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/*
* (C) notaz, 2011
*
* This work is licensed under the terms of the GNU GPLv2 or later.
* See the COPYING file in the top-level directory.
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <sys/ioctl.h>
#include <unistd.h>
#include <linux/input.h>
#include <errno.h>
#include "common/input.h"
#include "plugin_lib.h"
#include "plat.h"
#include "main.h"
static int fdnub[2];
static int analog_init_done;
static const char * const pandora_gpio_keys[KEY_MAX + 1] = {
[0 ... KEY_MAX] = NULL,
[KEY_UP] = "Up",
[KEY_LEFT] = "Left",
[KEY_RIGHT] = "Right",
[KEY_DOWN] = "Down",
[KEY_HOME] = "(A)",
[KEY_PAGEDOWN] = "(X)",
[KEY_END] = "(B)",
[KEY_PAGEUP] = "(Y)",
[KEY_RIGHTSHIFT]= "(L)",
[KEY_RIGHTCTRL] = "(R)",
[KEY_LEFTALT] = "Start",
[KEY_LEFTCTRL] = "Select",
[KEY_MENU] = "Pandora",
};
struct in_default_bind in_evdev_defbinds[] = {
{ KEY_UP, IN_BINDTYPE_PLAYER12, DKEY_UP },
{ KEY_DOWN, IN_BINDTYPE_PLAYER12, DKEY_DOWN },
{ KEY_LEFT, IN_BINDTYPE_PLAYER12, DKEY_LEFT },
{ KEY_RIGHT, IN_BINDTYPE_PLAYER12, DKEY_RIGHT },
{ KEY_PAGEUP, IN_BINDTYPE_PLAYER12, DKEY_TRIANGLE },
{ KEY_PAGEDOWN, IN_BINDTYPE_PLAYER12, DKEY_CROSS },
{ KEY_END, IN_BINDTYPE_PLAYER12, DKEY_CIRCLE },
{ KEY_HOME, IN_BINDTYPE_PLAYER12, DKEY_SQUARE },
{ KEY_LEFTALT, IN_BINDTYPE_PLAYER12, DKEY_START },
{ KEY_LEFTCTRL, IN_BINDTYPE_PLAYER12, DKEY_SELECT },
{ KEY_RIGHTSHIFT,IN_BINDTYPE_PLAYER12, DKEY_L1 },
{ KEY_RIGHTCTRL, IN_BINDTYPE_PLAYER12, DKEY_R1 },
{ KEY_Q, IN_BINDTYPE_PLAYER12, DKEY_L2 },
{ KEY_P, IN_BINDTYPE_PLAYER12, DKEY_R2 },
{ KEY_SPACE, IN_BINDTYPE_EMU, SACTION_ENTER_MENU },
{ KEY_1, IN_BINDTYPE_EMU, SACTION_SAVE_STATE },
{ KEY_2, IN_BINDTYPE_EMU, SACTION_LOAD_STATE },
{ KEY_3, IN_BINDTYPE_EMU, SACTION_PREV_SSLOT },
{ KEY_4, IN_BINDTYPE_EMU, SACTION_NEXT_SSLOT },
{ KEY_5, IN_BINDTYPE_EMU, SACTION_TOGGLE_FSKIP },
{ KEY_6, IN_BINDTYPE_EMU, SACTION_SCREENSHOT },
{ 0, 0, 0 }
};
static void analog_init(void)
{
int i, nub;
fdnub[0] = fdnub[1] = -1;
for (i = nub = 0; nub < 2; i++)
{
long absbits[(ABS_MAX+1) / sizeof(long) / 8];
int ret, fd, support = 0;
char name[64];
snprintf(name, sizeof(name), "/dev/input/event%d", i);
fd = open(name, O_RDONLY|O_NONBLOCK);
if (fd == -1) {
if (errno == EACCES)
continue; /* maybe we can access next one */
break;
}
/* check supported events */
ret = ioctl(fd, EVIOCGBIT(0, sizeof(support)), &support);
if (ret == -1) {
printf("pandora: ioctl failed on %s\n", name);
goto skip;
}
if (!(support & (1 << EV_ABS)))
goto skip;
ret = ioctl(fd, EVIOCGNAME(sizeof(name)), name);
if (ret == -1 || strncmp(name, "nub", 3) != 0)
goto skip;
ret = ioctl(fd, EVIOCGBIT(EV_ABS, sizeof(absbits)), absbits);
if (ret == -1)
goto skip;
if ((absbits[0] & ((1 << ABS_X)|(1 << ABS_Y))) != ((1 << ABS_X)|(1 << ABS_Y)))
goto skip;
printf("pandora: found analog #%d \"%s\"\n", nub, name);
fdnub[nub++] = fd;
continue;
skip:
close(fd);
}
if (nub != 2)
printf("pandora: warning: not all nubs found: %d\n", nub);
analog_init_done = 1;
}
void in_update_analogs(void)
{
int *nubp[2] = { in_a1, in_a2 };
struct input_absinfo ainfo;
int i, fd, v, ret;
if (!analog_init_done)
analog_init();
for (i = 0; i < 2; i++) {
fd = fdnub[i];
if (fd < 0)
continue;
ret = ioctl(fd, EVIOCGABS(ABS_X), &ainfo);
if (ret == -1) {
perror("ioctl");
continue;
}
v = ainfo.value / 2 + 127;
nubp[i][0] = v < 0 ? 0 : v;
ret = ioctl(fd, EVIOCGABS(ABS_Y), &ainfo);
if (ret == -1) {
perror("ioctl");
continue;
}
v = ainfo.value / 2 + 127;
nubp[i][1] = v < 0 ? 0 : v;
}
//printf("%4d %4d %4d %4d\n", in_a1[0], in_a1[1], in_a2[0], in_a2[1]);
}
int plat_rescan_inputs(void)
{
in_probe();
in_set_config(in_name_to_id("evdev:gpio-keys"), IN_CFG_KEY_NAMES,
pandora_gpio_keys, sizeof(pandora_gpio_keys));
return 0;
}
static const char pnd_script_base[] = "sudo -n /usr/pandora/scripts";
int plat_cpu_clock_get(void)
{
FILE *f;
int ret = 0;
f = fopen("/proc/pandora/cpu_mhz_max", "r");
if (f) {
fscanf(f, "%d", &ret);
fclose(f);
}
return ret;
}
int plat_cpu_clock_apply(int cpu_clock)
{
char buf[128];
if (cpu_clock != 0 && cpu_clock != plat_cpu_clock_get()) {
snprintf(buf, sizeof(buf), "unset DISPLAY; echo y | %s/op_cpuspeed.sh %d",
pnd_script_base, cpu_clock);
system(buf);
}
return 0;
}
int plat_get_bat_capacity(void)
{
FILE *f;
int ret = 0;
f = fopen("/sys/class/power_supply/bq27500-0/capacity", "r");
if (f) {
fscanf(f, "%d", &ret);
fclose(f);
}
return ret;
}
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