diff options
| -rw-r--r-- | cortex-m-rt/Cargo.toml | 15 | ||||
| -rw-r--r-- | cortex-m-rt/examples/qemu.rs | 19 |
2 files changed, 28 insertions, 6 deletions
diff --git a/cortex-m-rt/Cargo.toml b/cortex-m-rt/Cargo.toml index 949bdad..29310d7 100644 --- a/cortex-m-rt/Cargo.toml +++ b/cortex-m-rt/Cargo.toml @@ -19,10 +19,21 @@ autoexamples = true r0 = "0.2.2" cortex-m-rt-macros = { path = "macros", version = "0.1.5" } +[target.thumbv7em-none-eabihf.dev-dependencies] +cortex-m-semihosting = "0.3.1" + +[target.thumbv7em-none-eabi.dev-dependencies] +cortex-m-semihosting = "0.3.1" + +[target.thumbv7m-none-eabi.dev-dependencies] +cortex-m-semihosting = "0.3.1" + +[target.thumbv6m-none-eabi.dev-dependencies] +cortex-m-semihosting = "0.3.1" + [dev-dependencies] -cortex-m = ">= 0.5.7, <0.7" +cortex-m = "0.6" panic-halt = "0.2.0" -cortex-m-semihosting = "0.3.1" [dev-dependencies.rand] default-features = false diff --git a/cortex-m-rt/examples/qemu.rs b/cortex-m-rt/examples/qemu.rs index e2cd895..7553e70 100644 --- a/cortex-m-rt/examples/qemu.rs +++ b/cortex-m-rt/examples/qemu.rs @@ -2,18 +2,22 @@ #![no_main] #![no_std] -extern crate cortex_m; +extern crate cortex_m; extern crate cortex_m_rt as rt; + +#[cfg(not(armv8m))] extern crate cortex_m_semihosting as semihosting; + extern crate panic_halt; -use core::fmt::Write; use cortex_m::asm; use rt::entry; +#[cfg(not(armv8m))] #[entry] fn main() -> ! { + use core::fmt::Write; let x = 42; loop { @@ -21,9 +25,16 @@ fn main() -> ! { // write something through semihosting interface let mut hstdout = semihosting::hio::hstdout().unwrap(); - write!(hstdout, "x = {}\n", x); - + write!(hstdout, "x = {}\n", x).unwrap(); // exit from qemu semihosting::debug::exit(semihosting::debug::EXIT_SUCCESS); } } + +#[cfg(armv8m)] +#[entry] +fn main() -> ! { + loop { + asm::nop(); + } +} |