/* SPDX-License-Identifier: BSD-2-Clause */
/* void Shm_Cause_interrupt( node )
*
* This routine is the shared memory driver routine which
* generates interrupts to other CPUs.
*
* It uses the information placed in the node status control
* block by each node. For example, when used with the Motorola
* MVME136 board, the MPCSR is used.
*
* Input parameters:
* node - destination of this packet (0 = broadcast)
*
* Output parameters: NONE
*
* COPYRIGHT (c) 1989-1999.
* On-Line Applications Research Corporation (OAR).
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <rtems.h>
#include "shm_driver.h"
void Shm_Cause_interrupt(
uint32_t node
)
{
Shm_Interrupt_information *intr;
uint8_t *u8;
uint16_t *u16;
uint32_t *u32;
uint32_t value;
intr = &Shm_Interrupt_table[node];
value = intr->value;
switch ( intr->length ) {
case NO_INTERRUPT:
break;
case BYTE:
u8 = (uint8_t*)intr->address;
*u8 = (uint8_t) value;
break;
case WORD:
u16 = (uint16_t*)intr->address;
*u16 = (uint16_t) value;
break;
case LONG:
u32 = (uint32_t*)intr->address;
*u32 = (uint32_t) value;
break;
}
}