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1 | /* |
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2 | * (C) GraÅžvydas "notaz" Ignotas, 2010-2012 |
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3 | * |
4 | * This work is licensed under the terms of the GNU GPLv2 or later. |
5 | * See the COPYING file in the top-level directory. |
6 | */ |
7 | |
8 | #include <stdio.h> |
9 | #include <stdlib.h> |
10 | #include <sys/types.h> |
11 | #include <sys/stat.h> |
12 | #include <fcntl.h> |
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13 | #include <sys/ioctl.h> |
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14 | #include <unistd.h> |
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15 | #include <linux/omapfb.h> |
16 | |
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17 | #include "common/menu.h" |
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18 | #include "common/input.h" |
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19 | #include "linux/fbdev.h" |
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20 | #include "linux/xenv.h" |
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21 | #include "plugin_lib.h" |
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22 | #include "pl_gun_ts.h" |
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23 | #include "plat.h" |
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24 | #include "plat_omap.h" |
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25 | #include "menu.h" |
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26 | |
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27 | static struct vout_fbdev *main_fb, *layer_fb; |
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28 | |
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29 | static int omap_setup_layer_(int fd, int enabled, int x, int y, int w, int h) |
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30 | { |
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31 | struct omapfb_plane_info pi = { 0, }; |
32 | struct omapfb_mem_info mi = { 0, }; |
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33 | int ret; |
34 | |
35 | ret = ioctl(fd, OMAPFB_QUERY_PLANE, &pi); |
36 | if (ret != 0) { |
37 | perror("QUERY_PLANE"); |
38 | return -1; |
39 | } |
40 | |
41 | ret = ioctl(fd, OMAPFB_QUERY_MEM, &mi); |
42 | if (ret != 0) { |
43 | perror("QUERY_MEM"); |
44 | return -1; |
45 | } |
46 | |
47 | /* must disable when changing stuff */ |
48 | if (pi.enabled) { |
49 | pi.enabled = 0; |
50 | ret = ioctl(fd, OMAPFB_SETUP_PLANE, &pi); |
51 | if (ret != 0) |
52 | perror("SETUP_PLANE"); |
53 | } |
54 | |
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55 | if (mi.size < 640*512*3*3) { |
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56 | mi.size = 640*512*3*3; |
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57 | ret = ioctl(fd, OMAPFB_SETUP_MEM, &mi); |
58 | if (ret != 0) { |
59 | perror("SETUP_MEM"); |
60 | return -1; |
61 | } |
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62 | } |
63 | |
64 | pi.pos_x = x; |
65 | pi.pos_y = y; |
66 | pi.out_width = w; |
67 | pi.out_height = h; |
68 | pi.enabled = enabled; |
69 | |
70 | ret = ioctl(fd, OMAPFB_SETUP_PLANE, &pi); |
71 | if (ret != 0) { |
72 | perror("SETUP_PLANE"); |
73 | return -1; |
74 | } |
75 | |
76 | return 0; |
77 | } |
78 | |
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79 | static int omap_enable_layer(int enabled) |
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80 | { |
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81 | if (enabled) |
82 | pl_set_gun_rect(g_layer_x, g_layer_y, g_layer_w, g_layer_h); |
83 | |
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84 | return omap_setup_layer_(vout_fbdev_get_fd(layer_fb), enabled, |
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85 | g_layer_x, g_layer_y, g_layer_w, g_layer_h); |
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86 | } |
87 | |
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88 | void plat_omap_gvideo_open(void) |
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89 | { |
90 | omap_enable_layer(1); |
91 | |
92 | // try to align redraws to vsync |
93 | vout_fbdev_wait_vsync(layer_fb); |
94 | } |
95 | |
96 | void *plat_gvideo_set_mode(int *w, int *h, int *bpp) |
97 | { |
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98 | int l = 0, r = 0, t = 0, b = 0; |
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99 | void *buf; |
100 | |
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101 | if (g_scaler == SCALE_1_1) { |
102 | if (*w > g_menuscreen_w) |
103 | l = r = (*w - g_menuscreen_w) / 2; |
104 | if (*h > g_menuscreen_h) |
105 | t = b = (*h - g_menuscreen_h) / 2; |
106 | } |
107 | |
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108 | vout_fbdev_clear(layer_fb); |
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109 | buf = vout_fbdev_resize(layer_fb, *w, *h, *bpp, |
110 | l, r, t, b, 3); |
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111 | |
112 | omap_enable_layer(1); |
113 | |
114 | return buf; |
115 | } |
116 | |
117 | void *plat_gvideo_flip(void) |
118 | { |
119 | return vout_fbdev_flip(layer_fb); |
120 | } |
121 | |
122 | void plat_gvideo_close(void) |
123 | { |
124 | omap_enable_layer(0); |
125 | } |
126 | |
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127 | void plat_video_menu_enter(int is_rom_loaded) |
128 | { |
129 | g_menuscreen_ptr = vout_fbdev_resize(main_fb, |
130 | g_menuscreen_w, g_menuscreen_h, 16, 0, 0, 0, 0, 3); |
131 | if (g_menuscreen_ptr == NULL) |
132 | fprintf(stderr, "warning: vout_fbdev_resize failed\n"); |
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133 | |
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134 | xenv_update(NULL, NULL, NULL, NULL); |
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135 | } |
136 | |
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137 | void plat_video_menu_begin(void) |
138 | { |
139 | } |
140 | |
141 | void plat_video_menu_end(void) |
142 | { |
143 | g_menuscreen_ptr = vout_fbdev_flip(main_fb); |
144 | } |
145 | |
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146 | void plat_video_menu_leave(void) |
147 | { |
148 | /* have to get rid of panning so that plugins that |
149 | * use fb0 and don't ever pan can work. */ |
150 | vout_fbdev_clear(main_fb); |
151 | g_menuscreen_ptr = vout_fbdev_resize(main_fb, |
152 | g_menuscreen_w, g_menuscreen_h, 16, 0, 0, 0, 0, 1); |
153 | if (g_menuscreen_ptr == NULL) |
154 | fprintf(stderr, "warning: vout_fbdev_resize failed\n"); |
155 | } |
156 | |
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157 | void plat_minimize(void) |
158 | { |
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159 | int ret; |
160 | |
161 | ret = vout_fbdev_save(layer_fb); |
162 | if (ret != 0) { |
163 | printf("minimize: layer/fb handling failed\n"); |
164 | return; |
165 | } |
166 | |
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167 | xenv_minimize(); |
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168 | |
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169 | in_set_config_int(0, IN_CFG_BLOCKING, 0); /* flush event queue */ |
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170 | omap_enable_layer(0); /* restore layer mem */ |
171 | vout_fbdev_restore(layer_fb); |
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172 | } |
173 | |
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174 | void *plat_prepare_screenshot(int *w, int *h, int *bpp) |
175 | { |
176 | return NULL; |
177 | } |
178 | |
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179 | void plat_omap_init(void) |
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180 | { |
181 | const char *main_fb_name, *layer_fb_name; |
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182 | int fd, ret, w, h; |
183 | |
184 | main_fb_name = getenv("FBDEV_MAIN"); |
185 | if (main_fb_name == NULL) |
186 | main_fb_name = "/dev/fb0"; |
187 | |
188 | layer_fb_name = getenv("FBDEV_LAYER"); |
189 | if (layer_fb_name == NULL) |
190 | layer_fb_name = "/dev/fb1"; |
191 | |
192 | // must set the layer up first to be able to use it |
193 | fd = open(layer_fb_name, O_RDWR); |
194 | if (fd == -1) { |
195 | fprintf(stderr, "%s: ", layer_fb_name); |
196 | perror("open"); |
197 | exit(1); |
198 | } |
199 | |
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200 | g_layer_x = 80, g_layer_y = 0; |
201 | g_layer_w = 640, g_layer_h = 480; |
202 | |
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203 | ret = omap_setup_layer_(fd, 0, g_layer_x, g_layer_y, g_layer_w, g_layer_h); |
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204 | close(fd); |
205 | if (ret != 0) { |
206 | fprintf(stderr, "failed to set up layer, exiting.\n"); |
207 | exit(1); |
208 | } |
209 | |
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210 | xenv_init(NULL, "PCSX-ReARMed"); |
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211 | |
212 | w = h = 0; |
213 | main_fb = vout_fbdev_init(main_fb_name, &w, &h, 16, 2); |
214 | if (main_fb == NULL) { |
215 | fprintf(stderr, "couldn't init fb: %s\n", main_fb_name); |
216 | exit(1); |
217 | } |
218 | |
219 | g_menuscreen_w = w; |
220 | g_menuscreen_h = h; |
221 | g_menuscreen_ptr = vout_fbdev_flip(main_fb); |
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222 | pl_rearmed_cbs.screen_w = w; |
223 | pl_rearmed_cbs.screen_h = h; |
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224 | |
225 | w = 640; |
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226 | h = 512; |
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227 | layer_fb = vout_fbdev_init(layer_fb_name, &w, &h, 16, 3); |
228 | if (layer_fb == NULL) { |
229 | fprintf(stderr, "couldn't init fb: %s\n", layer_fb_name); |
230 | goto fail0; |
231 | } |
232 | |
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233 | return; |
234 | |
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235 | fail0: |
236 | vout_fbdev_finish(main_fb); |
237 | exit(1); |
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238 | } |
239 | |
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240 | void plat_omap_finish(void) |
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241 | { |
242 | omap_enable_layer(0); |
243 | vout_fbdev_finish(layer_fb); |
244 | vout_fbdev_finish(main_fb); |
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245 | xenv_finish(); |
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246 | } |
247 | |