Initial commit from HTC m7ul-3.4.10-jb-crc-ddcfb8c
diff --git a/arch/arm/include/asm/tls.h b/arch/arm/include/asm/tls.h
new file mode 100644
index 0000000..6a8c23a
--- /dev/null
+++ b/arch/arm/include/asm/tls.h
@@ -0,0 +1,49 @@
+#ifndef __ASMARM_TLS_H
+#define __ASMARM_TLS_H
+
+#ifdef __ASSEMBLY__
+ .macro set_tls_none, tp, tmp1, tmp2
+ .endm
+
+ .macro set_tls_v6k, tp, tmp1, tmp2
+ mcr p15, 0, \tp, c13, c0, 3 @ set TLS register
+ mov \tmp1, #0
+ mcr p15, 0, \tmp1, c13, c0, 2 @ clear user r/w TLS register
+ .endm
+
+ .macro set_tls_v6, tp, tmp1, tmp2
+ ldr \tmp1, =elf_hwcap
+ ldr \tmp1, [\tmp1, #0]
+ mov \tmp2, #0xffff0fff
+ tst \tmp1, #HWCAP_TLS @ hardware TLS available?
+ mcrne p15, 0, \tp, c13, c0, 3 @ yes, set TLS register
+ movne \tmp1, #0
+ mcrne p15, 0, \tmp1, c13, c0, 2 @ clear user r/w TLS register
+ streq \tp, [\tmp2, #-15] @ set TLS value at 0xffff0ff0
+ .endm
+
+ .macro set_tls_software, tp, tmp1, tmp2
+ mov \tmp1, #0xffff0fff
+ str \tp, [\tmp1, #-15] @ set TLS value at 0xffff0ff0
+ .endm
+#endif
+
+#ifdef CONFIG_TLS_REG_EMUL
+#define tls_emu 1
+#define has_tls_reg 1
+#define set_tls set_tls_none
+#elif defined(CONFIG_CPU_V6)
+#define tls_emu 0
+#define has_tls_reg (elf_hwcap & HWCAP_TLS)
+#define set_tls set_tls_v6
+#elif defined(CONFIG_CPU_32v6K)
+#define tls_emu 0
+#define has_tls_reg 1
+#define set_tls set_tls_v6k
+#else
+#define tls_emu 0
+#define has_tls_reg 0
+#define set_tls set_tls_software
+#endif
+
+#endif