gp2x/plat.c

   1 /*
   2  * (C) notaz, 2013
   3  *
   4  * This work is licensed under the terms of any of these licenses
   5  * (at your option):
   6  *  - GNU GPL, version 2 or later.
   7  *  - GNU LGPL, version 2.1 or later.
   8  *  - MAME license.
   9  * See the COPYING file in the top-level directory.
  10  */
  11
  12 #include <stdio.h>
  13 #include <stdlib.h>
  14 #include <string.h>
  15 #include <sys/types.h>
  16 #include <dirent.h>
  17 #include <linux/input.h>
  18 #include <errno.h>
  19
  20 #include "../plat.h"
  21 #include "../input.h"
  22 #include "plat_gp2x.h"
  23 #include "soc.h"
  24
  25 int default_cpu_clock;
  26 int gp2x_dev_id;
  27
  28 static const char * const caanoo_keys[KEY_MAX + 1] = {
  29         [0 ... KEY_MAX] = NULL,
  30         [KEY_UP]        = "Up",
  31         [KEY_LEFT]      = "Left",
  32         [KEY_RIGHT]     = "Right",
  33         [KEY_DOWN]      = "Down",
  34         [BTN_TRIGGER]   = "A",
  35         [BTN_THUMB]     = "X",
  36         [BTN_THUMB2]    = "B",
  37         [BTN_TOP]       = "Y",
  38         [BTN_TOP2]      = "L",
  39         [BTN_PINKIE]    = "R",
  40         [BTN_BASE]      = "Home",
  41         [BTN_BASE2]     = "Lock",
  42         [BTN_BASE3]     = "I",
  43         [BTN_BASE4]     = "II",
  44         [BTN_BASE5]     = "Push",
  45 };
  46
  47 /* to be filled by mmsp2/pollux _init */
  48 static int sound_rates[] = { 8000, 11025, 16000, 22050, 32000, 44100, 53000, -1 };
  49 struct plat_target plat_target = { .sound_rates = sound_rates };
  50
  51 int plat_target_init(void)
  52 {
  53         gp2x_soc_t soc;
  54         FILE *f;
  55
  56         soc = soc_detect();
  57         switch (soc)
  58         {
  59         case SOCID_MMSP2:
  60                 mmsp2_init();
  61                 default_cpu_clock = 200;
  62                 gp2x_dev_id = GP2X_DEV_GP2X;
  63                 break;
  64         case SOCID_POLLUX:
  65                 pollux_init();
  66                 default_cpu_clock = 533;
  67                 f = fopen("/dev/accel", "rb");
  68                 if (f) {
  69                         printf("detected Caanoo\n");
  70                         gp2x_dev_id = GP2X_DEV_CAANOO;
  71                         fclose(f);
  72                 }
  73                 else {
  74                         printf("detected Wiz\n");
  75                         gp2x_dev_id = GP2X_DEV_WIZ;
  76                 }
  77                 break;
  78         default:
  79                 printf("could not recognize SoC.\n");
  80                 break;
  81         }
  82
  83         return 0;
  84 }
  85
  86 /* to be called after in_probe */
  87 void plat_target_setup_input(void)
  88 {
  89         if (gp2x_dev_id == GP2X_DEV_CAANOO)
  90                 in_set_config(in_name_to_id("evdev:pollux-analog"),
  91                         IN_CFG_KEY_NAMES,
  92                         caanoo_keys, sizeof(caanoo_keys));
  93 }
  94
  95 void plat_target_finish(void)
  96 {
  97         gp2x_soc_t soc;
  98
  99         soc = soc_detect();
 100         switch (soc)
 101         {
 102         case SOCID_MMSP2:
 103                 mmsp2_finish();
 104                 break;
 105         case SOCID_POLLUX:
 106                 pollux_finish();
 107                 break;
 108         default:
 109                 break;
 110         }
 111 }