Make essential changes for publishing OSTD

ostd/src/arch/x86/cpu.rs

@@ -16,7 +16,8 @@ use bitvec::{
 use log::debug;
 #[cfg(feature = "intel_tdx")]
 use tdx_guest::tdcall;
-use trapframe::{GeneralRegs, UserContext as RawUserContext};
+pub use trapframe::GeneralRegs as RawGeneralRegs;
+use trapframe::UserContext as RawUserContext;
 use x86_64::registers::{
     rflags::RFlags,
     segmentation::{Segment64, FS},
@@ -131,7 +132,7 @@ pub struct CpuExceptionInfo {
 }
 
 #[cfg(feature = "intel_tdx")]
-impl TdxTrapFrame for GeneralRegs {
+impl TdxTrapFrame for RawGeneralRegs {
     fn rax(&self) -> usize {
         self.rax
     }
@@ -258,12 +259,12 @@ impl UserPreemption {
 
 impl UserContext {
     /// Returns a reference to the general registers.
-    pub fn general_regs(&self) -> &GeneralRegs {
+    pub fn general_regs(&self) -> &RawGeneralRegs {
         &self.user_context.general
     }
 
     /// Returns a mutable reference to the general registers
-    pub fn general_regs_mut(&mut self) -> &mut GeneralRegs {
+    pub fn general_regs_mut(&mut self) -> &mut RawGeneralRegs {
         &mut self.user_context.general
     }
 

ostd/src/arch/x86/iommu/context_table.rs

@@ -6,7 +6,6 @@ use alloc::collections::BTreeMap;
 use core::mem::size_of;
 
 use log::warn;
-use pod::Pod;
 
 use super::second_stage::{DeviceMode, PageTableEntry, PagingConsts};
 use crate::{
@@ -17,6 +16,7 @@ use crate::{
         page_table::PageTableError,
         Frame, FrameAllocOptions, Paddr, PageFlags, PageTable, VmIo, PAGE_SIZE,
     },
+    Pod,
 };
 
 /// Bit 0 is `Present` bit, indicating whether this entry is present.

ostd/src/arch/x86/iommu/second_stage.rs

@@ -4,12 +4,13 @@
 
 use core::ops::Range;
 
-use pod::Pod;
-
-use crate::mm::{
-    page_prop::{CachePolicy, PageFlags, PrivilegedPageFlags as PrivFlags},
-    page_table::{PageTableEntryTrait, PageTableMode},
-    Paddr, PageProperty, PagingConstsTrait, PagingLevel, Vaddr,
+use crate::{
+    mm::{
+        page_prop::{CachePolicy, PageFlags, PrivilegedPageFlags as PrivFlags},
+        page_table::{PageTableEntryTrait, PageTableMode},
+        Paddr, PageProperty, PagingConstsTrait, PagingLevel, Vaddr,
+    },
+    Pod,
 };
 
 /// The page table used by iommu maps the device address

ostd/src/arch/x86/mm/mod.rs

@@ -5,14 +5,16 @@
 use alloc::fmt;
 use core::ops::Range;
 
-use pod::Pod;
 pub(crate) use util::__memcpy_fallible;
 use x86_64::{instructions::tlb, structures::paging::PhysFrame, VirtAddr};
 
-use crate::mm::{
-    page_prop::{CachePolicy, PageFlags, PageProperty, PrivilegedPageFlags as PrivFlags},
-    page_table::PageTableEntryTrait,
-    Paddr, PagingConstsTrait, PagingLevel, Vaddr, PAGE_SIZE,
+use crate::{
+    mm::{
+        page_prop::{CachePolicy, PageFlags, PageProperty, PrivilegedPageFlags as PrivFlags},
+        page_table::PageTableEntryTrait,
+        Paddr, PagingConstsTrait, PagingLevel, Vaddr, PAGE_SIZE,
+    },
+    Pod,
 };
 
 mod util;

ostd/src/boot/mod.rs

@@ -156,7 +156,7 @@ fn run_ktests(test_whitelist: Option<&[&str]>, crate_whitelist: Option<&[&str]>)
     let fn_catch_unwind = &(unwinding::panic::catch_unwind::<(), fn()>
         as fn(fn()) -> Result<(), Box<(dyn Any + Send + 'static)>>);
 
-    use ktest::runner::{run_ktests, KtestResult};
+    use ostd_test::runner::{run_ktests, KtestResult};
     match run_ktests(
         &crate::console::early_print,
         fn_catch_unwind,

ostd/src/cpu/mod.rs

@@ -6,7 +6,6 @@ pub mod cpu_local;
 
 cfg_if::cfg_if! {
     if #[cfg(target_arch = "x86_64")]{
-        pub use trapframe::GeneralRegs;
         pub use crate::arch::x86::cpu::*;
     }
 }

ostd/src/io_mem.rs

@@ -4,11 +4,9 @@
 
 use core::{mem::size_of, ops::Range};
 
-use pod::Pod;
-
 use crate::{
     mm::{kspace::LINEAR_MAPPING_BASE_VADDR, paddr_to_vaddr, HasPaddr, Paddr, Vaddr, VmIo},
-    Error, Result,
+    Error, Pod, Result,
 };
 
 /// I/O memory.

ostd/src/lib.rs

@@ -44,6 +44,7 @@ pub mod trap;
 pub mod user;
 
 pub use ostd_macros::main;
+pub use ostd_pod::Pod;
 
 pub use self::{cpu::cpu_local::CpuLocal, error::Error, prelude::Result};
 
@@ -123,5 +124,5 @@ mod test {
 /// The module re-exports everything from the ktest crate
 #[cfg(ktest)]
 pub mod ktest {
-    pub use ktest::*;
+    pub use ostd_test::*;
 }

ostd/src/mm/io.rs

@@ -6,7 +6,6 @@ use core::marker::PhantomData;
 
 use align_ext::AlignExt;
 use inherit_methods_macro::inherit_methods;
-use pod::Pod;
 
 use crate::{
     arch::mm::__memcpy_fallible,
@@ -15,7 +14,7 @@ use crate::{
         MAX_USERSPACE_VADDR,
     },
     prelude::*,
-    Error,
+    Error, Pod,
 };
 
 /// A trait that enables reading/writing data from/to a VM object,

ostd/src/mm/page_table/mod.rs

@@ -2,14 +2,15 @@
 
 use core::{fmt::Debug, marker::PhantomData, ops::Range};
 
-use pod::Pod;
-
 use super::{
     nr_subpage_per_huge, paddr_to_vaddr,
     page_prop::{PageFlags, PageProperty},
     page_size, Paddr, PagingConstsTrait, PagingLevel, Vaddr,
 };
-use crate::arch::mm::{PageTableEntry, PagingConsts};
+use crate::{
+    arch::mm::{PageTableEntry, PagingConsts},
+    Pod,
+};
 
 mod node;
 use node::*;

ostd/src/panicking.rs

@@ -29,7 +29,7 @@ use unwinding::{
 /// panic handler in the binary crate.
 #[export_name = "__aster_panic_handler"]
 pub fn panic_handler(info: &core::panic::PanicInfo) -> ! {
-    let throw_info = ktest::PanicInfo {
+    let throw_info = ostd_test::PanicInfo {
         message: info.message().to_string(),
         file: info.location().unwrap().file().to_string(),
         line: info.location().unwrap().line() as usize,

ostd/src/sync/atomic_bits.rs

@@ -293,7 +293,6 @@ impl fmt::Debug for AtomicBits {
 #[cfg(ktest)]
 mod test {
     use super::*;
-    use crate::prelude::*;
 
     #[ktest]
     fn new() {