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-rw-r--r--arch/x86/include/asm/uv/uv_bau.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/x86/include/asm/uv/uv_bau.h b/arch/x86/include/asm/uv/uv_bau.h
index a46f270e2789..a7a93a5beb00 100644
--- a/arch/x86/include/asm/uv/uv_bau.h
+++ b/arch/x86/include/asm/uv/uv_bau.h
@@ -385,6 +385,17 @@ struct uv2_3_bau_msg_header {
/* bits 127:120 */
};
+/* Abstracted BAU functions */
+struct bau_operations {
+ unsigned long (*read_l_sw_ack)(void);
+ unsigned long (*read_g_sw_ack)(int pnode);
+ unsigned long (*bau_gpa_to_offset)(unsigned long vaddr);
+ void (*write_l_sw_ack)(unsigned long mmr);
+ void (*write_g_sw_ack)(int pnode, unsigned long mmr);
+ void (*write_payload_first)(int pnode, unsigned long mmr);
+ void (*write_payload_last)(int pnode, unsigned long mmr);
+};
+
/*
* The activation descriptor:
* The format of the message to send, plus all accompanying control