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ThunderBird Avenger
TM
PCI Audio SAA7785
Accelerator
Philips Semiconductors Preliminary Specification
1999 Nov 12 37
TABLE 15 Class Code Register - CLASS (RO)
TABLE 16 CACHELINE Size Register - CACHELINE (RO)
Bit Name R/W Function
7:0 REVISION_ID RO The current revision ID for the SSA7785 ThunderBird Avenger™, function 0,
the audio subsystem.
PCI CFG 0 D23 D22 D21 D20 D19 D18 D17 D16
Offset 09h
BASE_CLASS[7:0]
POR Value
00000100
D15 D14 D13 D12 D11 D10 D9 D8
SUB_CLASS[7:0]
POR Value
00000001
D7 D6 D5 D4 D3 D2 D1 D0
PGM_IFACE[7:0]
POR Value
00000000
Bit Name R/W Function
23:16 BASE_CLASS RO The base class of 04h describes a PCI multimedia device.
15:8 SUB_CLASS RO The sub class of 01h describes a PCI audio multimedia device.
7:0 PGM_IFACE RO Device generic function identification.
PCI CFG 0D7D6D5D4D3D2D1D0
Offset 0Ch
CACHELINE[7:0]
POR Value
00000000
Bit Name R/W Function
7:0 CACHELINE RO Reserved for cache line size indicator.