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Diffstat (limited to 'arch/arm64/include/asm/proc-fns.h')
| -rw-r--r-- | arch/arm64/include/asm/proc-fns.h | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/proc-fns.h b/arch/arm64/include/asm/proc-fns.h new file mode 100644 index 000000000..220633b79 --- /dev/null +++ b/arch/arm64/include/asm/proc-fns.h @@ -0,0 +1,50 @@ +/* + * Based on arch/arm/include/asm/proc-fns.h + * + * Copyright (C) 1997-1999 Russell King + * Copyright (C) 2000 Deep Blue Solutions Ltd + * Copyright (C) 2012 ARM Ltd. + * + * 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. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ +#ifndef __ASM_PROCFNS_H +#define __ASM_PROCFNS_H + +#ifdef __KERNEL__ +#ifndef __ASSEMBLY__ + +#include <asm/page.h> + +struct mm_struct; +struct cpu_suspend_ctx; + +extern void cpu_cache_off(void); +extern void cpu_do_idle(void); +extern void cpu_do_switch_mm(unsigned long pgd_phys, struct mm_struct *mm); +extern void cpu_reset(unsigned long addr) __attribute__((noreturn)); +void cpu_soft_restart(phys_addr_t cpu_reset, + unsigned long addr) __attribute__((noreturn)); +extern void cpu_do_suspend(struct cpu_suspend_ctx *ptr); +extern u64 cpu_do_resume(phys_addr_t ptr, u64 idmap_ttbr); + +#include <asm/memory.h> + +#define cpu_switch_mm(pgd,mm) \ +do { \ + BUG_ON(pgd == swapper_pg_dir); \ + cpu_do_switch_mm(virt_to_phys(pgd),mm); \ +} while (0) + +#endif /* __ASSEMBLY__ */ +#endif /* __KERNEL__ */ +#endif /* __ASM_PROCFNS_H */ |