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®
4538 PMC T1/E1/J1
Communications Controller
Hardware Reference Manual
Document No. UG4538-001
Print Date:
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Copyright Notice © 2001 by Interphase Corporation. All rights reserved. Printed in the United States of America, 2001. This manual is licensed by Interphase to the user for internal use only and is protected by copyright. The user is authorized to download and print a copy of this manual if the user has purchased one or more of the Interphase products described herein. All copies of this manual shall include the copyright notice contained herein. No part of this manual, whether modified or n
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Assistance Product Purchased from Reseller Contact the reseller or distributor if You need ordering, service or any technical assistance. You received a damaged, incomplete or incorrect product. Product Purchased Directly from Interphase Corporation Contact Interphase Corporation directly for assistance with this, or any other Interphase Corporation product. Please have your purchase order and serial numbers ready. Customer Support United States: Telephone: (214) 654-5555 Fax: (214) 654-550
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END-USER LICENSE AGREEMENT FOR INTERPHASE CORPORATION SOFTWARE IMPORTANT NOTICE TO USER–READ CAREFULLY THIS END-USER LICENSE AGREEMENT FOR INTERPHASE CORPORATION SOFTWARE (“AGREEMENT”) IS A LEGAL AGREEMENT BETWEEN YOU (EITHER AN INDIVIDUAL OR SINGLE ENTITY) AND INTERPHASE CORPORATION FOR THE SOFTWARE PRODUCTS ENCLOSED HEREIN WHICH INCLUDES COMPUTER SOFTWARE AND PRINTED MATERIALS (“SOFTWARE”). BY INSTALLING, COPYING, OR OTHERWISE USING THE ENCLOSED SOFTWARE, YOU AGREE TO BE BOUND BY THE TERM
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Limitation of Liability: NEITHER INTERPHASE NOR ITS LICENSORS SHALL BE LIABLE FOR ANY GENERAL, INDIRECT, CONSEQUENTIAL, INCIDENTAL, OR OTHER DAMAGES ARISING OUT OF THIS AGREEMENT EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. Confidentiality: The Software is copyrighted and contains proprietary and confidential trade secret information of Interphase and its vendors. Licensee agrees to maintain the Software in confidence and not to disclose the Software to any third party without the exp
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Contents List of Figures List of Tables List of Examples
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Contents PowerSpan I² O Registers
Interrupt Pins and Doorbell Usage
PCI to Local Interrupt (ATN) Local to PCI Interrupt (–INTA)
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Contents CPM RCCR Reset CHAPTER 3 Programming the Peripherals Overview PowerQUICC II CPM Initialization
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Contents In Situ EPLD Programming Optimizing the PCI Bus Utilization Effective Ordering of the PCI Accesses PCI Deadlock Situations
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List of Figures Figure 1-1. 4538 Structure....................................................................................................................................2 Figure 1-2. Local Space Mapping.........................................................................................................................6 Figure 1-3. Board CPU_LEDs............................................................................................................................13 Figure 1-4. Local
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List of Figures vi Interphase Corporation
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List of Tables Table 1-1. PCI Local Space Mapping ........................................................................................................................5 Table 1-2. Local Interrupts ........................................................................................................................................7 Table 1-3. PowerQUICC II Memory Controller Machine Usage .............................................................................7 Table 1-4. CPM Port A Usag
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List of Tables Table 5-3. J4 TTY Serial Connector ....................................................................................................................... 98 Table 5-4. PMC Connector P1 ................................................................................................................................98 Table 5-5. PMC Connector P2 .............................................................................................................................. 100 Table 5-6
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List of Examples
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List of Examples x Interphase Corporation
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Using This Guide Purpose This 4538 Hardware Reference Manual is designed for software developers in Interphase customer organizations who intend to develop embedded software and/or host drivers for the 4538 T1/E1/J1 communications controller. The 4538 is delivered with an Interphase Boot Firmware located in the FLASH memory. This firmware initializes and configures the 4538 hardware at each boot. It also includes built-in self tests and a monitor. Software developers can decide to keep the I
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Byte Ordering and Bit Coding Convention Byte Ordering and Bit Coding Convention The PCI bus uses the Little Endian Byte ordering: byte 0 in a 32-bit word is the Least Significant Byte (LSB) from an arithmetic point of view and is noted D(7:0). The PowerPC architecture uses the Big Endian Byte ordering: byte 0 in a 32-bit word is the Most Significant Byte (MSB) from an arithmetic point of view and is noted D(31:24). The PowerPC architecture uses the very unusual Little Endian Bit convention, w
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CAUTION The Caution icon brings to your attention those items or steps that, if not properly followed, could cause problems in your machine’s configuration or operating system. WARNING The Warning icon alerts you to steps or procedures that could be hazardous to your health, cause permanent damage to the equipment, or impose unpredictable results on the surrounding environment. Text Conventions The following conventions are used in this manual. Computer-generated text is shown in typewriter
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Checking and Downloading from the Interphase WWW/FTP Site Checking and Downloading from the Interphase WWW/FTP Site The latest production software drivers, firmware, and documentation (in Adobe Acrobat PDF or text format) for our current products are available on our WWW / FTP site. Interphase recommends our customers visit the web site often to verify that they have the latest version of driver, firmware, or documentation. WWW Method 1. Access the following web page: http://www.iphase.com 2
