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Diffstat (limited to 'include/asm-sh/saturn/smpc.h')
-rw-r--r--include/asm-sh/saturn/smpc.h34
1 files changed, 34 insertions, 0 deletions
diff --git a/include/asm-sh/saturn/smpc.h b/include/asm-sh/saturn/smpc.h
new file mode 100644
index 00000000000..5de5c12d634
--- /dev/null
+++ b/include/asm-sh/saturn/smpc.h
@@ -0,0 +1,34 @@
+/*
+ * include/asm-sh/saturn/smpc.h
+ *
+ * System Manager / Peripheral Control definitions.
+ *
+ * Copyright (C) 2002 Paul Mundt
+ *
+ * Released under the terms of the GNU GPL v2.0.
+ */
+#ifndef __ASM_SH_SATURN_SMPC_H
+#define __ASM_SH_SATURN_SMPC_H
+
+#include <asm/io.h>
+
+#define SMPC_COMMAND 0x2010001f /* SMPC command register */
+#define SMPC_RESULT 0x2010005f /* SMPC result register */
+#define SMPC_STATUS 0x20100063 /* SMPC status register */
+
+#define SMPC_CMD_MSHON 0x0001 /* Master SH On */
+#define SMPC_CMD_SSHON 0x0002 /* Slave SH On */
+#define SMPC_CMD_SSHOFF 0x0003 /* Slave SH Off */
+#define SMPC_CMD_SNDON 0x0004 /* Sound On */
+#define SMPC_CMD_SNDOFF 0x0005 /* Sound Off */
+#define SMPC_CMD_CDON 0x0006 /* CD On */
+#define SMPC_CMD_CDOFF 0x0007 /* CD Off */
+
+static inline void smpc_barrier(void)
+{
+ while ((ctrl_inb(SMPC_STATUS) & 0x0001) == 0x0001)
+ ;
+}
+
+#endif /* __ASM_SH_SATURN_SMPC_H */
+