*/
-#define _GNU_SOURCE
+#define _GNU_SOURCE 1
#include "../common.h"
#include <sys/mman.h>
#include <sys/ioctl.h>
#include <sys/types.h>
#include <unistd.h>
#include <ctype.h>
+#include <linux/input.h>
#include "gp2x.h"
#include "pollux_dpc_set.h"
static u32 gpsp_gp2x_dev_audio;
static u32 gpsp_gp2x_dev;
-#ifdef WIZ_BUILD
-static u32 gpsp_gp2x_gpiodev;
+#ifdef POLLUX_BUILD
+static u32 gpsp_gp2x_indev;
+static u32 saved_405c, saved_4060, saved_4058;
#endif
static u32 gp2x_audio_volume = 74/2;
GP2X_B,
GP2X_X,
GP2X_Y,
+#if defined(POLLUX_BUILD) && !defined(WIZ_BUILD)
+ 0,
+ 0,
+ GP2X_PUSH,
+ GP2X_HOME,
+#else
GP2X_VOL_DOWN,
GP2X_VOL_UP,
GP2X_PUSH,
GP2X_VOL_MIDDLE
+#endif
};
u32 gamepad_config_map[PLAT_BUTTON_COUNT] =
BUTTON_ID_VOLDOWN, // Vol down
BUTTON_ID_VOLUP, // Vol up
BUTTON_ID_FPS, // Push
- BUTTON_ID_MENU // Vol middle
+ BUTTON_ID_MENU // Vol middle / Home
};
-#ifdef WIZ_BUILD
+#ifdef POLLUX_BUILD
#include <linux/fb.h>
void *gpsp_gp2x_screen;
#define fb_buf_count 4
static void fb_video_init()
{
struct fb_fix_screeninfo fbfix;
+ unsigned int r;
int i, ret;
fbdev = open("/dev/fb0", O_RDWR);
fb_work_buf = 0;
fb_buf_use = fb_buf_count;
+ saved_405c = gpsp_gp2x_memregl[0x405c>>2];
+ saved_4060 = gpsp_gp2x_memregl[0x4060>>2];
+ saved_4058 = gpsp_gp2x_memregl[0x4058>>2];
+
+ // set mode; program both MLCs so that TV-out works
+ gpsp_gp2x_memregl[0x405c>>2] = gpsp_gp2x_memregl[0x445c>>2] = 2;
+ gpsp_gp2x_memregl[0x4060>>2] = gpsp_gp2x_memregl[0x4460>>2] = 320 * 2;
+
+ r = gpsp_gp2x_memregl[0x4058>>2];
+ r = (r & 0xffff) | (0x4432 << 16) | 0x10;
+ gpsp_gp2x_memregl[0x4058>>2] = r;
+
+ r = gpsp_gp2x_memregl[0x4458>>2];
+ r = (r & 0xffff) | (0x4432 << 16) | 0x10;
+ gpsp_gp2x_memregl[0x4458>>2] = r;
+
pollux_video_flip();
warm_change_cb_upper(WCB_C_BIT|WCB_B_BIT, 1);
}
void pollux_video_flip()
{
- gpsp_gp2x_memregl[0x406C>>2] = fb_paddr[fb_work_buf];
+ gpsp_gp2x_memregl[0x406C>>2] =
+ gpsp_gp2x_memregl[0x446C>>2] = fb_paddr[fb_work_buf];
gpsp_gp2x_memregl[0x4058>>2] |= 0x10;
+ gpsp_gp2x_memregl[0x4458>>2] |= 0x10;
fb_work_buf++;
if (fb_work_buf >= fb_buf_use)
fb_work_buf = 0;
void wiz_lcd_set_portrait(int y)
{
+ char *dpc_settings;
+#ifdef WIZ_BUILD
static int old_y = -1;
int cmd[2] = { 0, 0 };
old_y = y;
/* the above ioctl resets LCD timings, so set them here */
- pollux_dpc_set(gpsp_gp2x_memregs, getenv("pollux_dpc_set"));
+#endif
+
+ dpc_settings = getenv("pollux_dpc_set");
+ if (dpc_settings != NULL)
+ pollux_dpc_set(gpsp_gp2x_memregs, dpc_settings);
}
static void fb_video_exit()
{
/* switch to default fb mem, turn portrait off */
- gpsp_gp2x_memregl[0x406C>>2] = fb_paddr[0];
- gpsp_gp2x_memregl[0x4058>>2] |= 0x10;
+ gpsp_gp2x_memregl[0x406c>>2] = fb_paddr[0];
+ gpsp_gp2x_memregl[0x405c>>2] = saved_405c;
+ gpsp_gp2x_memregl[0x4060>>2] = saved_4060;
+ gpsp_gp2x_memregl[0x4058>>2] = saved_4058 | 0x10;
wiz_lcd_set_portrait(0);
close(fbdev);
}
return ret;
}
-#endif
+#define KEYBITS_BIT(x) (keybits[(x)/sizeof(keybits[0])/8] & \
+ (1 << ((x) & (sizeof(keybits[0])*8-1))))
-void gpsp_plat_init(void)
+static int abs_min, abs_max, lzone_step;
+
+static int open_caanoo_pad(void)
{
- char buff[256];
+ long keybits[KEY_CNT / sizeof(long) / 8];
+ long absbits[(ABS_MAX+1) / sizeof(long) / 8];
+ struct input_absinfo ainfo;
+ int fd = -1, i;
+
+ memset(keybits, 0, sizeof(keybits));
+ memset(absbits, 0, sizeof(absbits));
+
+ for (i = 0;; i++)
+ {
+ int support = 0, need;
+ int ret;
+ char name[64];
+
+ snprintf(name, sizeof(name), "/dev/input/event%d", i);
+ fd = open(name, O_RDONLY|O_NONBLOCK);
+ if (fd == -1)
+ break;
+
+ /* check supported events */
+ ret = ioctl(fd, EVIOCGBIT(0, sizeof(support)), &support);
+ if (ret == -1) {
+ printf("in_evdev: ioctl failed on %s\n", name);
+ goto skip;
+ }
+
+ need = (1 << EV_KEY) | (1 << EV_ABS);
+ if ((support & need) != need)
+ goto skip;
+ ret = ioctl(fd, EVIOCGBIT(EV_KEY, sizeof(keybits)), keybits);
+ if (ret == -1) {
+ printf("in_evdev: ioctl failed on %s\n", name);
+ goto skip;
+ }
+
+ if (!KEYBITS_BIT(BTN_JOYSTICK))
+ goto skip;
+
+ ret = ioctl(fd, EVIOCGABS(ABS_X), &ainfo);
+ if (ret == -1)
+ goto skip;
+
+ abs_min = ainfo.minimum;
+ abs_max = ainfo.maximum;
+ lzone_step = (abs_max - abs_min) / 2 / 9;
+
+ ioctl(fd, EVIOCGNAME(sizeof(name)), name);
+ printf("using \"%s\" (type %08x)\n", name, support);
+ break;
+
+skip:
+ close(fd);
+ fd = -1;
+ }
+
+ if (fd == -1) {
+ printf("missing input device\n");
+ exit(1);
+ }
+
+ return fd;
+}
+#endif // POLLUX_BUILD
+
+void gpsp_plat_init(void)
+{
gpsp_gp2x_dev = open("/dev/mem", O_RDWR);
gpsp_gp2x_dev_audio = open("/dev/mixer", O_RDWR);
gpsp_gp2x_memregl = (u32 *)mmap(0, 0x10000, PROT_READ|PROT_WRITE, MAP_SHARED,
gpsp_gp2x_dev, 0xc0000000);
gpsp_gp2x_memregs = (u16 *)gpsp_gp2x_memregl;
warm_init();
+#ifdef POLLUX_BUILD
#ifdef WIZ_BUILD
- gpsp_gp2x_gpiodev = open("/dev/GPIO", O_RDONLY);
+ gpsp_gp2x_indev = open("/dev/GPIO", O_RDONLY);
+#else
+ gpsp_gp2x_indev = open_caanoo_pad();
+#endif
fb_video_init();
+ (void)open_caanoo_pad;
#endif
gp2x_sound_volume(1);
void gpsp_plat_quit(void)
{
- char buff1[256], buff2[256];
-
- getcwd(buff1, sizeof(buff1));
chdir(main_path);
warm_finish();
-#ifdef WIZ_BUILD
- close(gpsp_gp2x_gpiodev);
- fb_video_exit();
+#ifdef POLLUX_BUILD
wiz_gamepak_cleanup();
+ close(gpsp_gp2x_indev);
+ fb_video_exit();
#endif
munmap((void *)gpsp_gp2x_memregl, 0x10000);
close(gpsp_gp2x_dev_audio);
{
#ifdef WIZ_BUILD
u32 value = 0;
- read(gpsp_gp2x_gpiodev, &value, 4);
+ read(gpsp_gp2x_indev, &value, 4);
if(value & 0x02)
value |= 0x05;
if(value & 0x08)
if(value & 0x80)
value |= 0x41;
return value;
+#elif defined(POLLUX_BUILD)
+ // caanoo
+ static const int evdev_to_gp2x[] = {
+ GP2X_A, GP2X_X, GP2X_B, GP2X_Y, GP2X_L, GP2X_R,
+ GP2X_HOME, 0, GP2X_START, GP2X_SELECT, GP2X_PUSH
+ };
+ int keybits[KEY_CNT / sizeof(int)];
+ struct input_absinfo ainfo;
+ int lzone = analog_sensitivity_level * lzone_step;
+ u32 retval = 0;
+ int i, ret;
+
+ ret = ioctl(gpsp_gp2x_indev, EVIOCGKEY(sizeof(keybits)), keybits);
+ if (ret == -1) {
+ perror("EVIOCGKEY ioctl failed");
+ sleep(1);
+ return 0;
+ }
+
+ for (i = 0; i < sizeof(evdev_to_gp2x) / sizeof(evdev_to_gp2x[0]); i++) {
+ if (KEYBITS_BIT(BTN_TRIGGER + i))
+ retval |= evdev_to_gp2x[i];
+ }
+
+ if (lzone != 0)
+ lzone--;
+
+ ret = ioctl(gpsp_gp2x_indev, EVIOCGABS(ABS_X), &ainfo);
+ if (ret != -1) {
+ if (ainfo.value <= abs_min + lzone) retval |= GP2X_LEFT;
+ else if (ainfo.value >= abs_max - lzone) retval |= GP2X_RIGHT;
+ }
+ ret = ioctl(gpsp_gp2x_indev, EVIOCGABS(ABS_Y), &ainfo);
+ if (ret != -1) {
+ if (ainfo.value <= abs_min + lzone) retval |= GP2X_UP;
+ else if (ainfo.value >= abs_max - lzone) retval |= GP2X_DOWN;
+ }
+
+ return retval;
#else
+ // GP2X
u32 value = (gpsp_gp2x_memregs[0x1198 >> 1] & 0x00FF);
if(value == 0xFD)
{
u32 v;
u32 mdiv, pdiv, sdiv = 0;
-#ifdef WIZ_BUILD
+#ifdef POLLUX_BUILD
+ int i;
#define SYS_CLK_FREQ 27
// m = MDIV, p = PDIV, s = SDIV
pdiv = 9;
mdiv = (MHZ * pdiv) / SYS_CLK_FREQ;
- mdiv &= 0x3ff;
+ if (mdiv & ~0x3ff)
+ return;
v = (pdiv<<18) | (mdiv<<8) | sdiv;
gpsp_gp2x_memregl[0xf004>>2] = v;
gpsp_gp2x_memregl[0xf07c>>2] |= 0x8000;
- while (gpsp_gp2x_memregl[0xf07c>>2] & 0x8000)
+ for (i = 0; (gpsp_gp2x_memregl[0xf07c>>2] & 0x8000) && i < 0x100000; i++)
;
+
+ // must restart sound as it's PLL is shared with CPU one
+ sound_exit();
+ init_sound(0);
#else
#define SYS_CLK_FREQ 7372800
// m = MDIV + 8, p = PDIV + 2, s = SDIV
notaz.gp2x.de / gpsp.git / blobdiff