1 /* 2 * Copyright 2009, Johannes Wischert 3 * Distributed under the terms of the MIT License. 4 */ 5 6 7 #include "video.h" 8 9 #include <arch/cpu.h> 10 #include <boot/stage2.h> 11 #include <boot/platform.h> 12 #include <boot/menu.h> 13 #include <boot/kernel_args.h> 14 #include <boot/platform/generic/video.h> 15 #include <util/list.h> 16 #include <drivers/driver_settings.h> 17 18 #include <stdio.h> 19 #include <stdlib.h> 20 #include <string.h> 21 22 #include "arch_framebuffer.h" 23 24 25 ArchFramebuffer *gFramebuffer = NULL; 26 27 28 // #pragma mark - 29 30 31 bool 32 video_mode_hook(Menu *menu, MenuItem *item) 33 { 34 return true; 35 } 36 37 38 Menu * 39 video_mode_menu() 40 { 41 Menu *menu = new(nothrow) Menu(CHOICE_MENU, "Select Video Mode"); 42 MenuItem *item; 43 44 menu->AddItem(item = new(nothrow) MenuItem("Default")); 45 item->SetMarked(true); 46 item->Select(true); 47 item->SetHelpText("The Default video mode is the one currently configured " 48 "in the system. If there is no mode configured yet, a viable mode will " 49 "be chosen automatically."); 50 51 52 menu->AddSeparatorItem(); 53 menu->AddItem(item = new(nothrow) MenuItem("Return to main menu")); 54 item->SetType(MENU_ITEM_NO_CHOICE); 55 56 return menu; 57 } 58 59 60 // #pragma mark - 61 62 63 extern "C" void 64 platform_set_palette(const uint8 *palette) 65 { 66 } 67 68 69 extern "C" void 70 platform_blit4(addr_t frameBuffer, const uint8 *data, uint16 width, 71 uint16 height, uint16 imageWidth, uint16 left, uint16 top) 72 { 73 } 74 75 76 extern "C" void 77 platform_switch_to_logo(void) 78 { 79 // in debug mode, we'll never show the logo 80 if ((platform_boot_options() & BOOT_OPTION_DEBUG_OUTPUT) != 0) 81 return; 82 83 status_t err; 84 85 if (gFramebuffer != NULL) { 86 err = gFramebuffer->SetDefaultMode(); 87 if (err < B_OK) { 88 ERROR("Framebuffer SetDefaultMode failed!\n"); 89 return; 90 } 91 92 err = video_display_splash(gFramebuffer->Base()); 93 } 94 } 95 96 97 extern "C" void 98 platform_switch_to_text_mode(void) 99 { 100 } 101 102 103 extern "C" status_t 104 platform_init_video(void) 105 { 106 107 #warning TODO: Fix u-boot arm framebuffer location from fdt! 108 #ifdef __ARM__ 109 #if defined(BOARD_CPU_ARM920T) 110 extern ArchFramebuffer *arch_get_fb_arm_920(addr_t base); 111 gFramebuffer = arch_get_fb_arm_920(0x88000000); 112 #elif defined(BOARD_CPU_BCM2835) || defined(BOARD_CPU_BCM2836) 113 extern ArchFramebuffer *arch_get_fb_arm_bcm2835(addr_t base); 114 // BCM2835/BCM2836 gets their framebuffer base from a Mailbox 115 gFramebuffer = arch_get_fb_arm_bcm2835(0x0); 116 #elif defined(BOARD_CPU_OMAP3) 117 extern ArchFramebuffer *arch_get_fb_arm_omap3(addr_t base); 118 gFramebuffer = arch_get_fb_arm_omap3(FB_BASE); 119 #elif defined(BOARD_CPU_PXA270) 120 ArchFramebuffer *arch_get_fb_arm_pxa270(addr_t base); 121 gFramebuffer = arch_get_fb_arm_pxa270(0xA3000000); 122 #endif 123 #endif 124 125 if (gFramebuffer == NULL) { 126 ERROR("No framebuffer device found!\n"); 127 return B_ERROR; 128 } 129 130 status_t result = gFramebuffer->Probe(); 131 if (result != B_OK) 132 return result; 133 134 gFramebuffer->Init(); 135 if (result != B_OK) 136 return result; 137 138 return B_OK; 139 } 140