projects / GitHub / mt8127 / android_kernel_alcatel_ttab.git / blame
| Commit | Line | Data |
|---|---|---|
| 6fa3eb70 S |
1 | #include <mach/hardware.h> |
| 2 | #include <linux/version.h> | |
| 3 | ||
| 4 | #if LINUX_VERSION_CODE < KERNEL_VERSION(3,10,0) | |
| 5 | #include <asm/hardware/gic.h> | |
| 6 | #else | |
| 7 | #include <linux/irqchip/arm-gic.h> | |
| 8 | #endif | |
| 9 | ||
| 10 | #include "mt_reg_base.h" | |
| 11 | #include "irqs.h" | |
| 12 | ||
| 13 | /* leave disable_fiq as an empty macro */ | |
| 14 | .macro disable_fiq | |
| 15 | .endm | |
| 16 | ||
| 17 | .macro get_irqnr_preamble, base, tmp | |
| 18 | ldr \base, =GIC_CPU_BASE | |
| 19 | .endm | |
| 20 | ||
| 21 | .macro arch_ret_to_user, tmp1, tmp2 | |
| 22 | .endm | |
| 23 | ||
| 24 | .macro get_irqnr_and_base, irqnr, irqstat, base, tmp | |
| 25 | #if defined(CONFIG_FIQ) && !defined(CONFIG_MTK_IN_HOUSE_TEE_SUPPORT) | |
| 26 | ldr \irqstat, [\base, #GIC_CPU_AIAR] /* bits 12-10 = src CPU, 9-0 = int # */ | |
| 27 | #else | |
| 28 | ldr \irqstat, [\base, #GIC_CPU_INTACK] /* bits 12-10 = src CPU, 9-0 = int # */ | |
| 29 | #endif | |
| 30 | ldr \tmp, =NR_IRQS | |
| 31 | bic \irqnr, \irqstat, #0x1c00 | |
| 32 | ||
| 33 | /* if (irqnr >= NR_IRQS) return NO_IRQ (0) */ | |
| 34 | cmp \irqnr, \tmp | |
| 35 | movcs \tmp, #0 | |
| 36 | bcs BSYM(702f) | |
| 37 | ||
| 38 | /* if (irqnr >= 27) return HAVE_IRQ (1) */ | |
| 39 | cmp \irqnr, #(27) | |
| 40 | movcs \tmp, #1 | |
| 41 | bcs BSYM(702f) | |
| 42 | ||
| 43 | /* if (irqnr == FIQ_DBG_SGI) return HAVE_IRQ (1) */ | |
| 44 | cmp \irqnr, #FIQ_DBG_SGI | |
| 45 | moveq \tmp, #1 | |
| 46 | beq BSYM(702f) | |
| 47 | ||
| 48 | /* otherwise, return NO_IRQ (0) */ | |
| 49 | mov \tmp, #0 | |
| 50 | ||
| 51 | 702: | |
| 52 | cmp \tmp, #0 | |
| 53 | cmpeq \irqnr, \irqnr | |
| 54 | .endm | |
| 55 | ||
| 56 | .macro test_for_ipi, irqnr, irqstat, base, tmp | |
| 57 | bic \irqnr, \irqstat, #0x1c00 | |
| 58 | cmp \irqnr, #16 | |
| 59 | #if defined(CONFIG_FIQ) && !defined(CONFIG_MTK_IN_HOUSE_TEE_SUPPORT) | |
| 60 | strcc \irqstat, [\base, #GIC_CPU_AEOI] | |
| 61 | #else | |
| 62 | strcc \irqstat, [\base, #GIC_CPU_EOI] | |
| 63 | #endif | |
| 64 | cmpcs \irqnr, \irqnr | |
| 65 | .endm | |
| 66 | ||
| 67 | .macro test_for_ltirq, irqnr, irqstat, base, tmp | |
| 68 | bic \irqnr, \irqstat, #0x1c00 | |
| 69 | mov \tmp, #0 | |
| 70 | cmp \irqnr, #29 | |
| 71 | moveq \tmp, #1 | |
| 72 | #if defined(CONFIG_FIQ) && !defined(CONFIG_MTK_IN_HOUSE_TEE_SUPPORT) | |
| 73 | streq \irqstat, [\base, #GIC_CPU_AEOI] | |
| 74 | #else | |
| 75 | streq \irqstat, [\base, #GIC_CPU_EOI] | |
| 76 | #endif | |
| 77 | cmp \tmp, #0 | |
| 78 | .endm | |
| 79 | .macro test_for_wdtirq, irqnr, irqstat, base, tmp | |
| 80 | bic \irqnr, \irqstat, #0x1c00 | |
| 81 | mov \tmp, #0 | |
| 82 | cmp \irqnr, #30 | |
| 83 | moveq \tmp, #1 | |
| 84 | #if defined(CONFIG_FIQ) && !defined(CONFIG_MTK_IN_HOUSE_TEE_SUPPORT) | |
| 85 | streq \irqstat, [\base, #GIC_CPU_AEOI] | |
| 86 | #else | |
| 87 | streq \irqstat, [\base, #GIC_CPU_EOI] | |
| 88 | #endif | |
| 89 | cmp \tmp, #0 | |
| 90 | .endm | |
| 91 |