1/* 2 * Copyright 2008-2010, Fran��ois Revol, revol@free.fr. All rights reserved. 3 * Copyright 2004-2007, Axel D��rfler, axeld@pinc-software.de. 4 * Distributed under the terms of the MIT License. 5 */ 6 7 8#include "nextrom.h" 9#include "video.h" 10#include "mmu.h" 11//#include "images.h" 12 13#include <algorithm> 14 15#include <arch/cpu.h> 16#include <boot/stage2.h> 17#include <boot/platform.h> 18#include <boot/menu.h> 19#include <boot/kernel_args.h> 20#include <boot/platform/generic/video.h> 21#include <util/list.h> 22#include <drivers/driver_settings.h> 23#include <GraphicsDefs.h> 24 25#include <stdio.h> 26#include <stdlib.h> 27#include <string.h> 28 29 30#define TRACE_VIDEO 31#ifdef TRACE_VIDEO 32# define TRACE(x) dprintf x 33#else 34# define TRACE(x) ; 35#endif 36 37 38// #pragma mark - 39 40 41bool 42video_mode_hook(Menu *menu, MenuItem *item) 43{ 44 return true; 45} 46 47 48Menu * 49video_mode_menu() 50{ 51 Menu *menu = new(nothrow) Menu(CHOICE_MENU, "Select Video Mode"); 52 MenuItem *item; 53 54 menu->AddItem(item = new(nothrow) MenuItem("Default")); 55 item->SetMarked(true); 56 item->Select(true); 57 item->SetHelpText("The Default video mode is the one currently configured " 58 "in the system. If there is no mode configured yet, a viable mode will " 59 "be chosen automatically."); 60 61 //menu->AddItem(new(nothrow) MenuItem("Standard VGA")); 62 63 menu->AddSeparatorItem(); 64 menu->AddItem(item = new(nothrow) MenuItem("Return to main menu")); 65 item->SetType(MENU_ITEM_NO_CHOICE); 66 67 return menu; 68} 69 70 71void 72platform_blit4(addr_t frameBuffer, const uint8 *data, 73 uint16 width, uint16 height, uint16 imageWidth, uint16 left, uint16 top) 74{ 75 if (!data) 76 return; 77} 78 79 80extern "C" void 81platform_set_palette(const uint8 *palette) 82{ 83} 84 85 86// #pragma mark - 87 88 89extern "C" void 90platform_switch_to_logo(void) 91{ 92 // in debug mode, we'll never show the logo 93 if ((platform_boot_options() & BOOT_OPTION_DEBUG_OUTPUT) != 0) 94 return; 95 96 // I believe we should use mg->km_coni.fb_num but turbo color has 0 here !? 97 char fb_num = KM_CON_FRAMEBUFFER; 98 99 gKernelArgs.frame_buffer.width = mg->km_coni.dspy_w; 100 gKernelArgs.frame_buffer.height = mg->km_coni.dspy_h; 101 gKernelArgs.frame_buffer.bytes_per_row = mg->km_coni.bytes_per_scanline; 102 // we fake 2bpp as 4bpp for simplicity 103 gKernelArgs.frame_buffer.depth = 104 std::max(4, 32 / mg->km_coni.pixels_per_word); 105 gKernelArgs.frame_buffer.physical_buffer.size = 106 mg->km_coni.map_addr[fb_num].size; 107 gKernelArgs.frame_buffer.physical_buffer.start = 108 mg->km_coni.map_addr[fb_num].phys_addr; 109 110 //TODO: pass a custom color_space in the KMessage? 111 112 gKernelArgs.frame_buffer.enabled = true; 113 video_display_splash(mg->km_coni.map_addr[fb_num].virt_addr); 114} 115 116 117extern "C" void 118platform_switch_to_text_mode(void) 119{ 120 if (!gKernelArgs.frame_buffer.enabled) { 121 return; 122 } 123 124 gKernelArgs.frame_buffer.enabled = false; 125} 126 127 128extern "C" status_t 129platform_init_video(void) 130{ 131 gKernelArgs.frame_buffer.enabled = false; 132 133 return B_OK; 134} 135 136