From 3f2546b2ef55b661fd8dd69682b38992225e86f6 Mon Sep 17 00:00:00 2001 From: fishsoupisgood Date: Mon, 29 Apr 2019 01:17:54 +0100 Subject: Initial import of qemu-2.4.1 --- roms/u-boot/arch/openrisc/include/asm/system.h | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) create mode 100644 roms/u-boot/arch/openrisc/include/asm/system.h (limited to 'roms/u-boot/arch/openrisc/include/asm/system.h') diff --git a/roms/u-boot/arch/openrisc/include/asm/system.h b/roms/u-boot/arch/openrisc/include/asm/system.h new file mode 100644 index 00000000..7adfd880 --- /dev/null +++ b/roms/u-boot/arch/openrisc/include/asm/system.h @@ -0,0 +1,26 @@ +/* + * (C) Copyright 2011, Julius Baxter + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __ASM_OPENRISC_SYSTEM_H +#define __ASM_OPENRISC_SYSTEM_H + +#include + +static inline unsigned long mfspr(unsigned long add) +{ + unsigned long ret; + + __asm__ __volatile__ ("l.mfspr %0,r0,%1" : "=r" (ret) : "K" (add)); + + return ret; +} + +static inline void mtspr(unsigned long add, unsigned long val) +{ + __asm__ __volatile__ ("l.mtspr r0,%1,%0" : : "K" (add), "r" (val)); +} + +#endif /* __ASM_OPENRISC_SYSTEM_H */ -- cgit v1.2.3