1/* 2 * Copyright 2017, Data61 3 * Commonwealth Scientific and Industrial Research Organisation (CSIRO) 4 * ABN 41 687 119 230. 5 * 6 * This software may be distributed and modified according to the terms of 7 * the BSD 2-Clause license. Note that NO WARRANTY is provided. 8 * See "LICENSE_BSD2.txt" for details. 9 * 10 * @TAG(DATA61_BSD) 11 */ 12 13#ifndef __LIBSEL4_SEL4_SEL4_ARCH_FUNCTIONS_H_ 14#define __LIBSEL4_SEL4_SEL4_ARCH_FUNCTIONS_H_ 15 16#include <autoconf.h> 17#include <sel4/constants.h> 18 19LIBSEL4_INLINE_FUNC seL4_IPCBuffer* 20seL4_GetIPCBuffer(void) 21{ 22 seL4_Word reg; 23 asm ("mrs %0, tpidrro_el0" : "=r" (reg)); 24 return (seL4_IPCBuffer*)reg; 25} 26 27#endif /* __LIBSEL4_SEL4_SEL4_ARCH_FUNCTIONS_H_ */ 28