rust/zynq7000-rs
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start adding smoltcp/ethernet support

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This commit is contained in:
Robin Müller
2025-05-27 12:02:57 +02:00
committed by Robin.Mueller
parent 61ffe06343
commit 05e23303c2
26 changed files with 5882 additions and 4217 deletions
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5
zynq7000-rt/Cargo.toml
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@ -11,8 +11,9 @@ keywords = ["no-std", "arm", "cortex-a", "amd", "zynq7000"]
categories = ["embedded", "no-std", "hardware-support"]
[dependencies]
cortex-a-rt = { git = "https://github.com/rust-embedded/cortex-ar", branch = "main", optional = true, features = ["vfp-dp"] }
cortex-ar = { git = "https://github.com/rust-embedded/cortex-ar", branch = "main" }
cortex-a-rt = { version = "0.1", optional = true, features = ["vfp-dp"] }
cortex-ar = "0.2"
zynq-mmu = { path = "../zynq-mmu", version = "0.1.0" }
[features]
default = ["rt"]

124
zynq7000-rt/src/bin/table-gen.rs
View File

@ -4,6 +4,17 @@ use std::process::Command;
use zynq7000_rt::mmu::ONE_MB;
pub use zynq7000_rt::mmu::segments::*;
macro_rules! write_l1_section {
($writer:expr, $offset:expr, $attr:expr) => {
writeln!(
$writer,
"L1Section::new({:#010x}, {}).raw_value(),",
$offset, $attr
)
.unwrap();
};
}
fn main() {
let file_path = "src/mmu_table.rs";
let file = File::create(file_path).expect("Failed to create file");
@ -35,6 +46,7 @@ fn main() {
+ OCM_MAPPED_HIGH,
4096
);
let mut buf_writer = std::io::BufWriter::new(file);
writeln!(
buf_writer,
@ -63,44 +75,24 @@ fn main() {
"// First DDR segment, OCM memory (0x0000_0000 - 0x0010_0000)"
)
.unwrap();
writeln!(
buf_writer,
"L1Section::new({}, {}).raw_value(),",
offset, attr_ddr
)
.unwrap();
write_l1_section!(buf_writer, offset, attr_ddr);
offset += ONE_MB;
writeln!(buf_writer, "// DDR memory (0x00100000 - 0x4000_0000)").unwrap();
for _ in 0..DDR_FULL_ACCESSIBLE {
writeln!(
buf_writer,
"L1Section::new({}, {}).raw_value(),",
offset, attr_ddr
)
.unwrap();
write_l1_section!(buf_writer, offset, attr_ddr);
offset += ONE_MB;
}
writeln!(buf_writer, "// FPGA slave 0 (0x4000_0000 - 0x8000_0000)").unwrap();
for _ in 0..FPGA_SLAVE {
writeln!(
buf_writer,
"L1Section::new({}, {}).raw_value(),",
offset, attr_fpga_slaves
)
.unwrap();
write_l1_section!(buf_writer, offset, attr_fpga_slaves);
offset += ONE_MB;
}
writeln!(buf_writer, "// FPGA slave 1 (0x8000_0000 - 0xC000_0000)").unwrap();
for _ in 0..FPGA_SLAVE {
writeln!(
buf_writer,
"L1Section::new({}, {}).raw_value(),",
offset, attr_fpga_slaves
)
.unwrap();
write_l1_section!(buf_writer, offset, attr_fpga_slaves);
offset += ONE_MB;
}
@ -110,12 +102,7 @@ fn main() {
)
.unwrap();
for _ in 0..UNASSIGNED_0 {
writeln!(
buf_writer,
"L1Section::new({}, {}).raw_value(),",
offset, attr_unassigned
)
.unwrap();
write_l1_section!(buf_writer, offset, attr_unassigned);
offset += ONE_MB;
}
@ -125,12 +112,7 @@ fn main() {
)
.unwrap();
for _ in 0..IO_PERIPHS {
writeln!(
buf_writer,
"L1Section::new({}, {}).raw_value(),",
offset, attr_shared_dev
)
.unwrap();
write_l1_section!(buf_writer, offset, attr_shared_dev);
offset += ONE_MB;
}
@ -140,45 +122,25 @@ fn main() {
)
.unwrap();
for _ in 0..UNASSIGNED_1 {
writeln!(
buf_writer,
"L1Section::new({}, {}).raw_value(),",
offset, attr_unassigned
)
.unwrap();
write_l1_section!(buf_writer, offset, attr_unassigned);
offset += ONE_MB;
}
writeln!(buf_writer, "// NAND (0xE100_0000 - 0xE200_0000)").unwrap();
for _ in 0..NAND {
writeln!(
buf_writer,
"L1Section::new({}, {}).raw_value(),",
offset, attr_shared_dev
)
.unwrap();
write_l1_section!(buf_writer, offset, attr_shared_dev);
offset += ONE_MB;
}
writeln!(buf_writer, "// NOR (0xE200_0000 - 0xE400_0000)").unwrap();
for _ in 0..NOR {
writeln!(
buf_writer,
"L1Section::new({}, {}).raw_value(),",
offset, attr_shared_dev
)
.unwrap();
write_l1_section!(buf_writer, offset, attr_shared_dev);
offset += ONE_MB;
}
writeln!(buf_writer, "// SRAM (0xE400_0000 - 0xE600_0000)").unwrap();
for _ in 0..SRAM {
writeln!(
buf_writer,
"L1Section::new({}, {}).raw_value(),",
offset, attr_sram
)
.unwrap();
write_l1_section!(buf_writer, offset, attr_sram);
offset += ONE_MB;
}
@ -188,12 +150,7 @@ fn main() {
)
.unwrap();
for _ in 0..SEGMENTS_UNASSIGNED_2 {
writeln!(
buf_writer,
"L1Section::new({}, {}).raw_value(),",
offset, attr_unassigned
)
.unwrap();
write_l1_section!(buf_writer, offset, attr_unassigned);
offset += ONE_MB;
}
@ -203,12 +160,7 @@ fn main() {
)
.unwrap();
for _ in 0..AMBA_APB {
writeln!(
buf_writer,
"L1Section::new({}, {}).raw_value(),",
offset, attr_shared_dev
)
.unwrap();
write_l1_section!(buf_writer, offset, attr_shared_dev);
offset += ONE_MB;
}
@ -218,23 +170,13 @@ fn main() {
)
.unwrap();
for _ in 0..UNASSIGNED_3 {
writeln!(
buf_writer,
"L1Section::new({}, {}).raw_value(),",
offset, attr_unassigned
)
.unwrap();
write_l1_section!(buf_writer, offset, attr_unassigned);
offset += ONE_MB;
}
writeln!(buf_writer, "// QSPI XIP (0xFC00_0000 - 0xFE00_0000)").unwrap();
for _ in 0..QSPI_XIP {
writeln!(
buf_writer,
"L1Section::new({}, {}).raw_value(),",
offset, attr_qspi
)
.unwrap();
write_l1_section!(buf_writer, offset, attr_qspi);
offset += ONE_MB;
}
@ -244,24 +186,14 @@ fn main() {
)
.unwrap();
for _ in 0..UNASSIGNED_4 {
writeln!(
buf_writer,
"L1Section::new({}, {}).raw_value(),",
offset, attr_unassigned
)
.unwrap();
write_l1_section!(buf_writer, offset, attr_unassigned);
offset += ONE_MB;
}
writeln!(buf_writer, "// OCM High (0xFFF0_0000 - 0xFFFF_FFFF)").unwrap();
let mut offset_u64 = offset as u64;
for _ in 0..OCM_MAPPED_HIGH {
writeln!(
buf_writer,
"L1Section::new({}, {}).raw_value(),",
offset, attr_ocm_high
)
.unwrap();
write_l1_section!(buf_writer, offset, attr_ocm_high);
offset_u64 += ONE_MB as u64;
}

6
zynq7000-rt/src/mmu.rs
View File

@ -162,12 +162,6 @@ pub mod section_attrs {
};
}
pub const NUM_L1_PAGE_TABLE_ENTRIES: usize = 4096;
#[repr(C, align(16384))]
#[cfg(feature = "rt")]
pub struct L1Table(pub(crate) [u32; NUM_L1_PAGE_TABLE_ENTRIES]);
/// Load the MMU translation table base address into the MMU.
///
/// # Safety

8195
zynq7000-rt/src/mmu_table.rs
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