-/* Parts used from cpuctrl */
-/* cpuctrl for GP2X
- Copyright (C) 2005 Hermes/PS2Reality
+/*
+ Parts used from cpuctrl, Copyright (C) 2005 Hermes/PS2Reality
+ Portions Copyright (C) 2009 notaz
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
*/
+#define _GNU_SOURCE
+#include "../common.h"
#include <sys/mman.h>
#include <sys/ioctl.h>
#include <sys/soundcard.h>
-#include "../common.h"
+#include <sys/types.h>
+#include <unistd.h>
+#include <ctype.h>
#include "gp2x.h"
-#include "warm.h"
+#include "pollux_dpc_set.h"
-extern int main_cpuspeed(int argc, char *argv[]);
-extern SDL_Surface* screen;
+static u32 gpsp_gp2x_dev_audio;
+static u32 gpsp_gp2x_dev;
+#ifdef WIZ_BUILD
+static u32 gpsp_gp2x_gpiodev;
+#endif
-u32 gp2x_audio_volume = 74/2;
-u32 gpsp_gp2x_dev_audio = 0;
-u32 gpsp_gp2x_dev = 0;
-u32 gpsp_gp2x_gpiodev = 0;
+static u32 gp2x_audio_volume = 74/2;
static volatile u16 *gpsp_gp2x_memregs;
static volatile u32 *gpsp_gp2x_memregl;
-unsigned short *gp2x_memregs;
-static volatile u16 *MEM_REG;
+u32 button_plat_mask_to_config[PLAT_BUTTON_COUNT] =
+{
+ GP2X_UP,
+ GP2X_LEFT,
+ GP2X_DOWN,
+ GP2X_RIGHT,
+ GP2X_START,
+ GP2X_SELECT,
+ GP2X_L,
+ GP2X_R,
+ GP2X_A,
+ GP2X_B,
+ GP2X_X,
+ GP2X_Y,
+ GP2X_VOL_DOWN,
+ GP2X_VOL_UP,
+ GP2X_PUSH,
+ GP2X_VOL_MIDDLE
+};
+
+u32 gamepad_config_map[PLAT_BUTTON_COUNT] =
+{
+ BUTTON_ID_UP, // Up
+ BUTTON_ID_LEFT, // Left
+ BUTTON_ID_DOWN, // Down
+ BUTTON_ID_RIGHT, // Right
+ BUTTON_ID_START, // Start
+ BUTTON_ID_SELECT, // Select
+ BUTTON_ID_L, // Ltrigger
+ BUTTON_ID_R, // Rtrigger
+ BUTTON_ID_FPS, // A
+ BUTTON_ID_A, // B
+ BUTTON_ID_B, // X
+ BUTTON_ID_MENU, // Y
+ BUTTON_ID_VOLDOWN, // Vol down
+ BUTTON_ID_VOLUP, // Vol up
+ BUTTON_ID_FPS, // Push
+ BUTTON_ID_MENU // Vol middle
+};
+
+#ifdef WIZ_BUILD
+#include <linux/fb.h>
+void *gpsp_gp2x_screen;
+#define fb_buf_count 4
+static u32 fb_paddr[fb_buf_count];
+static void *fb_vaddr[fb_buf_count];
+static u32 fb_work_buf;
+static int fb_buf_use;
+static int fbdev;
+
+static void fb_video_init()
+{
+ struct fb_fix_screeninfo fbfix;
+ int i, ret;
+
+ fbdev = open("/dev/fb0", O_RDWR);
+ if (fbdev < 0) {
+ perror("can't open fbdev");
+ exit(1);
+ }
+
+ ret = ioctl(fbdev, FBIOGET_FSCREENINFO, &fbfix);
+ if (ret == -1)
+ {
+ perror("ioctl(fbdev) failed");
+ exit(1);
+ }
+
+ printf("framebuffer: \"%s\" @ %08lx\n", fbfix.id, fbfix.smem_start);
+ fb_paddr[0] = fbfix.smem_start;
+
+ fb_vaddr[0] = mmap(0, 320*240*2*fb_buf_count, PROT_READ|PROT_WRITE,
+ MAP_SHARED, gpsp_gp2x_dev, fb_paddr[0]);
+ if (fb_vaddr[0] == MAP_FAILED)
+ {
+ perror("mmap(fb_vaddr) failed");
+ exit(1);
+ }
+ memset(fb_vaddr[0], 0, 320*240*2*fb_buf_count);
+
+ printf(" %p -> %08x\n", fb_vaddr[0], fb_paddr[0]);
+ for (i = 1; i < fb_buf_count; i++)
+ {
+ fb_paddr[i] = fb_paddr[i-1] + 320*240*2;
+ fb_vaddr[i] = (char *)fb_vaddr[i-1] + 320*240*2;
+ printf(" %p -> %08x\n", fb_vaddr[i], fb_paddr[i]);
+ }
+ fb_work_buf = 0;
+ fb_buf_use = fb_buf_count;
+
+ 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[0x4058>>2] |= 0x10;
+ fb_work_buf++;
+ if (fb_work_buf >= fb_buf_use)
+ fb_work_buf = 0;
+ gpsp_gp2x_screen = fb_vaddr[fb_work_buf];
+}
+
+void fb_use_buffers(int count)
+{
+ if (count < 1)
+ count = 1;
+ else if (count > fb_buf_count)
+ count = fb_buf_count;
+ fb_buf_use = count;
+ memset(fb_vaddr[0], 0, 320*240*2*count);
+}
+
+void wiz_lcd_set_portrait(int y)
+{
+ static int old_y = -1;
+ int cmd[2] = { 0, 0 };
+
+ if (old_y == y)
+ return;
+ cmd[0] = y ? 6 : 5;
+ ioctl(fbdev, _IOW('D', 90, int[2]), cmd);
+ gpsp_gp2x_memregl[0x4004>>2] = y ? 0x013f00ef : 0x00ef013f;
+ gpsp_gp2x_memregl[0x4000>>2] |= 1 << 3;
+ old_y = y;
+
+ /* the above ioctl resets LCD timings, so set them here */
+ pollux_dpc_set(gpsp_gp2x_memregs, getenv("pollux_dpc_set"));
+}
+
+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;
+ wiz_lcd_set_portrait(0);
+ close(fbdev);
+}
+
+static int wiz_gamepak_fd = -1;
+static u32 wiz_gamepak_size;
+
+static void wiz_gamepak_cleanup()
+{
+ if (wiz_gamepak_size)
+ munmap(gamepak_rom, wiz_gamepak_size);
+ if (wiz_gamepak_fd >= 0)
+ close(wiz_gamepak_fd);
+ gamepak_rom = NULL;
+ wiz_gamepak_size = 0;
+ wiz_gamepak_fd = -1;
+}
-s32 gp2x_load_mmuhack()
+u32 wiz_load_gamepak(char *name)
{
- s32 mmufd = open("/dev/mmuhack", O_RDWR);
+ char *dot_position = strrchr(name, '.');
+ u32 ret;
+
+ if (!strcasecmp(dot_position, ".zip"))
+ {
+ if (wiz_gamepak_fd >= 0)
+ {
+ wiz_gamepak_cleanup();
+ printf("switching to ROM malloc\n");
+ init_gamepak_buffer();
+ }
+ return load_file_zip(name);
+ }
- if(mmufd < 0)
+ if (wiz_gamepak_fd < 0)
{
- system("/sbin/insmod mmuhack.o");
- mmufd = open("/dev/mmuhack", O_RDWR);
+ extern void *gamepak_memory_map;
+ free(gamepak_rom);
+ free(gamepak_memory_map);
+ gamepak_memory_map = NULL;
+ printf("switching to ROM mmap\n");
}
+ else
+ wiz_gamepak_cleanup();
- if(mmufd < 0)
+ wiz_gamepak_fd = open(name, O_RDONLY|O_NOATIME, S_IRUSR);
+ if (wiz_gamepak_fd < 0)
+ {
+ perror("wiz_load_gamepak: open failed");
return -1;
+ }
+
+ ret = lseek(wiz_gamepak_fd, 0, SEEK_END);
+ wiz_gamepak_size = gamepak_ram_buffer_size = ret;
- close(mmufd);
- return 0;
+ gamepak_rom = mmap(0, ret, PROT_READ, MAP_SHARED, wiz_gamepak_fd, 0);
+ if (gamepak_rom == MAP_FAILED)
+ {
+ perror("wiz_load_gamepak: mmap failed");
+ return -1;
+ }
+
+ return ret;
}
-void gp2x_init()
+#endif
+
+void gpsp_plat_init(void)
{
+ char buff[256];
+
gpsp_gp2x_dev = open("/dev/mem", O_RDWR);
gpsp_gp2x_dev_audio = open("/dev/mixer", O_RDWR);
- gpsp_gp2x_memregl =
- (unsigned long *)mmap(0, 0x10000, PROT_READ|PROT_WRITE, MAP_SHARED,
+ gpsp_gp2x_memregl = (u32 *)mmap(0, 0x10000, PROT_READ|PROT_WRITE, MAP_SHARED,
gpsp_gp2x_dev, 0xc0000000);
- gpsp_gp2x_memregs = (unsigned short *)gpsp_gp2x_memregl;
+ gpsp_gp2x_memregs = (u16 *)gpsp_gp2x_memregl;
+ warm_init();
#ifdef WIZ_BUILD
gpsp_gp2x_gpiodev = open("/dev/GPIO", O_RDONLY);
+ fb_video_init();
#endif
- warm_init();
- clear_screen(0);
-// main_cpuspeed(0, NULL);
- gp2x_memregs = (void *)gpsp_gp2x_memregs;
- cpuctrl_init();
gp2x_sound_volume(1);
}
-void gp2x_quit()
+void gpsp_plat_quit(void)
{
- munmap((void *)gpsp_gp2x_memregl, 0x10000);
- close(gpsp_gp2x_dev_audio);
- close(gpsp_gp2x_dev);
+ char buff1[256], buff2[256];
+
+ getcwd(buff1, sizeof(buff1));
+ chdir(main_path);
+
+ warm_finish();
#ifdef WIZ_BUILD
close(gpsp_gp2x_gpiodev);
+ fb_video_exit();
+ wiz_gamepak_cleanup();
#endif
+ munmap((void *)gpsp_gp2x_memregl, 0x10000);
+ close(gpsp_gp2x_dev_audio);
+ close(gpsp_gp2x_dev);
- //chdir("/usr/gp2x");
- //execl("gp2xmenu", "gp2xmenu", NULL);
+ fcloseall();
+ sync();
exit(0);
}
ioctl(gpsp_gp2x_dev_audio, SOUND_MIXER_WRITE_PCM, &volume);
}
-u32 gpsp_gp2x_joystick_read(void)
+u32 gpsp_plat_joystick_read(void)
{
#ifdef WIZ_BUILD
u32 value = 0;
#endif
}
-#ifdef WIZ_BUILD
-void cpuctrl_init(void)
+u32 gpsp_plat_buttons_to_cursor(u32 buttons)
{
+ gui_action_type new_button = CURSOR_NONE;
+
+ if(buttons & GP2X_A)
+ new_button = CURSOR_BACK;
+
+ if(buttons & GP2X_X)
+ new_button = CURSOR_EXIT;
+
+ if(buttons & GP2X_B)
+ new_button = CURSOR_SELECT;
+
+ if(buttons & GP2X_UP)
+ new_button = CURSOR_UP;
+
+ if(buttons & GP2X_DOWN)
+ new_button = CURSOR_DOWN;
+
+ if(buttons & GP2X_LEFT)
+ new_button = CURSOR_LEFT;
+
+ if(buttons & GP2X_RIGHT)
+ new_button = CURSOR_RIGHT;
+
+ if(buttons & GP2X_L)
+ new_button = CURSOR_L;
+
+ if(buttons & GP2X_R)
+ new_button = CURSOR_R;
+
+ return new_button;
}
+// Fout = (m * Fin) / (p * 2^s)
void set_FCLK(u32 MHZ)
{
-}
+ u32 v;
+ u32 mdiv, pdiv, sdiv = 0;
+#ifdef WIZ_BUILD
+ #define SYS_CLK_FREQ 27
+ // m = MDIV, p = PDIV, s = SDIV
+ pdiv = 9;
+ mdiv = (MHZ * pdiv) / SYS_CLK_FREQ;
+ mdiv &= 0x3ff;
+ 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)
+ ;
+#else
+ #define SYS_CLK_FREQ 7372800
+ // m = MDIV + 8, p = PDIV + 2, s = SDIV
+ pdiv = 3;
+ mdiv = (MHZ * pdiv * 1000000) / SYS_CLK_FREQ;
+ mdiv &= 0xff;
+ v = ((mdiv-8)<<8) | ((pdiv-2)<<2) | sdiv;
+ gpsp_gp2x_memregs[0x910>>1] = v;
#endif
+}
notaz.gp2x.de / gpsp.git / blobdiff