extend mmap wrapper functionality

[libpicofe.git] / gp2x / plat.c

diff --git a/gp2x/plat.c b/gp2x/plat.c
index d1e6d80..321a4b6 100644 (file)
--- a/gp2x/plat.c
+++ b/gp2x/plat.c
@@ -1,7 +1,6 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-#include <stdarg.h>
 
 #include "plat_gp2x.h"
 #include "soc.h"
@@ -10,20 +9,66 @@
 #include "../common/readpng.h"
 #include "../common/menu.h"
 #include "../common/emu.h"
+#include "../common/input.h"
 #include "../linux/sndout_oss.h"
 
 #include <pico/pico.h>
 
 /* GP2X local */
 int default_cpu_clock;
+int gp2x_dev_id;
+int gp2x_current_bpp;
 void *gp2x_screens[4];
 
+#include <linux/input.h>
+
+static const char * const caanoo_keys[KEY_MAX + 1] = {
+       [0 ... KEY_MAX] = NULL,
+       [KEY_UP]        = "Up",
+       [KEY_LEFT]      = "Left",
+       [KEY_RIGHT]     = "Right",
+       [KEY_DOWN]      = "Down",
+       [BTN_TRIGGER]   = "A",
+       [BTN_THUMB]     = "X",
+       [BTN_THUMB2]    = "B",
+       [BTN_TOP]       = "Y",
+       [BTN_TOP2]      = "L",
+       [BTN_PINKIE]    = "R",
+       [BTN_BASE]      = "Home",
+       [BTN_BASE2]     = "Lock",
+       [BTN_BASE3]     = "I",
+       [BTN_BASE4]     = "II",
+       [BTN_BASE5]     = "Push",
+};
+
+struct in_default_bind in_evdev_defbinds[] =
+{
+       /* MXYZ SACB RLDU */
+       { KEY_UP,       IN_BINDTYPE_PLAYER12, 0 },
+       { KEY_DOWN,     IN_BINDTYPE_PLAYER12, 1 },
+       { KEY_LEFT,     IN_BINDTYPE_PLAYER12, 2 },
+       { KEY_RIGHT,    IN_BINDTYPE_PLAYER12, 3 },
+       { KEY_S,        IN_BINDTYPE_PLAYER12, 4 },      /* B */
+       { KEY_D,        IN_BINDTYPE_PLAYER12, 5 },      /* C */
+       { KEY_A,        IN_BINDTYPE_PLAYER12, 6 },      /* A */
+       { KEY_ENTER,    IN_BINDTYPE_PLAYER12, 7 },
+       { KEY_BACKSLASH, IN_BINDTYPE_EMU, PEVB_MENU },
+       /* Caanoo */
+       { BTN_THUMB,    IN_BINDTYPE_PLAYER12, 4 },      /* B */
+       { BTN_THUMB2,   IN_BINDTYPE_PLAYER12, 5 },      /* C */
+       { BTN_TRIGGER,  IN_BINDTYPE_PLAYER12, 6 },      /* A */
+       { BTN_BASE3,    IN_BINDTYPE_PLAYER12, 7 },
+       { BTN_TOP2,     IN_BINDTYPE_EMU, PEVB_STATE_SAVE },
+       { BTN_PINKIE,   IN_BINDTYPE_EMU, PEVB_STATE_LOAD },
+       { BTN_BASE,     IN_BINDTYPE_EMU, PEVB_MENU },
+       { 0, 0, 0 }
+};
+
 void gp2x_video_changemode(int bpp)
 {
        gp2x_video_changemode_ll(bpp);
 
-       gp2x_memset_all_buffers(0, 0, 320*240*2);
-       gp2x_video_flip();
+       gp2x_current_bpp = bpp < 0 ? -bpp : bpp;
 }
 
 static void gp2x_memcpy_buffers(int buffers, void *data, int offset, int len)
@@ -65,17 +110,18 @@ void gp2x_make_fb_bufferable(int yes)
 }
 
 /* common */
-char cpu_clk_name[16] = "GP2X CPU clocks";
-
 void plat_video_menu_enter(int is_rom_loaded)
 {
-       /* try to switch nicely avoiding tearing on Wiz */
-       gp2x_video_wait_vsync();
-       memset(gp2x_screens[0], 0, 320*240*2);
-       memset(gp2x_screens[1], 0, 320*240*2);
-       gp2x_video_flip2();
-       gp2x_video_wait_vsync();
-       gp2x_video_wait_vsync();
+       if (gp2x_current_bpp != 16 || gp2x_dev_id == GP2X_DEV_WIZ) {
+               /* try to switch nicely avoiding glitches */
+               gp2x_video_wait_vsync();
+               memset(gp2x_screens[0], 0, 320*240*2);
+               memset(gp2x_screens[1], 0, 320*240*2);
+               gp2x_video_flip2(); // might flip to fb2/3
+               gp2x_video_flip2(); // ..so we do it again
+       }
+       else
+               gp2x_video_flip2();
 
        // switch to 16bpp
        gp2x_video_changemode_ll(16);
@@ -84,34 +130,47 @@ void plat_video_menu_enter(int is_rom_loaded)
 
 void plat_video_menu_begin(void)
 {
-       memcpy(g_screen_ptr, gp2x_screens[2], 320*240*2);
+       g_menuscreen_ptr = g_screen_ptr;
 }
 
 void plat_video_menu_end(void)
 {
-       // FIXME
-       // gp2x_video_flush_cache();
        gp2x_video_flip2();
 }
 
 void plat_early_init(void)
 {
        gp2x_soc_t soc;
+       FILE *f;
 
        soc = soc_detect();
        switch (soc)
        {
        case SOCID_MMSP2:
                default_cpu_clock = 200;
+               gp2x_dev_id = GP2X_DEV_GP2X;
                break;
        case SOCID_POLLUX:
-               strcpy(cpu_clk_name, "Wiz CPU clock");
                default_cpu_clock = 533;
+               f = fopen("/dev/accel", "rb");
+               if (f) {
+                       printf("detected Caanoo\n");
+                       gp2x_dev_id = GP2X_DEV_CAANOO;
+                       fclose(f);
+               }
+               else {
+                       printf("detected Wiz\n");
+                       gp2x_dev_id = GP2X_DEV_WIZ;
+               }
                break;
        default:
                printf("could not recognize SoC, running in dummy mode.\n");
                break;
        }
+
+       // just use gettimeofday until plat_init()
+       gp2x_get_ticks_ms = plat_get_ticks_ms_good;
+       gp2x_get_ticks_us = plat_get_ticks_us_good;
 }
 
 void plat_init(void)
@@ -123,11 +182,9 @@ void plat_init(void)
        {
        case SOCID_MMSP2:
                mmsp2_init();
-               menu_plat_setup(0);
                break;
        case SOCID_POLLUX:
                pollux_init();
-               menu_plat_setup(1);
                break;
        default:
                dummy_init();
@@ -143,6 +200,12 @@ void plat_init(void)
 
        // snd
        sndout_oss_init();
+
+       if (gp2x_dev_id == GP2X_DEV_CAANOO)
+               in_set_config(in_name_to_id("evdev:pollux-analog"), IN_CFG_KEY_NAMES,
+                               caanoo_keys, sizeof(caanoo_keys));
+
+       gp2x_menu_init();
 }
 
 void plat_finish(void)
@@ -168,12 +231,3 @@ void plat_finish(void)
        sndout_oss_exit();
 }
 
-void lprintf(const char *fmt, ...)
-{
-       va_list vl;
-
-       va_start(vl, fmt);
-       vprintf(fmt, vl);
-       va_end(vl);
-}
-