diff options
Diffstat (limited to 'arch/mips/basler/excite/excite_irq.c')
-rw-r--r-- | arch/mips/basler/excite/excite_irq.c | 122 |
1 files changed, 0 insertions, 122 deletions
diff --git a/arch/mips/basler/excite/excite_irq.c b/arch/mips/basler/excite/excite_irq.c deleted file mode 100644 index 934e0a6b1011..000000000000 --- a/arch/mips/basler/excite/excite_irq.c +++ /dev/null | |||
@@ -1,122 +0,0 @@ | |||
1 | /* | ||
2 | * Copyright (C) by Basler Vision Technologies AG | ||
3 | * Author: Thomas Koeller <thomas.koeller@baslereb.com> | ||
4 | * | ||
5 | * This program is free software; you can redistribute it and/or modify | ||
6 | * it under the terms of the GNU General Public License as published by | ||
7 | * the Free Software Foundation; either version 2 of the License, or | ||
8 | * (at your option) any later version. | ||
9 | * | ||
10 | * This program is distributed in the hope that it will be useful, | ||
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
13 | * GNU General Public License for more details. | ||
14 | * | ||
15 | * You should have received a copy of the GNU General Public License | ||
16 | * along with this program; if not, write to the Free Software | ||
17 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
18 | */ | ||
19 | |||
20 | #include <linux/errno.h> | ||
21 | #include <linux/init.h> | ||
22 | #include <linux/kernel_stat.h> | ||
23 | #include <linux/module.h> | ||
24 | #include <linux/signal.h> | ||
25 | #include <linux/sched.h> | ||
26 | #include <linux/types.h> | ||
27 | #include <linux/interrupt.h> | ||
28 | #include <linux/ioport.h> | ||
29 | #include <linux/timex.h> | ||
30 | #include <linux/slab.h> | ||
31 | #include <linux/random.h> | ||
32 | #include <linux/bitops.h> | ||
33 | #include <asm/bootinfo.h> | ||
34 | #include <asm/io.h> | ||
35 | #include <asm/irq.h> | ||
36 | #include <asm/irq_cpu.h> | ||
37 | #include <asm/mipsregs.h> | ||
38 | #include <asm/system.h> | ||
39 | #include <asm/rm9k-ocd.h> | ||
40 | |||
41 | #include <excite.h> | ||
42 | |||
43 | extern asmlinkage void excite_handle_int(void); | ||
44 | |||
45 | /* | ||
46 | * Initialize the interrupt handler | ||
47 | */ | ||
48 | void __init arch_init_irq(void) | ||
49 | { | ||
50 | mips_cpu_irq_init(); | ||
51 | rm7k_cpu_irq_init(); | ||
52 | rm9k_cpu_irq_init(); | ||
53 | } | ||
54 | |||
55 | asmlinkage void plat_irq_dispatch(void) | ||
56 | { | ||
57 | const u32 | ||
58 | interrupts = read_c0_cause() >> 8, | ||
59 | mask = ((read_c0_status() >> 8) & 0x000000ff) | | ||
60 | (read_c0_intcontrol() & 0x0000ff00), | ||
61 | pending = interrupts & mask; | ||
62 | u32 msgintflags, msgintmask, msgint; | ||
63 | |||
64 | /* process timer interrupt */ | ||
65 | if (pending & (1 << TIMER_IRQ)) { | ||
66 | do_IRQ(TIMER_IRQ); | ||
67 | return; | ||
68 | } | ||
69 | |||
70 | /* Process PCI interrupts */ | ||
71 | #if USB_IRQ < 10 | ||
72 | msgintflags = ocd_readl(INTP0Status0 + (USB_MSGINT / 0x20 * 0x10)); | ||
73 | msgintmask = ocd_readl(INTP0Mask0 + (USB_MSGINT / 0x20 * 0x10)); | ||
74 | msgint = msgintflags & msgintmask & (0x1 << (USB_MSGINT % 0x20)); | ||
75 | if ((pending & (1 << USB_IRQ)) && msgint) { | ||
76 | #else | ||
77 | if (pending & (1 << USB_IRQ)) { | ||
78 | #endif | ||
79 | do_IRQ(USB_IRQ); | ||
80 | return; | ||
81 | } | ||
82 | |||
83 | /* Process TITAN interrupts */ | ||
84 | msgintflags = ocd_readl(INTP0Status0 + (TITAN_MSGINT / 0x20 * 0x10)); | ||
85 | msgintmask = ocd_readl(INTP0Mask0 + (TITAN_MSGINT / 0x20 * 0x10)); | ||
86 | msgint = msgintflags & msgintmask & (0x1 << (TITAN_MSGINT % 0x20)); | ||
87 | if ((pending & (1 << TITAN_IRQ)) && msgint) { | ||
88 | ocd_writel(msgint, INTP0Clear0 + (TITAN_MSGINT / 0x20 * 0x10)); | ||
89 | do_IRQ(TITAN_IRQ); | ||
90 | return; | ||
91 | } | ||
92 | |||
93 | /* Process FPGA line #0 interrupts */ | ||
94 | msgintflags = ocd_readl(INTP0Status0 + (FPGA0_MSGINT / 0x20 * 0x10)); | ||
95 | msgintmask = ocd_readl(INTP0Mask0 + (FPGA0_MSGINT / 0x20 * 0x10)); | ||
96 | msgint = msgintflags & msgintmask & (0x1 << (FPGA0_MSGINT % 0x20)); | ||
97 | if ((pending & (1 << FPGA0_IRQ)) && msgint) { | ||
98 | do_IRQ(FPGA0_IRQ); | ||
99 | return; | ||
100 | } | ||
101 | |||
102 | /* Process FPGA line #1 interrupts */ | ||
103 | msgintflags = ocd_readl(INTP0Status0 + (FPGA1_MSGINT / 0x20 * 0x10)); | ||
104 | msgintmask = ocd_readl(INTP0Mask0 + (FPGA1_MSGINT / 0x20 * 0x10)); | ||
105 | msgint = msgintflags & msgintmask & (0x1 << (FPGA1_MSGINT % 0x20)); | ||
106 | if ((pending & (1 << FPGA1_IRQ)) && msgint) { | ||
107 | do_IRQ(FPGA1_IRQ); | ||
108 | return; | ||
109 | } | ||
110 | |||
111 | /* Process PHY interrupts */ | ||
112 | msgintflags = ocd_readl(INTP0Status0 + (PHY_MSGINT / 0x20 * 0x10)); | ||
113 | msgintmask = ocd_readl(INTP0Mask0 + (PHY_MSGINT / 0x20 * 0x10)); | ||
114 | msgint = msgintflags & msgintmask & (0x1 << (PHY_MSGINT % 0x20)); | ||
115 | if ((pending & (1 << PHY_IRQ)) && msgint) { | ||
116 | do_IRQ(PHY_IRQ); | ||
117 | return; | ||
118 | } | ||
119 | |||
120 | /* Process spurious interrupts */ | ||
121 | spurious_interrupt(); | ||
122 | } | ||