108 lines
2.2 KiB
ArmAsm
Executable file
108 lines
2.2 KiB
ArmAsm
Executable file
/*
|
|
* arch/arm/mach-footbridge/include/mach/entry-macro.S
|
|
*
|
|
* Low-level IRQ helper macros for footbridge-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>
|
|
#include <mach/irqs.h>
|
|
#include <asm/hardware/dec21285.h>
|
|
|
|
.equ dc21285_high, ARMCSR_BASE & 0xff000000
|
|
.equ dc21285_low, ARMCSR_BASE & 0x00ffffff
|
|
|
|
.macro get_irqnr_preamble, base, tmp
|
|
mov \base, #dc21285_high
|
|
.if dc21285_low
|
|
orr \base, \base, #dc21285_low
|
|
.endif
|
|
.endm
|
|
|
|
.macro get_irqnr_and_base, irqnr, irqstat, base, tmp
|
|
ldr \irqstat, [\base, #0x180] @ get interrupts
|
|
|
|
mov \irqnr, #IRQ_SDRAMPARITY
|
|
tst \irqstat, #IRQ_MASK_SDRAMPARITY
|
|
bne 1001f
|
|
|
|
tst \irqstat, #IRQ_MASK_UART_RX
|
|
movne \irqnr, #IRQ_CONRX
|
|
bne 1001f
|
|
|
|
tst \irqstat, #IRQ_MASK_DMA1
|
|
movne \irqnr, #IRQ_DMA1
|
|
bne 1001f
|
|
|
|
tst \irqstat, #IRQ_MASK_DMA2
|
|
movne \irqnr, #IRQ_DMA2
|
|
bne 1001f
|
|
|
|
tst \irqstat, #IRQ_MASK_IN0
|
|
movne \irqnr, #IRQ_IN0
|
|
bne 1001f
|
|
|
|
tst \irqstat, #IRQ_MASK_IN1
|
|
movne \irqnr, #IRQ_IN1
|
|
bne 1001f
|
|
|
|
tst \irqstat, #IRQ_MASK_IN2
|
|
movne \irqnr, #IRQ_IN2
|
|
bne 1001f
|
|
|
|
tst \irqstat, #IRQ_MASK_IN3
|
|
movne \irqnr, #IRQ_IN3
|
|
bne 1001f
|
|
|
|
tst \irqstat, #IRQ_MASK_PCI
|
|
movne \irqnr, #IRQ_PCI
|
|
bne 1001f
|
|
|
|
tst \irqstat, #IRQ_MASK_DOORBELLHOST
|
|
movne \irqnr, #IRQ_DOORBELLHOST
|
|
bne 1001f
|
|
|
|
tst \irqstat, #IRQ_MASK_I2OINPOST
|
|
movne \irqnr, #IRQ_I2OINPOST
|
|
bne 1001f
|
|
|
|
tst \irqstat, #IRQ_MASK_TIMER1
|
|
movne \irqnr, #IRQ_TIMER1
|
|
bne 1001f
|
|
|
|
tst \irqstat, #IRQ_MASK_TIMER2
|
|
movne \irqnr, #IRQ_TIMER2
|
|
bne 1001f
|
|
|
|
tst \irqstat, #IRQ_MASK_TIMER3
|
|
movne \irqnr, #IRQ_TIMER3
|
|
bne 1001f
|
|
|
|
tst \irqstat, #IRQ_MASK_UART_TX
|
|
movne \irqnr, #IRQ_CONTX
|
|
bne 1001f
|
|
|
|
tst \irqstat, #IRQ_MASK_PCI_ABORT
|
|
movne \irqnr, #IRQ_PCI_ABORT
|
|
bne 1001f
|
|
|
|
tst \irqstat, #IRQ_MASK_PCI_SERR
|
|
movne \irqnr, #IRQ_PCI_SERR
|
|
bne 1001f
|
|
|
|
tst \irqstat, #IRQ_MASK_DISCARD_TIMER
|
|
movne \irqnr, #IRQ_DISCARD_TIMER
|
|
bne 1001f
|
|
|
|
tst \irqstat, #IRQ_MASK_PCI_DPERR
|
|
movne \irqnr, #IRQ_PCI_DPERR
|
|
bne 1001f
|
|
|
|
tst \irqstat, #IRQ_MASK_PCI_PERR
|
|
movne \irqnr, #IRQ_PCI_PERR
|
|
1001:
|
|
.endm
|
|
|