com32/gpllib/acpi/ecdt.c

   1 /* ----------------------------------------------------------------------- *
   2  *
   3  *   Copyright 2009-2011 Erwan Velu - All Rights Reserved
   4  *
   5  *   Permission is hereby granted, free of charge, to any person
   6  *   obtaining a copy of this software and associated documentation
   7  *   files (the "Software"), to deal in the Software without
   8  *   restriction, including without limitation the rights to use,
   9  *   copy, modify, merge, publish, distribute, sublicense, and/or
  10  *   sell copies of the Software, and to permit persons to whom
  11  *   the Software is furnished to do so, subject to the following
  12  *   conditions:
  13  *
  14  *   The above copyright notice and this permission notice shall
  15  *   be included in all copies or substantial portions of the Software.
  16  *
  17  *   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  18  *   EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  19  *   OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  20  *   NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  21  *   HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  22  *   WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  23  *   FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  24  *   OTHER DEALINGS IN THE SOFTWARE.
  25  *
  26  * -----------------------------------------------------------------------
  27 */
  28
  29 #include <stdio.h>
  30 #include <string.h>
  31 #include <memory.h>
  32 #include <stdlib.h>
  33 #include <dprintf.h>
  34 #include "acpi/acpi.h"
  35
  36 void parse_ecdt(s_ecdt * e)
  37 {
  38     uint8_t *q;
  39     q = (uint8_t *)e->address;
  40     q += ACPI_HEADER_SIZE;
  41
  42     /* Copying remaining structs */
  43     cp_struct(&e->ec_control);
  44     cp_struct(&e->ec_data);
  45     cp_struct(&e->uid);
  46     cp_struct(&e->gpe_bit);
  47
  48     /* Searching ec_id size we must copy */
  49     uint32_t ec_id_size = e->header.length - EC_ID_OFFSET;
  50     if ((e->ec_id = malloc(ec_id_size)) != NULL) {
  51         memcpy(e->ec_id, (uint64_t *) (e->address + EC_ID_OFFSET), ec_id_size);
  52     }
  53 }