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/**
* @file
*
* @ingroup mpc55xx
*
* @brief System Integration Unit Access (SIU).
*/
/*
* Copyright (c) 2010
* Embedded Brains GmbH
* Obere Lagerstr. 30
* D-82178 Puchheim
* Germany
* rtems@embedded-brains.de
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*/
#include <mpc55xx/regs.h>
#include <mpc55xx/mpc55xx.h>
#include <mpc55xx/siu.h>
rtems_status_code mpc55xx_siu_pcr_init(volatile struct SIU_tag *siu,
const mpc55xx_siu_pcr_entry_t *pcr_entry)
{
int idx,cnt;
/*
* repeat, until end of list reached (pcr_cnt = 0)
*/
while ((pcr_entry != NULL) &&
(pcr_entry->pcr_cnt > 0)) {
idx = pcr_entry->pcr_idx;
for (cnt = pcr_entry->pcr_cnt;cnt > 0;cnt--) {
siu->PCR[idx++].R = pcr_entry->pcr_val.R;
}
pcr_entry++;
}
return RTEMS_SUCCESSFUL;
}
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