source: rtems/c/src/lib/libbsp/bfin/bf537Stamp/console/console.c @ ed6365a

4.115
Last change on this file since ed6365a was ed6365a, checked in by Joel Sherrill <joel.sherrill@…>, on 10/14/14 at 16:03:38

bfin libcpu and libbsp: Fix warnings

  • Property mode set to 100644
File size: 3.3 KB
Line 
1/*  Console driver for bf537Stamp
2 */
3
4/*
5 *  Copyright (c) 2008 Kallisti Labs, Los Gatos, CA, USA
6 *             written by Allan Hessenflow <allanh@kallisti.com>
7 *
8 *  The license and distribution terms for this file may be
9 *  found in the file LICENSE in this distribution or at
10 *  http://www.rtems.org/license/LICENSE.
11 */
12
13
14#include <rtems.h>
15#include <rtems/libio.h>
16#include <bsp.h>
17#include <rtems/bspIo.h>
18
19#include <libcpu/bf537.h>
20#include <libcpu/interrupt.h>
21#include <libcpu/uart.h>
22
23/*
24#undef CONSOLE_USE_INTERRUPTS
25#define CONSOLE_USE_INTERRUPTS 1
26*/
27
28static bfin_uart_channel_t channels[] = {
29    {"/dev/console",
30     UART0_BASE_ADDRESS,
31     0,
32     0,
33     CONSOLE_USE_INTERRUPTS,
34     0,
35  #ifdef CONSOLE_FORCE_BAUD
36     CONSOLE_FORCE_BAUD,
37  #else
38     0,
39  #endif
40     NULL,
41     0,
42     0}
43
44#if (!BFIN_ON_SKYEYE)
45,
46  {"/dev/tty1",
47   (char *) UART1_BASE_ADDRESS,
48   CONSOLE_USE_INTERRUPTS,
49   0,
50   NULL,
51   0}
52#endif
53};
54
55static bfin_uart_config_t config = {
56  SCLK,
57  sizeof(channels) / sizeof(channels[0]),
58  channels
59};
60
61#if CONSOLE_USE_INTERRUPTS
62static bfin_isr_t bfinUARTISRs[] = {
63  {SIC_DMA8_UART0_RX_VECTOR, bfinUart_rxIsr, 0, 0, NULL},
64  {SIC_DMA10_UART1_RX_VECTOR, bfinUart_rxIsr, 0, 0, NULL},
65  {SIC_DMA9_UART0_TX_VECTOR, bfinUart_txIsr, 0, 0, NULL},
66  {SIC_DMA11_UART1_TX_VECTOR, bfinUart_txIsr, 0, 0, NULL}
67};
68#endif
69
70
71static void bf537Stamp_BSP_output_char(char c) {
72
73  bfin_uart_poll_write(0, c);
74}
75
76static int bf537Stamp_BSP_poll_char(void) {
77
78  return bfin_uart_poll_read(0);
79}
80
81BSP_output_char_function_type BSP_output_char = bf537Stamp_BSP_output_char;
82BSP_polling_getchar_function_type BSP_poll_char = bf537Stamp_BSP_poll_char;
83
84rtems_device_driver console_initialize(rtems_device_major_number major,
85                                       rtems_device_minor_number minor,
86                                       void *arg) {
87  rtems_status_code status;
88#if CONSOLE_USE_INTERRUPTS
89  int i;
90#endif
91
92  status = bfin_uart_initialize(major, &config);
93#if CONSOLE_USE_INTERRUPTS
94  for (i = 0; i < sizeof(bfinUARTISRs) / sizeof(bfinUARTISRs[0]); i++) {
95    bfin_interrupt_register(&bfinUARTISRs[i]);
96    bfin_interrupt_enable(&bfinUARTISRs[i], TRUE);
97  }
98#endif
99
100  if (status != RTEMS_SUCCESSFUL)
101    rtems_fatal_error_occurred(status);
102
103  return RTEMS_SUCCESSFUL;
104}
105
106rtems_device_driver console_open(rtems_device_major_number major,
107                                 rtems_device_minor_number minor,
108                                 void *arg) {
109
110  return bfin_uart_open(major, minor, arg);
111}
112
113rtems_device_driver console_close(rtems_device_major_number major,
114                                  rtems_device_minor_number minor,
115                                  void *arg) {
116
117  return rtems_termios_close(arg);
118}
119
120rtems_device_driver console_read(rtems_device_major_number major,
121                                 rtems_device_minor_number minor,
122                                 void *arg) {
123
124  return rtems_termios_read(arg);
125}
126
127rtems_device_driver console_write(rtems_device_major_number major,
128                                  rtems_device_minor_number minor,
129                                  void *arg) {
130
131  return rtems_termios_write(arg);
132}
133
134rtems_device_driver console_control(rtems_device_major_number major,
135                                    rtems_device_minor_number minor,
136                                    void *arg) {
137
138  return rtems_termios_ioctl(arg);
139}
140
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