#ifndef SPARC_TARGET_SYSCALL_H #define SPARC_TARGET_SYSCALL_H #include "target_errno.h" struct target_pt_regs { abi_ulong psr; abi_ulong pc; abi_ulong npc; abi_ulong y; abi_ulong u_regs[16]; }; #define UNAME_MACHINE "sparc" #define UNAME_MINIMUM_RELEASE "2.6.32" /* SPARC kernels don't define this in their Kconfig, but they have the * same ABI as if they did, implemented by sparc-specific code which fishes * directly in the u_regs() struct for half the parameters in sparc_do_fork() * and copy_thread(). */ #define TARGET_CLONE_BACKWARDS #define TARGET_MINSIGSTKSZ 4096 #define TARGET_MLOCKALL_MCL_CURRENT 0x2000 #define TARGET_MLOCKALL_MCL_FUTURE 0x4000 /* For SPARC SHMLBA is determined at runtime in the kernel, and * libc has to runtime-detect it using the hwcaps (see glibc * sysdeps/unix/sysv/linux/sparc/getshmlba; we follow the same * logic here, though we know we're not the sparc v9 64-bit case). */ #define TARGET_FORCE_SHMLBA static inline abi_ulong target_shmlba(CPUSPARCState *env) { if (!(env->def.features & CPU_FEATURE_FLUSH)) { return 64 * 1024; } else { return 256 * 1024; } } #endif /* SPARC_TARGET_SYSCALL_H */