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Code Issues Projects Releases Wiki Activity

Update bitflags to 0.9.1 (#347)

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Signed-off-by: Tim Crawford <crawfxrd@gmail.com>
This commit is contained in:
Tim Crawford
2017-08-05 00:33:56 -04:00
committed by Philipp Oppermann
parent 7b04934cab
commit e54cfa4378
7 changed files with 44 additions and 44 deletions
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12
blog/content/extra/naked-exceptions/02-better-exception-messages/index.md
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@@ -614,12 +614,12 @@ We get the following output:
// in src/interrupts/mod.rs
bitflags! {
flags PageFaultErrorCode: u64 {
const PROTECTION_VIOLATION = 1 << 0,
const CAUSED_BY_WRITE = 1 << 1,
const USER_MODE = 1 << 2,
const MALFORMED_TABLE = 1 << 3,
const INSTRUCTION_FETCH = 1 << 4,
struct PageFaultErrorCode: u64 {
const PROTECTION_VIOLATION = 1 << 0;
const CAUSED_BY_WRITE = 1 << 1;
const USER_MODE = 1 << 2;
const MALFORMED_TABLE = 1 << 3;
const INSTRUCTION_FETCH = 1 << 4;
}
}
```

2
blog/content/extra/naked-exceptions/03-returning-from-exceptions/index.md
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@@ -633,7 +633,7 @@ Let's try `make run` again:
Compiling spin v0.4.5
Compiling once v0.3.2
Compiling x86 v0.8.0
Compiling bitflags v0.7.0
Compiling bitflags v0.9.1
Compiling raw-cpuid v2.0.1
Compiling rlibc v0.1.5
Compiling linked_list_allocator v0.2.3

26
blog/content/posts/06-page-tables/index.md
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@@ -97,7 +97,7 @@ To model the various flags, we will use the [bitflags] crate. To add it as a dep
```toml
[dependencies]
...
bitflags = "0.7.0"
bitflags = "0.9.1"
```
To import the macro, we need to use `#[macro_use]` above the `extern crate` definition:
@@ -112,23 +112,23 @@ Now we can model the various flags:
```rust
bitflags! {
pub flags EntryFlags: u64 {
const PRESENT = 1 << 0,
const WRITABLE = 1 << 1,
const USER_ACCESSIBLE = 1 << 2,
const WRITE_THROUGH = 1 << 3,
const NO_CACHE = 1 << 4,
const ACCESSED = 1 << 5,
const DIRTY = 1 << 6,
const HUGE_PAGE = 1 << 7,
const GLOBAL = 1 << 8,
const NO_EXECUTE = 1 << 63,
pub struct EntryFlags: u64 {
const PRESENT = 1 << 0;
const WRITABLE = 1 << 1;
const USER_ACCESSIBLE = 1 << 2;
const WRITE_THROUGH = 1 << 3;
const NO_CACHE = 1 << 4;
const ACCESSED = 1 << 5;
const DIRTY = 1 << 6;
const HUGE_PAGE = 1 << 7;
const GLOBAL = 1 << 8;
const NO_EXECUTE = 1 << 63;
}
}
```
To extract the flags from the entry we create an `Entry::flags` method that uses [from_bits_truncate]:
[from_bits_truncate]: https://doc.rust-lang.org/bitflags/bitflags/macro.bitflags!.html#methods
[from_bits_truncate]: https://doc.rust-lang.org/bitflags/bitflags/index.html#methods-1
```rust
pub fn flags(&self) -> EntryFlags {

12
blog/content/posts/10-double-faults/index.md
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@@ -558,12 +558,12 @@ The flag bits are common between all descriptor types, so we create a general `D
// in src/interrupts/gdt.rs
bitflags! {
flags DescriptorFlags: u64 {
const CONFORMING = 1 << 42,
const EXECUTABLE = 1 << 43,
const USER_SEGMENT = 1 << 44,
const PRESENT = 1 << 47,
const LONG_MODE = 1 << 53,
struct DescriptorFlags: u64 {
const CONFORMING = 1 << 42;
const EXECUTABLE = 1 << 43;
const USER_SEGMENT = 1 << 44;
const PRESENT = 1 << 47;
const LONG_MODE = 1 << 53;
}
}
```