/* * STM32F4XX EXTI * * Copyright (c) 2014 Alistair Francis * * 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" #include "qom/object.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" typedef struct STM32F4xxExtiState STM32F4xxExtiState; #define STM32F4XX_EXTI(obj) \ OBJECT_CHECK(STM32F4xxExtiState, (obj), TYPE_STM32F4XX_EXTI) #define NUM_GPIO_EVENT_IN_LINES 16 #define NUM_INTERRUPT_OUT_LINES 16 struct STM32F4xxExtiState { 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]; }; #endif