60 lines
1.9 KiB
C
60 lines
1.9 KiB
C
/*
|
|
* STM32F4XX EXTI
|
|
*
|
|
* Copyright (c) 2014 Alistair Francis <alistair@alistair23.me>
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
* of this software and associated documentation files (the "Software"), to deal
|
|
* in the Software without restriction, including without limitation the rights
|
|
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
* copies of the Software, and to permit persons to whom the Software is
|
|
* furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included in
|
|
* all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
|
|
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
* THE SOFTWARE.
|
|
*/
|
|
|
|
#ifndef HW_STM_EXTI_H
|
|
#define HW_STM_EXTI_H
|
|
|
|
#include "hw/sysbus.h"
|
|
#include "hw/hw.h"
|
|
|
|
#define EXTI_IMR 0x00
|
|
#define EXTI_EMR 0x04
|
|
#define EXTI_RTSR 0x08
|
|
#define EXTI_FTSR 0x0C
|
|
#define EXTI_SWIER 0x10
|
|
#define EXTI_PR 0x14
|
|
|
|
#define TYPE_STM32F4XX_EXTI "stm32f4xx-exti"
|
|
#define STM32F4XX_EXTI(obj) \
|
|
OBJECT_CHECK(STM32F4xxExtiState, (obj), TYPE_STM32F4XX_EXTI)
|
|
|
|
#define NUM_GPIO_EVENT_IN_LINES 16
|
|
#define NUM_INTERRUPT_OUT_LINES 16
|
|
|
|
typedef struct {
|
|
SysBusDevice parent_obj;
|
|
|
|
MemoryRegion mmio;
|
|
|
|
uint32_t exti_imr;
|
|
uint32_t exti_emr;
|
|
uint32_t exti_rtsr;
|
|
uint32_t exti_ftsr;
|
|
uint32_t exti_swier;
|
|
uint32_t exti_pr;
|
|
|
|
qemu_irq irq[NUM_INTERRUPT_OUT_LINES];
|
|
} STM32F4xxExtiState;
|
|
|
|
#endif
|