Intel SE7501WV2 User Manual
BIOS
Intel® Server Board SE7501WV2 TPS
Revision
1.0
Intel reference number C25653-001
128
Call With
AH
= DAh
AL =
12h
CL
= 0
Disable cache
= 1
Enable cache
= 2
Read cache status
= 3
Set Writeback Mode
Returns
AH, bit 0
= 0
Cache Disabled
= 1
Cache Enabled
AH, bit 1
= 0
Write-through Mode
= 1
Writeback Mode
CX, bit 15
= 0
Size information is invalid
= 1
Size information is valid
CX, bits 14:0
Size of L2 cache in 32KB blocks
CF
= 0
Success
= 1
Function not support (if AH = 86h)
6.44.2
Intel ID String
The Intel ID String sets the Intel ID string for the BIOS. The string may look similar to:
SWV20.86B.0001.P01.0006061355
Call With
AH
= DAh
AL
= 15h and 8Ch
ES:DI = Points to 32-byte buffer to store results
Returns
CF
= 0
Success
= 1
Function not support (if AH = 86h)
The 32-byte ID is formatted as follows:
3-7-byte board ID, “SWV2”
1-byte board revision, starting from ‘0’
3-byte OEM ID, ‘86B’ for standard BIOS
4-byte build number
1 – 3 bytes describing build type (D for development, A for Alpha, B for Beta, Pxx
for production version xx)
for production version xx)
10-byte build date in yymmddtime format
The remaining bytes are reserved for future use