linux-user/sparc64/target_syscall.h

   1 #ifndef SPARC64_TARGET_SYSCALL_H
   2 #define SPARC64_TARGET_SYSCALL_H
   3
   4 #include "../sparc/target_errno.h"
   5
   6 struct 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_MCL_CURRENT 0x2000
  26 #define TARGET_MCL_FUTURE  0x4000
  27 #define TARGET_MCL_ONFAULT 0x8000
  28
  29 #define TARGET_FORCE_SHMLBA
  30
  31 static inline abi_ulong target_shmlba(CPUSPARCState *env)
  32 {
  33     return MAX(TARGET_PAGE_SIZE, 16 * 1024);
  34 }
  35 #endif /* SPARC64_TARGET_SYSCALL_H */