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/*
* cp.c
*
* MPC8xx CPM RISC Communication Processor routines.
*
* Based on code (alloc860.c in eth_comm port) by
* Jay Monkman (jmonkman@frasca.com),
* which, in turn, is based on code by
* W. Eric Norum (eric@skatter.usask.ca).
*
* Modifications by Darlene Stewart (Darlene.Stewart@iit.nrc.ca):
* Copyright (c) 1999, National Research Council of Canada
*/
#include <rtems.h>
#include <mpc8260.h>
#include <mpc8260/cpm.h>
/*
* Send a command to the CPM RISC processer
*/
void m8xx_cp_execute_cmd( uint32_t command )
{
uint16_t lvl;
rtems_interrupt_disable(lvl);
while (m8260.cpcr & M8260_CR_FLG) {
continue;
}
m8260.cpcr = command | M8260_CR_FLG;
rtems_interrupt_enable (lvl);
}
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