L4Re Operating System Framework
Interface and Usage Documentation
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thread.h
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1
5/*
6 * (c) 2013 Adam Lackorzynski <adam@os.inf.tu-dresden.de>,
7 * economic rights: Technische Universität Dresden (Germany)
8 *
9 * This file is part of TUD:OS and distributed under the terms of the
10 * GNU General Public License 2.
11 * Please see the COPYING-GPL-2 file for details.
12 *
13 * As a special exception, you may use this file as part of a free software
14 * library without restriction. Specifically, if other files instantiate
15 * templates or use macros or inline functions from this file, or you compile
16 * this file and link it with other files to produce an executable, this
17 * file does not by itself cause the resulting executable to be covered by
18 * the GNU General Public License. This exception does not however
19 * invalidate any other reasons why the executable file might be covered by
20 * the GNU General Public License.
21 */
22#pragma once
23
24#include_next <l4/sys/thread.h>
25
36
42l4_thread_arm_set_tpidruro_u(l4_cap_idx_t thread, l4_addr_t tpidruro,
43 l4_utcb_t *utcb) L4_NOTHROW;
44
64
65/* IMPLEMENTATION -----------------------------------------------------------*/
66
68l4_thread_arm_set_tpidruro_u(l4_cap_idx_t thread, l4_addr_t tpidruro,
70{
71 l4_msg_regs_t *v = l4_utcb_mr_u(utcb);
73 v->mr[1] = tpidruro;
74 return l4_ipc_call(thread, utcb, l4_msgtag(L4_PROTO_THREAD, 2, 0, 0),
76}
77
80{
81 return l4_thread_arm_set_tpidruro_u(thread, tpidruro, l4_utcb());
82}
unsigned long l4_addr_t
Address type.
Definition l4int.h:45
unsigned long l4_cap_idx_t
Capability selector type.
Definition types.h:359
l4_msgtag_t l4_ipc_call(l4_cap_idx_t object, l4_utcb_t *utcb, l4_msgtag_t tag, l4_timeout_t timeout) L4_NOTHROW
Object call (usual invocation).
Definition ipc.h:576
l4_msgtag_t l4_msgtag(long label, unsigned words, unsigned items, unsigned flags) L4_NOTHROW
Create a message tag from the specified values.
Definition types.h:428
@ L4_PROTO_THREAD
Protocol for messages to a thread object.
Definition types.h:64
@ L4_THREAD_ARM_TPIDRURO_OP
Set TPIDRURO register.
Definition thread.h:705
L4_thread_ex_regs_flags_arm
Arm specific L4::Thread::ex_regs() flags.
Definition thread.h:54
l4_msgtag_t l4_thread_arm_set_tpidruro(l4_cap_idx_t thread, l4_addr_t tpidruro) L4_NOTHROW
Set the TPIDRURO thread specific register.
Definition thread.h:79
@ L4_THREAD_EX_REGS_ARM_SET_EL_EL1
Set exception level of thread to EL1 (sys mode).
Definition thread.h:62
@ L4_THREAD_EX_REGS_ARM_SET_EL_MASK
Exception level set mask.
Definition thread.h:56
@ L4_THREAD_EX_REGS_ARM_SET_EL_EL0
Set exception level of thread to EL0 (usr mode).
Definition thread.h:60
@ L4_THREAD_EX_REGS_ARM_SET_EL_KEEP
Keep current exception level of thread (default).
Definition thread.h:58
#define L4_IPC_NEVER
never timeout
Definition __timeout.h:84
struct l4_utcb_t l4_utcb_t
Opaque type for the UTCB.
Definition utcb.h:67
l4_utcb_t * l4_utcb(void) L4_NOTHROW L4_PURE
Get the UTCB address.
Definition utcb.h:340
#define L4_NOTHROW
Mark a function declaration and definition as never throwing an exception.
Definition compiler.h:188
#define L4_INLINE
L4 Inline function attribute.
Definition compiler.h:62
Message tag data structure.
Definition types.h:164
Encapsulation of the message-register block in the UTCB.
Definition utcb.h:79
l4_umword_t mr[L4_UTCB_GENERIC_DATA_SIZE]
Message registers.
Definition utcb.h:80