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docs: Update instructions to build debug TD-SHIM

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Current instructions are incorrect and there is now a new profile called
dev-opt to build the debug version of TD-SHIM.

Signed-off-by: Jinank Jain <jinankjain@microsoft.com>
This commit is contained in:
Jinank Jain 2024-01-04 15:33:01 +00:00 committed by Bo Chen
parent e041defa67
commit c97b56251d
1 changed files with 4 additions and 6 deletions
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10
docs/intel_tdx.md
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@ -103,7 +103,7 @@ firmware:
### TDShim
> **Note**
> The latest version of TDShim being tested is [_66bb334_](https://github.com/confidential-containers/td-shim/tree/66bb33451befbf1291abe3cfea7ee9e99d922b0d).
> The latest version of TDShim being tested is [_v0.8.0_](https://github.com/confidential-containers/td-shim/releases/tag/v0.8.0).
This is a lightweight version of the TDVF, written in Rust and designed for
direct kernel boot, which is useful for containers use cases.
@ -113,7 +113,7 @@ and `LLVM` first. The TDshim can be build as follows:
```bash
git clone https://github.com/confidential-containers/td-shim
cd td-shim
git checkout 66bb33451befbf1291abe3cfea7ee9e99d922b0d
git checkout v0.8.0
cargo install cargo-xbuild
export CC=clang
export AR=llvm-ar
@ -121,15 +121,13 @@ export CC_x86_64_unknown_none=clang
export AR_x86_64_unknown_none=llvm-ar
git submodule update --init --recursive
./sh_script/preparation.sh
cargo xbuild -p td-shim --target x86_64-unknown-none --release --features=main,tdx
cargo run -p td-shim-tools --bin td-shim-ld --features=linker -- target/x86_64-unknown-none/release/ResetVector.bin target/x86_64-unknown-none/release/td-shim -o target/release/final.bin
cargo image --release
```
If debug logs from the TDShim is needed, here are the alternative
commands:
```bash
cargo xbuild -p td-shim --target x86_64-unknown-none --features=main,tdx
cargo run -p td-shim-tools --bin td-shim-ld --features=linker -- target/x86_64-unknown-none/debug/ResetVector.bin target/x86_64-unknown-none/debug/td-shim -o target/debug/final.bin
cargo image
```
And run a TDX VM by providing the firmware previously built, along with a guest