1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __ALPHA_HWRPB_H
3 #define __ALPHA_HWRPB_H
4
5 #define INIT_HWRPB ((struct hwrpb_struct *) 0x10000000)
6
7 /*
8 * DEC processor types for Alpha systems. Found in HWRPB.
9 * These values are architected.
10 */
11
12 #define EV3_CPU 1 /* EV3 */
13 #define EV4_CPU 2 /* EV4 (21064) */
14 #define LCA4_CPU 4 /* LCA4 (21066/21068) */
15 #define EV5_CPU 5 /* EV5 (21164) */
16 #define EV45_CPU 6 /* EV4.5 (21064/xxx) */
17 #define EV56_CPU 7 /* EV5.6 (21164) */
18 #define EV6_CPU 8 /* EV6 (21264) */
19 #define PCA56_CPU 9 /* PCA56 (21164PC) */
20 #define PCA57_CPU 10 /* PCA57 (notyet) */
21 #define EV67_CPU 11 /* EV67 (21264A) */
22 #define EV68CB_CPU 12 /* EV68CB (21264C) */
23 #define EV68AL_CPU 13 /* EV68AL (21264B) */
24 #define EV68CX_CPU 14 /* EV68CX (21264D) */
25 #define EV7_CPU 15 /* EV7 (21364) */
26 #define EV79_CPU 16 /* EV79 (21364??) */
27 #define EV69_CPU 17 /* EV69 (21264/EV69A) */
28
29 /*
30 * DEC system types for Alpha systems. Found in HWRPB.
31 * These values are architected.
32 */
33
34 #define ST_ADU 1 /* Alpha ADU systype */
35 #define ST_DEC_4000 2 /* Cobra systype */
36 #define ST_DEC_7000 3 /* Ruby systype */
37 #define ST_DEC_3000_500 4 /* Flamingo systype */
38 #define ST_DEC_2000_300 6 /* Jensen systype */
39 #define ST_DEC_3000_300 7 /* Pelican systype */
40 #define ST_DEC_2100_A500 9 /* Sable systype */
41 #define ST_DEC_AXPVME_64 10 /* AXPvme system type */
42 #define ST_DEC_AXPPCI_33 11 /* NoName system type */
43 #define ST_DEC_TLASER 12 /* Turbolaser systype */
44 #define ST_DEC_2100_A50 13 /* Avanti systype */
45 #define ST_DEC_MUSTANG 14 /* Mustang systype */
46 #define ST_DEC_ALCOR 15 /* Alcor (EV5) systype */
47 #define ST_DEC_1000 17 /* Mikasa systype */
48 #define ST_DEC_EB64 18 /* EB64 systype */
49 #define ST_DEC_EB66 19 /* EB66 systype */
50 #define ST_DEC_EB64P 20 /* EB64+ systype */
51 #define ST_DEC_BURNS 21 /* laptop systype */
52 #define ST_DEC_RAWHIDE 22 /* Rawhide systype */
53 #define ST_DEC_K2 23 /* K2 systype */
54 #define ST_DEC_LYNX 24 /* Lynx systype */
55 #define ST_DEC_XL 25 /* Alpha XL systype */
56 #define ST_DEC_EB164 26 /* EB164 systype */
57 #define ST_DEC_NORITAKE 27 /* Noritake systype */
58 #define ST_DEC_CORTEX 28 /* Cortex systype */
59 #define ST_DEC_MIATA 30 /* Miata systype */
60 #define ST_DEC_XXM 31 /* XXM systype */
61 #define ST_DEC_TAKARA 32 /* Takara systype */
62 #define ST_DEC_YUKON 33 /* Yukon systype */
63 #define ST_DEC_TSUNAMI 34 /* Tsunami systype */
64 #define ST_DEC_WILDFIRE 35 /* Wildfire systype */
65 #define ST_DEC_CUSCO 36 /* CUSCO systype */
66 #define ST_DEC_EIGER 37 /* Eiger systype */
67 #define ST_DEC_TITAN 38 /* Titan systype */
68 #define ST_DEC_MARVEL 39 /* Marvel systype */
69
70 /* UNOFFICIAL!!! */
71 #define ST_UNOFFICIAL_BIAS 100
72 #define ST_DTI_RUFFIAN 101 /* RUFFIAN systype */
73
74 /* Alpha Processor, Inc. systems */
75 #define ST_API_BIAS 200
76 #define ST_API_NAUTILUS 201 /* UP1000 systype */
77
78 struct pcb_struct {
79 unsigned long ksp;
80 unsigned long usp;
81 unsigned long ptbr;
82 unsigned int pcc;
83 unsigned int asn;
84 unsigned long unique;
85 unsigned long flags;
86 unsigned long res1, res2;
87 };
88
89 struct percpu_struct {
90 unsigned long hwpcb[16];
91 unsigned long flags;
92 unsigned long pal_mem_size;
93 unsigned long pal_scratch_size;
94 unsigned long pal_mem_pa;
95 unsigned long pal_scratch_pa;
96 unsigned long pal_revision;
97 unsigned long type;
98 unsigned long variation;
99 unsigned long revision;
100 unsigned long serial_no[2];
101 unsigned long logout_area_pa;
102 unsigned long logout_area_len;
103 unsigned long halt_PCBB;
104 unsigned long halt_PC;
105 unsigned long halt_PS;
106 unsigned long halt_arg;
107 unsigned long halt_ra;
108 unsigned long halt_pv;
109 unsigned long halt_reason;
110 unsigned long res;
111 unsigned long ipc_buffer[21];
112 unsigned long palcode_avail[16];
113 unsigned long compatibility;
114 unsigned long console_data_log_pa;
115 unsigned long console_data_log_length;
116 unsigned long bcache_info;
117 };
118
119 struct procdesc_struct {
120 unsigned long weird_vms_stuff;
121 unsigned long address;
122 };
123
124 struct vf_map_struct {
125 unsigned long va;
126 unsigned long pa;
127 unsigned long count;
128 };
129
130 struct crb_struct {
131 struct procdesc_struct * dispatch_va;
132 struct procdesc_struct * dispatch_pa;
133 struct procdesc_struct * fixup_va;
134 struct procdesc_struct * fixup_pa;
135 /* virtual->physical map */
136 unsigned long map_entries;
137 unsigned long map_pages;
138 struct vf_map_struct map[1];
139 };
140
141 struct memclust_struct {
142 unsigned long start_pfn;
143 unsigned long numpages;
144 unsigned long numtested;
145 unsigned long bitmap_va;
146 unsigned long bitmap_pa;
147 unsigned long bitmap_chksum;
148 unsigned long usage;
149 };
150
151 struct memdesc_struct {
152 unsigned long chksum;
153 unsigned long optional_pa;
154 unsigned long numclusters;
155 struct memclust_struct cluster[];
156 };
157
158 struct dsr_struct {
159 long smm; /* SMM nubber used by LMF */
160 unsigned long lurt_off; /* offset to LURT table */
161 unsigned long sysname_off; /* offset to sysname char count */
162 };
163
164 struct hwrpb_struct {
165 unsigned long phys_addr; /* check: physical address of the hwrpb */
166 unsigned long id; /* check: "HWRPB\0\0\0" */
167 unsigned long revision;
168 unsigned long size; /* size of hwrpb */
169 unsigned long cpuid;
170 unsigned long pagesize; /* 8192, I hope */
171 unsigned long pa_bits; /* number of physical address bits */
172 unsigned long max_asn;
173 unsigned char ssn[16]; /* system serial number: big bother is watching */
174 unsigned long sys_type;
175 unsigned long sys_variation;
176 unsigned long sys_revision;
177 unsigned long intr_freq; /* interval clock frequency * 4096 */
178 unsigned long cycle_freq; /* cycle counter frequency */
179 unsigned long vptb; /* Virtual Page Table Base address */
180 unsigned long res1;
181 unsigned long tbhb_offset; /* Translation Buffer Hint Block */
182 unsigned long nr_processors;
183 unsigned long processor_size;
184 unsigned long processor_offset;
185 unsigned long ctb_nr;
186 unsigned long ctb_size; /* console terminal block size */
187 unsigned long ctbt_offset; /* console terminal block table offset */
188 unsigned long crb_offset; /* console callback routine block */
189 unsigned long mddt_offset; /* memory data descriptor table */
190 unsigned long cdb_offset; /* configuration data block (or NULL) */
191 unsigned long frut_offset; /* FRU table (or NULL) */
192 void (*save_terminal)(unsigned long);
193 unsigned long save_terminal_data;
194 void (*restore_terminal)(unsigned long);
195 unsigned long restore_terminal_data;
196 void (*CPU_restart)(unsigned long);
197 unsigned long CPU_restart_data;
198 unsigned long res2;
199 unsigned long res3;
200 unsigned long chksum;
201 unsigned long rxrdy;
202 unsigned long txrdy;
203 unsigned long dsr_offset; /* "Dynamic System Recognition Data Block Table" */
204 };
205
206 #ifdef __KERNEL__
207
208 extern struct hwrpb_struct *hwrpb;
209
210 static inline void
211 hwrpb_update_checksum(struct hwrpb_struct *h)
212 {
213 unsigned long sum = 0, *l;
214 for (l = (unsigned long *) h; l < (unsigned long *) &h->chksum; ++l)
215 sum += *l;
216 h->chksum = sum;
217 }
218
219 #endif /* __KERNEL__ */
220
221 #endif /* __ALPHA_HWRPB_H */
222
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