1e64d8c83SAlistair Francis /* 2e64d8c83SAlistair Francis * STM32F4XX EXTI 3e64d8c83SAlistair Francis * 4e64d8c83SAlistair Francis * Copyright (c) 2014 Alistair Francis <alistair@alistair23.me> 5e64d8c83SAlistair Francis * 6e64d8c83SAlistair Francis * Permission is hereby granted, free of charge, to any person obtaining a copy 7e64d8c83SAlistair Francis * of this software and associated documentation files (the "Software"), to deal 8e64d8c83SAlistair Francis * in the Software without restriction, including without limitation the rights 9e64d8c83SAlistair Francis * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 10e64d8c83SAlistair Francis * copies of the Software, and to permit persons to whom the Software is 11e64d8c83SAlistair Francis * furnished to do so, subject to the following conditions: 12e64d8c83SAlistair Francis * 13e64d8c83SAlistair Francis * The above copyright notice and this permission notice shall be included in 14e64d8c83SAlistair Francis * all copies or substantial portions of the Software. 15e64d8c83SAlistair Francis * 16e64d8c83SAlistair Francis * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17e64d8c83SAlistair Francis * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18e64d8c83SAlistair Francis * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 19e64d8c83SAlistair Francis * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 20e64d8c83SAlistair Francis * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 21e64d8c83SAlistair Francis * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 22e64d8c83SAlistair Francis * THE SOFTWARE. 23e64d8c83SAlistair Francis */ 24e64d8c83SAlistair Francis 25e64d8c83SAlistair Francis #ifndef HW_STM_EXTI_H 26e64d8c83SAlistair Francis #define HW_STM_EXTI_H 27e64d8c83SAlistair Francis 28e64d8c83SAlistair Francis #include "hw/sysbus.h" 29e64d8c83SAlistair Francis #include "hw/hw.h" 30*db1015e9SEduardo Habkost #include "qom/object.h" 31e64d8c83SAlistair Francis 32e64d8c83SAlistair Francis #define EXTI_IMR 0x00 33e64d8c83SAlistair Francis #define EXTI_EMR 0x04 34e64d8c83SAlistair Francis #define EXTI_RTSR 0x08 35e64d8c83SAlistair Francis #define EXTI_FTSR 0x0C 36e64d8c83SAlistair Francis #define EXTI_SWIER 0x10 37e64d8c83SAlistair Francis #define EXTI_PR 0x14 38e64d8c83SAlistair Francis 39e64d8c83SAlistair Francis #define TYPE_STM32F4XX_EXTI "stm32f4xx-exti" 40*db1015e9SEduardo Habkost typedef struct STM32F4xxExtiState STM32F4xxExtiState; 41e64d8c83SAlistair Francis #define STM32F4XX_EXTI(obj) \ 42e64d8c83SAlistair Francis OBJECT_CHECK(STM32F4xxExtiState, (obj), TYPE_STM32F4XX_EXTI) 43e64d8c83SAlistair Francis 44e64d8c83SAlistair Francis #define NUM_GPIO_EVENT_IN_LINES 16 45e64d8c83SAlistair Francis #define NUM_INTERRUPT_OUT_LINES 16 46e64d8c83SAlistair Francis 47*db1015e9SEduardo Habkost struct STM32F4xxExtiState { 48e64d8c83SAlistair Francis SysBusDevice parent_obj; 49e64d8c83SAlistair Francis 50e64d8c83SAlistair Francis MemoryRegion mmio; 51e64d8c83SAlistair Francis 52e64d8c83SAlistair Francis uint32_t exti_imr; 53e64d8c83SAlistair Francis uint32_t exti_emr; 54e64d8c83SAlistair Francis uint32_t exti_rtsr; 55e64d8c83SAlistair Francis uint32_t exti_ftsr; 56e64d8c83SAlistair Francis uint32_t exti_swier; 57e64d8c83SAlistair Francis uint32_t exti_pr; 58e64d8c83SAlistair Francis 59e64d8c83SAlistair Francis qemu_irq irq[NUM_INTERRUPT_OUT_LINES]; 60*db1015e9SEduardo Habkost }; 61e64d8c83SAlistair Francis 62e64d8c83SAlistair Francis #endif 63