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Table 3−9. EEPROM Loading Map
SERIAL ROM
OFFSET
BYTE DESCRIPTION
00h CardBus function indicator (00h)
01h Number of bytes (20h)
PCI 04h, command register, function 0, bits 8, 6−5, 2−0
02h [7]
Command
register, bit 8
[6]
Command
register, bit 6
[5]
Command
register, bit 5
[4:3]
RSVD
[2]
Command
register, bit 2
[1]
Command
register, bit 1
[0]
Command
register, bit 0
PCI 04h, command register, function 1, bits 8, 6−5, 2−0
03h [7]
Command
register, bit 8
[6]
Command
register, bit 6
[5]
Command
register, bit 5
[4:3]
RSVD
[2]
Command
register, bit 2
[1]
Command
register, bit 1
[0]
Command
register, bit 0
04h PCI 40h, subsystem vendor ID, byte 0
05h PCI 41h, subsystem vendor ID, byte 1
06h PCI 42h, subsystem ID, byte 0
07h PCI 43h, subsystem ID, byte 1
08h PCI 44h, PC Card 16-bit I/F legacy mode base address register, byte 0, bits 7−1
09h PCI 45h, PC Card 16-bit I/F legacy mode base address register, byte 1
0Ah PCI 46h, PC Card 16-bit I/F legacy mode base address register, byte 2
0Bh PCI 47h, PC Card 16-bit I/F legacy mode base address register, byte 3
0Ch PCI 80h, system control, function 0, byte 0, bits 6−0
0Dh PCI 80h, system control, function 1, byte 0, bit 2
0Eh PCI 81h, system control, byte 1, bits 7,6
0Fh Reserved nonloadable (PCI 82h, system control, byte 2)
10h PCI 83h, system control, byte 3, bits 7−2, 0
11h PCI 8Ch, MFUNC routing, byte 0
12h PCI 8Dh, MFUNC routing, byte 1
13h PCI 8Eh, MFUNC routing, byte 2
14h PCI 8Fh, MFUNC routing, byte 3
15h PCI 90h, retry status, bits 7, 6
16h PCI 91h, card control, bit 7
17h PCI 92h, device control, bits 6, 5, 3−0 (bit 0 must be programmed to 0)
18h PCI 93h, diagnostic, bits 4−0
19h PCI A2h, power-management capabilities, function 0, bit 15 (bit 7 of EEPROM offset 16h corresponds to bit 15)
1Ah PCI A2h, power-management capabilities, function 1, bit 15 (bit 7 of EEPROM offset 16h corresponds to bit 15)
1Bh CB Socket + 0Ch, function 0 socket force event, bit 27 (bit 3 of EEPROM offset 17h corresponds to bit 27)
1Ch CB Socket + 0Ch, function 1 socket force event, bit 27 (bit 3 of EEPROM offset 18h corresponds to bit 27)
1Dh ExCA 00h, ExCA identification and revision, bits 7−0
1Eh PCI 86h, general control, byte 0, bits 7−0
1Fh PCI 87h, general control, byte 1, bits 7, 6 (can only be set to 1 if bits 1:0 = 01), 4−0
20h PCI 89h, GPE enable, bits 7, 6, 4−0
21h PCI 8Bh, general-purpose output, bits 4−0
22h 1394 OHCI function indicator (02h)
23h Number of bytes (17h)
24h PCI 3Fh, maximum latency bits 7−4 PCI 3Eh, minimum grant, bits 3−0