X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/0c530ab8987f0ae6a1a3d9284f40182b88852816..b7266188b87f3620ec3f9f717e57194a7dd989fe:/osfmk/device/iokit_rpc.c diff --git a/osfmk/device/iokit_rpc.c b/osfmk/device/iokit_rpc.c index 20622aa84..5990a3e5c 100644 --- a/osfmk/device/iokit_rpc.c +++ b/osfmk/device/iokit_rpc.c @@ -1,23 +1,29 @@ /* - * Copyright (c) 2000-2004 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@ */ #include #include @@ -29,7 +35,7 @@ #include #include #include -#include +//#include #include #include /* spl definitions */ @@ -60,7 +66,7 @@ #ifdef __ppc__ #include #endif -#ifdef __i386 +#if defined(__i386__) || defined(__x86_64__) #include #endif #include @@ -91,6 +97,44 @@ iokit_client_memory_for_type( extern ppnum_t IOGetLastPageNumber(void); +/* + * Functions imported by iokit:IOUserClient.cpp + */ + +extern ipc_port_t iokit_alloc_object_port( io_object_t obj, + ipc_kobject_type_t type ); + +extern kern_return_t iokit_destroy_object_port( ipc_port_t port ); + +extern mach_port_name_t iokit_make_send_right( task_t task, + io_object_t obj, ipc_kobject_type_t type ); + +extern kern_return_t iokit_mod_send_right( task_t task, mach_port_name_t name, mach_port_delta_t delta ); + +extern io_object_t iokit_lookup_connect_ref(io_object_t clientRef, ipc_space_t task); + +extern io_object_t iokit_lookup_connect_ref_current_task(io_object_t clientRef); + +extern void iokit_retain_port( ipc_port_t port ); +extern void iokit_release_port( ipc_port_t port ); +extern void iokit_release_port_send( ipc_port_t port ); + +extern kern_return_t iokit_switch_object_port( ipc_port_t port, io_object_t obj, ipc_kobject_type_t type ); + +/* + * Functions imported by iokit:IOMemoryDescriptor.cpp + */ + +extern kern_return_t IOMapPages(vm_map_t map, mach_vm_address_t va, mach_vm_address_t pa, + mach_vm_size_t length, unsigned int mapFlags); + +extern kern_return_t IOUnmapPages(vm_map_t map, mach_vm_address_t va, mach_vm_size_t length); + +extern kern_return_t IOProtectCacheMode(vm_map_t map, mach_vm_address_t va, + mach_vm_size_t length, unsigned int options); + +extern unsigned int IODefaultCacheBits(addr64_t pa); + /* * Lookup a device by its port. * Doesn't consume the naked send right; produces a device reference. @@ -144,11 +188,11 @@ iokit_lookup_connect_ref(io_object_t connectRef, ipc_space_t space) { io_object_t obj = NULL; - if (connectRef && MACH_PORT_VALID((mach_port_name_t)connectRef)) { + if (connectRef && MACH_PORT_VALID(CAST_MACH_PORT_TO_NAME(connectRef))) { ipc_port_t port; kern_return_t kr; - kr = ipc_object_translate(space, (mach_port_name_t)connectRef, MACH_PORT_RIGHT_SEND, (ipc_object_t *)&port); + kr = ipc_object_translate(space, CAST_MACH_PORT_TO_NAME(connectRef), MACH_PORT_RIGHT_SEND, (ipc_object_t *)&port); if (kr == KERN_SUCCESS) { assert(IP_VALID(port)); @@ -183,6 +227,12 @@ iokit_release_port( ipc_port_t port ) ipc_port_release( port ); } +EXTERN void +iokit_release_port_send( ipc_port_t port ) +{ + ipc_port_release_send( port ); +} + /* * Get the port for a device. * Consumes a device reference; produces a naked send right. @@ -231,10 +281,6 @@ iokit_make_connect_port( return( sendPort); } - -EXTERN ipc_port_t -iokit_alloc_object_port( io_object_t obj, ipc_kobject_type_t type ); - int gIOKitPortCount; EXTERN ipc_port_t @@ -338,7 +384,7 @@ iokit_no_senders( mach_no_senders_notification_t * notification ) { ipc_port_t port; io_object_t obj = NULL; - ipc_kobject_type_t type; + ipc_kobject_type_t type = IKOT_NONE; ipc_port_t notify; port = (ipc_port_t) notification->not_header.msgh_remote_port; @@ -389,7 +435,7 @@ iokit_notify( mach_msg_header_t * msg ) case MACH_NOTIFY_SEND_ONCE: case MACH_NOTIFY_DEAD_NAME: default: - printf("iokit_notify: strange notification %ld\n", msg->msgh_id); + printf("iokit_notify: strange notification %d\n", msg->msgh_id); return FALSE; } } @@ -397,8 +443,7 @@ iokit_notify( mach_msg_header_t * msg ) /* need to create a pmap function to generalize */ unsigned int IODefaultCacheBits(addr64_t pa) { - - return(pmap_cache_attributes(pa >> PAGE_SHIFT)); + return(pmap_cache_attributes((ppnum_t)(pa >> PAGE_SHIFT))); } kern_return_t IOMapPages(vm_map_t map, mach_vm_address_t va, mach_vm_address_t pa, @@ -450,9 +495,13 @@ kern_return_t IOUnmapPages(vm_map_t map, mach_vm_address_t va, mach_vm_size_t le return( KERN_SUCCESS ); } -kern_return_t IOProtectCacheMode(vm_map_t map, mach_vm_address_t va, - mach_vm_size_t length, unsigned int options) +kern_return_t IOProtectCacheMode(vm_map_t __unused map, mach_vm_address_t __unused va, + mach_vm_size_t __unused length, unsigned int __unused options) { +#if __ppc__ + // can't remap block mappings, but ppc doesn't speculatively read from WC +#else + mach_vm_size_t off; vm_prot_t prot; unsigned int flags; @@ -463,7 +512,7 @@ kern_return_t IOProtectCacheMode(vm_map_t map, mach_vm_address_t va, switch (options & kIOMapCacheMask) { - /* What cache mode do we need? */ + // what cache mode do we need? case kIOMapDefaultCache: default: return (KERN_INVALID_ARGUMENT); @@ -484,9 +533,6 @@ kern_return_t IOProtectCacheMode(vm_map_t map, mach_vm_address_t va, flags = VM_WIMG_COPYBACK; break; } -#if __ppc__ - // can't remap block mappings, but ppc doesn't speculative read from WC -#else // enter each page's physical address in the target map for (off = 0; off < length; off += page_size) @@ -504,14 +550,13 @@ kern_return_t IOProtectCacheMode(vm_map_t map, mach_vm_address_t va, ppnum_t IOGetLastPageNumber(void) { ppnum_t lastPage, highest = 0; + unsigned int idx; #if __ppc__ - int idx; for (idx = 0; idx < pmap_mem_regions_count; idx++) { lastPage = pmap_mem_regions[idx].mrEnd; -#elif __i386__ - unsigned int idx; +#elif __i386__ || __x86_64__ for (idx = 0; idx < pmap_memory_region_count; idx++) { lastPage = pmap_memory_regions[idx].end - 1; @@ -528,6 +573,10 @@ ppnum_t IOGetLastPageNumber(void) void IOGetTime( mach_timespec_t * clock_time); void IOGetTime( mach_timespec_t * clock_time) { - clock_get_system_nanotime(&clock_time->tv_sec, &clock_time->tv_nsec); + clock_sec_t sec; + clock_nsec_t nsec; + clock_get_system_nanotime(&sec, &nsec); + clock_time->tv_sec = (typeof(clock_time->tv_sec))sec; + clock_time->tv_nsec = nsec; }