diff options
author | Christian Cunningham <cc@localhost> | 2022-08-21 10:12:57 -0700 |
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committer | Christian Cunningham <cc@localhost> | 2022-08-21 10:12:57 -0700 |
commit | b046b26436ddec25d0bd8ca9c6374ffa5ca98688 (patch) | |
tree | a73f143a7f447e6ded503f85102cd71b8f54c754 /src | |
parent | 9537e3bf45a93a09dd4e09c52a4e437ae333ac6f (diff) |
Consolidate alloc crate structures
Diffstat (limited to 'src')
-rw-r--r-- | src/kernel.rs | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/src/kernel.rs b/src/kernel.rs index 1c3bfac..0043ac0 100644 --- a/src/kernel.rs +++ b/src/kernel.rs @@ -17,6 +17,9 @@ #![no_std] extern crate alloc; +pub use alloc::boxed::Box; +pub use alloc::string::String; +pub use alloc::format; mod console; mod cpu; @@ -62,7 +65,6 @@ fn kernel_main() -> ! { #[cfg(feature="verbose")] { - use alloc::boxed::Box; { let a: Box<u8> = Box::new(1); println!("Box: {}", a); @@ -80,13 +82,14 @@ fn kernel_main() -> ! { println!("Boxes: {}, {}, {}", a, b, c); } println!("U8: {:?}", mem::alloc::U8_GRAND_ALLOC); - use alloc::string::String; { let mut s = String::new(); for _ in 0..128 { s += "TEST"; } println!("String: Length {}", s.capacity()); + let s = format!("{:X}", 0xCAFEBABE as u32); + println!("String: 0x{}", s); } use crate::console::interface::Statistics; println!("Characters written to UART: \x1b[91m{}\x1b[0m", console().chars_written()); |