diff options
Diffstat (limited to 'drivers/gpu/nova-core/firmware/booter.rs')
| -rw-r--r-- | drivers/gpu/nova-core/firmware/booter.rs | 43 |
1 files changed, 36 insertions, 7 deletions
diff --git a/drivers/gpu/nova-core/firmware/booter.rs b/drivers/gpu/nova-core/firmware/booter.rs index f107f753214a..86556cee8e67 100644 --- a/drivers/gpu/nova-core/firmware/booter.rs +++ b/drivers/gpu/nova-core/firmware/booter.rs @@ -251,8 +251,11 @@ impl<'a> FirmwareSignature<BooterFirmware> for BooterSignature<'a> {} /// The `Booter` loader firmware, responsible for loading the GSP. pub(crate) struct BooterFirmware { - // Load parameters for `IMEM` falcon memory. - imem_load_target: FalconLoadTarget, + // Load parameters for Secure `IMEM` falcon memory. + imem_sec_load_target: FalconLoadTarget, + // Load parameters for Non-Secure `IMEM` falcon memory, + // used only on Turing and GA100 + imem_ns_load_target: Option<FalconLoadTarget>, // Load parameters for `DMEM` falcon memory. dmem_load_target: FalconLoadTarget, // BROM falcon parameters. @@ -353,12 +356,30 @@ impl BooterFirmware { } }; + // 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. + let (imem_sec_dst_start, imem_ns_load_target) = if chipset <= Chipset::GA100 { + ( + app0.offset, + Some(FalconLoadTarget { + src_start: 0, + dst_start: load_hdr.os_code_offset, + len: load_hdr.os_code_size, + }), + ) + } else { + (0, None) + }; + Ok(Self { - imem_load_target: FalconLoadTarget { + imem_sec_load_target: FalconLoadTarget { src_start: app0.offset, - dst_start: 0, + dst_start: imem_sec_dst_start, len: app0.len, }, + imem_ns_load_target, dmem_load_target: FalconLoadTarget { src_start: load_hdr.os_data_offset, dst_start: 0, @@ -371,8 +392,12 @@ impl BooterFirmware { } impl FalconLoadParams for BooterFirmware { - fn imem_load_params(&self) -> FalconLoadTarget { - self.imem_load_target.clone() + fn imem_sec_load_params(&self) -> FalconLoadTarget { + self.imem_sec_load_target.clone() + } + + fn imem_ns_load_params(&self) -> Option<FalconLoadTarget> { + self.imem_ns_load_target.clone() } fn dmem_load_params(&self) -> FalconLoadTarget { @@ -384,7 +409,11 @@ impl FalconLoadParams for BooterFirmware { } fn boot_addr(&self) -> u32 { - self.imem_load_target.src_start + if let Some(ns_target) = &self.imem_ns_load_target { + ns_target.dst_start + } else { + self.imem_sec_load_target.src_start + } } } |
