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Diffstat (limited to 'include/asm-arm/arch-ixp2000/entry-macro.S')
| -rw-r--r-- | include/asm-arm/arch-ixp2000/entry-macro.S | 60 |
1 files changed, 0 insertions, 60 deletions
diff --git a/include/asm-arm/arch-ixp2000/entry-macro.S b/include/asm-arm/arch-ixp2000/entry-macro.S deleted file mode 100644 index 11d512ad5945..000000000000 --- a/include/asm-arm/arch-ixp2000/entry-macro.S +++ /dev/null | |||
| @@ -1,60 +0,0 @@ | |||
| 1 | /* | ||
| 2 | * include/asm-arm/arch-ixp2000/entry-macro.S | ||
| 3 | * | ||
| 4 | * Low-level IRQ helper macros for IXP2000-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 | */ | ||
| 10 | #include <asm/arch/irqs.h> | ||
| 11 | |||
| 12 | .macro disable_fiq | ||
| 13 | .endm | ||
| 14 | |||
| 15 | .macro get_irqnr_preamble, base, tmp | ||
| 16 | .endm | ||
| 17 | |||
| 18 | .macro arch_ret_to_user, tmp1, tmp2 | ||
| 19 | .endm | ||
| 20 | |||
| 21 | .macro get_irqnr_and_base, irqnr, irqstat, base, tmp | ||
| 22 | |||
| 23 | mov \irqnr, #0x0 @clear out irqnr as default | ||
| 24 | mov \base, #0xfe000000 | ||
| 25 | orr \base, \base, #0x00e00000 | ||
| 26 | orr \base, \base, #0x08 | ||
| 27 | ldr \irqstat, [\base] @ get interrupts | ||
| 28 | |||
| 29 | cmp \irqstat, #0 | ||
| 30 | beq 1001f | ||
| 31 | |||
| 32 | clz \irqnr, \irqstat | ||
| 33 | mov \base, #31 | ||
| 34 | subs \irqnr, \base, \irqnr | ||
| 35 | |||
| 36 | /* | ||
| 37 | * We handle PCIA and PCIB here so we don't have an | ||
| 38 | * extra layer of code just to check these two bits. | ||
| 39 | */ | ||
| 40 | cmp \irqnr, #IRQ_IXP2000_PCI | ||
| 41 | bne 1001f | ||
| 42 | |||
| 43 | mov \base, #0xfe000000 | ||
| 44 | orr \base, \base, #0x00c00000 | ||
| 45 | orr \base, \base, #0x00000100 | ||
| 46 | orr \base, \base, #0x00000058 | ||
| 47 | ldr \irqstat, [\base] | ||
| 48 | |||
| 49 | mov \tmp, #(1<<26) | ||
| 50 | tst \irqstat, \tmp | ||
| 51 | movne \irqnr, #IRQ_IXP2000_PCIA | ||
| 52 | bne 1001f | ||
| 53 | |||
| 54 | mov \tmp, #(1<<27) | ||
| 55 | tst \irqstat, \tmp | ||
| 56 | movne \irqnr, #IRQ_IXP2000_PCIB | ||
| 57 | |||
| 58 | 1001: | ||
| 59 | .endm | ||
| 60 | |||