v;
- struct std_timings *t;
- struct detailed_timings *dt;
- struct monitor_ranges *mon_range = NULL;
- int numTimings = 0;
- range hsync[MAX_HSYNC];
- range vrefresh[MAX_VREFRESH];
-
- numTimings = 0;
-
- if (flag) { /* Hsync */
- for (i = 0; i < DET_TIMINGS; i++) {
- switch (DDC->det_mon[i].type) {
- case DS_RANGES:
- mon_range = &DDC->det_mon[i].section.ranges;
- hsync[numTimings].lo = mon_range->min_h;
- hsync[numTimings].hi = mon_range->max_h;
- numTimings++;
- break;
-
- case DS_STD_TIMINGS:
- t = DDC->det_mon[i].section.std_t;
- for (j = 0; j < 5; j++) {
- if (t[j].hsize > 256) { /* sanity check */
- h = t[j].refresh * 1.07 * t[j].vsize / 1000.0;
- if (h < hmin)
- hmin = h;
- if (h > hmax)
- hmax = h;
- }
- }
- break;
-
- case DT:
- dt = &DDC->det_mon[i].section.d_timings;
- if (dt->clock > 15000000) { /* sanity check */
- h = (float)dt->clock / (dt->h_active + dt->h_blanking);
- h /= 1000.0;
- if (h < hmin)
- hmin = h;
- if (h > hmax)
- hmax = h;
- }
- break;
- }
-
- if (numTimings > MAX_HSYNC)
- break;
- }
-
- if (numTimings == 0) {
- t = DDC->timings2;
- for (i = 0; i < STD_TIMINGS; i++) {
- if (t[i].hsize > 256) { /* sanity check */
- h = t[i].refresh * 1.07 * t[i].vsize / 1000.0;
- if (h < hmin)
- hmin = h;
- if (h > hmax)
- hmax = h;
- }
- }
-
- if (hmax > 0.0) {
- hsync[numTimings].lo = hmin;
- hsync[numTimings].hi = hmax;
- numTimings++;
- }
- }
-
- if (numTimings > 0) {
- monitor->nHsync = numTimings;
- for (i = 0; i < numTimings; i++) {
- monitor->hsync[i].lo = hsync[i].lo;
- monitor->hsync[i].hi = hsync[i].hi;
- }
- } else {
- pScrn->monitor->hsync[0].lo = 28;
- pScrn->monitor->hsync[0].hi = 60;
- monitor->nHsync = 1;
- }
-
- } else { /* Vrefresh */
- for (i = 0; i < DET_TIMINGS; i++) {
- switch (DDC->det_mon[i].type) {
- case DS_RANGES:
- mon_range = &DDC->det_mon[i].section.ranges;
- vrefresh[numTimings].lo = mon_range->min_v;
- vrefresh[numTimings].hi = mon_range->max_v;
- numTimings++;
- break;
-
- case DS_STD_TIMINGS:
- t = DDC->det_mon[i].section.std_t;
- for (j = 0; j < 5; j++) {
- if (t[j].hsize > 256) { /* sanity check */
- if (t[j].refresh < vmin)
- vmin = t[i].refresh;
- if (t[j].refresh > vmax)
- vmax = t[i].refresh;
- }
- }
- break;
-
- case DT:
- dt = &DDC->det_mon[i].section.d_timings;
- if (dt->clock > 15000000) { /* sanity check */
- h = (float)dt->clock / (dt->h_active + dt->h_blanking);
- v = h / (dt->v_active + dt->v_blanking);
- if (dt->interlaced)
- v /= 2.0;
-
- if (v < vmin)
- vmin = v;
- if (v > vmax)
- vmax = v;
- }
- break;
- }
-
- if (numTimings > MAX_HSYNC)
- break;
- }
-
- if (numTimings == 0) {
- t = DDC->timings2;
- for (i = 0; i < STD_TIMINGS; i++) {
- if (t[i].hsize > 256) { /* sanity check */
- if (t[i].refresh < vmin)
- vmin = t[i].refresh;
- if (t[i].refresh > vmax)
- vmax = t[i].refresh;
- }
- }
-
- if (vmax > 0.0) {
- vrefresh[numTimings].lo = vmin;
- vrefresh[numTimings].hi = vmax;
- numTimings++;
- }
- }
-
- if (numTimings > 0) {
- monitor->nVrefresh = numTimings;
- for (i = 0; i < numTimings; i++) {
- monitor->vrefresh[i].lo = vrefresh[i].lo;
- monitor->vrefresh[i].hi = vrefresh[i].hi;
- }
- } else {
- pScrn->monitor->vrefresh[0].lo = 43;
- pScrn->monitor->vrefresh[0].hi = 72;
- monitor->nVrefresh = 1;
- }
+ int i;
+ xf86MonPtr ddc = pScrn->monitor->DDC;
+ if(flag) /*HSync*/
+ {
+ for(i=0; i<4; i++)
+ {
+ if(ddc->det_mon[i].type == DS_RANGES)
+ {
+ pScrn->monitor->nHsync = 1;
+ pScrn->monitor->hsync[0].lo =
+ ddc->det_mon[i].section.ranges.min_h;
+ pScrn->monitor->hsync[0].hi =
+ ddc->det_mon[i].section.ranges.max_h;
+ return;
+ }
+ }
+ /*if no sync ranges detected in detailed timing table,
+ let's try to derive them from supported VESA modes
+ Are we doing too much here!!!?
+ **/
+ i = 0;
+ if(ddc->timings1.t1 & 0x02) /*800x600@56*/
+ {
+ pScrn->monitor->hsync[i].lo =
+ pScrn->monitor->hsync[i].hi = 35.2;
+ i++;
+ }
+ if(ddc->timings1.t1 & 0x04) /*640x480@75*/
+ {
+ pScrn->monitor->hsync[i].lo =
+ pScrn->monitor->hsync[i].hi = 37.5;
+ i++;
+ }
+ if((ddc->timings1.t1 & 0x08) || (ddc->timings1.t1 & 0x01))
+ {
+ pScrn->monitor->hsync[i].lo =
+ pScrn->monitor->hsync[i].hi = 37.9;
+ i++;
+ }
+ if(ddc->timings1.t2 & 0x40)
+ {
+ pScrn->monitor->hsync[i].lo =
+ pScrn->monitor->hsync[i].hi = 46.9;
+ i++;
+ }
+ if((ddc->timings1.t2 & 0x80) || (ddc->timings1.t2 & 0x08))
+ {
+ pScrn->monitor->hsync[i].lo =
+ pScrn->monitor->hsync[i].hi = 48.1;
+ i++;
+ }
+ if(ddc->timings1.t2 & 0x04)
+ {
+ pScrn->monitor->hsync[i].lo =
+ pScrn->monitor->hsync[i].hi = 56.5;
+ i++;
+ }
+ if(ddc->timings1.t2 & 0x02)
+ {
+ pScrn->monitor->hsync[i].lo =
+ pScrn->monitor->hsync[i].hi = 60.0;
+ i++;
+ }
+ if(ddc->timings1.t2 & 0x01)
+ {
+ pScrn->monitor->hsync[i].lo =
+ pScrn->monitor->hsync[i].hi = 64.0;
+ i++;
+ }
+ pScrn->monitor->nHsync = i;
+ }
+ else /*Vrefresh*/
+ {
+ for(i=0; i<4; i++)
+ {
+ if(ddc->det_mon[i].type == DS_RANGES)
+ {
+ pScrn->monitor->nVrefresh = 1;
+ pScrn->monitor->vrefresh[0].lo =
+ ddc->det_mon[i].section.ranges.min_v;
+ pScrn->monitor->vrefresh[0].hi =
+ ddc->det_mon[i].section.ranges.max_v;
+ return;
+ }
+ }
+ i = 0;
+ if(ddc->timings1.t1 & 0x02) /*800x600@56*/
+ {
+ pScrn->monitor->vrefresh[i].lo =
+ pScrn->monitor->vrefresh[i].hi = 56;
+ i++;
+ }
+ if((ddc->timings1.t1 & 0x01) || (ddc->timings1.t2 & 0x08))
+ {
+ pScrn->monitor->vrefresh[i].lo =
+ pScrn->monitor->vrefresh[i].hi = 60;
+ i++;
+ }
+ if(ddc->timings1.t2 & 0x04)
+ {
+ pScrn->monitor->vrefresh[i].lo =
+ pScrn->monitor->vrefresh[i].hi = 70;
+ i++;
+ }
+ if((ddc->timings1.t1 & 0x08) || (ddc->timings1.t2 & 0x80))
+ {
+ pScrn->monitor->vrefresh[i].lo =
+ pScrn->monitor->vrefresh[i].hi = 72;
+ i++;
+ }
+ if((ddc->timings1.t1 & 0x04) || (ddc->timings1.t2 & 0x40)
+ || (ddc->timings1.t2 & 0x02) || (ddc->timings1.t2 & 0x01))
+ {
+ pScrn->monitor->vrefresh[i].lo =
+ pScrn->monitor->vrefresh[i].hi = 75;
+ i++;
+ }
+ pScrn->monitor->nVrefresh = i;
}
}
-
/***********
xfree's xf86ValidateModes routine deosn't work well with DFPs
here is our own validation routine. All modes between
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-30 16:01:27 +0000