LXR linux/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
  78struct 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
  89struct 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
 119struct procdesc_struct {
 120        unsigned long weird_vms_stuff;
 121        unsigned long address;
 122};
 123
 124struct vf_map_struct {
 125        unsigned long va;
 126        unsigned long pa;
 127        unsigned long count;
 128};
 129
 130struct 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
 141struct 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
 151struct memdesc_struct {
 152        unsigned long chksum;
 153        unsigned long optional_pa;
 154        unsigned long numclusters;
 155        struct memclust_struct cluster[0];
 156};
 157
 158struct 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
 164struct 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
 208extern struct hwrpb_struct *hwrpb;
 209
 210static inline void
 211hwrpb_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