8050D N/B Maintenance
7.3 Error Codes - 3
Following is a list of error codes in sequent display on the debug board.
POST (HEX)
D0H
D1H
D2H
D3H
D4H
D5H
D6H
D7H
D8H
D9H
DAH
DBH
DCH
DDH
DEH
DFH
E0H
E1H
E2H
E3H
E4H
DESCRIPTION |
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| POST (HEX) | DESCRIPTION |
check rom signature, 1.x video |
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| E5H | disable | |
enable RAM area in regs |
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| E6H | PCI return(config and no video) | |
copy ROM to RAM in regs |
| Document | |||
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| E7H | look for PCI bridge device | ||
update segment range attr | Secret | search IDE controllers on the PCI bus | |||
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| E8H | |||
configure memory registers |
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| E9H | start of cardbus config | |
configure I/O registers |
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| A1H | Enable/Verify R/W Status Runtime Data |
configure IRQ assignments |
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| A2H | Get/Verrify R/W Stattus NVRAM data area | |
turn on PCI device | MiTac |
| A3H | Resolve System Nodes with the CMOS settings | |
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2.x video r/w segment |
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| A4H | Init. var. in the PNP BIOS Runtime Data area |
Confidential | A5H | Hook INT 15 | |||
OEM defined, rom init |
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disable |
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| A6H | copy/setup $PnP Install Check in F0000 seg. | |
PCI return(config and no video) |
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| A7H | Allow the OEM any Last Minute Hooks | |
enable RAM area in regs |
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| A8H | Write protect RTData Area & NVRAM Copy Buffer | |
copy ROM to RAM in regs |
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| A9H | return from pnp_init proc | |
update segme ra ge attr |
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configure mem ry registers |
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configure I/O registers configure IRQ assignments turn on PCI device
2.x video r/w segment OEM defined, rom init
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