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Diffstat (limited to 'arch/mips/include/asm/sn/sn0/hub.h')
| -rw-r--r-- | arch/mips/include/asm/sn/sn0/hub.h | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/arch/mips/include/asm/sn/sn0/hub.h b/arch/mips/include/asm/sn/sn0/hub.h new file mode 100644 index 000000000..c84adde36 --- /dev/null +++ b/arch/mips/include/asm/sn/sn0/hub.h @@ -0,0 +1,62 @@ +/* + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (C) 1992 - 1997, 1999 Silicon Graphics, Inc. + * Copyright (C) 1999 by Ralf Baechle + */ +#ifndef _ASM_SN_SN0_HUB_H +#define _ASM_SN_SN0_HUB_H + +/* The secret password; used to release protection */ +#define HUB_PASSWORD 0x53474972756c6573ull + +#define CHIPID_HUB 0 +#define CHIPID_ROUTER 1 + +#define HUB_REV_1_0 1 +#define HUB_REV_2_0 2 +#define HUB_REV_2_1 3 +#define HUB_REV_2_2 4 +#define HUB_REV_2_3 5 +#define HUB_REV_2_4 6 + +#define MAX_HUB_PATH 80 + +#include <asm/sn/sn0/addrs.h> +#include <asm/sn/sn0/hubpi.h> +#include <asm/sn/sn0/hubmd.h> +#include <asm/sn/sn0/hubio.h> +#include <asm/sn/sn0/hubni.h> +//#include <asm/sn/sn0/hubcore.h> + +/* Translation of uncached attributes */ +#define UATTR_HSPEC 0 +#define UATTR_IO 1 +#define UATTR_MSPEC 2 +#define UATTR_UNCAC 3 + +#ifdef __ASSEMBLY__ +/* + * Returns the local nasid into res. + */ + .macro GET_NASID_ASM res + dli \res, LOCAL_HUB_ADDR(NI_STATUS_REV_ID) + ld \res, (\res) + and \res, NSRI_NODEID_MASK + dsrl \res, NSRI_NODEID_SHFT + .endm +#else + +/* + * get_nasid() returns the physical node id number of the caller. + */ +static inline nasid_t get_nasid(void) +{ + return (nasid_t)((LOCAL_HUB_L(NI_STATUS_REV_ID) & NSRI_NODEID_MASK) + >> NSRI_NODEID_SHFT); +} +#endif + +#endif /* _ASM_SN_SN0_HUB_H */ |