diff options
Diffstat (limited to 'arch')
-rw-r--r-- | arch/score/include/asm/irq.h | 10 | ||||
-rw-r--r-- | arch/score/kernel/irq.c | 33 |
2 files changed, 23 insertions, 20 deletions
diff --git a/arch/score/include/asm/irq.h b/arch/score/include/asm/irq.h index 401f6704848c..6edd2a2adef7 100644 --- a/arch/score/include/asm/irq.h +++ b/arch/score/include/asm/irq.h | |||
@@ -18,16 +18,6 @@ | |||
18 | 18 | ||
19 | #define irq_canonicalize(irq) (irq) | 19 | #define irq_canonicalize(irq) (irq) |
20 | 20 | ||
21 | #define P_INT_PNDL 0x95F50000 | ||
22 | #define P_INT_PNDH 0x95F50004 | ||
23 | #define P_INT_PRIORITY_M 0x95F50008 | ||
24 | #define P_INT_PRIORITY_SG0 0x95F50010 | ||
25 | #define P_INT_PRIORITY_SG1 0x95F50014 | ||
26 | #define P_INT_PRIORITY_SG2 0x95F50018 | ||
27 | #define P_INT_PRIORITY_SG3 0x95F5001C | ||
28 | #define P_INT_MASKL 0x95F50020 | ||
29 | #define P_INT_MASKH 0x95F50024 | ||
30 | |||
31 | #define IRQ_TIMER (7) /* Timer IRQ number of SPCT6600 */ | 21 | #define IRQ_TIMER (7) /* Timer IRQ number of SPCT6600 */ |
32 | 22 | ||
33 | #endif /* _ASM_SCORE_IRQ_H */ | 23 | #endif /* _ASM_SCORE_IRQ_H */ |
diff --git a/arch/score/kernel/irq.c b/arch/score/kernel/irq.c index 55474e8e9725..47647dde09ca 100644 --- a/arch/score/kernel/irq.c +++ b/arch/score/kernel/irq.c | |||
@@ -29,6 +29,19 @@ | |||
29 | 29 | ||
30 | #include <asm/io.h> | 30 | #include <asm/io.h> |
31 | 31 | ||
32 | /* the interrupt controller is hardcoded at this address */ | ||
33 | #define SCORE_PIC ((u32 __iomem __force *)0x95F50000) | ||
34 | |||
35 | #define INT_PNDL 0 | ||
36 | #define INT_PNDH 1 | ||
37 | #define INT_PRIORITY_M 2 | ||
38 | #define INT_PRIORITY_SG0 4 | ||
39 | #define INT_PRIORITY_SG1 5 | ||
40 | #define INT_PRIORITY_SG2 6 | ||
41 | #define INT_PRIORITY_SG3 7 | ||
42 | #define INT_MASKL 8 | ||
43 | #define INT_MASKH 9 | ||
44 | |||
32 | /* | 45 | /* |
33 | * handles all normal device IRQs | 46 | * handles all normal device IRQs |
34 | */ | 47 | */ |
@@ -44,11 +57,11 @@ static void score_mask(unsigned int irq_nr) | |||
44 | unsigned int irq_source = 63 - irq_nr; | 57 | unsigned int irq_source = 63 - irq_nr; |
45 | 58 | ||
46 | if (irq_source < 32) | 59 | if (irq_source < 32) |
47 | __raw_writel((__raw_readl((void *)P_INT_MASKL) | \ | 60 | __raw_writel((__raw_readl(SCORE_PIC + INT_MASKL) | \ |
48 | (1 << irq_source)), (void *)P_INT_MASKL); | 61 | (1 << irq_source)), SCORE_PIC + INT_MASKL); |
49 | else | 62 | else |
50 | __raw_writel((__raw_readl((void *)P_INT_MASKH) | \ | 63 | __raw_writel((__raw_readl(SCORE_PIC + INT_MASKH) | \ |
51 | (1 << (irq_source - 32))), (void *)P_INT_MASKH); | 64 | (1 << (irq_source - 32))), SCORE_PIC + INT_MASKH); |
52 | } | 65 | } |
53 | 66 | ||
54 | static void score_unmask(unsigned int irq_nr) | 67 | static void score_unmask(unsigned int irq_nr) |
@@ -56,11 +69,11 @@ static void score_unmask(unsigned int irq_nr) | |||
56 | unsigned int irq_source = 63 - irq_nr; | 69 | unsigned int irq_source = 63 - irq_nr; |
57 | 70 | ||
58 | if (irq_source < 32) | 71 | if (irq_source < 32) |
59 | __raw_writel((__raw_readl((void *)P_INT_MASKL) & \ | 72 | __raw_writel((__raw_readl(SCORE_PIC + INT_MASKL) & \ |
60 | ~(1 << irq_source)), (void *)P_INT_MASKL); | 73 | ~(1 << irq_source)), SCORE_PIC + INT_MASKL); |
61 | else | 74 | else |
62 | __raw_writel((__raw_readl((void *)P_INT_MASKH) & \ | 75 | __raw_writel((__raw_readl(SCORE_PIC + INT_MASKH) & \ |
63 | ~(1 << (irq_source - 32))), (void *)P_INT_MASKH); | 76 | ~(1 << (irq_source - 32))), SCORE_PIC + INT_MASKH); |
64 | } | 77 | } |
65 | 78 | ||
66 | struct irq_chip score_irq_chip = { | 79 | struct irq_chip score_irq_chip = { |
@@ -88,8 +101,8 @@ void __init init_IRQ(void) | |||
88 | memcpy((void *)target_addr, \ | 101 | memcpy((void *)target_addr, \ |
89 | interrupt_exception_vector, IRQ_VECTOR_SIZE); | 102 | interrupt_exception_vector, IRQ_VECTOR_SIZE); |
90 | 103 | ||
91 | __raw_writel(0xffffffff, (void *)P_INT_MASKL); | 104 | __raw_writel(0xffffffff, SCORE_PIC + INT_MASKL); |
92 | __raw_writel(0xffffffff, (void *)P_INT_MASKH); | 105 | __raw_writel(0xffffffff, SCORE_PIC + INT_MASKH); |
93 | 106 | ||
94 | __asm__ __volatile__( | 107 | __asm__ __volatile__( |
95 | "mtcr %0, cr3\n\t" | 108 | "mtcr %0, cr3\n\t" |