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X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 01 Dec 2025 23:41:19.0443 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 96e353fd-c2c4-471d-adfa-08de31332085 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.117.160];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: SN1PEPF0002636B.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: PH8PR12MB7158 The Turing/GA100 version of Booter is slightly different from the GA102+ version. The headers are the same, but different fields of the headers are used to identify the IMEM section. In addition, there is an NMEM section on Turing/GA100. Signed-off-by: Timur Tabi --- drivers/gpu/nova-core/firmware/booter.rs | 33 +++++++++++++++++++----- 1 file changed, 26 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/nova-core/firmware/booter.rs b/drivers/gpu/nova-core/firmware/booter.rs index 1b98bb47424c..7ceea7cc9a87 100644 --- a/drivers/gpu/nova-core/firmware/booter.rs +++ b/drivers/gpu/nova-core/firmware/booter.rs @@ -356,14 +356,27 @@ pub(crate) fn new( } }; + // There are two versions of Booter, one for Turing/GA100, and another for + // GA102+. The extraction of the IMEM sections differs between the two + // versions. Unfortunately, the file names are the same, and the headers + // don't indicate the versions. The only way to differentiate is by the Chipset. + Ok(Self { - imem_sec_load_target: FalconLoadTarget { - src_start: app0.offset, - dst_start: 0, - len: app0.len, + imem_sec_load_target: + FalconLoadTarget { + src_start: app0.offset, + dst_start: if chipset > Chipset::GA100 { 0 } else { app0.offset }, + len: app0.len, + }, + imem_ns_load_target: if chipset > Chipset::GA100 { + None + } else { + Some(FalconLoadTarget { + src_start: 0, + dst_start: load_hdr.os_code_offset, + len: load_hdr.os_code_size, + }) }, - // Exists only in the booter image for Turing and GA100 - imem_ns_load_target: None, dmem_load_target: FalconLoadTarget { src_start: load_hdr.os_data_offset, dst_start: 0, @@ -393,7 +406,13 @@ fn brom_params(&self) -> FalconBromParams { } fn boot_addr(&self) -> u32 { - self.imem_sec_load_target.src_start + if let Some(ns_target) = &self.imem_ns_load_target { + // Turing and GA100 - use non-secure load target + ns_target.dst_start + } else { + // GA102 and later - use secure load target + self.imem_sec_load_target.src_start + } } } -- 2.52.0