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feat: add DTS include support for build-time device tree generation #415

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feat: add DTS include support for build-time device tree generation #415

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8 changes: 8 additions & 0 deletions kernel/BUILD.gn
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Original file line number Diff line number Diff line change
Expand Up @@ -91,6 +91,10 @@ build_rust("kernel_unittest") {
cfgs = _kernel_default_cfgs
deps = _shared_deps
deps += [ "//external/vendor/semihosting-0.1.20:semihosting" ]
if (defined(dts_file)) {
deps += [ "//build/boards/${board}:dts_gen_${board}" ]
rustenv += [ "DTS_OUT_DIR=${dts_out_dir}" ]
}
configs += [
"//kernel/kconfig:kconfigs",
"//build/boards/${board}:kernel_config",
Expand Down Expand Up @@ -159,6 +163,10 @@ build_rust("blueos") {
rustenv = [ "TARGET_BOARD=${board}" ]
cfgs = _kernel_default_cfgs
deps = _shared_deps
if (defined(dts_file)) {
deps += [ "//build/boards/${board}:dts_gen_${board}" ]
rustenv += [ "DTS_OUT_DIR=${dts_out_dir}" ]
}
public_deps = board_deps
public_deps += [ "//kernel/kconfig:generate_rustflags_file" ]
public_configs += [
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4 changes: 4 additions & 0 deletions kernel/src/boards/qemu_riscv64/mod.rs
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Expand Up @@ -20,6 +20,10 @@
// SPDX-License-Identifier: MIT

mod config;
/// Device tree generated modules (build-time).
pub mod dts {
include!(concat!(env!("DTS_OUT_DIR"), "/mod.rs"));
}
use crate::{
arch,
arch::riscv::{local_irq_enabled, trap_entry, Context},
Expand Down