osfmk/ppc/FirmwareCalls.h

   1 /*
   2  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License. The rights granted to you under the License
  10  * may not be used to create, or enable the creation or redistribution of,
  11  * unlawful or unlicensed copies of an Apple operating system, or to
  12  * circumvent, violate, or enable the circumvention or violation of, any
  13  * terms of an Apple operating system software license agreement.
  14  *
  15  * Please obtain a copy of the License at
  16  * http://www.opensource.apple.com/apsl/ and read it before using this file.
  17  *
  18  * The Original Code and all software distributed under the License are
  19  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  20  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  21  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  22  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  23  * Please see the License for the specific language governing rights and
  24  * limitations under the License.
  25  *
  26  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  27  */
  28 /*
  29  * @OSF_FREE_COPYRIGHT@
  30  */
  31 /*
  32  * @APPLE_FREE_COPYRIGHT@
  33  */
  34
  35 #ifdef ASSEMBLER
  36
  37 #ifdef _FIRMWARECALLS_H_
  38 #error Hey! You can only include FirmwareCalls.h in one assembler file, dude. And it should be Firmware.s!
  39 #else /* _FIRMWARECALLS_H_ */
  40
  41 /*
  42  *                      Entries for all firmware calls are in here (except for call 0x80000000 - CutTrace
  43  */
  44
  45 #define _FIRMWARECALLS_H_
  46
  47 #define fwCallEnt(name, entrypt)                                                                        \
  48                         .globl  name                                                            __ASMNL__       \
  49                         .set    name,(.-EXT(FWtable))/4|0x80000000      __ASMNL__       \
  50                         .long   EXT(entrypt)                                            __ASMNL__
  51
  52 /*
  53  *
  54  */
  55
  56                         fwCallEnt(dbgDispCall, dbgDispLL)                               /* Write stuff to printer or modem port */
  57                         fwCallEnt(dbgCkptCall, dbgCkptLL)                               /* Save 128 bytes from r3 to 0x380 V=R mapping */
  58                         fwCallEnt(StoreRealCall, StoreRealLL)                   /* Save one word in real storage */
  59                         fwCallEnt(ClearRealCall, ClearRealLL)                   /* Clear physical pages */
  60                         fwCallEnt(LoadDBATsCall, xLoadDBATsLL)                  /* Load all DBATs */
  61                         fwCallEnt(LoadIBATsCall, xLoadIBATsLL)                  /* Load all IBATs */
  62                         fwCallEnt(DoPreemptCall, DoPreemptLL)                   /* Preempt if need be */
  63                         fwCallEnt(CreateFakeIOCall, CreateFakeIOLL)             /* Make a fake I/O interruption */
  64                         fwCallEnt(SwitchContextCall, SwitchContextLL)   /* Switch context */
  65                         fwCallEnt(Choke, DoChokeLL)                                             /* Choke (system crash) */
  66                         fwCallEnt(dbgRegsCall, dbgRegsLL)                               /* Dumps all registers */
  67                         fwCallEnt(CreateFakeDECCall, CreateFakeDECLL)   /* Make a fake decrementer interruption */
  68                         fwCallEnt(CreateShutdownCTXCall, CreateShutdownCTXLL)   /* create a shutdown context */
  69                         fwCallEnt(NullCall, NullLL)                                             /* Null Firmware call */
  70                         fwCallEnt(iNullCall, iNullLL)                                   /* Instrumented null Firmware call */
  71
  72 #endif  /* _FIRMWARECALLS_H_ */
  73
  74 #else /* ASSEMBLER */
  75
  76 /*
  77  *                      The firmware function headers
  78  */
  79 extern void                     CutTrace                (unsigned int item1, ...);
  80
  81 #endif /* ASSEMBLER */