Motorola MVME2400 Series Programmer's Reference Manual page 14

Product Overview - Features ..............................................................................4-1
Functional Description...............................................................................................4-2
Architectural Overview.......................................................................................4-2
VMEbus Interface........................................................................................4-4
PCI Bus Interface.........................................................................................4-5
Interrupter and Interrupt Handler ................................................................4-6
DMA Controller ..........................................................................................4-7
Registers - Universe II Control and Status Registers (UCSR) ..................................4-8
Universe II Register Map....................................................................................4-9
CHAPTER 5 Programming Details
Introduction................................................................................................................5-1
PCI Arbitration...........................................................................................................5-1
Interrupt Handling......................................................................................................5-2
Hawk MPIC ........................................................................................................5-3
8259 Interrupts....................................................................................................5-4
ISA DMA Channels ...................................................................................................5-7
Exceptions..................................................................................................................5-7
Sources of Reset..................................................................................................5-7
Soft Reset............................................................................................................5-8
Universe II Chip Problems after a PCI Reset .....................................................5-8
Error Notification and Handling .........................................................................5-9
Endian Issues ...........................................................................................................5-10
Processor/Memory Domain ..............................................................................5-13
MPIC's Involvement.........................................................................................5-13
PCI Domain ......................................................................................................5-13
PCI-SCSI ...................................................................................................5-13
PCI-Ethernet ..............................................................................................5-13
PCI-Graphics .............................................................................................5-14
Universe II's Involvement ................................................................................5-14
VMEbus Domain ..............................................................................................5-14
ROM/Flash Initialization .........................................................................................5-15
APPENDIX A MVME2400 VPD Reference Information
Vital Product Data (VPD) Introduction ....................................................................A-1
VPD Data Definitions........................................................................................A-1
VPD Data Definitions - Product Configuration Options Data ..........................A-3
VPD Data Definitions - FLASH Memory Configuration Data .........................A-5
VPD Data Definitions - L2 Cache Configuration Data .....................................A-6
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