1/* $NetBSD: sys_linux_component.c,v 1.7 2019/01/27 09:19:37 rin Exp $ */ 2 3#include <sys/cdefs.h> 4__KERNEL_RCSID(0, "$NetBSD: sys_linux_component.c,v 1.7 2019/01/27 09:19:37 rin Exp $"); 5 6#include <sys/param.h> 7#include <sys/proc.h> 8 9#include <compat/linux/common/linux_errno.h> 10 11#include <uvm/uvm_extern.h> 12 13#include <rump-sys/kern.h> 14 15#include "rump_linux_syscall.h" 16 17extern struct sysent rump_linux_sysent[]; 18extern const uint32_t rump_linux_sysent_nomodbits[]; 19 20#ifdef __HAVE_SYSCALL_INTERN 21static void 22rumplinux_syscall_intern(struct proc *p) 23{ 24 25 p->p_emuldata = __UNCONST(native_to_linux_errno); 26} 27#endif 28 29struct emul emul_rump_sys_linux = { 30 .e_name = "linux-rump", 31 .e_sysent = rump_linux_sysent, 32 .e_nomodbits = rump_linux_sysent_nomodbits, 33#ifndef __HAVE_MINIMAL_EMUL 34 .e_nsysent = RUMP_LINUX_SYS_NSYSENT, 35 .e_errno = native_to_linux_errno, 36#endif 37 .e_vm_default_addr = uvm_default_mapaddr, 38#ifdef __HAVE_SYSCALL_INTERN 39 .e_syscall_intern = rumplinux_syscall_intern, 40#endif 41}; 42 43RUMP_COMPONENT(RUMP_COMPONENT_KERN) 44{ 45 extern struct emul *emul_default; 46 47 emul_default = &emul_rump_sys_linux; 48} 49 50#include <compat/linux/common/linux_machdep.h> 51 52dev_t 53linux_fakedev(dev_t in, int raw) 54{ 55 56 /* I don't really think it matters what we return here */ 57 return in; 58} 59 60/* 61 * XXX: the linux emulation code is not split into factions 62 */ 63void rumplinux__stub(void); 64void rumplinux__stub(void) {panic("unavailable");} 65 66/* vm-related */ 67__weak_alias(sys_mmap,rumplinux__stub); 68__weak_alias(vm_map_unlock,rumplinux__stub); 69__weak_alias(uvm_map_lookup_entry,rumplinux__stub); 70__weak_alias(sys_obreak,rumplinux__stub); 71__weak_alias(vm_map_lock,rumplinux__stub); 72__weak_alias(uvm_mremap,rumplinux__stub); 73 74/* signal.c */ 75__weak_alias(sigaction1,rumplinux__stub); 76__weak_alias(kpsignal2,rumplinux__stub); 77__weak_alias(sys_kill,rumplinux__stub); 78__weak_alias(sigsuspend1,rumplinux__stub); 79__weak_alias(sigtimedwait1,rumplinux__stub); 80__weak_alias(lwp_find,rumplinux__stub); 81 82/* misc */ 83__weak_alias(linux_machdepioctl,rumplinux__stub); 84__weak_alias(linux_ioctl_sg,rumplinux__stub); 85__weak_alias(oss_ioctl_mixer,rumplinux__stub); 86__weak_alias(oss_ioctl_sequencer,rumplinux__stub); 87__weak_alias(oss_ioctl_audio,rumplinux__stub); 88__weak_alias(rusage_to_rusage50,rumplinux__stub); 89__weak_alias(do_sys_wait,rumplinux__stub); 90 91/* arch-specific */ 92__weak_alias(compat_offseterr,rumplinux__stub); 93__weak_alias(linux_sys_ptrace_arch,rumplinux__stub); 94 95#ifdef __i386__ 96const char * 97linux_get_uname_arch(void) 98{ 99 100 return MACHINE_ARCH; 101} 102#endif /* __i386__ */ 103