[ARM] Cleanup ARM includes
[linux-3.10.git] / include / asm-arm / arch-integrator / entry-macro.S
1 /*
2  * include/asm-arm/arch-integrator/entry-macro.S
3  *
4  * Low-level IRQ helper macros for Integrator platforms
5  *
6  * This file is licensed under  the terms of the GNU General Public
7  * License version 2. This program is licensed "as is" without any
8  * warranty of any kind, whether express or implied.
9  */
10 #include <asm/hardware.h>
11 #include <asm/arch/irqs.h>
12
13                 .macro  disable_fiq
14                 .endm
15
16                 .macro  get_irqnr_and_base, irqnr, irqstat, base, tmp
17 /* FIXME: should not be using soo many LDRs here */
18                 ldr     \base, =IO_ADDRESS(INTEGRATOR_IC_BASE)
19                 mov     \irqnr, #IRQ_PIC_START
20                 ldr     \irqstat, [\base, #IRQ_STATUS]          @ get masked status
21                 ldr     \base, =IO_ADDRESS(INTEGRATOR_HDR_BASE)
22                 teq     \irqstat, #0
23                 ldreq   \irqstat, [\base, #(INTEGRATOR_HDR_IC_OFFSET+IRQ_STATUS)]
24                 moveq   \irqnr, #IRQ_CIC_START
25
26 1001:           tst     \irqstat, #15
27                 bne     1002f
28                 add     \irqnr, \irqnr, #4
29                 movs    \irqstat, \irqstat, lsr #4
30                 bne     1001b
31 1002:           tst     \irqstat, #1
32                 bne     1003f
33                 add     \irqnr, \irqnr, #1
34                 movs    \irqstat, \irqstat, lsr #1
35                 bne     1002b
36 1003:           /* EQ will be set if no irqs pending */
37                 .endm
38