6 bit 5-7 (R) Chip id. 4: 15064
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9 bit 5 Clear to enable extensions
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10 6-7 Set to 0 to enable access >1Mb, 3 to disable banking?
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11 Note: When unlocking read this register, write it back twice and write bit 5
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14 3C4h index 13h (R/W):
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15 bit 0-7 Linear Frame Buffer Address in units of 1Mb.
\r
17 3C4h index 14h (R/W):
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18 bit 4-5 CRTC Offset bits 8-9. Bits 0-7 are in 3d4h index 13h
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20 3C4h index 15h (R/W):
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21 bit 0-7 Read Bank in units of 32Kbytes
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24 bit 0-7 Write Bank in units of 32Kbytes
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26 3CEh index 05h (R/W):
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27 bit 7 Set to enable the Linear Frame Buffer
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28 Note: Bits 0-6 are standard VGA.
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30 3CEh index 0Ch (R/W):
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31 bit 0-1 Set to 3 to enable 16bits/pixel?
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33 3d4h index 1Eh (R/W):
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34 bit 0-3 Display Start Address bits 16-19. Bits 0-15 are in 3d4h index 0Ch,0Dh
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38 58h G 800 600 16color
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39 59h G 1600 1200 16color
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40 5Ah G 1280 1024 16color
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41 5Bh G 1280 1024 256color
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42 5Ch G 800 600 256color
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43 5Dh G 1024 768 16color
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44 5Eh G 1024 768 256color
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45 5Fh G 640 480 256color
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46 60h G 1600 1280 256color
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47 69h G 640 480 16Mcolor
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48 6Eh G 640 480 32Kcolor
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49 6Fh G 800 600 32Kcolor
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50 70h G 800 600 16Mcolor
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51 71h G 1024 768 32Kcolor
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52 73h G 1024 768 16Mcolor
\r
53 75h G 1280 1024 32Kcolor
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