text: /*
   *  PPC emulation for qemu: syscall definitions.
   *
   *  Copyright (c) 2003 Jocelyn Mayer
   *
   * This library is free software; you can redistribute it and/or
   * modify it under the terms of the GNU Lesser General Public
   * License as published by the Free Software Foundation; either
   * version 2 of the License, or (at your option) any later version.
   *
   * This library is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   * Lesser General Public License for more details.
   *
   * You should have received a copy of the GNU Lesser General Public
   * License along with this library; if not, see <http://www.gnu.org/licenses/>.
   */
  
  #ifndef TARGET_SYSCALL_H
  #define TARGET_SYSCALL_H
  
  /* XXX: ABSOLUTELY BUGGY:
   * for now, this is quite just a cut-and-paste from i386 target...
   */
  
  /* default linux values for the selectors */
  #define __USER_DS	(1)
  
  struct target_pt_regs {
  	abi_ulong gpr[32];
  	abi_ulong nip;
  	abi_ulong msr;
  	abi_ulong orig_gpr3;	/* Used for restarting system calls */
  	abi_ulong ctr;
  	abi_ulong link;
  	abi_ulong xer;
  	abi_ulong ccr;
  #if defined(TARGET_PPC64) && !defined(TARGET_ABI32)
          abi_ulong softe;
  #else
  	abi_ulong mq;		/* 601 only (not used at present) */
  #endif
  					/* Used on APUS to hold IPL value. */
  	abi_ulong trap;		/* Reason for being here */
  	abi_ulong dar;		/* Fault registers */
  	abi_ulong dsisr;
  	abi_ulong result; 		/* Result of a system call */
  };
  
  /* ioctls */
  struct target_revectored_struct {
  	abi_ulong __map[8];			/* 256 bits */
  };
  
  /* Nasty hack: define a fake errno value for use by sigreturn.  */
  #define TARGET_QEMU_ESIGRETURN 255
  
  /*
   * flags masks
   */
  
  #if defined(TARGET_PPC64) && !defined(TARGET_ABI32)
  #ifdef TARGET_WORDS_BIGENDIAN
  #define UNAME_MACHINE "ppc64"
  #else
  #define UNAME_MACHINE "ppc64le"
  #endif
  #else
  #define UNAME_MACHINE "ppc"
  #endif
  #define UNAME_MINIMUM_RELEASE "2.6.32"
  
  #define TARGET_CLONE_BACKWARDS
  
  #define TARGET_MINSIGSTKSZ 2048
  #define TARGET_MLOCKALL_MCL_CURRENT 0x2000
  #define TARGET_MLOCKALL_MCL_FUTURE  0x4000
  
  #endif  /* TARGET_SYSCALL_H */
  