diff options
Diffstat (limited to 'arch/m68knommu')
-rw-r--r-- | arch/m68knommu/platform/coldfire/intc-2.c | 58 |
1 files changed, 25 insertions, 33 deletions
diff --git a/arch/m68knommu/platform/coldfire/intc-2.c b/arch/m68knommu/platform/coldfire/intc-2.c index ec869c8e8890..4d172a7a6fbc 100644 --- a/arch/m68knommu/platform/coldfire/intc-2.c +++ b/arch/m68knommu/platform/coldfire/intc-2.c | |||
@@ -45,54 +45,46 @@ static u8 intc_intpri = MCFSIM_ICR_LEVEL(6) | MCFSIM_ICR_PRI(6); | |||
45 | 45 | ||
46 | static void intc_irq_mask(struct irq_data *d) | 46 | static void intc_irq_mask(struct irq_data *d) |
47 | { | 47 | { |
48 | unsigned int irq = d->irq; | 48 | unsigned int irq = d->irq - MCFINT_VECBASE; |
49 | unsigned long imraddr; | ||
50 | u32 val, imrbit; | ||
49 | 51 | ||
50 | if ((irq >= MCFINT_VECBASE) && (irq <= MCFINT_VECBASE + NR_VECS)) { | ||
51 | unsigned long imraddr; | ||
52 | u32 val, imrbit; | ||
53 | |||
54 | irq -= MCFINT_VECBASE; | ||
55 | #ifdef MCFICM_INTC1 | 52 | #ifdef MCFICM_INTC1 |
56 | imraddr = (irq & 0x40) ? MCFICM_INTC1 : MCFICM_INTC0; | 53 | imraddr = (irq & 0x40) ? MCFICM_INTC1 : MCFICM_INTC0; |
57 | #else | 54 | #else |
58 | imraddr = MCFICM_INTC0; | 55 | imraddr = MCFICM_INTC0; |
59 | #endif | 56 | #endif |
60 | imraddr += (irq & 0x20) ? MCFINTC_IMRH : MCFINTC_IMRL; | 57 | imraddr += (irq & 0x20) ? MCFINTC_IMRH : MCFINTC_IMRL; |
61 | imrbit = 0x1 << (irq & 0x1f); | 58 | imrbit = 0x1 << (irq & 0x1f); |
62 | 59 | ||
63 | val = __raw_readl(imraddr); | 60 | val = __raw_readl(imraddr); |
64 | __raw_writel(val | imrbit, imraddr); | 61 | __raw_writel(val | imrbit, imraddr); |
65 | } | ||
66 | } | 62 | } |
67 | 63 | ||
68 | static void intc_irq_unmask(struct irq_data *d) | 64 | static void intc_irq_unmask(struct irq_data *d) |
69 | { | 65 | { |
70 | unsigned int irq = d->irq; | 66 | unsigned int irq = d->irq - MCFINT_VECBASE; |
67 | unsigned long intaddr, imraddr, icraddr; | ||
68 | u32 val, imrbit; | ||
71 | 69 | ||
72 | if ((irq >= MCFINT_VECBASE) && (irq <= MCFINT_VECBASE + NR_VECS)) { | ||
73 | unsigned long intaddr, imraddr, icraddr; | ||
74 | u32 val, imrbit; | ||
75 | |||
76 | irq -= MCFINT_VECBASE; | ||
77 | #ifdef MCFICM_INTC1 | 70 | #ifdef MCFICM_INTC1 |
78 | intaddr = (irq & 0x40) ? MCFICM_INTC1 : MCFICM_INTC0; | 71 | intaddr = (irq & 0x40) ? MCFICM_INTC1 : MCFICM_INTC0; |
79 | #else | 72 | #else |
80 | intaddr = MCFICM_INTC0; | 73 | intaddr = MCFICM_INTC0; |
81 | #endif | 74 | #endif |
82 | imraddr = intaddr + ((irq & 0x20) ? MCFINTC_IMRH : MCFINTC_IMRL); | 75 | imraddr = intaddr + ((irq & 0x20) ? MCFINTC_IMRH : MCFINTC_IMRL); |
83 | icraddr = intaddr + MCFINTC_ICR0 + (irq & 0x3f); | 76 | icraddr = intaddr + MCFINTC_ICR0 + (irq & 0x3f); |
84 | imrbit = 0x1 << (irq & 0x1f); | 77 | imrbit = 0x1 << (irq & 0x1f); |
85 | 78 | ||
86 | /* Don't set the "maskall" bit! */ | 79 | /* Don't set the "maskall" bit! */ |
87 | if ((irq & 0x20) == 0) | 80 | if ((irq & 0x20) == 0) |
88 | imrbit |= 0x1; | 81 | imrbit |= 0x1; |
89 | 82 | ||
90 | if (__raw_readb(icraddr) == 0) | 83 | if (__raw_readb(icraddr) == 0) |
91 | __raw_writeb(intc_intpri--, icraddr); | 84 | __raw_writeb(intc_intpri--, icraddr); |
92 | 85 | ||
93 | val = __raw_readl(imraddr); | 86 | val = __raw_readl(imraddr); |
94 | __raw_writel(val & ~imrbit, imraddr); | 87 | __raw_writel(val & ~imrbit, imraddr); |
95 | } | ||
96 | } | 88 | } |
97 | 89 | ||
98 | static int intc_irq_set_type(struct irq_data *d, unsigned int type) | 90 | static int intc_irq_set_type(struct irq_data *d, unsigned int type) |
@@ -119,7 +111,7 @@ void __init init_IRQ(void) | |||
119 | __raw_writel(0x1, MCFICM_INTC1 + MCFINTC_IMRL); | 111 | __raw_writel(0x1, MCFICM_INTC1 + MCFINTC_IMRL); |
120 | #endif | 112 | #endif |
121 | 113 | ||
122 | for (irq = 0; (irq < NR_IRQS); irq++) { | 114 | for (irq = MCFINT_VECBASE; (irq < MCFINT_VECBASE + NR_VECS); irq++) { |
123 | set_irq_chip(irq, &intc_irq_chip); | 115 | set_irq_chip(irq, &intc_irq_chip); |
124 | set_irq_type(irq, IRQ_TYPE_LEVEL_HIGH); | 116 | set_irq_type(irq, IRQ_TYPE_LEVEL_HIGH); |
125 | set_irq_handler(irq, handle_level_irq); | 117 | set_irq_handler(irq, handle_level_irq); |