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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 "libpicofe/menu.h" |
18 | #include "libpicofe/input.h" |
19 | #include "libpicofe/linux/fbdev.h" |
20 | #include "libpicofe/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 | // upto 1024x512 (2x resolution enhancement) |
56 | if (mi.size < 1024*512*2 * 3) { |
57 | mi.size = 1024*512*2 * 3; |
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58 | ret = ioctl(fd, OMAPFB_SETUP_MEM, &mi); |
59 | if (ret != 0) { |
60 | perror("SETUP_MEM"); |
61 | return -1; |
62 | } |
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63 | } |
64 | |
65 | pi.pos_x = x; |
66 | pi.pos_y = y; |
67 | pi.out_width = w; |
68 | pi.out_height = h; |
69 | pi.enabled = enabled; |
70 | |
71 | ret = ioctl(fd, OMAPFB_SETUP_PLANE, &pi); |
72 | if (ret != 0) { |
73 | perror("SETUP_PLANE"); |
74 | return -1; |
75 | } |
76 | |
77 | return 0; |
78 | } |
79 | |
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80 | static int omap_enable_layer(int enabled) |
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81 | { |
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82 | if (enabled) |
83 | pl_set_gun_rect(g_layer_x, g_layer_y, g_layer_w, g_layer_h); |
84 | |
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85 | return omap_setup_layer_(vout_fbdev_get_fd(layer_fb), enabled, |
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86 | g_layer_x, g_layer_y, g_layer_w, g_layer_h); |
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87 | } |
88 | |
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89 | void plat_omap_gvideo_open(void) |
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90 | { |
91 | omap_enable_layer(1); |
92 | |
93 | // try to align redraws to vsync |
94 | vout_fbdev_wait_vsync(layer_fb); |
95 | } |
96 | |
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97 | void *plat_gvideo_set_mode(int *w_in, int *h_in, int *bpp) |
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98 | { |
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99 | int l = 0, r = 0, t = 0, b = 0; |
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100 | int w = *w_in, h = *h_in; |
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101 | void *buf; |
102 | |
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103 | if (g_scaler == SCALE_1_1 || g_scaler == SCALE_2_2) { |
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104 | if (w > g_menuscreen_w) { |
105 | l = r = (w - g_menuscreen_w) / 2; |
106 | w -= l + r; |
107 | } |
108 | if (h > g_menuscreen_h) { |
109 | t = b = (h - g_menuscreen_h) / 2; |
110 | h -= t + b; |
111 | } |
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112 | } |
113 | |
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114 | vout_fbdev_clear(layer_fb); |
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115 | buf = vout_fbdev_resize(layer_fb, w, h, *bpp, |
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116 | l, r, t, b, 3); |
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117 | |
118 | omap_enable_layer(1); |
119 | |
120 | return buf; |
121 | } |
122 | |
123 | void *plat_gvideo_flip(void) |
124 | { |
125 | return vout_fbdev_flip(layer_fb); |
126 | } |
127 | |
128 | void plat_gvideo_close(void) |
129 | { |
130 | omap_enable_layer(0); |
131 | } |
132 | |
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133 | void plat_video_menu_enter(int is_rom_loaded) |
134 | { |
135 | g_menuscreen_ptr = vout_fbdev_resize(main_fb, |
136 | g_menuscreen_w, g_menuscreen_h, 16, 0, 0, 0, 0, 3); |
137 | if (g_menuscreen_ptr == NULL) |
138 | fprintf(stderr, "warning: vout_fbdev_resize failed\n"); |
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139 | |
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140 | xenv_update(NULL, NULL, NULL, NULL); |
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141 | } |
142 | |
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143 | void plat_video_menu_begin(void) |
144 | { |
145 | } |
146 | |
147 | void plat_video_menu_end(void) |
148 | { |
149 | g_menuscreen_ptr = vout_fbdev_flip(main_fb); |
150 | } |
151 | |
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152 | void plat_video_menu_leave(void) |
153 | { |
154 | /* have to get rid of panning so that plugins that |
155 | * use fb0 and don't ever pan can work. */ |
156 | vout_fbdev_clear(main_fb); |
157 | g_menuscreen_ptr = vout_fbdev_resize(main_fb, |
158 | g_menuscreen_w, g_menuscreen_h, 16, 0, 0, 0, 0, 1); |
159 | if (g_menuscreen_ptr == NULL) |
160 | fprintf(stderr, "warning: vout_fbdev_resize failed\n"); |
161 | } |
162 | |
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163 | void plat_minimize(void) |
164 | { |
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165 | int ret; |
166 | |
167 | ret = vout_fbdev_save(layer_fb); |
168 | if (ret != 0) { |
169 | printf("minimize: layer/fb handling failed\n"); |
170 | return; |
171 | } |
172 | |
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173 | xenv_minimize(); |
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174 | |
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175 | in_set_config_int(0, IN_CFG_BLOCKING, 0); /* flush event queue */ |
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176 | omap_enable_layer(0); /* restore layer mem */ |
177 | vout_fbdev_restore(layer_fb); |
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178 | } |
179 | |
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180 | void *plat_prepare_screenshot(int *w, int *h, int *bpp) |
181 | { |
182 | return NULL; |
183 | } |
184 | |
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185 | void plat_omap_init(void) |
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186 | { |
187 | const char *main_fb_name, *layer_fb_name; |
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188 | int fd, ret, w, h; |
189 | |
190 | main_fb_name = getenv("FBDEV_MAIN"); |
191 | if (main_fb_name == NULL) |
192 | main_fb_name = "/dev/fb0"; |
193 | |
194 | layer_fb_name = getenv("FBDEV_LAYER"); |
195 | if (layer_fb_name == NULL) |
196 | layer_fb_name = "/dev/fb1"; |
197 | |
198 | // must set the layer up first to be able to use it |
199 | fd = open(layer_fb_name, O_RDWR); |
200 | if (fd == -1) { |
201 | fprintf(stderr, "%s: ", layer_fb_name); |
202 | perror("open"); |
203 | exit(1); |
204 | } |
205 | |
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206 | g_layer_x = 80, g_layer_y = 0; |
207 | g_layer_w = 640, g_layer_h = 480; |
208 | |
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209 | ret = omap_setup_layer_(fd, 0, g_layer_x, g_layer_y, g_layer_w, g_layer_h); |
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210 | close(fd); |
211 | if (ret != 0) { |
212 | fprintf(stderr, "failed to set up layer, exiting.\n"); |
213 | exit(1); |
214 | } |
215 | |
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216 | xenv_init(NULL, "PCSX-ReARMed"); |
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217 | |
218 | w = h = 0; |
219 | main_fb = vout_fbdev_init(main_fb_name, &w, &h, 16, 2); |
220 | if (main_fb == NULL) { |
221 | fprintf(stderr, "couldn't init fb: %s\n", main_fb_name); |
222 | exit(1); |
223 | } |
224 | |
225 | g_menuscreen_w = w; |
226 | g_menuscreen_h = h; |
227 | g_menuscreen_ptr = vout_fbdev_flip(main_fb); |
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228 | pl_rearmed_cbs.screen_w = w; |
229 | pl_rearmed_cbs.screen_h = h; |
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230 | |
231 | w = 640; |
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232 | h = 512; |
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233 | layer_fb = vout_fbdev_init(layer_fb_name, &w, &h, 16, 3); |
234 | if (layer_fb == NULL) { |
235 | fprintf(stderr, "couldn't init fb: %s\n", layer_fb_name); |
236 | goto fail0; |
237 | } |
238 | |
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239 | return; |
240 | |
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241 | fail0: |
242 | vout_fbdev_finish(main_fb); |
243 | exit(1); |
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244 | } |
245 | |
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246 | void plat_omap_finish(void) |
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247 | { |
248 | omap_enable_layer(0); |
249 | vout_fbdev_finish(layer_fb); |
250 | vout_fbdev_finish(main_fb); |
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251 | xenv_finish(); |
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252 | } |
253 | |