1c79145f12
There is no "version 2" of the "Lesser" General Public License. It is either "GPL version 2.0" or "Lesser GPL version 2.1". This patch replaces all occurrences of "Lesser GPL version 2" with "Lesser GPL version 2.1" in comment section. Signed-off-by: Chetan Pant <chetan4windows@gmail.com> Message-Id: <20201023122455.19417-1-chetan4windows@gmail.com> Reviewed-by: Thomas Huth <thuth@redhat.com> Signed-off-by: Thomas Huth <thuth@redhat.com>
80 lines
2.2 KiB
C
80 lines
2.2 KiB
C
/*
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* ARM specific CPU ABI and functions for linux-user
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*
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* Copyright (c) 2003 Fabrice Bellard
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef ARM_TARGET_CPU_H
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#define ARM_TARGET_CPU_H
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static inline unsigned long arm_max_reserved_va(CPUState *cs)
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{
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ARMCPU *cpu = ARM_CPU(cs);
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if (arm_feature(&cpu->env, ARM_FEATURE_M)) {
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/*
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* There are magic return addresses above 0xfe000000,
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* and in general a lot of M-profile system stuff in
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* the high addresses. Restrict linux-user to the
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* cached write-back RAM in the system map.
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*/
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return 0x80000000ul;
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} else {
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/*
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* We need to be able to map the commpage.
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* See validate_guest_space in linux-user/elfload.c.
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*/
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return 0xffff0000ul;
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}
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}
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#define MAX_RESERVED_VA arm_max_reserved_va
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static inline void cpu_clone_regs_child(CPUARMState *env, target_ulong newsp,
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unsigned flags)
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{
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if (newsp) {
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env->regs[13] = newsp;
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}
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env->regs[0] = 0;
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}
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static inline void cpu_clone_regs_parent(CPUARMState *env, unsigned flags)
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{
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}
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static inline void cpu_set_tls(CPUARMState *env, target_ulong newtls)
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{
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if (access_secure_reg(env)) {
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env->cp15.tpidruro_s = newtls;
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} else {
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env->cp15.tpidrro_el[0] = newtls;
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}
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}
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static inline target_ulong cpu_get_tls(CPUARMState *env)
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{
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if (access_secure_reg(env)) {
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return env->cp15.tpidruro_s;
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} else {
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return env->cp15.tpidrro_el[0];
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}
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}
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static inline abi_ulong get_sp_from_cpustate(CPUARMState *state)
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{
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return state->regs[13];
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}
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#endif
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