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linux-7.2.3/drivers/gpu/nova-core/fsp/hal/gb100.rs

@@ -0,0 +1,23 @@
+// SPDX-License-Identifier: GPL-2.0
+// SPDX-FileCopyrightText: Copyright (c) 2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+
+use crate::{
+    driver::Bar0,
+    fsp::hal::FspHal, //
+};
+
+struct Gb100;
+
+impl FspHal for Gb100 {
+    fn fsp_boot_status(&self, bar: Bar0<'_>) -> u32 {
+        // GB10x shares Hopper's FSP secure boot status register.
+        super::gh100::fsp_boot_status_gh100(bar)
+    }
+
+    fn cot_version(&self) -> u16 {
+        2
+    }
+}
+
+const GB100: Gb100 = Gb100;
+pub(super) const GB100_HAL: &dyn FspHal = &GB100;

linux-7.2.3/drivers/gpu/nova-core/fsp/hal/gb202.rs

@@ -0,0 +1,27 @@
+// SPDX-License-Identifier: GPL-2.0
+// SPDX-FileCopyrightText: Copyright (c) 2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+
+use kernel::io::Io;
+
+use crate::{
+    driver::Bar0,
+    fsp::hal::FspHal,
+    regs, //
+};
+
+struct Gb202;
+
+impl FspHal for Gb202 {
+    fn fsp_boot_status(&self, bar: Bar0<'_>) -> u32 {
+        bar.read(regs::gb202::NV_THERM_I2CS_SCRATCH_FSP_BOOT_COMPLETE)
+            .fsp_boot_complete()
+            .into()
+    }
+
+    fn cot_version(&self) -> u16 {
+        2
+    }
+}
+
+const GB202: Gb202 = Gb202;
+pub(super) const GB202_HAL: &dyn FspHal = &GB202;

linux-7.2.3/drivers/gpu/nova-core/fsp/hal/gh100.rs

@@ -0,0 +1,32 @@
+// SPDX-License-Identifier: GPL-2.0
+// SPDX-FileCopyrightText: Copyright (c) 2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+
+use kernel::io::Io;
+
+use crate::{
+    driver::Bar0,
+    fsp::hal::FspHal,
+    regs, //
+};
+
+struct Gh100;
+
+/// Reads the FSP secure boot status from the Hopper/GB10x thermal scratch register.
+pub(super) fn fsp_boot_status_gh100(bar: Bar0<'_>) -> u32 {
+    bar.read(regs::gh100::NV_THERM_I2CS_SCRATCH_FSP_BOOT_COMPLETE)
+        .fsp_boot_complete()
+        .into()
+}
+
+impl FspHal for Gh100 {
+    fn fsp_boot_status(&self, bar: Bar0<'_>) -> u32 {
+        fsp_boot_status_gh100(bar)
+    }
+
+    fn cot_version(&self) -> u16 {
+        1
+    }
+}
+
+const GH100: Gh100 = Gh100;
+pub(super) const GH100_HAL: &dyn FspHal = &GH100;