skeleton/engine/crtc.c

92 status_t eng_crtc_set_timing(display_mode target)
127 		target.timing.h_sync_start =
129 			target.timing.h_display)) & 0xfff8;
131 		target.timing.h_sync_end =
133 			target.timing.h_display)) & 0xfff8;
135 		target.timing.h_total =
137 			target.timing.h_display)) & 0xfff8) - 8;
141 		if (target.timing.h_display == si->ps.p1_timing.h_display)
145 				target.timing.h_total -= 56;
148 				target.timing.h_total -= 32;
151 		if (target.timing.h_sync_start == target.timing.h_display)
152 			target.timing.h_sync_start += 8;
153 		if (target.timing.h_sync_end == target.timing.h_total)
154 			target.timing.h_sync_end -= 8;
157 		target.timing.v_sync_start =
159 			target.timing.v_display));
161 		target.timing.v_sync_end =
163 			target.timing.v_display));
165 		target.timing.v_total =
167 			target.timing.v_display)) - 1;
169 		if (target.timing.v_sync_start == target.timing.v_display)
170 			target.timing.v_sync_start += 1;
171 		if (target.timing.v_sync_end == target.timing.v_total)
172 			target.timing.v_sync_end -= 1;
179 	htotal = ((target.timing.h_total >> 3) - 5);
180 	hdisp_e = ((target.timing.h_display >> 3) - 1);
183 	hsync_s = (target.timing.h_sync_start >> 3);
184 	hsync_e = (target.timing.h_sync_end >> 3);
186 	vtotal = target.timing.v_total - 2;
187 	vdisp_e = target.timing.v_display - 1;
190 	vsync_s = target.timing.v_sync_start;//-1;
191 	vsync_e = target.timing.v_sync_end;//-1;
194 	linecomp = target.timing.v_display;
276 		if (target.timing.h_display >= 1280)
284 		if (target.timing.flags & B_POSITIVE_HSYNC)
294 		if (target.timing.flags & B_POSITIVE_VSYNC)
323 		iscale_x = (((1 << 12) * target.timing.h_display) / si->ps.p1_timing.h_display);
324 		iscale_y = (((1 << 12) * target.timing.v_display) / si->ps.p1_timing.v_display);
364 			dm_aspect = (target.timing.h_display / ((float)target.timing.v_display));
368 				DACW(FP_DEBUG2, ((1 << 28) | ((target.timing.v_display - 1) << 16)));
402 						(target.timing.h_display * ((1 << 12) / ((float)iscale_x))))