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Appendix B. System address maps 51
PCI configuration space map
00CE Channel 7, Transfer Count register 00–15 Yes
00D0 Channels 4–7, Read Status/Write Command
register
00–07
00D2 Channels 4–7, Write Request register 00–02
00D4 Channels 4–7, Write Single Mask register bit 00–02
00D6 Channels 4–7, Mode register (write) 00–07
00D8 Channels 4–7, Clear byte pointer (write) N/A
00DA Channels 4–7, Master clear (write)/temp (read) 00–07
00DC Channels 4–7, Clear Mask register (write) 00–03
00DE Channels 4–7, Write All Mask register bits 00–03
00DF Channels 507, 8- or 16-bit mode select 00–07
Table 35. PCI configuration space map
Bus number (hex) Device number (hex) Function number (hex) Description
00 00 00 VIA VT 82C694X (north bridge)
00 01 00 VIA VT 82C694X (north bridge)
00 02 00 VIA VT 82C596B (south bridge)
00 02 01 VIA VT 82C596B (south bridge)
00 02 02 VIA VT 82C596B (south bridge)
00 02 03 Intel 82371AB power management
00 0 x 12 00 ESS 1930 audio controller
01 00 00 S3Tio3D AGP video
00 0 x 10 N/A Slot 1
00 0 x 0F N/A Slot 2
00 0 x 0E N/A Slot 3
Table 34. DMA I/O address map
Address (hex) Description Bits Byte pointer