Motorola MVME2600 Series User Manual Page 415

  • Download
  • Add to my manuals
  • Print
  • Page
    / 518
  • Table of contents
  • BOOKMARKS
  • Rated. / 5. Based on customer reviews
Page view 414
.SIOPEPS
5-91
5
.SIOPEPS
Name
.SIOPEPS - Retrieve SCSI pointers
Code
$0090
Description
The purpose of this TRAP is to allow a user program to access the
SCSI I/O Processor package contained in the PPCBug ROMs. This
TRAP returns a list of pointers and table sizes that the user program
uses to move the SCSI I/O Processor package from ROM to RAM.
The SIOP package cannot be executed by a user program without
being moved and edited. For instructions on how to move and edit
the SIOP package, refer to the documentation for the SCSI I/O
controller (refer to Appendix A, Related Documentation).
Entry Conditions
None
Exit Conditions Different From Entry
R03: Pointer to the SIOP pointer and size table.
Description of SIOP Pointer and Size Table Packet
Format for packet containing SIOP pointers and table sizes. All
entries are 4 bytes in length.
siop_init Initialization routine entry
siop_cmd Command entry point entry
siop_int Interrupt handler entry
sdt_tinit SIOP debug trace initialization entry
sdt_alloc SIOP debug trace memory allocation entry
relocation Pointer to the relocation table for NCR scripts
Page view 414
1 2 ... 410 411 412 413 414 415 416 417 418 419 420 ... 517 518

Comments to this Manuals

No comments