From 8e4bff4cab0ddac6060645b0715210484d02ff40 Mon Sep 17 00:00:00 2001 From: Yuval Adam <_@yuv.al> Date: Wed, 30 Aug 2017 08:25:59 +0000 Subject: Initial file dump from open source release --- arch/unicore32/include/asm/cpu-single.h | 45 +++++++++++++++++++++++++++++++++ 1 file changed, 45 insertions(+) create mode 100644 arch/unicore32/include/asm/cpu-single.h (limited to 'arch/unicore32/include/asm/cpu-single.h') diff --git a/arch/unicore32/include/asm/cpu-single.h b/arch/unicore32/include/asm/cpu-single.h new file mode 100644 index 00000000..0f55d182 --- /dev/null +++ b/arch/unicore32/include/asm/cpu-single.h @@ -0,0 +1,45 @@ +/* + * linux/arch/unicore32/include/asm/cpu-single.h + * + * Code specific to PKUnity SoC and UniCore ISA + * + * Copyright (C) 2001-2010 GUAN Xue-tao + * + * 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. + */ +#ifndef __UNICORE_CPU_SINGLE_H__ +#define __UNICORE_CPU_SINGLE_H__ + +#include +#include + +#ifdef __KERNEL__ +#ifndef __ASSEMBLY__ + +#define cpu_switch_mm(pgd, mm) cpu_do_switch_mm(virt_to_phys(pgd), mm) + +#define cpu_get_pgd() \ + ({ \ + unsigned long pg; \ + __asm__("movc %0, p0.c2, #0" \ + : "=r" (pg) : : "cc"); \ + pg &= ~0x0fff; \ + (pgd_t *)phys_to_virt(pg); \ + }) + +struct mm_struct; + +/* declare all the functions as extern */ +extern void cpu_proc_fin(void); +extern int cpu_do_idle(void); +extern void cpu_dcache_clean_area(void *, int); +extern void cpu_do_switch_mm(unsigned long pgd_phys, struct mm_struct *mm); +extern void cpu_set_pte(pte_t *ptep, pte_t pte); +extern void cpu_reset(unsigned long addr) __attribute__((noreturn)); + +#endif /* __ASSEMBLY__ */ +#endif /* __KERNEL__ */ + +#endif /* __UNICORE_CPU_SINGLE_H__ */ -- cgit v1.3.1