zynq-rs/libboard_zynq/src/eth/regs.rs

328 lines
11 KiB
Rust

use volatile_register::{RO, WO, RW};
use libregister::{register, register_bit, register_bits, register_bits_typed};
#[repr(C)]
pub struct RegisterBlock {
pub net_ctrl: NetCtrl,
pub net_cfg: NetCfg,
pub net_status: NetStatus,
pub unused0: RO<u32>,
pub dma_cfg: DmaCfg,
pub tx_status: TxStatus,
pub rx_qbar: RxQbar,
pub tx_qbar: TxQbar,
pub rx_status: RxStatus,
pub intr_status: RW<u32>,
pub intr_en: WO<u32>,
pub intr_dis: IntrDis,
pub intr_mask: RW<u32>,
pub phy_maint: PhyMaint,
pub rx_pauseq: RO<u32>,
pub tx_pauseq: RW<u32>,
pub unused1: [RO<u32>; 16],
pub hash_bot: RW<u32>,
pub hash_top: RW<u32>,
pub spec_addr1_bot: SpecAddrBot,
pub spec_addr1_top: SpecAddrTop,
pub spec_addr2_bot: SpecAddrBot,
pub spec_addr2_top: SpecAddrTop,
pub spec_addr3_bot: SpecAddrBot,
pub spec_addr3_top: SpecAddrTop,
pub spec_addr4_bot: SpecAddrBot,
pub spec_addr4_top: SpecAddrTop,
pub type_id_match1: RW<u32>,
pub type_id_match2: RW<u32>,
pub type_id_match3: RW<u32>,
pub type_id_match4: RW<u32>,
pub wake_on_lan: RW<u32>,
pub ipg_stretch: RW<u32>,
pub stacked_vlan: RW<u32>,
pub tx_pfc_pause: RW<u32>,
pub spec_addr1_mask_bot: RW<u32>,
pub spec_addr1_mask_top: RW<u32>,
pub unused2: [RO<u32>; 11],
pub module_id: RO<u32>,
pub octets_tx_bot: RO<u32>,
pub octets_tx_top: RO<u32>,
pub frames_tx: RO<u32>,
pub broadcast_frames_tx: RO<u32>,
pub multi_frames_tx: RO<u32>,
pub pause_frames_tx: RO<u32>,
pub frames_64b_tx: RO<u32>,
pub frames_65to127b_tx: RO<u32>,
pub frames_128to255b_tx: RO<u32>,
pub frames_256to511b_tx: RO<u32>,
pub frames_512to1023b_tx: RO<u32>,
pub frames_1024to1518b_tx: RO<u32>,
pub tx_under_runs: RO<u32>,
pub unused3: RO<u32>,
pub single_collisn_frames: RO<u32>,
pub multi_collisn_frames: RO<u32>,
pub excessive_collisns: RO<u32>,
pub late_collisns: RO<u32>,
pub deferred_tx_frames: RO<u32>,
pub carrier_sense_errs: RO<u32>,
pub octets_rx_bot: RO<u32>,
pub octets_rx_top: RO<u32>,
pub frames_rx: RO<u32>,
pub bdcast_fames_rx: RO<u32>,
pub multi_frames_rx: RO<u32>,
pub pause_rx: RO<u32>,
pub frames_64b_rx: RO<u32>,
pub frames_65to127b_rx: RO<u32>,
pub frames_128to255b_rx: RO<u32>,
pub frames_256to511b_rx: RO<u32>,
pub frames_512to1023b_rx: RO<u32>,
pub frames_1024to1518b_rx: RO<u32>,
pub unused4: RO<u32>,
pub undersz_rx: RO<u32>,
pub oversz_rx: RO<u32>,
pub jab_rx: RO<u32>,
pub fcs_errors: RO<u32>,
pub length_field_errors: RO<u32>,
pub rx_symbol_errors: RO<u32>,
pub align_errors: RO<u32>,
pub rx_resource_errors: RO<u32>,
pub rx_overrun_errors: RO<u32>,
pub ip_hdr_csum_errors: RO<u32>,
pub tcp_csum_errors: RO<u32>,
pub udp_csum_errors: RO<u32>,
pub unused5: [RO<u32>; 5],
pub timer_strobe_s: RW<u32>,
pub timer_strobe_ns: RW<u32>,
pub timer_s: RW<u32>,
pub timer_ns: RW<u32>,
pub timer_adjust: RW<u32>,
pub timer_incr: RW<u32>,
pub ptp_tx_s: RO<u32>,
pub ptp_tx_ns: RO<u32>,
pub ptp_rx_s: RO<u32>,
pub ptp_rx_ns: RO<u32>,
pub ptp_peer_tx_s: RO<u32>,
pub ptp_peer_tx_ns: RO<u32>,
pub ptp_peer_rx_s: RO<u32>,
pub ptp_peer_rx_ns: RO<u32>,
pub unused6: [RO<u32>; 33],
pub design_cfg2: RO<u32>,
pub design_cfg3: RO<u32>,
pub design_cfg4: RO<u32>,
pub design_cfg5: RO<u32>,
}
impl RegisterBlock {
const GEM0: *mut Self = 0xE000B000 as *mut _;
const GEM1: *mut Self = 0xE000C000 as *mut _;
pub fn gem0() -> &'static mut Self {
unsafe { &mut *Self::GEM0 }
}
pub fn gem1() -> &'static mut Self {
unsafe { &mut *Self::GEM1 }
}
}
register!(net_ctrl, NetCtrl, RW, u32);
register_bit!(net_ctrl, loopback_local, 1);
register_bit!(net_ctrl, rx_en, 2);
register_bit!(net_ctrl, tx_en, 3);
register_bit!(net_ctrl, mgmt_port_en, 4);
register_bit!(net_ctrl, clear_stat_regs, 5);
register_bit!(net_ctrl, incr_stat_regs, 6);
register_bit!(net_ctrl, wren_stat_regs, 7);
register_bit!(net_ctrl, back_pressure, 8);
register_bit!(net_ctrl, start_tx, 9);
register_bit!(net_ctrl, tx_halt, 10);
register_bit!(net_ctrl, tx_pause_frame, 11);
register_bit!(net_ctrl, tx_zeroq_pause_frame, 12);
register_bit!(net_ctrl, str_rx_timestamp, 15);
register_bit!(net_ctrl, en_pfc_pri_pause_rx, 16);
register_bit!(net_ctrl, tx_pfc_pri_pri_pause_frame, 17);
register_bit!(net_ctrl, flush_next_rx_dpram_pkt, 18);
register!(net_cfg, NetCfg, RW, u32);
register_bit!(net_cfg,
/// false for 10Mbps, true for 100Mbps
speed, 0);
register_bit!(net_cfg, full_duplex, 1);
register_bit!(net_cfg,
/// Discard non-VLAN frames
disc_non_vlan, 2);
register_bit!(net_cfg,
/// Accept all valid frames?
copy_all, 4);
register_bit!(net_cfg,
/// Don't accept broadcast destination address
no_broadcast, 5);
register_bit!(net_cfg,
/// Multicast hash enable
multi_hash_en, 6);
register_bit!(net_cfg,
/// Unicast hash enable
uni_hash_en, 7);
register_bit!(net_cfg,
/// Accept frames up to 1536 bytes (instead of up to 1518 bytes)
rx_1536_byte_frames, 8);
register_bit!(net_cfg,
/// match interface can be used to copy frames to memory.
/// External address match enable - when set the external address
ext_addr_match_en, 9);
register_bit!(net_cfg,
/// Gigabit mode enable
gige_en, 10);
register_bit!(net_cfg,
/// Enable TBI instead of GMII/MII interface?
pcs_sel, 11);
register_bit!(net_cfg,
/// Retry test (reduces backoff between collisions to one slot)
retry_test, 12);
register_bit!(net_cfg,
/// Pause frame enable
pause_en, 13);
register_bits!(net_cfg,
/// Receive buffer offset
rx_buf_offset, u8, 14, 15);
register_bit!(net_cfg,
/// Length field error frame discard
len_err_frame_disc, 16);
register_bit!(net_cfg,
/// Write received frames to memory with Frame Check Sequence removed
fcs_remove, 17);
register_bits!(net_cfg,
/// MDC clock divison
mdc_clk_div, u8, 18, 20);
register_bits!(net_cfg,
/// Data bus width
dbus_width, u8, 21, 22);
register_bit!(net_cfg,
/// Disable copy of pause frames
dis_cp_pause_frame, 23);
register_bit!(net_cfg,
/// Receive checksum offload enable
rx_chksum_offld_en, 24);
register_bit!(net_cfg,
/// Enable frames to be received in half-duplex mode while
/// transmitting
rx_hd_while_tx, 25);
register_bit!(net_cfg,
/// Ignore Rx Framce Check Sequence (errors will not be rejected)
ignore_rx_fcs, 26);
register_bit!(net_cfg,
/// SGMII mode enable
sgmii_en, 27);
register_bit!(net_cfg,
/// IPG stretch enable
ipg_stretch_en, 28);
register_bit!(net_cfg,
/// Receive bad preamble
rx_bad_preamble, 29);
register_bit!(net_cfg,
/// Ignore IPG rx_er
ignore_ipg_rx_er, 30);
register_bit!(net_cfg,
/// NA
unidir_en, 31);
register!(net_status, NetStatus, RW, u32);
register_bit!(net_status, pcs_link_state, 0);
register_bit!(net_status, mdio_in_pin_status, 1);
register_bit!(net_status, phy_mgmt_idle, 2);
register_bit!(net_status, pcs_autoneg_dup_res, 3);
register_bit!(net_status, pcs_autoneg_pause_rx_res, 4);
register_bit!(net_status, pcs_autoneg_pause_tx_res, 5);
register_bit!(net_status, pfc_pri_pause_neg, 6);
register!(dma_cfg, DmaCfg, RW, u32);
register_bits!(dma_cfg, ahb_fixed_burst_len, u8, 0, 4);
register_bit!(dma_cfg, ahb_endian_swp_mgmt_en, 6);
register_bit!(dma_cfg, ahb_endian_swp_pkt_en, 7);
register_bits!(dma_cfg, rx_pktbuf_memsz_sel, u8, 8, 9);
register_bit!(dma_cfg, tx_pktbuf_memsz_sel, 10);
register_bit!(dma_cfg, csum_gen_offload_en, 11);
register_bits!(dma_cfg,
/// 64 bytes unit
ahb_mem_rx_buf_size, u8, 16, 23);
register_bit!(dma_cfg, disc_when_no_ahb, 24);
register!(tx_status, TxStatus, RW, u32);
register_bit!(tx_status, used_bit_read, 0);
register_bit!(tx_status, collision, 1);
register_bit!(tx_status, retry_limit_exceeded, 2);
register_bit!(tx_status, tx_go, 3);
register_bit!(tx_status, tx_corr_ahb_err, 4);
register_bit!(tx_status, tx_complete, 5);
register_bit!(tx_status, tx_under_run, 6);
register_bit!(tx_status, late_collision, 7);
register_bit!(tx_status, hresp_not_ok, 8);
register!(rx_status, RxStatus, RW, u32);
register_bit!(rx_status, buffer_not_avail, 0);
register_bit!(rx_status, frame_recd, 1);
register_bit!(rx_status, rx_overrun, 2);
register_bit!(rx_status, hresp_not_ok, 3);
register!(rx_qbar, RxQbar, RW, u32);
register_bits!(rx_qbar, rx_q_baseaddr, u32, 2, 31);
register!(tx_qbar, TxQbar, RW, u32);
register_bits!(tx_qbar, tx_q_baseaddr, u32, 2, 31);
register!(intr_dis, IntrDis, WO, u32);
register_bit!(intr_dis, mgmt_done, 0);
register_bit!(intr_dis, rx_complete, 1);
register_bit!(intr_dis, rx_used_read, 2);
register_bit!(intr_dis, tx_used_read, 3);
register_bit!(intr_dis, tx_underrun, 4);
register_bit!(intr_dis, retry_ex_late_collisn, 5);
register_bit!(intr_dis, tx_corrupt_ahb_err, 6);
register_bit!(intr_dis, tx_complete, 7);
register_bit!(intr_dis, link_chng, 9);
register_bit!(intr_dis, rx_overrun, 10);
register_bit!(intr_dis, hresp_not_ok, 11);
register_bit!(intr_dis, pause_nonzeroq, 12);
register_bit!(intr_dis, pause_zero, 13);
register_bit!(intr_dis, pause_tx, 14);
register_bit!(intr_dis, ex_intr, 15);
register_bit!(intr_dis, autoneg_complete, 16);
register_bit!(intr_dis, partner_pg_rx, 17);
register_bit!(intr_dis, delay_req_rx, 18);
register_bit!(intr_dis, sync_rx, 19);
register_bit!(intr_dis, delay_req_tx, 20);
register_bit!(intr_dis, sync_tx, 21);
register_bit!(intr_dis, pdelay_req_rx, 22);
register_bit!(intr_dis, pdelay_resp_rx, 23);
register_bit!(intr_dis, pdelay_req_tx, 24);
register_bit!(intr_dis, pdelay_resp_tx, 25);
register_bit!(intr_dis, tsu_sec_incr, 26);
#[repr(u8)]
pub enum PhyOperation {
Write = 0b01,
Read = 0b10,
}
register!(phy_maint, PhyMaint, RW, u32);
register_bits!(phy_maint,
/// Read from/write to the PHY
data, u16, 0, 15);
// Write `0b10`
register_bits!(phy_maint, must_10, u8, 16, 17);
register_bits!(phy_maint,
/// Register address
reg_addr, u8, 18, 22);
register_bits!(phy_maint,
/// PHY address
phy_addr, u8, 23, 27);
register_bits_typed!(phy_maint, operation, u8, PhyOperation, 28, 29);
// PHY clause 22 compliant (not clause 45)?
register_bit!(phy_maint, clause_22, 30);
register!(spec_addr_top, SpecAddrTop, RW, u32);
register_bits!(spec_addr_top,
addr_msbs, u16, 0, 15);
register!(spec_addr_bot, SpecAddrBot, RW, u32);
register_bits!(spec_addr_bot,
addr_lsbs, u32, 0, 31);