ps3dm_proxy.c

   1
   2 /*
   3  * This program is free software; you can redistribute it and/or modify
   4  * it under the terms of the GNU General Public License as published by
   5  * the Free Software Foundation; version 2 of the License.
   6  *
   7  * This program is distributed in the hope that it will be useful,
   8  * but WITHOUT ANY WARRANTY; without even the implied warranty of
   9  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  10  * GNU General Public License for more details.
  11  *
  12  * You should have received a copy of the GNU General Public License
  13  * along with this program; if not, write to the Free Software
  14  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  15  */
  16
  17 #include <string.h>
  18 #include <sys/types.h>
  19 #include <sys/stat.h>
  20 #include <fcntl.h>
  21 #include <sys/ioctl.h>
  22 #include <unistd.h>
  23 #include <asm/ps3dmproxy.h>
  24
  25 #include "ps3dm_proxy.h"
  26
  27 int ps3dm_proxy_open(const char *path)
  28 {
  29         return open(path, O_RDWR);
  30 }
  31
  32 int ps3dm_proxy_close(int fd)
  33 {
  34         return close(fd);
  35 }
  36
  37 int ps3dm_proxy_user_to_lpar_addr(int fd, uint64_t user_addr, uint64_t *lpar_addr)
  38 {
  39         struct ps3dmproxy_ioctl_user_to_lpar_addr arg;
  40         int error;
  41
  42         memset(&arg, 0, sizeof(arg));
  43         arg.user_addr = user_addr;
  44
  45         error = ioctl(fd, PS3DMPROXY_IOCTL_USER_TO_LPAR_ADDR, &arg);
  46
  47         if (!error)
  48                 *lpar_addr = arg.lpar_addr;
  49
  50         return error;
  51 }
  52
  53 int ps3dm_proxy_get_repo_node_val(int fd, uint64_t lpar_id, const uint64_t key[4], uint64_t val[2])
  54 {
  55         struct ps3dmproxy_ioctl_get_repo_node_val arg;
  56         int error;
  57
  58         memset(&arg, 0, sizeof(arg));
  59         arg.lpar_id = lpar_id;
  60         arg.key[0] = key[0];
  61         arg.key[1] = key[1];
  62         arg.key[2] = key[2];
  63         arg.key[3] = key[3];
  64
  65         error = ioctl(fd, PS3DMPROXY_IOCTL_GET_REPO_NODE_VAL, &arg);
  66
  67         if (!error) {
  68                 val[0] = arg.val[0];
  69                 val[1] = arg.val[1];
  70         }
  71
  72         return error;
  73 }
  74
  75 int ps3dm_proxy_do_request(int fd, struct ps3dm_hdr *sendbuf, unsigned int sendbuf_size,
  76         struct ps3dm_hdr *recvbuf, unsigned int recvbuf_size)
  77 {
  78         struct ps3dmproxy_ioctl_do_request arg;
  79
  80         memset(&arg, 0, sizeof(arg));
  81         arg.sendbuf = (uint64_t) sendbuf;
  82         arg.sendbuf_size = sendbuf_size;
  83         arg.recvbuf = (uint64_t) recvbuf;
  84         arg.recvbuf_size = recvbuf_size;
  85
  86         return ioctl(fd, PS3DMPROXY_IOCTL_DO_REQUEST, &arg);
  87 }