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working ethernet

This commit is contained in:
topquark12 2022-11-01 11:16:55 +08:00
parent ca0453df54
commit dab73c3fec
7 changed files with 393 additions and 24 deletions

64
Cargo.lock generated
View File

@ -224,6 +224,35 @@ dependencies = [
"riscv", "riscv",
] ]
[[package]]
name = "defmt"
version = "0.3.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d3a0ae7494d9bff013d7b89471f4c424356a71e9752e0c78abe7e6c608a16bb3"
dependencies = [
"bitflags",
"defmt-macros",
]
[[package]]
name = "defmt-macros"
version = "0.3.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "8500cbe4cca056412efce4215a63d0bc20492942aeee695f23b624a53e0a6854"
dependencies = [
"defmt-parser",
"proc-macro-error",
"proc-macro2",
"quote",
"syn",
]
[[package]]
name = "defmt-parser"
version = "0.3.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "0db23d29972d99baa3de2ee2ae3f104c10564a6d05a346eb3f4c4f2c0525a06e"
[[package]] [[package]]
name = "embedded-dma" name = "embedded-dma"
version = "0.2.0" version = "0.2.0"
@ -342,6 +371,15 @@ dependencies = [
"stable_deref_trait", "stable_deref_trait",
] ]
[[package]]
name = "ieee802_3_miim"
version = "0.7.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "fa6fe9a9feafccff3129a8ada9271d7f710a960be2b7c124583f7a3a5de3443e"
dependencies = [
"bitflags",
]
[[package]] [[package]]
name = "indexmap" name = "indexmap"
version = "1.9.1" version = "1.9.1"
@ -363,6 +401,7 @@ dependencies = [
"cortex-m-rtic", "cortex-m-rtic",
"cortex-m-semihosting 0.5.0", "cortex-m-semihosting 0.5.0",
"fugit", "fugit",
"ieee802_3_miim",
"log", "log",
"nb 1.0.0", "nb 1.0.0",
"num-traits", "num-traits",
@ -384,9 +423,9 @@ checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
[[package]] [[package]]
name = "libc" name = "libc"
version = "0.2.135" version = "0.2.137"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "68783febc7782c6c5cb401fbda4de5a9898be1762314da0bb2c10ced61f18b0c" checksum = "fc7fcc620a3bff7cdd7a365be3376c97191aeaccc2a603e600951e452615bf89"
[[package]] [[package]]
name = "libm" name = "libm"
@ -666,11 +705,13 @@ checksum = "a8f112729512f8e442d81f95a8a7ddf2b7c6b8a1a6f509a95864142b30cab2d3"
[[package]] [[package]]
name = "stm32-eth" name = "stm32-eth"
version = "0.3.0" version = "0.3.0"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "git+https://github.com/stm32-rs/stm32-eth#34243c92efbea19414fab27f34e282a2a4121190"
checksum = "09f6e20fd0f89dcf5637782090e654de814eecfb83c66ba41c2d64ce7f211b31"
dependencies = [ dependencies = [
"aligned 0.4.1", "aligned 0.4.1",
"cortex-m 0.7.6", "cortex-m 0.7.6",
"defmt",
"ieee802_3_miim",
"smoltcp",
"stm32f4xx-hal", "stm32f4xx-hal",
"volatile-register", "volatile-register",
] ]
@ -714,9 +755,9 @@ dependencies = [
[[package]] [[package]]
name = "syn" name = "syn"
version = "1.0.102" version = "1.0.103"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "3fcd952facd492f9be3ef0d0b7032a6e442ee9b361d4acc2b1d0c4aaa5f613a1" checksum = "a864042229133ada95abf3b54fdc62ef5ccabe9515b64717bcb9a1919e59445d"
dependencies = [ dependencies = [
"proc-macro2", "proc-macro2",
"quote", "quote",
@ -747,14 +788,21 @@ dependencies = [
[[package]] [[package]]
name = "time" name = "time"
version = "0.3.15" version = "0.3.16"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d634a985c4d4238ec39cacaed2e7ae552fbd3c476b552c1deac3021b7d7eaf0c" checksum = "0fab5c8b9980850e06d92ddbe3ab839c062c801f3927c0fb8abd6fc8e918fbca"
dependencies = [ dependencies = [
"libc", "libc",
"num_threads", "num_threads",
"time-core",
] ]
[[package]]
name = "time-core"
version = "0.1.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "2e153e1f1acaef8acc537e68b44906d2db6436e2b35ac2c6b42640fff91f00fd"
[[package]] [[package]]
name = "typenum" name = "typenum"
version = "1.15.0" version = "1.15.0"

View File

@ -23,8 +23,9 @@ bare-metal = "1"
nb = "1" nb = "1"
cortex-m-log = { version = "0.7.0", features = ["log-integration", "semihosting"] } cortex-m-log = { version = "0.7.0", features = ["log-integration", "semihosting"] }
stm32f4xx-hal = { version = "0.13.2", features = ["rt", "stm32f407", "usb_fs", "rtic-monotonic"] } stm32f4xx-hal = { version = "0.13.2", features = ["rt", "stm32f407", "usb_fs", "rtic-monotonic"] }
stm32-eth = { version = "0.3.0", features = ["stm32f407"] } stm32-eth = { git = "https://github.com/stm32-rs/stm32-eth", features = ["stm32f407", "smoltcp-phy", "smoltcp"] }
smoltcp = { version = "0.8.0", default-features = false, features = ["proto-ipv4", "socket-tcp", "log", "medium-ethernet"] } smoltcp = { version = "0.8.1", default-features = false, features = ["proto-ipv4", "socket-tcp", "log", "medium-ethernet"] }
ieee802_3_miim = "0.7.2"
num-traits = { version = "0.2.15", default-features = false, features = ["libm"] } num-traits = { version = "0.2.15", default-features = false, features = ["libm"] }
usb-device = "0.2.9" usb-device = "0.2.9"
usbd-serial = "0.1.1" usbd-serial = "0.1.1"

View File

@ -1,5 +1,7 @@
use super::{gpio, usb, delay}; use super::{gpio, usb, delay};
use crate::laser_diode::current_sources::*; use crate::laser_diode::current_sources::*;
use smoltcp::iface::{SocketHandle, Interface};
use stm32_eth::stm32::ETHERNET_DMA;
use systick_monotonic::Systick; use systick_monotonic::Systick;
use fugit::ExtU32; use fugit::ExtU32;
use log::info; use log::info;
@ -9,13 +11,15 @@ use stm32f4xx_hal::{
time::MegaHertz, time::MegaHertz,
watchdog::IndependentWatchdog, watchdog::IndependentWatchdog,
}; };
use crate::network::network;
use crate::network::network::EthernetPeripherals;
#[cfg(not(feature = "semihosting"))] #[cfg(not(feature = "semihosting"))]
const WATCHDOG_PERIOD: u32 = 1000; const WATCHDOG_PERIOD: u32 = 1000;
#[cfg(feature = "semihosting")] #[cfg(feature = "semihosting")]
const WATCHDOG_PERIOD: u32 = 30000; const WATCHDOG_PERIOD: u32 = 30000;
pub fn bootup(mut core_perif: CorePeripherals, perif: Peripherals) -> (IndependentWatchdog, Systick<1000_u32>) { pub fn bootup(mut core_perif: CorePeripherals, perif: Peripherals, server_storage: &'static mut network::ServerStorage) -> (IndependentWatchdog, Systick<1000_u32>, network::ServerHandle) {
core_perif.SCB.enable_icache(); core_perif.SCB.enable_icache();
core_perif.SCB.enable_dcache(&mut core_perif.CPUID); core_perif.SCB.enable_dcache(&mut core_perif.CPUID);
@ -33,7 +37,7 @@ pub fn bootup(mut core_perif: CorePeripherals, perif: Peripherals) -> (Independe
let systick = Systick::new(core_perif.SYST, clocks.hclk().to_Hz()); let systick = Systick::new(core_perif.SYST, clocks.hclk().to_Hz());
let delay = delay::AsmDelay::new(clocks.sysclk().to_Hz()); let delay = delay::AsmDelay::new(clocks.sysclk().to_Hz());
let (_eth_pins, usb, current_source_phy) = gpio::setup( let (eth_pins, usb, current_source_phy, mdio, mdc) = gpio::setup(
clocks, clocks,
perif.GPIOA, perif.GPIOA,
perif.GPIOB, perif.GPIOB,
@ -46,6 +50,14 @@ pub fn bootup(mut core_perif: CorePeripherals, perif: Peripherals) -> (Independe
perif.OTG_FS_PWRCLK, perif.OTG_FS_PWRCLK,
); );
let ethernet = EthernetPeripherals {
dma: perif.ETHERNET_DMA,
mac: perif.ETHERNET_MAC,
mmc: perif.ETHERNET_MMC,
};
let server = network::ServerHandle::new(eth_pins, ethernet, clocks, server_storage, mdio, mdc);
// let (serverhandle, iface) = network::setup(eth_pins, ethernet, clocks);
usb::State::setup(usb); usb::State::setup(usb);
let mut laser = CurrentSource { let mut laser = CurrentSource {
@ -64,5 +76,5 @@ pub fn bootup(mut core_perif: CorePeripherals, perif: Peripherals) -> (Independe
info!("Kirdy setup complete"); info!("Kirdy setup complete");
(wd, systick) (wd, systick, server)
} }

View File

@ -2,7 +2,7 @@ use crate::laser_diode::current_sources::*;
use fugit::RateExtU32; use fugit::RateExtU32;
use stm32_eth::EthPins; use stm32_eth::EthPins;
use stm32f4xx_hal::{ use stm32f4xx_hal::{
gpio::{gpioa::*, gpiob::*, gpioc::*, gpiog::*, GpioExt, Input}, gpio::{GpioExt, AF11, Speed, Alternate},
otg_fs::USB, otg_fs::USB,
pac::{GPIOA, GPIOB, GPIOC, GPIOD, GPIOG, OTG_FS_DEVICE, OTG_FS_GLOBAL, OTG_FS_PWRCLK, SPI2}, pac::{GPIOA, GPIOB, GPIOC, GPIOD, GPIOG, OTG_FS_DEVICE, OTG_FS_GLOBAL, OTG_FS_PWRCLK, SPI2},
rcc::Clocks, rcc::Clocks,
@ -10,8 +10,7 @@ use stm32f4xx_hal::{
spi::{NoMiso, Spi}, spi::{NoMiso, Spi},
}; };
pub type EthernetPins = use crate::network::network::EthernetPins;
EthPins<PA1<Input>, PA7<Input>, PB11<Input>, PG13<Input>, PB13<Input>, PC4<Input>, PC5<Input>>;
pub fn setup( pub fn setup(
clocks: Clocks, clocks: Clocks,
@ -28,6 +27,8 @@ pub fn setup(
EthernetPins, EthernetPins,
USB, USB,
CurrentSourcePhyConstruct<CurrentSourcePhyCh0>, CurrentSourcePhyConstruct<CurrentSourcePhyCh0>,
stm32f4xx_hal::gpio::PA2<Alternate<11>>,
stm32f4xx_hal::gpio::PC1<Alternate<11>>
// photo_diode_phy, // photo_diode_phy,
// thermostat_phy // thermostat_phy
) { ) {
@ -50,12 +51,18 @@ pub fn setup(
ref_clk: gpioa.pa1, ref_clk: gpioa.pa1,
crs: gpioa.pa7, crs: gpioa.pa7,
tx_en: gpiob.pb11, tx_en: gpiob.pb11,
tx_d0: gpiog.pg13, tx_d0: gpiob.pb12,
tx_d1: gpiob.pb13, tx_d1: gpiob.pb13,
rx_d0: gpioc.pc4, rx_d0: gpioc.pc4,
rx_d1: gpioc.pc5, rx_d1: gpioc.pc5,
}; };
let mut mdio = gpioa.pa2.into_alternate::<11>();
let mut mdc = gpioc.pc1.into_alternate::<11>();
mdio.set_speed(Speed::VeryHigh);
mdc.set_speed(Speed::VeryHigh);
let current_source_phy = CurrentSourcePhyConstruct { let current_source_phy = CurrentSourcePhyConstruct {
max5719_spi: Spi::new( max5719_spi: Spi::new(
spi2, spi2,
@ -77,5 +84,5 @@ pub fn setup(
current_source_short: gpioa.pa4.into_push_pull_output(), current_source_short: gpioa.pa4.into_push_pull_output(),
}; };
(eth_pins, usb, current_source_phy) (eth_pins, usb, current_source_phy, mdio, mdc)
} }

View File

@ -4,6 +4,7 @@
use rtic::app; use rtic::app;
mod device; mod device;
mod laser_diode; mod laser_diode;
mod network;
// If RTT is used, print panic info through RTT // If RTT is used, print panic info through RTT
#[cfg(feature = "RTT")] #[cfg(feature = "RTT")]
@ -22,14 +23,22 @@ fn panic(info: &PanicInfo) -> ! {
use panic_halt as _; use panic_halt as _;
// #[entry] // #[entry]
#[app(device = stm32f4xx_hal::pac, peripherals = true, dispatchers = [TIM8_CC])] #[app(device = stm32f4xx_hal::pac, peripherals = true, dispatchers = [TIM8_CC, TIM8_BRK_TIM12])]
mod app { mod app {
use log::info; use log::info;
use stm32_eth::stm32::ETHERNET_DMA;
use systick_monotonic::Systick; use systick_monotonic::Systick;
use fugit::ExtU32; use fugit::ExtU32;
use stm32f4xx_hal::watchdog::IndependentWatchdog; use stm32f4xx_hal::watchdog::IndependentWatchdog;
use crate::device::{boot::bootup, log_setup}; use crate::device::{boot::bootup, log_setup};
use smoltcp::iface::{SocketHandle, Interface};
use crate::network::network;
fn now_fn() -> smoltcp::time::Instant {
let time = monotonics::now().duration_since_epoch().to_millis();
smoltcp::time::Instant::from_millis(time as i64)
}
#[monotonic(binds = SysTick, default = true)] #[monotonic(binds = SysTick, default = true)]
type SystickTimer = Systick<1000>; type SystickTimer = Systick<1000>;
@ -42,31 +51,42 @@ mod app {
#[local] #[local]
struct Local { struct Local {
wd: IndependentWatchdog, wd: IndependentWatchdog,
// server_storage: network::network::ServerStorage::new(),
server_handle: network::ServerHandle
} }
#[init] #[init( local = [server_storage: network::ServerStorage = network::ServerStorage::new()] )]
fn init(cx: init::Context) -> (Shared, Local, init::Monotonics) { fn init(cx: init::Context) -> (Shared, Local, init::Monotonics) {
log_setup::init_log(); log_setup::init_log();
info!("Kirdy init"); info!("Kirdy init");
let core_perif = cx.core; let core_perif = cx.core;
let perif = cx.device; let perif = cx.device;
let (wd, systick) = bootup(core_perif, perif); let server_storage = cx.local.server_storage;
let (wd, systick, server_handle) = bootup(core_perif, perif, server_storage);
wd_feed::spawn().unwrap(); wd_feed::spawn().unwrap();
// server_poll::spawn().unwrap();
(Shared {}, Local {wd}, init::Monotonics(systick)) (Shared {}, Local {wd, server_handle}, init::Monotonics(systick))
} }
#[task(priority = 5, local = [wd])] #[task(priority = 5, local = [wd])]
fn wd_feed (cx: wd_feed::Context) { fn wd_feed (cx: wd_feed::Context) {
let start = monotonics::now(); let start = monotonics::now();
let wd = cx.local.wd; let wd = cx.local.wd;
info!("feed wd"); // info!("feed wd");
wd.feed(); wd.feed();
wd_feed::spawn_at(start + 10_u32.millis()).unwrap(); wd_feed::spawn_at(start + 10_u32.millis()).unwrap();
} }
#[task(binds = ETH, priority = 2, local = [server_handle, data: [u8; 512] = [0u8; 512]])]
fn server_poll (cx: server_poll::Context) {
let data = cx.local.data;
let server_handle = cx.local.server_handle;
server_handle.poll(data);
// server_poll::spawn_at(start + 10_u32.millis()).unwrap();
}
#[idle] #[idle]
fn idle(_: idle::Context) -> ! { fn idle(_: idle::Context) -> ! {
loop { loop {

1
src/network/mod.rs Normal file
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@ -0,0 +1 @@
pub mod network;

280
src/network/network.rs Normal file
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@ -0,0 +1,280 @@
use fugit::Instant;
use smoltcp::iface::{InterfaceBuilder, NeighborCache, SocketHandle, Interface, SocketStorage};
use smoltcp::socket::{TcpSocket, TcpSocketBuffer, self, Socket};
use smoltcp::storage::RingBuffer;
use smoltcp::wire::{EthernetAddress, IpAddress, IpCidr, Ipv4Address};
use stm32f4xx_hal::gpio::{gpioa::*, gpiob::*, gpioc::*, gpiog::*, Input};
use stm32_eth::{EthPins, TxDescriptor, RxDescriptor, EthernetMAC};
use stm32_eth::stm32::{ETHERNET_DMA, ETHERNET_MAC, ETHERNET_MMC};
use stm32_eth::RingEntry;
use stm32_eth::TxRingEntry;
use stm32_eth::RxRingEntry;
use stm32f4xx_hal::rcc::Clocks;
use smoltcp::iface::Neighbor;
use stm32_eth::*;
use log::{info, warn, debug};
use smoltcp::iface::Route;
use smoltcp::wire::Ipv4Cidr;
use stm32f4xx_hal::gpio::Alternate;
use smoltcp::{
iface::{self},
socket::{TcpState},
};
use crate::app::monotonics::{self, now};
pub type EthernetPins =
EthPins<PA1<Input>, PA7<Input>, PB11<Input>, PB12<Input>, PB13<Input>, PC4<Input>, PC5<Input>>;
pub type EthInterface = Interface<'static, &'static mut EthernetDMA<'static, 'static>>;
const IPV4_ADDR: (u8, u8, u8, u8) = (192, 168, 1, 132);
const ADDRESS: (IpAddress, u16) = (IpAddress::Ipv4(Ipv4Address::new(IPV4_ADDR.0, IPV4_ADDR.1,IPV4_ADDR.2,IPV4_ADDR.3)), 1337);
const MAC: [u8; 6] = [0x02,0x5f,0x25,0x37,0x93,0x0e];
pub struct EthernetPeripherals {
pub dma: ETHERNET_DMA,
pub mac: ETHERNET_MAC,
pub mmc: ETHERNET_MMC,
}
pub struct ServerHandle {
// storage: &'static mut ServerStorage,
socket_handle: SocketHandle,
iface: EthInterface
}
pub struct ServerStorage {
rx_ring: [RxRingEntry; 8],
tx_ring: [TxRingEntry; 2],
storage: NetworkStorage,
dma: core::mem::MaybeUninit<EthernetDMA<'static, 'static>>,
}
impl ServerStorage {
pub const fn new() -> Self {
ServerStorage {
rx_ring: [RxRingEntry::new(),RxRingEntry::new(),RxRingEntry::new(),RxRingEntry::new(),RxRingEntry::new(),RxRingEntry::new(),RxRingEntry::new(),RxRingEntry::new()],
tx_ring: [TxRingEntry::new(),TxRingEntry::new()],
storage: NetworkStorage::new(),
dma: core::mem::MaybeUninit::uninit(),
}
}
}
/// All storage required for networking
pub struct NetworkStorage {
pub ip_addrs: [IpCidr; 1],
pub sockets: [SocketStorage<'static>; 1],
pub tcp_socket_storage: TcpSocketStorage,
pub neighbor_cache: [Option<(IpAddress, Neighbor)>; 8],
pub routes_cache: [Option<(IpCidr, Route)>; 8],
}
impl NetworkStorage {
const IP_INIT: IpCidr =
IpCidr::Ipv4(Ipv4Cidr::new(Ipv4Address::new(IPV4_ADDR.0, IPV4_ADDR.1,IPV4_ADDR.2,IPV4_ADDR.3), 24));
pub const fn new() -> Self {
NetworkStorage {
ip_addrs: [Self::IP_INIT],
neighbor_cache: [None; 8],
routes_cache: [None; 8],
sockets: [SocketStorage::EMPTY; 1],
tcp_socket_storage: TcpSocketStorage::new(),
}
}
}
/// Storage of TCP sockets
#[derive(Copy, Clone)]
pub struct TcpSocketStorage {
rx_storage: [u8; 2048],
tx_storage: [u8; 2048],
}
impl TcpSocketStorage {
const fn new() -> Self {
Self {
rx_storage: [0; 2048],
tx_storage: [0; 2048],
}
}
}
fn now_fn() -> smoltcp::time::Instant {
let time = monotonics::now().duration_since_epoch().to_millis();
smoltcp::time::Instant::from_millis(time as i64)
}
impl ServerHandle {
pub fn new(
eth_pins: EthernetPins,
ethernet: EthernetPeripherals,
clocks: Clocks,
storage: &'static mut ServerStorage,
mdio: stm32f4xx_hal::gpio::PA2<Alternate<11>>,
mdc: stm32f4xx_hal::gpio::PC1<Alternate<11>>
) -> ServerHandle {
let (dma, mac) = stm32_eth::new_with_mii(
ethernet.mac,
ethernet.mmc,
ethernet.dma,
&mut storage.rx_ring[..],
&mut storage.tx_ring[..],
clocks,
eth_pins,
mdio,
mdc
)
.unwrap();
let mut routes = smoltcp::iface::Routes::new(&mut storage.storage.routes_cache[..]);
routes
.add_default_ipv4_route(Ipv4Address::new(192, 168, 1, 1))
.ok();
let dma = storage.dma.write(dma);
dma.enable_interrupt();
let rx_buffer = TcpSocketBuffer::new(&mut storage.storage.tcp_socket_storage.rx_storage[..]);
let tx_buffer = TcpSocketBuffer::new(&mut storage.storage.tcp_socket_storage.tx_storage[..]);
let socket = TcpSocket::new(rx_buffer, tx_buffer);
let mut iface = InterfaceBuilder::new(dma, &mut storage.storage.sockets[..])
.hardware_addr(EthernetAddress(MAC).into())
.ip_addrs(&mut storage.storage.ip_addrs[..])
.neighbor_cache(NeighborCache::new(&mut storage.storage.neighbor_cache[..]))
.routes(routes)
.finalize();
let mut server = ServerHandle {
socket_handle: iface.add_socket(socket),
iface: iface
};
let socket = server.iface.get_socket::<TcpSocket>(server.socket_handle);
socket.listen(ADDRESS).ok();
server.iface.poll(now_fn());
if let Ok(mut phy) = EthernetPhy::from_miim(mac, 0) {
info!(
"Resetting PHY as an extra step. Type: {}",
phy.ident_string()
);
phy.phy_init();
} else {
info!("Not resetting unsupported PHY.");
}
server
}
pub fn poll(&mut self, buffer: &mut [u8]) {
// info!("poll eth");
let interrupt_reason = self.iface.device_mut().interrupt_handler();
// debug!("Reason: {:?}", interrupt_reason);
self.iface.poll(now_fn()).ok();
let socket = self.iface.get_socket::<TcpSocket>(self.socket_handle);
if let Ok(recv_bytes) = socket.recv_slice(buffer) {
if recv_bytes > 0 {
socket.send_slice(&buffer[..recv_bytes]).ok();
info!("Echoed {} bytes.", recv_bytes);
}
}
if !socket.is_listening() && !socket.is_open() || socket.state() == TcpState::CloseWait {
socket.abort();
socket.listen(ADDRESS).ok();
warn!("Disconnected... Reopening listening socket.");
}
self.iface.poll(now_fn()).ok();
}
}
use ieee802_3_miim::{
phy::{
lan87xxa::{LAN8720A, LAN8742A},
BarePhy, KSZ8081R,
},
Miim, Pause, Phy,
};
/// An ethernet PHY
pub enum EthernetPhy<M: Miim> {
/// LAN8720A
LAN8720A(LAN8720A<M>),
/// LAN8742A
LAN8742A(LAN8742A<M>),
/// KSZ8081R
KSZ8081R(KSZ8081R<M>),
}
impl<M: Miim> Phy<M> for EthernetPhy<M> {
fn best_supported_advertisement(&self) -> ieee802_3_miim::AutoNegotiationAdvertisement {
unimplemented!()
}
fn get_miim(&mut self) -> &mut M {
match self {
EthernetPhy::LAN8720A(phy) => phy.get_miim(),
EthernetPhy::LAN8742A(phy) => phy.get_miim(),
EthernetPhy::KSZ8081R(phy) => phy.get_miim(),
}
}
fn get_phy_addr(&self) -> u8 {
match self {
EthernetPhy::LAN8720A(phy) => phy.get_phy_addr(),
EthernetPhy::LAN8742A(phy) => phy.get_phy_addr(),
EthernetPhy::KSZ8081R(phy) => phy.get_phy_addr(),
}
}
}
impl<M: Miim> EthernetPhy<M> {
/// Attempt to create one of the known PHYs from the given
/// MIIM.
///
/// Returns an error if the PHY does not support the extended register
/// set, or if the PHY's identifier does not correspond to a known PHY.
pub fn from_miim(miim: M, phy_addr: u8) -> Result<Self, ()> {
let mut bare = BarePhy::new(miim, phy_addr, Pause::NoPause);
let phy_ident = bare.phy_ident().ok_or(())?;
let miim = bare.release();
match phy_ident & 0xFFFFFFF0 {
0x0007C0F0 => Ok(Self::LAN8720A(LAN8720A::new(miim, phy_addr))),
0x0007C130 => Ok(Self::LAN8742A(LAN8742A::new(miim, phy_addr))),
0x00221560 => Ok(Self::KSZ8081R(KSZ8081R::new(miim, phy_addr))),
_ => Err(()),
}
}
/// Get a string describing the type of PHY
pub const fn ident_string(&self) -> &'static str {
match self {
EthernetPhy::LAN8720A(_) => "LAN8720A",
EthernetPhy::LAN8742A(_) => "LAN8742A",
EthernetPhy::KSZ8081R(_) => "KSZ8081R",
}
}
/// Initialize the PHY
pub fn phy_init(&mut self) {
match self {
EthernetPhy::LAN8720A(phy) => phy.phy_init(),
EthernetPhy::LAN8742A(phy) => phy.phy_init(),
EthernetPhy::KSZ8081R(phy) => {
phy.set_autonegotiation_advertisement(phy.best_supported_advertisement());
}
}
}
}