[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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[0ebbf66] | 37 | #undef __assert |
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| 38 | void __assert (const char *file, int line, const char *msg); |
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[7150f00f] | 39 | |
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| 40 | #include <bsp.h> |
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[6daada6] | 41 | #include <bsp/irq.h> |
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[7150f00f] | 42 | #include <rtems/libio.h> |
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[5d18fb0] | 43 | #include <termios.h> |
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[0ebbf66] | 44 | #include <uart.h> |
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[2d7d605] | 45 | #include <libcpu/cpuModel.h> |
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[5d18fb0] | 46 | |
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[3cbb63a] | 47 | #include <rtems/mw_uid.h> |
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| 48 | #include "mouse_parser.h" |
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| 49 | |
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[de9edc4] | 50 | /* |
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| 51 | * Possible value for console input/output : |
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[0ebbf66] | 52 | * BSP_CONSOLE_PORT_CONSOLE |
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| 53 | * BSP_UART_COM1 |
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| 54 | * BSP_UART_COM2 |
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[45544f0] | 55 | * |
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| 56 | * Note: |
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| 57 | * 1. Currently BSPPrintkPort, cannot be assigned to COM2, |
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| 58 | * it will be fixed soon. |
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| 59 | * |
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| 60 | * 2. If both BSPConsolePort and BSPPrintkport are assigned |
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| 61 | * to same serial device it does not work that great |
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[b7e3949] | 62 | */ |
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| 63 | |
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[36ffcf3] | 64 | #if (USE_COM1_AS_CONSOLE == 1) |
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| 65 | int BSPConsolePort = BSP_UART_COM1; |
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| 66 | int BSPPrintkPort = BSP_UART_COM1; |
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| 67 | #else |
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[0ebbf66] | 68 | int BSPConsolePort = BSP_CONSOLE_PORT_CONSOLE; |
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[45544f0] | 69 | int BSPPrintkPort = BSP_CONSOLE_PORT_CONSOLE; |
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[36ffcf3] | 70 | #endif |
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[0ebbf66] | 71 | |
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| 72 | int BSPBaseBaud = 115200; |
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[5d18fb0] | 73 | |
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[69036586] | 74 | extern BSP_polling_getchar_function_type BSP_poll_char; |
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[3cbb63a] | 75 | extern int getch( void ); |
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| 76 | extern void kbd_init( void ); |
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[7150f00f] | 77 | |
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| 78 | /*-------------------------------------------------------------------------+ |
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| 79 | | External Prototypes |
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| 80 | +--------------------------------------------------------------------------*/ |
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[9dee9833] | 81 | extern void keyboard_interrupt(void ); |
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| 82 | extern void keyboard_interrupt_wrapper(void *); |
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[8a496e46] | 83 | extern char BSP_wait_polled_input(void); |
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[0ebbf66] | 84 | extern void _IBMPC_initVideo(void); |
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[8a496e46] | 85 | |
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| 86 | static int conSetAttr(int minor, const struct termios *); |
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| 87 | static void isr_on(const rtems_irq_connect_data *); |
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| 88 | static void isr_off(const rtems_irq_connect_data *); |
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| 89 | static int isr_is_on(const rtems_irq_connect_data *); |
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| 90 | |
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[3cbb63a] | 91 | extern int rtems_kbpoll( void ); |
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[67a2288] | 92 | |
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[0ebbf66] | 93 | static rtems_irq_connect_data console_isr_data = {BSP_KEYBOARD, |
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[9dee9833] | 94 | keyboard_interrupt_wrapper, |
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[68f4e5f] | 95 | 0, |
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| 96 | isr_on, |
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| 97 | isr_off, |
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| 98 | isr_is_on}; |
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[8a496e46] | 99 | |
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| 100 | static void |
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| 101 | isr_on(const rtems_irq_connect_data *unused) |
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| 102 | { |
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| 103 | return; |
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| 104 | } |
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[6128a4a] | 105 | |
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[8a496e46] | 106 | static void |
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| 107 | isr_off(const rtems_irq_connect_data *unused) |
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| 108 | { |
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| 109 | return; |
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| 110 | } |
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[7150f00f] | 111 | |
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[8a496e46] | 112 | static int |
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| 113 | isr_is_on(const rtems_irq_connect_data *irq) |
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| 114 | { |
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[0ebbf66] | 115 | return BSP_irq_enabled_at_i8259s(irq->name); |
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[8a496e46] | 116 | } |
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[7150f00f] | 117 | |
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[3cbb63a] | 118 | extern char _IBMPC_inch(void); |
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| 119 | extern int rtems_kbpoll( void ); |
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| 120 | |
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| 121 | static int |
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| 122 | ibmpc_console_write(int minor, const char *buf, int len) |
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| 123 | { |
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| 124 | int count; |
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| 125 | for (count = 0; count < len; count++) |
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| 126 | { |
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| 127 | _IBMPC_outch( buf[ count ] ); |
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| 128 | if( buf[ count ] == '\n') |
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| 129 | _IBMPC_outch( '\r' ); /* LF = LF + CR */ |
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| 130 | } |
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| 131 | return 0; |
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| 132 | } |
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| 133 | |
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| 134 | int kbd_poll_read( int minor ) |
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| 135 | { |
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| 136 | if( rtems_kbpoll() ) |
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| 137 | { |
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| 138 | int c = getch(); |
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| 139 | return c; |
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| 140 | } |
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| 141 | return -1; |
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| 142 | } |
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| 143 | |
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| 144 | /* |
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| 145 | static void* termios_ttyp_console = NULL; |
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| 146 | void enq_key( char key ) |
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| 147 | { |
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| 148 | if( termios_ttyp_console ) |
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| 149 | { |
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| 150 | rtems_termios_enqueue_raw_characters(termios_ttyp_console, &key,1 ); |
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| 151 | } |
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| 152 | } |
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| 153 | */ |
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| 154 | |
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[0ebbf66] | 155 | void __assert (const char *file, int line, const char *msg) |
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[7150f00f] | 156 | { |
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[0ebbf66] | 157 | static char exit_msg[] = "EXECUTIVE SHUTDOWN! Any key to reboot..."; |
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[dbfa3148] | 158 | unsigned char ch; |
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[6128a4a] | 159 | |
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[dbfa3148] | 160 | /* |
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[6128a4a] | 161 | * Note we cannot call exit or printf from here, |
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[dbfa3148] | 162 | * assert can fail inside ISR too |
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| 163 | */ |
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[0ebbf66] | 164 | |
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| 165 | /* |
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[b285860] | 166 | * Close console |
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| 167 | */ |
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[97d6366] | 168 | close(2); |
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| 169 | close(1); |
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| 170 | close(0); |
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[b285860] | 171 | |
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[69036586] | 172 | printk("\nassert failed: %s: ", file); |
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| 173 | printk("%d: ", line); |
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| 174 | printk("%s\n\n", msg); |
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| 175 | printk(exit_msg); |
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| 176 | ch = BSP_poll_char(); |
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| 177 | printk("\n\n"); |
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[dbfa3148] | 178 | rtemsReboot(); |
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[0ebbf66] | 179 | |
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[5d18fb0] | 180 | } |
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[7150f00f] | 181 | |
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| 182 | /*-------------------------------------------------------------------------+ |
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| 183 | | Console device driver INITIALIZE entry point. |
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| 184 | +--------------------------------------------------------------------------+ |
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| 185 | | Initilizes the I/O console (keyboard + VGA display) driver. |
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| 186 | +--------------------------------------------------------------------------*/ |
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| 187 | rtems_device_driver |
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| 188 | console_initialize(rtems_device_major_number major, |
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| 189 | rtems_device_minor_number minor, |
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| 190 | void *arg) |
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| 191 | { |
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| 192 | rtems_status_code status; |
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| 193 | |
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[3cbb63a] | 194 | /* Initialize the KBD interface */ |
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| 195 | kbd_init(); |
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| 196 | |
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| 197 | /* |
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| 198 | * Set up TERMIOS |
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| 199 | */ |
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| 200 | rtems_termios_initialize (); |
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| 201 | |
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[cd66632] | 202 | #ifdef RTEMS_RUNTIME_CONSOLE_SELECT |
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| 203 | /* |
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| 204 | * If no video card, fall back to serial port console |
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| 205 | */ |
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| 206 | #include <crt.h> |
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| 207 | if((BSPConsolePort == BSP_CONSOLE_PORT_CONSOLE) |
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| 208 | && (*(unsigned char*) NB_MAX_ROW_ADDR == 0) |
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| 209 | && (*(unsigned short*)NB_MAX_COL_ADDR == 0)) { |
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| 210 | BSPConsolePort = BSP_UART_COM2; |
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| 211 | BSPPrintkPort = BSP_UART_COM1; |
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| 212 | } |
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| 213 | #endif |
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| 214 | |
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[da38d8a] | 215 | /* |
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| 216 | * The video was initialized in the start.s code and does not need |
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| 217 | * to be reinitialized. |
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| 218 | */ |
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[7150f00f] | 219 | |
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[0ebbf66] | 220 | if(BSPConsolePort == BSP_CONSOLE_PORT_CONSOLE) |
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| 221 | { |
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[5d18fb0] | 222 | /* Install keyboard interrupt handler */ |
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[0ebbf66] | 223 | status = BSP_install_rtems_irq_handler(&console_isr_data); |
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[6128a4a] | 224 | |
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[3cbb63a] | 225 | if (!status) |
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[5d18fb0] | 226 | { |
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| 227 | printk("Error installing keyboard interrupt handler!\n"); |
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| 228 | rtems_fatal_error_occurred(status); |
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| 229 | } |
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[6128a4a] | 230 | |
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[5d18fb0] | 231 | status = rtems_io_register_name("/dev/console", major, 0); |
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| 232 | if (status != RTEMS_SUCCESSFUL) |
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| 233 | { |
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| 234 | printk("Error registering console device!\n"); |
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| 235 | rtems_fatal_error_occurred(status); |
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| 236 | } |
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| 237 | printk("Initialized console on port CONSOLE\n\n"); |
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| 238 | } |
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| 239 | else |
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| 240 | { |
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| 241 | /* |
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| 242 | * Do device-specific initialization |
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| 243 | */ |
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| 244 | /* 9600-8-N-1 */ |
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[664db30b] | 245 | BSP_uart_init(BSPConsolePort, 9600, CHR_8_BITS, 0, 0, 0); |
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[6128a4a] | 246 | |
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[5d18fb0] | 247 | /* Set interrupt handler */ |
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[0ebbf66] | 248 | if(BSPConsolePort == BSP_UART_COM1) |
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[3cbb63a] | 249 | { |
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| 250 | console_isr_data.name = BSP_UART_COM1_IRQ; |
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| 251 | console_isr_data.hdl = BSP_uart_termios_isr_com1; |
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[6128a4a] | 252 | |
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[3cbb63a] | 253 | } |
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[5d18fb0] | 254 | else |
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[3cbb63a] | 255 | { |
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[0ebbf66] | 256 | assert(BSPConsolePort == BSP_UART_COM2); |
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[3cbb63a] | 257 | console_isr_data.name = BSP_UART_COM2_IRQ; |
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| 258 | console_isr_data.hdl = BSP_uart_termios_isr_com2; |
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| 259 | } |
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[0ebbf66] | 260 | status = BSP_install_rtems_irq_handler(&console_isr_data); |
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[69036586] | 261 | |
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| 262 | if (!status){ |
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| 263 | printk("Error installing serial console interrupt handler!\n"); |
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| 264 | rtems_fatal_error_occurred(status); |
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| 265 | } |
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[5d18fb0] | 266 | /* |
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| 267 | * Register the device |
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| 268 | */ |
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| 269 | status = rtems_io_register_name ("/dev/console", major, 0); |
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| 270 | if (status != RTEMS_SUCCESSFUL) |
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| 271 | { |
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| 272 | printk("Error registering console device!\n"); |
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| 273 | rtems_fatal_error_occurred (status); |
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| 274 | } |
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| 275 | |
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[0ebbf66] | 276 | if(BSPConsolePort == BSP_UART_COM1) |
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[5d18fb0] | 277 | { |
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| 278 | printk("Initialized console on port COM1 9600-8-N-1\n\n"); |
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| 279 | } |
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| 280 | else |
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| 281 | { |
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| 282 | printk("Initialized console on port COM2 9600-8-N-1\n\n"); |
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| 283 | } |
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[45544f0] | 284 | |
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| 285 | if(BSPPrintkPort == BSP_UART_COM1) |
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| 286 | { |
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| 287 | printk("Warning : This will be the last message on console\n"); |
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| 288 | |
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| 289 | /* |
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| 290 | * FIXME: cast below defeats the very idea of having |
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| 291 | * function pointer types defined |
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| 292 | */ |
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| 293 | BSP_output_char = (BSP_output_char_function_type) |
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| 294 | BSP_output_char_via_serial; |
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| 295 | BSP_poll_char = (BSP_polling_getchar_function_type) |
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| 296 | BSP_poll_char_via_serial; |
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| 297 | } |
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| 298 | else if(BSPPrintkPort != BSP_CONSOLE_PORT_CONSOLE) |
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| 299 | { |
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[499cdee] | 300 | printk("illegal assignement of printk channel"); |
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[45544f0] | 301 | rtems_fatal_error_occurred (status); |
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| 302 | } |
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| 303 | |
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[5d18fb0] | 304 | } |
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[7150f00f] | 305 | return RTEMS_SUCCESSFUL; |
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| 306 | } /* console_initialize */ |
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| 307 | |
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[b285860] | 308 | static int console_open_count = 0; |
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| 309 | |
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[8a496e46] | 310 | static int console_last_close(int major, int minor, void *arg) |
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[b285860] | 311 | { |
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[0ebbf66] | 312 | BSP_remove_rtems_irq_handler (&console_isr_data); |
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[8a496e46] | 313 | |
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| 314 | return 0; |
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[b285860] | 315 | } |
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| 316 | |
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[7150f00f] | 317 | /*-------------------------------------------------------------------------+ |
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| 318 | | Console device driver OPEN entry point |
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| 319 | +--------------------------------------------------------------------------*/ |
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| 320 | rtems_device_driver |
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| 321 | console_open(rtems_device_major_number major, |
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[5d18fb0] | 322 | rtems_device_minor_number minor, |
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| 323 | void *arg) |
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[7150f00f] | 324 | { |
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[5d18fb0] | 325 | rtems_status_code status; |
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[6128a4a] | 326 | static rtems_termios_callbacks cb = |
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[5d18fb0] | 327 | { |
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| 328 | NULL, /* firstOpen */ |
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[b285860] | 329 | console_last_close, /* lastClose */ |
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[3cbb63a] | 330 | NULL, /* pollRead */ |
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[0ebbf66] | 331 | BSP_uart_termios_write_com1, /* write */ |
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[5d18fb0] | 332 | conSetAttr, /* setAttributes */ |
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| 333 | NULL, /* stopRemoteTx */ |
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| 334 | NULL, /* startRemoteTx */ |
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| 335 | 1 /* outputUsesInterrupts */ |
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| 336 | }; |
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| 337 | |
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[0ebbf66] | 338 | if(BSPConsolePort == BSP_CONSOLE_PORT_CONSOLE) |
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[5d18fb0] | 339 | { |
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[3cbb63a] | 340 | |
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| 341 | /* Let's set the routines for termios to poll the |
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[6128a4a] | 342 | * Kbd queue for data |
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[3cbb63a] | 343 | */ |
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| 344 | cb.pollRead = kbd_poll_read; |
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| 345 | cb.outputUsesInterrupts = 0; |
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| 346 | /* write the "echo" if it is on */ |
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| 347 | cb.write = ibmpc_console_write; |
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| 348 | |
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| 349 | cb.setAttributes = NULL; |
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[b285860] | 350 | ++console_open_count; |
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[3cbb63a] | 351 | status = rtems_termios_open (major, minor, arg, &cb); |
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| 352 | if(status != RTEMS_SUCCESSFUL) |
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| 353 | { |
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| 354 | printk("Error openning console device\n"); |
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| 355 | } |
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| 356 | return status; |
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[5d18fb0] | 357 | } |
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[7150f00f] | 358 | |
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[0ebbf66] | 359 | if(BSPConsolePort == BSP_UART_COM2) |
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[5d18fb0] | 360 | { |
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[0ebbf66] | 361 | cb.write = BSP_uart_termios_write_com2; |
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[5d18fb0] | 362 | } |
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| 363 | |
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| 364 | status = rtems_termios_open (major, minor, arg, &cb); |
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| 365 | |
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| 366 | if(status != RTEMS_SUCCESSFUL) |
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| 367 | { |
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| 368 | printk("Error openning console device\n"); |
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| 369 | return status; |
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| 370 | } |
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| 371 | |
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| 372 | /* |
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| 373 | * Pass data area info down to driver |
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| 374 | */ |
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[6128a4a] | 375 | BSP_uart_termios_set(BSPConsolePort, |
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[5d18fb0] | 376 | ((rtems_libio_open_close_args_t *)arg)->iop->data1); |
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[6128a4a] | 377 | |
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[5d18fb0] | 378 | /* Enable interrupts on channel */ |
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[0ebbf66] | 379 | BSP_uart_intr_ctrl(BSPConsolePort, BSP_UART_INTR_CTRL_TERMIOS); |
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[5d18fb0] | 380 | |
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| 381 | return RTEMS_SUCCESSFUL; |
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| 382 | } |
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[7150f00f] | 383 | |
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| 384 | /*-------------------------------------------------------------------------+ |
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| 385 | | Console device driver CLOSE entry point |
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| 386 | +--------------------------------------------------------------------------*/ |
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| 387 | rtems_device_driver |
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| 388 | console_close(rtems_device_major_number major, |
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| 389 | rtems_device_minor_number minor, |
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| 390 | void *arg) |
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| 391 | { |
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[3cbb63a] | 392 | return rtems_termios_close (arg); |
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[7150f00f] | 393 | } /* console_close */ |
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| 394 | |
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| 395 | /*-------------------------------------------------------------------------+ |
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| 396 | | Console device driver READ entry point. |
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| 397 | +--------------------------------------------------------------------------+ |
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| 398 | | Read characters from the I/O console. We only have stdin. |
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| 399 | +--------------------------------------------------------------------------*/ |
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| 400 | rtems_device_driver |
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| 401 | console_read(rtems_device_major_number major, |
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| 402 | rtems_device_minor_number minor, |
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| 403 | void *arg) |
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| 404 | { |
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[3cbb63a] | 405 | return rtems_termios_read( arg ); |
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[7150f00f] | 406 | } /* console_read */ |
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[6128a4a] | 407 | |
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[7150f00f] | 408 | /*-------------------------------------------------------------------------+ |
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| 409 | | Console device driver WRITE entry point. |
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| 410 | +--------------------------------------------------------------------------+ |
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| 411 | | Write characters to the I/O console. Stderr and stdout are the same. |
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| 412 | +--------------------------------------------------------------------------*/ |
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| 413 | rtems_device_driver |
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| 414 | console_write(rtems_device_major_number major, |
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| 415 | rtems_device_minor_number minor, |
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| 416 | void * arg) |
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| 417 | { |
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| 418 | rtems_libio_rw_args_t *rw_args = (rtems_libio_rw_args_t *)arg; |
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| 419 | char *buffer = rw_args->buffer; |
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[3cbb63a] | 420 | int maximum = rw_args->count; |
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[5d18fb0] | 421 | |
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[0ebbf66] | 422 | if(BSPConsolePort != BSP_CONSOLE_PORT_CONSOLE) |
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[5d18fb0] | 423 | { |
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| 424 | return rtems_termios_write (arg); |
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| 425 | } |
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[6128a4a] | 426 | |
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[3cbb63a] | 427 | /* write data to VGA */ |
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| 428 | ibmpc_console_write( minor, buffer, maximum ); |
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[7150f00f] | 429 | rw_args->bytes_moved = maximum; |
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| 430 | return RTEMS_SUCCESSFUL; |
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| 431 | } /* console_write */ |
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| 432 | |
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[3cbb63a] | 433 | extern int vt_ioctl( unsigned int cmd, unsigned long arg); |
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[6128a4a] | 434 | |
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[5d18fb0] | 435 | /* |
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| 436 | * Handle ioctl request. |
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| 437 | */ |
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[6128a4a] | 438 | rtems_device_driver |
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[7150f00f] | 439 | console_control(rtems_device_major_number major, |
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[5d18fb0] | 440 | rtems_device_minor_number minor, |
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| 441 | void * arg |
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| 442 | ) |
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[6128a4a] | 443 | { |
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[3cbb63a] | 444 | rtems_libio_ioctl_args_t *args = arg; |
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[6128a4a] | 445 | switch (args->command) |
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[3cbb63a] | 446 | { |
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| 447 | default: |
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| 448 | if( vt_ioctl( args->command, (unsigned long)args->buffer ) != 0 ) |
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| 449 | return rtems_termios_ioctl (arg); |
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| 450 | break; |
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| 451 | |
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| 452 | case MW_UID_REGISTER_DEVICE: |
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| 453 | printk( "SerialMouse: reg=%s\n", args->buffer ); |
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| 454 | register_kbd_msg_queue( args->buffer, 0 ); |
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| 455 | break; |
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| 456 | |
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| 457 | case MW_UID_UNREGISTER_DEVICE: |
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| 458 | unregister_kbd_msg_queue( 0 ); |
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| 459 | break; |
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| 460 | } |
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| 461 | args->ioctl_return = 0; |
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| 462 | return RTEMS_SUCCESSFUL; |
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[5d18fb0] | 463 | } |
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| 464 | |
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| 465 | static int |
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| 466 | conSetAttr(int minor, const struct termios *t) |
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| 467 | { |
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[664db30b] | 468 | unsigned long baud, databits, parity, stopbits; |
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[5d18fb0] | 469 | |
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[6128a4a] | 470 | switch (t->c_cflag & CBAUD) |
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[5d18fb0] | 471 | { |
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[6128a4a] | 472 | case B50: |
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[5d18fb0] | 473 | baud = 50; |
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| 474 | break; |
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[6128a4a] | 475 | case B75: |
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| 476 | baud = 75; |
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[5d18fb0] | 477 | break; |
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[6128a4a] | 478 | case B110: |
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| 479 | baud = 110; |
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[5d18fb0] | 480 | break; |
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[6128a4a] | 481 | case B134: |
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| 482 | baud = 134; |
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[5d18fb0] | 483 | break; |
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[6128a4a] | 484 | case B150: |
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| 485 | baud = 150; |
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[5d18fb0] | 486 | break; |
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| 487 | case B200: |
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[6128a4a] | 488 | baud = 200; |
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[5d18fb0] | 489 | break; |
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[6128a4a] | 490 | case B300: |
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[5d18fb0] | 491 | baud = 300; |
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| 492 | break; |
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[6128a4a] | 493 | case B600: |
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| 494 | baud = 600; |
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[5d18fb0] | 495 | break; |
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[6128a4a] | 496 | case B1200: |
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[5d18fb0] | 497 | baud = 1200; |
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| 498 | break; |
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[6128a4a] | 499 | case B1800: |
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| 500 | baud = 1800; |
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[5d18fb0] | 501 | break; |
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[6128a4a] | 502 | case B2400: |
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[5d18fb0] | 503 | baud = 2400; |
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| 504 | break; |
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[6128a4a] | 505 | case B4800: |
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[5d18fb0] | 506 | baud = 4800; |
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| 507 | break; |
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[6128a4a] | 508 | case B9600: |
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[5d18fb0] | 509 | baud = 9600; |
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| 510 | break; |
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| 511 | case B19200: |
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| 512 | baud = 19200; |
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| 513 | break; |
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| 514 | case B38400: |
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| 515 | baud = 38400; |
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| 516 | break; |
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[6128a4a] | 517 | case B57600: |
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[5d18fb0] | 518 | baud = 57600; |
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| 519 | break; |
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| 520 | case B115200: |
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| 521 | baud = 115200; |
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| 522 | break; |
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| 523 | default: |
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| 524 | rtems_fatal_error_occurred (RTEMS_INTERNAL_ERROR); |
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| 525 | return 0; |
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| 526 | } |
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| 527 | |
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[664db30b] | 528 | if (t->c_cflag & PARENB) { |
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| 529 | /* Parity is enabled */ |
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| 530 | if (t->c_cflag & PARODD) { |
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| 531 | /* Parity is odd */ |
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| 532 | parity = PEN; |
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| 533 | } |
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| 534 | else { |
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| 535 | /* Parity is even */ |
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| 536 | parity = PEN | EPS; |
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| 537 | } |
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| 538 | } |
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| 539 | else { |
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| 540 | /* No parity */ |
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| 541 | parity = 0; |
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| 542 | } |
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[6128a4a] | 543 | |
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[664db30b] | 544 | switch (t->c_cflag & CSIZE) { |
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| 545 | case CS5: databits = CHR_5_BITS; break; |
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| 546 | case CS6: databits = CHR_6_BITS; break; |
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| 547 | case CS7: databits = CHR_7_BITS; break; |
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[9751c913] | 548 | default: /* just to avoid warnings -- all cases are covered. */ |
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[664db30b] | 549 | case CS8: databits = CHR_8_BITS; break; |
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| 550 | } |
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| 551 | |
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| 552 | if (t->c_cflag & CSTOPB) { |
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| 553 | /* 2 stop bits */ |
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| 554 | stopbits = STB; |
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| 555 | } |
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| 556 | else { |
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| 557 | /* 1 stop bit */ |
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| 558 | stopbits = 0; |
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| 559 | } |
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| 560 | |
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| 561 | BSP_uart_set_attributes(BSPConsolePort, baud, databits, parity, stopbits); |
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[5d18fb0] | 562 | |
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| 563 | return 0; |
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| 564 | } |
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| 565 | |
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[9dee9833] | 566 | void keyboard_interrupt_wrapper(void *unused){ |
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| 567 | keyboard_interrupt(); |
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| 568 | } |
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| 569 | |
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[bd8c8b2a] | 570 | /* |
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| 571 | * BSP initialization |
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| 572 | */ |
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| 573 | |
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[6128a4a] | 574 | BSP_output_char_function_type BSP_output_char = |
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[2d7d605] | 575 | (BSP_output_char_function_type) _IBMPC_outch; |
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| 576 | |
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| 577 | BSP_polling_getchar_function_type BSP_poll_char = BSP_wait_polled_input; |
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