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7 Commits

Author SHA1 Message Date
Simon Renblad ef27cf0a5d update flake lock 2024-08-05 17:13:31 +08:00
Simon Renblad 09460c4c7e update cargo lock 2024-08-05 17:13:31 +08:00
Simon Renblad 26bde04a19 core_io -> core2::io 2024-08-05 17:13:31 +08:00
Simon Renblad 313662b196 compiler, cc, log deps 2024-08-05 17:13:31 +08:00
Simon Renblad 57604acf93 update version 2024-08-05 17:13:31 +08:00
Simon Renblad 4980ec1c6f llvm_asm -> asm 2024-08-05 17:13:31 +08:00
Simon Renblad 1307297583 update flake 2024-08-05 17:13:31 +08:00
25 changed files with 199 additions and 174 deletions

58
Cargo.lock generated
View File

@ -1,10 +1,12 @@
# This file is automatically @generated by Cargo.
# It is not intended for manual editing.
version = 3
[[package]]
name = "bit_field"
version = "0.10.1"
version = "0.10.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "dcb6dd1c2376d2e096796e234a70e17e94cc2d5d54ff8ce42b28cef1d0d359a4"
checksum = "dc827186963e592360843fb5ba4b973e145841266c1357f7180c43526f2e5b61"
[[package]]
name = "bitflags"
@ -14,9 +16,9 @@ checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
[[package]]
name = "byteorder"
version = "1.4.3"
version = "1.3.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "14c189c53d098945499cdfa7ecc63567cf3886b3332b312a5b4585d8d3a6a610"
checksum = "08c48aae112d48ed9f069b33538ea9e3e90aa263cfa3d1c24309612b1f7472de"
[[package]]
name = "cc"
@ -32,17 +34,17 @@ checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
[[package]]
name = "compiler_builtins"
version = "0.1.39"
version = "0.1.49"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "3748f82c7d366a0b4950257d19db685d4958d2fa27c6d164a3f069fec42b748b"
checksum = "20b1438ef42c655665a8ab2c1c6d605a305f031d38d9be689ddfef41a20f3aa2"
[[package]]
name = "core_io"
version = "0.1.20210325"
name = "core2"
version = "0.3.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "97f8932064288cc79feb4d343a399d353a6f6f001e586ece47fe518a9e8507df"
checksum = "2cf12d2dad3ed124aa116f59561428478993d69ab81ae4d30e5349c9c5b5a5f6"
dependencies = [
"rustc_version",
"memchr",
]
[[package]]
@ -70,13 +72,12 @@ dependencies = [
[[package]]
name = "fatfs"
version = "0.3.5"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e18f80a87439240dac45d927fd8f8081b6f1e34c03e97271189fa8a8c2e96c8f"
version = "0.3.6"
source = "git+https://github.com/SimonRenblad/rust-fatfs?branch=stable-0.3#6d935596a0d6faa19a4ca41b3db6de772d45c927"
dependencies = [
"bitflags",
"byteorder",
"core_io",
"core2",
"log",
]
@ -111,7 +112,7 @@ dependencies = [
name = "libconfig"
version = "0.1.0"
dependencies = [
"core_io",
"core2",
"fatfs",
"libboard_zynq",
"log",
@ -169,6 +170,12 @@ version = "0.7.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "c75de51135344a4f8ed3cfe2720dc27736f7711989703a0b43aadf3753c55577"
[[package]]
name = "memchr"
version = "2.5.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "2dffe52ecf27772e601905b7522cb4ef790d2cc203488bbd0e2fe85fcb74566d"
[[package]]
name = "nb"
version = "0.1.3"
@ -196,21 +203,6 @@ version = "1.0.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "bd7a31eed1591dcbc95d92ad7161908e72f4677f8fabf2a32ca49b4237cbf211"
[[package]]
name = "rustc_version"
version = "0.1.7"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "c5f5376ea5e30ce23c03eb77cbe4962b988deead10910c372b226388b594c084"
dependencies = [
"semver",
]
[[package]]
name = "semver"
version = "0.1.20"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d4f410fedcf71af0345d7607d246e7ad15faaadd49d240ee3b24e5dc21a820ac"
[[package]]
name = "smoltcp"
version = "0.7.5"
@ -227,7 +219,7 @@ name = "szl"
version = "0.1.0"
dependencies = [
"byteorder",
"core_io",
"core2",
"libboard_zynq",
"libconfig",
"libcortex_a9",
@ -250,9 +242,9 @@ checksum = "6a02e4885ed3bc0f2de90ea6dd45ebcbb66dacffe03547fadbb0eeae2770887d"
[[package]]
name = "volatile-register"
version = "0.2.1"
version = "0.2.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "9ee8f19f9d74293faf70901bc20ad067dc1ad390d2cbf1e3f75f721ffee908b6"
checksum = "de437e2a6208b014ab52972a27e59b33fa2920d3e00fe05026167a1c509d19cc"
dependencies = [
"vcell",
]

View File

@ -3,7 +3,7 @@ name = "experiments"
description = "Developing bare-metal Rust on Zynq"
version = "0.0.0"
authors = ["M-Labs"]
edition = "2018"
edition = "2021"
[features]
target_zc706 = ["libboard_zynq/target_zc706", "libsupport_zynq/target_zc706"]
@ -13,7 +13,7 @@ target_kasli_soc = ["libboard_zynq/target_kasli_soc", "libsupport_zynq/target_ka
default = ["target_zc706"]
[dependencies]
log = "0.4"
log = "=0.4.14"
embedded-hal = "0.2"
libregister = { path = "../libregister" }
libcortex_a9 = { path = "../libcortex_a9" }

View File

@ -1,12 +1,12 @@
#![no_std]
#![no_main]
#![feature(const_in_array_repeat_expressions)]
#![feature(naked_functions)]
#![feature(asm)]
extern crate alloc;
use alloc::collections::BTreeMap;
use core::arch::asm;
use libasync::{
delay,
smoltcp::{Sockets, TcpStream},

View File

@ -1,28 +1,12 @@
{
"nodes": {
"mozilla-overlay": {
"flake": false,
"locked": {
"lastModified": 1704373101,
"narHash": "sha256-+gi59LRWRQmwROrmE1E2b3mtocwueCQqZ60CwLG+gbg=",
"owner": "mozilla",
"repo": "nixpkgs-mozilla",
"rev": "9b11a87c0cc54e308fa83aac5b4ee1816d5418a2",
"type": "github"
},
"original": {
"owner": "mozilla",
"repo": "nixpkgs-mozilla",
"type": "github"
}
},
"nixpkgs": {
"locked": {
"lastModified": 1720386169,
"narHash": "sha256-NGKVY4PjzwAa4upkGtAMz1npHGoRzWotlSnVlqI40mo=",
"lastModified": 1722651103,
"narHash": "sha256-IRiJA0NVAoyaZeKZluwfb2DoTpBAj+FLI0KfybBeDU0=",
"owner": "NixOS",
"repo": "nixpkgs",
"rev": "194846768975b7ad2c4988bdb82572c00222c0d7",
"rev": "a633d89c6dc9a2a8aae11813a62d7c58b2c0cc51",
"type": "github"
},
"original": {
@ -34,8 +18,29 @@
},
"root": {
"inputs": {
"mozilla-overlay": "mozilla-overlay",
"nixpkgs": "nixpkgs"
"nixpkgs": "nixpkgs",
"rust-overlay": "rust-overlay"
}
},
"rust-overlay": {
"inputs": {
"nixpkgs": [
"nixpkgs"
]
},
"locked": {
"lastModified": 1719454714,
"narHash": "sha256-MojqG0lyUINkEk0b3kM2drsU5vyaF8DFZe/FAlZVOGs=",
"owner": "oxalica",
"repo": "rust-overlay",
"rev": "d1c527659cf076ecc4b96a91c702d080b213801e",
"type": "github"
},
"original": {
"owner": "oxalica",
"ref": "snapshot/2024-08-01",
"repo": "rust-overlay",
"type": "github"
}
}
},

View File

@ -2,37 +2,47 @@
description = "Bare-metal Rust on Zynq-7000";
inputs.nixpkgs.url = github:NixOS/nixpkgs/nixos-24.05;
inputs.mozilla-overlay = { url = github:mozilla/nixpkgs-mozilla; flake = false; };
#inputs.mozilla-overlay = { url = github:mozilla/nixpkgs-mozilla; flake = false; };
inputs.rust-overlay = {
url = "github:oxalica/rust-overlay?ref=snapshot/2024-08-01";
inputs.nixpkgs.follows = "nixpkgs";
};
outputs = { self, nixpkgs, mozilla-overlay }:
outputs = { self, nixpkgs, rust-overlay }:
let
pkgs = import nixpkgs { system = "x86_64-linux"; overlays = [ (import mozilla-overlay) crosspkgs-overlay ]; };
pkgs = import nixpkgs { system = "x86_64-linux"; overlays = [ (import rust-overlay) crosspkgs-overlay ]; };
rustManifest = pkgs.fetchurl {
url = "https://static.rust-lang.org/dist/2021-01-29/channel-rust-nightly.toml";
sha256 = "sha256-EZKgw89AH4vxaJpUHmIMzMW/80wAFQlfcxRoBD9nz0c=";
# rustManifest = pkgs.fetchurl {
# url = "https://static.rust-lang.org/dist/2021-01-29/channel-rust-nightly.toml";
# sha256 = "sha256-EZKgw89AH4vxaJpUHmIMzMW/80wAFQlfcxRoBD9nz0c=";
# };
# rustTargets = [];
# rustChannelOfTargets = _channel: _date: targets:
# (pkgs.lib.rustLib.fromManifestFile rustManifest {
# inherit (pkgs) stdenv lib fetchurl patchelf;
# }).rust.override {
# inherit targets;
# extensions = ["rust-src"];
# };
# rust = rustChannelOfTargets "nightly" null rustTargets;
# rustc version needs to match LLVM version, else ABI bugs
# https://doc.rust-lang.org/rustc/linker-plugin-lto.html#toolchain-compatibility
rust = pkgs.rust-bin.nightly."2021-09-20".default.override {
extensions = [ "rust-src" ];
};
rustTargets = [];
rustChannelOfTargets = _channel: _date: targets:
(pkgs.lib.rustLib.fromManifestFile rustManifest {
inherit (pkgs) stdenv lib fetchurl patchelf;
}).rust.override {
inherit targets;
extensions = ["rust-src"];
};
rust = rustChannelOfTargets "nightly" null rustTargets;
rustPlatform = pkgs.recurseIntoAttrs (pkgs.makeRustPlatform {
rustc = rust;
cargo = rust;
});
# https://doc.rust-lang.org/rustc/linker-plugin-lto.html#toolchain-compatibility
llvmPackages_11 = pkgs.recurseIntoAttrs (pkgs.callPackage (import ./llvm/11) ({
inherit (pkgs.stdenvAdapters) overrideCC;
buildLlvmTools = null;
targetLlvmLibraries = null;
targetLlvm = null;
}));
## https://doc.rust-lang.org/rustc/linker-plugin-lto.html#toolchain-compatibility
#llvmPackages_11 = pkgs.recurseIntoAttrs (pkgs.callPackage (import ./llvm/11) ({
# inherit (pkgs.stdenvAdapters) overrideCC;
# buildLlvmTools = null;
# targetLlvmLibraries = null;
# targetLlvm = null;
#}));
crosspkgs-overlay = (self: super: {
pkgsCross = super.pkgsCross // {
@ -104,9 +114,13 @@
dontFixup = true;
};
cargo-xbuild = pkgs.cargo-xbuild.overrideAttrs(oa: {
postPatch = "substituteInPlace src/sysroot.rs --replace 2021 2018";
});
cargo-xbuild = pkgs.cargo-xbuild;
#cargo-xbuild = pkgs.cargo-xbuild.overrideAttrs(oa: {
# postPatch = "substituteInPlace src/sysroot.rs --replace 2021 2018";
#});
#cargo-xbuild = pkgs.cargo-xbuild.overrideAttrs(oa: {
# postPatch = "substituteInPlace src/sysroot.rs --replace 2023 2018";
#});
build-crate = name: crate: features: rustPlatform.buildRustPackage rec {
name = "${crate}";
@ -114,9 +128,15 @@
src = builtins.filterSource (path: type:
baseNameOf path != "target"
) ./.;
cargoLock = { lockFile = ./Cargo.lock; };
nativeBuildInputs = [ cargo-xbuild llvmPackages_11.clang-unwrapped ];
cargoLock = {
lockFile = ./Cargo.lock;
outputHashes = {
"fatfs-0.3.6" = "sha256-guMlE0AjG9W9Fm4gUGghE5F1JA7IkV35fZAbYn+nb98=";
};
};
nativeBuildInputs = [ cargo-xbuild pkgs.llvmPackages_13.clang-unwrapped ];
buildPhase = ''
export XARGO_RUST_SRC="${rust}/lib/rustlib/src/rust/library"
export CARGO_HOME=$(mktemp -d cargo-home.XXX)
@ -161,7 +181,7 @@
hydraJobs = packages.x86_64-linux;
inherit rust rustPlatform llvmPackages_11;
inherit rust rustPlatform;
devShell.x86_64-linux = pkgs.mkShell {
name = "zynq-rs-dev-shell";
@ -172,7 +192,7 @@
pkgs.openocd pkgs.gdb
pkgs.openssh pkgs.rsync
llvmPackages_11.clang-unwrapped
pkgs.llvmPackages_13.clang-unwrapped
(pkgs.python3.withPackages(ps: [ ps.pyftdi ]))
];
};

View File

@ -3,7 +3,7 @@ name = "libasync"
description = "low-level async support"
version = "0.0.0"
authors = ["M-Labs"]
edition = "2018"
edition = "2021"
[dependencies]
#futures = { version = "0.3", default-features = false }

View File

@ -3,7 +3,7 @@ name = "libboard_zynq"
description = "Drivers for peripherals in the Zynq PS"
version = "0.0.0"
authors = ["M-Labs"]
edition = "2018"
edition = "2021"
[features]
target_zc706 = []
@ -18,7 +18,7 @@ bit_field = "0.10"
embedded-hal = "0.2"
nb = "0.1"
void = { version = "1", default-features = false }
log = "0.4"
log = "0.4.14"
libregister = { path = "../libregister" }
libcortex_a9 = { path = "../libcortex_a9" }
libasync = { path = "../libasync" }

View File

@ -2,13 +2,13 @@
name = "libconfig"
version = "0.1.0"
authors = ["M-Labs"]
edition = "2018"
edition = "2021"
[dependencies]
libboard_zynq = { path = "../libboard_zynq" }
core_io = { version = "0.1", features = ["collections"] }
fatfs = { version = "0.3", features = ["core_io"], default-features = false }
log = "0.4"
core2 = { version = "=0.3.2", features = ["alloc", "nightly"], default-features = false }
fatfs = { git = "https://github.com/SimonRenblad/rust-fatfs", branch = "stable-0.3", features = ["core2", "alloc"], default-features = false }
log = "=0.4.14"
[features]
target_zc706 = []
@ -16,4 +16,3 @@ target_coraz7 = []
target_redpitaya = []
target_kasli_soc = []
ipv6 = []
fat_lfn = [ "fatfs/alloc" ]

View File

@ -1,5 +1,5 @@
use alloc::vec::Vec;
use core_io::{Error, Read, Seek, SeekFrom};
use core2::io::{Error, Read, Seek, SeekFrom};
use libboard_zynq::devc;
use log::debug;

View File

@ -3,7 +3,7 @@ extern crate alloc;
use core::fmt;
use alloc::{string::FromUtf8Error, string::String, vec::Vec, rc::Rc};
use core_io::{self as io, BufRead, BufReader, Read, Write, Seek, SeekFrom};
use core2::io::{self as io, Read, Write, Seek, SeekFrom};
use libboard_zynq::sdio;
pub mod sd_reader;
@ -54,11 +54,13 @@ impl<'a> From<FromUtf8Error> for Error<'a> {
fn parse_config<'a>(
key: &'a str,
buffer: &mut Vec<u8>,
file: fatfs::File<sd_reader::SdReader>,
file: &mut fatfs::File<sd_reader::SdReader>,
) -> Result<'a, ()> {
let prefix = [key, "="].concat().to_ascii_lowercase();
for line in BufReader::new(file).lines() {
let line = line?.to_ascii_lowercase();
let mut read_buf = Vec::new();
file.read_to_end(&mut read_buf)?;
for line in String::from_utf8(read_buf)?.lines() {
let line = line.to_ascii_lowercase();
if line.starts_with(&prefix) {
buffer.extend(line[prefix.len()..].as_bytes());
return Ok(());
@ -101,7 +103,7 @@ impl Config {
match root_dir.open_file(&["/CONFIG/", key, ".BIN"].concat()) {
Ok(mut f) => f.read_to_end(&mut buffer).map(|_| ())?,
Err(_) => match root_dir.open_file("/CONFIG.TXT") {
Ok(f) => parse_config(key, &mut buffer, f)?,
Ok(mut f) => parse_config(key, &mut buffer, &mut f)?,
Err(_) => return Err(Error::KeyNotFoundError(key)),
},
};
@ -124,11 +126,11 @@ impl Config {
let prefix = [key, "="].concat().to_ascii_lowercase();
match root_dir.create_file("/CONFIG.TXT") {
Ok(mut f) => {
let mut buffer = String::new();
f.read_to_string(&mut buffer)?;
let mut buffer = Vec::new();
f.read_to_end(&mut buffer)?;
f.seek(SeekFrom::Start(0))?;
f.truncate()?;
for line in buffer.lines() {
for line in String::from_utf8(buffer)?.lines() {
if line.len() > 0 && !line.to_ascii_lowercase().starts_with(&prefix) {
f.write(line.as_bytes())?;
f.write(NEWLINE)?;

View File

@ -1,4 +1,4 @@
use core_io::{BufRead, Error, ErrorKind, Read, Result as IoResult, Seek, SeekFrom, Write};
use core2::io::{BufRead, Error, ErrorKind, Read, Result as IoResult, Seek, SeekFrom, Write};
use fatfs;
use libboard_zynq::sdio::{sd_card::SdCard, CmdTransferError};
use log::debug;

View File

@ -2,7 +2,7 @@
name = "libcortex_a9"
version = "0.0.0"
authors = ["M-Labs"]
edition = "2018"
edition = "2021"
[features]
power_saving = []

View File

@ -1,59 +1,60 @@
use core::arch::asm;
/// The classic no-op
#[inline]
pub fn nop() {
unsafe { llvm_asm!("nop" :::: "volatile") }
unsafe { asm!("nop") }
}
/// Wait For Event
#[inline]
pub fn wfe() {
unsafe { llvm_asm!("wfe" :::: "volatile") }
unsafe { asm!("wfe") }
}
/// Send Event
#[inline]
pub fn sev() {
unsafe { llvm_asm!("sev" :::: "volatile") }
unsafe { asm!("sev") }
}
/// Data Memory Barrier
#[inline]
pub fn dmb() {
unsafe { llvm_asm!("dmb" :::: "volatile") }
unsafe { asm!("dmb") }
}
/// Data Synchronization Barrier
#[inline]
pub fn dsb() {
unsafe { llvm_asm!("dsb" :::: "volatile") }
unsafe { asm!("dsb") }
}
/// Instruction Synchronization Barrier
#[inline]
pub fn isb() {
unsafe { llvm_asm!("isb" :::: "volatile") }
unsafe { asm!("isb") }
}
/// Enable FIQ
#[inline]
pub unsafe fn enable_fiq() {
llvm_asm!("cpsie f":::: "volatile");
asm!("cpsie f");
}
/// Enable IRQ
#[inline]
pub unsafe fn enable_irq() {
llvm_asm!("cpsie i":::: "volatile");
asm!("cpsie i");
}
/// Disable IRQ, return if IRQ was originally enabled.
#[inline]
pub unsafe fn enter_critical() -> bool {
let mut cpsr: u32;
llvm_asm!(
"mrs $0, cpsr
cpsid i"
: "=r"(cpsr) ::: "volatile");
asm!(
"mrs {}, cpsr
cpsid i", out(reg) cpsr);
(cpsr & (1 << 7)) == 0
}
@ -65,18 +66,18 @@ pub unsafe fn exit_critical(enable: bool) {
} else {
0
};
llvm_asm!(
asm!(
"mrs r1, cpsr
bic r1, r1, $0
bic r1, r1, {}
msr cpsr_c, r1"
:: "r"(mask) : "r1");
, in(reg) mask);
}
/// Exiting IRQ
#[inline]
pub unsafe fn exit_irq() {
llvm_asm!("
asm!("
mrs r0, SPSR
msr CPSR, r0
" ::: "r0");
");
}

View File

@ -1,11 +1,12 @@
use super::asm::{dmb, dsb};
use super::l2c::*;
use core::arch::asm;
/// Invalidate TLBs
#[inline(always)]
pub fn tlbiall() {
unsafe {
llvm_asm!("mcr p15, 0, $0, c8, c7, 0" :: "r" (0) :: "volatile");
asm!("mcr p15, 0, {}, c8, c7, 0", in(reg) 0);
}
}
@ -13,7 +14,7 @@ pub fn tlbiall() {
#[inline(always)]
pub fn iciallu() {
unsafe {
llvm_asm!("mcr p15, 0, $0, c7, c5, 0" :: "r" (0) :: "volatile");
asm!("mcr p15, 0, {}, c7, c5, 0", in(reg) 0);
}
}
@ -21,7 +22,7 @@ pub fn iciallu() {
#[inline(always)]
pub fn bpiall() {
unsafe {
llvm_asm!("mcr p15, 0, $0, c7, c5, 6" :: "r" (0) :: "volatile");
asm!("mcr p15, 0, {}, c7, c5, 6", in(reg) 0);
}
}
@ -29,7 +30,7 @@ pub fn bpiall() {
#[inline(always)]
pub fn dccsw(setway: u32) {
unsafe {
llvm_asm!("mcr p15, 0, $0, c7, c10, 2" :: "r" (setway) :: "volatile");
asm!("mcr p15, 0, {}, c7, c10, 2", in(reg) setway);
}
}
@ -41,7 +42,7 @@ pub fn dcisw(setway: u32) {
// also see example code (for DCCISW, but DCISW will be
// analogous) "Example code for cache maintenance operations"
// on pages B2-1286 and B2-1287.
llvm_asm!("mcr p15, 0, $0, c7, c6, 2" :: "r" (setway) :: "volatile");
asm!("mcr p15, 0, {}, c7, c6, 2", in(reg) setway);
}
}
@ -49,7 +50,7 @@ pub fn dcisw(setway: u32) {
#[inline(always)]
pub fn dccisw(setway: u32) {
unsafe {
llvm_asm!("mcr p15, 0, $0, c7, c14, 2" :: "r" (setway) :: "volatile");
asm!("mcr p15, 0, {}, c7, c14, 2", in(reg) setway);
}
}
@ -69,7 +70,7 @@ pub fn dciall_l1() {
// select L1 data cache
unsafe {
llvm_asm!("mcr p15, 2, $0, c0, c0, 0" :: "r" (0) :: "volatile");
asm!("mcr p15, 2, {}, c0, c0, 0", in(reg) 0);
}
// Invalidate entire D-Cache by iterating every set and every way
@ -104,7 +105,7 @@ pub fn dcciall_l1() {
// select L1 data cache
unsafe {
llvm_asm!("mcr p15, 2, $0, c0, c0, 0" :: "r" (0) :: "volatile");
asm!("mcr p15, 2, {}, c0, c0, 0", in(reg) 0);
}
// Invalidate entire D-Cache by iterating every set and every way
@ -156,7 +157,7 @@ fn slice_cache_line_addrs<T>(slice: &[T]) -> impl Iterator<Item = usize> {
#[inline(always)]
pub fn dccimvac(addr: usize) {
unsafe {
llvm_asm!("mcr p15, 0, $0, c7, c14, 1" :: "r" (addr) :: "volatile");
asm!("mcr p15, 0, {}, c7, c14, 1", in(reg) addr);
}
}
@ -198,10 +199,9 @@ pub fn dcci_slice<T>(slice: &[T]) {
#[inline(always)]
pub fn dccmvac(addr: usize) {
unsafe {
llvm_asm!("mcr p15, 0, $0, c7, c10, 1" :: "r" (addr) :: "volatile");
asm!("mcr p15, 0, {}, c7, c10, 1", in(reg) addr);
}
}
/// Data cache clean for an object.
pub fn dcc<T>(object: &T) {
dmb();
@ -239,7 +239,7 @@ pub fn dcc_slice<T>(slice: &[T]) {
/// affecting more data than intended.
#[inline(always)]
pub unsafe fn dcimvac(addr: usize) {
llvm_asm!("mcr p15, 0, $0, c7, c6, 1" :: "r" (addr) :: "volatile");
asm!("mcr p15, 0, {}, c7, c6, 1", in(reg) addr);
}
/// Data cache clean and invalidate for an object.

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@ -1,7 +1,8 @@
use core::arch::asm;
/// Enable FPU in the current core.
pub fn enable_fpu() {
unsafe {
llvm_asm!("
asm!("
mrc p15, 0, r1, c1, c0, 2
orr r1, r1, (0b1111<<20)
mcr p15, 0, r1, c1, c0, 2
@ -9,6 +10,6 @@ pub fn enable_fpu() {
vmrs r1, fpexc
orr r1, r1, (1<<30)
vmsr fpexc, r1
":::"r1");
");
}
}

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@ -1,7 +1,7 @@
#![no_std]
#![feature(llvm_asm, global_asm)]
#![feature(never_type)]
#![feature(const_fn)]
#![feature(asm, global_asm)]
#![feature(const_fn_trait_bound)]
extern crate alloc;
@ -17,6 +17,7 @@ pub mod sync_channel;
mod uncached;
pub use fpu::enable_fpu;
pub use uncached::UncachedSlice;
use core::arch::global_asm;
global_asm!(include_str!("exceptions.s"));

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@ -2,6 +2,7 @@ use libregister::{
register_bit, register_bits,
RegisterR, RegisterW, RegisterRW,
};
use core::arch::asm;
macro_rules! def_reg_r {
($name:tt, $type: ty, $asm_instr:tt) => {
@ -11,7 +12,7 @@ macro_rules! def_reg_r {
#[inline]
fn read(&self) -> Self::R {
let mut value: u32;
unsafe { llvm_asm!($asm_instr : "=r" (value) ::: "volatile") }
unsafe { asm!($asm_instr, out(reg) value) }
value.into()
}
}
@ -26,7 +27,7 @@ macro_rules! def_reg_w {
#[inline]
fn write(&mut self, value: Self::W) {
let value: u32 = value.into();
unsafe { llvm_asm!($asm_instr :: "r" (value) :: "volatile") }
unsafe { asm!($asm_instr, in(reg) value) }
}
#[inline]
@ -71,29 +72,29 @@ macro_rules! wrap_reg {
/// Stack Pointer
pub struct SP;
def_reg_r!(SP, u32, "mov $0, sp");
def_reg_w!(SP, u32, "mov sp, $0");
def_reg_r!(SP, u32, "mov {}, sp");
def_reg_w!(SP, u32, "mov sp, {}");
/// Link register (function call return address)
pub struct LR;
def_reg_r!(LR, u32, "mov $0, lr");
def_reg_w!(LR, u32, "mov lr, $0");
def_reg_r!(LR, u32, "mov {}, lr");
def_reg_w!(LR, u32, "mov lr, {}");
pub struct VBAR;
def_reg_r!(VBAR, u32, "mrc p15, 0, $0, c12, c0, 0");
def_reg_w!(VBAR, u32, "mcr p15, 0, $0, c12, c0, 0");
def_reg_r!(VBAR, u32, "mrc p15, 0, {}, c12, c0, 0");
def_reg_w!(VBAR, u32, "mcr p15, 0, {}, c12, c0, 0");
pub struct MVBAR;
def_reg_r!(MVBAR, u32, "mrc p15, 0, $0, c12, c0, 1");
def_reg_w!(MVBAR, u32, "mcr p15, 0, $0, c12, c0, 1");
def_reg_r!(MVBAR, u32, "mrc p15, 0, {}, c12, c0, 1");
def_reg_w!(MVBAR, u32, "mcr p15, 0, {}, c12, c0, 1");
pub struct HVBAR;
def_reg_r!(HVBAR, u32, "mrc p15, 4, $0, c12, c0, 0");
def_reg_w!(HVBAR, u32, "mcr p15, 4, $0, c12, c0, 0");
def_reg_r!(HVBAR, u32, "mrc p15, 4, {}, c12, c0, 0");
def_reg_w!(HVBAR, u32, "mcr p15, 4, {}, c12, c0, 0");
/// Multiprocess Affinity Register
pub struct MPIDR;
def_reg_r!(MPIDR, mpidr::Read, "mrc p15, 0, $0, c0, c0, 5");
def_reg_r!(MPIDR, mpidr::Read, "mrc p15, 0, {}, c0, c0, 5");
wrap_reg!(mpidr);
register_bits!(mpidr,
/// CPU core index
@ -106,15 +107,15 @@ register_bit!(mpidr,
u, 30);
pub struct DFAR;
def_reg_r!(DFAR, u32, "mrc p15, 0, $0, c6, c0, 0");
def_reg_r!(DFAR, u32, "mrc p15, 0, {}, c6, c0, 0");
pub struct DFSR;
def_reg_r!(DFSR, u32, "mrc p15, 0, $0, c5, c0, 0");
def_reg_r!(DFSR, u32, "mrc p15, 0, {}, c5, c0, 0");
pub struct SCTLR;
wrap_reg!(sctlr);
def_reg_r!(SCTLR, sctlr::Read, "mrc p15, 0, $0, c1, c0, 0");
def_reg_w!(SCTLR, sctlr::Write, "mcr p15, 0, $0, c1, c0, 0");
def_reg_r!(SCTLR, sctlr::Read, "mrc p15, 0, {}, c1, c0, 0");
def_reg_w!(SCTLR, sctlr::Write, "mcr p15, 0, {}, c1, c0, 0");
register_bit!(sctlr,
/// Enables MMU
m, 0);
@ -147,8 +148,8 @@ register_bit!(sctlr,
/// Auxiliary Control Register
pub struct ACTLR;
wrap_reg!(actlr);
def_reg_r!(ACTLR, actlr::Read, "mrc p15, 0, $0, c1, c0, 1");
def_reg_w!(ACTLR, actlr::Write, "mcr p15, 0, $0, c1, c0, 1");
def_reg_r!(ACTLR, actlr::Read, "mrc p15, 0, {}, c1, c0, 1");
def_reg_w!(ACTLR, actlr::Write, "mcr p15, 0, {}, c1, c0, 1");
// SMP bit
register_bit!(actlr, parity_on, 9);
register_bit!(actlr, alloc_one_way, 8);
@ -183,17 +184,17 @@ impl ACTLR {
/// Domain Access Control Register
pub struct DACR;
def_reg_r!(DACR, u32, "mrc p15, 0, $0, c3, c0, 0");
def_reg_w!(DACR, u32, "mcr p15, 0, $0, c3, c0, 0");
def_reg_r!(DACR, u32, "mrc p15, 0, {}, c3, c0, 0");
def_reg_w!(DACR, u32, "mcr p15, 0, {}, c3, c0, 0");
/// Translation Table Base Register 0
pub struct TTBR0;
/// Translation Table Base Register 1
pub struct TTBR1;
def_reg_r!(TTBR0, ttbr::Read, "mrc p15, 0, $0, c2, c0, 0");
def_reg_w!(TTBR0, ttbr::Write, "mcr p15, 0, $0, c2, c0, 0");
def_reg_r!(TTBR1, ttbr::Read, "mrc p15, 0, $0, c2, c0, 1");
def_reg_w!(TTBR1, ttbr::Write, "mcr p15, 0, $0, c2, c0, 1");
def_reg_r!(TTBR0, ttbr::Read, "mrc p15, 0, {}, c2, c0, 0");
def_reg_w!(TTBR0, ttbr::Write, "mcr p15, 0, {}, c2, c0, 0");
def_reg_r!(TTBR1, ttbr::Read, "mrc p15, 0, {}, c2, c0, 1");
def_reg_w!(TTBR1, ttbr::Write, "mcr p15, 0, {}, c2, c0, 1");
wrap_reg!(ttbr);
register_bits!(ttbr, table_base, u32, 14, 31);
register_bit!(ttbr, irgn0, 6);

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@ -178,7 +178,8 @@ macro_rules! sync_channel {
{
use core::sync::atomic::{AtomicUsize, AtomicPtr};
use $crate::sync_channel::{Sender, Receiver};
static LIST: [AtomicPtr<$t>; $cap + 1] = [AtomicPtr::new(core::ptr::null_mut()); $cap + 1];
const cnst_ptr: AtomicPtr<$t> = AtomicPtr::new(core::ptr::null_mut());
static LIST: [AtomicPtr<$t>; $cap + 1] = [cnst_ptr; $cap + 1];
static WRITE: AtomicUsize = AtomicUsize::new(0);
static READ: AtomicUsize = AtomicUsize::new(0);
(Sender::new(&LIST, &WRITE, &READ), Receiver::new(&LIST, &WRITE, &READ))

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@ -2,7 +2,7 @@
name = "libregister"
version = "0.0.0"
authors = ["M-Labs"]
edition = "2018"
edition = "2021"
[dependencies]
vcell = "0.1"

View File

@ -3,7 +3,7 @@ name = "libsupport_zynq"
description = "Software support for running in the Zynq PS"
version = "0.0.0"
authors = ["M-Labs"]
edition = "2018"
edition = "2021"
[features]
target_zc706 = ["libboard_zynq/target_zc706"]
@ -19,11 +19,11 @@ default = ["panic_handler", "dummy_irq_handler", "dummy_fiq_handler"]
[dependencies]
r0 = "1"
compiler_builtins = "=0.1.39"
compiler_builtins = "=0.1.49"
linked_list_allocator = { version = "0.8", default-features = false, features = ["const_mut_refs"] }
libregister = { path = "../libregister" }
libcortex_a9 = { path = "../libcortex_a9" }
libboard_zynq = { path = "../libboard_zynq" }
[build-dependencies]
cc = { version = "1.0" }
cc = { version = "=1.0.73" }

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@ -1,5 +1,6 @@
use r0::zero_bss;
use core::ptr::write_volatile;
use core::arch::asm;
use libregister::{
VolatileCell,
RegisterR, RegisterRW,

View File

@ -1,6 +1,7 @@
use libregister::{RegisterR, RegisterW};
use libcortex_a9::{regs::{DFSR, MPIDR, VBAR}, interrupt_handler};
use libboard_zynq::{println, stdio};
use core::arch::asm;
pub fn set_vector_table(base_addr: u32){
VBAR.write(base_addr);

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@ -3,7 +3,7 @@ name = "szl"
description = "Simple Zynq Loader"
version = "0.1.0"
authors = ["M-Labs"]
edition = "2018"
edition = "2021"
[features]
target_zc706 = ["libboard_zynq/target_zc706", "libsupport_zynq/target_zc706", "libconfig/target_zc706"]
@ -13,9 +13,9 @@ target_kasli_soc = ["libboard_zynq/target_kasli_soc", "libsupport_zynq/target_ka
default = ["target_zc706"]
[dependencies]
log = "0.4"
byteorder = { version = "1.3", default-features = false }
core_io = { version = "0.1", features = ["collections"] }
log = "=0.4.14"
byteorder = { version = "=1.3", default-features = false }
core2 = { version = "=0.3.2", default-features = false, features = ["alloc", "nightly"] }
libboard_zynq = { path = "../libboard_zynq" }
libsupport_zynq = { path = "../libsupport_zynq" }

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@ -8,7 +8,7 @@ mod netboot;
use alloc::rc::Rc;
use core::mem;
use core_io::{Read, Seek};
use core2::io::{Read, Seek};
use libboard_zynq::{
self as zynq,
clocks::source::{ArmPll, ClockSource, IoPll},

View File

@ -1,7 +1,7 @@
use alloc::vec;
use alloc::vec::Vec;
use byteorder::{ByteOrder, NetworkEndian};
use core_io::{Read, Seek};
use core2::io::{Read, Seek};
use libboard_zynq::{
devc,
eth::Eth,