mirror of
https://github.com/phil-opp/blog_os.git
synced 2025-12-16 22:37:49 +00:00
update source to match draft
This commit is contained in:
acheronfail
committed by
Philipp Oppermann
Philipp Oppermann
parent
87f6e734a9
commit
7ad0ed9254
53
Cargo.lock
generated
53
Cargo.lock
generated
@@ -13,7 +13,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "bitflags"
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version = "1.0.3"
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version = "1.0.4"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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@@ -22,11 +22,12 @@ version = "0.2.0"
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dependencies = [
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"array-init 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
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"bootloader_precompiled 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"lazy_static 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
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"spin 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
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"lazy_static 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"pic8259_simple 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
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"spin 0.4.9 (registry+https://github.com/rust-lang/crates.io-index)",
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"uart_16550 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"volatile 0.2.4 (registry+https://github.com/rust-lang/crates.io-index)",
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"x86_64 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
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"x86_64 0.2.13 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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@@ -37,12 +38,18 @@ dependencies = [
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"os_bootinfo 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "cpuio"
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version = "0.2.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "lazy_static"
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version = "1.0.1"
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version = "1.1.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"spin 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
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"spin 0.4.9 (registry+https://github.com/rust-lang/crates.io-index)",
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"version_check 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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@@ -55,9 +62,17 @@ name = "os_bootinfo"
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version = "0.2.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "pic8259_simple"
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version = "0.1.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"cpuio 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "spin"
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version = "0.4.8"
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version = "0.4.9"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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@@ -65,8 +80,8 @@ name = "uart_16550"
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version = "0.1.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"bitflags 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
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"x86_64 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
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"bitflags 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
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"x86_64 0.2.13 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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@@ -79,6 +94,11 @@ name = "ux"
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version = "0.1.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "version_check"
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version = "0.1.5"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "volatile"
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version = "0.2.4"
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@@ -86,11 +106,11 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "x86_64"
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version = "0.2.8"
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version = "0.2.13"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"bit_field 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"bitflags 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
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"bitflags 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
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"os_bootinfo 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
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"usize_conversions 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"ux 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
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@@ -99,14 +119,17 @@ dependencies = [
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[metadata]
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"checksum array-init 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)" = "c3cc8456d0ae81a8c76f59e384683a601548c38949a4bfcb65dd31ded5c75ff3"
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"checksum bit_field 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ed8765909f9009617974ab6b7d332625b320b33c326b1e9321382ef1999b5d56"
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"checksum bitflags 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)" = "d0c54bb8f454c567f21197eefcdbf5679d0bd99f2ddbe52e84c77061952e6789"
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"checksum bitflags 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)" = "228047a76f468627ca71776ecdebd732a3423081fcf5125585bcd7c49886ce12"
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"checksum bootloader_precompiled 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "245362094f3e7e5c801e71646a672c1fa895c033ca47473278e3d99af6300be6"
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"checksum lazy_static 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)" = "e6412c5e2ad9584b0b8e979393122026cdd6d2a80b933f890dcd694ddbe73739"
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"checksum cpuio 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "22b8e308ccfc5acf3b82f79c0eac444cf6114cb2ac67a230ca6c177210068daa"
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"checksum lazy_static 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ca488b89a5657b0a2ecd45b95609b3e848cf1755da332a0da46e2b2b1cb371a7"
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"checksum nodrop 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)" = "9a2228dca57108069a5262f2ed8bd2e82496d2e074a06d1ccc7ce1687b6ae0a2"
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"checksum os_bootinfo 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "66481dbeb5e773e7bd85b63cd6042c30786f834338288c5ec4f3742673db360a"
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"checksum spin 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)" = "14db77c5b914df6d6173dda9a3b3f5937bd802934fa5edaf934df06a3491e56f"
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"checksum pic8259_simple 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "dc64b2fd10828da8521b6cdabe0679385d7d2a3a6d4c336b819d1fa31ba35c72"
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"checksum spin 0.4.9 (registry+https://github.com/rust-lang/crates.io-index)" = "37b5646825922b96b5d7d676b5bb3458a54498e96ed7b0ce09dc43a07038fea4"
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"checksum uart_16550 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "269f953d8de3226f7c065c589c7b4a3e83d10a419c7c3b5e2e0f197e6acc966e"
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"checksum usize_conversions 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "f70329e2cbe45d6c97a5112daad40c34cd9a4e18edb5a2a18fefeb584d8d25e5"
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"checksum ux 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "53d8df5dd8d07fedccd202de1887d94481fadaea3db70479f459e8163a1fab41"
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"checksum version_check 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "914b1a6776c4c929a602fafd8bc742e06365d4bcbe48c30f9cca5824f70dc9dd"
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"checksum volatile 0.2.4 (registry+https://github.com/rust-lang/crates.io-index)" = "54d4343a2df2d65144a874f95950754ee7b7e8594f6027aae8c7d0f4858a3fe8"
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"checksum x86_64 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)" = "51b347fd81faca2e19366605a2bb52aa2f0e1572835678e3355b66aab18650e6"
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"checksum x86_64 0.2.13 (registry+https://github.com/rust-lang/crates.io-index)" = "a7e95a2813e20d24546c2b29ecc6df55cfde30c983df69eeece0b179ca9d68ac"
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@@ -9,6 +9,7 @@ spin = "0.4.6"
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volatile = "0.2.3"
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uart_16550 = "0.1.0"
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x86_64 = "0.2.8"
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pic8259_simple = "0.1.1"
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[dependencies.lazy_static]
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version = "1.0"
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10
src/interrupts.rs
Normal file
10
src/interrupts.rs
Normal file
@@ -0,0 +1,10 @@
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use pic8259_simple::ChainedPics;
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use spin;
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pub const PIC_1_OFFSET: u8 = 32;
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pub const PIC_2_OFFSET: u8 = PIC_1_OFFSET + 8;
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pub static PICS: spin::Mutex<ChainedPics> =
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spin::Mutex::new(unsafe { ChainedPics::new(PIC_1_OFFSET, PIC_2_OFFSET) });
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pub const TIMER_INTERRUPT_ID: u8 = PIC_1_OFFSET;
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@@ -5,6 +5,7 @@ extern crate spin;
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extern crate volatile;
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#[macro_use]
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extern crate lazy_static;
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extern crate pic8259_simple;
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extern crate uart_16550;
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extern crate x86_64;
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@@ -14,6 +15,7 @@ extern crate array_init;
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extern crate std;
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pub mod gdt;
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pub mod interrupts;
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pub mod serial;
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pub mod vga_buffer;
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20
src/main.rs
20
src/main.rs
@@ -11,6 +11,7 @@ extern crate x86_64;
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extern crate lazy_static;
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use core::panic::PanicInfo;
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use blog_os::interrupts::{self, PICS};
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/// This function is the entry point, since the linker looks for a function
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/// named `_start` by default.
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@@ -22,12 +23,8 @@ pub extern "C" fn _start() -> ! {
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blog_os::gdt::init();
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init_idt();
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fn stack_overflow() {
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stack_overflow(); // for each recursion, the return address is pushed
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}
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// trigger a stack overflow
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stack_overflow();
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unsafe { PICS.lock().initialize() };
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x86_64::instructions::interrupts::enable();
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println!("It did not crash!");
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loop {}
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@@ -54,6 +51,9 @@ lazy_static! {
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.set_stack_index(blog_os::gdt::DOUBLE_FAULT_IST_INDEX);
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}
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let timer_interrupt_id = usize::from(interrupts::TIMER_INTERRUPT_ID);
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idt[timer_interrupt_id].set_handler_fn(timer_interrupt_handler);
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idt
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};
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}
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@@ -73,3 +73,11 @@ extern "x86-interrupt" fn double_fault_handler(
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println!("EXCEPTION: DOUBLE FAULT\n{:#?}", stack_frame);
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loop {}
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}
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extern "x86-interrupt" fn timer_interrupt_handler(_stack_frame: &mut ExceptionStackFrame) {
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print!(".");
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unsafe {
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PICS.lock()
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.notify_end_of_interrupt(interrupts::TIMER_INTERRUPT_ID)
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}
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}
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