X-Git-Url: https://scm.lunaixsky.com/lunaix-os.git/blobdiff_plain/77e7b21f117eecd04bb31257ee68dfc1f425a47e..87067c7f16425837971f5c1b5fd0fc5338757377:/lunaix-os/kernel/asm/x86/syscall.S diff --git a/lunaix-os/kernel/asm/x86/syscall.S b/lunaix-os/kernel/asm/x86/syscall.S index 2816bae..ac3fe80 100644 --- a/lunaix-os/kernel/asm/x86/syscall.S +++ b/lunaix-os/kernel/asm/x86/syscall.S @@ -20,18 +20,48 @@ .long __lxsys_waitpid /* 10 */ .long __lxsys_sigreturn .long __lxsys_sigprocmask - .long __lxsys_signal + .long __lxsys_sys_sigaction .long __lxsys_pause .long __lxsys_kill /* 15 */ .long __lxsys_alarm .long __lxsys_sigpending .long __lxsys_sigsuspend .long __lxsys_open - .long __lxsys_close + .long __lxsys_close /* 20 */ .long __lxsys_read .long __lxsys_write - .long __lxsys_readdir + .long __lxsys_sys_readdir .long __lxsys_mkdir + .long __lxsys_lseek /* 25 */ + .long __lxsys_geterrno + .long __lxsys_readlink + .long __lxsys_readlinkat + .long __lxsys_rmdir + .long __lxsys_unlink /* 30 */ + .long __lxsys_unlinkat + .long __lxsys_link + .long __lxsys_fsync + .long __lxsys_dup + .long __lxsys_dup2 /* 35 */ + .long __lxsys_realpathat + .long __lxsys_symlink + .long __lxsys_chdir + .long __lxsys_fchdir + .long __lxsys_getcwd /* 40 */ + .long __lxsys_rename + .long __lxsys_mount + .long __lxsys_unmount + .long __lxsys_getxattr + .long __lxsys_setxattr /* 45 */ + .long __lxsys_fgetxattr + .long __lxsys_fsetxattr + .long __lxsys_ioctl + .long __lxsys_getpgid + .long __lxsys_setpgid /* 50 */ + .long __lxsys_syslog + .long __lxsys_sys_mmap + .long __lxsys_munmap + .long __lxsys_execve 2: .rept __SYSCALL_MAX - (2b - 1b)/4 .long 0 @@ -42,10 +72,11 @@ .section .text syscall_hndlr: pushl %ebp - movl 8(%esp), %ebp + movl 8(%esp), %ebp // isr_param* - movl (%ebp), %eax /* eax: call code as well as the return value from syscall */ - cmpl $__SYSCALL_MAX, %eax + addl $4, %ebp + movl (%ebp), %eax /* eax: call code as well as the return value from syscall */ + cmpl $__SYSCALL_MAX, %eax jae 2f shll $2, %eax @@ -57,18 +88,17 @@ popl %ebp ret 1: - pushl 24(%ebp) /* esi - #6 arg */ - pushl 20(%ebp) /* ebp - #5 arg */ + pushl 24(%ebp) /* esi - #5 arg */ pushl 16(%ebp) /* edi - #4 arg */ pushl 12(%ebp) /* edx - #3 arg */ pushl 8(%ebp) /* ecx - #2 arg */ pushl 4(%ebp) /* ebx - #1 arg */ - call (%eax) + call *(%eax) movl %eax, (%ebp) /* save the return value */ - addl $24, %esp /* remove the parameters from stack */ + addl $20, %esp /* remove the parameters from stack */ popl %ebp