dc288de082
This is a simple device of just one register, and whenever this register is written to it calls qemu_set_irq function for each of 8 bits/IRQs. It is used to implement AVR Power Reduction. [AM: Remove word 'Atmel' from filenames and all elements of code] Suggested-by: Aleksandar Markovic <aleksandar.m.mail@gmail.com> Signed-off-by: Michael Rolnik <mrolnik@gmail.com> Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org> [rth: Squash include fix and file rename from f4bug] Signed-off-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: Aleksandar Markovic <aleksandar.m.mail@gmail.com> Reviewed-by: Alex Bennée <alex.bennee@linaro.org> Signed-off-by: Thomas Huth <huth@tuxfamily.org> Message-Id: <20200705140315.260514-22-huth@tuxfamily.org>
47 lines
1.5 KiB
C
47 lines
1.5 KiB
C
/*
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* AVR Power Reduction Management
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*
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* Copyright (c) 2019-2020 Michael Rolnik
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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_MISC_AVR_POWER_H
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#define HW_MISC_AVR_POWER_H
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#include "hw/sysbus.h"
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#include "hw/hw.h"
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#define TYPE_AVR_MASK "avr-power"
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#define AVR_MASK(obj) OBJECT_CHECK(AVRMaskState, (obj), TYPE_AVR_MASK)
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typedef struct {
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/* <private> */
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SysBusDevice parent_obj;
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/* <public> */
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MemoryRegion iomem;
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uint8_t val;
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qemu_irq irq[8];
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} AVRMaskState;
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#endif /* HW_MISC_AVR_POWER_H */
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