From 4abab5ad6c8465a7528ccdd5f49367da05f78bbd Mon Sep 17 00:00:00 2001
From: Vladimir Azarov <avm@intermediate-node.net>
Date: Tue, 1 Oct 2024 15:47:05 +0200
Subject: Initial version

---
 arch/powerpc/pthread_arch.h | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100644 arch/powerpc/pthread_arch.h

(limited to 'arch/powerpc/pthread_arch.h')

diff --git a/arch/powerpc/pthread_arch.h b/arch/powerpc/pthread_arch.h
new file mode 100644
index 0000000..42e88b0
--- /dev/null
+++ b/arch/powerpc/pthread_arch.h
@@ -0,0 +1,16 @@
+static inline uintptr_t __get_tp()
+{
+	register uintptr_t tp __asm__("r2");
+	__asm__ ("" : "=r" (tp) );
+	return tp;
+}
+                        
+#define TLS_ABOVE_TP
+#define GAP_ABOVE_TP 0
+
+#define TP_OFFSET 0x7000
+#define DTP_OFFSET 0x8000
+
+// the kernel calls the ip "nip", it's the first saved value after the 32
+// GPRs.
+#define MC_PC gregs[32]
-- 
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