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MB86R02 'Jade-D' Hardware Manual V1.64
TXS (Texture Size)
Register
DrawBaseAddress + 464
address
Bit number
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
Bit field name
R/W
Initial value
This register specifies the texture size (m, n).
Bit 12 to 0
TXSM (Texture Size M)
Sets horizontal texture size. Any power of 2 between 4 and 4096 can be used. Values
that are not a power of 2 cannot be used.
0_0000_0000_0100
0_0000_0000_1000
0_0000_0001_0000
0_0000_0010_0000
0_0000_0100_0000
0_0000_1000_0000
0_0001_0000_0000
Bit 28 to 16
TXSN (Texture Size N)
Sets vertical texture size. Any power of 2 between 4 and 4096 can be used. Values that
are not a power of 2 cannot be used.
0_0000_0000_0100
0_0000_0000_1000
0_0000_0001_0000
0_0000_0010_0000
0_0000_0100_0000
0_0000_1000_0000
0_0001_0000_0000
18-222
H
TXSN
RW
000010000000
M=4
M=8
M=16
M=32
M=64
M=128
M=256
N=4
N=8
N=16
N=32
N=64
N=128
N=256
TXSM
RW
000010000000
0_0010_0000_0000
M=512
0_0100_0000_0000
M=1024
0_1000_0000_0000
M=2048
1_0000_0000_0000
M=4096
Other than the above
Setting disabled
0_0010_0000_0000
N=512
0_0100_0000_0000
N=1024
0_1000_0000_0000
N=2048
1_0000_0000_0000
N=4096
Other than the above
Setting disabled
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