1 files changed, 49 insertions, 0 deletions
diff --git a/arch/kvx/include/asm/sys_arch.h b/arch/kvx/include/asm/sys_arch.h
new file mode 100644
index 0000000000..ce07a55986
--- /dev/null
+++ b/arch/kvx/include/asm/sys_arch.h
@@ -0,0 +1,49 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (C) 2019 Kalray Inc.
+ */
+
+#ifndef _ASM_KVX_SYS_ARCH_H
+#define _ASM_KVX_SYS_ARCH_H
+
+#include <asm/sfr_defs.h>
+
+#define EXCEPTION_STRIDE	0x40
+#define EXCEPTION_ALIGNMENT	0x100
+
+#define kvx_cluster_id() ((int) \
+	((kvx_sfr_get(PCR) & KVX_SFR_PCR_CID_MASK) \
+					>> KVX_SFR_PCR_CID_SHIFT))
+#define KVX_SFR_START(__sfr_reg) \
+	(KVX_SFR_## __sfr_reg ## _SHIFT)
+
+#define KVX_SFR_END(__sfr_reg) \
+	(KVX_SFR_## __sfr_reg ## _SHIFT + KVX_SFR_## __sfr_reg ## _WIDTH - 1)
+
+/**
+ * Get the value to clear a sfr
+ */
+#define SFR_CLEAR(__sfr, __field, __lm) \
+	KVX_SFR_## __sfr ## _ ## __field ## _ ## __lm ## _CLEAR
+
+#define SFR_CLEAR_WFXL(__sfr, __field)  SFR_CLEAR(__sfr, __field, WFXL)
+#define SFR_CLEAR_WFXM(__sfr, __field)  SFR_CLEAR(__sfr, __field, WFXM)
+
+/**
+ * Get the value to set a sfr.
+ */
+#define SFR_SET_WFXL(__sfr, __field, __val) \
+	(__val << (KVX_SFR_ ## __sfr ## _ ## __field ## _SHIFT + 32))
+
+#define SFR_SET_WFXM(__sfr, __field, __val) \
+	(__val << (KVX_SFR_ ## __sfr ## _ ## __field ## _SHIFT))
+
+/**
+ * Generate the mask to clear and set a value using wfx{m|l}.
+ */
+#define SFR_SET_VAL_WFXL(__sfr, __field, __val) \
+	(SFR_SET_WFXL(__sfr, __field, __val) | SFR_CLEAR_WFXL(__sfr, __field))
+#define SFR_SET_VAL_WFXM(__sfr, __field, __val) \
+	(SFR_SET_WFXM(__sfr, __field, __val) | SFR_CLEAR_WFXM(__sfr, __field))
+
+#endif /* _ASM_KVX_SYS_ARCH_H */