RE: VGA option rom code broken?

[YhLu]

The one works. --- AGP 2.0
~ # lspci -vvxxx -s 2:0.0
02:00.0 VGA compatible controller: nVidia Corporation NV25GL [Quadro4 750
XGL] (rev a3) (prog-if 00 [VGA])
        Subsystem: nVidia Corporation: Unknown device 0139
        Control: I/O+ Mem+ BusMaster- SpecCycle- MemWINV- VGASnoop- ParErr-
Stepping- SERR- FastB2B-
        Status: Cap+ 66Mhz+ UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort-
<TAbort- <MAbort- >SERR- <PERR-
        Interrupt: pin A routed to IRQ 16
        Region 0: Memory at f0000000 (32-bit, non-prefetchable) [size=16M]
        Region 1: Memory at e0000000 (32-bit, prefetchable) [size=128M]
        Region 2: Memory at e8000000 (32-bit, prefetchable) [size=512K]
        Expansion ROM at f1000000 [disabled] [size=128K]
        Capabilities: [60] Power Management version 2
                Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA
PME(D0-,D1-,D2-,D3hot-,D3cold-)
                Status: D0 PME-Enable- DSel=0 DScale=0 PME-
        Capabilities: [44] AGP version 2.0
                Status: RQ=31 SBA+ 64bit- FW+ Rate=x1,x2,x4
                Command: RQ=0 SBA- AGP- 64bit- FW- Rate=<none>
00: de 10 59 02 03 00 b0 02 a3 00 00 03 00 40 00 00
10: 00 00 00 f0 08 00 00 e0 08 00 00 e8 00 00 00 00
20: 00 00 00 00 00 00 00 00 00 00 00 00 de 10 39 01
30: 00 00 00 f1 60 00 00 00 00 00 00 00 00 01 05 01
40: de 10 39 01 02 00 20 00 17 02 00 1f 00 00 00 00
50: 01 00 00 00 01 00 00 00 ce d6 23 00 0f 00 00 00
60: 01 44 02 00 00 00 00 00 00 00 00 00 00 00 00 00
70: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
90: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
a0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

The one not works  --- AGP 3.0
~ # lspci -vvxxx -s 2:0.0
02:00.0 VGA compatible controller: nVidia Corporation NV35GL [Quadro FX
3000] (rev a1) (prog-if 00 [VGA])
        Subsystem: nVidia Corporation: Unknown device 01c2
        Control: I/O- Mem+ BusMaster- SpecCycle- MemWINV- VGASnoop- ParErr-
Stepping- SERR- FastB2B-
        Status: Cap+ 66Mhz+ UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort-
<TAbort- <MAbort- >SERR- <PERR-
        Interrupt: pin A routed to IRQ 16
        Region 0: Memory at f4000000 (32-bit, non-prefetchable) [size=16M]
        Region 1: Memory at e0000000 (32-bit, prefetchable) [size=256M]
        Expansion ROM at f5000000 [disabled] [size=128K]
        Capabilities: [60] Power Management version 2
                Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA
PME(D0-,D1-,D2-,D3hot-,D3cold-)
                Status: D0 PME-Enable- DSel=0 DScale=0 PME-
        Capabilities: [44] AGP version 3.0
                Status: RQ=31 SBA+ 64bit- FW+ Rate=x1,x2
                Command: RQ=0 SBA- AGP- 64bit- FW- Rate=<none>
00: de 10 38 03 02 00 b0 02 a1 00 00 03 00 40 00 00
10: 00 00 00 f4 08 00 00 e0 00 00 00 00 00 00 00 00
20: 00 00 00 00 00 00 00 00 00 00 00 00 de 10 c2 01
30: 00 00 00 f5 60 00 00 00 00 00 00 00 00 01 05 01
40: de 10 c2 01 02 00 30 00 1b 0e 00 1f 00 00 00 00
50: 00 00 00 00 01 00 00 00 ce d6 23 00 0f 00 00 00
60: 01 44 02 00 00 00 00 00 00 00 00 00 00 00 00 00
70: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
90: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
a0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00