| /* |
| * SDL - Simple DirectMedia Layer |
| * CELL BE Support for PS3 Framebuffer |
| * Copyright (C) 2008, 2009 International Business Machines Corporation |
| * |
| * This library is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU Lesser General Public License as published |
| * by the Free Software Foundation; either version 2.1 of the License, or |
| * (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, but |
| * WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public |
| * License along with this library; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 |
| * USA |
| * |
| * Martin Lowinski <lowinski [at] de [dot] ibm [ibm] com> |
| * Dirk Herrendoerfer <d.herrendoerfer [at] de [dot] ibm [dot] com> |
| * SPE code based on research by: |
| * Rene Becker |
| * Thimo Emmerich |
| */ |
| |
| #include "SDL_config.h" |
| #include "../SDL_sysvideo.h" |
| #include "SDL_mouse.h" |
| #include "SDL_mutex.h" |
| #include "spulibs/spu_common.h" |
| |
| #include <libspe2.h> |
| #include <pthread.h> |
| #include <linux/types.h> |
| #include <linux/fb.h> |
| #include <asm/ps3fb.h> |
| #include <linux/vt.h> |
| #include <termios.h> |
| |
| #ifndef _SDL_ps3video_h |
| #define _SDL_ps3video_h |
| |
| /* Debugging |
| * 0: No debug messages |
| * 1: Video debug messages |
| * 2: SPE debug messages |
| * 3: Memory adresses |
| */ |
| #define DEBUG_LEVEL 0 |
| |
| #ifdef DEBUG_LEVEL |
| #define deprintf( level, fmt, args... ) \ |
| do \ |
| { \ |
| if ( (unsigned)(level) <= DEBUG_LEVEL ) \ |
| { \ |
| fprintf( stdout, fmt, ##args ); \ |
| fflush( stdout ); \ |
| } \ |
| } while ( 0 ) |
| #else |
| #define deprintf( level, fmt, args... ) |
| #endif |
| |
| /* Framebuffer device */ |
| #define PS3_DEV_FB "/dev/fb0" |
| |
| /* Hidden "this" pointer for the video functions */ |
| #define _THIS SDL_VideoDevice * this |
| |
| /* SPU thread data */ |
| typedef struct spu_data { |
| spe_context_ptr_t ctx; |
| pthread_t thread; |
| spe_program_handle_t program; |
| char * program_name; |
| unsigned int booted; |
| unsigned int keepalive; |
| unsigned int entry; |
| int error_code; |
| void * argp; |
| } spu_data_t; |
| |
| /* Private video driver data needed for Cell support */ |
| struct SDL_PrivateVideoData |
| { |
| const char * const fb_dev_name; /* FB-device name */ |
| int fb_dev_fd; /* Descriptor-handle for fb_dev_name */ |
| uint8_t * frame_buffer; /* mmap'd access to fbdev */ |
| |
| /* SPE threading stuff */ |
| spu_data_t * fb_thread_data; |
| spu_data_t * scaler_thread_data; |
| spu_data_t * converter_thread_data; |
| |
| /* screeninfo (from linux/fb.h) */ |
| struct fb_fix_screeninfo fb_finfo; |
| struct fb_var_screeninfo fb_vinfo; |
| struct fb_var_screeninfo fb_orig_vinfo; |
| |
| /* screeninfo (from asm/ps3fb.h) */ |
| struct ps3fb_ioctl_res res; |
| |
| unsigned int double_buffering; |
| uint32_t real_width; // real width of screen |
| uint32_t real_height; // real height of screen |
| |
| uint32_t s_fb_pixel_size; // 32: 4 24: 3 16: 2 15: 2 |
| uint32_t fb_bits_per_pixel; // 32: 32 24: 24 16: 16 15: 15 |
| |
| uint32_t config_count; |
| |
| uint32_t s_input_line_length; // precalculated: input_width * fb_pixel_size |
| uint32_t s_bounded_input_width; // width of input (bounded by writeable width) |
| uint32_t s_bounded_input_height;// height of input (bounded by writeable height) |
| uint32_t s_bounded_input_width_offset; // offset from the left side (used for centering) |
| uint32_t s_bounded_input_height_offset; // offset from the upper side (used for centering) |
| uint32_t s_writeable_width; // width of screen which is writeable |
| uint32_t s_writeable_height; // height of screen which is writeable |
| |
| uint8_t * s_center[2]; // where to begin writing our image (centered?) |
| uint32_t s_center_index; |
| |
| volatile void * s_pixels __attribute__((aligned(128))); |
| |
| /* Framebuffer data */ |
| volatile struct fb_writer_parms_t * fb_parms __attribute__((aligned(128))); |
| }; |
| |
| #define fb_dev_name (this->hidden->fb_dev_name) |
| #define fb_dev_fd (this->hidden->fb_dev_fd) |
| #define frame_buffer (this->hidden->frame_buffer) |
| #define fb_thread_data (this->hidden->fb_thread_data) |
| #define scaler_thread_data (this->hidden->scaler_thread_data) |
| #define converter_thread_data (this->hidden->converter_thread_data) |
| #define fb_parms (this->hidden->fb_parms) |
| #define SDL_nummodes (this->hidden->SDL_nummodes) |
| #define SDL_modelist (this->hidden->SDL_modelist) |
| #define SDL_videomode (this->hidden->SDL_videomode) |
| #define fb_finfo (this->hidden->fb_finfo) |
| #define fb_vinfo (this->hidden->fb_vinfo) |
| #define fb_orig_vinfo (this->hidden->fb_orig_vinfo) |
| #define res (this->hidden->res) |
| #define double_buffering (this->hidden->double_buffering) |
| #define real_width (this->hidden->real_width) |
| #define real_height (this->hidden->real_height) |
| #define s_fb_pixel_size (this->hidden->s_fb_pixel_size) |
| #define fb_bits_per_pixel (this->hidden->fb_bits_per_pixel) |
| #define config_count (this->hidden->config_count) |
| #define s_input_line_length (this->hidden->s_input_line_length) |
| #define s_bounded_input_width (this->hidden->s_bounded_input_width) |
| #define s_bounded_input_height (this->hidden->s_bounded_input_height) |
| #define s_bounded_input_width_offset (this->hidden->s_bounded_input_width_offset) |
| #define s_bounded_input_height_offset (this->hidden->s_bounded_input_height_offset) |
| #define s_writeable_width (this->hidden->s_writeable_width) |
| #define s_writeable_height (this->hidden->s_writeable_height) |
| #define s_center (this->hidden->s_center) |
| #define s_center_index (this->hidden->s_center_index) |
| #define s_pixels (this->hidden->s_pixels) |
| |
| #endif /* _SDL_ps3video_h */ |
| |
| |