109 lines
2.4 KiB
Rust
109 lines
2.4 KiB
Rust
#![no_main] // <1>
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#![no_std]
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#![feature(alloc_error_handler)]
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#![feature(new_zeroed_alloc)]
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#![feature(allocator_api)]
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#![feature(arbitrary_self_types)]
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#![feature(const_for)]
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#![feature(const_trait_impl)]
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#![feature(core_intrinsics)]
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#![feature(c_variadic)]
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#![feature(c_void_variant)]
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#![feature(fn_align)]
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#![feature(linked_list_retain)]
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#![feature(ptr_internals)]
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#![feature(slice_pattern)]
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#![feature(slice_ptr_get)]
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#![feature(negative_impls)]
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#![feature(sync_unsafe_cell)]
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#![feature(vec_into_raw_parts)]
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#![feature(linkage)]
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#![feature(panic_can_unwind)]
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#![allow(
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static_mut_refs,
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non_local_definitions,
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internal_features,
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non_upper_case_globals
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)]
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// clippy的配置
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#![deny(clippy::all)]
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// 取消下面的注释以启用clippy对栈帧大小的检查
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// #![deny(clippy::large_stack_frames)]
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// #![deny(clippy::large_const_arrays)]
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// DragonOS允许在函数中使用return语句（尤其是长函数时，我们推荐这么做）
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#![allow(
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clippy::macro_metavars_in_unsafe,
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clippy::upper_case_acronyms,
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clippy::single_char_pattern,
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clippy::needless_return,
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clippy::needless_pass_by_ref_mut,
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clippy::let_and_return,
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clippy::bad_bit_mask
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)]
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#[cfg(test)]
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#[macro_use]
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extern crate std;
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/// 导出x86_64架构相关的代码，命名为arch模块
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#[macro_use]
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mod arch;
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#[macro_use]
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mod libs;
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#[macro_use]
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mod include;
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mod bpf;
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mod cgroup;
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mod debug;
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mod driver; // 如果driver依赖了libs，应该在libs后面导出
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mod exception;
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mod filesystem;
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mod init;
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mod ipc;
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mod misc;
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mod mm;
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mod net;
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mod perf;
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mod process;
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mod sched;
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mod smp;
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mod syscall;
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mod time;
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mod tracepoint;
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#[cfg(target_arch = "x86_64")]
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mod virt;
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#[macro_use]
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extern crate alloc;
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#[macro_use]
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extern crate atomic_enum;
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#[macro_use]
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extern crate bitflags;
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extern crate elf;
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#[macro_use]
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extern crate lazy_static;
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extern crate num;
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#[macro_use]
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extern crate num_derive;
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extern crate smoltcp;
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#[macro_use]
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extern crate intertrait;
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#[cfg(target_arch = "x86_64")]
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extern crate x86;
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#[macro_use]
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extern crate kcmdline_macros;
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extern crate klog_types;
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#[cfg(any(target_arch = "x86_64", target_arch = "riscv64"))]
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extern crate uefi;
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#[cfg(any(target_arch = "x86_64", target_arch = "riscv64"))]
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extern crate uefi_raw;
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#[macro_use]
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extern crate wait_queue_macros;
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use crate::mm::allocator::kernel_allocator::KernelAllocator;
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// 声明全局的分配器
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#[cfg_attr(not(test), global_allocator)]
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pub static KERNEL_ALLOCATOR: KernelAllocator = KernelAllocator;
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