Lines Matching refs:f_shift
140 short f_shift;
904 } else if (par->hw.falcon.f_shift & 0x100) {
968 par->hw.falcon.f_shift = 0x400;
972 par->hw.falcon.f_shift = 0x000;
976 par->hw.falcon.f_shift = 0x000;
980 par->hw.falcon.f_shift = 0x010;
983 par->hw.falcon.f_shift = 0x100; /* hicolor, no overlay */
1233 if (par->hw.falcon.f_shift & 0x100) {
1412 * to get bpp, we must examine f_shift and st_shift.
1413 * f_shift is valid if any of bits no. 10, 8 or 4
1414 * is set. Priority in f_shift is: 10 ">" 8 ">" 4, i.e.
1419 if (hw->f_shift & 0x400) /* 2 colors */
1421 else if (hw->f_shift & 0x100) /* hicolor */
1423 else if (hw->f_shift & 0x010) /* 8 bitplanes */
1479 if (hw->f_shift & 0x100) {
1545 hw->f_shift = videl.f_shift;
1569 hw->ste_mode = (hw->f_shift & 0x510) == 0 && hw->st_shift == 0x100;
1570 hw->mono = (hw->f_shift & 0x400) ||
1571 ((hw->f_shift & 0x510) == 0 && hw->st_shift == 0x200);
1625 videl.f_shift = 0; /* write enables Falcon palette, 0: 4 planes */
1630 * set st_shift 0, so we can tell the screen-depth if f_shift == 0.
1631 * Writing 0 to f_shift enables 4 plane Falcon mode but
1637 videl.f_shift = hw->f_shift;