qemu/linux-user/sparc64/target_syscall.h
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   1#ifndef SPARC64_TARGET_SYSCALL_H
   2#define SPARC64_TARGET_SYSCALL_H
   3
   4#include "../sparc/target_errno.h"
   5
   6struct target_pt_regs {
   7        abi_ulong u_regs[16];
   8        abi_ulong tstate;
   9        abi_ulong pc;
  10        abi_ulong npc;
  11        abi_ulong y;
  12        abi_ulong fprs;
  13};
  14
  15#define UNAME_MACHINE "sparc64"
  16#define UNAME_MINIMUM_RELEASE "2.6.32"
  17
  18/* SPARC kernels don't define this in their Kconfig, but they have the
  19 * same ABI as if they did, implemented by sparc-specific code which fishes
  20 * directly in the u_regs() struct for half the parameters in sparc_do_fork()
  21 * and copy_thread().
  22 */
  23#define TARGET_CLONE_BACKWARDS
  24#define TARGET_MINSIGSTKSZ      4096
  25#define TARGET_MLOCKALL_MCL_CURRENT 0x2000
  26#define TARGET_MLOCKALL_MCL_FUTURE  0x4000
  27
  28#define TARGET_FORCE_SHMLBA
  29
  30static inline abi_ulong target_shmlba(CPUSPARCState *env)
  31{
  32    return MAX(TARGET_PAGE_SIZE, 16 * 1024);
  33}
  34#endif /* SPARC64_TARGET_SYSCALL_H */
  35