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author | Tomasz Kramkowski <tk@the-tk.com> | 2017-05-18 19:20:05 +0100 |
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committer | Tomasz Kramkowski <tk@the-tk.com> | 2017-05-18 19:26:47 +0100 |
commit | 6852efe4a621a52e82ec5371a4b9fc10cc1bea88 (patch) | |
tree | 8b9954d397a1ef51ec2375095d6299396c9b37f4 /asm.h | |
parent | d091b5a0950ea94f66d20eba33e5e96b7b9d5e83 (diff) | |
download | fmk-6852efe4a621a52e82ec5371a4b9fc10cc1bea88.tar.gz fmk-6852efe4a621a52e82ec5371a4b9fc10cc1bea88.tar.xz fmk-6852efe4a621a52e82ec5371a4b9fc10cc1bea88.zip |
asm.h -> lib/asm.h
Diffstat (limited to 'asm.h')
-rw-r--r-- | asm.h | 42 |
1 files changed, 0 insertions, 42 deletions
@@ -1,42 +0,0 @@ -/* - * asm.h -- ARM thumb assembly instructions - * - * Copyright (C) 2016-2017 Tomasz Kramkowski <tk@the-tk.com> - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * 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 FMK_ASM_H -#define FMK_ASM_H - -#include <stdint.h> - -#define CLI() __asm__ volatile ("cpsid i") -#define STI() __asm__ volatile ("cpsie i") -#define WFI() __asm__ volatile ("wfi") - -static inline uint32_t get_BASEPRI(void) -{ - uint32_t ret; - - __asm__ volatile ("mrs %0, basepri" :"=r"(ret)); - - return ret; -} - -static inline void set_BASEPRI(uint32_t p) -{ - __asm__ volatile ("msr basepri, %0" ::"r"(p)); -} - -#endif /* FMK_ASM_H */ |