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[PATCH v5 15/37] bsd-user/arm/target_arch_cpu.c: Target specific TLS rou
From: |
Warner Losh |
Subject: |
[PATCH v5 15/37] bsd-user/arm/target_arch_cpu.c: Target specific TLS routines |
Date: |
Sun, 7 Nov 2021 20:51:14 -0700 |
Target specific TLS routines to get and set the TLS values.
Signed-off-by: Kyle Evans <kevans@FreeBSD.org>
Signed-off-by: Stacey Son <sson@FreeBSD.org>
Signed-off-by: Warner Losh <imp@bsdimp.com>
Reviewed-by: Kyle Evans <kevans@FreeBSD.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
---
bsd-user/arm/target_arch.h | 28 ++++++++++++++++++++++++
bsd-user/arm/target_arch_cpu.c | 39 ++++++++++++++++++++++++++++++++++
2 files changed, 67 insertions(+)
create mode 100644 bsd-user/arm/target_arch.h
create mode 100644 bsd-user/arm/target_arch_cpu.c
diff --git a/bsd-user/arm/target_arch.h b/bsd-user/arm/target_arch.h
new file mode 100644
index 0000000000..93cfaea098
--- /dev/null
+++ b/bsd-user/arm/target_arch.h
@@ -0,0 +1,28 @@
+/*
+ * ARM 32-bit specific prototypes for bsd-user
+ *
+ * Copyright (c) 2013 Stacey D. Son
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef _TARGET_ARCH_H_
+#define _TARGET_ARCH_H_
+
+#include "qemu.h"
+
+void target_cpu_set_tls(CPUARMState *env, target_ulong newtls);
+target_ulong target_cpu_get_tls(CPUARMState *env);
+
+#endif /* !_TARGET_ARCH_H_ */
diff --git a/bsd-user/arm/target_arch_cpu.c b/bsd-user/arm/target_arch_cpu.c
new file mode 100644
index 0000000000..02bf9149d5
--- /dev/null
+++ b/bsd-user/arm/target_arch_cpu.c
@@ -0,0 +1,39 @@
+/*
+ * arm cpu related code
+ *
+ * Copyright (c) 2013 Stacey D. Son
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
+ */
+#include "target_arch.h"
+
+void target_cpu_set_tls(CPUARMState *env, target_ulong newtls)
+{
+ if (access_secure_reg(env)) {
+ env->cp15.tpidrurw_s = newtls;
+ env->cp15.tpidruro_s = newtls;
+ return;
+ }
+
+ env->cp15.tpidr_el[0] = newtls;
+ env->cp15.tpidrro_el[0] = newtls;
+}
+
+target_ulong target_cpu_get_tls(CPUARMState *env)
+{
+ if (access_secure_reg(env)) {
+ return env->cp15.tpidruro_s;
+ }
+ return env->cp15.tpidrro_el[0];
+}
--
2.33.0
- [PATCH v5 09/37] bsd-user/x86_64/target_arch_signal.h: use new target_os_ucontext.h, (continued)
- [PATCH v5 09/37] bsd-user/x86_64/target_arch_signal.h: use new target_os_ucontext.h, Warner Losh, 2021/11/07
- [PATCH v5 12/37] bsd-user/target_os_signal.h: Move signal prototypes to target_os_ucontext.h, Warner Losh, 2021/11/07
- [PATCH v5 01/37] bsd-user/mips*: Remove mips support, Warner Losh, 2021/11/07
- [PATCH v5 02/37] bsd-user/freebsd: Create common target_os_ucontext.h file, Warner Losh, 2021/11/07
- [PATCH v5 06/37] bsd-user/i386/target_arch_signal.h: Update mcontext_t to match FreeBSD, Warner Losh, 2021/11/07
- [PATCH v5 08/37] bsd-user/x86_64/target_arch_signal.h: Remove target_sigcontext, Warner Losh, 2021/11/07
- [PATCH v5 07/37] bsd-user/i386: Move the inlines into signal.c, Warner Losh, 2021/11/07
- [PATCH v5 11/37] bsd-user/x86_64: Move functions into signal.c, Warner Losh, 2021/11/07
- [PATCH v5 17/37] bsd-user/arm/target_arch_cpu.h: Implement target_cpu_clone_regs, Warner Losh, 2021/11/07
- [PATCH v5 16/37] bsd-user/arm/target_arch_cpu.h: CPU Loop definitions, Warner Losh, 2021/11/07
- [PATCH v5 15/37] bsd-user/arm/target_arch_cpu.c: Target specific TLS routines,
Warner Losh <=
- [PATCH v5 10/37] bsd-user/x86_64/target_arch_signal.h: Fill in mcontext_t, Warner Losh, 2021/11/07
- [PATCH v5 19/37] bsd-user/arm/target_arch_cpu.h: Implement trivial EXCP exceptions, Warner Losh, 2021/11/07
- [PATCH v5 18/37] bsd-user/arm/target_arch_cpu.h: Dummy target_cpu_loop implementation, Warner Losh, 2021/11/07
- [PATCH v5 14/37] bsd-user/arm/target_syscall.h: Add copyright and update name, Warner Losh, 2021/11/07
- [PATCH v5 21/37] bsd-user/arm/target_arch_cpu.h: Implement system call dispatch, Warner Losh, 2021/11/07
- [PATCH v5 24/37] bsd-user/arm/target_arch_sigtramp.h: Signal Trampoline for arm, Warner Losh, 2021/11/07
- [PATCH v5 13/37] bsd-user/arm/target_arch_sysarch.h: Use consistent include guards, Warner Losh, 2021/11/07
- [PATCH v5 25/37] bsd-user/arm/target_arch_thread.h: Routines to create and switch to a thread, Warner Losh, 2021/11/07
- [PATCH v5 26/37] bsd-user/arm/target_arch_elf.h: arm defines for ELF, Warner Losh, 2021/11/07
- [PATCH v5 29/37] bsd-user/arm/target_arch_signal.h: arm specific signal registers and stack, Warner Losh, 2021/11/07