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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 * Derived from IRIX <sys/SN/gda.h>.
7 *
8 * Copyright (C) 1992 - 1997, 2000 Silicon Graphics, Inc.
9 *
10 * gda.h -- Contains the data structure for the global data area,
11 * The GDA contains information communicated between the
12 * PROM, SYMMON, and the kernel.
13 */
14#ifndef _ASM_SN_GDA_H
15#define _ASM_SN_GDA_H
16
17#include <asm/sn/addrs.h>
18
19/*
20 * GDA Version History
21 *
22 * Version # | Change
23 * -------------+-------------------------------------------------------
24 * 1 | Initial SN0 version
25 * 2 | Prom sets g_partid field to the partition number. 0 IS
26 * | a valid partition #.
27 */
28
29#define GDA_VERSION 2 /* Current GDA version # */
30
31#define G_MAGICOFF 0
32#define G_VERSIONOFF 4
33#define G_PROMOPOFF 6
34#define G_MASTEROFF 8
35#define G_VDSOFF 12
36#define G_HKDNORMOFF 16
37#define G_HKDUTLBOFF 24
38#define G_HKDXUTLBOFF 32
39#define G_PARTIDOFF 40
40#define G_TABLEOFF 128
41
42#ifndef __ASSEMBLY__
43
44typedef struct gda {
45 u32 g_magic; /* GDA magic number */
46 u16 g_version; /* Version of this structure */
47 u16 g_masterid; /* The NASID:CPUNUM of the master cpu */
48 u32 g_promop; /* Passes requests from the kernel to prom */
49 u32 g_vds; /* Store the virtual dipswitches here */
50 void **g_hooked_norm;/* ptr to pda loc for norm hndlr */
51 void **g_hooked_utlb;/* ptr to pda loc for utlb hndlr */
52 void **g_hooked_xtlb;/* ptr to pda loc for xtlb hndlr */
53 int g_partid; /* partition id */
54 int g_symmax; /* Max symbols in name table. */
55 void *g_dbstab; /* Address of idbg symbol table */
56 char *g_nametab; /* Address of idbg name table */
57 void *g_ktext_repmask;
58 /* Pointer to a mask of nodes with copies
59 * of the kernel. */
60 char g_padding[56]; /* pad out to 128 bytes */
61 nasid_t g_nasidtable[MAX_NUMNODES]; /* NASID of each node */
62} gda_t;
63
64#define GDA ((gda_t*) GDA_ADDR(get_nasid()))
65
66#endif /* !__ASSEMBLY__ */
67/*
68 * Define: PART_GDA_VERSION
69 * Purpose: Define the minimum version of the GDA required, lower
70 * revisions assume GDA is NOT set up, and read partition
71 * information from the board info.
72 */
73#define PART_GDA_VERSION 2
74
75/*
76 * The following requests can be sent to the PROM during startup.
77 */
78
79#define PROMOP_MAGIC 0x0ead0000
80#define PROMOP_MAGIC_MASK 0x0fff0000
81
82#define PROMOP_BIST_SHIFT 11
83#define PROMOP_BIST_MASK (0x3 << 11)
84
85#define PROMOP_REG PI_ERR_STACK_ADDR_A
86
87#define PROMOP_INVALID (PROMOP_MAGIC | 0x00)
88#define PROMOP_HALT (PROMOP_MAGIC | 0x10)
89#define PROMOP_POWERDOWN (PROMOP_MAGIC | 0x20)
90#define PROMOP_RESTART (PROMOP_MAGIC | 0x30)
91#define PROMOP_REBOOT (PROMOP_MAGIC | 0x40)
92#define PROMOP_IMODE (PROMOP_MAGIC | 0x50)
93
94#define PROMOP_CMD_MASK 0x00f0
95#define PROMOP_OPTIONS_MASK 0xfff0
96
97#define PROMOP_SKIP_DIAGS 0x0100 /* don't bother running diags */
98#define PROMOP_SKIP_MEMINIT 0x0200 /* don't bother initing memory */
99#define PROMOP_SKIP_DEVINIT 0x0400 /* don't bother initing devices */
100#define PROMOP_BIST1 0x0800 /* keep track of which BIST ran */
101#define PROMOP_BIST2 0x1000 /* keep track of which BIST ran */
102
103#endif /* _ASM_SN_GDA_H */
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 * Derived from IRIX <sys/SN/gda.h>.
7 *
8 * Copyright (C) 1992 - 1997, 2000 Silicon Graphics, Inc.
9 *
10 * gda.h -- Contains the data structure for the global data area,
11 * The GDA contains information communicated between the
12 * PROM, SYMMON, and the kernel.
13 */
14#ifndef _ASM_SN_GDA_H
15#define _ASM_SN_GDA_H
16
17#include <asm/sn/addrs.h>
18
19#define GDA_MAGIC 0x58464552
20
21/*
22 * GDA Version History
23 *
24 * Version # | Change
25 * -------------+-------------------------------------------------------
26 * 1 | Initial SN0 version
27 * 2 | Prom sets g_partid field to the partition number. 0 IS
28 * | a valid partition #.
29 */
30
31#define GDA_VERSION 2 /* Current GDA version # */
32
33#define G_MAGICOFF 0
34#define G_VERSIONOFF 4
35#define G_PROMOPOFF 6
36#define G_MASTEROFF 8
37#define G_VDSOFF 12
38#define G_HKDNORMOFF 16
39#define G_HKDUTLBOFF 24
40#define G_HKDXUTLBOFF 32
41#define G_PARTIDOFF 40
42#define G_TABLEOFF 128
43
44#ifndef __ASSEMBLY__
45
46typedef struct gda {
47 u32 g_magic; /* GDA magic number */
48 u16 g_version; /* Version of this structure */
49 u16 g_masterid; /* The NASID:CPUNUM of the master cpu */
50 u32 g_promop; /* Passes requests from the kernel to prom */
51 u32 g_vds; /* Store the virtual dipswitches here */
52 void **g_hooked_norm;/* ptr to pda loc for norm hndlr */
53 void **g_hooked_utlb;/* ptr to pda loc for utlb hndlr */
54 void **g_hooked_xtlb;/* ptr to pda loc for xtlb hndlr */
55 int g_partid; /* partition id */
56 int g_symmax; /* Max symbols in name table. */
57 void *g_dbstab; /* Address of idbg symbol table */
58 char *g_nametab; /* Address of idbg name table */
59 void *g_ktext_repmask;
60 /* Pointer to a mask of nodes with copies
61 * of the kernel. */
62 char g_padding[56]; /* pad out to 128 bytes */
63 nasid_t g_nasidtable[MAX_COMPACT_NODES]; /* NASID of each node,
64 * indexed by cnodeid.
65 */
66} gda_t;
67
68#define GDA ((gda_t*) GDA_ADDR(get_nasid()))
69
70#endif /* !__ASSEMBLY__ */
71/*
72 * Define: PART_GDA_VERSION
73 * Purpose: Define the minimum version of the GDA required, lower
74 * revisions assume GDA is NOT set up, and read partition
75 * information from the board info.
76 */
77#define PART_GDA_VERSION 2
78
79/*
80 * The following requests can be sent to the PROM during startup.
81 */
82
83#define PROMOP_MAGIC 0x0ead0000
84#define PROMOP_MAGIC_MASK 0x0fff0000
85
86#define PROMOP_BIST_SHIFT 11
87#define PROMOP_BIST_MASK (0x3 << 11)
88
89#define PROMOP_REG PI_ERR_STACK_ADDR_A
90
91#define PROMOP_INVALID (PROMOP_MAGIC | 0x00)
92#define PROMOP_HALT (PROMOP_MAGIC | 0x10)
93#define PROMOP_POWERDOWN (PROMOP_MAGIC | 0x20)
94#define PROMOP_RESTART (PROMOP_MAGIC | 0x30)
95#define PROMOP_REBOOT (PROMOP_MAGIC | 0x40)
96#define PROMOP_IMODE (PROMOP_MAGIC | 0x50)
97
98#define PROMOP_CMD_MASK 0x00f0
99#define PROMOP_OPTIONS_MASK 0xfff0
100
101#define PROMOP_SKIP_DIAGS 0x0100 /* don't bother running diags */
102#define PROMOP_SKIP_MEMINIT 0x0200 /* don't bother initing memory */
103#define PROMOP_SKIP_DEVINIT 0x0400 /* don't bother initing devices */
104#define PROMOP_BIST1 0x0800 /* keep track of which BIST ran */
105#define PROMOP_BIST2 0x1000 /* keep track of which BIST ran */
106
107#endif /* _ASM_SN_GDA_H */