Soft Configuration - Rastergraf VFX-M User Manual

Rastergraf
Table 4-10 VFX-M Serial EEPROM Example Listing
EEPROM
Address
0x00 - 0x07
0x08
0x09-0x0F
0x10
0x11
0x12
0x13
0x14-0x1F
0x20-0x7F
0x80-0xFF

Soft Configuration

The soft configuration array is a sequence of the following entries.
Entry
0x0
0x1
nlen+1
nlen+2
For the last entry the name length is zero.
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EEPROM
Data Description
0x00 Reserved for Rastergraf Use Only
0x01 VFX-M Serial EEPROM Data Format
0x?? Board Serial Number in ASCII
0x01 VFX-M Board ID
0x?? VFX-M Fab Rev (0xFF = rev unknown )
0x?? VFX-M Configuration Code
Bit 0 = reserved
Bit 1 = Low 4 MB VRAM installed
Bit 2 = High 4 MB VRAM installed
Bit 3 = 64 MB DRAM installed
Bit 4 = Mask Buffer DRAM installed
Bit 5-7 = reserved
0x03 VFX-M Software Configuration Code
Bit 0 = VGA BIOS installed
Bit 1 = FCODE BIOS installed
Bit 2-7 = Reserved
0x00 Reserved for Rastergraf Use Only
0x?? Soft configuration
0x?? 128 bytes available for customer use
to Entry
nlen
nlen+dlen+1
Units
0x?? Name length
0x?? Name
0x?? Data length
0x?? Data
Troubleshooting 4-25