X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/43866e378188c25dd1e2208016ab3cbeb086ae6c..8ad349bb6ed4a0be06e34c92be0d98b92e078db4:/pexpert/i386/pe_init.c diff --git a/pexpert/i386/pe_init.c b/pexpert/i386/pe_init.c index dfe65ebaf..4c22bf8e8 100644 --- a/pexpert/i386/pe_init.c +++ b/pexpert/i386/pe_init.c @@ -1,26 +1,31 @@ /* * Copyright (c) 2000 Apple Computer, Inc. All rights reserved. * - * @APPLE_LICENSE_HEADER_START@ + * @APPLE_LICENSE_OSREFERENCE_HEADER_START@ * - * Copyright (c) 1999-2003 Apple Computer, Inc. All Rights Reserved. - * - * 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. Please obtain a copy of the License at - * http://www.opensource.apple.com/apsl/ and read it before using this + * 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. + * + * 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, QUIET ENJOYMENT OR NON-INFRINGEMENT. - * Please see the License for the specific language governing rights and + * + * 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, 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_LICENSE_OSREFERENCE_HEADER_END@ */ /* * file: pe_init.c @@ -44,15 +49,14 @@ extern void pe_identify_machine(void * args); extern void initialize_screen(void *, unsigned int); /* Local references */ -static vm_offset_t mapframebuffer(caddr_t,int); -static vm_offset_t PE_fb_vaddr = 0; static int PE_fb_mode = TEXT_MODE; -static KERNBOOTSTRUCT * PE_kbp = 0; /* 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; @@ -67,15 +71,19 @@ int PE_initialize_console( PE_Video * info, int op ) * Refuse changes from outside pexpert. * The video mode setup by the booter cannot be changed. */ - if ( info && (info == &PE_state.video) ) + if ( info ) { - bootInfo.v_baseAddr = PE_fb_vaddr; + 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; - bootInfo.v_display = PE_fb_mode; bInfo = &bootInfo; + if (info == &PE_state.video) { + bootInfo.v_display = PE_fb_mode; + } else { + bootInfo.v_display = GRAPHICS_MODE; + } } else bInfo = 0; @@ -111,6 +119,9 @@ 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]; @@ -118,51 +129,80 @@ void PE_init_iokit(void) unsigned long value[2]; } DriversPackageProp; + PE_init_kprintf(TRUE); + PE_init_printf(TRUE); + /* * Update the fake device tree with the driver information provided by * the booter. */ - gDriversProp.length = PE_kbp->numBootDrivers * sizeof(DriversPackageProp); + 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'; + } + 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 < PE_kbp->numBootDrivers; i++, prop++ ) + for ( i = 0; i < kap->numBootDrivers; i++, prop++ ) { - switch ( PE_kbp->driverConfig[i].type ) + switch ( kap->driverConfig[i].type ) { case kBootDriverTypeKEXT: - sprintf(prop->name, "Driver-%lx", PE_kbp->driverConfig[i].address); + sprintf(prop->name, "Driver-%lx", kap->driverConfig[i].address); break; case kBootDriverTypeMKEXT: - sprintf(prop->name, "DriversPackage-%lx", PE_kbp->driverConfig[i].address); + sprintf(prop->name, "DriversPackage-%lx", kap->driverConfig[i].address); break; default: - sprintf(prop->name, "DriverBogus-%lx", PE_kbp->driverConfig[i].address); + sprintf(prop->name, "DriverBogus-%lx", kap->driverConfig[i].address); break; } prop->length = sizeof(prop->value); - prop->value[0] = PE_kbp->driverConfig[i].address; - prop->value[1] = PE_kbp->driverConfig[i].size; + prop->value[0] = kap->driverConfig[i].address; + prop->value[1] = kap->driverConfig[i].size; } - *gMemoryMapNode.address = PE_kbp->numBootDrivers + 1; + *((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 int) kalloc(0x2000); + ((boot_args*)PE_state.fakePPCBootArgs)->topOfKernelData = (unsigned long) kalloc(0x2000); /* * Setup the OpenFirmware Device Tree routines @@ -174,13 +214,18 @@ void PE_init_iokit(void) /* * Fetch the CLUT and the noroot image. */ - bcopy( bootClut, appleClut8, sizeof(appleClut8) ); + bcopy( (void *) (uintptr_t) bootClut, (void *) appleClut8, sizeof(appleClut8) ); default_noroot.width = kFailedBootWidth; default_noroot.height = kFailedBootHeight; default_noroot.dx = 0; default_noroot.dy = kFailedBootOffset; default_noroot_data = failedBootPict; + + /* + * Initialize the panic UI + */ + panic_ui_initialize( (unsigned char *) appleClut8 ); /* * Initialize the spinning wheel (progress indicator). @@ -188,26 +233,24 @@ void PE_init_iokit(void) vc_progress_initialize( &default_progress, default_progress_data, (unsigned char *) appleClut8 ); - PE_initialize_console( (PE_Video *) 0, kPEAcquireScreen ); - - (void) StartIOKit( (void*)dt, (void*)PE_state.fakePPCBootArgs, 0, 0); + (void) StartIOKit( (void*)dt, PE_state.bootArgs, 0, 0); } void PE_init_platform(boolean_t vm_initialized, void * args) { if (PE_state.initialized == FALSE) { - PE_kbp = (KERNBOOTSTRUCT *) args; + KernelBootArgs_t *kap = (KernelBootArgs_t *) args; PE_state.initialized = TRUE; PE_state.bootArgs = args; - PE_state.video.v_baseAddr = PE_kbp->video.v_baseAddr; - PE_state.video.v_rowBytes = PE_kbp->video.v_rowBytes; - PE_state.video.v_height = PE_kbp->video.v_height; - PE_state.video.v_width = PE_kbp->video.v_width; - PE_state.video.v_depth = PE_kbp->video.v_depth; - PE_state.video.v_display = PE_kbp->video.v_display; - PE_fb_mode = PE_kbp->graphicsMode; + 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; @@ -220,34 +263,23 @@ void PE_init_platform(boolean_t vm_initialized, void * args) } } - if (!vm_initialized) - { + if (!vm_initialized) + { /* Hack! FIXME.. */ outb(0x21, 0xff); /* Maskout all interrupts Pic1 */ outb(0xa1, 0xff); /* Maskout all interrupts Pic2 */ pe_identify_machine(args); - } - else - { + } + else + { pe_init_debug(); - - PE_create_console(); - } + } } void PE_create_console( void ) { - if ( (PE_fb_vaddr == 0) && (PE_state.video.v_baseAddr != 0) ) - { - PE_fb_vaddr = mapframebuffer((caddr_t) PE_state.video.v_baseAddr, - (PE_fb_mode == TEXT_MODE) ? - /* text mode */ PE_state.video.v_rowBytes : - /* grfx mode */ PE_state.video.v_rowBytes * - PE_state.video.v_height); - } - - if (PE_state.video.v_display) + if ( PE_state.video.v_display ) PE_initialize_console( &PE_state.video, kPEGraphicsMode ); else PE_initialize_console( &PE_state.video, kPETextMode ); @@ -276,13 +308,13 @@ int PE_current_console( PE_Video * info ) return (0); } -void PE_display_icon( unsigned int flags, const char * name ) +void PE_display_icon( __unused unsigned int flags, __unused const char * name ) { if ( default_noroot_data ) vc_display_icon( &default_noroot, default_noroot_data ); } -extern boolean_t PE_get_hotkey( unsigned char key ) +extern boolean_t PE_get_hotkey( __unused unsigned char key ) { return (FALSE); } @@ -321,31 +353,11 @@ void PE_call_timebase_callback(void) if (gTimebaseCallback) gTimebaseCallback(&timebase_freq); } -/* - * map the framebuffer into kernel vm and return the (virtual) - * address. - */ -static vm_offset_t -mapframebuffer( caddr_t physaddr, /* start of framebuffer */ - int length) /* num bytes to map */ -{ - vm_offset_t vmaddr; - - if (physaddr != (caddr_t)trunc_page(physaddr)) - panic("Framebuffer not on page boundary"); - - vmaddr = io_map((vm_offset_t)physaddr, length); - if (vmaddr == 0) - panic("can't alloc VM for framebuffer"); - - return vmaddr; -} - /* * The default (non-functional) PE_poll_input handler. */ static int -PE_stub_poll_input(unsigned int options, char * c) +PE_stub_poll_input(__unused unsigned int options, char * c) { *c = 0xff; return 1; /* 0 for success, 1 for unsupported */ @@ -358,3 +370,6 @@ PE_stub_poll_input(unsigned int options, char * c) */ int (*PE_poll_input)(unsigned int options, char * c) = PE_stub_poll_input; + + +