1 // SPDX-License-Identifier: GPL-2.0 2 /* System call table for i386. */ 3 4 #include <linux/linkage.h> 5 #include <linux/sys.h> 6 #include <linux/cache.h> 7 #include <asm/asm-offsets.h> 8 #include <asm/syscall.h> 9 10 #ifdef CONFIG_IA32_EMULATION 11 /* On X86_64, we use struct pt_regs * to pass parameters to syscalls */ 12 #define __SYSCALL_I386(nr, sym, qual) extern asmlinkage long sym(const struct pt_regs *); 13 14 /* this is a lie, but it does not hurt as sys_ni_syscall just returns -EINVAL */ 15 extern asmlinkage long sys_ni_syscall(const struct pt_regs *); 16 17 #else /* CONFIG_IA32_EMULATION */ 18 #define __SYSCALL_I386(nr, sym, qual) extern asmlinkage long sym(unsigned long, unsigned long, unsigned long, unsigned long, unsigned long, unsigned long); 19 extern asmlinkage long sys_ni_syscall(unsigned long, unsigned long, unsigned long, unsigned long, unsigned long, unsigned long); 20 #endif /* CONFIG_IA32_EMULATION */ 21 22 #include <asm/syscalls_32.h> 23 #undef __SYSCALL_I386 24 25 #define __SYSCALL_I386(nr, sym, qual) [nr] = sym, 26 27 __visible const sys_call_ptr_t ia32_sys_call_table[__NR_syscall_compat_max+1] = { 28 /* 29 * Smells like a compiler bug -- it doesn't work 30 * when the & below is removed. 31 */ 32 [0 ... __NR_syscall_compat_max] = &sys_ni_syscall, 33 #include <asm/syscalls_32.h> 34 }; 35