4 files changed, 31 insertions, 0 deletions
diff --git a/lib/libhvcall/hvcall.S b/lib/libhvcall/hvcall.S
index e28dbeb..326e2ed 100644
--- a/lib/libhvcall/hvcall.S
+++ b/lib/libhvcall/hvcall.S
@@ -99,6 +99,17 @@ ENTRY(hv_logical_ci_store)
 	HVCALL
 	blr
 
+ENTRY(hv_logical_memop)
+	mr	r8,r7
+	mr	r7,r6
+	mr	r6,r5
+	mr	r5,r4
+	mr	r4,r3
+	lis	r3,KVMPPC_H_LOGICAL_MEMOP@h
+	ori	r3,r3,KVMPPC_H_LOGICAL_MEMOP@l
+	HVCALL
+	blr
+
 	.section ".bss"
 inbuf:	.space	16
 inlen:	.space	4
diff --git a/lib/libhvcall/hvcall.code b/lib/libhvcall/hvcall.code
index ebaaac8..de51943 100644
--- a/lib/libhvcall/hvcall.code
+++ b/lib/libhvcall/hvcall.code
@@ -95,3 +95,11 @@ PRIM(RX_X21)
 	hv_logical_ci_store(8, qaddr, val);
 MIRP
 
+PRIM(hv_X2d_logical_X2d_memop)
+	unsigned long op    = TOS.u; POP;
+	unsigned long count = TOS.u; POP;
+	unsigned long esize = TOS.u; POP;
+	unsigned long src   = TOS.u; POP;
+	unsigned long dst   = TOS.u;
+	TOS.u = hv_logical_memop(dst, src, esize, count, op);
+MIRP
diff --git a/lib/libhvcall/hvcall.in b/lib/libhvcall/hvcall.in
index abbb2c8..151654e 100644
--- a/lib/libhvcall/hvcall.in
+++ b/lib/libhvcall/hvcall.in
@@ -26,3 +26,5 @@ cod(RL@)
 cod(RL!)
 cod(RX@)
 cod(RX!)
+
+cod(hv-logical-memop)
diff --git a/lib/libhvcall/libhvcall.h b/lib/libhvcall/libhvcall.h
index 4b7f069..302e2a3 100644
--- a/lib/libhvcall/libhvcall.h
+++ b/lib/libhvcall/libhvcall.h
@@ -17,6 +17,12 @@
 #define H_ADD_LOGICAL_LAN_BUFFER 0x11C
 #define H_SEND_LOGICAL_LAN	0x120
 
+/* KVM specific ones */
+#define KVMPPC_HCALL_BASE       0xf000
+#define KVMPPC_H_RTAS           (KVMPPC_HCALL_BASE + 0x0)
+#define KVMPPC_H_LOGICAL_MEMOP  (KVMPPC_HCALL_BASE + 0x1)
+#define KVMPPC_HCALL_MAX        KVMPPC_H_LOGICAL_MEMOP
+
 #ifndef __ASSEMBLY__
 
 extern long hv_generic(unsigned long opcode, ...);
@@ -68,6 +74,10 @@ extern unsigned long hv_logical_ci_load(unsigned long size, unsigned long addr);
 extern unsigned long hv_logical_ci_store(unsigned long size, unsigned long addr,
 					 unsigned long value);
 
+extern unsigned long hv_logical_memop(unsigned long dst, unsigned long src,
+				      unsigned long esize, unsigned long count,
+				      unsigned long op);
+
 #endif /* __ASSEMBLY__ */
 
 #endif /* __LIBHVCALL_H__ */