litex/software/include/hw/uart.h

40 lines
1.2 KiB
C

/*
* Milkymist SoC (Software)
* Copyright (C) 2007, 2008, 2009, 2010 Sebastien Bourdeauducq
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, version 3 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __HW_UART_H
#define __HW_UART_H
#include <hw/common.h>
#define CSR_UART_RXTX MMPTR(0xe0000000)
#define CSR_UART_DIVISOR MMPTR(0xe0000004)
#define CSR_UART_STAT MMPTR(0xe0000008)
#define CSR_UART_CTRL MMPTR(0xe000000c)
#define CSR_UART_DEBUG MMPTR(0xe0000010)
#define UART_STAT_THRE (0x1)
#define UART_STAT_RX_EVT (0x2)
#define UART_STAT_TX_EVT (0x4)
#define UART_CTRL_RX_INT (0x1)
#define UART_CTRL_TX_INT (0x2)
#define UART_CTRL_THRU (0x4)
#define UART_DEBUG_BREAK_EN (0x1)
#endif /* __HW_UART_H */