1 /*
2 * This file is subject to the terms and conditions of the GNU General Public
3 * License. See the file "COPYING" in the main directory of this archive
4 * for more details.
5 *
6 * Copyright (C) 1992 - 1997, 1999 Silicon Graphics, Inc.
7 * Copyright (C) 1999 by Ralf Baechle
8 */
9 #ifndef _ASM_SN_SN0_HUB_H
10 #define _ASM_SN_SN0_HUB_H
11
12 /* The secret password; used to release protection */
13 #define HUB_PASSWORD 0x53474972756c6573ull
14
15 #define CHIPID_HUB 0
16 #define CHIPID_ROUTER 1
17
18 #define HUB_REV_1_0 1
19 #define HUB_REV_2_0 2
20 #define HUB_REV_2_1 3
21 #define HUB_REV_2_2 4
22 #define HUB_REV_2_3 5
23 #define HUB_REV_2_4 6
24
25 #define MAX_HUB_PATH 80
26
27 #include <asm/sn/sn0/addrs.h>
28 #include <asm/sn/sn0/hubpi.h>
29 #include <asm/sn/sn0/hubmd.h>
30 #include <asm/sn/sn0/hubio.h>
31 #include <asm/sn/sn0/hubni.h>
32 //#include <asm/sn/sn0/hubcore.h>
33
34 /* Translation of uncached attributes */
35 #define UATTR_HSPEC 0
36 #define UATTR_IO 1
37 #define UATTR_MSPEC 2
38 #define UATTR_UNCAC 3
39
40 #ifdef __ASSEMBLY__
41 /*
42 * Returns the local nasid into res.
43 */
44 .macro GET_NASID_ASM res
45 dli \res, LOCAL_HUB_ADDR(NI_STATUS_REV_ID)
46 ld \res, (\res)
47 and \res, NSRI_NODEID_MASK
48 dsrl \res, NSRI_NODEID_SHFT
49 .endm
50 #else
51
52 /*
53 * get_nasid() returns the physical node id number of the caller.
54 */
55 static inline nasid_t get_nasid(void)
56 {
57 return (nasid_t)((LOCAL_HUB_L(NI_STATUS_REV_ID) & NSRI_NODEID_MASK)
58 >> NSRI_NODEID_SHFT);
59 }
60 #endif
61
62 #endif /* _ASM_SN_SN0_HUB_H */
63
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