From 80da7b1da998396cf9263a3b007dbe0ae2233e98 Mon Sep 17 00:00:00 2001
From: Krish Dandiwala <kdandiwala@nvidia.com>
Date: Fri, 12 Jun 2026 16:25:04 +0000
Subject: [PATCH 1/2] feat: enabling routing for Supermicro GB300s

Signed-off-by: Krish Dandiwala <kdandiwala@nvidia.com>
---
 src/model/service_root.rs | 28 +++++++++++++++++++++++++++-
 src/nvidia_gbx00.rs       | 17 +++++++++++++++++
 2 files changed, 44 insertions(+), 1 deletion(-)

diff --git a/src/model/service_root.rs b/src/model/service_root.rs
index 814772a46..7270acb18 100644
--- a/src/model/service_root.rs
+++ b/src/model/service_root.rs
@@ -111,7 +111,10 @@ impl ServiceRoot {
                 _ => RedfishVendor::NvidiaDpu,
             },
             "wiwynn" => RedfishVendor::NvidiaGBx00,
-            "supermicro" => RedfishVendor::Supermicro,
+            "supermicro" => match self.product.as_deref() {
+                Some("GB NVL") => RedfishVendor::NvidiaGBx00,
+                _ => RedfishVendor::Supermicro,
+            },
             "lite-on technology corp." => RedfishVendor::LiteOnPowerShelf,
             "delta" => RedfishVendor::DeltaPowerShelf,
             _ => RedfishVendor::Unknown,
@@ -138,6 +141,29 @@ mod test {
         assert_eq!(result.vendor().unwrap(), RedfishVendor::Supermicro);
     }
 
+    #[test]
+    fn test_supermicro_gb300_service_root() {
+        // Supermicro GB300 NVL exposes an OpenBMC/NVIDIA GB tree, so it must route
+        // to the shared GB implementation rather than the AMI Supermicro path.
+        let result = ServiceRoot {
+            vendor: Some("Supermicro".to_string()),
+            product: Some("GB NVL".to_string()),
+            ..Default::default()
+        };
+        assert_eq!(result.vendor().unwrap(), RedfishVendor::NvidiaGBx00);
+    }
+
+    #[test]
+    fn test_supermicro_non_gb_service_root() {
+        // A classic Supermicro (no GB NVL product) still uses the Supermicro path.
+        let result = ServiceRoot {
+            vendor: Some("Supermicro".to_string()),
+            product: Some("SYS-821GE-TNHR".to_string()),
+            ..Default::default()
+        };
+        assert_eq!(result.vendor().unwrap(), RedfishVendor::Supermicro);
+    }
+
     #[test]
     fn test_nvidia_gb_bmc_service_root() {
         let result = ServiceRoot {
diff --git a/src/nvidia_gbx00.rs b/src/nvidia_gbx00.rs
index 0d02aca2b..a8b617df6 100644
--- a/src/nvidia_gbx00.rs
+++ b/src/nvidia_gbx00.rs
@@ -1340,6 +1340,23 @@ impl Redfish for Bmc {
 }
 
 impl Bmc {
+    /// Returns true if this is a GB300 platform.
+    ///
+    /// The host system model (e.g."GB NVL") can be too vague, so detect via the HGX
+    /// baseboard model ("GB300 ...").
+    async fn is_gb300(&self) -> Result<bool, RedfishError> {
+        let systems: Vec<ComputerSystem> = self
+            .get_collection(ODataId {
+                odata_id: "/redfish/v1/Systems".to_string(),
+            })
+            .await
+            .and_then(|c| c.try_get::<ComputerSystem>())?
+            .members;
+        Ok(systems
+            .iter()
+            .any(|s| s.model.as_deref().unwrap_or_default().contains("GB300")))
+    }
+
     /// Check BIOS and BMC attributes and return differences
     async fn diff_bios_bmc_attr(&self) -> Result<Vec<MachineSetupDiff>, RedfishError> {
         let mut diffs = vec![];

From 92fc78668374bfbadfef7b14da84f3c7a6852c98 Mon Sep 17 00:00:00 2001
From: Krish Dandiwala <kdandiwala@nvidia.com>
Date: Fri, 12 Jun 2026 16:38:51 +0000
Subject: [PATCH 2/2] chore: allow dead code

Signed-off-by: Krish Dandiwala <kdandiwala@nvidia.com>
---
 src/nvidia_gbx00.rs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/nvidia_gbx00.rs b/src/nvidia_gbx00.rs
index a8b617df6..9959c7d14 100644
--- a/src/nvidia_gbx00.rs
+++ b/src/nvidia_gbx00.rs
@@ -1344,6 +1344,7 @@ impl Bmc {
     ///
     /// The host system model (e.g."GB NVL") can be too vague, so detect via the HGX
     /// baseboard model ("GB300 ...").
+    #[allow(dead_code)]
     async fn is_gb300(&self) -> Result<bool, RedfishError> {
         let systems: Vec<ComputerSystem> = self
             .get_collection(ODataId {