arch/all-pc/boot/grub2-aros/include/grub/arc/arc.h

   1 /*
   2  *  GRUB  --  GRand Unified Bootloader
   3  *  Copyright (C) 2011 Free Software Foundation, Inc.
   4  *
   5  *  GRUB is free software: you can redistribute it and/or modify
   6  *  it under the terms of the GNU General Public License as published by
   7  *  the Free Software Foundation, either version 3 of the License, or
   8  *  (at your option) any later version.
   9  *
  10  *  GRUB is distributed in the hope that it will be useful,
  11  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  *  GNU General Public License for more details.
  14  *
  15  *  You should have received a copy of the GNU General Public License
  16  *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
  17  */
  18
  19 #ifndef GRUB_ARC_HEADER
  20 #define GRUB_ARC_HEADER 1
  21
  22 #include <grub/types.h>
  23 #include <grub/symbol.h>
  24
  25 typedef unsigned grub_arc_enum_t;
  26 typedef grub_uint64_t grub_arc_ularge_t;
  27 typedef unsigned long grub_arc_ulong_t;
  28 typedef long grub_arc_long_t;
  29 typedef unsigned short grub_arc_ushort_t;
  30 typedef unsigned char grub_arc_uchar_t;
  31
  32 typedef grub_arc_long_t grub_arc_err_t;
  33 typedef grub_arc_ulong_t grub_arc_fileno_t;
  34
  35 struct grub_arc_memory_descriptor
  36 {
  37   grub_arc_enum_t type;
  38   grub_arc_ulong_t start_page;
  39   grub_arc_ulong_t num_pages;
  40 };
  41
  42 enum grub_arc_memory_type
  43   {
  44     GRUB_ARC_MEMORY_EXCEPTION_BLOCK,
  45     GRUB_ARC_MEMORY_SYSTEM_PARAMETER_BLOCK,
  46 #ifdef GRUB_CPU_WORDS_BIGENDIAN
  47     GRUB_ARC_MEMORY_FREE_CONTIGUOUS,
  48 #endif
  49     GRUB_ARC_MEMORY_FREE,
  50     GRUB_ARC_MEMORY_BADRAM,
  51     GRUB_ARC_MEMORY_LOADED,    GRUB_ARC_MEMORY_FW_TEMPORARY,
  52     GRUB_ARC_MEMORY_FW_PERMANENT,
  53 #ifndef GRUB_CPU_WORDS_BIGENDIAN
  54     GRUB_ARC_MEMORY_FREE_CONTIGUOUS,
  55 #endif
  56   } grub_arc_memory_type_t;
  57
  58 struct grub_arc_timeinfo
  59 {
  60   grub_arc_ushort_t y;
  61   grub_arc_ushort_t m;
  62   grub_arc_ushort_t d;
  63   grub_arc_ushort_t h;
  64   grub_arc_ushort_t min;
  65   grub_arc_ushort_t s;
  66   grub_arc_ushort_t ms;
  67 };
  68
  69 struct grub_arc_display_status
  70 {
  71   grub_arc_ushort_t x;
  72   grub_arc_ushort_t y;
  73   grub_arc_ushort_t w;
  74   grub_arc_ushort_t h;
  75   grub_arc_uchar_t fgcolor;
  76   grub_arc_uchar_t bgcolor;
  77   grub_arc_uchar_t high_intensity;
  78   grub_arc_uchar_t underscored;
  79   grub_arc_uchar_t reverse_video;
  80 };
  81
  82 enum
  83   {
  84     GRUB_ARC_COMPONENT_FLAG_OUT = 0x40,
  85     GRUB_ARC_COMPONENT_FLAG_IN = 0x20,
  86   };
  87
  88 struct grub_arc_component
  89 {
  90   grub_arc_enum_t class;
  91   grub_arc_enum_t type;
  92   grub_arc_enum_t flags;
  93   grub_arc_ushort_t version;
  94   grub_arc_ushort_t rev;
  95   grub_arc_ulong_t key;
  96   grub_arc_ulong_t affinity;
  97   grub_arc_ulong_t configdatasize;
  98   grub_arc_ulong_t idlen;
  99   const char *idstr;
 100 };
 101
 102 enum
 103   {
 104 #ifdef GRUB_CPU_WORDS_BIGENDIAN
 105     GRUB_ARC_COMPONENT_TYPE_ARC = 1,
 106 #else
 107     GRUB_ARC_COMPONENT_TYPE_ARC,
 108 #endif
 109     GRUB_ARC_COMPONENT_TYPE_CPU,
 110     GRUB_ARC_COMPONENT_TYPE_FPU,
 111     GRUB_ARC_COMPONENT_TYPE_PRI_I_CACHE,
 112     GRUB_ARC_COMPONENT_TYPE_PRI_D_CACHE,
 113     GRUB_ARC_COMPONENT_TYPE_SEC_I_CACHE,
 114     GRUB_ARC_COMPONENT_TYPE_SEC_D_CACHE,
 115     GRUB_ARC_COMPONENT_TYPE_SEC_CACHE,
 116     GRUB_ARC_COMPONENT_TYPE_EISA,
 117     GRUB_ARC_COMPONENT_TYPE_TCA,
 118     GRUB_ARC_COMPONENT_TYPE_SCSI,
 119     GRUB_ARC_COMPONENT_TYPE_DTIA,
 120     GRUB_ARC_COMPONENT_TYPE_MULTIFUNC,
 121     GRUB_ARC_COMPONENT_TYPE_DISK_CONTROLLER,
 122     GRUB_ARC_COMPONENT_TYPE_TAPE_CONTROLLER,
 123     GRUB_ARC_COMPONENT_TYPE_CDROM_CONTROLLER,
 124     GRUB_ARC_COMPONENT_TYPE_WORM_CONTROLLER,
 125     GRUB_ARC_COMPONENT_TYPE_SERIAL_CONTROLLER,
 126     GRUB_ARC_COMPONENT_TYPE_NET_CONTROLLER,
 127     GRUB_ARC_COMPONENT_TYPE_DISPLAY_CONTROLLER,
 128     GRUB_ARC_COMPONENT_TYPE_PARALLEL_CONTROLLER,
 129     GRUB_ARC_COMPONENT_TYPE_POINTER_CONTROLLER,
 130     GRUB_ARC_COMPONENT_TYPE_KBD_CONTROLLER,
 131     GRUB_ARC_COMPONENT_TYPE_AUDIO_CONTROLLER,
 132     GRUB_ARC_COMPONENT_TYPE_OTHER_CONTROLLER,
 133     GRUB_ARC_COMPONENT_TYPE_DISK,
 134     GRUB_ARC_COMPONENT_TYPE_FLOPPY,
 135     GRUB_ARC_COMPONENT_TYPE_TAPE,
 136     GRUB_ARC_COMPONENT_TYPE_MODEM,
 137     GRUB_ARC_COMPONENT_TYPE_MONITOR,
 138     GRUB_ARC_COMPONENT_TYPE_PRINTER,
 139     GRUB_ARC_COMPONENT_TYPE_POINTER,
 140     GRUB_ARC_COMPONENT_TYPE_KBD,
 141     GRUB_ARC_COMPONENT_TYPE_TERMINAL,
 142 #ifndef GRUB_CPU_WORDS_BIGENDIAN
 143     GRUB_ARC_COMPONENT_TYPE_OTHER_PERIPHERAL,
 144 #endif
 145     GRUB_ARC_COMPONENT_TYPE_LINE,
 146     GRUB_ARC_COMPONENT_TYPE_NET,
 147     GRUB_ARC_COMPONENT_TYPE_MEMORY_UNIT,
 148   };
 149
 150 enum grub_arc_file_access
 151   {
 152     GRUB_ARC_FILE_ACCESS_OPEN_RO,
 153     GRUB_ARC_FILE_ACCESS_OPEN_WO,
 154     GRUB_ARC_FILE_ACCESS_OPEN_RW,
 155   };
 156
 157 struct grub_arc_fileinfo
 158 {
 159   grub_arc_ularge_t start;
 160   grub_arc_ularge_t end;
 161   grub_arc_ularge_t current;
 162   grub_arc_enum_t type;
 163   grub_arc_ulong_t fnamelength;
 164   grub_arc_uchar_t attr;
 165   char filename[32];
 166 };
 167
 168 struct grub_arc_firmware_vector
 169 {
 170   /* 0x00. */
 171   void *load;
 172   void *invoke;
 173   void *execute;
 174   void *halt;
 175
 176   /* 0x10. */
 177   void (*powerdown) (void);
 178   void (*restart) (void);
 179   void (*reboot) (void);
 180   void (*exit) (void);
 181
 182   /* 0x20. */
 183   void *reserved1;
 184   const struct grub_arc_component * (*getpeer) (const struct grub_arc_component *comp);
 185   const struct grub_arc_component * (*getchild) (const struct grub_arc_component *comp);
 186   void *getparent;
 187
 188   /* 0x30. */
 189   void *getconfigurationdata;
 190   void *addchild;
 191   void *deletecomponent;
 192   void *getcomponent;
 193
 194   /* 0x40. */
 195   void *saveconfiguration;
 196   void *getsystemid;
 197   struct grub_arc_memory_descriptor *(*getmemorydescriptor) (struct grub_arc_memory_descriptor *current);
 198   void *reserved2;
 199
 200   /* 0x50. */
 201   struct grub_arc_timeinfo *(*gettime) (void);
 202   void *getrelativetime;
 203   void *getdirectoryentry;
 204   grub_arc_err_t (*open) (const char *path, grub_arc_enum_t mode,
 205                           grub_arc_fileno_t *fileno);
 206
 207   /* 0x60. */
 208   grub_arc_err_t (*close) (grub_arc_fileno_t fileno);
 209   grub_arc_err_t (*read) (grub_arc_fileno_t fileno, void *buf,
 210                           grub_arc_ulong_t n,
 211                           grub_arc_ulong_t *count);
 212   grub_arc_err_t (*get_read_status) (grub_arc_fileno_t fileno);
 213   grub_arc_err_t (*write) (grub_arc_fileno_t fileno, const void *buf,
 214                            grub_arc_ulong_t n,
 215                            grub_arc_ulong_t *count);
 216
 217   /* 0x70. */
 218   grub_arc_err_t (*seek) (grub_arc_fileno_t fileno,
 219                           grub_arc_ularge_t *pos, grub_arc_enum_t mode);
 220   void *mount;
 221   const char * (*getenvironmentvariable) (const char *name);
 222   void *setenvironmentvariable;
 223
 224   /* 0x80. */
 225   grub_arc_err_t (*getfileinformation) (grub_arc_fileno_t fileno,
 226                                         struct grub_arc_fileinfo *info);
 227   void *setfileinformation;
 228   void *flushallcaches;
 229   void *testunicodecharacter;
 230
 231   /* 0x90. */
 232   struct grub_arc_display_status * (*getdisplaystatus) (grub_arc_fileno_t fileno);
 233 };
 234
 235 struct grub_arc_adapter
 236 {
 237   grub_arc_ulong_t adapter_type;
 238   grub_arc_ulong_t adapter_vector_length;
 239   void *adapter_vector;
 240 };
 241
 242 struct grub_arc_system_parameter_block
 243 {
 244   grub_arc_ulong_t signature;
 245   grub_arc_ulong_t length;
 246   grub_arc_ushort_t version;
 247   grub_arc_ushort_t revision;
 248   void *restartblock;
 249   void *debugblock;
 250   void *gevector;
 251   void *utlbmissvector;
 252   grub_arc_ulong_t firmware_vector_length;
 253   struct grub_arc_firmware_vector *firmwarevector;
 254   grub_arc_ulong_t private_vector_length;
 255   void *private_vector;
 256   grub_arc_ulong_t adapter_count;
 257   struct grub_arc_adapter adapters[0];
 258 };
 259
 260
 261 #define GRUB_ARC_SYSTEM_PARAMETER_BLOCK ((struct grub_arc_system_parameter_block *) 0xa0001000)
 262 #define GRUB_ARC_FIRMWARE_VECTOR (GRUB_ARC_SYSTEM_PARAMETER_BLOCK->firmwarevector)
 263 #define GRUB_ARC_STDIN 0
 264 #define GRUB_ARC_STDOUT 1
 265
 266 typedef int (*grub_arc_iterate_devs_hook_t)
 267   (const char *name, const struct grub_arc_component *comp, void *data);
 268
 269 int EXPORT_FUNC (grub_arc_iterate_devs) (grub_arc_iterate_devs_hook_t hook,
 270                                          void *hook_data,
 271                                          int alt_names);
 272
 273 char *EXPORT_FUNC (grub_arc_alt_name_to_norm) (const char *name, const char *suffix);
 274
 275 int EXPORT_FUNC (grub_arc_is_device_serial) (const char *name, int alt_names);
 276
 277
 278 #define FOR_ARC_CHILDREN(comp, parent) for (comp = GRUB_ARC_FIRMWARE_VECTOR->getchild (parent); comp; comp = GRUB_ARC_FIRMWARE_VECTOR->getpeer (comp))
 279
 280 extern void grub_arcdisk_init (void);
 281 extern void grub_arcdisk_fini (void);
 282
 283
 284 #endif