| /* IRQ functions |
| * |
| * (C) Copyright 2007 |
| * Daniel Hellstrom, Gaisler Research, daniel@gaisler.com. |
| * |
| * SPDX-License-Identifier: GPL-2.0+ |
| */ |
| |
| #ifndef __SPARC_IRQ_H__ |
| #define __SPARC_IRQ_H__ |
| |
| #include <asm/psr.h> |
| |
| /* Set SPARC Processor Interrupt Level */ |
| extern inline void set_pil(unsigned int level) |
| { |
| unsigned int psr = get_psr(); |
| |
| put_psr((psr & ~PSR_PIL) | ((level & 0xf) << PSR_PIL_OFS)); |
| } |
| |
| /* Get SPARC Processor Interrupt Level */ |
| extern inline unsigned int get_pil(void) |
| { |
| unsigned int psr = get_psr(); |
| return (psr & PSR_PIL) >> PSR_PIL_OFS; |
| } |
| |
| /* Disables interrupts and return current PIL value */ |
| extern int intLock(void); |
| |
| /* Sets the PIL to oldLevel */ |
| extern void intUnlock(int oldLevel); |
| |
| #endif |
