[7150f00f] | 1 | /*-------------------------------------------------------------------------+ |
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| 2 | | console.c v1.1 - PC386 BSP - 1997/08/07 |
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| 3 | +--------------------------------------------------------------------------+ |
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| 4 | | This file contains the PC386 console I/O package. |
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| 5 | +--------------------------------------------------------------------------+ |
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| 6 | | (C) Copyright 1997 - |
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| 7 | | - NavIST Group - Real-Time Distributed Systems and Industrial Automation |
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| 8 | | |
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| 9 | | http://pandora.ist.utl.pt |
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| 10 | | |
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| 11 | | Instituto Superior Tecnico * Lisboa * PORTUGAL |
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| 12 | +--------------------------------------------------------------------------+ |
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| 13 | | Disclaimer: |
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| 14 | | |
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| 15 | | This file is provided "AS IS" without warranty of any kind, either |
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| 16 | | expressed or implied. |
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| 17 | +--------------------------------------------------------------------------+ |
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| 18 | | This code is based on: |
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| 19 | | console.c,v 1.4 1995/12/19 20:07:23 joel Exp - go32 BSP |
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| 20 | | With the following copyright notice: |
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| 21 | | ************************************************************************** |
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[08311cc3] | 22 | | * COPYRIGHT (c) 1989-1999. |
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[6f9c75c3] | 23 | | * On-Line Applications Research Corporation (OAR). |
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| 24 | | * |
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| 25 | | * The license and distribution terms for this file may be |
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| 26 | | * found in found in the file LICENSE in this distribution or at |
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[af2abc9e] | 27 | | * http://www.rtems.com/license/LICENSE. |
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[7150f00f] | 28 | | ************************************************************************** |
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[6f9c75c3] | 29 | | |
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| 30 | | $Id$ |
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[7150f00f] | 31 | +--------------------------------------------------------------------------*/ |
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| 32 | |
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[dbfa3148] | 33 | #include <stdio.h> |
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[7150f00f] | 34 | #include <stdlib.h> |
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[5d18fb0] | 35 | #include <assert.h> |
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[c629812] | 36 | #include <unistd.h> |
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[7150f00f] | 37 | |
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| 38 | #include <bsp.h> |
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[6daada6] | 39 | #include <bsp/irq.h> |
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[7150f00f] | 40 | #include <rtems/libio.h> |
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[5d18fb0] | 41 | #include <termios.h> |
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[debbc9e] | 42 | #include <rtems/termiostypes.h> |
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[0ebbf66] | 43 | #include <uart.h> |
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[2d7d605] | 44 | #include <libcpu/cpuModel.h> |
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[5d18fb0] | 45 | |
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[3cbb63a] | 46 | #include <rtems/mw_uid.h> |
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| 47 | #include "mouse_parser.h" |
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| 48 | |
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[de9edc4] | 49 | /* |
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| 50 | * Possible value for console input/output : |
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[0ebbf66] | 51 | * BSP_CONSOLE_PORT_CONSOLE |
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| 52 | * BSP_UART_COM1 |
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| 53 | * BSP_UART_COM2 |
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[45544f0] | 54 | * |
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| 55 | * Note: |
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| 56 | * 1. Currently BSPPrintkPort, cannot be assigned to COM2, |
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| 57 | * it will be fixed soon. |
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| 58 | * |
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| 59 | * 2. If both BSPConsolePort and BSPPrintkport are assigned |
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| 60 | * to same serial device it does not work that great |
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[b7e3949] | 61 | */ |
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| 62 | |
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[36ffcf3] | 63 | #if (USE_COM1_AS_CONSOLE == 1) |
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| 64 | int BSPConsolePort = BSP_UART_COM1; |
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| 65 | int BSPPrintkPort = BSP_UART_COM1; |
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| 66 | #else |
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[0ebbf66] | 67 | int BSPConsolePort = BSP_CONSOLE_PORT_CONSOLE; |
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[45544f0] | 68 | int BSPPrintkPort = BSP_CONSOLE_PORT_CONSOLE; |
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[36ffcf3] | 69 | #endif |
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[0ebbf66] | 70 | |
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| 71 | int BSPBaseBaud = 115200; |
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[5d18fb0] | 72 | |
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[69036586] | 73 | extern BSP_polling_getchar_function_type BSP_poll_char; |
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[3cbb63a] | 74 | extern int getch( void ); |
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| 75 | extern void kbd_init( void ); |
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[7150f00f] | 76 | |
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| 77 | /*-------------------------------------------------------------------------+ |
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| 78 | | External Prototypes |
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| 79 | +--------------------------------------------------------------------------*/ |
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[9dee9833] | 80 | extern void keyboard_interrupt(void ); |
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| 81 | extern void keyboard_interrupt_wrapper(void *); |
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[debbc9e] | 82 | extern int BSP_wait_polled_input(void); |
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[0ebbf66] | 83 | extern void _IBMPC_initVideo(void); |
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[8a496e46] | 84 | |
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| 85 | static int conSetAttr(int minor, const struct termios *); |
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| 86 | static void isr_on(const rtems_irq_connect_data *); |
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| 87 | static void isr_off(const rtems_irq_connect_data *); |
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| 88 | static int isr_is_on(const rtems_irq_connect_data *); |
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| 89 | |
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[3cbb63a] | 90 | extern int rtems_kbpoll( void ); |
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[67a2288] | 91 | |
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[0ebbf66] | 92 | static rtems_irq_connect_data console_isr_data = {BSP_KEYBOARD, |
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[9dee9833] | 93 | keyboard_interrupt_wrapper, |
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[68f4e5f] | 94 | 0, |
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| 95 | isr_on, |
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| 96 | isr_off, |
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| 97 | isr_is_on}; |
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[8a496e46] | 98 | |
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| 99 | static void |
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| 100 | isr_on(const rtems_irq_connect_data *unused) |
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| 101 | { |
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| 102 | return; |
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| 103 | } |
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[6128a4a] | 104 | |
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[8a496e46] | 105 | static void |
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| 106 | isr_off(const rtems_irq_connect_data *unused) |
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| 107 | { |
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| 108 | return; |
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| 109 | } |
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[7150f00f] | 110 | |
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[8a496e46] | 111 | static int |
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| 112 | isr_is_on(const rtems_irq_connect_data *irq) |
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| 113 | { |
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[0ebbf66] | 114 | return BSP_irq_enabled_at_i8259s(irq->name); |
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[8a496e46] | 115 | } |
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[7150f00f] | 116 | |
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[3cbb63a] | 117 | extern int rtems_kbpoll( void ); |
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| 118 | |
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| 119 | static int |
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| 120 | ibmpc_console_write(int minor, const char *buf, int len) |
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| 121 | { |
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| 122 | int count; |
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| 123 | for (count = 0; count < len; count++) |
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| 124 | { |
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| 125 | _IBMPC_outch( buf[ count ] ); |
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| 126 | if( buf[ count ] == '\n') |
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| 127 | _IBMPC_outch( '\r' ); /* LF = LF + CR */ |
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| 128 | } |
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| 129 | return 0; |
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| 130 | } |
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| 131 | |
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| 132 | int kbd_poll_read( int minor ) |
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| 133 | { |
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| 134 | if( rtems_kbpoll() ) |
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| 135 | { |
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| 136 | int c = getch(); |
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| 137 | return c; |
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| 138 | } |
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| 139 | return -1; |
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| 140 | } |
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| 141 | |
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[7699617f] | 142 | /* provide default that does nothing */ |
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| 143 | extern void |
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| 144 | BSP_runtime_console_select(int *, int *) __attribute__((weak)); |
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| 145 | |
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[b092ad60] | 146 | /* provide routine to select console; this |
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| 147 | * is called very early so that early boot |
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| 148 | * messages also make it to the redirected |
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| 149 | * device. |
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| 150 | */ |
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| 151 | void |
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[6442424a] | 152 | BSP_console_select(void) |
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[7150f00f] | 153 | { |
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[1c5ebc5] | 154 | const char* mode; |
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[b092ad60] | 155 | |
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[1c5ebc5] | 156 | /* |
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| 157 | * Check the command line for the type of mode |
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[b092ad60] | 158 | * the console is. |
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[1c5ebc5] | 159 | */ |
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| 160 | mode = bsp_cmdline_arg ("--console="); |
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[7150f00f] | 161 | |
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[1c5ebc5] | 162 | if (mode) |
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| 163 | { |
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| 164 | mode += sizeof ("--console=") - 1; |
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| 165 | if (strncmp (mode, "console", sizeof ("console") - 1) == 0) |
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| 166 | { |
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| 167 | BSPConsolePort = BSP_CONSOLE_PORT_CONSOLE; |
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| 168 | BSPPrintkPort = BSP_CONSOLE_PORT_CONSOLE; |
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| 169 | } |
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| 170 | else if (strncmp (mode, "com1", sizeof ("com1") - 1) == 0) |
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| 171 | { |
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| 172 | BSPConsolePort = BSP_UART_COM1; |
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| 173 | BSPPrintkPort = BSP_UART_COM1; |
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| 174 | } |
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| 175 | else if (strncmp (mode, "com2", sizeof ("com2") - 1) == 0) |
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| 176 | { |
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| 177 | BSPConsolePort = BSP_UART_COM2; |
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| 178 | BSPPrintkPort = BSP_UART_COM2; |
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| 179 | } |
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| 180 | } |
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[3cbb63a] | 181 | |
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[7699617f] | 182 | if ( BSP_runtime_console_select ) |
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| 183 | BSP_runtime_console_select(&BSPPrintkPort, &BSPConsolePort); |
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| 184 | |
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[cd66632] | 185 | #ifdef RTEMS_RUNTIME_CONSOLE_SELECT |
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| 186 | /* |
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| 187 | * If no video card, fall back to serial port console |
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| 188 | */ |
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| 189 | #include <crt.h> |
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| 190 | if((BSPConsolePort == BSP_CONSOLE_PORT_CONSOLE) |
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| 191 | && (*(unsigned char*) NB_MAX_ROW_ADDR == 0) |
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| 192 | && (*(unsigned short*)NB_MAX_COL_ADDR == 0)) { |
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| 193 | BSPConsolePort = BSP_UART_COM2; |
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| 194 | BSPPrintkPort = BSP_UART_COM1; |
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| 195 | } |
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| 196 | #endif |
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| 197 | |
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[b092ad60] | 198 | if(BSPPrintkPort == BSP_UART_COM1) |
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| 199 | { |
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| 200 | printk("Warning : This will be the last message on console\n"); |
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| 201 | |
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| 202 | /* |
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| 203 | * FIXME: cast below defeats the very idea of having |
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| 204 | * function pointer types defined |
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| 205 | */ |
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| 206 | BSP_output_char = (BSP_output_char_function_type) |
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| 207 | BSP_output_char_via_serial; |
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| 208 | BSP_poll_char = (BSP_polling_getchar_function_type) |
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| 209 | BSP_poll_char_via_serial; |
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| 210 | } |
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| 211 | else if(BSPPrintkPort != BSP_CONSOLE_PORT_CONSOLE) |
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| 212 | { |
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| 213 | printk("illegal assignement of printk channel"); |
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| 214 | /* just skip; at this early stage we don't want |
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| 215 | * to call rtems_fatal_error_occurred(). |
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| 216 | */ |
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| 217 | } |
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| 218 | } |
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| 219 | |
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| 220 | /*-------------------------------------------------------------------------+ |
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| 221 | | Console device driver INITIALIZE entry point. |
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| 222 | +--------------------------------------------------------------------------+ |
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| 223 | | Initilizes the I/O console (keyboard + VGA display) driver. |
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| 224 | +--------------------------------------------------------------------------*/ |
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| 225 | rtems_device_driver |
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| 226 | console_initialize(rtems_device_major_number major, |
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| 227 | rtems_device_minor_number minor, |
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| 228 | void *arg) |
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| 229 | { |
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| 230 | rtems_status_code status; |
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[359e537] | 231 | |
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| 232 | |
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[b092ad60] | 233 | /* Initialize the KBD interface */ |
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| 234 | kbd_init(); |
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| 235 | |
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| 236 | /* |
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| 237 | * Set up TERMIOS |
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| 238 | */ |
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| 239 | rtems_termios_initialize (); |
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| 240 | |
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[da38d8a] | 241 | /* |
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| 242 | * The video was initialized in the start.s code and does not need |
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| 243 | * to be reinitialized. |
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| 244 | */ |
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[7150f00f] | 245 | |
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[0ebbf66] | 246 | if(BSPConsolePort == BSP_CONSOLE_PORT_CONSOLE) |
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| 247 | { |
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[5d18fb0] | 248 | /* Install keyboard interrupt handler */ |
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[0ebbf66] | 249 | status = BSP_install_rtems_irq_handler(&console_isr_data); |
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[6128a4a] | 250 | |
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[3cbb63a] | 251 | if (!status) |
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[5d18fb0] | 252 | { |
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| 253 | printk("Error installing keyboard interrupt handler!\n"); |
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| 254 | rtems_fatal_error_occurred(status); |
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| 255 | } |
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[6128a4a] | 256 | |
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[5d18fb0] | 257 | status = rtems_io_register_name("/dev/console", major, 0); |
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| 258 | if (status != RTEMS_SUCCESSFUL) |
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| 259 | { |
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| 260 | printk("Error registering console device!\n"); |
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| 261 | rtems_fatal_error_occurred(status); |
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| 262 | } |
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| 263 | printk("Initialized console on port CONSOLE\n\n"); |
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| 264 | } |
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| 265 | else |
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| 266 | { |
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| 267 | /* |
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| 268 | * Do device-specific initialization |
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| 269 | */ |
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| 270 | /* 9600-8-N-1 */ |
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[664db30b] | 271 | BSP_uart_init(BSPConsolePort, 9600, CHR_8_BITS, 0, 0, 0); |
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[6128a4a] | 272 | |
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[5d18fb0] | 273 | /* Set interrupt handler */ |
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[0ebbf66] | 274 | if(BSPConsolePort == BSP_UART_COM1) |
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[3cbb63a] | 275 | { |
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| 276 | console_isr_data.name = BSP_UART_COM1_IRQ; |
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| 277 | console_isr_data.hdl = BSP_uart_termios_isr_com1; |
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[6128a4a] | 278 | |
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[3cbb63a] | 279 | } |
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[5d18fb0] | 280 | else |
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[3cbb63a] | 281 | { |
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[0ebbf66] | 282 | assert(BSPConsolePort == BSP_UART_COM2); |
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[3cbb63a] | 283 | console_isr_data.name = BSP_UART_COM2_IRQ; |
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| 284 | console_isr_data.hdl = BSP_uart_termios_isr_com2; |
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| 285 | } |
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[0ebbf66] | 286 | status = BSP_install_rtems_irq_handler(&console_isr_data); |
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[69036586] | 287 | |
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| 288 | if (!status){ |
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| 289 | printk("Error installing serial console interrupt handler!\n"); |
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| 290 | rtems_fatal_error_occurred(status); |
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| 291 | } |
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[5d18fb0] | 292 | /* |
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| 293 | * Register the device |
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| 294 | */ |
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| 295 | status = rtems_io_register_name ("/dev/console", major, 0); |
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| 296 | if (status != RTEMS_SUCCESSFUL) |
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| 297 | { |
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| 298 | printk("Error registering console device!\n"); |
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| 299 | rtems_fatal_error_occurred (status); |
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| 300 | } |
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| 301 | |
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[0ebbf66] | 302 | if(BSPConsolePort == BSP_UART_COM1) |
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[5d18fb0] | 303 | { |
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| 304 | printk("Initialized console on port COM1 9600-8-N-1\n\n"); |
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| 305 | } |
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| 306 | else |
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| 307 | { |
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| 308 | printk("Initialized console on port COM2 9600-8-N-1\n\n"); |
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| 309 | } |
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[b092ad60] | 310 | } |
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[45544f0] | 311 | |
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[b092ad60] | 312 | if(BSPPrintkPort != BSP_CONSOLE_PORT_CONSOLE && BSPPrintkPort != BSP_UART_COM1) |
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| 313 | { |
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| 314 | printk("illegal assignement of printk channel"); |
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| 315 | rtems_fatal_error_occurred (status); |
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[5d18fb0] | 316 | } |
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[b092ad60] | 317 | |
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[7150f00f] | 318 | return RTEMS_SUCCESSFUL; |
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| 319 | } /* console_initialize */ |
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| 320 | |
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[b285860] | 321 | static int console_open_count = 0; |
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| 322 | |
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[8a496e46] | 323 | static int console_last_close(int major, int minor, void *arg) |
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[b285860] | 324 | { |
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[0ebbf66] | 325 | BSP_remove_rtems_irq_handler (&console_isr_data); |
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[8a496e46] | 326 | |
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| 327 | return 0; |
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[b285860] | 328 | } |
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| 329 | |
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[abf3845f] | 330 | static int ser_console_first_open(int major, int minor, void *arg) |
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| 331 | { |
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| 332 | /* |
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| 333 | * Pass data area info down to driver |
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| 334 | */ |
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| 335 | BSP_uart_termios_set(BSPConsolePort, |
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| 336 | ((rtems_libio_open_close_args_t *)arg)->iop->data1); |
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| 337 | |
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| 338 | /* Enable interrupts on channel */ |
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| 339 | BSP_uart_intr_ctrl(BSPConsolePort, BSP_UART_INTR_CTRL_TERMIOS); |
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| 340 | |
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| 341 | return 0; |
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| 342 | } |
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| 343 | |
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[7150f00f] | 344 | /*-------------------------------------------------------------------------+ |
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| 345 | | Console device driver OPEN entry point |
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| 346 | +--------------------------------------------------------------------------*/ |
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| 347 | rtems_device_driver |
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| 348 | console_open(rtems_device_major_number major, |
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[5d18fb0] | 349 | rtems_device_minor_number minor, |
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| 350 | void *arg) |
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[7150f00f] | 351 | { |
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[5d18fb0] | 352 | rtems_status_code status; |
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[6128a4a] | 353 | static rtems_termios_callbacks cb = |
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[5d18fb0] | 354 | { |
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| 355 | NULL, /* firstOpen */ |
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[b285860] | 356 | console_last_close, /* lastClose */ |
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[3cbb63a] | 357 | NULL, /* pollRead */ |
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[0ebbf66] | 358 | BSP_uart_termios_write_com1, /* write */ |
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[5d18fb0] | 359 | conSetAttr, /* setAttributes */ |
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| 360 | NULL, /* stopRemoteTx */ |
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| 361 | NULL, /* startRemoteTx */ |
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| 362 | 1 /* outputUsesInterrupts */ |
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| 363 | }; |
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| 364 | |
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[0ebbf66] | 365 | if(BSPConsolePort == BSP_CONSOLE_PORT_CONSOLE) |
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[5d18fb0] | 366 | { |
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[3cbb63a] | 367 | |
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| 368 | /* Let's set the routines for termios to poll the |
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[6128a4a] | 369 | * Kbd queue for data |
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[3cbb63a] | 370 | */ |
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| 371 | cb.pollRead = kbd_poll_read; |
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| 372 | cb.outputUsesInterrupts = 0; |
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| 373 | /* write the "echo" if it is on */ |
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| 374 | cb.write = ibmpc_console_write; |
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| 375 | |
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| 376 | cb.setAttributes = NULL; |
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[b285860] | 377 | ++console_open_count; |
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[3cbb63a] | 378 | status = rtems_termios_open (major, minor, arg, &cb); |
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| 379 | if(status != RTEMS_SUCCESSFUL) |
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| 380 | { |
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| 381 | printk("Error openning console device\n"); |
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| 382 | } |
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| 383 | return status; |
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[5d18fb0] | 384 | } |
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[7150f00f] | 385 | |
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[0ebbf66] | 386 | if(BSPConsolePort == BSP_UART_COM2) |
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[5d18fb0] | 387 | { |
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[0ebbf66] | 388 | cb.write = BSP_uart_termios_write_com2; |
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[5d18fb0] | 389 | } |
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| 390 | |
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[abf3845f] | 391 | cb.firstOpen = ser_console_first_open; |
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| 392 | |
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[5d18fb0] | 393 | status = rtems_termios_open (major, minor, arg, &cb); |
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| 394 | |
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| 395 | if(status != RTEMS_SUCCESSFUL) |
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| 396 | { |
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| 397 | printk("Error openning console device\n"); |
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| 398 | return status; |
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| 399 | } |
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| 400 | |
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| 401 | return RTEMS_SUCCESSFUL; |
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| 402 | } |
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[7150f00f] | 403 | |
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| 404 | /*-------------------------------------------------------------------------+ |
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| 405 | | Console device driver CLOSE entry point |
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| 406 | +--------------------------------------------------------------------------*/ |
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| 407 | rtems_device_driver |
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| 408 | console_close(rtems_device_major_number major, |
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| 409 | rtems_device_minor_number minor, |
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| 410 | void *arg) |
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| 411 | { |
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[3cbb63a] | 412 | return rtems_termios_close (arg); |
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[7150f00f] | 413 | } /* console_close */ |
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| 414 | |
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| 415 | /*-------------------------------------------------------------------------+ |
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| 416 | | Console device driver READ entry point. |
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| 417 | +--------------------------------------------------------------------------+ |
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| 418 | | Read characters from the I/O console. We only have stdin. |
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| 419 | +--------------------------------------------------------------------------*/ |
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| 420 | rtems_device_driver |
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| 421 | console_read(rtems_device_major_number major, |
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| 422 | rtems_device_minor_number minor, |
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| 423 | void *arg) |
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| 424 | { |
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[3cbb63a] | 425 | return rtems_termios_read( arg ); |
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[7150f00f] | 426 | } /* console_read */ |
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[6128a4a] | 427 | |
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[7150f00f] | 428 | /*-------------------------------------------------------------------------+ |
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| 429 | | Console device driver WRITE entry point. |
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| 430 | +--------------------------------------------------------------------------+ |
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| 431 | | Write characters to the I/O console. Stderr and stdout are the same. |
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| 432 | +--------------------------------------------------------------------------*/ |
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| 433 | rtems_device_driver |
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| 434 | console_write(rtems_device_major_number major, |
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| 435 | rtems_device_minor_number minor, |
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| 436 | void * arg) |
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| 437 | { |
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| 438 | rtems_libio_rw_args_t *rw_args = (rtems_libio_rw_args_t *)arg; |
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| 439 | char *buffer = rw_args->buffer; |
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[3cbb63a] | 440 | int maximum = rw_args->count; |
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[5d18fb0] | 441 | |
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[0ebbf66] | 442 | if(BSPConsolePort != BSP_CONSOLE_PORT_CONSOLE) |
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[5d18fb0] | 443 | { |
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| 444 | return rtems_termios_write (arg); |
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| 445 | } |
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[6128a4a] | 446 | |
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[3cbb63a] | 447 | /* write data to VGA */ |
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| 448 | ibmpc_console_write( minor, buffer, maximum ); |
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[7150f00f] | 449 | rw_args->bytes_moved = maximum; |
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| 450 | return RTEMS_SUCCESSFUL; |
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| 451 | } /* console_write */ |
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| 452 | |
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[3cbb63a] | 453 | extern int vt_ioctl( unsigned int cmd, unsigned long arg); |
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[6128a4a] | 454 | |
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[5d18fb0] | 455 | /* |
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| 456 | * Handle ioctl request. |
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| 457 | */ |
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[6128a4a] | 458 | rtems_device_driver |
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[7150f00f] | 459 | console_control(rtems_device_major_number major, |
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[5d18fb0] | 460 | rtems_device_minor_number minor, |
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| 461 | void * arg |
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| 462 | ) |
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[6128a4a] | 463 | { |
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[3cbb63a] | 464 | rtems_libio_ioctl_args_t *args = arg; |
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[6128a4a] | 465 | switch (args->command) |
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[3cbb63a] | 466 | { |
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| 467 | default: |
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| 468 | if( vt_ioctl( args->command, (unsigned long)args->buffer ) != 0 ) |
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| 469 | return rtems_termios_ioctl (arg); |
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| 470 | break; |
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| 471 | |
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| 472 | case MW_UID_REGISTER_DEVICE: |
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| 473 | printk( "SerialMouse: reg=%s\n", args->buffer ); |
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| 474 | register_kbd_msg_queue( args->buffer, 0 ); |
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| 475 | break; |
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| 476 | |
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| 477 | case MW_UID_UNREGISTER_DEVICE: |
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| 478 | unregister_kbd_msg_queue( 0 ); |
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| 479 | break; |
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| 480 | } |
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| 481 | args->ioctl_return = 0; |
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| 482 | return RTEMS_SUCCESSFUL; |
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[5d18fb0] | 483 | } |
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| 484 | |
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| 485 | static int |
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| 486 | conSetAttr(int minor, const struct termios *t) |
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| 487 | { |
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[664db30b] | 488 | unsigned long baud, databits, parity, stopbits; |
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[5d18fb0] | 489 | |
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[75a4512] | 490 | baud = rtems_termios_baud_to_number(t->c_cflag & CBAUD); |
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[24f1347] | 491 | if ( baud > 115200 ) |
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| 492 | rtems_fatal_error_occurred (RTEMS_INTERNAL_ERROR); |
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[5d18fb0] | 493 | |
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[664db30b] | 494 | if (t->c_cflag & PARENB) { |
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| 495 | /* Parity is enabled */ |
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| 496 | if (t->c_cflag & PARODD) { |
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| 497 | /* Parity is odd */ |
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| 498 | parity = PEN; |
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| 499 | } |
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| 500 | else { |
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| 501 | /* Parity is even */ |
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| 502 | parity = PEN | EPS; |
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| 503 | } |
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| 504 | } |
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| 505 | else { |
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| 506 | /* No parity */ |
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| 507 | parity = 0; |
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| 508 | } |
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[6128a4a] | 509 | |
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[664db30b] | 510 | switch (t->c_cflag & CSIZE) { |
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| 511 | case CS5: databits = CHR_5_BITS; break; |
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| 512 | case CS6: databits = CHR_6_BITS; break; |
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| 513 | case CS7: databits = CHR_7_BITS; break; |
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[9751c913] | 514 | default: /* just to avoid warnings -- all cases are covered. */ |
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[664db30b] | 515 | case CS8: databits = CHR_8_BITS; break; |
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| 516 | } |
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| 517 | |
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| 518 | if (t->c_cflag & CSTOPB) { |
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| 519 | /* 2 stop bits */ |
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| 520 | stopbits = STB; |
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| 521 | } |
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| 522 | else { |
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| 523 | /* 1 stop bit */ |
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| 524 | stopbits = 0; |
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| 525 | } |
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| 526 | |
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| 527 | BSP_uart_set_attributes(BSPConsolePort, baud, databits, parity, stopbits); |
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[5d18fb0] | 528 | |
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| 529 | return 0; |
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| 530 | } |
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| 531 | |
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[9dee9833] | 532 | void keyboard_interrupt_wrapper(void *unused){ |
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| 533 | keyboard_interrupt(); |
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| 534 | } |
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| 535 | |
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[bd8c8b2a] | 536 | /* |
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| 537 | * BSP initialization |
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| 538 | */ |
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| 539 | |
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[6128a4a] | 540 | BSP_output_char_function_type BSP_output_char = |
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[2d7d605] | 541 | (BSP_output_char_function_type) _IBMPC_outch; |
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| 542 | |
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| 543 | BSP_polling_getchar_function_type BSP_poll_char = BSP_wait_polled_input; |
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