RTEMS  5.0.0
uart-output-char.h
Go to the documentation of this file.
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 */