ESP32-S3: Use 32K ICACHE (#1169)

* ESP32-S3: Use 32K ICACHE * CHANGELOG.md entry
esp-rs · Feb 14, 2024 · 6e68da0 · 6e68da0
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -38,6 +38,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - The `esp-hal-common` package is now called `esp-hal` (#1131)
 - Refactor the `Trace` driver to be generic around its peripheral (#1140)
 - Auto detect crystal frequency based on `RtcClock::estimate_xtal_frequency()` (#1165)
+- ESP32-S3: Configure 32k ICACHE (#1169)
 
 ### Removed
 - Remove `xtal-26mhz` and `xtal-40mhz` features (#1165)

diff --git a/esp-hal/src/soc/esp32s3/mod.rs b/esp-hal/src/soc/esp32s3/mod.rs
@@ -51,7 +51,7 @@ pub unsafe fn configure_cpu_caches() {
     }
 
     // ideally these should be configurable
-    const CONFIG_ESP32S3_INSTRUCTION_CACHE_SIZE: u32 = 0x4000; // ESP32S3_INSTRUCTION_CACHE_16KB
+    const CONFIG_ESP32S3_INSTRUCTION_CACHE_SIZE: u32 = 0x8000; // ESP32S3_INSTRUCTION_CACHE_32KB
     const CONFIG_ESP32S3_ICACHE_ASSOCIATED_WAYS: u8 = 8; // ESP32S3_INSTRUCTION_CACHE_8WAYS
     const CONFIG_ESP32S3_INSTRUCTION_CACHE_LINE_SIZE: u8 = 32; // ESP32S3_INSTRUCTION_CACHE_LINE_32B