forked from AbleOS/ableos
clean up the build system and add riscv support
This commit is contained in:
parent
50e8444c69
commit
6675d7e1fb
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@ -9,3 +9,5 @@ build-std = ["core", "compiler_builtins"]
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[target.'cfg(target_arch = "x86_64")']
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[target.'cfg(target_arch = "x86_64")']
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# --quiet suppresses warning messages from the bootimage crate
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# --quiet suppresses warning messages from the bootimage crate
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runner = "bootimage runner --quiet"
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runner = "bootimage runner --quiet"
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[target.riscv64gc-unknown-none-elf]
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rustflags = "-C link-arg=-T../ableos/src/arch/riscv/virt.lds"
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@ -1,58 +0,0 @@
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.S
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# bootloader for SoS
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# Stephen Marz
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# 8 February 2019
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.option norvc
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.section .data
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.section .text.init
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.global _start
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_start:
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# Any hardware threads (hart) that are not bootstrapping
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# need to wait for an IPI
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csrr t0, mhartid
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bnez t0, 3f
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# SATP should be zero, but let's make sure
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csrw satp, zero
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.option push
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.option norelax
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la gp, _global_pointer
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.option pop
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# The BSS section is expected to be zero
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la a0, _bss_start
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la a1, _bss_end
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bgeu a0, a1, 2f
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1:
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sd zero, (a0)
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addi a0, a0, 8
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bltu a0, a1, 1b
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2:
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3:
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wfi
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j 3b
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# Control registers, set the stack, mstatus, mepc,
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# and mtvec to return to the main function.
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# li t5, 0xffff;
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# csrw medeleg, t5
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# csrw mideleg, t5
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la sp, _stack
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# We use mret here so that the mstatus register
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# is properly updated.
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li t0, (0b11 << 11) | (1 << 7) | (1 << 3)
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csrw mstatus, t0
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la t1, kernel_main
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csrw mepc, t1
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la t2, asm_trap_vector
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csrw mtvec, t2
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li t3, (1 << 3) | (1 << 7) | (1 << 11)
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csrw mie, t3
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la ra, 4f
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mret
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4:
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wfi
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j 4b
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@ -1,8 +0,0 @@
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# trap.S
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# Assembly-level trap handler.
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.section .text
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.global asm_trap_vector
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asm_trap_vector:
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# We get here when the CPU is interrupted
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# for any reason.
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mret
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31
ableos/src/arch/riscv/drivers/graphics.rs
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31
ableos/src/arch/riscv/drivers/graphics.rs
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@ -0,0 +1,31 @@
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use crate::driver_traits::graphics::{Graphics, Point, Rgb};
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pub struct GraphicsBuffer;
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#[allow(unused)]
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impl Graphics for GraphicsBuffer {
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fn put_line(coords_start: Point, coords_end: Point, thickness: u32, color: Rgb) {
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todo!()
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}
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fn put_rect(coords_start: Point, coords_end: Point, color: Rgb) {
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todo!()
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}
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fn put_circle(coords: Point, radius: u32) {
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todo!()
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}
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fn put_triangle(coords_1: Point, coords_2: Point, coords_3: Point, thickness: u32, color: Rgb) {
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todo!();
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}
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fn put_pixel(coords: Point, color: Rgb) {
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todo!()
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}
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fn paint_cursor(coords: Point) {
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todo!()
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}
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fn hide_cursor() {}
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fn show_cursor() {}
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fn draw() {}
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fn clear() {
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todo!()
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}
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}
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2
ableos/src/arch/riscv/drivers/mod.rs
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2
ableos/src/arch/riscv/drivers/mod.rs
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@ -0,0 +1,2 @@
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pub mod graphics;
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pub mod serial;
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11
ableos/src/arch/riscv/drivers/serial.rs
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11
ableos/src/arch/riscv/drivers/serial.rs
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@ -0,0 +1,11 @@
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#[macro_export]
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macro_rules! serial_print {
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($($arg:tt)*) => {};
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}
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/// Prints to the host through the serial interface, appending a newline.
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#[macro_export]
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macro_rules! serial_println {
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() => {};
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($fmt:expr) => {};
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($fmt:expr, $($arg:tt)*) => {};
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}
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BIN
ableos/src/arch/riscv/firmwear/opensbi-riscv64-generic-fw_jump.bin
Executable file
BIN
ableos/src/arch/riscv/firmwear/opensbi-riscv64-generic-fw_jump.bin
Executable file
Binary file not shown.
1
ableos/src/arch/riscv/init.rs
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1
ableos/src/arch/riscv/init.rs
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@ -0,0 +1 @@
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pub fn init() {}
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46
ableos/src/arch/riscv/mod.rs
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46
ableos/src/arch/riscv/mod.rs
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@ -0,0 +1,46 @@
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pub mod drivers;
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pub mod init;
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#[naked]
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#[no_mangle]
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unsafe extern "C" fn _boot() -> ! {
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#[rustfmt::skip]
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asm!("
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csrw sie, zero
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csrci sstatus, 2
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.option push
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.option norelax
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lla gp, __global_pointer$
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.option pop
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lla sp, __tmp_stack_top
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lla t0, __bss_start
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lla t1, __bss_end
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1:
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beq t0, t1, 2f
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sd zero, (t0)
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addi t0, t0, 8
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j 1b
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2:
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j {}
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",
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sym _start, options(noreturn));
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}
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extern "C" fn _start() -> ! {
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let uart_data = 0x10000000 as *mut u8;
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for c in b"Hello, world!\n" {
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unsafe { uart_data.write_volatile(*c) };
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}
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sloop()
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}
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pub fn sloop() -> ! {
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loop {
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unsafe { asm!("nop") };
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}
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}
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64
ableos/src/arch/riscv/virt.lds
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64
ableos/src/arch/riscv/virt.lds
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@ -0,0 +1,64 @@
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OUTPUT_ARCH(riscv64gc)
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ENTRY(_boot);
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SECTIONS {
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. = 0x80200000;
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.text : {
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PROVIDE(__text_start = .);
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PROVIDE(KERNEL_START = .);
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*(.init.boot)
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*(.init.rust)
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*(.text .text.*)
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. = ALIGN(4K);
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PROVIDE(__text_end = .);
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}
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.data : {
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PROVIDE(__data_start = .);
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*(.data .data.* .rodata .rodata.*)
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. = ALIGN(8);
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PROVIDE(__tmp_stack_bottom = .);
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. += 1024 * 1024 * 4;
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PROVIDE(__tmp_stack_top = .);
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. += 4096;
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PROVIDE(__scratch_stack = .);
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. = ALIGN(8);
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}
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. = ALIGN(8);
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.sdata : {
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PROVIDE(__global_pointer$ = .);
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*(.sdata .sdata.*)
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. = ALIGN(4K);
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PROVIDE(__data_end = .);
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}
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PROVIDE(__bss_start = .);
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.sbss : {
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*(.sbss .sbss.*);
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}
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.bss : {
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*(.bss .bss.*)
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}
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. = ALIGN(4K);
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PROVIDE(__bss_end = .);
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.tdata : {
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. = ALIGN(4K);
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PROVIDE(__tdata_start = .);
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*(.tdata .tdata.*)
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. = ALIGN(4K);
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PROVIDE(__tdata_end = .);
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}
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. = ALIGN(2M);
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PROVIDE(KERNEL_END = .);
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/DISCARD/ : { *(.eh_frame_hdr .eh_frame) }
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}
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@ -11,6 +11,10 @@ pub extern "C" fn _start() -> ! {
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#[allow(unused)]
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#[allow(unused)]
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pub fn shutdown() -> ! {
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pub fn shutdown() -> ! {
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unsafe {
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cpuio::outw(0x2000, 0x604);
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}
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sloop();
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sloop();
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}
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}
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@ -4,6 +4,13 @@ pub enum GModes {
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Custom(u16, u16),
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Custom(u16, u16),
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}
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}
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pub type GCoord = usize;
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pub type GCoord = usize;
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// TODO remap to a bitmasked u32
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/* REASON: More effecient memory wise so less overhead on the wasm memory
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Current: u32+u32+u32
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Proposed: u32 with bitmaps
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*/
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pub struct Rgb {
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pub struct Rgb {
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pub r: u32,
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pub r: u32,
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pub g: u32,
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pub g: u32,
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@ -33,8 +33,9 @@ pub extern "C" fn kernel_main() {
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AES::init_rng();
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AES::init_rng();
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*/
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*/
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#[cfg(not(target_arch = "riscv64"))]
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println!("init");
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println!("init");
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{
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{
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use crate::experiments::mail::MailBoxes;
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use crate::experiments::mail::MailBoxes;
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let mut x = MailBoxes::new();
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let mut x = MailBoxes::new();
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@ -44,7 +45,7 @@ pub extern "C" fn kernel_main() {
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}
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}
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// stack_overflow();
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// stack_overflow();
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// crate::arch::shutdown();
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loop {}
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loop {}
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}
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}
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// TODO: reimplement for the random handler
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// TODO: reimplement for the random handler
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@ -8,6 +8,7 @@
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#![reexport_test_harness_main = "test_main"]
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#![reexport_test_harness_main = "test_main"]
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#![feature(custom_test_frameworks)]
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#![feature(custom_test_frameworks)]
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#![test_runner(crate::arch::test_runner)]
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#![test_runner(crate::arch::test_runner)]
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#![feature(naked_functions)]
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#[cfg(target_arch = "arm")]
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#[cfg(target_arch = "arm")]
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#[path = "arch/aarch32/mod.rs"]
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#[path = "arch/aarch32/mod.rs"]
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mod arch;
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mod arch;
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@ -19,18 +20,21 @@ mod arch;
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#[cfg(target_arch = "x86_64")]
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#[cfg(target_arch = "x86_64")]
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#[path = "arch/x86_64/mod.rs"]
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#[path = "arch/x86_64/mod.rs"]
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mod arch;
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mod arch;
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#[cfg(target_arch = "mips")]
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#[cfg(target_arch = "riscv64")]
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#[path = "arch/ps_portable/mod.rs"]
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#[path = "arch/riscv/mod.rs"]
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mod arch;
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mod arch;
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#[macro_use]
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#[macro_use]
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pub mod print;
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pub mod print;
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use arch::drivers::serial;
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mod driver_traits;
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mod experiments;
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#[cfg(not(target_arch = "mips"))]
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#[cfg(not(target_arch = "mips"))]
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// pub mod allocator;
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// pub mod allocator;
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mod kmain;
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mod kmain;
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#[cfg(not(target_arch = "mips"))]
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#[cfg(not(target_arch = "mips"))]
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mod panic;
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mod panic;
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mod driver_traits;
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mod experiments;
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pub use experiments::server;
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pub use experiments::server;
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pub mod keyboard;
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pub mod keyboard;
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pub mod relib;
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pub mod relib;
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@ -30,7 +30,10 @@ impl core::fmt::Write for Stdout {
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kprint!("{}", s);
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kprint!("{}", s);
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Ok(())
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Ok(())
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}
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}
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#[cfg(target_arch = "riscv64")]
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fn write_str(&mut self, s: &str) -> Result<(), Error> {
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Ok(())
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}
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#[cfg(target_arch = "mips")]
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#[cfg(target_arch = "mips")]
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fn write_str(&mut self, s: &str) -> Result<(), Error> {
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fn write_str(&mut self, s: &str) -> Result<(), Error> {
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use psp::dprint;
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use psp::dprint;
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@ -12,6 +12,7 @@ enum Command {
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machine: Option<MachineType>,
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machine: Option<MachineType>,
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},
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},
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}
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}
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#[derive(clap::ArgEnum, Debug, Clone)]
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#[derive(clap::ArgEnum, Debug, Clone)]
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enum MachineType {
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enum MachineType {
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X86,
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X86,
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@ -56,29 +57,16 @@ fn main() -> anyhow::Result<()> {
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.run()?;
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.run()?;
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#[rustfmt::skip]
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#[rustfmt::skip]
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xshell::cmd!(
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xshell::cmd!(
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"
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"qemu-system-riscv64
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qemu-system-riscv64
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-machine virt
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-machine virt
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-cpu rv64
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-cpu rv64
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-smp 8
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-smp 8
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-m 128M
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-m 128M
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-bios opensbi-riscv64-generic-fw_jump.bin
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-bios src/arch/riscv/firmwear/opensbi-riscv64-generic-fw_jump.bin
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-kernel blog_os/target/riscv64gc-unknown-none-elf/release/blog_os
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-kernel target/riscv64gc-unknown-none-elf/release/ableos"
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"
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)
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.run()?;
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}
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}
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/*
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#[rustfmt::skip]
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xshell::cmd!("
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qemu-system-x86_64
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-drive format=raw,file=../../ableos/target/x86_64-ableos/release/bootimage-ableos.bin
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{debug_log...}
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"
|
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).run()?;
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).run()?;
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*/
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}
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}
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}
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}
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}
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}
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|
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Loading…
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