Table 14 Primary Booter Commands And Parameters - Motorola PPC/PMC-8260/DS1 Reference Manual

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Primary Booter Commands
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The following table shows the commands which can be entered into the SYNC
field, their functions and the necessary parameters.
Table 14: Primary Booter Commands and Parameters
Command Description
eras Erases flash device at the address space
denoted by <CSPC>.
flsh Initiates flash programming of <CSIZ>
bytes of data stored at offset <COFF>
into memory window at the address
space denoted by <CSPC>, beginning at
flash device offset <CADR>.
.go! Starts code execution at local memory
address <ADRS>. This command ter-
minates the primary booter, i.e. all
memory resources used by the primary
booter can be overwritten. For a code
example, see the "Starting Code Execu-
tion" section on page 4-38.
ping Checks alive state of primary booter.
Unless the primary booter is busy with
the previous operation, it will set the
.OK. status immediately as it sees
PING. For a code example, see the
"Checking Alive State of Target" sec-
tion on page 4-37.
Necessary Parameters
CSPC: Destination address space
(must be 0)
COFF: Address of I/O buffer (offset
must be used relative to 01C00000
CSIZ: Number of bytes to be trans-
ferred
CADR: Destination address
CSPC: Destination address space
(must be 0)
ADRS: Local memory address
PPC/PMC-8260/DS1
Firmware
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