MB86296 Datasheet, PDF (233/352 Pages) Fujitsu Component Limited. – PCI Graphics Controller Specification

FUJITSU LIMITED PRELIMINARY AND CONFIDENTIAL
L4EM (L4 layer Extended Mode)
Register
address
DisplayBaseAddress + 150H
Bit number 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 − − − 4 3 2 1 0
Bit field name L4EC Reserved
L4PB
Reserved
L4OM L4WP
R/W RW
R0
RW
R0
RW RW
Initial value 00
0
0
0
0
Bit 0
L4 WP (L4 layer Window Position enable)
Selects the display position of L4 layer
0 Compatibility mode display (BL layer supported)
1 Window display
Bit 1
L4OM (L4 layer Overlay Mode)
Selects the overlay mode for L4 layer
0 Compatibility mode
1 Extended mode
Bit 23 to 20
L4PB (L4 layer Palette Base)
Shows the value added to the index when subtracting palette of L4 layer. 16 times of
setting value is added.
Bit 31 and 30
L4EC (L4 layer Extended Color mode)
Sets extended color mode for L4 layer
00 Mode determined by L4C
01 Direct color (24 bits/pixel) mode
1x Reserved
MB86296S <Coral-PA>
223
Specification Manual Rev0.1