RTEMS  5.0.0
irq.h
1 /*===============================================================*\
2 | Project: RTEMS TQM8xx BSP |
3 +-----------------------------------------------------------------+
4 | This file has been adapted to MPC8xx by |
5 | Thomas Doerfler <Thomas.Doerfler@embedded-brains.de> |
6 | Copyright (c) 2008 |
7 | Embedded Brains GmbH |
8 | Obere Lagerstr. 30 |
9 | D-82178 Puchheim |
10 | Germany |
11 | rtems@embedded-brains.de |
12 | |
13 | See the other copyright notice below for the original parts. |
14 +-----------------------------------------------------------------+
15 | The license and distribution terms for this file may be |
16 | found in the file LICENSE in this distribution or at |
17 | |
18 | http://www.rtems.org/license/LICENSE. |
19 | |
20 +-----------------------------------------------------------------+
21 | this file contains the console driver |
22 \*===============================================================*/
23 /* derived from: generic MPC83xx BSP */
24 #ifndef TQM8xx_IRQ_IRQ_H
25 #define TQM8xx_IRQ_IRQ_H
26 
27 #include <stdbool.h>
28 
29 #include <rtems.h>
30 #include <rtems/irq.h>
31 #include <rtems/irq-extension.h>
32 
33 /*
34  * the following definitions specify the indices used
35  * to interface the interrupt handler API
36  */
37 
38 /*
39  * Peripheral IRQ handlers related definitions
40  */
41 #define BSP_SIU_PER_IRQ_NUMBER 16
42 #define BSP_SIU_IRQ_LOWEST_OFFSET 0
43 #define BSP_SIU_IRQ_MAX_OFFSET (BSP_SIU_IRQ_LOWEST_OFFSET\
44  +BSP_SIU_PER_IRQ_NUMBER-1)
45 
46 #define BSP_IS_SIU_IRQ(irqnum) \
47  (((irqnum) >= BSP_SIU_IRQ_LOWEST_OFFSET) && \
48  ((irqnum) <= BSP_SIU_IRQ_MAX_OFFSET))
49 
50 #define BSP_CPM_PER_IRQ_NUMBER 32
51 #define BSP_CPM_IRQ_LOWEST_OFFSET (BSP_SIU_IRQ_MAX_OFFSET+1)
52 #define BSP_CPM_IRQ_MAX_OFFSET (BSP_CPM_IRQ_LOWEST_OFFSET\
53  +BSP_CPM_PER_IRQ_NUMBER-1)
54 
55 #define BSP_IS_CPM_IRQ(irqnum) \
56  (((irqnum) >= BSP_CPM_IRQ_LOWEST_OFFSET) && \
57  ((irqnum) <= BSP_CPM_IRQ_MAX_OFFSET))
58 /*
59  * Processor IRQ handlers related definitions
60  */
61 #define BSP_PROCESSOR_IRQ_NUMBER 1
62 #define BSP_PROCESSOR_IRQ_LOWEST_OFFSET (BSP_CPM_IRQ_MAX_OFFSET+1)
63 #define BSP_PROCESSOR_IRQ_MAX_OFFSET (BSP_PROCESSOR_IRQ_LOWEST_OFFSET\
64  +BSP_PROCESSOR_IRQ_NUMBER-1)
65 
66 #define BSP_IS_PROCESSOR_IRQ(irqnum) \
67  (((irqnum) >= BSP_PROCESSOR_IRQ_LOWEST_OFFSET) && \
68  ((irqnum) <= BSP_PROCESSOR_IRQ_MAX_OFFSET))
69 /*
70  * Summary
71  */
72 #define BSP_IRQ_NUMBER (BSP_PROCESSOR_IRQ_MAX_OFFSET+1)
73 #define BSP_LOWEST_OFFSET BSP_SIU_IRQ_LOWEST_OFFSET
74 #define BSP_MAX_OFFSET BSP_PROCESSOR_IRQ_MAX_OFFSET
75 
76 #define BSP_IS_VALID_IRQ(irqnum) \
77  (BSP_IS_PROCESSOR_IRQ(irqnum) \
78  || BSP_IS_SIU_IRQ(irqnum) \
79  || BSP_IS_CPM_IRQ(irqnum))
80 
81 #ifndef ASM
82 #ifdef __cplusplus
83 extern "C" {
84 #endif
85 
86 /*
87  * index table for the module specific handlers, a few entries are only placeholders
88  */
89  typedef enum {
90  BSP_SIU_EXT_IRQ_0 = BSP_SIU_IRQ_LOWEST_OFFSET + 0,
91  BSP_SIU_INT_IRQ_0 = BSP_SIU_IRQ_LOWEST_OFFSET + 1,
92  BSP_SIU_EXT_IRQ_1 = BSP_SIU_IRQ_LOWEST_OFFSET + 2,
93  BSP_SIU_INT_IRQ_1 = BSP_SIU_IRQ_LOWEST_OFFSET + 3,
94  BSP_SIU_EXT_IRQ_2 = BSP_SIU_IRQ_LOWEST_OFFSET + 4,
95  BSP_SIU_INT_IRQ_2 = BSP_SIU_IRQ_LOWEST_OFFSET + 5,
96  BSP_SIU_EXT_IRQ_3 = BSP_SIU_IRQ_LOWEST_OFFSET + 6,
97  BSP_SIU_INT_IRQ_3 = BSP_SIU_IRQ_LOWEST_OFFSET + 7,
98  BSP_SIU_EXT_IRQ_4 = BSP_SIU_IRQ_LOWEST_OFFSET + 8,
99  BSP_SIU_INT_IRQ_4 = BSP_SIU_IRQ_LOWEST_OFFSET + 9,
100  BSP_SIU_EXT_IRQ_5 = BSP_SIU_IRQ_LOWEST_OFFSET + 10,
101  BSP_SIU_INT_IRQ_5 = BSP_SIU_IRQ_LOWEST_OFFSET + 11,
102  BSP_SIU_EXT_IRQ_6 = BSP_SIU_IRQ_LOWEST_OFFSET + 12,
103  BSP_SIU_INT_IRQ_6 = BSP_SIU_IRQ_LOWEST_OFFSET + 13,
104  BSP_SIU_EXT_IRQ_7 = BSP_SIU_IRQ_LOWEST_OFFSET + 14,
105  BSP_SIU_INT_IRQ_7 = BSP_SIU_IRQ_LOWEST_OFFSET + 15,
106  BSP_SIU_IRQ_LAST = BSP_SIU_IRQ_MAX_OFFSET,
107  /*
108  * Some CPM IRQ symbolic name definition
109  */
110  BSP_CPM_IRQ_ERROR = (BSP_CPM_IRQ_LOWEST_OFFSET),
111  BSP_CPM_IRQ_PARALLEL_IO_PC4 = (BSP_CPM_IRQ_LOWEST_OFFSET + 1),
112  BSP_CPM_IRQ_PARALLEL_IO_PC5 = (BSP_CPM_IRQ_LOWEST_OFFSET + 2),
113  BSP_CPM_IRQ_SMC2_OR_PIP = (BSP_CPM_IRQ_LOWEST_OFFSET + 3),
114  BSP_CPM_IRQ_SMC1 = (BSP_CPM_IRQ_LOWEST_OFFSET + 4),
115  BSP_CPM_IRQ_SPI = (BSP_CPM_IRQ_LOWEST_OFFSET + 5),
116  BSP_CPM_IRQ_PARALLEL_IO_PC6 = (BSP_CPM_IRQ_LOWEST_OFFSET + 6),
117  BSP_CPM_IRQ_TIMER_4 = (BSP_CPM_IRQ_LOWEST_OFFSET + 7),
118  BSP_CPM_IRQ_PARALLEL_IO_PC7 = (BSP_CPM_IRQ_LOWEST_OFFSET + 9),
119  BSP_CPM_IRQ_PARALLEL_IO_PC8 = (BSP_CPM_IRQ_LOWEST_OFFSET + 10),
120  BSP_CPM_IRQ_PARALLEL_IO_PC9 = (BSP_CPM_IRQ_LOWEST_OFFSET + 11),
121  BSP_CPM_IRQ_TIMER_3 = (BSP_CPM_IRQ_LOWEST_OFFSET + 12),
122  BSP_CPM_IRQ_PARALLEL_IO_PC10= (BSP_CPM_IRQ_LOWEST_OFFSET + 14),
123  BSP_CPM_IRQ_PARALLEL_IO_PC11= (BSP_CPM_IRQ_LOWEST_OFFSET + 15),
124  BSP_CPM_I2C = (BSP_CPM_IRQ_LOWEST_OFFSET + 16),
125  BSP_CPM_RISC_TIMER_TABLE = (BSP_CPM_IRQ_LOWEST_OFFSET + 17),
126  BSP_CPM_IRQ_TIMER_2 = (BSP_CPM_IRQ_LOWEST_OFFSET + 18),
127  BSP_CPM_IDMA2 = (BSP_CPM_IRQ_LOWEST_OFFSET + 20),
128  BSP_CPM_IDMA1 = (BSP_CPM_IRQ_LOWEST_OFFSET + 21),
129  BSP_CPM_SDMA_CHANNEL_BUS_ERR= (BSP_CPM_IRQ_LOWEST_OFFSET + 22),
130  BSP_CPM_IRQ_PARALLEL_IO_PC12= (BSP_CPM_IRQ_LOWEST_OFFSET + 23),
131  BSP_CPM_IRQ_PARALLEL_IO_PC13= (BSP_CPM_IRQ_LOWEST_OFFSET + 24),
132  BSP_CPM_IRQ_TIMER_1 = (BSP_CPM_IRQ_LOWEST_OFFSET + 25),
133  BSP_CPM_IRQ_PARALLEL_IO_PC14= (BSP_CPM_IRQ_LOWEST_OFFSET + 26),
134  BSP_CPM_IRQ_SCC4 = (BSP_CPM_IRQ_LOWEST_OFFSET + 27),
135  BSP_CPM_IRQ_SCC3 = (BSP_CPM_IRQ_LOWEST_OFFSET + 28),
136  BSP_CPM_IRQ_SCC2 = (BSP_CPM_IRQ_LOWEST_OFFSET + 29),
137  BSP_CPM_IRQ_SCC1 = (BSP_CPM_IRQ_LOWEST_OFFSET + 30),
138  BSP_CPM_IRQ_PARALLEL_IO_PC15= (BSP_CPM_IRQ_LOWEST_OFFSET + 31),
139  BSP_CPM_IRQ_LAST = BSP_CPM_IRQ_MAX_OFFSET,
140  } rtems_irq_symbolic_name;
141 
142  /*
143  * Symbolic name for CPM interrupt on SIU Internal level 2
144  */
145 #define BSP_CPM_INTERRUPT BSP_SIU_INT_IRQ_2
146 #define BSP_PERIODIC_TIMER BSP_SIU_INT_IRQ_6
147 #define BSP_FAST_ETHERNET_CTRL BSP_SIU_INT_IRQ_3
148 
149 #define BSP_INTERRUPT_VECTOR_MIN BSP_LOWEST_OFFSET
150 
151 #define BSP_INTERRUPT_VECTOR_MAX BSP_MAX_OFFSET
152 
153 extern int BSP_irq_enabled_at_cpm(const rtems_irq_number irqLine);
154 
155 #ifdef __cplusplus
156 }
157 #endif
158 #endif /* ASM */
159 
160 #endif /* TQM8XX_IRQ_IRQ_H */
irq-extension.h
Header file for the Interrupt Manager Extension.
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