refactor: restructure the user space stuff.

[lunaix-os.git] / 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 2d78828a4f9dd72cb9bc047f9943f2a2ccc496a9..b48aeade91db4150136b9201f3872c5b616014e1 100644 (file)
--- a/lunaix-os/kernel/asm/x86/syscall.S
+++ b/lunaix-os/kernel/asm/x86/syscall.S
@@ -30,7 +30,7 @@
         .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
@@ -51,6 +51,17 @@
         .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
@@ -61,10 +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
@@ -76,18 +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