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AT8402
Page v
AT8402 Diagnostics Manual
P R E L I M I N A R Y
Chapter
1
1.
Overview....................................................................................................... 1 - 2
1.1
Test scenarios ................................................................................................................... 1 - 2
2
2.
Diagnostics running on the Carrier .............................................................. 2 - 2
2.1
Accessing the diagnostics on the Carrier ......................................................................... 2 - 2
2.2
Broadcom BCM Gigabit Ethernet Switch ........................................................................ 2 - 3
2.2.1
BCM_PCI ............................................................................................................... 2 - 3
2.2.2
BCM_DMA ............................................................................................................ 2 - 3
2.2.3
BCM_REGRW ....................................................................................................... 2 - 4
2.2.4
BCM_MEMORY ................................................................................................... 2 - 4
2.2.5
BCM_LOOPBACK ............................................................................................... 2 - 5
2.3
CPLD onboard programmable logic device ..................................................................... 2 - 6
2.3.1
CPLD_HOST_REG ............................................................................................... 2 - 6
2.3.2
CPLD_HOST_REGRW ......................................................................................... 2 - 7
2.3.3
CPLD_IPMC_REG ................................................................................................ 2 - 8
2.3.4
CPLD_IPMC_REGRW .......................................................................................... 2 - 8
2.4
Telecom Clock Protection Switch ..................................................................................... 2 - 9
2.4.1
TELCO_SWITCH .................................................................................................. 2 - 9
2.5
FUM Firmware Update Manager .................................................................................... 2 - 9
2.5.1
FUM_SEEPROM ................................................................................................... 2 - 9
2.5.2
FUM_UPDATE .................................................................................................... 2 - 10
2.6
IPMI Controller .............................................................................................................. 2 - 11
2.6.1
IPMC_SENSORS ................................................................................................ 2 - 11
2.6.2
IPMC_SEEPROM_READ ................................................................................... 2 - 12
2.6.3
IPMC_SEEPROM_RW ....................................................................................... 2 - 12
2.6.4
IPMC_WATCHDOG ............................................................................................ 2 - 13
2.6.5
IPMC_IPMB0 ...................................................................................................... 2 - 13
2.6.6
IPMC_GA ............................................................................................................ 2 - 14
2.6.7
IPMC_BIST ......................................................................................................... 2 - 14
2.7
PPC IBM PowerPC host processor ................................................................................ 2 - 15
2.7.1
PPC_RAMT ......................................................................................................... 2 - 15
2.7.2
PPC_ETHER ........................................................................................................ 2 - 16
2.7.3
PPC_UART .......................................................................................................... 2 - 17
2.7.4
PPC_EBC ............................................................................................................. 2 - 17
2.7.5
PPC_I2C ............................................................................................................... 2 - 18
2.7.6
PPC_PCI .............................................................................................................. 2 - 19
2.7.7
PPC_FLASH_READ ........................................................................................... 2 - 19
