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X-OriginatorOrg: cixtech.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 16 Apr 2025 01:04:47.2016 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: a1fc3cc4-4c8a-4e5e-aa76-08dd7c82aea8 X-MS-Exchange-CrossTenant-Id: 0409f77a-e53d-4d23-943e-ccade7cb4811 X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=0409f77a-e53d-4d23-943e-ccade7cb4811;Ip=[222.71.101.198];Helo=[smtprelay.cixcomputing.com] X-MS-Exchange-CrossTenant-AuthSource: HK3PEPF0000021D.apcprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: TYZPR06MB7063 On 25-04-15 19:39:21, Sudeep Holla wrote: > EXTERNAL EMAIL > > On Tue, Apr 15, 2025 at 03:27:20PM +0800, Peter Chen wrote: > > From: Guomin Chen > > > > The CIX mailbox controller, used in the Cix SoCs, like sky1. > > facilitates message transmission between multiple processors > > within the SoC, such as the AP, PM, audio DSP, SensorHub MCU, > > and others. > > > > Do you have a specification for this mailbox ? Our TRM is on the road. > I see lot of resemblance with Arm MHUv3. Is this a variant of it ? > I just don't want to see a separate driver for a small tweak of MHU v3 IP > itself. Not from the Arm, it is our self-design. -- Best regards, Peter