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