1/* 2 * Copyright (c) 2002, Thomas Kurschel 3 * Distributed under the terms of the MIT License. 4 */ 5 6/*! 7 Contains entry point to get public functions. 8 (directly copied from sample driver) 9*/ 10 11#include "generic.h" 12 13/* 14 15The standard entry point. Given a uint32 feature identifier, this routine 16returns a pointer to the function that implements the feature. Some features 17require more information than just the identifier to select the proper 18function. The extra information (which is specific to the feature) is 19pointed at by the void *data parameter. By default, no extra information 20is available. Any extra information available to choose the function will be 21noted on a case by case below. 22 23*/ 24void * 25get_accelerant_hook(uint32 feature, void *data) 26{ 27 (void)data; 28 29 switch (feature) { 30/* 31These definitions are out of pure lazyness. 32*/ 33#define HOOK(x) case B_##x: return (void *)x 34#define ZERO(x) case B_##x: return (void *)0 35 36/* 37One of either B_INIT_ACCELERANT or B_CLONE_ACCELERANT will be requested and 38subsequently called before any other hook is requested. All other feature 39hook selections can be predicated on variables assigned during the accelerant 40initialization process. 41*/ 42 /* initialization */ 43 HOOK(INIT_ACCELERANT); 44 HOOK(CLONE_ACCELERANT); 45 46 HOOK(ACCELERANT_CLONE_INFO_SIZE); 47 HOOK(GET_ACCELERANT_CLONE_INFO); 48 HOOK(UNINIT_ACCELERANT); 49 HOOK(GET_ACCELERANT_DEVICE_INFO); 50 HOOK(ACCELERANT_RETRACE_SEMAPHORE); 51 52 /* mode configuration */ 53 HOOK(ACCELERANT_MODE_COUNT); 54 HOOK(GET_MODE_LIST); 55 HOOK(PROPOSE_DISPLAY_MODE); 56 HOOK(SET_DISPLAY_MODE); 57 HOOK(GET_DISPLAY_MODE); 58 HOOK(GET_FRAME_BUFFER_CONFIG); 59 HOOK(GET_PIXEL_CLOCK_LIMITS); 60 HOOK(MOVE_DISPLAY); 61 HOOK(SET_INDEXED_COLORS); 62 //HOOK(GET_TIMING_CONSTRAINTS); 63#ifdef __HAIKU__ 64 case B_GET_PREFERRED_DISPLAY_MODE: 65 return (void*)radeon_get_preferred_display_mode; 66 case B_GET_EDID_INFO: 67 return (void*)radeon_get_edid_info; 68#endif 69 70 HOOK(DPMS_CAPABILITIES); 71 HOOK(DPMS_MODE); 72 HOOK(SET_DPMS_MODE); 73 74 /* cursor managment */ 75// TODO: fix 76// HOOK(SET_CURSOR_SHAPE); 77// HOOK(MOVE_CURSOR); 78// HOOK(SHOW_CURSOR); 79 80 /* synchronization */ 81 HOOK(ACCELERANT_ENGINE_COUNT); 82 HOOK(ACQUIRE_ENGINE); 83 HOOK(RELEASE_ENGINE); 84 HOOK(WAIT_ENGINE_IDLE); 85 HOOK(GET_SYNC_TOKEN); 86 HOOK(SYNC_TO_TOKEN); 87 88/* 89When requesting an acceleration hook, the calling application provides a 90pointer to the display_mode for which the acceleration function will be used. 91Depending on the engine architecture, you may choose to provide a different 92function to be used with each bit-depth. In the sample driver we return 93the same function all the time. 94*/ 95 /* 2D acceleration */ 96 HOOK(SCREEN_TO_SCREEN_BLIT); 97 HOOK(FILL_RECTANGLE); 98 HOOK(INVERT_RECTANGLE); 99 HOOK(FILL_SPAN); 100 101 // overlay 102 HOOK(OVERLAY_COUNT); 103 HOOK(OVERLAY_SUPPORTED_SPACES); 104 HOOK(OVERLAY_SUPPORTED_FEATURES); 105 HOOK(ALLOCATE_OVERLAY_BUFFER); 106 HOOK(RELEASE_OVERLAY_BUFFER); 107 HOOK(GET_OVERLAY_CONSTRAINTS); 108 HOOK(ALLOCATE_OVERLAY); 109 HOOK(RELEASE_OVERLAY); 110 HOOK(CONFIGURE_OVERLAY); 111#undef HOOK 112#undef ZERO 113 } 114 115 return NULL; 116} 117