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#pragma once
13
14#include <stdint.h>
15#include <sel4/sel4.h>
16#include <sel4/arch/pfIPC.h>
17#include <sel4/arch/exIPC.h>
18
19#define EXCEPT_IPC_SYS_MR_IP EXCEPT_IPC_SYS_MR_RIP
20
21static inline void
22sel4utils_set_instruction_pointer(seL4_UserContext *regs, seL4_Word value)
23{
24    regs->rip = value;
25}
26
27static inline seL4_Word
28sel4utils_get_instruction_pointer(seL4_UserContext regs)
29{
30    return regs.rip;
31}
32
33static inline seL4_Word
34sel4utils_get_sp(seL4_UserContext regs)
35{
36    return regs.rsp;
37}
38
39static inline void
40sel4utils_set_stack_pointer(seL4_UserContext *regs, seL4_Word value)
41{
42    regs->rsp = value;
43}
44
45