RTEMS: bsps/include/bsp/uart-output-char.h Source File

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uart-output-char.h
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1
9/*
10 * Copyright (c) 2010
11 * embedded brains GmbH
12 * Obere Lagerstr. 30
13 * D-82178 Puchheim
14 * Germany
15 * <rtems@embedded-brains.de>
16 *
17 * The license and distribution terms for this file may be
18 * found in the file LICENSE in this distribution or at
19 * http://www.rtems.org/license/LICENSE.
20 */
21
22#ifndef LIBBSP_SHARED_UART_OUTPUT_CHAR_H
23#define LIBBSP_SHARED_UART_OUTPUT_CHAR_H
24
25#include <stdint.h>
26
27#include <bsp.h>
28
29#define CONSOLE_RBR (*(volatile uint32_t *) (BSP_CONSOLE_UART_BASE + 0x00))
30#define CONSOLE_THR (*(volatile uint32_t *) (BSP_CONSOLE_UART_BASE + 0x00))
31#define CONSOLE_DLL (*(volatile uint32_t *) (BSP_CONSOLE_UART_BASE + 0x00))
32#define CONSOLE_DLM (*(volatile uint32_t *) (BSP_CONSOLE_UART_BASE + 0x04))
33#define CONSOLE_IER (*(volatile uint32_t *) (BSP_CONSOLE_UART_BASE + 0x04))
34#define CONSOLE_IIR (*(volatile uint32_t *) (BSP_CONSOLE_UART_BASE + 0x08))
35#define CONSOLE_FCR (*(volatile uint32_t *) (BSP_CONSOLE_UART_BASE + 0x08))
36#define CONSOLE_LCR (*(volatile uint32_t *) (BSP_CONSOLE_UART_BASE + 0x0C))
37#define CONSOLE_MCR (*(volatile uint32_t *) (BSP_CONSOLE_UART_BASE + 0x10))
38#define CONSOLE_LSR (*(volatile uint32_t *) (BSP_CONSOLE_UART_BASE + 0x14))
39#define CONSOLE_SCR (*(volatile uint32_t *) (BSP_CONSOLE_UART_BASE + 0x1C))
40#define CONSOLE_ACR (*(volatile uint32_t *) (BSP_CONSOLE_UART_BASE + 0x20))
41#define CONSOLE_ICR (*(volatile uint32_t *) (BSP_CONSOLE_UART_BASE + 0x24))
42#define CONSOLE_FDR (*(volatile uint32_t *) (BSP_CONSOLE_UART_BASE + 0x28))
43#define CONSOLE_TER (*(volatile uint32_t *) (BSP_CONSOLE_UART_BASE + 0x30))
44
45#define CONSOLE_LSR_RDR 0x1
46#define CONSOLE_LSR_THRE 0x20
47#define CONSOLE_LSR_TEMT 0x40
48
49#define BSP_CONSOLE_UART_INIT(dll) \
50 do { \
51 CONSOLE_LCR = 0x00; \
52 CONSOLE_IER = 0x00; \
53 CONSOLE_LCR = 0x80; \
54 CONSOLE_DLL = (dll & 0xFF); \
55 CONSOLE_DLM = (dll >> 8); \
56 CONSOLE_LCR = 0x03; \
57 CONSOLE_FCR = 0x07; \
58 } while (0)
59
60#endif /* LIBBSP_SHARED_UART_OUTPUT_CHAR_H */