[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
#define LAYER_MEM_SIZE (320*240*2 * 4)\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 unsigned char __attribute__((aligned(4))) fb_copy[320 * 240 * 2];\r
static void *temp_frame;\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_F,	IN_BINDTYPE_EMU, PEVB_FF },\r
	{ KEY_BACKSPACE,IN_BINDTYPE_EMU, PEVB_FF },\r
	{ KEY_BACKSLASH,IN_BINDTYPE_EMU, PEVB_MENU },\r
	{ KEY_SPACE,	IN_BINDTYPE_EMU, PEVB_MENU },\r
	{ KEY_LEFTCTRL,	IN_BINDTYPE_EMU, PEVB_MENU },\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_1,	IN_BINDTYPE_EMU, PEVB_STATE_SAVE },\r
	{ KEY_2,	IN_BINDTYPE_EMU, PEVB_STATE_LOAD },\r
	{ KEY_3,	IN_BINDTYPE_EMU, PEVB_SSLOT_PREV },\r
	{ KEY_4,	IN_BINDTYPE_EMU, PEVB_SSLOT_NEXT },\r
	{ KEY_5,	IN_BINDTYPE_EMU, PEVB_PICO_PPREV },\r
	{ KEY_6,	IN_BINDTYPE_EMU, PEVB_PICO_PNEXT },\r
	{ KEY_7,	IN_BINDTYPE_EMU, PEVB_PICO_SWINP },\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;\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
	if (x + len > g_screen_width)\r
		len = g_screen_width - x;\r
\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 > 0; 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
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
	PicoDrawSetOutBuf(g_screen_ptr, g_screen_width * 2);\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 is_enabled;\r
	int retval = 0;\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
	is_enabled = pi.enabled;\r
	if (is_enabled) {\r
		pi.enabled = 0;\r
		ret = ioctl(fd, OMAPFB_SETUP_PLANE, &pi);\r
		if (ret != 0)\r
			perror("SETUP_PLANE");\r
		else\r
			is_enabled = 0;\r
	}\r
\r
	if (mi.size < LAYER_MEM_SIZE) {\r
		unsigned int size_old = mi.size;\r
\r
		mi.size = LAYER_MEM_SIZE;\r
		ret = ioctl(fd, OMAPFB_SETUP_MEM, &mi);\r
		if (ret != 0) {\r
			perror("SETUP_MEM");\r
			fprintf(stderr, "(requested %u, had %u)\n",\r
				mi.size, size_old);\r
			return -1;\r
		}\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
		is_enabled = pi.enabled;\r
	}\r
	else {\r
		perror("SETUP_PLANE");\r
		retval = -1;\r
	}\r
\r
	plat_target_switch_layer(1, is_enabled);\r
\r
	return retval;\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
	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, 4);\r
	plat_video_flip();\r
\r
	PicoDrawSetOutFormat(PDF_RGB555, 0);\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
	fflush(stdout);\r
	fflush(stderr);\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, 4);\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
\r
	pnd_menu_init();\r
\r
	// default ROM path\r
	strcpy(rom_fname_loaded, "/media");\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
55d7dcb2	36	#define LAYER_MEM_SIZE (3202402 * 4)\r
55d7dcb2	37	\r
c7eb229a	38	static struct vout_fbdev main_fb, layer_fb;\r
21ebcfd3	39	// g_layer_* - in use, g_layer_c* - configured custom\r
21ebcfd3	40	int g_layer_cx, g_layer_cy, g_layer_cw, g_layer_ch;\r
c7eb229a	41	static int g_layer_x, g_layer_y;\r
c7eb229a	42	static int g_layer_w = 320, g_layer_h = 240;\r
d40231e2	43	static int g_osd_fps_x, g_osd_y, doing_bg_frame;\r
c7eb229a	44	\r
d4d62665	45	static unsigned char __attribute__((aligned(4))) fb_copy[320 * 240 * 2];\r
d40231e2	46	static void *temp_frame;\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
b011c2af	77	{ KEY_F, IN_BINDTYPE_EMU, PEVB_FF },\r
c7074ddb	78	{ KEY_BACKSPACE,IN_BINDTYPE_EMU, PEVB_FF },\r
c7074ddb	79	{ KEY_BACKSLASH,IN_BINDTYPE_EMU, PEVB_MENU },\r
21ebcfd3	80	{ KEY_SPACE, IN_BINDTYPE_EMU, PEVB_MENU },\r
c7074ddb	81	{ KEY_LEFTCTRL, IN_BINDTYPE_EMU, PEVB_MENU },\r
d4d62665	82	{ KEY_HOME, IN_BINDTYPE_PLAYER12, GBTN_A },\r
	83	{ KEY_PAGEDOWN, IN_BINDTYPE_PLAYER12, GBTN_B },\r
	84	{ KEY_END, IN_BINDTYPE_PLAYER12, GBTN_C },\r
	85	{ KEY_LEFTALT, IN_BINDTYPE_PLAYER12, GBTN_START },\r
c7074ddb	86	{ KEY_1, IN_BINDTYPE_EMU, PEVB_STATE_SAVE },\r
	87	{ KEY_2, IN_BINDTYPE_EMU, PEVB_STATE_LOAD },\r
	88	{ KEY_3, IN_BINDTYPE_EMU, PEVB_SSLOT_PREV },\r
	89	{ KEY_4, IN_BINDTYPE_EMU, PEVB_SSLOT_NEXT },\r
	90	{ KEY_5, IN_BINDTYPE_EMU, PEVB_PICO_PPREV },\r
	91	{ KEY_6, IN_BINDTYPE_EMU, PEVB_PICO_PNEXT },\r
	92	{ KEY_7, IN_BINDTYPE_EMU, PEVB_PICO_SWINP },\r
21ebcfd3	93	{ 0, 0, 0 }\r
	94	};\r
	95	\r
c7eb229a	96	void pemu_prep_defconfig(void)\r
	97	{\r
	98	defaultConfig.EmuOpt \|= EOPT_VSYNC\|EOPT_16BPP;\r
92dfd9af	99	defaultConfig.s_PicoOpt \|= POPT_EN_MCD_GFX;\r
c7eb229a	100	defaultConfig.scaling = SCALE_2x2_3x2;\r
	101	}\r
	102	\r
	103	void pemu_validate_config(void)\r
	104	{\r
d4d62665	105	currentConfig.CPUclock = plat_target_cpu_clock_get();\r
c7eb229a	106	}\r
	107	\r
	108	static void osd_text(int x, int y, const char *text)\r
	109	{\r
	110	int len = strlen(text)*8;\r
	111	int i, h;\r
	112	\r
	113	len++;\r
b011c2af	114	if (x + len > g_screen_width)\r
	115	len = g_screen_width - x;\r
	116	\r
c7eb229a	117	for (h = 0; h < 8; h++) {\r
	118	unsigned short *p;\r
	119	p = (unsigned short )g_screen_ptr + x + g_screen_width(y + h);\r
b011c2af	120	for (i = len; i > 0; i--, p++)\r
c7eb229a	121	p = (p>>2) & 0x39e7;\r
	122	}\r
	123	emu_text_out16(x, y, text);\r
	124	}\r
	125	\r
	126	static void draw_cd_leds(void)\r
	127	{\r
	128	int old_reg;\r
	129	old_reg = Pico_mcd->s68k_regs[0];\r
	130	\r
	131	if (0) {\r
	132	// 8-bit modes\r
	133	unsigned int col_g = (old_reg & 2) ? 0xc0c0c0c0 : 0xe0e0e0e0;\r
	134	unsigned int col_r = (old_reg & 1) ? 0xd0d0d0d0 : 0xe0e0e0e0;\r
	135	(unsigned int )((char )g_screen_ptr + g_screen_width2+ 4) =\r
	136	(unsigned int )((char )g_screen_ptr + g_screen_width3+ 4) =\r
	137	(unsigned int )((char )g_screen_ptr + g_screen_width4+ 4) = col_g;\r
	138	(unsigned int )((char )g_screen_ptr + g_screen_width2+12) =\r
	139	(unsigned int )((char )g_screen_ptr + g_screen_width3+12) =\r
	140	(unsigned int )((char )g_screen_ptr + g_screen_width4+12) = col_r;\r
	141	} else {\r
	142	// 16-bit modes\r
	143	unsigned int p = (unsigned int )((short )g_screen_ptr + g_screen_width2+4);\r
	144	unsigned int col_g = (old_reg & 2) ? 0x06000600 : 0;\r
	145	unsigned int col_r = (old_reg & 1) ? 0xc000c000 : 0;\r
	146	p++ = col_g; p++ = col_g; p+=2; p++ = col_r; p++ = col_r; p += g_screen_width/2 - 12/2;\r
	147	p++ = col_g; p++ = col_g; p+=2; p++ = col_r; p++ = col_r; p += g_screen_width/2 - 12/2;\r
	148	p++ = col_g; p++ = col_g; p+=2; p++ = col_r; p++ = col_r;\r
	149	}\r
	150	}\r
	151	\r
c7eb229a	152	void pemu_finalize_frame(const char fps, const char notice)\r
c7eb229a	153	{\r
bf61bea0	154	if (notice && notice[0])\r
	155	osd_text(2, g_osd_y, notice);\r
	156	if (fps && fps[0] && (currentConfig.EmuOpt & EOPT_SHOW_FPS))\r
	157	osd_text(g_osd_fps_x, g_osd_y, fps);\r
c7eb229a	158	if ((PicoAHW & PAHW_MCD) && (currentConfig.EmuOpt & EOPT_EN_CD_LEDS))\r
	159	draw_cd_leds();\r
	160	}\r
	161	\r
	162	void plat_video_flip(void)\r
	163	{\r
	164	g_screen_ptr = vout_fbdev_flip(layer_fb);\r
41946d70	165	PicoDrawSetOutBuf(g_screen_ptr, g_screen_width * 2);\r
10ef62e3	166	\r
10ef62e3	167	// XXX: drain OS event queue here, maybe we'll actually use it someday..\r
d4d62665	168	xenv_update(NULL, NULL, NULL, NULL);\r
c7eb229a	169	}\r
	170	\r
	171	void plat_video_toggle_renderer(int change, int is_menu)\r
	172	{\r
	173	}\r
	174	\r
	175	void plat_video_menu_enter(int is_rom_loaded)\r
	176	{\r
	177	}\r
	178	\r
	179	void plat_video_menu_begin(void)\r
	180	{\r
c7eb229a	181	}\r
	182	\r
	183	void plat_video_menu_end(void)\r
	184	{\r
	185	g_menuscreen_ptr = vout_fbdev_flip(main_fb);\r
	186	}\r
	187	\r
d4d62665	188	void plat_video_menu_leave(void)\r
	189	{\r
	190	}\r
	191	\r
c7eb229a	192	void plat_video_wait_vsync(void)\r
	193	{\r
	194	vout_fbdev_wait_vsync(main_fb);\r
	195	}\r
	196	\r
	197	void plat_status_msg_clear(void)\r
	198	{\r
7c18e34a	199	vout_fbdev_clear_lines(layer_fb, g_osd_y, 8);\r
c7eb229a	200	}\r
	201	\r
	202	void plat_status_msg_busy_next(const char *msg)\r
	203	{\r
	204	plat_status_msg_clear();\r
	205	pemu_finalize_frame("", msg);\r
	206	plat_video_flip();\r
	207	emu_status_msg("");\r
	208	reset_timing = 1;\r
	209	}\r
	210	\r
	211	void plat_status_msg_busy_first(const char *msg)\r
	212	{\r
	213	plat_status_msg_busy_next(msg);\r
	214	}\r
	215	\r
	216	void plat_update_volume(int has_changed, int is_up)\r
	217	{\r
45285368	218	}\r
c7eb229a	219	\r
45285368	220	void pemu_forced_frame(int no_scale, int do_emu)\r
45285368	221	{\r
d40231e2	222	doing_bg_frame = 1;\r
a4edca53	223	emu_cmn_forced_frame(no_scale, do_emu);\r
d40231e2	224	doing_bg_frame = 0;\r
45285368	225	\r
45285368	226	// making a copy because enabling the layer clears it's mem\r
d4d62665	227	memcpy((void *)fb_copy, g_screen_ptr, sizeof(fb_copy));\r
d4d62665	228	g_menubg_src_ptr = fb_copy;\r
c7eb229a	229	}\r
	230	\r
	231	void pemu_sound_start(void)\r
	232	{\r
d4d62665	233	emu_sound_start();\r
c7eb229a	234	}\r
	235	\r
	236	void plat_debug_cat(char *str)\r
	237	{\r
	238	}\r
	239	\r
	240	static int pnd_setup_layer_(int fd, int enabled, int x, int y, int w, int h)\r
	241	{\r
	242	struct omapfb_plane_info pi;\r
	243	struct omapfb_mem_info mi;\r
55d7dcb2	244	int is_enabled;\r
55d7dcb2	245	int retval = 0;\r
c7eb229a	246	int ret;\r
	247	\r
	248	ret = ioctl(fd, OMAPFB_QUERY_PLANE, &pi);\r
	249	if (ret != 0) {\r
	250	perror("QUERY_PLANE");\r
	251	return -1;\r
	252	}\r
	253	\r
	254	ret = ioctl(fd, OMAPFB_QUERY_MEM, &mi);\r
	255	if (ret != 0) {\r
	256	perror("QUERY_MEM");\r
	257	return -1;\r
	258	}\r
	259	\r
	260	/* must disable when changing stuff */\r
55d7dcb2	261	is_enabled = pi.enabled;\r
55d7dcb2	262	if (is_enabled) {\r
c7eb229a	263	pi.enabled = 0;\r
	264	ret = ioctl(fd, OMAPFB_SETUP_PLANE, &pi);\r
	265	if (ret != 0)\r
	266	perror("SETUP_PLANE");\r
55d7dcb2	267	else\r
55d7dcb2	268	is_enabled = 0;\r
c7eb229a	269	}\r
c7eb229a	270	\r
55d7dcb2	271	if (mi.size < LAYER_MEM_SIZE) {\r
	272	unsigned int size_old = mi.size;\r
	273	\r
	274	mi.size = LAYER_MEM_SIZE;\r
	275	ret = ioctl(fd, OMAPFB_SETUP_MEM, &mi);\r
	276	if (ret != 0) {\r
	277	perror("SETUP_MEM");\r
	278	fprintf(stderr, "(requested %u, had %u)\n",\r
	279	mi.size, size_old);\r
	280	return -1;\r
	281	}\r
c7eb229a	282	}\r
	283	\r
	284	pi.pos_x = x;\r
	285	pi.pos_y = y;\r
	286	pi.out_width = w;\r
	287	pi.out_height = h;\r
	288	pi.enabled = enabled;\r
	289	\r
	290	ret = ioctl(fd, OMAPFB_SETUP_PLANE, &pi);\r
55d7dcb2	291	if (ret == 0) {\r
	292	is_enabled = pi.enabled;\r
	293	}\r
	294	else {\r
c7eb229a	295	perror("SETUP_PLANE");\r
55d7dcb2	296	retval = -1;\r
c7eb229a	297	}\r
c7eb229a	298	\r
55d7dcb2	299	plat_target_switch_layer(1, is_enabled);\r
	300	\r
	301	return retval;\r
c7eb229a	302	}\r
	303	\r
	304	int pnd_setup_layer(int enabled, int x, int y, int w, int h)\r
	305	{\r
	306	return pnd_setup_layer_(vout_fbdev_get_fd(layer_fb), enabled, x, y, w, h);\r
	307	}\r
	308	\r
	309	void pnd_restore_layer_data(void)\r
	310	{\r
739e1043	311	short t = (short )fb_copy + 320*240 / 2 + 160;\r
c7eb229a	312	\r
	313	// right now this is used by menu, which wants to preview something\r
	314	// so try to get something on the layer.\r
	315	if ((t[0] \| t[5] \| t[13]) == 0)\r
	316	memset32((void *)fb_copy, 0x07000700, sizeof(fb_copy) / 4);\r
	317	\r
d4d62665	318	memcpy(g_screen_ptr, (void )fb_copy, 320240*2);\r
c7eb229a	319	plat_video_flip();\r
	320	}\r
	321	\r
c7eb229a	322	void emu_video_mode_change(int start_line, int line_count, int is_32cols)\r
	323	{\r
	324	int fb_w = 320, fb_h = 240, fb_left = 0, fb_right = 0, fb_top = 0, fb_bottom = 0;\r
	325	\r
d40231e2	326	if (doing_bg_frame)\r
	327	return;\r
	328	\r
c7eb229a	329	if (is_32cols) {\r
	330	fb_w = 256;\r
	331	fb_left = fb_right = 32;\r
	332	}\r
	333	\r
	334	switch (currentConfig.scaling) {\r
	335	case SCALE_1x1:\r
	336	g_layer_w = fb_w;\r
	337	g_layer_h = fb_h;\r
	338	break;\r
	339	case SCALE_2x2_3x2:\r
	340	g_layer_w = fb_w * (is_32cols ? 3 : 2);\r
	341	g_layer_h = fb_h * 2;\r
	342	break;\r
	343	case SCALE_2x2_2x2:\r
	344	g_layer_w = fb_w * 2;\r
	345	g_layer_h = fb_h * 2;\r
	346	break;\r
	347	case SCALE_FULLSCREEN:\r
	348	g_layer_w = 800;\r
	349	g_layer_h = 480;\r
	350	break;\r
	351	case SCALE_CUSTOM:\r
	352	g_layer_x = g_layer_cx;\r
	353	g_layer_y = g_layer_cy;\r
	354	g_layer_w = g_layer_cw;\r
	355	g_layer_h = g_layer_ch;\r
	356	break;\r
	357	}\r
	358	\r
	359	if (currentConfig.scaling != SCALE_CUSTOM) {\r
	360	// center the layer\r
	361	g_layer_x = 800 / 2 - g_layer_w / 2;\r
	362	g_layer_y = 480 / 2 - g_layer_h / 2;\r
	363	}\r
	364	\r
	365	switch (currentConfig.scaling) {\r
	366	case SCALE_FULLSCREEN:\r
	367	case SCALE_CUSTOM:\r
	368	fb_top = start_line;\r
	369	fb_h = line_count;\r
	370	break;\r
	371	}\r
	372	g_osd_fps_x = is_32cols ? 232 : 264;\r
	373	g_osd_y = fb_top + fb_h - 8;\r
	374	\r
	375	pnd_setup_layer(1, g_layer_x, g_layer_y, g_layer_w, g_layer_h);\r
c7eb229a	376	vout_fbdev_clear(layer_fb);\r
b011c2af	377	vout_fbdev_resize(layer_fb, fb_w, fb_h, 16, fb_left, fb_right, fb_top, fb_bottom, 4);\r
bf61bea0	378	plat_video_flip();\r
b7d64dbd	379	\r
b7d64dbd	380	PicoDrawSetOutFormat(PDF_RGB555, 0);\r
c7eb229a	381	}\r
c7eb229a	382	\r
d4d62665	383	void plat_video_loop_prepare(void)\r
c7eb229a	384	{\r
c7eb229a	385	// make sure there is no junk left behind the layer\r
d4d62665	386	memset(g_menuscreen_ptr, 0, g_menuscreen_w * g_menuscreen_h * 2);\r
c7eb229a	387	g_menuscreen_ptr = vout_fbdev_flip(main_fb);\r
	388	\r
	389	// emu_video_mode_change will call pnd_setup_layer()\r
d4d62665	390	}\r
c7eb229a	391	\r
d4d62665	392	void pemu_loop_prep(void)\r
d4d62665	393	{\r
c7eb229a	394	// dirty buffers better go now than during gameplay\r
d9653efd	395	fflush(stdout);\r
d9653efd	396	fflush(stderr);\r
c7eb229a	397	sync();\r
c7eb229a	398	sleep(0);\r
c7eb229a	399	}\r
	400	\r
	401	void pemu_loop_end(void)\r
	402	{\r
c7eb229a	403	/* do one more frame for menu bg */\r
45285368	404	pemu_forced_frame(0, 1);\r
c7eb229a	405	\r
c7eb229a	406	pnd_setup_layer(0, g_layer_x, g_layer_y, g_layer_w, g_layer_h);\r
c7eb229a	407	}\r
	408	\r
	409	void plat_wait_till_us(unsigned int us_to)\r
	410	{\r
	411	unsigned int now;\r
	412	signed int diff;\r
	413	\r
	414	now = plat_get_ticks_us();\r
	415	\r
	416	// XXX: need to check NOHZ\r
	417	diff = (signed int)(us_to - now);\r
	418	if (diff > 10000) {\r
	419	//printf("sleep %d\n", us_to - now);\r
	420	usleep(diff * 15 / 16);\r
	421	now = plat_get_ticks_us();\r
	422	//printf(" wake %d\n", (signed)(us_to - now));\r
	423	}\r
	424	/*\r
	425	while ((signed int)(us_to - now) > 512) {\r
	426	spend_cycles(1024);\r
	427	now = plat_get_ticks_us();\r
	428	}\r
	429	*/\r
	430	}\r
	431	\r
c7eb229a	432	void plat_early_init(void)\r
	433	{\r
	434	}\r
	435	\r
	436	void plat_init(void)\r
	437	{\r
	438	const char main_fb_name, layer_fb_name;\r
	439	int fd, ret, w, h;\r
	440	\r
	441	main_fb_name = getenv("FBDEV_MAIN");\r
	442	if (main_fb_name == NULL)\r
	443	main_fb_name = "/dev/fb0";\r
	444	\r
	445	layer_fb_name = getenv("FBDEV_LAYER");\r
	446	if (layer_fb_name == NULL)\r
	447	layer_fb_name = "/dev/fb1";\r
	448	\r
	449	// must set the layer up first to be able to use it\r
	450	fd = open(layer_fb_name, O_RDWR);\r
	451	if (fd == -1) {\r
	452	fprintf(stderr, "%s: ", layer_fb_name);\r
	453	perror("open");\r
	454	exit(1);\r
	455	}\r
	456	\r
	457	ret = pnd_setup_layer_(fd, 0, g_layer_x, g_layer_y, g_layer_w, g_layer_h);\r
	458	close(fd);\r
	459	if (ret != 0) {\r
	460	fprintf(stderr, "failed to set up layer, exiting.\n");\r
	461	exit(1);\r
	462	}\r
	463	\r
d4d62665	464	xenv_init(NULL, "PicoDrive " VERSION);\r
c7eb229a	465	\r
c7eb229a	466	w = h = 0;\r
21ebcfd3	467	main_fb = vout_fbdev_init(main_fb_name, &w, &h, 16, 2);\r
c7eb229a	468	if (main_fb == NULL) {\r
	469	fprintf(stderr, "couldn't init fb: %s\n", main_fb_name);\r
	470	exit(1);\r
	471	}\r
	472	\r
d40231e2	473	g_menuscreen_w = w;\r
d40231e2	474	g_menuscreen_h = h;\r
c7eb229a	475	g_menuscreen_ptr = vout_fbdev_flip(main_fb);\r
	476	\r
	477	w = 320; h = 240;\r
b011c2af	478	layer_fb = vout_fbdev_init(layer_fb_name, &w, &h, 16, 4);\r
c7eb229a	479	if (layer_fb == NULL) {\r
	480	fprintf(stderr, "couldn't init fb: %s\n", layer_fb_name);\r
	481	goto fail0;\r
	482	}\r
	483	\r
	484	if (w != g_screen_width \|\| h != g_screen_height) {\r
	485	fprintf(stderr, "%dx%d not supported on %s\n", w, h, layer_fb_name);\r
	486	goto fail1;\r
	487	}\r
	488	g_screen_ptr = vout_fbdev_flip(layer_fb);\r
	489	\r
d40231e2	490	temp_frame = calloc(g_menuscreen_w * g_menuscreen_h * 2, 1);\r
	491	if (temp_frame == NULL) {\r
	492	fprintf(stderr, "OOM\n");\r
	493	goto fail1;\r
	494	}\r
c7eb229a	495	g_menubg_ptr = temp_frame;\r
	496	g_menubg_src_ptr = temp_frame;\r
	497	\r
c7eb229a	498	pnd_menu_init();\r
45285368	499	\r
55d7dcb2	500	// default ROM path\r
	501	strcpy(rom_fname_loaded, "/media");\r
	502	\r
d4d62665	503	in_evdev_init(in_evdev_defbinds);\r
	504	in_probe();\r
	505	plat_target_setup_input();\r
	506	\r
	507	sndout_oss_frag_frames = 2;\r
	508	\r
c7eb229a	509	return;\r
	510	\r
	511	fail1:\r
	512	vout_fbdev_finish(layer_fb);\r
	513	fail0:\r
	514	vout_fbdev_finish(main_fb);\r
	515	exit(1);\r
	516	}\r
	517	\r
	518	void plat_finish(void)\r
	519	{\r
c7eb229a	520	vout_fbdev_finish(main_fb);\r
10ef62e3	521	xenv_finish();\r
c7eb229a	522	\r
	523	printf("all done\n");\r
	524	}\r
	525	\r