[picodrive.git] / platform / pandora / plat.c

/*\r
 * PicoDrive\r
 * (C) notaz, 2010,2011\r
 *\r
 * This work is licensed under the terms of MAME license.\r
 * See COPYING file in the top-level directory.\r
 */\r
\r
#include <stdio.h>\r
#include <unistd.h>\r
#include <sys/types.h>\r
#include <sys/stat.h>\r
#include <fcntl.h>\r
#include <sys/ioctl.h>\r
#include <unistd.h>\r
#include <linux/fb.h>\r
#include <linux/omapfb.h>\r
#include <linux/input.h>\r
\r
#include "../common/emu.h"\r
#include "../common/arm_utils.h"\r
#include "../common/input_pico.h"\r
#include "../common/version.h"\r
#include "../libpicofe/input.h"\r
#include "../libpicofe/menu.h"\r
#include "../libpicofe/plat.h"\r
#include "../libpicofe/linux/in_evdev.h"\r
#include "../libpicofe/linux/sndout_oss.h"\r
#include "../libpicofe/linux/fbdev.h"\r
#include "../libpicofe/linux/xenv.h"\r
#include "plat.h"\r
#include "asm_utils.h"\r
\r
#include <pico/pico_int.h>\r
\r
static struct vout_fbdev *main_fb, *layer_fb;\r
// g_layer_* - in use, g_layer_c* - configured custom\r
int g_layer_cx, g_layer_cy, g_layer_cw, g_layer_ch;\r
static int g_layer_x, g_layer_y;\r
static int g_layer_w = 320, g_layer_h = 240;\r
static int g_osd_fps_x, g_osd_y, doing_bg_frame;\r
\r
static const char pnd_script_base[] = "sudo -n /usr/pandora/scripts";\r
static unsigned char __attribute__((aligned(4))) fb_copy[320 * 240 * 2];\r
static void *temp_frame;\r
unsigned char *PicoDraw2FB;\r
const char *renderer_names[] = { NULL };\r
const char *renderer_names32x[] = { NULL };\r
\r
static const char * const pandora_gpio_keys[KEY_MAX + 1] = {\r
	[0 ... KEY_MAX] = NULL,\r
	[KEY_UP]	= "Up",\r
	[KEY_LEFT]	= "Left",\r
	[KEY_RIGHT]	= "Right",\r
	[KEY_DOWN]	= "Down",\r
	[KEY_HOME]	= "A",\r
	[KEY_PAGEDOWN]	= "X",\r
	[KEY_END]	= "B",\r
	[KEY_PAGEUP]	= "Y",\r
	[KEY_RIGHTSHIFT]= "L",\r
	[KEY_RIGHTCTRL]	= "R",\r
	[KEY_LEFTALT]	= "Start",\r
	[KEY_LEFTCTRL]	= "Select",\r
	[KEY_MENU]	= "Pandora",\r
};\r
\r
static struct in_default_bind in_evdev_defbinds[] =\r
{\r
	{ KEY_UP,	IN_BINDTYPE_PLAYER12, GBTN_UP },\r
	{ KEY_DOWN,	IN_BINDTYPE_PLAYER12, GBTN_DOWN },\r
	{ KEY_LEFT,	IN_BINDTYPE_PLAYER12, GBTN_LEFT },\r
	{ KEY_RIGHT,	IN_BINDTYPE_PLAYER12, GBTN_RIGHT },\r
	{ KEY_A,	IN_BINDTYPE_PLAYER12, GBTN_A },\r
	{ KEY_S,	IN_BINDTYPE_PLAYER12, GBTN_B },\r
	{ KEY_D,	IN_BINDTYPE_PLAYER12, GBTN_C },\r
	{ KEY_ENTER,	IN_BINDTYPE_PLAYER12, GBTN_START },\r
	{ KEY_BACKSLASH, IN_BINDTYPE_EMU, PEVB_MENU },\r
	{ KEY_SPACE,	IN_BINDTYPE_EMU, PEVB_MENU },\r
	/* Pandora */\r
	{ KEY_HOME,	IN_BINDTYPE_PLAYER12, GBTN_A },\r
	{ KEY_PAGEDOWN,	IN_BINDTYPE_PLAYER12, GBTN_B },\r
	{ KEY_END,	IN_BINDTYPE_PLAYER12, GBTN_C },\r
	{ KEY_LEFTALT,	IN_BINDTYPE_PLAYER12, GBTN_START },\r
	{ KEY_RIGHTSHIFT,IN_BINDTYPE_EMU, PEVB_STATE_SAVE },\r
	{ KEY_RIGHTCTRL, IN_BINDTYPE_EMU, PEVB_STATE_LOAD },\r
	{ KEY_LEFTCTRL,	 IN_BINDTYPE_EMU, PEVB_MENU },\r
	{ 0, 0, 0 }\r
};\r
\r
void pemu_prep_defconfig(void)\r
{\r
	defaultConfig.EmuOpt |= EOPT_VSYNC|EOPT_16BPP;\r
	defaultConfig.s_PicoOpt |= POPT_EN_MCD_GFX|POPT_EN_MCD_PSYNC;\r
	defaultConfig.scaling = SCALE_2x2_3x2;\r
}\r
\r
void pemu_validate_config(void)\r
{\r
	currentConfig.CPUclock = plat_target_cpu_clock_get();\r
}\r
\r
static void osd_text(int x, int y, const char *text)\r
{\r
	int len = strlen(text)*8;\r
	int i, h;\r
\r
	len++;\r
	for (h = 0; h < 8; h++) {\r
		unsigned short *p;\r
		p = (unsigned short *)g_screen_ptr + x + g_screen_width*(y + h);\r
		for (i = len; i; i--, p++)\r
			*p = (*p>>2) & 0x39e7;\r
	}\r
	emu_text_out16(x, y, text);\r
}\r
\r
static void draw_cd_leds(void)\r
{\r
	int old_reg;\r
	old_reg = Pico_mcd->s68k_regs[0];\r
\r
	if (0) {\r
		// 8-bit modes\r
		unsigned int col_g = (old_reg & 2) ? 0xc0c0c0c0 : 0xe0e0e0e0;\r
		unsigned int col_r = (old_reg & 1) ? 0xd0d0d0d0 : 0xe0e0e0e0;\r
		*(unsigned int *)((char *)g_screen_ptr + g_screen_width*2+ 4) =\r
		*(unsigned int *)((char *)g_screen_ptr + g_screen_width*3+ 4) =\r
		*(unsigned int *)((char *)g_screen_ptr + g_screen_width*4+ 4) = col_g;\r
		*(unsigned int *)((char *)g_screen_ptr + g_screen_width*2+12) =\r
		*(unsigned int *)((char *)g_screen_ptr + g_screen_width*3+12) =\r
		*(unsigned int *)((char *)g_screen_ptr + g_screen_width*4+12) = col_r;\r
	} else {\r
		// 16-bit modes\r
		unsigned int *p = (unsigned int *)((short *)g_screen_ptr + g_screen_width*2+4);\r
		unsigned int col_g = (old_reg & 2) ? 0x06000600 : 0;\r
		unsigned int col_r = (old_reg & 1) ? 0xc000c000 : 0;\r
		*p++ = col_g; *p++ = col_g; p+=2; *p++ = col_r; *p++ = col_r; p += g_screen_width/2 - 12/2;\r
		*p++ = col_g; *p++ = col_g; p+=2; *p++ = col_r; *p++ = col_r; p += g_screen_width/2 - 12/2;\r
		*p++ = col_g; *p++ = col_g; p+=2; *p++ = col_r; *p++ = col_r;\r
	}\r
}\r
\r
static int emuscan(unsigned int num)\r
{\r
	DrawLineDest = (unsigned short *)g_screen_ptr + num * g_screen_width;\r
\r
	return 0;\r
}\r
\r
void pemu_finalize_frame(const char *fps, const char *notice)\r
{\r
	if (notice && notice[0])\r
		osd_text(2, g_osd_y, notice);\r
	if (fps && fps[0] && (currentConfig.EmuOpt & EOPT_SHOW_FPS))\r
		osd_text(g_osd_fps_x, g_osd_y, fps);\r
	if ((PicoAHW & PAHW_MCD) && (currentConfig.EmuOpt & EOPT_EN_CD_LEDS))\r
		draw_cd_leds();\r
}\r
\r
void plat_video_flip(void)\r
{\r
	g_screen_ptr = vout_fbdev_flip(layer_fb);\r
\r
	// XXX: drain OS event queue here, maybe we'll actually use it someday..\r
	xenv_update(NULL, NULL, NULL, NULL);\r
}\r
\r
void plat_video_toggle_renderer(int change, int is_menu)\r
{\r
}\r
\r
void plat_video_menu_enter(int is_rom_loaded)\r
{\r
}\r
\r
void plat_video_menu_begin(void)\r
{\r
}\r
\r
void plat_video_menu_end(void)\r
{\r
	g_menuscreen_ptr = vout_fbdev_flip(main_fb);\r
}\r
\r
void plat_video_menu_leave(void)\r
{\r
}\r
\r
void plat_video_wait_vsync(void)\r
{\r
	vout_fbdev_wait_vsync(main_fb);\r
}\r
\r
void plat_status_msg_clear(void)\r
{\r
	vout_fbdev_clear_lines(layer_fb, g_osd_y, 8);\r
}\r
\r
void plat_status_msg_busy_next(const char *msg)\r
{\r
	plat_status_msg_clear();\r
	pemu_finalize_frame("", msg);\r
	plat_video_flip();\r
	emu_status_msg("");\r
	reset_timing = 1;\r
}\r
\r
void plat_status_msg_busy_first(const char *msg)\r
{\r
	plat_status_msg_busy_next(msg);\r
}\r
\r
void plat_update_volume(int has_changed, int is_up)\r
{\r
}\r
\r
void pemu_forced_frame(int no_scale, int do_emu)\r
{\r
	doing_bg_frame = 1;\r
	emu_cmn_forced_frame(no_scale, do_emu);\r
	doing_bg_frame = 0;\r
\r
	// making a copy because enabling the layer clears it's mem\r
	memcpy((void *)fb_copy, g_screen_ptr, sizeof(fb_copy));\r
	g_menubg_src_ptr = fb_copy;\r
}\r
\r
void pemu_sound_start(void)\r
{\r
	emu_sound_start();\r
}\r
\r
void plat_debug_cat(char *str)\r
{\r
}\r
\r
static int pnd_setup_layer_(int fd, int enabled, int x, int y, int w, int h)\r
{\r
	struct omapfb_plane_info pi;\r
	struct omapfb_mem_info mi;\r
	int ret;\r
\r
	ret = ioctl(fd, OMAPFB_QUERY_PLANE, &pi);\r
	if (ret != 0) {\r
		perror("QUERY_PLANE");\r
		return -1;\r
	}\r
\r
	ret = ioctl(fd, OMAPFB_QUERY_MEM, &mi);\r
	if (ret != 0) {\r
		perror("QUERY_MEM");\r
		return -1;\r
	}\r
\r
	/* must disable when changing stuff */\r
	if (pi.enabled) {\r
		pi.enabled = 0;\r
		ret = ioctl(fd, OMAPFB_SETUP_PLANE, &pi);\r
		if (ret != 0)\r
			perror("SETUP_PLANE");\r
	}\r
\r
	mi.size = 320*240*2*4;\r
	ret = ioctl(fd, OMAPFB_SETUP_MEM, &mi);\r
	if (ret != 0) {\r
		perror("SETUP_MEM");\r
		return -1;\r
	}\r
\r
	pi.pos_x = x;\r
	pi.pos_y = y;\r
	pi.out_width = w;\r
	pi.out_height = h;\r
	pi.enabled = enabled;\r
\r
	ret = ioctl(fd, OMAPFB_SETUP_PLANE, &pi);\r
	if (ret != 0) {\r
		perror("SETUP_PLANE");\r
		return -1;\r
	}\r
\r
	return 0;\r
}\r
\r
int pnd_setup_layer(int enabled, int x, int y, int w, int h)\r
{\r
	return pnd_setup_layer_(vout_fbdev_get_fd(layer_fb), enabled, x, y, w, h);\r
}\r
\r
void pnd_restore_layer_data(void)\r
{\r
	short *t = (short *)fb_copy + 320*240 / 2 + 160;\r
\r
	// right now this is used by menu, which wants to preview something\r
	// so try to get something on the layer.\r
	if ((t[0] | t[5] | t[13]) == 0)\r
		memset32((void *)fb_copy, 0x07000700, sizeof(fb_copy) / 4);\r
\r
	memcpy(g_screen_ptr, (void *)fb_copy, 320*240*2);\r
	plat_video_flip();\r
}\r
\r
void emu_video_mode_change(int start_line, int line_count, int is_32cols)\r
{\r
	int fb_w = 320, fb_h = 240, fb_left = 0, fb_right = 0, fb_top = 0, fb_bottom = 0;\r
\r
	if (doing_bg_frame)\r
		return;\r
\r
	PicoDrawSetOutFormat(PDF_RGB555, 1);\r
	PicoDrawSetCallbacks(emuscan, NULL);\r
\r
	if (is_32cols) {\r
		fb_w = 256;\r
		fb_left = fb_right = 32;\r
	}\r
\r
	switch (currentConfig.scaling) {\r
	case SCALE_1x1:\r
		g_layer_w = fb_w;\r
		g_layer_h = fb_h;\r
		break;\r
	case SCALE_2x2_3x2:\r
		g_layer_w = fb_w * (is_32cols ? 3 : 2);\r
		g_layer_h = fb_h * 2;\r
		break;\r
	case SCALE_2x2_2x2:\r
		g_layer_w = fb_w * 2;\r
		g_layer_h = fb_h * 2;\r
		break;\r
	case SCALE_FULLSCREEN:\r
		g_layer_w = 800;\r
		g_layer_h = 480;\r
		break;\r
	case SCALE_CUSTOM:\r
		g_layer_x = g_layer_cx;\r
		g_layer_y = g_layer_cy;\r
		g_layer_w = g_layer_cw;\r
		g_layer_h = g_layer_ch;\r
		break;\r
	}\r
\r
	if (currentConfig.scaling != SCALE_CUSTOM) {\r
		// center the layer\r
		g_layer_x = 800 / 2 - g_layer_w / 2;\r
		g_layer_y = 480 / 2 - g_layer_h / 2;\r
	}\r
\r
	switch (currentConfig.scaling) {\r
	case SCALE_FULLSCREEN:\r
	case SCALE_CUSTOM:\r
		fb_top = start_line;\r
		fb_h = line_count;\r
		break;\r
	}\r
	g_osd_fps_x = is_32cols ? 232 : 264;\r
	g_osd_y = fb_top + fb_h - 8;\r
\r
	pnd_setup_layer(1, g_layer_x, g_layer_y, g_layer_w, g_layer_h);\r
	vout_fbdev_clear(layer_fb);\r
	vout_fbdev_resize(layer_fb, fb_w, fb_h, 16, fb_left, fb_right, fb_top, fb_bottom, 3);\r
	plat_video_flip();\r
}\r
\r
void plat_video_loop_prepare(void)\r
{\r
	// make sure there is no junk left behind the layer\r
	memset(g_menuscreen_ptr, 0, g_menuscreen_w * g_menuscreen_h * 2);\r
	g_menuscreen_ptr = vout_fbdev_flip(main_fb);\r
\r
	// emu_video_mode_change will call pnd_setup_layer()\r
}\r
\r
void pemu_loop_prep(void)\r
{\r
	// dirty buffers better go now than during gameplay\r
	sync();\r
	sleep(0);\r
}\r
\r
void pemu_loop_end(void)\r
{\r
	/* do one more frame for menu bg */\r
	pemu_forced_frame(0, 1);\r
\r
	pnd_setup_layer(0, g_layer_x, g_layer_y, g_layer_w, g_layer_h);\r
}\r
\r
void plat_wait_till_us(unsigned int us_to)\r
{\r
	unsigned int now;\r
	signed int diff;\r
\r
	now = plat_get_ticks_us();\r
\r
	// XXX: need to check NOHZ\r
	diff = (signed int)(us_to - now);\r
	if (diff > 10000) {\r
		//printf("sleep %d\n", us_to - now);\r
		usleep(diff * 15 / 16);\r
		now = plat_get_ticks_us();\r
		//printf(" wake %d\n", (signed)(us_to - now));\r
	}\r
/*\r
	while ((signed int)(us_to - now) > 512) {\r
		spend_cycles(1024);\r
		now = plat_get_ticks_us();\r
	}\r
*/\r
}\r
\r
void plat_early_init(void)\r
{\r
}\r
\r
void plat_init(void)\r
{\r
	const char *main_fb_name, *layer_fb_name;\r
	int fd, ret, w, h;\r
\r
	main_fb_name = getenv("FBDEV_MAIN");\r
	if (main_fb_name == NULL)\r
		main_fb_name = "/dev/fb0";\r
\r
	layer_fb_name = getenv("FBDEV_LAYER");\r
	if (layer_fb_name == NULL)\r
		layer_fb_name = "/dev/fb1";\r
\r
	// must set the layer up first to be able to use it\r
	fd = open(layer_fb_name, O_RDWR);\r
	if (fd == -1) {\r
		fprintf(stderr, "%s: ", layer_fb_name);\r
		perror("open");\r
		exit(1);\r
	}\r
\r
	ret = pnd_setup_layer_(fd, 0, g_layer_x, g_layer_y, g_layer_w, g_layer_h);\r
	close(fd);\r
	if (ret != 0) {\r
		fprintf(stderr, "failed to set up layer, exiting.\n");\r
		exit(1);\r
	}\r
\r
	xenv_init(NULL, "PicoDrive " VERSION);\r
\r
	w = h = 0;\r
	main_fb = vout_fbdev_init(main_fb_name, &w, &h, 16, 2);\r
	if (main_fb == NULL) {\r
		fprintf(stderr, "couldn't init fb: %s\n", main_fb_name);\r
		exit(1);\r
	}\r
\r
	g_menuscreen_w = w;\r
	g_menuscreen_h = h;\r
	g_menuscreen_ptr = vout_fbdev_flip(main_fb);\r
\r
	w = 320; h = 240;\r
	layer_fb = vout_fbdev_init(layer_fb_name, &w, &h, 16, 3);\r
	if (layer_fb == NULL) {\r
		fprintf(stderr, "couldn't init fb: %s\n", layer_fb_name);\r
		goto fail0;\r
	}\r
\r
	if (w != g_screen_width || h != g_screen_height) {\r
		fprintf(stderr, "%dx%d not supported on %s\n", w, h, layer_fb_name);\r
		goto fail1;\r
	}\r
	g_screen_ptr = vout_fbdev_flip(layer_fb);\r
\r
	temp_frame = calloc(g_menuscreen_w * g_menuscreen_h * 2, 1);\r
	if (temp_frame == NULL) {\r
		fprintf(stderr, "OOM\n");\r
		goto fail1;\r
	}\r
	g_menubg_ptr = temp_frame;\r
	g_menubg_src_ptr = temp_frame;\r
	PicoDraw2FB = temp_frame;\r
\r
	pnd_menu_init();\r
\r
	in_evdev_init(in_evdev_defbinds);\r
	in_probe();\r
	plat_target_setup_input();\r
\r
	sndout_oss_frag_frames = 2;\r
\r
	return;\r
\r
fail1:\r
	vout_fbdev_finish(layer_fb);\r
fail0:\r
	vout_fbdev_finish(main_fb);\r
	exit(1);\r
}\r
\r
void plat_finish(void)\r
{\r
	vout_fbdev_finish(main_fb);\r
	xenv_finish();\r
\r
	printf("all done\n");\r
}\r
\r
Commit	Line	Data
cff531af	1	/*\r
	2	* PicoDrive\r
	3	* (C) notaz, 2010,2011\r
	4	*\r
	5	* This work is licensed under the terms of MAME license.\r
	6	* See COPYING file in the top-level directory.\r
	7	*/\r
c7eb229a	8	\r
	9	#include <stdio.h>\r
	10	#include <unistd.h>\r
c7eb229a	11	#include <sys/types.h>\r
	12	#include <sys/stat.h>\r
	13	#include <fcntl.h>\r
	14	#include <sys/ioctl.h>\r
	15	#include <unistd.h>\r
	16	#include <linux/fb.h>\r
	17	#include <linux/omapfb.h>\r
d4d62665	18	#include <linux/input.h>\r
c7eb229a	19	\r
c7eb229a	20	#include "../common/emu.h"\r
c7eb229a	21	#include "../common/arm_utils.h"\r
d4d62665	22	#include "../common/input_pico.h"\r
	23	#include "../common/version.h"\r
	24	#include "../libpicofe/input.h"\r
	25	#include "../libpicofe/menu.h"\r
	26	#include "../libpicofe/plat.h"\r
	27	#include "../libpicofe/linux/in_evdev.h"\r
	28	#include "../libpicofe/linux/sndout_oss.h"\r
	29	#include "../libpicofe/linux/fbdev.h"\r
	30	#include "../libpicofe/linux/xenv.h"\r
c7eb229a	31	#include "plat.h"\r
c7eb229a	32	#include "asm_utils.h"\r
c7eb229a	33	\r
	34	#include <pico/pico_int.h>\r
	35	\r
c7eb229a	36	static struct vout_fbdev main_fb, layer_fb;\r
21ebcfd3	37	// g_layer_* - in use, g_layer_c* - configured custom\r
21ebcfd3	38	int g_layer_cx, g_layer_cy, g_layer_cw, g_layer_ch;\r
c7eb229a	39	static int g_layer_x, g_layer_y;\r
c7eb229a	40	static int g_layer_w = 320, g_layer_h = 240;\r
d40231e2	41	static int g_osd_fps_x, g_osd_y, doing_bg_frame;\r
c7eb229a	42	\r
c7eb229a	43	static const char pnd_script_base[] = "sudo -n /usr/pandora/scripts";\r
d4d62665	44	static unsigned char __attribute__((aligned(4))) fb_copy[320 * 240 * 2];\r
d40231e2	45	static void *temp_frame;\r
d40231e2	46	unsigned char *PicoDraw2FB;\r
c7eb229a	47	const char *renderer_names[] = { NULL };\r
c7eb229a	48	const char *renderer_names32x[] = { NULL };\r
c7eb229a	49	\r
45285368	50	static const char * const pandora_gpio_keys[KEY_MAX + 1] = {\r
	51	[0 ... KEY_MAX] = NULL,\r
	52	[KEY_UP] = "Up",\r
	53	[KEY_LEFT] = "Left",\r
	54	[KEY_RIGHT] = "Right",\r
	55	[KEY_DOWN] = "Down",\r
	56	[KEY_HOME] = "A",\r
	57	[KEY_PAGEDOWN] = "X",\r
	58	[KEY_END] = "B",\r
	59	[KEY_PAGEUP] = "Y",\r
	60	[KEY_RIGHTSHIFT]= "L",\r
	61	[KEY_RIGHTCTRL] = "R",\r
	62	[KEY_LEFTALT] = "Start",\r
	63	[KEY_LEFTCTRL] = "Select",\r
	64	[KEY_MENU] = "Pandora",\r
	65	};\r
	66	\r
d4d62665	67	static struct in_default_bind in_evdev_defbinds[] =\r
	68	{\r
	69	{ KEY_UP, IN_BINDTYPE_PLAYER12, GBTN_UP },\r
	70	{ KEY_DOWN, IN_BINDTYPE_PLAYER12, GBTN_DOWN },\r
	71	{ KEY_LEFT, IN_BINDTYPE_PLAYER12, GBTN_LEFT },\r
	72	{ KEY_RIGHT, IN_BINDTYPE_PLAYER12, GBTN_RIGHT },\r
	73	{ KEY_A, IN_BINDTYPE_PLAYER12, GBTN_A },\r
	74	{ KEY_S, IN_BINDTYPE_PLAYER12, GBTN_B },\r
	75	{ KEY_D, IN_BINDTYPE_PLAYER12, GBTN_C },\r
	76	{ KEY_ENTER, IN_BINDTYPE_PLAYER12, GBTN_START },\r
21ebcfd3	77	{ KEY_BACKSLASH, IN_BINDTYPE_EMU, PEVB_MENU },\r
	78	{ KEY_SPACE, IN_BINDTYPE_EMU, PEVB_MENU },\r
	79	/* Pandora */\r
d4d62665	80	{ KEY_HOME, IN_BINDTYPE_PLAYER12, GBTN_A },\r
	81	{ KEY_PAGEDOWN, IN_BINDTYPE_PLAYER12, GBTN_B },\r
	82	{ KEY_END, IN_BINDTYPE_PLAYER12, GBTN_C },\r
	83	{ KEY_LEFTALT, IN_BINDTYPE_PLAYER12, GBTN_START },\r
21ebcfd3	84	{ KEY_RIGHTSHIFT,IN_BINDTYPE_EMU, PEVB_STATE_SAVE },\r
	85	{ KEY_RIGHTCTRL, IN_BINDTYPE_EMU, PEVB_STATE_LOAD },\r
	86	{ KEY_LEFTCTRL, IN_BINDTYPE_EMU, PEVB_MENU },\r
	87	{ 0, 0, 0 }\r
	88	};\r
	89	\r
c7eb229a	90	void pemu_prep_defconfig(void)\r
	91	{\r
	92	defaultConfig.EmuOpt \|= EOPT_VSYNC\|EOPT_16BPP;\r
	93	defaultConfig.s_PicoOpt \|= POPT_EN_MCD_GFX\|POPT_EN_MCD_PSYNC;\r
	94	defaultConfig.scaling = SCALE_2x2_3x2;\r
	95	}\r
	96	\r
	97	void pemu_validate_config(void)\r
	98	{\r
d4d62665	99	currentConfig.CPUclock = plat_target_cpu_clock_get();\r
c7eb229a	100	}\r
	101	\r
	102	static void osd_text(int x, int y, const char *text)\r
	103	{\r
	104	int len = strlen(text)*8;\r
	105	int i, h;\r
	106	\r
	107	len++;\r
	108	for (h = 0; h < 8; h++) {\r
	109	unsigned short *p;\r
	110	p = (unsigned short )g_screen_ptr + x + g_screen_width(y + h);\r
	111	for (i = len; i; i--, p++)\r
	112	p = (p>>2) & 0x39e7;\r
	113	}\r
	114	emu_text_out16(x, y, text);\r
	115	}\r
	116	\r
	117	static void draw_cd_leds(void)\r
	118	{\r
	119	int old_reg;\r
	120	old_reg = Pico_mcd->s68k_regs[0];\r
	121	\r
	122	if (0) {\r
	123	// 8-bit modes\r
	124	unsigned int col_g = (old_reg & 2) ? 0xc0c0c0c0 : 0xe0e0e0e0;\r
	125	unsigned int col_r = (old_reg & 1) ? 0xd0d0d0d0 : 0xe0e0e0e0;\r
	126	(unsigned int )((char )g_screen_ptr + g_screen_width2+ 4) =\r
	127	(unsigned int )((char )g_screen_ptr + g_screen_width3+ 4) =\r
	128	(unsigned int )((char )g_screen_ptr + g_screen_width4+ 4) = col_g;\r
	129	(unsigned int )((char )g_screen_ptr + g_screen_width2+12) =\r
	130	(unsigned int )((char )g_screen_ptr + g_screen_width3+12) =\r
	131	(unsigned int )((char )g_screen_ptr + g_screen_width4+12) = col_r;\r
	132	} else {\r
	133	// 16-bit modes\r
	134	unsigned int p = (unsigned int )((short )g_screen_ptr + g_screen_width2+4);\r
	135	unsigned int col_g = (old_reg & 2) ? 0x06000600 : 0;\r
	136	unsigned int col_r = (old_reg & 1) ? 0xc000c000 : 0;\r
	137	p++ = col_g; p++ = col_g; p+=2; p++ = col_r; p++ = col_r; p += g_screen_width/2 - 12/2;\r
	138	p++ = col_g; p++ = col_g; p+=2; p++ = col_r; p++ = col_r; p += g_screen_width/2 - 12/2;\r
	139	p++ = col_g; p++ = col_g; p+=2; p++ = col_r; p++ = col_r;\r
	140	}\r
	141	}\r
	142	\r
	143	static int emuscan(unsigned int num)\r
	144	{\r
	145	DrawLineDest = (unsigned short )g_screen_ptr + num g_screen_width;\r
	146	\r
	147	return 0;\r
	148	}\r
	149	\r
	150	void pemu_finalize_frame(const char fps, const char notice)\r
	151	{\r
bf61bea0	152	if (notice && notice[0])\r
	153	osd_text(2, g_osd_y, notice);\r
	154	if (fps && fps[0] && (currentConfig.EmuOpt & EOPT_SHOW_FPS))\r
	155	osd_text(g_osd_fps_x, g_osd_y, fps);\r
c7eb229a	156	if ((PicoAHW & PAHW_MCD) && (currentConfig.EmuOpt & EOPT_EN_CD_LEDS))\r
	157	draw_cd_leds();\r
	158	}\r
	159	\r
	160	void plat_video_flip(void)\r
	161	{\r
	162	g_screen_ptr = vout_fbdev_flip(layer_fb);\r
10ef62e3	163	\r
10ef62e3	164	// XXX: drain OS event queue here, maybe we'll actually use it someday..\r
d4d62665	165	xenv_update(NULL, NULL, NULL, NULL);\r
c7eb229a	166	}\r
	167	\r
	168	void plat_video_toggle_renderer(int change, int is_menu)\r
	169	{\r
	170	}\r
	171	\r
	172	void plat_video_menu_enter(int is_rom_loaded)\r
	173	{\r
	174	}\r
	175	\r
	176	void plat_video_menu_begin(void)\r
	177	{\r
c7eb229a	178	}\r
	179	\r
	180	void plat_video_menu_end(void)\r
	181	{\r
	182	g_menuscreen_ptr = vout_fbdev_flip(main_fb);\r
	183	}\r
	184	\r
d4d62665	185	void plat_video_menu_leave(void)\r
	186	{\r
	187	}\r
	188	\r
c7eb229a	189	void plat_video_wait_vsync(void)\r
	190	{\r
	191	vout_fbdev_wait_vsync(main_fb);\r
	192	}\r
	193	\r
	194	void plat_status_msg_clear(void)\r
	195	{\r
7c18e34a	196	vout_fbdev_clear_lines(layer_fb, g_osd_y, 8);\r
c7eb229a	197	}\r
	198	\r
	199	void plat_status_msg_busy_next(const char *msg)\r
	200	{\r
	201	plat_status_msg_clear();\r
	202	pemu_finalize_frame("", msg);\r
	203	plat_video_flip();\r
	204	emu_status_msg("");\r
	205	reset_timing = 1;\r
	206	}\r
	207	\r
	208	void plat_status_msg_busy_first(const char *msg)\r
	209	{\r
	210	plat_status_msg_busy_next(msg);\r
	211	}\r
	212	\r
	213	void plat_update_volume(int has_changed, int is_up)\r
	214	{\r
45285368	215	}\r
c7eb229a	216	\r
45285368	217	void pemu_forced_frame(int no_scale, int do_emu)\r
45285368	218	{\r
d40231e2	219	doing_bg_frame = 1;\r
a4edca53	220	emu_cmn_forced_frame(no_scale, do_emu);\r
d40231e2	221	doing_bg_frame = 0;\r
45285368	222	\r
45285368	223	// making a copy because enabling the layer clears it's mem\r
d4d62665	224	memcpy((void *)fb_copy, g_screen_ptr, sizeof(fb_copy));\r
d4d62665	225	g_menubg_src_ptr = fb_copy;\r
c7eb229a	226	}\r
	227	\r
	228	void pemu_sound_start(void)\r
	229	{\r
d4d62665	230	emu_sound_start();\r
c7eb229a	231	}\r
	232	\r
	233	void plat_debug_cat(char *str)\r
	234	{\r
	235	}\r
	236	\r
	237	static int pnd_setup_layer_(int fd, int enabled, int x, int y, int w, int h)\r
	238	{\r
	239	struct omapfb_plane_info pi;\r
	240	struct omapfb_mem_info mi;\r
	241	int ret;\r
	242	\r
	243	ret = ioctl(fd, OMAPFB_QUERY_PLANE, &pi);\r
	244	if (ret != 0) {\r
	245	perror("QUERY_PLANE");\r
	246	return -1;\r
	247	}\r
	248	\r
	249	ret = ioctl(fd, OMAPFB_QUERY_MEM, &mi);\r
	250	if (ret != 0) {\r
	251	perror("QUERY_MEM");\r
	252	return -1;\r
	253	}\r
	254	\r
	255	/* must disable when changing stuff */\r
	256	if (pi.enabled) {\r
	257	pi.enabled = 0;\r
	258	ret = ioctl(fd, OMAPFB_SETUP_PLANE, &pi);\r
	259	if (ret != 0)\r
	260	perror("SETUP_PLANE");\r
	261	}\r
	262	\r
	263	mi.size = 3202402*4;\r
	264	ret = ioctl(fd, OMAPFB_SETUP_MEM, &mi);\r
	265	if (ret != 0) {\r
	266	perror("SETUP_MEM");\r
	267	return -1;\r
	268	}\r
	269	\r
	270	pi.pos_x = x;\r
	271	pi.pos_y = y;\r
	272	pi.out_width = w;\r
	273	pi.out_height = h;\r
	274	pi.enabled = enabled;\r
	275	\r
	276	ret = ioctl(fd, OMAPFB_SETUP_PLANE, &pi);\r
	277	if (ret != 0) {\r
	278	perror("SETUP_PLANE");\r
	279	return -1;\r
	280	}\r
	281	\r
	282	return 0;\r
	283	}\r
	284	\r
	285	int pnd_setup_layer(int enabled, int x, int y, int w, int h)\r
	286	{\r
	287	return pnd_setup_layer_(vout_fbdev_get_fd(layer_fb), enabled, x, y, w, h);\r
	288	}\r
	289	\r
	290	void pnd_restore_layer_data(void)\r
	291	{\r
739e1043	292	short t = (short )fb_copy + 320*240 / 2 + 160;\r
c7eb229a	293	\r
	294	// right now this is used by menu, which wants to preview something\r
	295	// so try to get something on the layer.\r
	296	if ((t[0] \| t[5] \| t[13]) == 0)\r
	297	memset32((void *)fb_copy, 0x07000700, sizeof(fb_copy) / 4);\r
	298	\r
d4d62665	299	memcpy(g_screen_ptr, (void )fb_copy, 320240*2);\r
c7eb229a	300	plat_video_flip();\r
	301	}\r
	302	\r
c7eb229a	303	void emu_video_mode_change(int start_line, int line_count, int is_32cols)\r
	304	{\r
	305	int fb_w = 320, fb_h = 240, fb_left = 0, fb_right = 0, fb_top = 0, fb_bottom = 0;\r
	306	\r
d40231e2	307	if (doing_bg_frame)\r
	308	return;\r
	309	\r
c7eb229a	310	PicoDrawSetOutFormat(PDF_RGB555, 1);\r
f4750ee0	311	PicoDrawSetCallbacks(emuscan, NULL);\r
c7eb229a	312	\r
	313	if (is_32cols) {\r
	314	fb_w = 256;\r
	315	fb_left = fb_right = 32;\r
	316	}\r
	317	\r
	318	switch (currentConfig.scaling) {\r
	319	case SCALE_1x1:\r
	320	g_layer_w = fb_w;\r
	321	g_layer_h = fb_h;\r
	322	break;\r
	323	case SCALE_2x2_3x2:\r
	324	g_layer_w = fb_w * (is_32cols ? 3 : 2);\r
	325	g_layer_h = fb_h * 2;\r
	326	break;\r
	327	case SCALE_2x2_2x2:\r
	328	g_layer_w = fb_w * 2;\r
	329	g_layer_h = fb_h * 2;\r
	330	break;\r
	331	case SCALE_FULLSCREEN:\r
	332	g_layer_w = 800;\r
	333	g_layer_h = 480;\r
	334	break;\r
	335	case SCALE_CUSTOM:\r
	336	g_layer_x = g_layer_cx;\r
	337	g_layer_y = g_layer_cy;\r
	338	g_layer_w = g_layer_cw;\r
	339	g_layer_h = g_layer_ch;\r
	340	break;\r
	341	}\r
	342	\r
	343	if (currentConfig.scaling != SCALE_CUSTOM) {\r
	344	// center the layer\r
	345	g_layer_x = 800 / 2 - g_layer_w / 2;\r
	346	g_layer_y = 480 / 2 - g_layer_h / 2;\r
	347	}\r
	348	\r
	349	switch (currentConfig.scaling) {\r
	350	case SCALE_FULLSCREEN:\r
	351	case SCALE_CUSTOM:\r
	352	fb_top = start_line;\r
	353	fb_h = line_count;\r
	354	break;\r
	355	}\r
	356	g_osd_fps_x = is_32cols ? 232 : 264;\r
	357	g_osd_y = fb_top + fb_h - 8;\r
	358	\r
	359	pnd_setup_layer(1, g_layer_x, g_layer_y, g_layer_w, g_layer_h);\r
c7eb229a	360	vout_fbdev_clear(layer_fb);\r
21ebcfd3	361	vout_fbdev_resize(layer_fb, fb_w, fb_h, 16, fb_left, fb_right, fb_top, fb_bottom, 3);\r
bf61bea0	362	plat_video_flip();\r
c7eb229a	363	}\r
c7eb229a	364	\r
d4d62665	365	void plat_video_loop_prepare(void)\r
c7eb229a	366	{\r
c7eb229a	367	// make sure there is no junk left behind the layer\r
d4d62665	368	memset(g_menuscreen_ptr, 0, g_menuscreen_w * g_menuscreen_h * 2);\r
c7eb229a	369	g_menuscreen_ptr = vout_fbdev_flip(main_fb);\r
	370	\r
	371	// emu_video_mode_change will call pnd_setup_layer()\r
d4d62665	372	}\r
c7eb229a	373	\r
d4d62665	374	void pemu_loop_prep(void)\r
d4d62665	375	{\r
c7eb229a	376	// dirty buffers better go now than during gameplay\r
	377	sync();\r
	378	sleep(0);\r
c7eb229a	379	}\r
	380	\r
	381	void pemu_loop_end(void)\r
	382	{\r
c7eb229a	383	/* do one more frame for menu bg */\r
45285368	384	pemu_forced_frame(0, 1);\r
c7eb229a	385	\r
c7eb229a	386	pnd_setup_layer(0, g_layer_x, g_layer_y, g_layer_w, g_layer_h);\r
c7eb229a	387	}\r
	388	\r
	389	void plat_wait_till_us(unsigned int us_to)\r
	390	{\r
	391	unsigned int now;\r
	392	signed int diff;\r
	393	\r
	394	now = plat_get_ticks_us();\r
	395	\r
	396	// XXX: need to check NOHZ\r
	397	diff = (signed int)(us_to - now);\r
	398	if (diff > 10000) {\r
	399	//printf("sleep %d\n", us_to - now);\r
	400	usleep(diff * 15 / 16);\r
	401	now = plat_get_ticks_us();\r
	402	//printf(" wake %d\n", (signed)(us_to - now));\r
	403	}\r
	404	/*\r
	405	while ((signed int)(us_to - now) > 512) {\r
	406	spend_cycles(1024);\r
	407	now = plat_get_ticks_us();\r
	408	}\r
	409	*/\r
	410	}\r
	411	\r
c7eb229a	412	void plat_early_init(void)\r
	413	{\r
	414	}\r
	415	\r
	416	void plat_init(void)\r
	417	{\r
	418	const char main_fb_name, layer_fb_name;\r
	419	int fd, ret, w, h;\r
	420	\r
	421	main_fb_name = getenv("FBDEV_MAIN");\r
	422	if (main_fb_name == NULL)\r
	423	main_fb_name = "/dev/fb0";\r
	424	\r
	425	layer_fb_name = getenv("FBDEV_LAYER");\r
	426	if (layer_fb_name == NULL)\r
	427	layer_fb_name = "/dev/fb1";\r
	428	\r
	429	// must set the layer up first to be able to use it\r
	430	fd = open(layer_fb_name, O_RDWR);\r
	431	if (fd == -1) {\r
	432	fprintf(stderr, "%s: ", layer_fb_name);\r
	433	perror("open");\r
	434	exit(1);\r
	435	}\r
	436	\r
	437	ret = pnd_setup_layer_(fd, 0, g_layer_x, g_layer_y, g_layer_w, g_layer_h);\r
	438	close(fd);\r
	439	if (ret != 0) {\r
	440	fprintf(stderr, "failed to set up layer, exiting.\n");\r
	441	exit(1);\r
	442	}\r
	443	\r
d4d62665	444	xenv_init(NULL, "PicoDrive " VERSION);\r
c7eb229a	445	\r
c7eb229a	446	w = h = 0;\r
21ebcfd3	447	main_fb = vout_fbdev_init(main_fb_name, &w, &h, 16, 2);\r
c7eb229a	448	if (main_fb == NULL) {\r
	449	fprintf(stderr, "couldn't init fb: %s\n", main_fb_name);\r
	450	exit(1);\r
	451	}\r
	452	\r
d40231e2	453	g_menuscreen_w = w;\r
d40231e2	454	g_menuscreen_h = h;\r
c7eb229a	455	g_menuscreen_ptr = vout_fbdev_flip(main_fb);\r
	456	\r
	457	w = 320; h = 240;\r
21ebcfd3	458	layer_fb = vout_fbdev_init(layer_fb_name, &w, &h, 16, 3);\r
c7eb229a	459	if (layer_fb == NULL) {\r
	460	fprintf(stderr, "couldn't init fb: %s\n", layer_fb_name);\r
	461	goto fail0;\r
	462	}\r
	463	\r
	464	if (w != g_screen_width \|\| h != g_screen_height) {\r
	465	fprintf(stderr, "%dx%d not supported on %s\n", w, h, layer_fb_name);\r
	466	goto fail1;\r
	467	}\r
	468	g_screen_ptr = vout_fbdev_flip(layer_fb);\r
	469	\r
d40231e2	470	temp_frame = calloc(g_menuscreen_w * g_menuscreen_h * 2, 1);\r
	471	if (temp_frame == NULL) {\r
	472	fprintf(stderr, "OOM\n");\r
	473	goto fail1;\r
	474	}\r
c7eb229a	475	g_menubg_ptr = temp_frame;\r
c7eb229a	476	g_menubg_src_ptr = temp_frame;\r
d40231e2	477	PicoDraw2FB = temp_frame;\r
c7eb229a	478	\r
c7eb229a	479	pnd_menu_init();\r
45285368	480	\r
d4d62665	481	in_evdev_init(in_evdev_defbinds);\r
	482	in_probe();\r
	483	plat_target_setup_input();\r
	484	\r
	485	sndout_oss_frag_frames = 2;\r
	486	\r
c7eb229a	487	return;\r
	488	\r
	489	fail1:\r
	490	vout_fbdev_finish(layer_fb);\r
	491	fail0:\r
	492	vout_fbdev_finish(main_fb);\r
	493	exit(1);\r
	494	}\r
	495	\r
	496	void plat_finish(void)\r
	497	{\r
c7eb229a	498	vout_fbdev_finish(main_fb);\r
10ef62e3	499	xenv_finish();\r
c7eb229a	500	\r
	501	printf("all done\n");\r
	502	}\r
	503	\r