1#ifndef __ALPHA_HWRPB_H
2#define __ALPHA_HWRPB_H
3
4#define INIT_HWRPB ((struct hwrpb_struct *) 0x10000000)
5
6/*
7 * DEC processor types for Alpha systems.  Found in HWRPB.
8 * These values are architected.
9 */
10
11#define EV3_CPU                 1       /* EV3                  */
12#define EV4_CPU                 2       /* EV4 (21064)          */
13#define LCA4_CPU                4       /* LCA4 (21066/21068)   */
14#define EV5_CPU                 5       /* EV5 (21164)          */
15#define EV45_CPU                6
16#define EV56_CPU		7	/* EV5.6 (21164)	*/
17#define EV6_CPU			8	/* EV6 (21264)		*/
18#define PCA56_CPU		9	/* PCA56 (21164PC)	*/
19#define PCA57_CPU		10	/* PCA57 (notyet)	*/
20#define EV67_CPU		11	/* EV67 (21264A)	*/
21#define EV68CB_CPU		12	/* EV68CB (21264C)	*/
22#define EV68AL_CPU		13	/* EV68AL (21264B)	*/
23#define EV68CX_CPU		14	/* EV68CX (21264D)	*/
24#define EV7_CPU			15	/* EV7 (21364)		*/
25#define EV79_CPU		16	/* EV79 (21364??)	*/
26#define EV69_CPU		17	/* EV69 (21264/EV69A)	*/
27
28/*
29 * DEC system types for Alpha systems.  Found in HWRPB.
30 * These values are architected.
31 */
32
33#define ST_ADU			  1	/* Alpha ADU systype	*/
34#define ST_DEC_4000		  2	/* Cobra systype	*/
35#define ST_DEC_7000		  3	/* Ruby systype		*/
36#define ST_DEC_3000_500		  4	/* Flamingo systype	*/
37#define ST_DEC_2000_300		  6	/* Jensen systype	*/
38#define ST_DEC_3000_300		  7	/* Pelican systype	*/
39#define ST_DEC_2100_A500	  9	/* Sable systype	*/
40#define ST_DEC_AXPVME_64	 10	/* AXPvme system type	*/
41#define ST_DEC_AXPPCI_33	 11	/* NoName system type	*/
42#define ST_DEC_TLASER		 12	/* Turbolaser systype	*/
43#define ST_DEC_2100_A50		 13	/* Avanti systype	*/
44#define ST_DEC_MUSTANG		 14	/* Mustang systype	*/
45#define ST_DEC_ALCOR		 15	/* Alcor (EV5) systype	*/
46#define ST_DEC_1000		 17	/* Mikasa systype	*/
47#define ST_DEC_EB64		 18	/* EB64 systype		*/
48#define ST_DEC_EB66		 19	/* EB66 systype		*/
49#define ST_DEC_EB64P		 20	/* EB64+ systype	*/
50#define ST_DEC_BURNS		 21	/* laptop systype	*/
51#define ST_DEC_RAWHIDE		 22	/* Rawhide systype	*/
52#define ST_DEC_K2		 23	/* K2 systype		*/
53#define ST_DEC_LYNX		 24	/* Lynx systype		*/
54#define ST_DEC_XL		 25	/* Alpha XL systype	*/
55#define ST_DEC_EB164		 26	/* EB164 systype	*/
56#define ST_DEC_NORITAKE		 27	/* Noritake systype	*/
57#define ST_DEC_CORTEX		 28	/* Cortex systype	*/
58#define ST_DEC_MIATA		 30	/* Miata systype        */
59#define ST_DEC_XXM		 31	/* XXM systype		*/
60#define ST_DEC_TAKARA		 32	/* Takara systype	*/
61#define ST_DEC_YUKON		 33	/* Yukon systype	*/
62#define ST_DEC_TSUNAMI		 34	/* Tsunami systype	*/
63#define ST_DEC_WILDFIRE		 35	/* Wildfire systype	*/
64#define ST_DEC_CUSCO		 36	/* CUSCO systype	*/
65#define ST_DEC_EIGER		 37	/* Eiger systype	*/
66#define ST_DEC_TITAN		 38	/* Titan systype	*/
67
68/* UNOFFICIAL!!! */
69#define ST_UNOFFICIAL_BIAS	100
70#define ST_DTI_RUFFIAN		101	/* RUFFIAN systype	*/
71
72/* Alpha Processor, Inc. systems */
73#define ST_API_BIAS		200
74#define ST_API_NAUTILUS		201	/* UP1000 systype	*/
75
76struct pcb_struct {
77	unsigned long ksp;
78	unsigned long usp;
79	unsigned long ptbr;
80	unsigned int pcc;
81	unsigned int asn;
82	unsigned long unique;
83	unsigned long flags;
84	unsigned long res1, res2;
85};
86
87struct percpu_struct {
88	unsigned long hwpcb[16];
89	unsigned long flags;
90	unsigned long pal_mem_size;
91	unsigned long pal_scratch_size;
92	unsigned long pal_mem_pa;
93	unsigned long pal_scratch_pa;
94	unsigned long pal_revision;
95	unsigned long type;
96	unsigned long variation;
97	unsigned long revision;
98	unsigned long serial_no[2];
99	unsigned long logout_area_pa;
100	unsigned long logout_area_len;
101	unsigned long halt_PCBB;
102	unsigned long halt_PC;
103	unsigned long halt_PS;
104	unsigned long halt_arg;
105	unsigned long halt_ra;
106	unsigned long halt_pv;
107	unsigned long halt_reason;
108	unsigned long res;
109	unsigned long ipc_buffer[21];
110	unsigned long palcode_avail[16];
111	unsigned long compatibility;
112};
113
114struct procdesc_struct {
115	unsigned long weird_vms_stuff;
116	unsigned long address;
117};
118
119struct vf_map_struct {
120	unsigned long va;
121	unsigned long pa;
122	unsigned long count;
123};
124
125struct crb_struct {
126	struct procdesc_struct * dispatch_va;
127	struct procdesc_struct * dispatch_pa;
128	struct procdesc_struct * fixup_va;
129	struct procdesc_struct * fixup_pa;
130	/* virtual->physical map */
131	unsigned long map_entries;
132	unsigned long map_pages;
133	struct vf_map_struct map[1];
134};
135
136struct memclust_struct {
137	unsigned long start_pfn;
138	unsigned long numpages;
139	unsigned long numtested;
140	unsigned long bitmap_va;
141	unsigned long bitmap_pa;
142	unsigned long bitmap_chksum;
143	unsigned long usage;
144};
145
146struct memdesc_struct {
147	unsigned long chksum;
148	unsigned long optional_pa;
149	unsigned long numclusters;
150	struct memclust_struct cluster[0];
151};
152
153struct dsr_struct {
154	long smm;			/* SMM nubber used by LMF       */
155	unsigned long  lurt_off;	/* offset to LURT table         */
156	unsigned long  sysname_off;	/* offset to sysname char count */
157};
158
159struct hwrpb_struct {
160	unsigned long phys_addr;	/* check: physical address of the hwrpb */
161	unsigned long id;		/* check: "HWRPB\0\0\0" */
162	unsigned long revision;
163	unsigned long size;		/* size of hwrpb */
164	unsigned long cpuid;
165	unsigned long pagesize;		/* 8192, I hope */
166	unsigned long pa_bits;		/* number of physical address bits */
167	unsigned long max_asn;
168	unsigned char ssn[16];		/* system serial number: big bother is watching */
169	unsigned long sys_type;
170	unsigned long sys_variation;
171	unsigned long sys_revision;
172	unsigned long intr_freq;	/* interval clock frequency * 4096 */
173	unsigned long cycle_freq;	/* cycle counter frequency */
174	unsigned long vptb;		/* Virtual Page Table Base address */
175	unsigned long res1;
176	unsigned long tbhb_offset;	/* Translation Buffer Hint Block */
177	unsigned long nr_processors;
178	unsigned long processor_size;
179	unsigned long processor_offset;
180	unsigned long ctb_nr;
181	unsigned long ctb_size;		/* console terminal block size */
182	unsigned long ctbt_offset;	/* console terminal block table offset */
183	unsigned long crb_offset;	/* console callback routine block */
184	unsigned long mddt_offset;	/* memory data descriptor table */
185	unsigned long cdb_offset;	/* configuration data block (or NULL) */
186	unsigned long frut_offset;	/* FRU table (or NULL) */
187	void (*save_terminal)(unsigned long);
188	unsigned long save_terminal_data;
189	void (*restore_terminal)(unsigned long);
190	unsigned long restore_terminal_data;
191	void (*CPU_restart)(unsigned long);
192	unsigned long CPU_restart_data;
193	unsigned long res2;
194	unsigned long res3;
195	unsigned long chksum;
196	unsigned long rxrdy;
197	unsigned long txrdy;
198	unsigned long dsr_offset;	/* "Dynamic System Recognition Data Block Table" */
199};
200
201#ifdef __KERNEL__
202
203extern struct hwrpb_struct *hwrpb;
204
205static inline void
206hwrpb_update_checksum(struct hwrpb_struct *h)
207{
208	unsigned long sum = 0, *l;
209        for (l = (unsigned long *) h; l < (unsigned long *) &h->chksum; ++l)
210                sum += *l;
211        h->chksum = sum;
212}
213
214#endif /* __KERNEL__ */
215
216#endif /* __ALPHA_HWRPB_H */
217