Datasheet KSZ8842-PMQL, KSZ8842-PMBL (Microchip) - 5

HerstellerMicrochip
Beschreibung2-Port Ethernet Switch with PCI Interface
Seiten / Seite119 / 5 — Micrel, Inc. KSZ8842-PMQL/PMBL Configuration Interface. 33. EEPROM …
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Micrel, Inc. KSZ8842-PMQL/PMBL Configuration Interface. 33. EEPROM Interface . 33. Loop back Support. 33

Micrel, Inc KSZ8842-PMQL/PMBL Configuration Interface 33 EEPROM Interface  33 Loop back Support 33

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Micrel, Inc. KSZ8842-PMQL/PMBL Configuration Interface. 33
EEPROM Interface . 33
Loop back Support. 33
Host Communication . 35
Host Communication Descriptor Lists and Data Buffers . 35
Receive Descriptors (RDES0-RDES3) . 35
Transmit Descriptors (TDES0-TDES3). 37
PCI Configuration Registers . 39
Configuration ID Register (CFID Offset 00H) . 39
Command and Status Configuration Register (CFCS Offset 04H). 39
Configuration Revision Register (CFRV Offset 08H). 41
Configuration Latency Timer Register (CFLT Offset 0CH). 41
Configuration Base Memory Address Register (CBMA Offset 10H) . 42
Subsystem ID Register (CSID Offset 2CH) . 42
Configuration Interrupt Register (CFIT Offset 3CH) . 42
PCI Control & Status Registers . 43
MAC DMA Transmit Control Register (MDTXC Offset 0x0000) . 43
MAC DMA Receive Control Register (MDRXC Offset 0x0004). 44
MAC DMA Transmit Start Command Register (MDTSC Offset 0x0008) . 45
MAC DMA Receive Start Command Register (MDRSC Offset 0x000C) . 46
Transmit Descriptor List Base Address Register (TDLB Offset 0x0010). 46
Receive Descriptor List Base Address Register (RDLB Offset 0x0014) . 46
Reserved (Offset 0x0018). 46
Reserved (Offset 0x001C) . 46
MAC Multicast Table 0 Register (MTR0 Offset 0x0020) . 46
MAC Multicast Table 1 Register (MTR1 Offset 0x0024) . 47
Interrupt Enable Register (INTEN Offset 0x0028) . 47
Interrupt Status Register (INTST Offset 0x002C) . 48
MAC Additional Station Address Low Register (MAAL0-15) . 49
MAC Additional Station Address High Register (MAAH0-15). 49
MAC/PHY and Control Registers . 50
MAC Address Register Low (0x0200): MARL . 50
MAC Address Register Middle (0x0202): MARM . 50
MAC Address Register High (0x0204): MARH . 50
Reserved (Offset 0x0206 -0x020A . 51
On-Chip Bus Control Register (Offset 0x0210): OBCR. 51
EEPROM Control Register (Offset 0x0212): EEPCR. 51
Memory BIST Info Register (Offset 0x0214): MBIR . 52
Global Reset Register (Offset 0x0216): GRR. 52
Switch Registers . 52
Switch ID and Enable Register (Offset 0x0400): SIDER . 52
Switch Global Control Register 1 (Offset 0x0402): SGCR1 . 53
Switch Global Control Register 2 (Offset 0x0404): SGCR2 . 54
Switch Global Control Register 3 (Offset 0x0406): SGCR3 . 55
Switch Global Control Register 4 (Offset 0x0408): SGCR4 . 56
Switch Global Control Register 5 (Offset 0x040A): SGCR5 . 56
Switch Global Control Register 6 (Offset 0x0410): SGCR6 . 57
Switch Global Control Register 7 (0x0412): SGCR7 . 58
Reserved (Offset 0x0414 -0x046F) . 58
MAC Address Register 1 (Offset 0x0470): MACAR1 . 58
MAC Address Register 2 (Offset 0x0472): MACAR2 . 58
MAC Address Register 3 (Offset 0x0474): MACAR3 . 58
Reserved (Offset 0x0476 -0x047F) . 58
Priority Control Register 1 (Offset 0x0480): TOSR1. 59
TOS Priority Control Register 2 (Offset 0x482): TOSR2 . 59
TOS Priority Control Register 3 (Offset 0x484): TOSR3 . 60
October 2007 5 M9999-100207-1.5