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From: Christophe Lyon <christophe.lyon@st.com>
To: qemu-devel@nongnu.org, christophe.lyon@linaro.org,
	peter.maydell@linaro.org, riku.voipio@iki.fi, laurent@vivier.eu
Subject: [Qemu-devel] [PATCH] linux-user: Add ARM get_tls syscall support
Date: Mon, 16 Apr 2018 11:18:25 +0200	[thread overview]
Message-ID: <20180416091845.7315-1-christophe.lyon@st.com> (raw)

Co-Authored-By: Mickaël Guêné <mickael.guene@st.com>
Signed-off-by: Christophe Lyon <christophe.lyon@st.com>

diff --git a/linux-user/arm/target_syscall.h b/linux-user/arm/target_syscall.h
index 94e2a42..afc0772 100644
--- a/linux-user/arm/target_syscall.h
+++ b/linux-user/arm/target_syscall.h
@@ -16,6 +16,7 @@ struct target_pt_regs {
 #define ARM_NR_breakpoint (ARM_NR_BASE + 1)
 #define ARM_NR_cacheflush (ARM_NR_BASE + 2)
 #define ARM_NR_set_tls	  (ARM_NR_BASE + 5)
+#define ARM_NR_get_tls    (ARM_NR_BASE + 6)
 
 #define ARM_NR_semihosting	  0x123456
 #define ARM_NR_thumb_semihosting  0xAB
diff --git a/linux-user/main.c b/linux-user/main.c
index 8907a84..2acac36 100644
--- a/linux-user/main.c
+++ b/linux-user/main.c
@@ -720,6 +720,9 @@ void cpu_loop(CPUARMState *env)
                         case ARM_NR_breakpoint:
                             env->regs[15] -= env->thumb ? 2 : 4;
                             goto excp_debug;
+                        case ARM_NR_get_tls:
+                            env->regs[0] = cpu_get_tls(env);
+                            break;
                         default:
                             gemu_log("qemu: Unsupported ARM syscall: 0x%x\n",
                                      n);
-- 
2.6.3

             reply	other threads:[~2018-04-16  9:19 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-04-16  9:18 Christophe Lyon [this message]
2018-04-16  9:24 ` [Qemu-devel] [PATCH] linux-user: Add ARM get_tls syscall support Peter Maydell

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