diff options
Diffstat (limited to 'include/asm-sh/saturn/smpc.h')
| -rw-r--r-- | include/asm-sh/saturn/smpc.h | 34 |
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 */ + |