From 222d9c98cd6e71ed6dceeaf3343592094ba0d6d5 Mon Sep 17 00:00:00 2001
From: Viktor Sonesten <v@tmplt.dev>
Date: Tue, 4 Jan 2022 11:22:45 +0100
Subject: [PATCH 1/3] tpiu: make SWOSupports fields public

---
 src/peripheral/tpiu.rs | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/peripheral/tpiu.rs b/src/peripheral/tpiu.rs
index 3ff5f550..c098d36c 100644
--- a/src/peripheral/tpiu.rs
+++ b/src/peripheral/tpiu.rs
@@ -91,13 +91,13 @@ impl core::convert::TryFrom<u8> for TraceProtocol {
 #[derive(Debug, Eq, PartialEq, Copy, Clone)]
 pub struct SWOSupports {
     /// Whether UART/NRZ encoding is supported for SWO.
-    nrz_encoding: bool,
+    pub nrz_encoding: bool,
     /// Whether Manchester encoding is supported for SWO.
-    manchester_encoding: bool,
+    pub manchester_encoding: bool,
     /// Whether parallel trace port operation is supported.
-    parallel_operation: bool,
+    pub parallel_operation: bool,
     /// The minimum implemented FIFO queue size of the TPIU for trace data.
-    min_queue_size: u8,
+    pub min_queue_size: u8,
 }
 
 impl TPIU {

From 0f5ee69ee83d9b68c11323f367424e7841f392e5 Mon Sep 17 00:00:00 2001
From: Viktor Sonesten <v@tmplt.dev>
Date: Tue, 4 Jan 2022 11:31:24 +0100
Subject: [PATCH 2/3] CHANGELOG: document TPIU::swo_supports

---
 CHANGELOG.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index c1e61b6b..6ff0e1f6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -14,6 +14,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 - DWT: add `configure` API for address, cycle count comparison (#342, #367).
 - ITM: add `configure` API (#342).
 - TPIU: add API for *Formatter and Flush Control* (FFCR) and *Selected Pin Control* (SPPR) registers (#342).
+- TPIU: add `swo_supports` for checking what SWO configurations the target supports. (#381)
 - Add `std` and `serde` crate features for improved host-side ITM decode functionality when working with the downstream `itm`, `cargo-rtic-scope` crates (#363, #366).
 
 ## [v0.7.4] - 2021-12-31

From a66e4a6db41533ad12b8a6936d31b80a4d7f015d Mon Sep 17 00:00:00 2001
From: Viktor Sonesten <v@tmplt.dev>
Date: Tue, 4 Jan 2022 11:32:31 +0100
Subject: [PATCH 3/3] TPIU: improve SWOSupports documentation

---
 src/peripheral/tpiu.rs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/peripheral/tpiu.rs b/src/peripheral/tpiu.rs
index c098d36c..5d2c2bb6 100644
--- a/src/peripheral/tpiu.rs
+++ b/src/peripheral/tpiu.rs
@@ -87,7 +87,8 @@ impl core::convert::TryFrom<u8> for TraceProtocol {
     }
 }
 
-/// The SWO options supported by the TPIU.
+/// The SWO options supported by the TPIU, and the mimimum size of the
+/// FIFO output queue for trace data.
 #[derive(Debug, Eq, PartialEq, Copy, Clone)]
 pub struct SWOSupports {
     /// Whether UART/NRZ encoding is supported for SWO.