diff options
| author | Stefan Hajnoczi <stefanha@redhat.com> | 2023-10-09 10:10:47 -0400 |
|---|---|---|
| committer | Stefan Hajnoczi <stefanha@redhat.com> | 2023-10-09 10:10:48 -0400 |
| commit | f7294103560260ff09ffdf316cf6ba6d4e368d85 (patch) | |
| tree | 953ad5eb29eb33975aaa9732c29715ef08b36308 /include | |
| parent | 17a319b175a57ee6fde4dabcaa2e11d47c39301e (diff) | |
| parent | b4d3a83b89fba814613f7ead6b6ea92e0b2c3cd8 (diff) | |
Merge tag 'q800-for-8.2-pull-request' of https://github.com/vivier/qemu-m68k into staging
Pull request q800 20231008
add support for booting:
- MacOS 7.1 - 8.1, with or without virtual memory enabled
- A/UX 3.0.1
- NetBSD 9.3
- Linux (via EMILE)
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# gpg: Signature made Sun 08 Oct 2023 02:22:42 EDT
# gpg: using RSA key CD2F75DDC8E3A4DC2E4F5173F30C38BD3F2FBE3C
# gpg: issuer "laurent@vivier.eu"
# gpg: Good signature from "Laurent Vivier <lvivier@redhat.com>" [full]
# gpg: aka "Laurent Vivier <laurent@vivier.eu>" [full]
# gpg: aka "Laurent Vivier (Red Hat) <lvivier@redhat.com>" [full]
# Primary key fingerprint: CD2F 75DD C8E3 A4DC 2E4F 5173 F30C 38BD 3F2F BE3C
* tag 'q800-for-8.2-pull-request' of https://github.com/vivier/qemu-m68k:
mac_via: extend timer calibration hack to work with A/UX
q800: add alias for MacOS toolbox ROM at 0x40000000
q800: add ESCC alias at 0xc000
mac_via: always clear ADB interrupt when switching to A/UX mode
mac_via: implement ADB_STATE_IDLE state if shift register in input mode
mac_via: workaround NetBSD ADB bus enumeration issue
mac_via: work around underflow in TimeDBRA timing loop in SETUPTIMEK
swim: update IWM/ISM register block decoding
swim: split into separate IWM and ISM register blocks
swim: add trace events for IWM and ISM registers
q800: add easc bool machine class property to switch between ASC and EASC
q800: add Apple Sound Chip (ASC) audio to machine
asc: generate silence if FIFO empty but engine still running
audio: add Apple Sound Chip (ASC) emulation
q800: allow accesses to RAM area even if less memory is available
q800: add IOSB subsystem
q800: implement additional machine id bits on VIA1 port A
q800: add machine id register
q800: add djMEMC memory controller
q800-glue.c: convert to Resettable interface
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/hw/audio/asc.h | 86 | ||||
| -rw-r--r-- | include/hw/block/swim.h | 21 | ||||
| -rw-r--r-- | include/hw/m68k/q800-glue.h | 4 | ||||
| -rw-r--r-- | include/hw/m68k/q800.h | 11 | ||||
| -rw-r--r-- | include/hw/misc/djmemc.h | 30 | ||||
| -rw-r--r-- | include/hw/misc/iosb.h | 25 | ||||
| -rw-r--r-- | include/hw/misc/mac_via.h | 3 |
7 files changed, 167 insertions, 13 deletions
diff --git a/include/hw/audio/asc.h b/include/hw/audio/asc.h new file mode 100644 index 0000000000..4741f92c46 --- /dev/null +++ b/include/hw/audio/asc.h @@ -0,0 +1,86 @@ +/* + * QEMU Apple Sound Chip emulation + * + * Apple Sound Chip (ASC) 344S0063 + * Enhanced Apple Sound Chip (EASC) 343S1063 + * + * Copyright (c) 2012-2018 Laurent Vivier <laurent@vivier.eu> + * Copyright (c) 2022 Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk> + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ + +#ifndef HW_AUDIO_ASC_H +#define HW_AUDIO_ASC_H + +#include "qemu/osdep.h" +#include "hw/sysbus.h" +#include "audio/audio.h" + +#define ASC_FREQ 22257 + +enum { + ASC_TYPE_ASC = 0, /* original discrete Apple Sound Chip */ + ASC_TYPE_EASC = 1 /* discrete Enhanced Apple Sound Chip */ +}; + +#define ASC_FIFO_OFFSET 0x0 +#define ASC_FIFO_SIZE 0x400 + +#define ASC_REG_OFFSET 0x800 +#define ASC_REG_SIZE 0x60 + +#define ASC_EXTREG_OFFSET 0xf00 +#define ASC_EXTREG_SIZE 0x20 + +typedef struct ASCFIFOState { + int index; + + MemoryRegion mem_fifo; + uint8_t fifo[ASC_FIFO_SIZE]; + uint8_t int_status; + + int cnt; + int wptr; + int rptr; + + MemoryRegion mem_extregs; + uint8_t extregs[ASC_EXTREG_SIZE]; + + int xa_cnt; + uint8_t xa_val; + uint8_t xa_flags; + int16_t xa_last[2]; +} ASCFIFOState; + +struct ASCState { + SysBusDevice parent_obj; + + uint8_t type; + MemoryRegion asc; + MemoryRegion mem_fifo; + MemoryRegion mem_regs; + MemoryRegion mem_extregs; + + QEMUSoundCard card; + SWVoiceOut *voice; + uint8_t *mixbuf; + int samples; + int shift; + + uint8_t *silentbuf; + + /* Time when we were last able to generate samples */ + int64_t fifo_empty_ns; + + qemu_irq irq; + + ASCFIFOState fifos[2]; + + uint8_t regs[ASC_REG_SIZE]; +}; + +#define TYPE_ASC "apple-sound-chip" +OBJECT_DECLARE_SIMPLE_TYPE(ASCState, ASC) + +#endif diff --git a/include/hw/block/swim.h b/include/hw/block/swim.h index 9b3dcb029d..5f567e8d59 100644 --- a/include/hw/block/swim.h +++ b/include/hw/block/swim.h @@ -43,25 +43,22 @@ typedef struct FDrive { } FDrive; struct SWIMCtrl { - MemoryRegion iomem; + MemoryRegion swim; + MemoryRegion iwm; + MemoryRegion ism; FDrive drives[SWIM_MAX_FD]; int mode; /* IWM mode */ int iwm_switch; - uint16_t regs[8]; -#define IWM_PH0 0 -#define IWM_PH1 1 -#define IWM_PH2 2 -#define IWM_PH3 3 -#define IWM_MTR 4 -#define IWM_DRIVE 5 -#define IWM_Q6 6 -#define IWM_Q7 7 - uint8_t iwm_data; - uint8_t iwm_mode; + uint8_t iwm_latches; + uint8_t iwmregs[8]; /* SWIM mode */ + uint8_t ismregs[16]; uint8_t swim_phase; uint8_t swim_mode; + uint8_t swim_status; + uint8_t pram[16]; + uint8_t pram_idx; SWIMBus bus; }; diff --git a/include/hw/m68k/q800-glue.h b/include/hw/m68k/q800-glue.h index a35efc1c53..ceb916d16c 100644 --- a/include/hw/m68k/q800-glue.h +++ b/include/hw/m68k/q800-glue.h @@ -35,7 +35,7 @@ struct GLUEState { M68kCPU *cpu; uint8_t ipr; uint8_t auxmode; - qemu_irq irqs[1]; + qemu_irq irqs[2]; QEMUTimer *nmi_release; }; @@ -44,7 +44,9 @@ struct GLUEState { #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 diff --git a/include/hw/m68k/q800.h b/include/hw/m68k/q800.h index b3d77f1cba..a9661f65f6 100644 --- a/include/hw/m68k/q800.h +++ b/include/hw/m68k/q800.h @@ -36,6 +36,9 @@ #include "hw/block/swim.h" #include "hw/nubus/mac-nubus-bridge.h" #include "hw/display/macfb.h" +#include "hw/misc/djmemc.h" +#include "hw/misc/iosb.h" +#include "hw/audio/asc.h" /* * The main Q800 machine @@ -44,8 +47,10 @@ struct Q800MachineState { MachineState parent_obj; + bool easc; M68kCPU cpu; MemoryRegion rom; + MemoryRegion rom_alias; GLUEState glue; MOS6522Q800VIA1State via1; MOS6522Q800VIA2State via2; @@ -56,8 +61,14 @@ struct Q800MachineState { Swim swim; MacNubusBridge mac_nubus_bridge; MacfbNubusState macfb; + DJMEMCState djmemc; + IOSBState iosb; + ASCState asc; + MemoryRegion ramio; MemoryRegion macio; MemoryRegion macio_alias; + MemoryRegion machine_id; + MemoryRegion escc_alias; }; #define TYPE_Q800_MACHINE MACHINE_TYPE_NAME("q800") diff --git a/include/hw/misc/djmemc.h b/include/hw/misc/djmemc.h new file mode 100644 index 0000000000..82d4e4a2fe --- /dev/null +++ b/include/hw/misc/djmemc.h @@ -0,0 +1,30 @@ +/* + * djMEMC, macintosh memory and interrupt controller + * (Quadra 610/650/800 & Centris 610/650) + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ + +#ifndef HW_MISC_DJMEMC_H +#define HW_MISC_DJMEMC_H + +#include "hw/sysbus.h" + +#define DJMEMC_SIZE 0x2000 +#define DJMEMC_NUM_REGS (0x38 / sizeof(uint32_t)) + +#define DJMEMC_MAXBANKS 10 + +struct DJMEMCState { + SysBusDevice parent_obj; + + MemoryRegion mem_regs; + + /* Memory controller */ + uint32_t regs[DJMEMC_NUM_REGS]; +}; + +#define TYPE_DJMEMC "djMEMC" +OBJECT_DECLARE_SIMPLE_TYPE(DJMEMCState, DJMEMC); + +#endif diff --git a/include/hw/misc/iosb.h b/include/hw/misc/iosb.h new file mode 100644 index 0000000000..377f8ca7e2 --- /dev/null +++ b/include/hw/misc/iosb.h @@ -0,0 +1,25 @@ +/* + * QEMU IOSB emulation + * + * Copyright (c) 2019 Laurent Vivier + * Copyright (c) 2022 Mark Cave-Ayland + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ + +#ifndef HW_MEM_IOSB_H +#define HW_MEM_IOSB_H + +#define IOSB_REGS 7 + +struct IOSBState { + SysBusDevice parent_obj; + + MemoryRegion mem_regs; + uint32_t regs[IOSB_REGS]; +}; + +#define TYPE_IOSB "IOSB" +OBJECT_DECLARE_SIMPLE_TYPE(IOSBState, IOSB); + +#endif diff --git a/include/hw/misc/mac_via.h b/include/hw/misc/mac_via.h index 422da43bf9..63cdcf7c69 100644 --- a/include/hw/misc/mac_via.h +++ b/include/hw/misc/mac_via.h @@ -74,6 +74,9 @@ struct MOS6522Q800VIA1State { int64_t next_second; QEMUTimer *sixty_hz_timer; int64_t next_sixty_hz; + + /* SETUPTIMEK hack */ + int timer_hack_state; }; |