devtools/td-layout-config: move payload image to physical memory

Maximum size of ROM space is 16MiB which limits the size of payload image that can be contained by image. Signed-off-by: Jiaqi Gao <jiaqi.gao@intel.com>
confidential-containers · Mar 31, 2024 · 2cfa425 · 2cfa425
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commit 2cfa425
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diff --git a/devtools/td-layout-config/config_memory_exec.json b/devtools/td-layout-config/config_memory_exec.json
@@ -10,6 +10,11 @@
             "size": "0x20000",
             "type": "Memory"
         },
+        {
+            "name": "ShimPayload",
+            "size": "0xC2D000",
+            "type": "Memory"
+        },
         {
             "name": "EventLog",
             "size": "0x100000",

diff --git a/devtools/td-layout-config/src/image.rs b/devtools/td-layout-config/src/image.rs
@@ -82,9 +82,6 @@ pub fn parse_image(data: String) -> String {
         panic!("Image size exceeds the maximum ROM space");
     }
 
-    if payload_size != 0 {
-        image_layout.reserve_low("Payload", payload_size, "Rom")
-    }
     rom_layout.reserve_low("Config", config_size, "Rom");
     rom_layout.reserve_low("Mailbox", mailbox_size, "Rom");
     rom_layout.reserve_low("TempStack", temp_stack_size, "Rom");