skeleton/engine/tvout.c

13 	uint32 h_total;
102 		LOG(2,("MAVENTV: trying h_total modification of +%d...\n", h_total_mod));
106 		*ht_new = target.timing.h_total + h_total_mod + 2;
173 						LOG(2,("MAVENTV: mnp(ex. filter) 0x%02x 0x%02x 0x%02x, h_total %d, ht_lastline %d\n",
181 						/* h_total to use for this setting:
218 		best[3] = target.timing.h_total;
219 		best[4] = target.timing.h_total;
259 	LOG(2,("MAVENTV: new h_total %d, ht_lastline %d\n", *ht_new, *ht_last_line));
619 	m_timing->h_total = 64000000;
620 	/* the sum of the signal duration below should match h_total! */
636 	m_timing->h_total = 63555556;
637 	/* the sum of the signal duration below should match h_total! */
729 //		hcrt = tv_target.timing.h_total - slen - si->crtc_delay;
730 //		if (ht_last_line < tv_target.timing.h_total) hcrt += ht_last_line;
731 //		if (hcrt > tv_target.timing.h_total) hcrt -= tv_target.timing.h_total;
732 //		if (hcrt + 2 > tv_target.timing.h_total) hcrt = 0;	/* or issue warning? */
739 //		MAVWW(HSYNCLENL, (tv_target.timing.h_total - tv_target.timing.h_sync_end));
777 			h_scale_tv = (736 << 7) / tv_target.timing.h_total;//should be PLL corrected
800 				(((tv_target.timing.h_total - tv_target.timing.h_sync_end)	/* is left margin */
824 			ib_min_length = ((tv_target.timing.h_total - tv_target.timing.h_sync_end) +
983 			uint16 front_porch, back_porch, h_sync_length, burst_length, h_total, h_display;
1024 			 * we want to loose the truncating h_total trick below if possible! */
1027 			h_total_wanted = ((m_timing.h_total / ((float)pix_period)) + 0.5);
1028 			LOG(4,("MAVENTV: TV h_total should be %d units\n", h_total_wanted));
1042 			/* we always round up because of the h_total truncating 'trick' below,
1044 			 * h_total_clk and h_total */
1051 			/* we always round up because of the h_total truncating 'trick' below,
1053 			 * h_total_clk and h_total */
1060 			/* we always round up because of the h_total truncating 'trick' below,
1062 			 * h_total_clk and h_total */
1068 			/* calculate h_total in 'half pixelclocks' */
1069 			h_total = h_display + front_porch + back_porch + h_sync_length;
1075 			LOG(4,("MAVENTV: TV h_total is %d clocks\n", h_total));
1085 			 * h_total to adhere to the CRTC2 timing restrictions. */
1086 			leftover = h_total & 0x0F;
1095 				h_total -= leftover;
1102 					LOG(4,("MAVENTV: CRTC2 h_total leftover discarded (< 3)\n"));
1111 						 *  because of the illegal h_total timing we create here.) */
1113 						h_total += 4;
1114 						LOG(4,("MAVENTV: CRTC2 h_total leftover corrected via killer (> 2, < 10)\n"));
1121 						h_total += 16;
1122 						LOG(4,("MAVENTV: CRTC2 h_total leftover corrected via increase (> 9, < 16)\n"));
1127 			/* (linux) fixme: maybe MAVEN has requirement 800 < h_total < 1184 */
1132 			/* change h_total to represent 'whole pixelclocks' */
1133 			h_total = h_total >> 1;
1136 			tv_target.timing.h_sync_end = (h_total & ~0x07) - 8;
1137 			/* h_total is checked before being programmed! (NTSC killer circuitry) */
1138 			tv_target.timing.h_total = h_total;