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e64d8c83 AF |
1 | /* |
2 | * STM32F4XX EXTI | |
3 | * | |
4 | * Copyright (c) 2014 Alistair Francis <alistair@alistair23.me> | |
5 | * | |
6 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
7 | * of this software and associated documentation files (the "Software"), to deal | |
8 | * in the Software without restriction, including without limitation the rights | |
9 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
10 | * copies of the Software, and to permit persons to whom the Software is | |
11 | * furnished to do so, subject to the following conditions: | |
12 | * | |
13 | * The above copyright notice and this permission notice shall be included in | |
14 | * all copies or substantial portions of the Software. | |
15 | * | |
16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
19 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | |
22 | * THE SOFTWARE. | |
23 | */ | |
24 | ||
25 | #ifndef HW_STM_EXTI_H | |
26 | #define HW_STM_EXTI_H | |
27 | ||
28 | #include "hw/sysbus.h" | |
29 | #include "hw/hw.h" | |
db1015e9 | 30 | #include "qom/object.h" |
e64d8c83 AF |
31 | |
32 | #define EXTI_IMR 0x00 | |
33 | #define EXTI_EMR 0x04 | |
34 | #define EXTI_RTSR 0x08 | |
35 | #define EXTI_FTSR 0x0C | |
36 | #define EXTI_SWIER 0x10 | |
37 | #define EXTI_PR 0x14 | |
38 | ||
39 | #define TYPE_STM32F4XX_EXTI "stm32f4xx-exti" | |
db1015e9 | 40 | typedef struct STM32F4xxExtiState STM32F4xxExtiState; |
e64d8c83 AF |
41 | #define STM32F4XX_EXTI(obj) \ |
42 | OBJECT_CHECK(STM32F4xxExtiState, (obj), TYPE_STM32F4XX_EXTI) | |
43 | ||
44 | #define NUM_GPIO_EVENT_IN_LINES 16 | |
45 | #define NUM_INTERRUPT_OUT_LINES 16 | |
46 | ||
db1015e9 | 47 | struct STM32F4xxExtiState { |
e64d8c83 AF |
48 | SysBusDevice parent_obj; |
49 | ||
50 | MemoryRegion mmio; | |
51 | ||
52 | uint32_t exti_imr; | |
53 | uint32_t exti_emr; | |
54 | uint32_t exti_rtsr; | |
55 | uint32_t exti_ftsr; | |
56 | uint32_t exti_swier; | |
57 | uint32_t exti_pr; | |
58 | ||
59 | qemu_irq irq[NUM_INTERRUPT_OUT_LINES]; | |
db1015e9 | 60 | }; |
e64d8c83 AF |
61 | |
62 | #endif |