Add detection for thumbv7em-none-eabi (CM4 without FPU)

lobaro / FreeRTOS-rust

Rust crate for FreeRTOS

MIT License

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Add detection for thumbv7em-none-eabi (CM4 without FPU) #26

Closed schteve closed 1 year ago

schteve commented 1 year ago

Cortex-M4 cores that don't have (or don't enable) FPU should use the CM3 port. This just adds this case to the table so it is automatically detected for the user.