mirror of
https://github.com/phil-opp/blog_os.git
synced 2025-12-16 22:37:49 +00:00
@@ -13,7 +13,7 @@
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; limitations under the License.
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global long_mode_start
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extern main
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extern rust_main
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section .text
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bits 64
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@@ -21,7 +21,7 @@ long_mode_start:
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call setup_SSE
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; call rust main
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call main
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call rust_main
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.os_returned:
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; rust main returned, print `OS returned!`
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mov rax, 0x4f724f204f534f4f
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11
src/lib.rs
11
src/lib.rs
@@ -21,7 +21,7 @@ extern crate rlibc;
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use core::intrinsics::offset;
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#[no_mangle]
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pub extern fn main() {
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pub extern fn rust_main() {
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// ATTENTION: we have a very small stack and no guard page
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let x = ["Hello", " ", "World", "!"];
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let screen_pointer = 0xb8000 as *const u16;
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@@ -37,5 +37,10 @@ pub extern fn main() {
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loop{}
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}
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#[lang = "eh_personality"] extern fn eh_personality() {}
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#[lang = "panic_fmt"] extern fn panic_fmt() -> ! {loop{}}
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#[cfg(not(test))]
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#[lang = "eh_personality"]
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extern fn eh_personality() {}
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#[cfg(not(test))]
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#[lang = "panic_fmt"]
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extern fn panic_fmt() -> ! {loop{}}
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