diff options
Diffstat (limited to 'c/src/libmisc/mw-fb/mw_fb.c')
-rw-r--r-- | c/src/libmisc/mw-fb/mw_fb.c | 137 |
1 files changed, 0 insertions, 137 deletions
diff --git a/c/src/libmisc/mw-fb/mw_fb.c b/c/src/libmisc/mw-fb/mw_fb.c deleted file mode 100644 index c54b113654..0000000000 --- a/c/src/libmisc/mw-fb/mw_fb.c +++ /dev/null @@ -1,137 +0,0 @@ -/* -///////////////////////////////////////////////////////////////////////////// -// $Header$ -// -// Copyright (c) 2000 - Rosimildo da Silva -// -// MODULE DESCRIPTION: -// Wrapper API around the ioctls calls for the Micro FrameBuffer -// interface for Embedded Systems -// -// All functions returns 0 on success. Any other value should be -// decoded as an error. A list of errors will be created over time. -// -// MODIFICATION/HISTORY: -// -// $Log$ -// -///////////////////////////////////////////////////////////////////////////// -*/ - -#include <sys/ioctl.h> -#include <rtems/mw_fb.h> - - -/* - * This function returns the information regarding the display. - * It is called just after the driver be opened to get all needed - * information about the driver. No change in the mode of operation - * of the driver is done with this call. - */ - int ufb_get_screen_info( int fd, struct fb_screeninfo *info ) - { - return ioctl( fd, FB_SCREENINFO, ( void *)info); - } - - - -/* - * Returns the mode of the graphics subsystem - */ - int ufb_get_mode( int fd, int *mode ) - { - struct fb_exec_function exec; - exec.func_no = FB_FUNC_GET_MODE; - exec.param = ( void *)mode; - return ioctl( fd, FB_EXEC_FUNCTION , ( void *)&exec ); - } - - -/* - * Returns the current collor pallete - */ - int ufb_get_palette( int fd, struct fb_cmap *color ) - { - return ioctl( fd, FB_GETPALETTE, ( void *)color ); - } - - -/* - * Set the current collor pallete - */ - int ufb_set_palette( int fd, struct fb_cmap *color ) - { - return ioctl( fd, FB_SETPALETTE, ( void *)color ); - } - -/* - * Does all necessary initialization to put the device in - * graphics mode - */ - int ufb_enter_graphics( int fd, int mode ) - { - struct fb_exec_function exec; - exec.func_no = FB_FUNC_ENTER_GRAPHICS; - exec.param = ( void *)mode; - return ioctl( fd, FB_EXEC_FUNCTION , ( void *)&exec ); - } - - -/* - * Switch the device back to the default mode of operation. - * In most cases it put the device back to plain text mode. - */ - int ufb_exit_graphics( int fd ) - { - struct fb_exec_function exec; - exec.func_no = FB_FUNC_EXIT_GRAPHICS; - exec.param = 0; - return ioctl( fd, FB_EXEC_FUNCTION , ( void *)&exec ); - } - -/* - * Tell the driver that the "virtual buffer" is dirty, and an update - * of it to the real device, maybe a serial/parallel LCD or whatever - * is required - */ - int ufb_buffer_is_dirty( int fd ) - { - struct fb_exec_function exec; - exec.func_no = FB_FUNC_IS_DIRTY; - exec.param = 0; - return ioctl( fd, FB_EXEC_FUNCTION , ( void *)&exec ); - } - - - -/* - * This function maps the physical ( kernel mode ) address of the framebuffer device - * and maps it to the user space address. - */ - int ufb_mmap_to_user_space( int fd, void **fb_addr, void *physical_addr, unsigned long size ) - { - #ifdef __rtems__ - /* RTEMS runs in ring 0, and there is no distinction between - user space and kernel space, so we just return the same - pointer to the caller. - */ - *fb_addr = physical_addr; - return 0; - #else - /* other kernels might want to map it to the user space, - maybe using mmap() - */ - return 0; - #endif - - } - - -/* - * This function unmaps memory of the FB from the user's space - */ - int ufb_unmmap_from_user_space( int fd, void *addr ) - { - return 0; - } - |