From dfc397a59265d664ea085a8c333319d44ba5e653 Mon Sep 17 00:00:00 2001 From: NetBSD User Date: Sun, 13 Oct 2024 19:48:50 +0100 Subject: [PATCH] sysdeps/linux: port to m68k --- abis/linux/signal.h | 90 ++++++ abis/linux/stat.h | 21 ++ ci/linux-m68k-gcc.cross-file | 13 + sysdeps/linux/generic/sysdeps.cpp | 13 + sysdeps/linux/m68k/arch-syscall.cpp | 117 ++++++++ sysdeps/linux/m68k/cp_syscall.S | 28 ++ sysdeps/linux/m68k/crt-src/Scrt1.S | 15 + sysdeps/linux/m68k/crt-src/crt1.S | 14 + sysdeps/linux/m68k/crt-src/crti.S | 9 + sysdeps/linux/m68k/crt-src/crtn.S | 7 + sysdeps/linux/m68k/signals.S | 19 ++ sysdeps/linux/m68k/syscallnos.h | 428 +++++++++++++++++++++++++++ sysdeps/linux/m68k/thread_entry.S | 28 ++ sysdeps/linux/update-syscall-list.py | 2 +- 14 files changed, 803 insertions(+), 1 deletion(-) create mode 100644 ci/linux-m68k-gcc.cross-file create mode 100644 sysdeps/linux/m68k/arch-syscall.cpp create mode 100644 sysdeps/linux/m68k/cp_syscall.S create mode 100644 sysdeps/linux/m68k/crt-src/Scrt1.S create mode 100644 sysdeps/linux/m68k/crt-src/crt1.S create mode 100644 sysdeps/linux/m68k/crt-src/crti.S create mode 100644 sysdeps/linux/m68k/crt-src/crtn.S create mode 100644 sysdeps/linux/m68k/signals.S create mode 100644 sysdeps/linux/m68k/syscallnos.h create mode 100644 sysdeps/linux/m68k/thread_entry.S diff --git a/abis/linux/signal.h b/abis/linux/signal.h index 3d0aa6ccfc..c1e5e4812a 100644 --- a/abis/linux/signal.h +++ b/abis/linux/signal.h @@ -488,6 +488,96 @@ typedef struct __ucontext { mcontext_t uc_mcontext; } ucontext_t; +#elif defined (__m68k__) + +// taken from musl + +#if defined(_GNU_SOURCE) || defined(__MLIBC_BUILDING_MLIBC) +enum { R_D0 = 0 }; +#define R_D0 R_D0 +enum { R_D1 = 1 }; +#define R_D1 R_D1 +enum { R_D2 = 2 }; +#define R_D2 R_D2 +enum { R_D3 = 3 }; +#define R_D3 R_D3 +enum { R_D4 = 4 }; +#define R_D4 R_D4 +enum { R_D5 = 5 }; +#define R_D5 R_D5 +enum { R_D6 = 6 }; +#define R_D6 R_D6 +enum { R_D7 = 7 }; +#define R_D7 R_D7 +enum { R_A0 = 8 }; +#define R_A0 R_A0 +enum { R_A1 = 9 }; +#define R_A1 R_A1 +enum { R_A2 = 10 }; +#define R_A2 R_A2 +enum { R_A3 = 11 }; +#define R_A3 R_A3 +enum { R_A4 = 12 }; +#define R_A4 R_A4 +enum { R_A5 = 13 }; +#define R_A5 R_A5 +enum { R_A6 = 14 }; +#define R_A6 R_A6 +enum { R_A7 = 15 }; +#define R_A7 R_A7 +enum { R_SP = 15 }; +#define R_SP R_SP +enum { R_PC = 16 }; +#define R_PC R_PC +enum { R_PS = 17 }; +#define R_PS R_PS +#endif + +#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE) || defined(__MLIBC_BUILDING_MLIBC) + +struct sigcontext { + unsigned long sc_mask, sc_usp, sc_d0, sc_d1, sc_a0, sc_a1; + unsigned short sc_sr; + unsigned long sc_pc; + unsigned short sc_formatvec; + unsigned long sc_fpregs[6], sc_fpcntl[3]; + unsigned char sc_fpstate[216]; +}; + +typedef int greg_t, gregset_t[18]; +typedef struct { + int f_pcr, f_psr, f_fpiaddr, f_fpregs[8][3]; +} fpregset_t; + +typedef struct { + int version; + gregset_t gregs; + fpregset_t fpregs; +} mcontext_t; +#else +typedef struct { + int __version; + int __gregs[18]; + int __fpregs[27]; +} mcontext_t; +#endif + +struct sigaltstack { + void *ss_sp; + int ss_flags; + size_t ss_size; +}; + +typedef struct __ucontext { + unsigned long uc_flags; + struct __ucontext *uc_link; + stack_t uc_stack; + mcontext_t uc_mcontext; + long __reserved[80]; + sigset_t uc_sigmask; +} ucontext_t; + + #else #error "Missing architecture specific code." #endif diff --git a/abis/linux/stat.h b/abis/linux/stat.h index 96b8e98484..d8dac20934 100644 --- a/abis/linux/stat.h +++ b/abis/linux/stat.h @@ -116,6 +116,27 @@ struct stat { struct timespec st_mtim; struct timespec st_ctim; }; +#elif defined (__m68k__) + +struct stat { + unsigned long long st_dev; + unsigned char __st_dev_padding[2]; + unsigned long __st_ino; + unsigned int st_mode; + unsigned int st_nlink; + unsigned long st_uid; + unsigned long st_gid; + unsigned long long st_rdev; + unsigned char __st_rdev_padding; + long long st_size; + unsigned long st_blksize; + unsigned long long st_blocks; + struct timespec st_atim; + struct timespec st_mtim; + struct timespec st_ctim; + unsigned long long st_ino; +}; + #endif diff --git a/ci/linux-m68k-gcc.cross-file b/ci/linux-m68k-gcc.cross-file new file mode 100644 index 0000000000..8ebbf2f41c --- /dev/null +++ b/ci/linux-m68k-gcc.cross-file @@ -0,0 +1,13 @@ +[binaries] +c = 'm68k-linux-mlibc-gcc' +cpp = 'm68k-linux-mlibc-g++' +exe_wrapper = 'qemu-m68k' + +[host_machine] +system = 'linux' +cpu_family = 'm68k' +cpu = 'm68k' +endian = 'big' + +[properties] +skip_sanity_check = true diff --git a/sysdeps/linux/generic/sysdeps.cpp b/sysdeps/linux/generic/sysdeps.cpp index 98fe1778dc..1db9a7ef54 100644 --- a/sysdeps/linux/generic/sysdeps.cpp +++ b/sysdeps/linux/generic/sysdeps.cpp @@ -67,6 +67,13 @@ struct user_desc { #endif +#if defined(__m68k__) +extern "C" void *__m68k_read_tp() { + auto ret = do_syscall(__NR_get_thread_area, 0); + return (void *)ret; +} +#endif + int sys_tcb_set(void *pointer) { #if defined(__x86_64__) auto ret = do_syscall(SYS_arch_prctl, 0x1002 /* ARCH_SET_FS */, pointer); @@ -93,6 +100,10 @@ int sys_tcb_set(void *pointer) { #elif defined (__aarch64__) uintptr_t thread_data = reinterpret_cast(pointer) + sizeof(Tcb) - 0x10; asm volatile ("msr tpidr_el0, %0" :: "r"(thread_data)); +#elif defined (__m68k__) + auto ret = do_syscall(__NR_set_thread_area, (uintptr_t)pointer + 0x7000 + sizeof(Tcb)); + if(int e = sc_error(ret); e) + return e; #else #error "Missing architecture specific code." #endif @@ -658,6 +669,8 @@ int sys_before_cancellable_syscall(ucontext_t *uct) { auto pc = reinterpret_cast(uct->uc_mcontext.gregs[REG_PC]); #elif defined(__aarch64__) auto pc = reinterpret_cast(uct->uc_mcontext.pc); +#elif defined(__m68k__) + auto pc = reinterpret_cast(uct->uc_mcontext.gregs[R_PC]); #else #error "Missing architecture specific code." #endif diff --git a/sysdeps/linux/m68k/arch-syscall.cpp b/sysdeps/linux/m68k/arch-syscall.cpp new file mode 100644 index 0000000000..57b944e015 --- /dev/null +++ b/sysdeps/linux/m68k/arch-syscall.cpp @@ -0,0 +1,117 @@ +#include +#include + +using sc_word_t = __sc_word_t; + +sc_word_t __do_syscall0(long sc) { + register int sc_reg asm("d0") = sc; + register sc_word_t ret asm("d0"); + asm volatile ("trap #0" : "=r"(ret) : "r"(sc_reg) : "memory"); + return ret; +} + +sc_word_t __do_syscall1(long sc, + sc_word_t arg1) { + register int sc_reg asm("d0") = sc; + register sc_word_t arg1_reg asm("d1") = arg1; + register sc_word_t ret asm("d0"); + asm volatile ("trap #0" : "=r"(ret) : + "r"(sc_reg), + "r"(arg1_reg) + : "memory"); + return ret; +} + +sc_word_t __do_syscall2(long sc, + sc_word_t arg1, sc_word_t arg2) { + register int sc_reg asm("d0") = sc; + register sc_word_t arg1_reg asm("d1") = arg1; + register sc_word_t arg2_reg asm("d2") = arg2; + register sc_word_t ret asm("d0"); + asm volatile ("trap #0" : "=r"(ret) : + "r"(sc_reg), + "r"(arg1_reg), + "r"(arg2_reg) + : "memory"); + return ret; +} + +sc_word_t __do_syscall3(long sc, + sc_word_t arg1, sc_word_t arg2, sc_word_t arg3) { + register int sc_reg asm("d0") = sc; + register sc_word_t arg1_reg asm("d1") = arg1; + register sc_word_t arg2_reg asm("d2") = arg2; + register sc_word_t arg3_reg asm("d3") = arg3; + register sc_word_t ret asm("d0"); + asm volatile ("trap #0" : "=r"(ret) : + "r"(sc_reg), + "r"(arg1_reg), + "r"(arg2_reg), + "r"(arg3_reg) + : "memory"); + return ret; +} + +sc_word_t __do_syscall4(long sc, + sc_word_t arg1, sc_word_t arg2, sc_word_t arg3, + sc_word_t arg4) { + register int sc_reg asm("d0") = sc; + register sc_word_t arg1_reg asm("d1") = arg1; + register sc_word_t arg2_reg asm("d2") = arg2; + register sc_word_t arg3_reg asm("d3") = arg3; + register sc_word_t arg4_reg asm("d4") = arg4; + register sc_word_t ret asm("d0"); + asm volatile ("trap #0" : "=r"(ret) : + "r"(sc_reg), + "r"(arg1_reg), + "r"(arg2_reg), + "r"(arg3_reg), + "r"(arg4_reg) + : "memory"); + return ret; +} + +sc_word_t __do_syscall5(long sc, + sc_word_t arg1, sc_word_t arg2, sc_word_t arg3, + sc_word_t arg4, sc_word_t arg5) { + register int sc_reg asm("d0") = sc; + register sc_word_t arg1_reg asm("d1") = arg1; + register sc_word_t arg2_reg asm("d2") = arg2; + register sc_word_t arg3_reg asm("d3") = arg3; + register sc_word_t arg4_reg asm("d4") = arg4; + register sc_word_t arg5_reg asm("d5") = arg5; + register sc_word_t ret asm("d0"); + asm volatile ("trap #0" : "=r"(ret) : + "r"(sc_reg), + "r"(arg1_reg), + "r"(arg2_reg), + "r"(arg3_reg), + "r"(arg4_reg), + "r"(arg5_reg) + : "memory"); + return ret; +} + +sc_word_t __do_syscall6(long sc, + sc_word_t arg1, sc_word_t arg2, sc_word_t arg3, + sc_word_t arg4, sc_word_t arg5, sc_word_t arg6) { + register int sc_reg asm("d0") = sc; + register sc_word_t arg1_reg asm("d1") = arg1; + register sc_word_t arg2_reg asm("d2") = arg2; + register sc_word_t arg3_reg asm("d3") = arg3; + register sc_word_t arg4_reg asm("d4") = arg4; + register sc_word_t arg5_reg asm("d5") = arg5; + register sc_word_t arg6_reg asm("a0") = arg6; + register sc_word_t ret asm("d0"); + asm volatile ("trap #0" : "=r"(ret) : + "r"(sc_reg), + "r"(arg1_reg), + "r"(arg2_reg), + "r"(arg3_reg), + "r"(arg4_reg), + "r"(arg5_reg), + "r"(arg6_reg) + : "memory" + ); + return ret; +} diff --git a/sysdeps/linux/m68k/cp_syscall.S b/sysdeps/linux/m68k/cp_syscall.S new file mode 100644 index 0000000000..7d1340d807 --- /dev/null +++ b/sysdeps/linux/m68k/cp_syscall.S @@ -0,0 +1,28 @@ + +.section .text +.global __mlibc_do_asm_cp_syscall +.global __mlibc_syscall_begin +.global __mlibc_syscall_end +.type __mlibc_do_asm_cp_syscall, "function" +__mlibc_do_asm_cp_syscall: + movem.l %d2-%d5,-(%sp) + jbsr __m68k_read_tp@PLTPC + /* cancelBits is at TP - 0x7030; LSB at -0x702d */ + move.b -0x702d(%a0), %d0 +__mlibc_syscall_begin: + /* tcbCancelEnableBit && tcbCancelTriggerBit */ + andi.b #0x5, %d0 + cmpi.b #0x5, %d0 + beq cancel + movem.l 20(%sp),%d0-%d5/%a0 + trap #0 +__mlibc_syscall_end: + movem.l (%sp)+,%d2-%d5 + rts + +cancel: + movem.l (%sp)+,%d2-%d5 + jbsr __mlibc_do_cancel@PLTPC + illegal + +.section .note.GNU-stack,"",%progbits diff --git a/sysdeps/linux/m68k/crt-src/Scrt1.S b/sysdeps/linux/m68k/crt-src/Scrt1.S new file mode 100644 index 0000000000..89fac39c4a --- /dev/null +++ b/sysdeps/linux/m68k/crt-src/Scrt1.S @@ -0,0 +1,15 @@ +.section .text +.global _start + +.type _start, %function +.type main, %function +.type __mlibc_entry, %function + +_start: + suba.l %fp, %fp + lea _GLOBAL_OFFSET_TABLE_@GOTPC (%pc), %a5 + move.l main@GOT(%a5), -(%sp) + move.l %sp, -(%sp) + jbsr __mlibc_entry@PLTPC + +.section .note.GNU-stack,"",%progbits diff --git a/sysdeps/linux/m68k/crt-src/crt1.S b/sysdeps/linux/m68k/crt-src/crt1.S new file mode 100644 index 0000000000..34025290b3 --- /dev/null +++ b/sysdeps/linux/m68k/crt-src/crt1.S @@ -0,0 +1,14 @@ +.section .text +.global _start + +.type _start, %function +.type main, %function +.type __mlibc_entry, %function + +_start: + suba.l %fp, %fp + move.l #main, -(%sp) + move.l %sp, -(%sp) + jsr __mlibc_entry + +.section .note.GNU-stack,"",%progbits diff --git a/sysdeps/linux/m68k/crt-src/crti.S b/sysdeps/linux/m68k/crt-src/crti.S new file mode 100644 index 0000000000..94dc4c44aa --- /dev/null +++ b/sysdeps/linux/m68k/crt-src/crti.S @@ -0,0 +1,9 @@ +.section ".init" +.global _init +_init: + +.section ".fini" +.globl _fini +_fini: + +.section .note.GNU-stack,"",%progbits diff --git a/sysdeps/linux/m68k/crt-src/crtn.S b/sysdeps/linux/m68k/crt-src/crtn.S new file mode 100644 index 0000000000..d8d7346a99 --- /dev/null +++ b/sysdeps/linux/m68k/crt-src/crtn.S @@ -0,0 +1,7 @@ +.section .init + rts + +.section .fini + rts + +.section .note.GNU-stack,"",%progbits diff --git a/sysdeps/linux/m68k/signals.S b/sysdeps/linux/m68k/signals.S new file mode 100644 index 0000000000..ae42e79057 --- /dev/null +++ b/sysdeps/linux/m68k/signals.S @@ -0,0 +1,19 @@ +.section .text + +.global __mlibc_signal_restore +.type __mlibc_signal_restore, @function +__mlibc_signal_restore: + move.l (%sp)+, %d1 + move.l #119, %d0 + trap #0 + illegal + +.global __mlibc_signal_restore_rt +.type __mlibc_signal_restore_rt, @function +__mlibc_signal_restore_rt: + move.l (%sp)+, %d1 + move.l #173, %d0 + trap #0 + illegal + +.section .note.GNU-stack,"",%progbits diff --git a/sysdeps/linux/m68k/syscallnos.h b/sysdeps/linux/m68k/syscallnos.h new file mode 100644 index 0000000000..7b51cebce2 --- /dev/null +++ b/sysdeps/linux/m68k/syscallnos.h @@ -0,0 +1,428 @@ +#ifndef __MLIBC_SYSCALLNOS_h +#define __MLIBC_SYSCALLNOS_h +/* This file is autogenerated. Don't bother. */ +/* Generator script: sysdeps/linux/update-syscall-list.py. */ +#define __NR_restart_syscall 0 +#define __NR_exit 1 +#define __NR_fork 2 +#define __NR_read 3 +#define __NR_write 4 +#define __NR_open 5 +#define __NR_close 6 +#define __NR_waitpid 7 +#define __NR_creat 8 +#define __NR_link 9 +#define __NR_unlink 10 +#define __NR_execve 11 +#define __NR_chdir 12 +#define __NR_time 13 +#define __NR_mknod 14 +#define __NR_chmod 15 +#define __NR_chown 16 +#define __NR_oldstat 18 +#define __NR_lseek 19 +#define __NR_getpid 20 +#define __NR_mount 21 +#define __NR_umount 22 +#define __NR_setuid 23 +#define __NR_getuid 24 +#define __NR_stime 25 +#define __NR_ptrace 26 +#define __NR_alarm 27 +#define __NR_oldfstat 28 +#define __NR_pause 29 +#define __NR_utime 30 +#define __NR_access 33 +#define __NR_nice 34 +#define __NR_sync 36 +#define __NR_kill 37 +#define __NR_rename 38 +#define __NR_mkdir 39 +#define __NR_rmdir 40 +#define __NR_dup 41 +#define __NR_pipe 42 +#define __NR_times 43 +#define __NR_brk 45 +#define __NR_setgid 46 +#define __NR_getgid 47 +#define __NR_signal 48 +#define __NR_geteuid 49 +#define __NR_getegid 50 +#define __NR_acct 51 +#define __NR_umount2 52 +#define __NR_ioctl 54 +#define __NR_fcntl 55 +#define __NR_setpgid 57 +#define __NR_umask 60 +#define __NR_chroot 61 +#define __NR_ustat 62 +#define __NR_dup2 63 +#define __NR_getppid 64 +#define __NR_getpgrp 65 +#define __NR_setsid 66 +#define __NR_sigaction 67 +#define __NR_sgetmask 68 +#define __NR_ssetmask 69 +#define __NR_setreuid 70 +#define __NR_setregid 71 +#define __NR_sigsuspend 72 +#define __NR_sigpending 73 +#define __NR_sethostname 74 +#define __NR_setrlimit 75 +#define __NR_getrlimit 76 +#define __NR_getrusage 77 +#define __NR_gettimeofday_time32 78 +#define __NR_settimeofday_time32 79 +#define __NR_getgroups 80 +#define __NR_setgroups 81 +#define __NR_select 82 +#define __NR_symlink 83 +#define __NR_oldlstat 84 +#define __NR_readlink 85 +#define __NR_uselib 86 +#define __NR_swapon 87 +#define __NR_reboot 88 +#define __NR_readdir 89 +#define __NR_mmap 90 +#define __NR_munmap 91 +#define __NR_truncate 92 +#define __NR_ftruncate 93 +#define __NR_fchmod 94 +#define __NR_fchown 95 +#define __NR_getpriority 96 +#define __NR_setpriority 97 +#define __NR_statfs 99 +#define __NR_fstatfs 100 +#define __NR_socketcall 102 +#define __NR_syslog 103 +#define __NR_setitimer 104 +#define __NR_getitimer 105 +#define __NR_stat 106 +#define __NR_lstat 107 +#define __NR_fstat 108 +#define __NR_vhangup 111 +#define __NR_wait4 114 +#define __NR_swapoff 115 +#define __NR_sysinfo 116 +#define __NR_ipc 117 +#define __NR_fsync 118 +#define __NR_sigreturn 119 +#define __NR_clone 120 +#define __NR_setdomainname 121 +#define __NR_uname 122 +#define __NR_cacheflush 123 +#define __NR_adjtimex 124 +#define __NR_mprotect 125 +#define __NR_sigprocmask 126 +#define __NR_create_module 127 +#define __NR_init_module 128 +#define __NR_delete_module 129 +#define __NR_get_kernel_syms 130 +#define __NR_quotactl 131 +#define __NR_getpgid 132 +#define __NR_fchdir 133 +#define __NR_bdflush 134 +#define __NR_sysfs 135 +#define __NR_personality 136 +#define __NR_setfsuid 138 +#define __NR_setfsgid 139 +#define __NR__llseek 140 +#define __NR_getdents 141 +#define __NR__newselect 142 +#define __NR_flock 143 +#define __NR_msync 144 +#define __NR_readv 145 +#define __NR_writev 146 +#define __NR_getsid 147 +#define __NR_fdatasync 148 +#define __NR__sysctl 149 +#define __NR_mlock 150 +#define __NR_munlock 151 +#define __NR_mlockall 152 +#define __NR_munlockall 153 +#define __NR_sched_setparam 154 +#define __NR_sched_getparam 155 +#define __NR_sched_setscheduler 156 +#define __NR_sched_getscheduler 157 +#define __NR_sched_yield 158 +#define __NR_sched_get_priority_max 159 +#define __NR_sched_get_priority_min 160 +#define __NR_sched_rr_get_interval 161 +#define __NR_nanosleep 162 +#define __NR_mremap 163 +#define __NR_setresuid 164 +#define __NR_getresuid 165 +#define __NR_getpagesize 166 +#define __NR_query_module 167 +#define __NR_poll 168 +#define __NR_nfsservctl 169 +#define __NR_setresgid 170 +#define __NR_getresgid 171 +#define __NR_prctl 172 +#define __NR_rt_sigreturn 173 +#define __NR_rt_sigaction 174 +#define __NR_rt_sigprocmask 175 +#define __NR_rt_sigpending 176 +#define __NR_rt_sigtimedwait 177 +#define __NR_rt_sigqueueinfo 178 +#define __NR_rt_sigsuspend 179 +#define __NR_pread64 180 +#define __NR_pwrite64 181 +#define __NR_lchown 182 +#define __NR_getcwd 183 +#define __NR_capget 184 +#define __NR_capset 185 +#define __NR_sigaltstack 186 +#define __NR_sendfile 187 +#define __NR_getpmsg 188 +#define __NR_putpmsg 189 +#define __NR_vfork 190 +#define __NR_ugetrlimit 191 +#define __NR_mmap2 192 +#define __NR_truncate64 193 +#define __NR_ftruncate64 194 +#define __NR_stat64 195 +#define __NR_lstat64 196 +#define __NR_fstat64 197 +#define __NR_chown32 198 +#define __NR_getuid32 199 +#define __NR_getgid32 200 +#define __NR_geteuid32 201 +#define __NR_getegid32 202 +#define __NR_setreuid32 203 +#define __NR_setregid32 204 +#define __NR_getgroups32 205 +#define __NR_setgroups32 206 +#define __NR_fchown32 207 +#define __NR_setresuid32 208 +#define __NR_getresuid32 209 +#define __NR_setresgid32 210 +#define __NR_getresgid32 211 +#define __NR_lchown32 212 +#define __NR_setuid32 213 +#define __NR_setgid32 214 +#define __NR_setfsuid32 215 +#define __NR_setfsgid32 216 +#define __NR_pivot_root 217 +#define __NR_getdents64 220 +#define __NR_gettid 221 +#define __NR_tkill 222 +#define __NR_setxattr 223 +#define __NR_lsetxattr 224 +#define __NR_fsetxattr 225 +#define __NR_getxattr 226 +#define __NR_lgetxattr 227 +#define __NR_fgetxattr 228 +#define __NR_listxattr 229 +#define __NR_llistxattr 230 +#define __NR_flistxattr 231 +#define __NR_removexattr 232 +#define __NR_lremovexattr 233 +#define __NR_fremovexattr 234 +#define __NR_futex 235 +#define __NR_sendfile64 236 +#define __NR_mincore 237 +#define __NR_madvise 238 +#define __NR_fcntl64 239 +#define __NR_readahead 240 +#define __NR_io_setup 241 +#define __NR_io_destroy 242 +#define __NR_io_getevents 243 +#define __NR_io_submit 244 +#define __NR_io_cancel 245 +#define __NR_fadvise64 246 +#define __NR_exit_group 247 +#define __NR_lookup_dcookie 248 +#define __NR_epoll_create 249 +#define __NR_epoll_ctl 250 +#define __NR_epoll_wait 251 +#define __NR_remap_file_pages 252 +#define __NR_set_tid_address 253 +#define __NR_timer_create 254 +#define __NR_timer_settime32 255 +#define __NR_timer_gettime32 256 +#define __NR_timer_getoverrun 257 +#define __NR_timer_delete 258 +#define __NR_clock_settime32 259 +#define __NR_clock_gettime32 260 +#define __NR_clock_getres_time32 261 +#define __NR_clock_nanosleep_time32 262 +#define __NR_statfs64 263 +#define __NR_fstatfs64 264 +#define __NR_tgkill 265 +#define __NR_utimes 266 +#define __NR_fadvise64_64 267 +#define __NR_mbind 268 +#define __NR_get_mempolicy 269 +#define __NR_set_mempolicy 270 +#define __NR_mq_open 271 +#define __NR_mq_unlink 272 +#define __NR_mq_timedsend 273 +#define __NR_mq_timedreceive 274 +#define __NR_mq_notify 275 +#define __NR_mq_getsetattr 276 +#define __NR_waitid 277 +#define __NR_add_key 279 +#define __NR_request_key 280 +#define __NR_keyctl 281 +#define __NR_ioprio_set 282 +#define __NR_ioprio_get 283 +#define __NR_inotify_init 284 +#define __NR_inotify_add_watch 285 +#define __NR_inotify_rm_watch 286 +#define __NR_migrate_pages 287 +#define __NR_openat 288 +#define __NR_mkdirat 289 +#define __NR_mknodat 290 +#define __NR_fchownat 291 +#define __NR_futimesat 292 +#define __NR_fstatat64 293 +#define __NR_unlinkat 294 +#define __NR_renameat 295 +#define __NR_linkat 296 +#define __NR_symlinkat 297 +#define __NR_readlinkat 298 +#define __NR_fchmodat 299 +#define __NR_faccessat 300 +#define __NR_pselect6 301 +#define __NR_ppoll 302 +#define __NR_unshare 303 +#define __NR_set_robust_list 304 +#define __NR_get_robust_list 305 +#define __NR_splice 306 +#define __NR_sync_file_range 307 +#define __NR_tee 308 +#define __NR_vmsplice 309 +#define __NR_move_pages 310 +#define __NR_sched_setaffinity 311 +#define __NR_sched_getaffinity 312 +#define __NR_kexec_load 313 +#define __NR_getcpu 314 +#define __NR_epoll_pwait 315 +#define __NR_utimensat 316 +#define __NR_signalfd 317 +#define __NR_timerfd_create 318 +#define __NR_eventfd 319 +#define __NR_fallocate 320 +#define __NR_timerfd_settime32 321 +#define __NR_timerfd_gettime32 322 +#define __NR_signalfd4 323 +#define __NR_eventfd2 324 +#define __NR_epoll_create1 325 +#define __NR_dup3 326 +#define __NR_pipe2 327 +#define __NR_inotify_init1 328 +#define __NR_preadv 329 +#define __NR_pwritev 330 +#define __NR_rt_tgsigqueueinfo 331 +#define __NR_perf_event_open 332 +#define __NR_get_thread_area 333 +#define __NR_set_thread_area 334 +#define __NR_atomic_cmpxchg_32 335 +#define __NR_atomic_barrier 336 +#define __NR_fanotify_init 337 +#define __NR_fanotify_mark 338 +#define __NR_prlimit64 339 +#define __NR_name_to_handle_at 340 +#define __NR_open_by_handle_at 341 +#define __NR_clock_adjtime 342 +#define __NR_syncfs 343 +#define __NR_setns 344 +#define __NR_process_vm_readv 345 +#define __NR_process_vm_writev 346 +#define __NR_kcmp 347 +#define __NR_finit_module 348 +#define __NR_sched_setattr 349 +#define __NR_sched_getattr 350 +#define __NR_renameat2 351 +#define __NR_getrandom 352 +#define __NR_memfd_create 353 +#define __NR_bpf 354 +#define __NR_execveat 355 +#define __NR_socket 356 +#define __NR_socketpair 357 +#define __NR_bind 358 +#define __NR_connect 359 +#define __NR_listen 360 +#define __NR_accept4 361 +#define __NR_getsockopt 362 +#define __NR_setsockopt 363 +#define __NR_getsockname 364 +#define __NR_getpeername 365 +#define __NR_sendto 366 +#define __NR_sendmsg 367 +#define __NR_recvfrom 368 +#define __NR_recvmsg 369 +#define __NR_shutdown 370 +#define __NR_recvmmsg 371 +#define __NR_sendmmsg 372 +#define __NR_userfaultfd 373 +#define __NR_membarrier 374 +#define __NR_mlock2 375 +#define __NR_copy_file_range 376 +#define __NR_preadv2 377 +#define __NR_pwritev2 378 +#define __NR_statx 379 +#define __NR_seccomp 380 +#define __NR_pkey_mprotect 381 +#define __NR_pkey_alloc 382 +#define __NR_pkey_free 383 +#define __NR_rseq 384 +#define __NR_semget 393 +#define __NR_semctl 394 +#define __NR_shmget 395 +#define __NR_shmctl 396 +#define __NR_shmat 397 +#define __NR_shmdt 398 +#define __NR_msgget 399 +#define __NR_msgsnd 400 +#define __NR_msgrcv 401 +#define __NR_msgctl 402 +#define __NR_clock_gettime64 403 +#define __NR_clock_settime64 404 +#define __NR_clock_adjtime64 405 +#define __NR_clock_getres_time64 406 +#define __NR_clock_nanosleep_time64 407 +#define __NR_timer_gettime64 408 +#define __NR_timer_settime64 409 +#define __NR_timerfd_gettime64 410 +#define __NR_timerfd_settime64 411 +#define __NR_utimensat_time64 412 +#define __NR_pselect6_time64 413 +#define __NR_ppoll_time64 414 +#define __NR_io_pgetevents_time64 416 +#define __NR_recvmmsg_time64 417 +#define __NR_mq_timedsend_time64 418 +#define __NR_mq_timedreceive_time64 419 +#define __NR_semtimedop_time64 420 +#define __NR_rt_sigtimedwait_time64 421 +#define __NR_futex_time64 422 +#define __NR_sched_rr_get_interval_time64 423 +#define __NR_pidfd_send_signal 424 +#define __NR_io_uring_setup 425 +#define __NR_io_uring_enter 426 +#define __NR_io_uring_register 427 +#define __NR_open_tree 428 +#define __NR_move_mount 429 +#define __NR_fsopen 430 +#define __NR_fsconfig 431 +#define __NR_fsmount 432 +#define __NR_fspick 433 +#define __NR_pidfd_open 434 +#define __NR_clone3 435 +#define __NR_close_range 436 +#define __NR_openat2 437 +#define __NR_pidfd_getfd 438 +#define __NR_faccessat2 439 +#define __NR_process_madvise 440 +#define __NR_epoll_pwait2 441 +#define __NR_mount_setattr 442 +#define __NR_landlock_create_ruleset 444 +#define __NR_landlock_add_rule 445 +#define __NR_landlock_restrict_self 446 +#define __NR_process_mrelease 448 +#define __NR_futex_waitv 449 +#define __NR_set_mempolicy_home_node 450 +#define __NR_cachestat 451 +#define __NR_fchmodat2 452 +#endif /* __MLIBC_SYSCALLNOS_h */ diff --git a/sysdeps/linux/m68k/thread_entry.S b/sysdeps/linux/m68k/thread_entry.S new file mode 100644 index 0000000000..f7dba9a6f1 --- /dev/null +++ b/sysdeps/linux/m68k/thread_entry.S @@ -0,0 +1,28 @@ +.section .text +.global __mlibc_spawn_thread +.type __mlibc_spawn_thread, "function" +__mlibc_spawn_thread: + // __mlibc_spawn_thread(flags, stack, pid_out, child_tid, tls) + // (sp), 4(sp), 8(sp), 12(sp), 16(sp) + // syscall(NR_clone, flags, stack, ptid, ctid, tls) + // d0, d1, d2, d3, d4, d5 + + movem.l %d2-%d5, -(%sp) + + move.l #120, %d0 + movem.l 20(%sp), %d1-%d5 + addi.l #0x7048, %d5 + trap #0 + + tst.l %d0 + beq .child + + movem.l (%sp)+,%d2-%d5 + rts + +.child: + jbsr __mlibc_enter_thread@PLTPC + illegal + +.section .note.GNU-stack,"",%progbits + diff --git a/sysdeps/linux/update-syscall-list.py b/sysdeps/linux/update-syscall-list.py index 58825f7522..3a470a6659 100755 --- a/sysdeps/linux/update-syscall-list.py +++ b/sysdeps/linux/update-syscall-list.py @@ -22,7 +22,7 @@ # ADD NEW ARCHITECTURES HERE: these should match directory names in Linuxes arch/ # directory or the second element of one of the harnesses below -WANTED_ARCHES = ["riscv64", "x86_64", "arm64", "i386"] +WANTED_ARCHES = ["riscv64", "x86_64", "arm64", "i386", "m68k"] # How to translate from Linux arch directory names to gnutools architecture fields LINUX_GNU_TRANSLATION = { "arm64": "aarch64",