2026-01-22 01:21:23 +01:00
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[target.'cfg(all(any(target_arch = "riscv32", target_arch = "xtensa"), target_os = "none"))']
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runner = "espflash flash --monitor"
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# runner = "probe-rs run --chip esp32s3 --preverify"
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[build]
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target = "xtensa-esp32s3-none-elf"
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rustflags = [
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2026-01-22 18:16:37 +01:00
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# Exploit mitigations.
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"-Zstack-protector=all",
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# Other unsupported exploit mitigations from:
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# https://doc.rust-lang.org/beta/rustc/exploit-mitigations.html#exploit-mitigations-1
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# "-Zsanitizer=cfi,shadow-call-stack,safestack"
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# Required to obtain backtraces on riscv (e.g. when using the "esp-backtrace" crate.)
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# "-C", "force-frame-pointers",
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2026-01-22 01:21:23 +01:00
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]
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[env]
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LIBXKBCOMMON_BUILD_DIR = "../libxkbcommon/build"
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SPECTRE_API_BUILD_DIR = "../spectre-api-c/build-esp32s3"
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SPECTRE_API_SYS_CC = "xtensa-esp32s3-elf-cc.exe"
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ESP_LOG = "warn"
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ESP_BACKTRACE_CONFIG_BACKTRACE_FRAMES = "20"
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# This is overkill, but we can afford it.
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SLINT_FONT_SIZES = "8,11,10,12,13,14,15,16,18,20,22,24,32"
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# Xtensa only:
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# Needed for nightly, until llvm upstream has support for Rust Xtensa.
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# This can be substituted with a `-Zbuild-std="core,alloc"` cargo flag.
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[unstable]
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build-std = ["alloc", "core"]
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