xref: /openbmc/linux/arch/alpha/include/asm/hwrpb.h (revision 5224f790)
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
hwrpb_update_checksum(struct hwrpb_struct * h)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