From: "Philippe Mathieu-Daudé" <philmd@linaro.org>
To: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>,
laurent@vivier.eu, qemu-devel@nongnu.org
Subject: Re: [PATCH 10/30] q800: add machine id register
Date: Thu, 25 May 2023 10:14:38 +0200 [thread overview]
Message-ID: <d1487606-f8db-6ada-1f08-fed5b4ae9d33@linaro.org> (raw)
In-Reply-To: <20230524211104.686087-11-mark.cave-ayland@ilande.co.uk>
On 24/5/23 23:10, Mark Cave-Ayland wrote:
> MacOS reads this address to identify the hardware.
>
> This is a basic implementation returning the ID of Quadra 800.
>
> Details:
>
> http://mess.redump.net/mess/driver_info/mac_technical_notes
>
> "There are 3 ID schemes [...]
> The third and most scalable is a machine ID register at 0x5ffffffc.
> The top word must be 0xa55a to be valid. Then bits 15-11 are 0 for
> consumer Macs, 1 for portables, 2 for high-end 68k, and 3 for high-end
> PowerPC. Bit 10 is 1 if additional ID bits appear elsewhere (e.g. in VIA1).
> The rest of the bits are a per-model identifier.
>
> Model Lower 16 bits of ID
> ...
> Quadra/Centris 610/650/800 0x2BAD"
>
> Co-developed-by: Laurent Vivier <laurent@vivier.eu>
> Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
> ---
> hw/m68k/q800.c | 29 +++++++++++++++++++++++++++++
> include/hw/m68k/q800.h | 1 +
> 2 files changed, 30 insertions(+)
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
next prev parent reply other threads:[~2023-05-25 8:15 UTC|newest]
Thread overview: 54+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-05-24 21:10 [PATCH 00/30] q800: add support for booting MacOS Classic Mark Cave-Ayland
2023-05-24 21:10 ` [PATCH 01/30] q800: fix up minor spacing issues in hw_compat_q800 GlobalProperty array Mark Cave-Ayland
2023-05-30 11:15 ` Laurent Vivier
2023-05-24 21:10 ` [PATCH 02/30] q800: introduce Q800MachineState Mark Cave-Ayland
2023-05-30 11:15 ` Laurent Vivier
2023-05-24 21:10 ` [PATCH 03/30] q800: rename q800_init() to q800_machine_init() Mark Cave-Ayland
2023-05-30 11:16 ` Laurent Vivier
2023-05-24 21:10 ` [PATCH 04/30] q800: move CPU object into Q800MachineState Mark Cave-Ayland
2023-05-25 8:07 ` Philippe Mathieu-Daudé
2023-05-30 11:18 ` Laurent Vivier
2023-05-24 21:10 ` [PATCH 05/30] q800: move ROM memory region to Q800MachineState Mark Cave-Ayland
2023-05-25 8:08 ` Philippe Mathieu-Daudé
2023-05-30 11:19 ` Laurent Vivier
2023-05-24 21:10 ` [PATCH 06/30] q800: move GLUE device " Mark Cave-Ayland
2023-05-30 11:19 ` Laurent Vivier
2023-05-24 21:10 ` [PATCH 07/30] q800: introduce mac-io container memory region Mark Cave-Ayland
2023-05-30 11:23 ` Laurent Vivier
2023-05-24 21:10 ` [PATCH 08/30] q800: reimplement mac-io region aliasing using IO " Mark Cave-Ayland
2023-05-30 11:23 ` Laurent Vivier
2023-05-24 21:10 ` [PATCH 09/30] q800: add djMEMC memory controller Mark Cave-Ayland
2023-05-25 8:12 ` Philippe Mathieu-Daudé
2023-05-30 8:07 ` Mark Cave-Ayland
2023-05-24 21:10 ` [PATCH 10/30] q800: add machine id register Mark Cave-Ayland
2023-05-25 8:14 ` Philippe Mathieu-Daudé [this message]
2023-05-24 21:10 ` [PATCH 11/30] q800: implement additional machine id bits on VIA1 port A Mark Cave-Ayland
2023-05-24 21:10 ` [PATCH 12/30] q800: add IOSB subsystem Mark Cave-Ayland
2023-05-24 21:10 ` [PATCH 13/30] q800: allow accesses to RAM area even if less memory is available Mark Cave-Ayland
2023-05-25 8:20 ` Philippe Mathieu-Daudé
2023-05-30 11:25 ` Laurent Vivier
2023-05-24 21:10 ` [PATCH 14/30] audio: add Apple Sound Chip (ASC) emulation Mark Cave-Ayland
2023-05-29 11:43 ` Volker Rümelin
2023-05-24 21:10 ` [PATCH 15/30] asc: generate silence if FIFO empty but engine still running Mark Cave-Ayland
2023-05-29 11:40 ` Volker Rümelin
2023-05-30 11:27 ` Laurent Vivier
2023-05-24 21:10 ` [PATCH 16/30] q800: add Apple Sound Chip (ASC) audio to machine Mark Cave-Ayland
2023-05-24 21:10 ` [PATCH 17/30] q800: add easc bool machine class property to switch between ASC and EASC Mark Cave-Ayland
2023-05-30 11:28 ` Laurent Vivier
2023-05-24 21:10 ` [PATCH 18/30] swim: add trace events for IWM and ISM registers Mark Cave-Ayland
2023-05-25 17:58 ` Philippe Mathieu-Daudé
2023-05-30 11:29 ` Laurent Vivier
2023-05-24 21:10 ` [PATCH 19/30] swim: split into separate IWM and ISM register blocks Mark Cave-Ayland
2023-05-24 21:10 ` [PATCH 20/30] swim: update IWM/ISM register block decoding Mark Cave-Ayland
2023-05-24 21:10 ` [PATCH 21/30] mac_via: work around underflow in TimeDBRA timing loop in SETUPTIMEK Mark Cave-Ayland
2023-05-24 21:10 ` [PATCH 22/30] mac_via: fix rtc command decoding from PRAM addresses 0x0 to 0xf Mark Cave-Ayland
2023-05-30 13:37 ` Laurent Vivier
2023-05-24 21:10 ` [PATCH 23/30] mac_via: fix rtc command decoding for the PRAM seconds registers Mark Cave-Ayland
2023-05-30 13:38 ` Laurent Vivier
2023-05-24 21:10 ` [PATCH 24/30] mac_via: workaround NetBSD ADB bus enumeration issue Mark Cave-Ayland
2023-05-24 21:10 ` [PATCH 25/30] mac_via: implement ADB_STATE_IDLE state if shift register in input mode Mark Cave-Ayland
2023-05-24 21:11 ` [PATCH 26/30] mac_via: always clear ADB interrupt when switching to A/UX mode Mark Cave-Ayland
2023-05-24 21:11 ` [PATCH 27/30] q800: add ESCC alias at 0xc000 Mark Cave-Ayland
2023-05-24 21:11 ` [PATCH 28/30] q800: add alias for MacOS toolbox ROM at 0x40000000 Mark Cave-Ayland
2023-05-24 21:11 ` [PATCH 29/30] mac_via: extend timer calibration hack to work with A/UX Mark Cave-Ayland
2023-05-24 21:11 ` [PATCH 30/30] mac_via: work around QEMU unaligned MMIO access bug Mark Cave-Ayland
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