projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 | 1 | /* |
| a09e64fb | 2 | * arch/arm/mach-footbridge/include/mach/entry-macro.S |
| 1da177e4 LT |
3 | * |
| 4 | * Low-level IRQ helper macros for footbridge-based 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 | */ | |
| a09e64fb RK |
10 | #include <mach/hardware.h> |
| 11 | #include <mach/irqs.h> | |
| 1da177e4 LT |
12 | #include <asm/hardware/dec21285.h> |
| 13 | ||
| 641e7912 RK |
14 | .equ dc21285_high, ARMCSR_BASE & 0xff000000 |
| 15 | .equ dc21285_low, ARMCSR_BASE & 0x00ffffff | |
| 16 | ||
| f80dff9d | 17 | .macro get_irqnr_preamble, base, tmp |
| 641e7912 RK |
18 | mov \base, #dc21285_high |
| 19 | .if dc21285_low | |
| 20 | orr \base, \base, #dc21285_low | |
| 21 | .endif | |
| f80dff9d DW |
22 | .endm |
| 23 | ||
| 1da177e4 | 24 | .macro get_irqnr_and_base, irqnr, irqstat, base, tmp |
| 641e7912 | 25 | ldr \irqstat, [\base, #0x180] @ get interrupts |
| 1da177e4 LT |
26 | |
| 27 | mov \irqnr, #IRQ_SDRAMPARITY | |
| 28 | tst \irqstat, #IRQ_MASK_SDRAMPARITY | |
| 29 | bne 1001f | |
| 30 | ||
| 31 | tst \irqstat, #IRQ_MASK_UART_RX | |
| 32 | movne \irqnr, #IRQ_CONRX | |
| 33 | bne 1001f | |
| 34 | ||
| 35 | tst \irqstat, #IRQ_MASK_DMA1 | |
| 36 | movne \irqnr, #IRQ_DMA1 | |
| 37 | bne 1001f | |
| 38 | ||
| 39 | tst \irqstat, #IRQ_MASK_DMA2 | |
| 40 | movne \irqnr, #IRQ_DMA2 | |
| 41 | bne 1001f | |
| 42 | ||
| 43 | tst \irqstat, #IRQ_MASK_IN0 | |
| 44 | movne \irqnr, #IRQ_IN0 | |
| 45 | bne 1001f | |
| 46 | ||
| 47 | tst \irqstat, #IRQ_MASK_IN1 | |
| 48 | movne \irqnr, #IRQ_IN1 | |
| 49 | bne 1001f | |
| 50 | ||
| 51 | tst \irqstat, #IRQ_MASK_IN2 | |
| 52 | movne \irqnr, #IRQ_IN2 | |
| 53 | bne 1001f | |
| 54 | ||
| 55 | tst \irqstat, #IRQ_MASK_IN3 | |
| 56 | movne \irqnr, #IRQ_IN3 | |
| 57 | bne 1001f | |
| 58 | ||
| 59 | tst \irqstat, #IRQ_MASK_PCI | |
| 60 | movne \irqnr, #IRQ_PCI | |
| 61 | bne 1001f | |
| 62 | ||
| 63 | tst \irqstat, #IRQ_MASK_DOORBELLHOST | |
| 64 | movne \irqnr, #IRQ_DOORBELLHOST | |
| 65 | bne 1001f | |
| 66 | ||
| 67 | tst \irqstat, #IRQ_MASK_I2OINPOST | |
| 68 | movne \irqnr, #IRQ_I2OINPOST | |
| 69 | bne 1001f | |
| 70 | ||
| 71 | tst \irqstat, #IRQ_MASK_TIMER1 | |
| 72 | movne \irqnr, #IRQ_TIMER1 | |
| 73 | bne 1001f | |
| 74 | ||
| 75 | tst \irqstat, #IRQ_MASK_TIMER2 | |
| 76 | movne \irqnr, #IRQ_TIMER2 | |
| 77 | bne 1001f | |
| 78 | ||
| 79 | tst \irqstat, #IRQ_MASK_TIMER3 | |
| 80 | movne \irqnr, #IRQ_TIMER3 | |
| 81 | bne 1001f | |
| 82 | ||
| 83 | tst \irqstat, #IRQ_MASK_UART_TX | |
| 84 | movne \irqnr, #IRQ_CONTX | |
| 85 | bne 1001f | |
| 86 | ||
| 87 | tst \irqstat, #IRQ_MASK_PCI_ABORT | |
| 88 | movne \irqnr, #IRQ_PCI_ABORT | |
| 89 | bne 1001f | |
| 90 | ||
| 91 | tst \irqstat, #IRQ_MASK_PCI_SERR | |
| 92 | movne \irqnr, #IRQ_PCI_SERR | |
| 93 | bne 1001f | |
| 94 | ||
| 95 | tst \irqstat, #IRQ_MASK_DISCARD_TIMER | |
| 96 | movne \irqnr, #IRQ_DISCARD_TIMER | |
| 97 | bne 1001f | |
| 98 | ||
| 99 | tst \irqstat, #IRQ_MASK_PCI_DPERR | |
| 100 | movne \irqnr, #IRQ_PCI_DPERR | |
| 101 | bne 1001f | |
| 102 | ||
| 103 | tst \irqstat, #IRQ_MASK_PCI_PERR | |
| 104 | movne \irqnr, #IRQ_PCI_PERR | |
| 105 | 1001: | |
| 106 | .endm | |
| 107 |