sel4-sys 0.0.28

Rust interface to the seL4 kernel
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43

/*
 * Copyright 2016, Data61
 * Commonwealth Scientific and Industrial Research Organisation (CSIRO)
 * ABN 41 687 119 230.
 *
 * This software may be distributed and modified according to the terms of
 * the GNU General Public License version 2. Note that NO WARRANTY is provided.
 * See "LICENSE_GPLv2.txt" for details.
 *
 * @TAG(DATA61_GPL)
 */

#include <object.h>
#include <machine.h>
#include <arch/model/statedata.h>
#include <arch/kernel/vspace.h>
#include <arch/kernel/thread.h>
#include <arch/linker.h>

void
Arch_switchToThread(tcb_t *tcb)
{
    setVMRoot(tcb);
}

BOOT_CODE void
Arch_configureIdleThread(tcb_t *tcb)
{
    setRegister(tcb, SPSR_EL1, PSTATE_IDLETHREAD);
    setRegister(tcb, ELR_EL1, (word_t)idleThreadStart);
}

void
Arch_switchToIdleThread(void)
{
    setCurrentUserVSpaceRoot(ttbr_new(0, pptr_to_paddr(armKSGlobalUserPGD)));
}

void CONST
Arch_activateIdleThread(tcb_t *tcb)
{
    /* Don't need to do anything */
}