AM79C978 Advanced Micro Devices, AM79C978 Datasheet - Page 218

• Manufacturer Part Number: AM79C978
• Description: Single-Chip 1/10 Mbps PCI Home Networking Controller
• Manufacturer: Advanced Micro Devices

Am79C978 Programmable Registers (Continued)
218
RAP Addr
22
25
26
27
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
28
PCILAT
SRAMSIZE
SRAMBND
SRAMIC
EPADDRL
EPADDRU
EBDATA
STVAL
MIICAS
MIIADDR
MIIMDR
PCI Vendor ID PCI Vendor ID Register (DEFAULT = 1022h)
PMC Alias
DATA 0
DATA 1
DATA 2
DATA 3
DATA 4
DATA 5
DATA 6
DATA 7
PMR 1
PMR 2
PMR 3
Register
PCI Latency (DEFAULT = FF06)
bits [15:8] = MAX_LAT
bits [7:0] = MIN_GNT
SRAM Size (DEFAULT = 0000)
bits [7:0] = SRAM_SIZE
SRAM Boundary (DEFAULT = 0000)
bits [7:0] = SRAM_BND
SRAM Interface Control (Default = 0000)
8000PTR TST
4000LOLATRX
bits [5:3] = EBCS, Expansion Bus Clock Source
bits [2:0] = CLK_FAC, Expansion Bus Clock Factor
Expansion Port Address Lower (Default = 0000)
Expansion Port Address Upper (Default = 0000)
8000
4000
2000
1000
Expansion Bus Data Port
Software Timer Interrupt Value (DEFAULT = FFFF)
PHY Status and Control (DEFAULT = 0000)
8000
4000
2000
1000
PHY Address (DEFAULT = 0000)
bits [9:5] = PHYAD, Physical Layer Device Address
bits [4:0] = REGAD, Auto-Negotiation Register Address
PHY Data Port
PCI Power Management Capabilities (DEFAULT = 0000)
PCI Data Register Zero Alias Register (DEFAULT = 0000)
PCI Data Register One Alias Register (DEFAULT = 0000)
PCI Data Register Two Alias Register (DEFAULT = 0000)
PCI Data Register Three Alias Register (DEFAULT = 0000)
PCI Data Register Four Alias Register (DEFAULT = 0000)
PCI Data Register Five Alias Register (DEFAULT = 0000)
PCI Data Register Six Alias Register (DEFAULT = 0000)
PCI Data Register Seven Alias Register (DEFAULT = 0000)
OnNow Pattern Matching Register 1
OnNow Pattern Matching Register 2
OnNow Pattern Matching Register 3
0000 CLK pin, PCI clock
0008 Time Base Clock
0010 EBCLK pin, Expansion Bus Clock
0000 1/1 clock factor
0001 1/2 clock factor
0002 --
0003 --
FLASH
LAINC
--
--
ANTST
MIIPD
FMDC1
FMDC0
0800
0400
0200
0100
0800
0400
0200
0100
Am79C978
--
--
--
--
APEP
APDW2
APDW1
APDW0
Contents
0080
0040
0020
0010
0080
0040
0020
0010
--
--
--
--
DANAS
XPHYRST
XPHYANE
XPHYFD
0008
0004
0002
0001
0008
0004
0002
0001
EPADDRU3
EPADDRU2
EPADDRU1
EPADDRU0
XPHYSP
--
MIILP
--