Adding esp32p4 support

.cargo/config.toml

@@ -6,6 +6,7 @@ esp32c2 = "build --release --features esp32c2 --target riscv32imc-unknown-none-e
 esp32c3 = "build --release --features esp32c3 --target riscv32imc-unknown-none-elf"
 esp32c6 = "build --release --features esp32c6 --target riscv32imac-unknown-none-elf"
 esp32h2 = "build --release --features esp32h2 --target riscv32imac-unknown-none-elf"
+esp32p4 = "build --release --features esp32p4 --target riscv32imafc-unknown-none-elf"
 
 [target.'cfg(target_arch = "riscv32")']
 rustflags = [

Cargo.toml

@@ -20,6 +20,7 @@ esp32c2 = []
 esp32c3 = []
 esp32c6 = []
 esp32h2 = []
+esp32p4 = []
 
 [profile.release]
 codegen-units = 1

README.md

@@ -27,12 +27,13 @@ $ target-gen elf target/riscv32imc-unknown-none-elf/release/esp-flashloader outp
 | esp32c3 | Y         |
 | esp32c6 | Y         |
 | esp32h2 | Y         |
+| esp32p4 | Y         |
 
 ## Adding new chips
 
 1. Add a feature for the chip inside `Cargo.toml`
 2. Add a build alias to `.cargo/config.toml`
-3. Add the [ROM API linker script](https://github.com/search?q=repo%3Aespressif%2Fesp-idf++path%3A*rom.api.ld&type=code) inside the `ld` directory.
+3. Add the [ROM linker script](https://github.com/search?q=repo%3Aespressif%2Fesp-idf++path%3A*rom.ld&type=code) inside the `ld` directory.
 4. Inside the ROM API linker script, add a memory section detailing where the program will be loaded.
     ```c
     MEMORY {

build.rs

@@ -22,6 +22,8 @@ fn main() {
     let chip = "esp32c6";
     #[cfg(feature = "esp32h2")]
     let chip = "esp32h2";
+    #[cfg(feature = "esp32p4")]
+    let chip = "esp32p4";
 
     {
         fs::copy(