Module offset

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PCI configuration register offsets

Constantsยง

BAR0
Base address register 0, 32 bits
BAR1
Base address register 1, 32 bits
BAR2
Base address register 2, 32 bits
BAR3
Base address register 3, 32 bits
BAR4
Base address register 4, 32 bits
BAR5
Base address register 5, 32 bits
BIST
Built-in self-test, 8 bits
CACHE_LINE_SIZE
Cache line size, 8 bits
CAP_PTR
Capabilities pointer (head of capability list), 8 bits
CLASS_CODE
Class code, 8 bits
COMMAND
Command register, 16 bits
DEVICE_ID
Device ID, 16 bits
HEADER_TYPE
Header type, 8 bits
INT_LINE
Interrupt line, 8 bits
LATENCY_TIMER
Latency timer, 8 bits
PROG_IF
Programming interface, 8 bits
REVISION_ID
Revision ID, 8 bits
STATUS
Status register, 16 bits
SUBCLASS
Subclass, 8 bits
SUBSYSTEM_ID
Subsystem ID, 16 bits
SUBSYSTEM_VENDOR_ID
Subsystem vendor ID, 16 bits
VENDOR_ID
Vendor ID, 16 bits