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Added a new irq_control system call

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This is currently an empty call. It will be used for registering,
receiving and releasing irqs.
This commit is contained in:
Bahadir Balban
2009-11-23 16:46:51 +02:00
parent b994083e27
commit e0c40ece5d
12 changed files with 26 additions and 30 deletions
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10
conts/libl4/src/arm/syscalls.S
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@@ -1,7 +1,7 @@
/*
* Userspace system call interface.
*
* Copyright (C) 2007 Bahadir Balban
* Copyright (C) 2007 - 2009 Bahadir Balban
*/
#include <l4lib/arch/asm.h>
#include <l4lib/arch/utcb.h>
@@ -186,15 +186,15 @@ END_PROC(l4_ipc_control)
/*
* Manipulates address spaces, e.g. sets up shared memory areas between threads
* @r0 = operation code, @r1 = struct shm_kdata *kdata
* @r0 = operation code, @r1 = operation flags, @r2 = An id (irqnum, or capid)
*/
BEGIN_PROC(l4_space_control)
BEGIN_PROC(l4_irq_control)
stmfd sp!, {lr}
ldr r12, =__l4_space_control
ldr r12, =__l4_irq_control
mov lr, pc
ldr pc, [r12]
ldmfd sp!, {pc} @ Restore original lr and return.
END_PROC(l4_space_control)
END_PROC(l4_irq_control)
/*
* Locks/unlocks a userspace mutex.