Completed code to build for a custom architecture that is independent of linux etc
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/target
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**/*.rs.bk
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[[package]]
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name = "os_boot"
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version = "0.1.0"
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[package]
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name = "os_boot"
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version = "0.1.0"
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authors = ["ishanjain28 <ishanjain28@gmail.com>"]
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[dependencies]
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#![feature(panic_implementation)] // required to define panic handler
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#![no_std] // don't include rust std lib
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#![no_main] // disable all rust entry point
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use core::panic::PanicInfo;
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/// This function is called on panic.
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#[panic_implementation]
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#[no_mangle]
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pub fn panic(_info: &PanicInfo) -> ! {
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loop {}
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}
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#[no_mangle] // don't change the name of function in symbol table
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pub extern "C" fn _start() -> ! {
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loop {}
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}
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{
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"llvm-target": "x86_64-unknown-none",
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"data-layout": "e-m:e-i64:64-f80:128-n8:16:32:64-S128",
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"arch": "x86_64",
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"target-endian": "little",
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"target-pointer-width": "64",
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"target-c-int-width": "32",
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"os": "none",
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"executables": true,
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"linker-flavor": "ld.lld",
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"linker": "rust-lld",
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"panic-strategy": "abort",
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"disable-redzone": true,
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"features": "-mmx,-sse,+soft-float"
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}
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