9983f6e12e
The Quadra 800 has the enhanced ASC (EASC) audio chip which supports both the legacy IRQ routing through VIA2 and also "A/UX" mode routing direct to the CPU. Co-developed-by: Laurent Vivier <laurent@vivier.eu> Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk> Message-ID: <20231004083806.757242-10-mark.cave-ayland@ilande.co.uk> Signed-off-by: Laurent Vivier <laurent@vivier.eu>
53 lines
1.7 KiB
C
53 lines
1.7 KiB
C
/*
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* QEMU q800 logic GLUE (General Logic Unit)
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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_Q800_GLUE_H
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#define HW_Q800_GLUE_H
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#include "qemu/osdep.h"
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#include "hw/sysbus.h"
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#define TYPE_GLUE "q800-glue"
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OBJECT_DECLARE_SIMPLE_TYPE(GLUEState, GLUE)
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struct GLUEState {
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SysBusDevice parent_obj;
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M68kCPU *cpu;
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uint8_t ipr;
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uint8_t auxmode;
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qemu_irq irqs[2];
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QEMUTimer *nmi_release;
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};
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#define GLUE_IRQ_IN_VIA1 0
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#define GLUE_IRQ_IN_VIA2 1
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#define GLUE_IRQ_IN_SONIC 2
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#define GLUE_IRQ_IN_ESCC 3
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#define GLUE_IRQ_IN_NMI 4
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#define GLUE_IRQ_IN_ASC 5
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#define GLUE_IRQ_NUBUS_9 0
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#define GLUE_IRQ_ASC 1
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#endif
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