1 /* ASB2305 Initialisation
3 * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
4 * Written by David Howells (dhowells@redhat.com)
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public Licence
8 * as published by the Free Software Foundation; either version
9 * 2 of the Licence, or (at your option) any later version.
11 #include <linux/kernel.h>
12 #include <linux/param.h>
13 #include <linux/init.h>
14 #include <linux/pci.h>
16 #include <asm/setup.h>
17 #include <asm/processor.h>
18 #include <asm/cpu/intctl-regs.h>
19 #include <asm/cpu/rtc-regs.h>
20 #include <asm/cpu/serial-regs.h>
21 #include <unit/serial.h>
24 * initialise some of the unit hardware before gdbstub is set up
26 asmlinkage void __init unit_init(void)
28 #ifndef CONFIG_GDBSTUB_ON_TTYSx
29 /* set the 16550 interrupt line to level 3 if not being used for GDB */
30 set_intr_level(XIRQ0, GxICR_LEVEL_3);
35 * initialise the rest of the unit hardware after gdbstub is ready
37 void __init unit_setup(void)
45 * initialise the external interrupts used by a unit of this type
47 void __init unit_init_IRQ(void)
51 for (extnum = 0; extnum < NR_XIRQS; extnum++) {
52 switch (GET_XIRQ_TRIGGER(extnum)) {
53 case XIRQ_TRIGGER_HILEVEL:
54 case XIRQ_TRIGGER_LOWLEVEL:
55 set_intr_postackable(XIRQ2IRQ(extnum));