forked from AbleOS/ableos
Removing deprecated platforms
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@ -1,52 +0,0 @@
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// AArch32 mode
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// To keep this in the first portion of the binary.
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.section ".text.boot"
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// Make _start global.
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.globl _start
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.org 0x8000
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// Entry point for the kernel.
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// r15 -> should begin execution at 0x8000.
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// r0 -> 0x00000000
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// r1 -> 0x00000C42 - machine id
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// r2 -> 0x00000100 - start of ATAGS
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// preserve these registers as argument for kernel_main
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_start:
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// Shut off extra cores
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mrc p15, 0, r5, c0, c0, 5
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and r5, r5, #3
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cmp r5, #0
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bne halt
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// Setup the stack.
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ldr r5, =_start
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mov sp, r5
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// Clear out bss.
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ldr r4, =__bss_start
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ldr r9, =__bss_end
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mov r5, #0
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mov r6, #0
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mov r7, #0
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mov r8, #0
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b 2f
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1:
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// store multiple at r4.
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stmia r4!, {r5-r8}
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// If we are still below bss_end, loop.
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2:
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cmp r4, r9
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blo 1b
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// Call kernel_main
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ldr r3, =kernel_main
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blx r3
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// halt
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halt:
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wfe
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b halt
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@ -1,7 +0,0 @@
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arm-none-eabi-gcc -mcpu=cortex-a7 -fpic -ffreestanding -c src/arch/aarch32/boot.s -o boot.o
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mv src/main.rs src/main.rs.pass
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cargo build --release --target json_targets/aarch32-ableos.json
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arm-none-eabi-gcc -T src/arch/aarch32/linker.ld -o ableos.elf -ffreestanding -O2 -nostdlib boot.o \
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target/aarch32-ableos/release/libableos.rlib
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mv src/main.rs.pass src/main.rs
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rm boot.o
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@ -1 +0,0 @@
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@ -1 +0,0 @@
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pub mod graphics;
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@ -1,4 +0,0 @@
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use super::write;
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pub fn init() {
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write("booted on arm :>\n");
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}
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@ -1,43 +0,0 @@
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ENTRY(_start)
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SECTIONS
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{
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/* Starts at LOADER_ADDR. */
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. = 0x80000;
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__start = .;
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__text_start = .;
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.text :
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{
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KEEP(*(.text.boot))
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*(.text)
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}
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. = ALIGN(4096); /* align to page size */
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__text_end = .;
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__rodata_start = .;
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.rodata :
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{
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*(.rodata)
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}
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. = ALIGN(4096); /* align to page size */
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__rodata_end = .;
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__data_start = .;
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.data :
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{
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*(.data)
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}
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. = ALIGN(4096); /* align to page size */
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__data_end = .;
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__bss_start = .;
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.bss :
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{
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bss = .;
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*(.bss)
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}
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. = ALIGN(4096); /* align to page size */
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__bss_end = .;
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__bss_size = __bss_end - __bss_start;
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__end = .;
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}
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@ -1,2 +0,0 @@
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const MMIO_BASE: u32 = 0x3F00_0000;
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const VIDEOCORE_MBOX: u32 = MMIO_BASE + 0xB880;
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@ -1,38 +0,0 @@
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#![allow(warnings)]
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pub const ARCH: &'static str = "aarch32";
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use core::intrinsics::{volatile_load, volatile_store};
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pub mod drivers;
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pub mod init;
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pub mod mbox;
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// raspi2 and raspi3 have peripheral base address 0x3F000000,
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// b ut raspi1 has peripheral base address 0x20000000. Ensure
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// you are using the correct peripheral address for your
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// hardware.
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const UART_DR: u32 = 0x3F201000;
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const UART_FR: u32 = 0x3F201018;
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pub fn mmio_write(reg: u32, val: u32) {
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unsafe { volatile_store(reg as *mut u32, val) }
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}
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pub fn mmio_read(reg: u32) -> u32 {
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unsafe { volatile_load(reg as *const u32) }
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}
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pub fn transmit_fifo_full() -> bool {
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mmio_read(UART_FR) & (1 << 5) > 0
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}
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pub fn receive_fifo_empty() -> bool {
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mmio_read(UART_FR) & (1 << 4) > 0
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}
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pub fn writec(c: u8) {
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while transmit_fifo_full() {}
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mmio_write(UART_DR, c as u32);
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}
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pub fn getc() -> u8 {
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while receive_fifo_empty() {}
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mmio_read(UART_DR) as u8
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}
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pub fn write(msg: &str) {
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for c in msg.chars() {
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writec(c as u8)
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}
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}
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pub fn shutdown() {}
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@ -1,3 +0,0 @@
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sh src/arch/aarch32/build.sh && \
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qemu-system-arm -M raspi2 -kernel ableos.elf --serial stdio && \
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rm ableos.elf
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@ -1 +0,0 @@
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@ -1 +0,0 @@
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pub mod graphics;
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@ -1,2 +0,0 @@
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use super::*;
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pub fn init() {}
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@ -1,47 +0,0 @@
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#![no_std]
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#![no_main]
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pub const ARCH: &'static str = "mipsr4000";
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pub mod drivers;
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static mut LIST: psp::Align16<[u32; 0x40000]> = psp::Align16([0; 0x40000]);
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// Create a module named "sample_module" with version 1.0
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psp::module!("ableos", 1, 0);
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fn psp_main() {
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// println!("AbleOS booted on PSP");
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// todo
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// println!("{}", crate::experiments::systeminfo::format_system_info());
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// gl_basic();
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println!("{}", crate::time::kilotime::Kilosecond::from_sec(23944));
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let mut second = timer_update().seconds;
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loop {
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/*
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{
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let time = timer_update();
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// FIXME: this is a little broken
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if (second) == time.seconds {
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if second == 59 {
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second = 0;
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}
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// time
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print!(
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"{:?}/{:?}/{:?} {:02}:{:02}:{:02} UTC\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n",
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time.year, time.month, time.day, time.hour, time.minutes, time.seconds
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);
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second += 1;
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}
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}
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*/
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}
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}
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pub fn shutdown() {}
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mod simple_graphics;
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use simple_graphics::gl_basic;
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mod timer;
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use crate::arch::timer::timer_update;
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use core::ffi::c_void;
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use psp::{
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sys::{self, DisplayPixelFormat, GuState, TexturePixelFormat},
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vram_alloc::get_vram_allocator,
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{BUF_WIDTH, SCREEN_HEIGHT, SCREEN_WIDTH},
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};
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pub mod init;
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use crate::println;
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use crate::arch::*;
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/// used as a very basic bare minimum gl example
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pub fn gl_basic() {
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unsafe {
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let mut allocator = get_vram_allocator().unwrap();
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let fbp0 = allocator
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.alloc_texture_pixels(BUF_WIDTH, SCREEN_HEIGHT, TexturePixelFormat::Psm8888)
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.as_mut_ptr_from_zero();
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sys::sceGuInit();
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sys::sceGuStart(
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sys::GuContextType::Direct,
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&mut LIST as *mut _ as *mut c_void,
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);
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sys::sceGuDrawBuffer(DisplayPixelFormat::Psm8888, fbp0 as _, BUF_WIDTH as i32);
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sys::sceGuDebugPrint(
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100,
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100,
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0xff0000ff,
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b"hi there from ableOS PSP graphics\0" as *const u8,
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);
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sys::sceGuDebugFlush();
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sys::sceGuFinish();
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sys::sceGuSync(sys::GuSyncMode::Finish, sys::GuSyncBehavior::Wait);
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sys::sceDisplayWaitVblankStart();
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sys::sceGuDisplay(true);
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}
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}
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pub fn timer_update() -> ScePspDateTime {
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unsafe {
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let mut tick = 0;
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psp::sys::sceRtcGetCurrentTick(&mut tick);
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// Convert the tick to an instance of `ScePspDateTime`
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let mut date = MaybeUninit::uninit();
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psp::sys::sceRtcSetTick(date.as_mut_ptr(), &tick);
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let date = date.assume_init();
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return date;
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}
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}
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use core::mem::MaybeUninit;
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use psp::sys::ScePspDateTime;
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