1/* $Id: sn_private.h,v 1.1.1.1 2008/10/15 03:27:19 james26_jang Exp $
2 *
3 * This file is subject to the terms and conditions of the GNU General Public
4 * License.  See the file "COPYING" in the main directory of this archive
5 * for more details.
6 *
7 * Copyright (C) 1992 - 1997, 2000-2002 Silicon Graphics, Inc. All rights reserved.
8 */
9#ifndef _ASM_IA64_SN_SN2_SN_PRIVATE_H
10#define _ASM_IA64_SN_SN2_SN_PRIVATE_H
11
12#include <asm/sn/nodepda.h>
13#include <asm/sn/io.h>
14#include <asm/sn/xtalk/xwidget.h>
15#include <asm/sn/xtalk/xtalk_private.h>
16
17extern nasid_t master_nasid;
18
19/* promif.c */
20extern void he_arcs_set_vectors(void);
21extern void mem_init(void);
22extern void cpu_unenable(cpuid_t);
23extern nasid_t get_lowest_nasid(void);
24extern __psunsigned_t get_master_bridge_base(void);
25extern void set_master_bridge_base(void);
26extern int check_nasid_equiv(nasid_t, nasid_t);
27extern nasid_t get_console_nasid(void);
28extern char get_console_pcislot(void);
29
30extern int is_master_nasid_widget(nasid_t test_nasid, xwidgetnum_t test_wid);
31
32/* memsupport.c */
33extern void poison_state_alter_range(__psunsigned_t start, int len, int poison);
34extern int memory_present(paddr_t);
35extern int memory_read_accessible(paddr_t);
36extern int memory_write_accessible(paddr_t);
37extern void memory_set_access(paddr_t, int, int);
38extern void show_dir_state(paddr_t, void (*)(char *, ...));
39extern void check_dir_state(nasid_t, int, void (*)(char *, ...));
40extern void set_dir_owner(paddr_t, int);
41extern void set_dir_state(paddr_t, int);
42extern void set_dir_state_POISONED(paddr_t);
43extern void set_dir_state_UNOWNED(paddr_t);
44extern int is_POISONED_dir_state(paddr_t);
45extern int is_UNOWNED_dir_state(paddr_t);
46extern void get_dir_ent(paddr_t paddr, int *state,
47			uint64_t *vec_ptr, hubreg_t *elo);
48
49/* intr.c */
50extern int intr_reserve_level(cpuid_t cpu, int level, int err, devfs_handle_t owner_dev, char *name);
51extern void intr_unreserve_level(cpuid_t cpu, int level);
52extern int intr_connect_level(cpuid_t cpu, int bit, ilvl_t mask_no,
53			intr_func_t intr_prefunc);
54extern int intr_disconnect_level(cpuid_t cpu, int bit);
55extern cpuid_t intr_heuristic(devfs_handle_t dev, device_desc_t dev_desc,
56			      int req_bit,int intr_resflags,devfs_handle_t owner_dev,
57			      char *intr_name,int *resp_bit);
58extern void intr_block_bit(cpuid_t cpu, int bit);
59extern void intr_unblock_bit(cpuid_t cpu, int bit);
60extern void setrtvector(intr_func_t);
61extern void install_cpuintr(cpuid_t cpu);
62extern void install_dbgintr(cpuid_t cpu);
63extern void install_tlbintr(cpuid_t cpu);
64extern void hub_migrintr_init(cnodeid_t /*cnode*/);
65extern int cause_intr_connect(int level, intr_func_t handler, uint intr_spl_mask);
66extern int cause_intr_disconnect(int level);
67extern void intr_dumpvec(cnodeid_t cnode, void (*pf)(char *, ...));
68
69/* error_dump.c */
70extern char *hub_rrb_err_type[];
71extern char *hub_wrb_err_type[];
72
73void nmi_dump(void);
74void install_cpu_nmi_handler(int slice);
75
76/* klclock.c */
77extern void hub_rtc_init(cnodeid_t);
78
79/* bte.c */
80void bte_lateinit(void);
81void bte_wait_for_xfer_completion(void *);
82
83/* klgraph.c */
84void klhwg_add_all_nodes(devfs_handle_t);
85void klhwg_add_all_modules(devfs_handle_t);
86
87/* klidbg.c */
88void install_klidbg_functions(void);
89
90/* klnuma.c */
91extern void replicate_kernel_text(int numnodes);
92extern __psunsigned_t get_freemem_start(cnodeid_t cnode);
93extern void setup_replication_mask(int maxnodes);
94
95/* init.c */
96extern cnodeid_t get_compact_nodeid(void);	/* get compact node id */
97extern void init_platform_nodepda(nodepda_t *npda, cnodeid_t node);
98extern void init_platform_pda(cpuid_t cpu);
99extern void per_cpu_init(void);
100extern int is_fine_dirmode(void);
101extern void update_node_information(cnodeid_t);
102
103/* shubio.c */
104extern void hubio_init(void);
105extern void hub_merge_clean(nasid_t nasid);
106extern void hub_set_piomode(nasid_t nasid, int conveyor);
107
108/* shuberror.c */
109extern void hub_error_init(cnodeid_t);
110extern void dump_error_spool(cpuid_t cpu, void (*pf)(char *, ...));
111extern void hubni_error_handler(char *, int);
112extern int check_ni_errors(void);
113
114/* Used for debugger to signal upper software a breakpoint has taken place */
115
116extern void		*debugger_update;
117extern __psunsigned_t	debugger_stopped;
118
119/*
120 * piomap, created by shub_pio_alloc.
121 * xtalk_info MUST BE FIRST, since this structure is cast to a
122 * xtalk_piomap_s by generic xtalk routines.
123 */
124struct hub_piomap_s {
125	struct xtalk_piomap_s	hpio_xtalk_info;/* standard crosstalk pio info */
126	devfs_handle_t		hpio_hub;	/* which shub's mapping registers are set up */
127	short			hpio_holdcnt;	/* count of current users of bigwin mapping */
128	char			hpio_bigwin_num;/* if big window map, which one */
129	int 			hpio_flags;	/* defined below */
130};
131/* hub_piomap flags */
132#define HUB_PIOMAP_IS_VALID		0x1
133#define HUB_PIOMAP_IS_BIGWINDOW		0x2
134#define HUB_PIOMAP_IS_FIXED		0x4
135
136#define	hub_piomap_xt_piomap(hp)	(&hp->hpio_xtalk_info)
137#define	hub_piomap_hub_v(hp)	(hp->hpio_hub)
138#define	hub_piomap_winnum(hp)	(hp->hpio_bigwin_num)
139
140/*
141 * dmamap, created by shub_pio_alloc.
142 * xtalk_info MUST BE FIRST, since this structure is cast to a
143 * xtalk_dmamap_s by generic xtalk routines.
144 */
145struct hub_dmamap_s {
146	struct xtalk_dmamap_s	hdma_xtalk_info;/* standard crosstalk dma info */
147	devfs_handle_t		hdma_hub;	/* which shub we go through */
148	int			hdma_flags;	/* defined below */
149};
150/* shub_dmamap flags */
151#define HUB_DMAMAP_IS_VALID		0x1
152#define HUB_DMAMAP_USED			0x2
153#define	HUB_DMAMAP_IS_FIXED		0x4
154
155/*
156 * interrupt handle, created by shub_intr_alloc.
157 * xtalk_info MUST BE FIRST, since this structure is cast to a
158 * xtalk_intr_s by generic xtalk routines.
159 */
160struct hub_intr_s {
161	struct xtalk_intr_s	i_xtalk_info;	/* standard crosstalk intr info */
162	ilvl_t			i_swlevel;	/* software level for blocking intr */
163	cpuid_t			i_cpuid;	/* which cpu */
164	int			i_bit;		/* which bit */
165	int			i_flags;
166};
167/* flag values */
168#define HUB_INTR_IS_ALLOCED	0x1	/* for debug: allocated */
169#define HUB_INTR_IS_CONNECTED	0x4	/* for debug: connected to a software driver */
170
171typedef struct hubinfo_s {
172	nodepda_t			*h_nodepda;	/* pointer to node's private data area */
173	cnodeid_t			h_cnodeid;	/* compact nodeid */
174	nasid_t				h_nasid;	/* nasid */
175
176	/* structures for PIO management */
177	xwidgetnum_t			h_widgetid;	/* my widget # (as viewed from xbow) */
178	struct hub_piomap_s		h_small_window_piomap[HUB_WIDGET_ID_MAX+1];
179	sv_t				h_bwwait;	/* wait for big window to free */
180	spinlock_t			h_bwlock;	/* guard big window piomap's */
181	spinlock_t			h_crblock;      /* gaurd CRB error handling */
182	int				h_num_big_window_fixed;	/* count number of FIXED maps */
183	struct hub_piomap_s		h_big_window_piomap[HUB_NUM_BIG_WINDOW];
184	hub_intr_t			hub_ii_errintr;
185} *hubinfo_t;
186
187#define hubinfo_get(vhdl, infoptr) ((void)hwgraph_info_get_LBL \
188	(vhdl, INFO_LBL_NODE_INFO, (arbitrary_info_t *)infoptr))
189
190#define hubinfo_set(vhdl, infoptr) (void)hwgraph_info_add_LBL \
191	(vhdl, INFO_LBL_NODE_INFO, (arbitrary_info_t)infoptr)
192
193#define	hubinfo_to_hubv(hinfo, hub_v)	(hinfo->h_nodepda->node_vertex)
194
195/*
196 * Hub info PIO map access functions.
197 */
198#define	hubinfo_bwin_piomap_get(hinfo, win) 	\
199			(&hinfo->h_big_window_piomap[win])
200#define	hubinfo_swin_piomap_get(hinfo, win)	\
201			(&hinfo->h_small_window_piomap[win])
202
203/* cpu-specific information stored under INFO_LBL_CPU_INFO */
204typedef struct cpuinfo_s {
205	cpuid_t		ci_cpuid;	/* CPU ID */
206} *cpuinfo_t;
207
208#define cpuinfo_get(vhdl, infoptr) ((void)hwgraph_info_get_LBL \
209	(vhdl, INFO_LBL_CPU_INFO, (arbitrary_info_t *)infoptr))
210
211#define cpuinfo_set(vhdl, infoptr) (void)hwgraph_info_add_LBL \
212	(vhdl, INFO_LBL_CPU_INFO, (arbitrary_info_t)infoptr)
213
214/* Special initialization function for xswitch vertices created during startup. */
215extern void xswitch_vertex_init(devfs_handle_t xswitch);
216
217extern xtalk_provider_t hub_provider;
218
219/* du.c */
220int ducons_write(char *buf, int len);
221
222/* memerror.c */
223
224extern void install_eccintr(cpuid_t cpu);
225extern void memerror_get_stats(cnodeid_t cnode,
226			       int *bank_stats, int *bank_stats_max);
227extern void probe_md_errors(nasid_t);
228/* sysctlr.c */
229extern void sysctlr_init(void);
230extern void sysctlr_power_off(int sdonly);
231extern void sysctlr_keepalive(void);
232
233#define valid_cpuid(_x)		(((_x) >= 0) && ((_x) < maxcpus))
234
235/* Useful definitions to get the memory dimm given a physical
236 * address.
237 */
238#define paddr_dimm(_pa)		((_pa & MD_BANK_MASK) >> MD_BANK_SHFT)
239#define paddr_cnode(_pa)	(NASID_TO_COMPACT_NODEID(NASID_GET(_pa)))
240extern void membank_pathname_get(paddr_t,char *);
241
242/* To redirect the output into the error buffer */
243#define errbuf_print(_s)	printf("#%s",_s)
244
245extern void crbx(nasid_t nasid, void (*pf)(char *, ...));
246void bootstrap(void);
247
248/* sndrv.c */
249extern int sndrv_attach(devfs_handle_t vertex);
250
251#endif /* _ASM_IA64_SN_SN2_SN_PRIVATE_H */
252