summaryrefslogblamecommitdiff
path: root/arch/arm/mach-l7200/include/mach/entry-macro.S
blob: 1726d91fc1d3de6dfcb8b14233666840feec24d9 (plain) (tree) 
1da177e4c3f4

a09e64fbc009 ^

1da177e4c3f4







a09e64fbc009 ^

1da177e4c3f4






f80dff9da07d ^






1da177e4c3f4













1

2

3
4
5
6
7
8
9

10

11
12
13
14
15
16

17
18
19
20
21
22

23
24
25
26
27
28
29
30
31
32
33
34
35

  
                                                 






                                                                   
                          





                                                 





                                                     












                                                                                    
/*
 * arch/arm/mach-l7200/include/mach/entry-macro.S
 *
 * Low-level IRQ helper macros for L7200-based platforms
 *
 * This file is licensed under  the terms of the GNU General Public
 * License version 2. This program is licensed "as is" without any
 * warranty of any kind, whether express or implied.
 */
#include <mach/hardware.h>

		.equ	irq_base_addr,	IO_BASE_2

		.macro  disable_fiq
		.endm

		.macro  get_irqnr_preamble, base, tmp
		.endm

		.macro  arch_ret_to_user, tmp1, tmp2
		.endm

		.macro  get_irqnr_and_base, irqnr, irqstat, base, tmp
		mov     \irqstat, #irq_base_addr		@ Virt addr IRQ regs
		add	\irqstat, \irqstat, #0x00001000		@ Status reg
		ldr     \irqstat, [\irqstat, #0]		@ get interrupts
		mov     \irqnr, #0
1001:		tst     \irqstat, #1
		addeq   \irqnr, \irqnr, #1
		moveq   \irqstat, \irqstat, lsr #1
		tsteq   \irqnr, #32
		beq     1001b
		teq     \irqnr, #32
		.endm