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-rw-r--r--arch/x86/include/asm/arch-quark/msg_port.h31
1 files changed, 31 insertions, 0 deletions
diff --git a/arch/x86/include/asm/arch-quark/msg_port.h b/arch/x86/include/asm/arch-quark/msg_port.h
index 2e78a66725..313e23fe08 100644
--- a/arch/x86/include/asm/arch-quark/msg_port.h
+++ b/arch/x86/include/asm/arch-quark/msg_port.h
@@ -101,6 +101,37 @@ u32 msg_port_io_read(u8 port, u32 reg);
*/
void msg_port_io_write(u8 port, u32 reg, u32 value);
+/* clrbits, setbits, clrsetbits macros for message port access */
+
+#define msg_port_normal_read msg_port_read
+#define msg_port_normal_write msg_port_write
+
+#define msg_port_generic_clrsetbits(type, port, reg, clr, set) \
+ msg_port_##type##_write(port, reg, \
+ (msg_port_##type##_read(port, reg) \
+ & ~(clr)) | (set))
+
+#define msg_port_clrbits(port, reg, clr) \
+ msg_port_generic_clrsetbits(normal, port, reg, clr, 0)
+#define msg_port_setbits(port, reg, set) \
+ msg_port_generic_clrsetbits(normal, port, reg, 0, set)
+#define msg_port_clrsetbits(port, reg, clr, set) \
+ msg_port_generic_clrsetbits(normal, port, reg, clr, set)
+
+#define msg_port_alt_clrbits(port, reg, clr) \
+ msg_port_generic_clrsetbits(alt, port, reg, clr, 0)
+#define msg_port_alt_setbits(port, reg, set) \
+ msg_port_generic_clrsetbits(alt, port, reg, 0, set)
+#define msg_port_alt_clrsetbits(port, reg, clr, set) \
+ msg_port_generic_clrsetbits(alt, port, reg, clr, set)
+
+#define msg_port_io_clrbits(port, reg, clr) \
+ msg_port_generic_clrsetbits(io, port, reg, clr, 0)
+#define msg_port_io_setbits(port, reg, set) \
+ msg_port_generic_clrsetbits(io, port, reg, 0, set)
+#define msg_port_io_clrsetbits(port, reg, clr, set) \
+ msg_port_generic_clrsetbits(io, port, reg, clr, set)
+
#endif /* __ASSEMBLY__ */
#endif /* _QUARK_MSG_PORT_H_ */