40 lines
897 B
C
40 lines
897 B
C
/*
|
|
* Copyright Codito Technologies (www.codito.com)
|
|
*
|
|
* cpu/arc/interrupts.c
|
|
*
|
|
* Copyright (C)
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
* published by the Free Software Foundation.
|
|
*
|
|
* Authors : Sandeep Patil (sandeep.patil@codito.com)
|
|
* Pradeep Sawlani (pradeep.sawlani@codito.com)
|
|
*/
|
|
#include <asm/arcregs.h>
|
|
|
|
void disable_interrupts(void)
|
|
{
|
|
unsigned int status;
|
|
status = read_new_aux_reg(ARC_REG_STATUS32);
|
|
status &= STATUS_DISABLE_INTERRUPTS;
|
|
/* write_new_aux_reg(ARC_REG_STATUS32,status); */
|
|
__asm__ __volatile__ (
|
|
"FLAG %0"
|
|
:
|
|
:"r"(status)
|
|
);
|
|
|
|
}
|
|
|
|
void enable_interrupts(void)
|
|
{
|
|
unsigned int status ;
|
|
status = read_new_aux_reg(ARC_REG_STATUS32);
|
|
status |= STATUS_E1_MASK;
|
|
status |= STATUS_E2_MASK;
|
|
write_new_aux_reg(ARC_REG_STATUS32,status);
|
|
}
|
|
|