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Sys calls are called ipc calls now

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- the syscalls are pretty much just ipc calls, however, sendrec() is
  used to implement system task (sys) calls

- sendrec() won't be used anymore for this, therefore ipc calls will
  become pure ipc calls
This commit is contained in:
Tomas Hruby 2010-02-09 15:13:07 +00:00
parent 8a03d497b8
commit b14a86ca5c
7 changed files with 10 additions and 10 deletions
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2
kernel/arch/i386/apic.c
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@ -407,7 +407,7 @@ PRIVATE struct gate_table_s gate_table_ioapic[] = {
}; };
PRIVATE struct gate_table_s gate_table_common[] = { PRIVATE struct gate_table_s gate_table_common[] = {
{ syscall_entry, SYS386_VECTOR, USER_PRIVILEGE }, { ipc_entry, SYS386_VECTOR, USER_PRIVILEGE },
{ level0_call, LEVEL0_VECTOR, TASK_PRIVILEGE }, { level0_call, LEVEL0_VECTOR, TASK_PRIVILEGE },
{ NULL, 0, 0} { NULL, 0, 0}
}; };

6
kernel/arch/i386/mpx386.S
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@ -380,8 +380,8 @@ hwint15:
* syscall is only from a process to kernel * syscall is only from a process to kernel
*/ */
.balign 16 .balign 16
.globl syscall_entry .globl ipc_entry
syscall_entry: ipc_entry:
SAVE_PROCESS_CTX(0) SAVE_PROCESS_CTX(0)
@ -401,7 +401,7 @@ syscall_entry:
/* for stack trace */ /* for stack trace */
movl $0, %ebp movl $0, %ebp
call sys_call call do_ipc
/* restore the current process pointer and save the return value */ /* restore the current process pointer and save the return value */
add $4 * 4, %esp add $4 * 4, %esp

2
kernel/arch/i386/protect.c
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@ -212,7 +212,7 @@ PUBLIC void idt_init(void)
{ alignment_check, ALIGNMENT_CHECK_VECTOR, INTR_PRIVILEGE }, { alignment_check, ALIGNMENT_CHECK_VECTOR, INTR_PRIVILEGE },
{ machine_check, MACHINE_CHECK_VECTOR, INTR_PRIVILEGE }, { machine_check, MACHINE_CHECK_VECTOR, INTR_PRIVILEGE },
{ simd_exception, SIMD_EXCEPTION_VECTOR, INTR_PRIVILEGE }, { simd_exception, SIMD_EXCEPTION_VECTOR, INTR_PRIVILEGE },
{ syscall_entry, SYS386_VECTOR, USER_PRIVILEGE },/* 386 system call */ { ipc_entry, SYS386_VECTOR, USER_PRIVILEGE },/* 386 system call */
{ level0_call, LEVEL0_VECTOR, TASK_PRIVILEGE }, { level0_call, LEVEL0_VECTOR, TASK_PRIVILEGE },
{ NULL, 0, 0} { NULL, 0, 0}
}; };

2
kernel/arch/i386/proto.h
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@ -43,7 +43,7 @@ void _PROTOTYPE( simd_exception, (void) );
/* Software interrupt handlers, in numerical order. */ /* Software interrupt handlers, in numerical order. */
_PROTOTYPE( void trp, (void) ); _PROTOTYPE( void trp, (void) );
_PROTOTYPE( void syscall_entry, (void) ); _PROTOTYPE( void ipc_entry, (void) );
_PROTOTYPE( void level0_call, (void) ); _PROTOTYPE( void level0_call, (void) );
/* memory.c */ /* memory.c */

4
kernel/arch/i386/system.c
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@ -477,11 +477,11 @@ PUBLIC void arch_do_syscall(struct proc *proc)
m_ptr = (message *) proc->p_reg.bx; m_ptr = (message *) proc->p_reg.bx;
bit_map = proc->p_reg.dx; bit_map = proc->p_reg.dx;
/* sys_call() expects the given process's memory to be accessible. */ /* do_ipc() expects the given process's memory to be accessible. */
vm_set_cr3(proc); vm_set_cr3(proc);
/* Make the system call, for real this time. */ /* Make the system call, for real this time. */
proc->p_reg.retreg = sys_call(call_nr, src_dst_e, m_ptr, bit_map); proc->p_reg.retreg = do_ipc(call_nr, src_dst_e, m_ptr, bit_map);
} }
PUBLIC struct proc * arch_finish_schedcheck(void) PUBLIC struct proc * arch_finish_schedcheck(void)

2
kernel/proc.c
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@ -283,7 +283,7 @@ check_misc_flags:
/*===========================================================================* /*===========================================================================*
* sys_call * * sys_call *
*===========================================================================*/ *===========================================================================*/
PUBLIC int sys_call(call_nr, src_dst_e, m_ptr, bit_map) PUBLIC int do_ipc(call_nr, src_dst_e, m_ptr, bit_map)
int call_nr; /* system call number and flags */ int call_nr; /* system call number and flags */
int src_dst_e; /* src to receive from or dst to send to */ int src_dst_e; /* src to receive from or dst to send to */
message *m_ptr; /* pointer to message in the caller's space */ message *m_ptr; /* pointer to message in the caller's space */

2
kernel/proto.h
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@ -28,7 +28,7 @@ _PROTOTYPE( int kprintf, (const char *fmt, ...) );
_PROTOTYPE( void minix_panic, (char *s, int n) ); _PROTOTYPE( void minix_panic, (char *s, int n) );
/* proc.c */ /* proc.c */
_PROTOTYPE( int sys_call, (int call_nr, int src_dst, _PROTOTYPE( int do_ipc, (int call_nr, int src_dst,
message *m_ptr, long bit_map) ); message *m_ptr, long bit_map) );
_PROTOTYPE( int lock_notify, (int src, int dst) ); _PROTOTYPE( int lock_notify, (int src, int dst) );
_PROTOTYPE( int mini_notify, (struct proc *src, endpoint_t dst) ); _PROTOTYPE( int mini_notify, (struct proc *src, endpoint_t dst) );