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charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-Spam-Info: AW1haW4tMjYwOTMwMDA0MiBTYWx0ZWRfXwNKdOkvpf0Cy OtjDUtNbWjfpI6ow7ZB2dXglYfpJuu7GKsp25pLHVRjthuF0LVxBewa0+bLBWXtPHZk6vYXbYI8 Yex8Aewn9la/SH+frYoIPucQNwPZyRM= X-Proofpoint-GUID: YTs-QYBOT-r8dEJvTSwyKbJT5CvoR17S X-Authority-Analysis: v=2.4 cv=W9GtxhWk c=1 sm=1 tr=0 ts=6abce59a cx=c_pps a=7E5Bxpl4vBhpaufnMqZlrw==:117 a=PRfkaYvzSr8QmIIGAkY2Sg==:17 a=IkcTkHD0fZMA:10 a=VdqzKS8jKosA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=ZpdpYltYx_vBUK5n70dp:22 a=ekhMd59VzrWsTOqxRA4A:9 a=QEXdDO2ut3YA:10 a=ZXulRonScM0A:10 a=pJ04lnu7RYOZP9TFuWaZ:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwOTMwMDA0MiBTYWx0ZWRfX4dsC+QlHaSsI gD9VcUmLUmXTtbkf47FyDI8RJyIO4xfX+3Vy2h1L3tosAxXiSv5jrDnjtJRjdv7Eif+s2183CQj edRIXcOLncbdKHCCHsg8bWGr9x7mrnJDkXYxQs4PUxXCpiKwMGhGysGWFsicqGYRsqo7gkjQ7LK 79OIfgsEJQIst8+Jbi8ZlO73Z1L4LrTbFwZ0stmb7YHagrEsZh0bD2TU6jVBvcSWEZ7DNPnLZHu WrXIVT7lUJIyY4nIQWZzXARtM8pbN/yDndlJ3vK7G06dsyUXcIbsNHcKB7dg8sL5xOyqbI1Zmte aAGdpjdnMfwij+UpaHiS+E8UJFVpEREnho0IHFlP6gwpRLKpHg71n+agtF20W4H76kU08nXJ+SM Ze1mDRtH8lEU/Gw4n44/A3lHIHu8MW/6MB9i80enafsqgPoQl0j+satcqkmeNI/RHMEptXA1nRO zqfLIrl25AKBvj3chig== X-Proofpoint-ORIG-GUID: YTs-QYBOT-r8dEJvTSwyKbJT5CvoR17S X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-09-30_01,2026-09-21_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 adultscore=0 malwarescore=0 clxscore=1015 phishscore=0 spamscore=0 priorityscore=1501 bulkscore=0 impostorscore=0 suspectscore=0 lowpriorityscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2609040000 definitions=main-2609300042 On 9/26/26 8:33 AM, Vikash Garodia wrote: > The VPU issues DMA through several SMMU streams, and the hardware does > not restricts specific streams with specific addressable range. The > non-pixel stream is restricted to use 0-600MB of IOVA space, while the > pixel stream can address the full range: > +-----------------------------------------------------------+ > | non-pixel stream addressable range (600 MB - 3.5 GB) | > | 0x25800000 - 0xe0000000 | > +-----------------------------------------------------------+ > | pixel stream addressable range (0 - 3.5 GB) | > | 0x00000000 - 0xe0000000 | > +-----------------------------------------------------------+ Please address all venus/iris-enabled platforms once this lands Konrad