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BCM91125F

User Manual

02/18/04

B ro a d c o m C o r p o r a t i o n

Page

8

Fuse and Battery

Document

91125F-UM100-R

F

USE

AND

B

ATTERY

shows the positions of the fuse and battery numerically. Compare

’s number callouts with a

description of each fuse and battery in

Figure 5: Fuse and Battery Callouts

Table 3:

Fuse and Battery Descriptions

Board ID

Function

F3 *

EJTAG current limiting fuse

BT1

RTC battery

* = Fuse located on the back side of the board.

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Summary of Contents for BCM91125F

Page 1: ...USER MANUAL BCM91125F 91125F UM100 R 16215 Alton Parkway P O Box 57013 Irvine CA 92619 7013 Phone 949 450 8700 Fax 949 450 8710 02 18 04 Evaluation Board ...

Page 2: ...ed in the U S A Broadcom and the pulse logo are registered trademarks of Broadcom Corporation and or its subsidiaries in the United States and certain other countries All other trademarks mentioned are the property of their respective owners REVISION HISTORY Revision Date Change Description 91125F UM100 R 02 18 04 Initial release ...

Page 3: ...res 1 Hardware 1 Firmware 2 Section 2 Getting Started 3 Section 3 Physical Description 4 Block Diagram 4 Connectors 5 Powering Up the Board 6 LEDs 6 Fuse and Battery 8 Switches 9 BCM1125H Peripheral Devices 10 Section 4 Firmware Configuration 11 Section 5 Troubleshooting 12 Corrective Procedures 12 Replacement Parts 12 Section 6 Web Resources 13 SiByte 13 Peripherals 13 Bus Interface 13 ...

Page 4: ...BCM91125F User Manual 02 18 04 Broadcom Corporation Page iv Document 91125F UM100 R ...

Page 5: ... Broadcom Corporation Document 91125F UM100 R Page v LIST OF FIGURES Figure 1 Top View 4 Figure 2 Block Diagram 4 Figure 3 Connector Callouts 5 Figure 4 LED Callouts 6 Figure 5 Fuse and Battery Callouts 8 Figure 6 Switch Callouts 9 ...

Page 6: ...criptions 8 Table 4 Switch Descriptions 9 Table 5 SMBus Peripherals 10 Table 6 Generic Bus Peripherals 10 Table 7 GPIO Map 10 Table 8 PCI Interrupt Map 10 Table 9 Firmware Generic Bus Memory Mapping 11 Table 10 Firmware Configuration Bits Mapping 11 Table 11 Replacement Parts 12 Table 12 SiByte Web Resources 13 Table 13 Peripheral Web Resources 13 Table 14 Bus Interface Web Resources 13 ...

Page 7: ...onal information on this board and the BCM1125H processor go to http sibyte broadcom com public ITEMS INCLUDED WITH THE SHIPMENT The following items are included with the BCM91125F evaluation board shipment BCM91125F evaluation board OCDemon Macraigor Systems Wiggler parallel port JTAG probe 120 240V AC to 5V DC power adapter Viosoft ARRIBA Embedded Edition CD This document FEATURES This section d...

Page 8: ...ry models and big and little endian operation There are many parameters configurable at build time that can be used to customize CFE to suit diverse customer requirements On the BCM91125F CFE can load programs such as S records raw binary or ELF formatted from bootstrap devices in a variety of ways including Via either Ethernet port from a TFTP server Via the serial port S records only For additio...

Page 9: ...n 0 Config switch 2 CPU 1125H A2 L2 Cache 256KB SysCfg 0080000008C20600 PLL_DIV 12 IOB0_DIV CPUCLK 4 IOB1_DIV CPUCLK 3 CPU type 0x40103 600MHz Total memory 0x8000000 bytes 128MB Total memory used by CFE 0x87E96360 0x88000000 1481888 Initialized Data 0x87E96360 0x87E9FE80 39712 BSS Area 0x87E9FE80 0x87EA05A0 1824 Local Heap 0x87EA05A0 0x87FA05A0 1048576 Stack Area 0x87FA05A0 0x87FA25A0 8192 Text co...

Page 10: ...CI card format The following figure shows a top view of the BCM91125F Figure 1 Top View BLOCK DIAGRAM The following figure shows a block diagram of the BCM91125F Figure 2 Block Diagram Serial Port 0 EJTAG DRAM Flash ROM Four character LED BCM1125 JTAG S0 M IO_AD PCI Connector PCI E0 10 100 1000 Ethernet Port E0 SPD EEPROM SMBus 0 E1 10 100 1000 Ethernet Port E1 EEPROM RTC Temp Sensor SMBus 1 ...

Page 11: ... finger PCI connector J8 Serial port 0 RS 232 connector J14 DEBUG_L trigger for scope pin1 GND pin2 DEBUG_L J15 EJTAG connector J18 1 2V core supply sense pin1 GND pin2 1 2V J19 Standard hard drive power supply connector J23A 10 100 1000 Mbps Ethernet Port E1 J21 2 5V supply sense pin1 GND pin2 2 5V J22 3 3V supply sense pin1 GND pin2 3 3V J23B 10 100 1000 Mbps Ethernet Port E0 J24 5V power supply...

Page 12: ...rd s PCI connector J2 to a PCI slot on a motherboard A HDD power cable from a standard PC power supply to the HDD connector J19 The supplied 120 240V AC to 5V DC adapter to the 5V DC connector J24 Only one of these methods should be employed at any given time LEDS Figure 4 shows the positions of the LEDs numerically Compare Figure 4 s number callouts with a description of each LED in Table 2 on pa...

Page 13: ...llow Fdx Full duplex indicator Green Slv Slave indicator Yellow Act Transmit and receive activity indicator Green Link Link quality indicator D12 Ethernet Port E0 PHY LEDs Red Link2 Speed indicator Green Link1 Speed indicator Yellow Fdx Full duplex indicator Green Slv Slave indicator Yellow Act Transmit and receive activity indicator Green Link Link quality indicator D13 Green Debug LED D16 Green ...

Page 14: ... shows the positions of the fuse and battery numerically Compare Figure 5 s number callouts with a description of each fuse and battery in Table 3 Figure 5 Fuse and Battery Callouts Table 3 Fuse and Battery Descriptions Board ID Function F3 EJTAG current limiting fuse BT1 RTC battery Fuse located on the back side of the board ...

Page 15: ...ription of each switch in Table 4 Figure 6 Switch Callouts Table 4 Switch Descriptions Board ID Function Default SW2 Cold reset asserted when the button is pressed NA SW3 NMI GPIO 8 asserted when the button is pressed NA SW4 8 position DIP switch used for board configuration 0b01000010 dip 8 GPIO 15 0b0 dip 7 System byte order 1 big endian 0 little endian 0b1 dip 6 1 BCM1125H SW config 5 0 0b00001...

Page 16: ...ffect the firmware s ability to configure the DRAM correctly Table 6 Generic Bus Peripherals Chip Select Description CS0 Intel E28F128J3A boot ROM CS6 HP HDLO 2416 LED display Table 7 GPIO Map GPIO Pin BCM1125H Pin Direction Description 0 Output DEBUG_LED LED D13 1 Input OUT from RTC 7 Input PHY_INT_L ORed PHY interrupt from both BCM5421 PHY chips 8 Input NMI_L from switch SW3 9 Input TEMP_ALERT_L...

Page 17: ...to the chip selects on the generic bus Table 9 Firmware Generic Bus Memory Mapping Chip Select Description Physical Memory Address Size CS0 Boot ROM 0x1FC0_0000 16 MB CS6 LED Display 0x1D0A_0000 64 KB Table 10 Firmware Configuration Bits Mapping SW Config Bit Name Action 0 autostartup CFE attempts to execute the value stored in the STARTUP environment variable after initialization 1 config PCI CFE...

Page 18: ...ontrol 3 PCI problems may be encountered when placing the BCM91125F board into a PCI slot on a host PC or workstation The BCM91125F is hardwired in PCI device mode Problems may occur if the BCM91125F is reset which clears the host configured PCI registers in the BCM1125H without the host s knowledge If this problem occurs and the PCI interface is being used only for the purpose of powering the BCM...

Page 19: ...line products families memories rtc nv_t81 htm HP HDLO 2416 four character alphanumeric display http literature agilent com litweb pdf 5988 3269EN pdf Atmel AT24C02 serial EEPROM SPD for memory http www atmel com dyn products product_card asp family_id 647 family_name Serial EEPRO M part_id 2805 Samsung K4H561638D TCA2 256Mb DDR SDRAM http www samsung com Products Semiconductor DRAM DDRSDRAM DDRSD...

Page 20: ...a herein to improve reliability function or design Information furnished by Broadcom Corporation is believed to be accurate and reliable However Broadcom Corporation does not assume any liability arising out of the application or use of this information nor the application or use of any product or circuit described herein neither does it convey any license under its patent rights nor the rights of...

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