qemu-e2k/include/hw/m68k/q800-glue.h
Mark Cave-Ayland 9983f6e12e q800: add Apple Sound Chip (ASC) audio to machine
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>
2023-10-06 10:33:43 +02:00

53 lines
1.7 KiB
C

/*
* QEMU q800 logic GLUE (General Logic Unit)
*
* 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_Q800_GLUE_H
#define HW_Q800_GLUE_H
#include "qemu/osdep.h"
#include "hw/sysbus.h"
#define TYPE_GLUE "q800-glue"
OBJECT_DECLARE_SIMPLE_TYPE(GLUEState, GLUE)
struct GLUEState {
SysBusDevice parent_obj;
M68kCPU *cpu;
uint8_t ipr;
uint8_t auxmode;
qemu_irq irqs[2];
QEMUTimer *nmi_release;
};
#define GLUE_IRQ_IN_VIA1 0
#define GLUE_IRQ_IN_VIA2 1
#define GLUE_IRQ_IN_SONIC 2
#define GLUE_IRQ_IN_ESCC 3
#define GLUE_IRQ_IN_NMI 4
#define GLUE_IRQ_IN_ASC 5
#define GLUE_IRQ_NUBUS_9 0
#define GLUE_IRQ_ASC 1
#endif