Sundance SMT310Q - Manual (Page 3)

Version 2.1 Page 3 of 55 SMT310Q User Manual
Table of Contents
1. Introduction ....................................................................................................... 6
2. Installing the SMT310Q ..................................................................................... 7
2.1 Software installation ..................................................................................... 7
2.2 Hardware installation.................................................................................... 7
2.3 Testing the hardware.................................................................................... 7
3. Hardware Overview ........................................................................................... 9
3.1 Local Bus ..................................................................................................... 9
3.2 V363EPC PCI Bridge Chip......................................................................... 10
3.3 JTAG controller .......................................................................................... 10
3.4 Shared SRAM ............................................................................................ 10
3.5 Control EPLD ............................................................................................. 10
3.6 Onboard resources..................................................................................... 11
3.6.1 SDB..................................................................................................... 11
3.6.2 Host comport link ................................................................................ 11
4. Comports ......................................................................................................... 12
4.1 C_BUF ....................................................................................................... 12
4.2 Buffered External Comport......................................................................... 16
4.3 Comport to PCI Interface............................................................................ 16
4.3.1 Comport Registers (BAR1, Offset 10
16
) .............................................. 16
4.3.2 Control Register (BAR1, Offset 14
16
, WRITE-ONLY) .......................... 17
4.3.3 Status Register (BAR1, Offset 14
16
, Read-Only)................................. 18
4.3.4 Interrupt Control Register (BAR1, Offset 18
16
) .................................... 19
4.4 Comport Direction ...................................................................................... 19
5. Sundance Digital Bus (SDB)........................................................................... 20
6. JTAG Controller............................................................................................... 21
6.1 Using the SMT310Q External/Internal JTAG with TI Tools. ....................... 22
7. Global/Local Bus Transfers, DSP ↔ PCI. ...................................................... 23
7.1 Mailbox Accesses....................................................................................... 23
7.1.1 Doorbell Interrupts............................................................................... 24
7.2 DSP Interrupt Control ................................................................................. 24
7.3 DSP To Local Aperture 0 control and Accessing ....................................... 25
7.4 DSP Signals ............................................................................................... 26