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1/*
2 * arch/arm/include/asm/hardware/entry-macro-iomd.S
3 *
4 * Low-level IRQ helper macros for IOC/IOMD 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
11/* IOC / IOMD based hardware */
12#include <asm/hardware/iomd.h>
13
14 .macro disable_fiq
15 mov r12, #ioc_base_high
16 .if ioc_base_low
17 orr r12, r12, #ioc_base_low
18 .endif
19 strb r12, [r12, #0x38] @ Disable FIQ register
20 .endm
21
22 .macro get_irqnr_and_base, irqnr, irqstat, base, tmp
23 ldrb \irqstat, [\base, #IOMD_IRQREQB] @ get high priority first
24 ldr \tmp, =irq_prio_h
25 teq \irqstat, #0
26#ifdef IOMD_BASE
27 ldreqb \irqstat, [\base, #IOMD_DMAREQ] @ get dma
28 addeq \tmp, \tmp, #256 @ irq_prio_h table size
29 teqeq \irqstat, #0
30 bne 2406f
31#endif
32 ldreqb \irqstat, [\base, #IOMD_IRQREQA] @ get low priority
33 addeq \tmp, \tmp, #256 @ irq_prio_d table size
34 teqeq \irqstat, #0
35#ifdef IOMD_IRQREQC
36 ldreqb \irqstat, [\base, #IOMD_IRQREQC]
37 addeq \tmp, \tmp, #256 @ irq_prio_l table size
38 teqeq \irqstat, #0
39#endif
40#ifdef IOMD_IRQREQD
41 ldreqb \irqstat, [\base, #IOMD_IRQREQD]
42 addeq \tmp, \tmp, #256 @ irq_prio_lc table size
43 teqeq \irqstat, #0
44#endif
452406: ldrneb \irqnr, [\tmp, \irqstat] @ get IRQ number
46 .endm
47
48/*
49 * Interrupt table (incorporates priority). Please note that we
50 * rely on the order of these tables (see above code).
51 */
52 .align 5
53irq_prio_h: .byte 0, 8, 9, 8,10,10,10,10,11,11,11,11,10,10,10,10
54 .byte 12, 8, 9, 8,10,10,10,10,11,11,11,11,10,10,10,10
55 .byte 13,13,13,13,10,10,10,10,11,11,11,11,10,10,10,10
56 .byte 13,13,13,13,10,10,10,10,11,11,11,11,10,10,10,10
57 .byte 14,14,14,14,10,10,10,10,11,11,11,11,10,10,10,10
58 .byte 14,14,14,14,10,10,10,10,11,11,11,11,10,10,10,10
59 .byte 13,13,13,13,10,10,10,10,11,11,11,11,10,10,10,10
60 .byte 13,13,13,13,10,10,10,10,11,11,11,11,10,10,10,10
61 .byte 15,15,15,15,10,10,10,10,11,11,11,11,10,10,10,10
62 .byte 15,15,15,15,10,10,10,10,11,11,11,11,10,10,10,10
63 .byte 13,13,13,13,10,10,10,10,11,11,11,11,10,10,10,10
64 .byte 13,13,13,13,10,10,10,10,11,11,11,11,10,10,10,10
65 .byte 15,15,15,15,10,10,10,10,11,11,11,11,10,10,10,10
66 .byte 15,15,15,15,10,10,10,10,11,11,11,11,10,10,10,10
67 .byte 13,13,13,13,10,10,10,10,11,11,11,11,10,10,10,10
68 .byte 13,13,13,13,10,10,10,10,11,11,11,11,10,10,10,10
69#ifdef IOMD_BASE
70irq_prio_d: .byte 0,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
71 .byte 20,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
72 .byte 21,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
73 .byte 21,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
74 .byte 22,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
75 .byte 22,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
76 .byte 21,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
77 .byte 21,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
78 .byte 23,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
79 .byte 23,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
80 .byte 21,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
81 .byte 21,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
82 .byte 22,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
83 .byte 22,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
84 .byte 21,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
85 .byte 21,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
86#endif
87irq_prio_l: .byte 0, 0, 1, 0, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3
88 .byte 4, 0, 1, 0, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3
89 .byte 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5
90 .byte 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5
91 .byte 6, 6, 6, 6, 6, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3
92 .byte 6, 6, 6, 6, 6, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3
93 .byte 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5
94 .byte 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5
95 .byte 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7
96 .byte 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7
97 .byte 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7
98 .byte 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7
99 .byte 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7
100 .byte 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7
101 .byte 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7
102 .byte 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7
103#ifdef IOMD_IRQREQC
104irq_prio_lc: .byte 24,24,25,24,26,26,26,26,27,27,27,27,27,27,27,27
105 .byte 28,24,25,24,26,26,26,26,27,27,27,27,27,27,27,27
106 .byte 29,29,29,29,29,29,29,29,29,29,29,29,29,29,29,29
107 .byte 29,29,29,29,29,29,29,29,29,29,29,29,29,29,29,29
108 .byte 30,30,30,30,30,30,30,30,27,27,27,27,27,27,27,27
109 .byte 30,30,30,30,30,30,30,30,27,27,27,27,27,27,27,27
110 .byte 29,29,29,29,29,29,29,29,29,29,29,29,29,29,29,29
111 .byte 29,29,29,29,29,29,29,29,29,29,29,29,29,29,29,29
112 .byte 31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,31
113 .byte 31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,31
114 .byte 31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,31
115 .byte 31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,31
116 .byte 31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,31
117 .byte 31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,31
118 .byte 31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,31
119 .byte 31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,31
120#endif
121#ifdef IOMD_IRQREQD
122irq_prio_ld: .byte 40,40,41,40,42,42,42,42,43,43,43,43,43,43,43,43
123 .byte 44,40,41,40,42,42,42,42,43,43,43,43,43,43,43,43
124 .byte 45,45,45,45,45,45,45,45,45,45,45,45,45,45,45,45
125 .byte 45,45,45,45,45,45,45,45,45,45,45,45,45,45,45,45
126 .byte 46,46,46,46,46,46,46,46,43,43,43,43,43,43,43,43
127 .byte 46,46,46,46,46,46,46,46,43,43,43,43,43,43,43,43
128 .byte 45,45,45,45,45,45,45,45,45,45,45,45,45,45,45,45
129 .byte 45,45,45,45,45,45,45,45,45,45,45,45,45,45,45,45
130 .byte 47,47,47,47,47,47,47,47,47,47,47,47,47,47,47,47
131 .byte 47,47,47,47,47,47,47,47,47,47,47,47,47,47,47,47
132 .byte 47,47,47,47,47,47,47,47,47,47,47,47,47,47,47,47
133 .byte 47,47,47,47,47,47,47,47,47,47,47,47,47,47,47,47
134 .byte 47,47,47,47,47,47,47,47,47,47,47,47,47,47,47,47
135 .byte 47,47,47,47,47,47,47,47,47,47,47,47,47,47,47,47
136 .byte 47,47,47,47,47,47,47,47,47,47,47,47,47,47,47,47
137 .byte 47,47,47,47,47,47,47,47,47,47,47,47,47,47,47,47
138#endif
139
1/*
2 * arch/arm/include/asm/hardware/entry-macro-iomd.S
3 *
4 * Low-level IRQ helper macros for IOC/IOMD 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
11/* IOC / IOMD based hardware */
12#include <asm/hardware/iomd.h>
13
14 .macro get_irqnr_and_base, irqnr, irqstat, base, tmp
15 ldrb \irqstat, [\base, #IOMD_IRQREQB] @ get high priority first
16 ldr \tmp, =irq_prio_h
17 teq \irqstat, #0
18#ifdef IOMD_BASE
19 ldrbeq \irqstat, [\base, #IOMD_DMAREQ] @ get dma
20 addeq \tmp, \tmp, #256 @ irq_prio_h table size
21 teqeq \irqstat, #0
22 bne 2406f
23#endif
24 ldrbeq \irqstat, [\base, #IOMD_IRQREQA] @ get low priority
25 addeq \tmp, \tmp, #256 @ irq_prio_d table size
26 teqeq \irqstat, #0
27#ifdef IOMD_IRQREQC
28 ldrbeq \irqstat, [\base, #IOMD_IRQREQC]
29 addeq \tmp, \tmp, #256 @ irq_prio_l table size
30 teqeq \irqstat, #0
31#endif
32#ifdef IOMD_IRQREQD
33 ldrbeq \irqstat, [\base, #IOMD_IRQREQD]
34 addeq \tmp, \tmp, #256 @ irq_prio_lc table size
35 teqeq \irqstat, #0
36#endif
372406: ldrbne \irqnr, [\tmp, \irqstat] @ get IRQ number
38 .endm
39
40/*
41 * Interrupt table (incorporates priority). Please note that we
42 * rely on the order of these tables (see above code).
43 */
44 .align 5
45irq_prio_h: .byte 0, 8, 9, 8,10,10,10,10,11,11,11,11,10,10,10,10
46 .byte 12, 8, 9, 8,10,10,10,10,11,11,11,11,10,10,10,10
47 .byte 13,13,13,13,10,10,10,10,11,11,11,11,10,10,10,10
48 .byte 13,13,13,13,10,10,10,10,11,11,11,11,10,10,10,10
49 .byte 14,14,14,14,10,10,10,10,11,11,11,11,10,10,10,10
50 .byte 14,14,14,14,10,10,10,10,11,11,11,11,10,10,10,10
51 .byte 13,13,13,13,10,10,10,10,11,11,11,11,10,10,10,10
52 .byte 13,13,13,13,10,10,10,10,11,11,11,11,10,10,10,10
53 .byte 15,15,15,15,10,10,10,10,11,11,11,11,10,10,10,10
54 .byte 15,15,15,15,10,10,10,10,11,11,11,11,10,10,10,10
55 .byte 13,13,13,13,10,10,10,10,11,11,11,11,10,10,10,10
56 .byte 13,13,13,13,10,10,10,10,11,11,11,11,10,10,10,10
57 .byte 15,15,15,15,10,10,10,10,11,11,11,11,10,10,10,10
58 .byte 15,15,15,15,10,10,10,10,11,11,11,11,10,10,10,10
59 .byte 13,13,13,13,10,10,10,10,11,11,11,11,10,10,10,10
60 .byte 13,13,13,13,10,10,10,10,11,11,11,11,10,10,10,10
61#ifdef IOMD_BASE
62irq_prio_d: .byte 0,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
63 .byte 20,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
64 .byte 21,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
65 .byte 21,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
66 .byte 22,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
67 .byte 22,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
68 .byte 21,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
69 .byte 21,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
70 .byte 23,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
71 .byte 23,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
72 .byte 21,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
73 .byte 21,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
74 .byte 22,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
75 .byte 22,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
76 .byte 21,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
77 .byte 21,16,17,16,18,16,17,16,19,16,17,16,18,16,17,16
78#endif
79irq_prio_l: .byte 0, 0, 1, 0, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3
80 .byte 4, 0, 1, 0, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3
81 .byte 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5
82 .byte 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5
83 .byte 6, 6, 6, 6, 6, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3
84 .byte 6, 6, 6, 6, 6, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3
85 .byte 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5
86 .byte 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5
87 .byte 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7
88 .byte 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7
89 .byte 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7
90 .byte 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7
91 .byte 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7
92 .byte 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7
93 .byte 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7
94 .byte 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7
95#ifdef IOMD_IRQREQC
96irq_prio_lc: .byte 24,24,25,24,26,26,26,26,27,27,27,27,27,27,27,27
97 .byte 28,24,25,24,26,26,26,26,27,27,27,27,27,27,27,27
98 .byte 29,29,29,29,29,29,29,29,29,29,29,29,29,29,29,29
99 .byte 29,29,29,29,29,29,29,29,29,29,29,29,29,29,29,29
100 .byte 30,30,30,30,30,30,30,30,27,27,27,27,27,27,27,27
101 .byte 30,30,30,30,30,30,30,30,27,27,27,27,27,27,27,27
102 .byte 29,29,29,29,29,29,29,29,29,29,29,29,29,29,29,29
103 .byte 29,29,29,29,29,29,29,29,29,29,29,29,29,29,29,29
104 .byte 31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,31
105 .byte 31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,31
106 .byte 31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,31
107 .byte 31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,31
108 .byte 31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,31
109 .byte 31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,31
110 .byte 31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,31
111 .byte 31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,31
112#endif
113#ifdef IOMD_IRQREQD
114irq_prio_ld: .byte 40,40,41,40,42,42,42,42,43,43,43,43,43,43,43,43
115 .byte 44,40,41,40,42,42,42,42,43,43,43,43,43,43,43,43
116 .byte 45,45,45,45,45,45,45,45,45,45,45,45,45,45,45,45
117 .byte 45,45,45,45,45,45,45,45,45,45,45,45,45,45,45,45
118 .byte 46,46,46,46,46,46,46,46,43,43,43,43,43,43,43,43
119 .byte 46,46,46,46,46,46,46,46,43,43,43,43,43,43,43,43
120 .byte 45,45,45,45,45,45,45,45,45,45,45,45,45,45,45,45
121 .byte 45,45,45,45,45,45,45,45,45,45,45,45,45,45,45,45
122 .byte 47,47,47,47,47,47,47,47,47,47,47,47,47,47,47,47
123 .byte 47,47,47,47,47,47,47,47,47,47,47,47,47,47,47,47
124 .byte 47,47,47,47,47,47,47,47,47,47,47,47,47,47,47,47
125 .byte 47,47,47,47,47,47,47,47,47,47,47,47,47,47,47,47
126 .byte 47,47,47,47,47,47,47,47,47,47,47,47,47,47,47,47
127 .byte 47,47,47,47,47,47,47,47,47,47,47,47,47,47,47,47
128 .byte 47,47,47,47,47,47,47,47,47,47,47,47,47,47,47,47
129 .byte 47,47,47,47,47,47,47,47,47,47,47,47,47,47,47,47
130#endif
131