arch/alpha/include/asm/hwrpb.h

   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[0];
 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 */