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gp2x+wiz binary support, wiz code wip

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git-svn-id: file:///home/notaz/opt/svn/PicoDrive@705 be3aeb3a-fb24-0410-a615-afba39da0efa
This commit is contained in:
notaz 2009-07-17 22:49:29 +00:00
parent 0d9bf4fcda
commit ee2a3bdfa5
18 changed files with 911 additions and 95 deletions
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71
platform/gp2x/in_gp2x.c
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@ -1,5 +1,10 @@
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>
#include "../common/input.h"
#include "in_gp2x.h"
@ -12,6 +17,9 @@
* both must be pressed for action to happen) */
static int in_gp2x_combo_keys = 0;
static int in_gp2x_combo_acts = 0;
static int gpiodev = -1; /* Wiz only */
static int (*in_gp2x_get_bits)(void);
enum { BTN_UP = 0, BTN_LEFT = 2, BTN_DOWN = 4, BTN_RIGHT = 6,
BTN_START = 8, BTN_SELECT = 9, BTN_L = 10, BTN_R = 11,
@ -28,18 +36,48 @@ static const char * const in_gp2x_keys[IN_GP2X_NBUTTONS] = {
[BTN_PUSH] = "PUSH"
};
static int in_gp2x_get_mmsp2_bits(void);
static int in_gp2x_get_wiz_bits(void);
static void in_gp2x_probe(void)
{
gp2x_soc_t soc;
soc = soc_detect();
switch (soc)
{
case SOCID_MMSP2:
in_gp2x_get_bits = in_gp2x_get_mmsp2_bits;
break;
case SOCID_POLLUX:
gpiodev = open("/dev/GPIO", O_RDONLY);
if (gpiodev < 0) {
perror("in_gp2x: couldn't open /dev/GPIO");
return;
}
in_gp2x_get_bits = in_gp2x_get_wiz_bits;
break;
default:
return;
}
in_register(IN_PREFIX "GP2X pad", IN_DRVID_GP2X, -1, (void *)1, 1);
}
static void in_gp2x_free(void *drv_data)
{
if (gpiodev >= 0) {
close(gpiodev);
gpiodev = -1;
}
}
static int in_gp2x_get_bind_count(void)
{
return IN_GP2X_NBUTTONS;
}
static int in_gp2x_get_gpio_bits(void)
static int in_gp2x_get_mmsp2_bits(void)
{
#ifndef FAKE_IN_GP2X
extern volatile unsigned short *gp2x_memregs;
@ -60,12 +98,38 @@ static int in_gp2x_get_gpio_bits(void)
#endif
}
static int in_gp2x_get_wiz_bits(void)
{
int value = 0;
read(gpiodev, &value, 4);
if (value & 0x02)
value |= 0x05;
if (value & 0x08)
value |= 0x14;
if (value & 0x20)
value |= 0x50;
if (value & 0x80)
value |= 0x41;
/* convert to GP2X style */
value &= 0x7ff55;
if (value & (1 << 16))
value |= 1 << BTN_VOL_UP;
if (value & (1 << 17))
value |= 1 << BTN_VOL_DOWN;
if (value & (1 << 18))
value |= 1 << BTN_PUSH;
value &= ~0x70000;
return value;
}
/* returns bitfield of binds of pressed buttons */
int in_gp2x_update(void *drv_data, int *binds)
{
int i, keys, ret = 0;
keys = in_gp2x_get_gpio_bits();
keys = in_gp2x_get_bits();
if (keys & in_gp2x_combo_keys)
return in_combos_do(keys, binds, BTN_PUSH, in_gp2x_combo_keys, in_gp2x_combo_acts);
@ -84,7 +148,7 @@ int in_gp2x_update_keycode(void *data, int *is_down)
static int old_val = 0;
int val, diff, i;
val = in_gp2x_get_gpio_bits();
val = in_gp2x_get_bits();
diff = val ^ old_val;
if (diff == 0)
return -1;
@ -238,6 +302,7 @@ void in_gp2x_init(void *vdrv)
drv->prefix = in_gp2x_prefix;
drv->probe = in_gp2x_probe;
drv->free = in_gp2x_free;
drv->get_bind_count = in_gp2x_get_bind_count;
drv->get_def_binds = in_gp2x_get_def_binds;
drv->clean_binds = in_gp2x_clean_binds;