X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/378393581903b274cb7a4d18e0d978071a6b592d..6d2010ae8f7a6078e10b361c6962983bab233e0f:/pexpert/i386/pe_init.c diff --git a/pexpert/i386/pe_init.c b/pexpert/i386/pe_init.c index 89d90db7f..fc29c1a65 100644 --- a/pexpert/i386/pe_init.c +++ b/pexpert/i386/pe_init.c @@ -1,23 +1,29 @@ /* - * Copyright (c) 2000 Apple Computer, Inc. All rights reserved. + * Copyright (c) 2000-2006 Apple Computer, Inc. All rights reserved. * - * @APPLE_LICENSE_HEADER_START@ + * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ * - * The contents of this file constitute Original Code as defined in and - * are subject to the Apple Public Source License Version 1.1 (the - * "License"). You may not use this file except in compliance with the - * License. Please obtain a copy of the License at - * http://www.apple.com/publicsource and read it before using this file. + * This file contains Original Code and/or Modifications of Original Code + * as defined in and that are subject to the Apple Public Source License + * Version 2.0 (the 'License'). You may not use this file except in + * compliance with the License. The rights granted to you under the License + * may not be used to create, or enable the creation or redistribution of, + * unlawful or unlicensed copies of an Apple operating system, or to + * circumvent, violate, or enable the circumvention or violation of, any + * terms of an Apple operating system software license agreement. * - * This Original Code and all software distributed under the License are - * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER + * Please obtain a copy of the License at + * http://www.opensource.apple.com/apsl/ and read it before using this file. + * + * The Original Code and all software distributed under the License are + * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the - * License for the specific language governing rights and limitations - * under the License. + * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. + * Please see the License for the specific language governing rights and + * limitations under the License. * - * @APPLE_LICENSE_HEADER_END@ + * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ */ /* * file: pe_init.c @@ -25,82 +31,62 @@ */ #include #include +#include #include #include #include #include #include #include +#include -#include "fakePPCStructs.h" -#include "fakePPCDeviceTree.h" #include "boot_images.h" /* extern references */ extern void pe_identify_machine(void * args); -extern void initialize_screen(void *, unsigned int); - -/* Local references */ -static int PE_fb_mode = TEXT_MODE; /* private globals */ PE_state_t PE_state; -dt_data gMemoryMapNode; -dt_data gDriversProp; -dt_data gRootpathProp; -dt_data gCompatibleProp; /* Clock Frequency Info */ clock_frequency_info_t gPEClockFrequencyInfo; +void *gPEEFISystemTable; +void *gPEEFIRuntimeServices; + int PE_initialize_console( PE_Video * info, int op ) { static int last_console = -1; - Boot_Video bootInfo; - Boot_Video * bInfo; - /* - * Refuse changes from outside pexpert. - * The video mode setup by the booter cannot be changed. - */ - if ( info ) - { - bootInfo.v_baseAddr = info->v_baseAddr; - bootInfo.v_rowBytes = info->v_rowBytes; - bootInfo.v_width = info->v_width; - bootInfo.v_height = info->v_height; - bootInfo.v_depth = info->v_depth; - bInfo = &bootInfo; - if (info == &PE_state.video) { - bootInfo.v_display = PE_fb_mode; - } else { - bootInfo.v_display = GRAPHICS_MODE; - } + if (info) { + info->v_offset = 0; + info->v_length = 0; + info->v_display = GRAPHICS_MODE; } - else - bInfo = 0; switch ( op ) { case kPEDisableScreen: - initialize_screen((void *) bInfo, op); -#ifdef FIXME - last_console = switch_to_serial_console(); -#endif + initialize_screen(info, op); kprintf("kPEDisableScreen %d\n", last_console); + if (!console_is_serial()) + last_console = switch_to_serial_console(); break; case kPEEnableScreen: - initialize_screen((void *) bInfo, op); + initialize_screen(info, op); + if (info) PE_state.video = *info; kprintf("kPEEnableScreen %d\n", last_console); -#ifdef FIXME if( last_console != -1) switch_to_old_console( last_console); -#endif break; + case kPEBaseAddressChange: + if (info) PE_state.video = *info; + /* fall thru */ + default: - initialize_screen((void *) bInfo, op); + initialize_screen(info, op); break; } @@ -109,11 +95,7 @@ int PE_initialize_console( PE_Video * info, int op ) void PE_init_iokit(void) { - long * dt; - int i; - KernelBootArgs_t *kap = (KernelBootArgs_t *)PE_state.bootArgs; enum { kMaxBootVar = 128 }; - char *rdValue, *platformValue; typedef struct { char name[32]; @@ -121,98 +103,52 @@ void PE_init_iokit(void) unsigned long value[2]; } DriversPackageProp; + boolean_t bootClutInitialized = FALSE; + boolean_t norootInitialized = FALSE; + DTEntry entry; + unsigned int size; + uint32_t *map; + boot_progress_element *bootPict; + PE_init_kprintf(TRUE); PE_init_printf(TRUE); + kprintf("Kernel boot args: '%s'\n", PE_boot_args()); + /* - * Update the fake device tree with the driver information provided by - * the booter. + * Fetch the CLUT and the noroot image. */ - gDriversProp.length = kap->numBootDrivers * sizeof(DriversPackageProp); - gMemoryMapNode.length = 2 * sizeof(long); - - rdValue = kalloc(kMaxBootVar); - if ( PE_parse_boot_arg("rd", rdValue) ) { - if (*rdValue == '*') { - gRootpathProp.address = (rdValue + 1); - } else { - gRootpathProp.address = rdValue; - } - strcat(rdValue, ","); - } else { - gRootpathProp.address = rdValue; - rdValue[0] = '\0'; + if( kSuccess == DTLookupEntry(NULL, "/chosen/memory-map", &entry)) { + if( kSuccess == DTGetProperty(entry, "BootCLUT", (void **) &map, &size)) { + if (sizeof(appleClut8) <= map[1]) { + bcopy( (void *)ml_static_ptovirt(map[0]), appleClut8, sizeof(appleClut8) ); + bootClutInitialized = TRUE; + } + } + + if( kSuccess == DTGetProperty(entry, "Pict-FailedBoot", (void **) &map, &size)) { + bootPict = (boot_progress_element *) ml_static_ptovirt(map[0]); + default_noroot.width = bootPict->width; + default_noroot.height = bootPict->height; + default_noroot.dx = 0; + default_noroot.dy = bootPict->yOffset; + default_noroot_data = &bootPict->data[0]; + norootInitialized = TRUE; + } } - strcat(rdValue, kap->bootFile); - gRootpathProp.length = strlen(rdValue) + 1; - - platformValue = kalloc(kMaxBootVar); - if ( ! PE_parse_boot_arg("platform", platformValue) ) { - strcpy(platformValue, kDefaultPlatformName); - } - gCompatibleProp.address = platformValue; - gCompatibleProp.length = strlen(platformValue) + 1; - - dt = (long *) createdt( fakePPCDeviceTree, - &((boot_args*)PE_state.fakePPCBootArgs)->deviceTreeLength ); - - kfree(rdValue, kMaxBootVar); - kfree(platformValue, kMaxBootVar); - - - if ( dt ) - { - DriversPackageProp * prop = (DriversPackageProp *) gDriversProp.address; - - /* Copy driver info in kernBootStruct to fake device tree */ - - for ( i = 0; i < kap->numBootDrivers; i++, prop++ ) - { - switch ( kap->driverConfig[i].type ) - { - case kBootDriverTypeKEXT: - sprintf(prop->name, "Driver-%lx", kap->driverConfig[i].address); - break; - - case kBootDriverTypeMKEXT: - sprintf(prop->name, "DriversPackage-%lx", kap->driverConfig[i].address); - break; - - default: - sprintf(prop->name, "DriverBogus-%lx", kap->driverConfig[i].address); - break; - } - prop->length = sizeof(prop->value); - prop->value[0] = kap->driverConfig[i].address; - prop->value[1] = kap->driverConfig[i].size; - } - - *((long *)gMemoryMapNode.address) = kap->numBootDrivers + 1; - } - - /* Setup powermac_info and powermac_machine_info structures */ - - ((boot_args*)PE_state.fakePPCBootArgs)->deviceTreeP = (unsigned long *) dt; - ((boot_args*)PE_state.fakePPCBootArgs)->topOfKernelData = (unsigned long) kalloc(0x2000); - - /* - * Setup the OpenFirmware Device Tree routines - * so the console can be found and the right I/O space - * can be used.. - */ - DTInit(dt); - /* - * Fetch the CLUT and the noroot image. - */ + if (!bootClutInitialized) { bcopy( (void *) (uintptr_t) bootClut, (void *) appleClut8, sizeof(appleClut8) ); + } + if (!norootInitialized) { default_noroot.width = kFailedBootWidth; default_noroot.height = kFailedBootHeight; default_noroot.dx = 0; default_noroot.dy = kFailedBootOffset; default_noroot_data = failedBootPict; + } /* * Initialize the panic UI @@ -225,53 +161,45 @@ void PE_init_iokit(void) vc_progress_initialize( &default_progress, default_progress_data, (unsigned char *) appleClut8 ); - (void) StartIOKit( (void*)dt, PE_state.bootArgs, 0, 0); + (void) StartIOKit( PE_state.deviceTreeHead, PE_state.bootArgs, gPEEFIRuntimeServices, NULL); } -void PE_init_platform(boolean_t vm_initialized, void * args) +void PE_init_platform(boolean_t vm_initialized, void * _args) { - if (PE_state.initialized == FALSE) - { - KernelBootArgs_t *kap = (KernelBootArgs_t *) args; + boot_args *args = (boot_args *)_args; + if (PE_state.initialized == FALSE) { PE_state.initialized = TRUE; - PE_state.bootArgs = args; - PE_state.video.v_baseAddr = kap->video.v_baseAddr; - PE_state.video.v_rowBytes = kap->video.v_rowBytes; - PE_state.video.v_height = kap->video.v_height; - PE_state.video.v_width = kap->video.v_width; - PE_state.video.v_depth = kap->video.v_depth; - PE_state.video.v_display = kap->video.v_display; - PE_fb_mode = kap->graphicsMode; - PE_state.fakePPCBootArgs = (boot_args *)&fakePPCBootArgs; - ((boot_args *)PE_state.fakePPCBootArgs)->machineType = 386; - - if (PE_fb_mode == TEXT_MODE) - { - /* Force a text display if the booter did not setup a - * VESA frame buffer. - */ - PE_state.video.v_display = 0; - } + + // New EFI-style + PE_state.bootArgs = _args; + PE_state.deviceTreeHead = (void *) ml_static_ptovirt(args->deviceTreeP); + PE_state.video.v_baseAddr = args->Video.v_baseAddr; // remains physical address + PE_state.video.v_rowBytes = args->Video.v_rowBytes; + PE_state.video.v_width = args->Video.v_width; + PE_state.video.v_height = args->Video.v_height; + PE_state.video.v_depth = args->Video.v_depth; + PE_state.video.v_display = args->Video.v_display; + strlcpy(PE_state.video.v_pixelFormat, "PPPPPPPP", + sizeof(PE_state.video.v_pixelFormat)); } - if (!vm_initialized) - { - /* Hack! FIXME.. */ - outb(0x21, 0xff); /* Maskout all interrupts Pic1 */ - outb(0xa1, 0xff); /* Maskout all interrupts Pic2 */ - + if (!vm_initialized) { + + if (PE_state.deviceTreeHead) { + DTInit(PE_state.deviceTreeHead); + } + pe_identify_machine(args); - } - else - { + } else { pe_init_debug(); } + } void PE_create_console( void ) { - if ( PE_state.video.v_display ) + if ( PE_state.video.v_display == GRAPHICS_MODE ) PE_initialize_console( &PE_state.video, kPEGraphicsMode ); else PE_initialize_console( &PE_state.video, kPETextMode ); @@ -281,22 +209,6 @@ int PE_current_console( PE_Video * info ) { *info = PE_state.video; - if ( PE_fb_mode == TEXT_MODE ) - { - /* - * FIXME: Prevent the IOBootFrameBuffer from starting up - * when we are in Text mode. - */ - info->v_baseAddr = 0; - - /* - * Scale the size of the text screen from characters - * to pixels. - */ - info->v_width *= 8; // CHARWIDTH - info->v_height *= 16; // CHARHEIGHT - } - return (0); } @@ -306,7 +218,8 @@ void PE_display_icon( __unused unsigned int flags, __unused const char * name ) vc_display_icon( &default_noroot, default_noroot_data ); } -extern boolean_t PE_get_hotkey( __unused unsigned char key ) +boolean_t +PE_get_hotkey(__unused unsigned char key) { return (FALSE); } @@ -363,5 +276,8 @@ PE_stub_poll_input(__unused unsigned int options, char * c) int (*PE_poll_input)(unsigned int options, char * c) = PE_stub_poll_input; - - +boolean_t +PE_reboot_on_panic(void) +{ + return FALSE; +}