95 rh_init(struct ite_softc *ip)  in rh_init()  argument
100 	if (ip->grf == 0)  in rh_init()
101 		ip->grf = &grf_softc[ip - ite_softc];  in rh_init()
104 	ip->priv = ip->grf->g_data;  in rh_init()
105 	md = (struct MonDef *) ip->priv;  in rh_init()
107 	ip->cols = md->TX;  in rh_init()
108 	ip->rows = md->TY;  in rh_init()
113 rh_cursor(struct ite_softc *ip, int flag)  in rh_cursor()  argument
116 	volatile u_char *ba = ip->grf->g_regkva;  in rh_cursor()
129 		int pos = ip->curx + ip->cury * ip->cols;  in rh_cursor()
137 		RZ3SetCursorPos (ip->grf, pos);  in rh_cursor()
139 		ip->cursorx = ip->curx;  in rh_cursor()
140 		ip->cursory = ip->cury;  in rh_cursor()
147 screen_up(struct ite_softc *ip, int top, int bottom, int lines)  in screen_up()  argument
155 		RZ3AlphaErase(ip->grf, 0, top, bottom - top, ip->cols);  in screen_up()
159 	RZ3AlphaCopy(ip->grf, 0, top+lines, 0, top, ip->cols, bottom-top-lines+1);  in screen_up()
160 	RZ3AlphaErase(ip->grf, 0, bottom - lines + 1, ip->cols, lines);  in screen_up()
165 screen_down (struct ite_softc *ip, int top, int bottom, int lines)  in screen_down()  argument
173 		RZ3AlphaErase(ip->grf, 0, top, bottom - top, ip->cols);  in screen_down()
177 	RZ3AlphaCopy(ip->grf, 0, top, 0, top+lines, ip->cols, bottom-top-lines+1);  in screen_down()
178 	RZ3AlphaErase(ip->grf, 0, top, ip->cols, lines);  in screen_down()
184 rh_deinit(struct ite_softc *ip)  in rh_deinit()  argument
186 	ip->flags &= ~ITE_INITED;  in rh_deinit()
191 rh_putc(struct ite_softc *ip, int c, int dy, int dx, int mode)  in rh_putc()  argument
193 	volatile u_char * fb = ip->grf->g_fbkva;  in rh_putc()
201 	fb += 4 * (dy * ip->cols + dx);  in rh_putc()
207 rh_clear(struct ite_softc *ip, int sy, int sx, int h, int w)  in rh_clear()  argument
209 	RZ3AlphaErase (ip->grf, sx, sy, w, h);  in rh_clear()
218 rh_scroll(struct ite_softc *ip, int sy, int sx, int count, int dir)  in rh_scroll()  argument
221 	u_long *fb = (u_long *)__UNVOLATILE(ip->grf->g_fbkva);  in rh_scroll()
224 	rh_cursor(ip, ERASE_CURSOR);  in rh_scroll()
228 		screen_up(ip, sy - count, ip->bottom_margin, count);  in rh_scroll()
230 		memcpy(fb + (sy - count) * ip->cols, fb + sy * ip->cols,  in rh_scroll()
231 		    4 * (ip->bottom_margin - sy + 1) * ip->cols);  in rh_scroll()
232 		rh_clear(ip, ip->bottom_margin + 1 - count, 0, count, ip->cols);  in rh_scroll()
236 		screen_down(ip, sy, ip->bottom_margin, count);  in rh_scroll()
238 		memcpy(fb + (sy + count) * ip->cols, fb + sy * ip->cols,  in rh_scroll()
239 		    4 * (ip->bottom_margin - sy - count + 1) * ip->cols);  in rh_scroll()
240 		rh_clear(ip, sy, 0, count, ip->cols);  in rh_scroll()
243 		RZ3AlphaCopy(ip->grf, sx, sy, sx + count, sy,  in rh_scroll()
244 		    ip->cols - (sx + count), 1);  in rh_scroll()
245 		RZ3AlphaErase(ip->grf, sx, sy, count, 1);  in rh_scroll()
247 		RZ3AlphaCopy(ip->grf, sx + count, sy, sx, sy,  in rh_scroll()
248 		    ip->cols - (sx + count), 1);  in rh_scroll()
249 		RZ3AlphaErase(ip->grf, ip->cols - count, sy, count, 1);  in rh_scroll()
252 	rh_cursor(ip, !ERASE_CURSOR);  in rh_scroll()