forked from M-Labs/zynq-rs
1
0
Fork 0
zynq-rs/src/uart/regs.rs

62 lines
1.6 KiB
Rust

use volatile_register::{RO, WO, RW};
use crate::{register, register_bit, register_bits, regs::*};
#[repr(C)]
pub struct RegisterBlock {
pub control: Control,
pub mode: Mode,
pub intrpt_en: RW<u32>,
pub intrpt_dis: RW<u32>,
pub intrpt_mask: RO<u32>,
pub chnl_int_sts: WO<u32>,
pub baud_rate_gen: BaudRateGen,
pub rcvr_timeout: RW<u32>,
pub rcvr_fifo_trigger_level: RW<u32>,
pub modem_ctrl: RW<u32>,
pub modem_sts: RW<u32>,
pub channel_sts: ChannelSts,
pub tx_rx_fifo: TxRxFifo,
pub baud_rate_divider: BaudRateDiv,
pub flow_delay: RW<u32>,
pub unused0: RO<u32>,
pub unused1: RO<u32>,
pub tx_fifo_trigger_level: RW<u32>,
}
register!(control, Control, RW, u32);
register_bit!(control, rxrst, 0);
register_bit!(control, txrst, 1);
register_bit!(control, rxen, 2);
register_bit!(control, rxdis, 3);
register_bit!(control, txen, 4);
register_bit!(control, txdis, 5);
register!(mode, Mode, RW, u32);
register_bits!(mode, par, u8, 3, 5);
register!(baud_rate_gen, BaudRateGen, RW, u32);
register_bits!(baud_rate_gen, cd, u16, 0, 15);
register!(channel_sts, ChannelSts, RO, u32);
register_bit!(channel_sts, txfull, 4);
register!(tx_rx_fifo, TxRxFifo, RW, u32);
register_bits!(tx_rx_fifo, data, u32, 0, 31);
register!(baud_rate_div, BaudRateDiv, RW, u32);
register_bits!(baud_rate_div, bdiv, u8, 0, 7);
impl RegisterBlock {
const UART0: *mut Self = 0xE0000000 as *mut _;
const UART1: *mut Self = 0xE0001000 as *mut _;
pub fn uart0() -> &'static mut Self {
unsafe { &mut *Self::UART0 }
}
pub fn uart1() -> &'static mut Self {
unsafe { &mut *Self::UART1 }
}
}