diff options
Diffstat (limited to 'c/src/lib/libbsp/m68k/mcf5206elite/console/console.c')
| -rw-r--r-- | c/src/lib/libbsp/m68k/mcf5206elite/console/console.c | 343 |
1 files changed, 167 insertions, 176 deletions
diff --git a/c/src/lib/libbsp/m68k/mcf5206elite/console/console.c b/c/src/lib/libbsp/m68k/mcf5206elite/console/console.c index c53b8cb3b1..40df1a5dfa 100644 --- a/c/src/lib/libbsp/m68k/mcf5206elite/console/console.c +++ b/c/src/lib/libbsp/m68k/mcf5206elite/console/console.c @@ -1,6 +1,8 @@ /* * Console driver for Motorola MCF5206E UART modules - * + */ + +/* * Copyright (C) 2000 OKTET Ltd., St.-Petersburg, Russia * Author: Victor V. Vengerov <vvv@oktet.ru> * @@ -46,7 +48,7 @@ int console_mode = 2; static int console_poll_read(int minor) { - return mcfuart_poll_read(&uart[minor]); + return mcfuart_poll_read(&uart[minor]); } /* console_interrupt_write -- @@ -63,7 +65,7 @@ console_poll_read(int minor) static ssize_t console_interrupt_write(int minor, const char *buf, size_t len) { - return mcfuart_interrupt_write(&uart[minor], buf, len); + return mcfuart_interrupt_write(&uart[minor], buf, len); } /* console_poll_write -- @@ -80,7 +82,7 @@ console_interrupt_write(int minor, const char *buf, size_t len) static ssize_t console_poll_write(int minor, const char *buf, size_t len) { - return mcfuart_poll_write(&uart[minor], buf, len); + return mcfuart_poll_write(&uart[minor], buf, len); } /* console_set_attributes -- @@ -96,7 +98,7 @@ console_poll_write(int minor, const char *buf, size_t len) static int console_set_attributes(int minor, const struct termios *t) { - return mcfuart_set_attributes(&uart[minor], t); + return mcfuart_set_attributes(&uart[minor], t); } /* console_stop_remote_tx -- @@ -111,10 +113,10 @@ console_set_attributes(int minor, const struct termios *t) static int console_stop_remote_tx(int minor) { - if (minor < sizeof(uart)/sizeof(uart[0])) - return mcfuart_stop_remote_tx(&uart[minor]); - else - return RTEMS_INVALID_NUMBER; + if (minor < sizeof(uart)/sizeof(uart[0])) + return mcfuart_stop_remote_tx(&uart[minor]); + else + return RTEMS_INVALID_NUMBER; } /* console_start_remote_tx -- @@ -127,10 +129,10 @@ console_stop_remote_tx(int minor) static int console_start_remote_tx(int minor) { - if (minor < sizeof(uart)/sizeof(uart[0])) - return mcfuart_start_remote_tx(&uart[minor]); - else - return RTEMS_INVALID_NUMBER; + if (minor < sizeof(uart)/sizeof(uart[0])) + return mcfuart_start_remote_tx(&uart[minor]); + else + return RTEMS_INVALID_NUMBER; } /* console_first_open -- @@ -147,32 +149,31 @@ console_start_remote_tx(int minor) static int console_first_open(int major, int minor, void *arg) { - rtems_libio_open_close_args_t *args = arg; - rtems_status_code sc; - uint8_t intvec; - - switch (minor) - { - case 0: intvec = BSP_INTVEC_UART1; break; - case 1: intvec = BSP_INTVEC_UART2; break; - default: - return RTEMS_INVALID_NUMBER; - } - - if (console_mode != CONSOLE_MODE_INT) - { - intvec = 0; - } - - sc = mcfuart_init(&uart[minor], /* uart */ - args->iop->data1, /* tty */ - intvec, /* interrupt vector number */ - minor+1); - - if (sc == RTEMS_SUCCESSFUL) - sc = mcfuart_reset(&uart[minor]); - - return sc; + rtems_libio_open_close_args_t *args = arg; + rtems_status_code sc; + uint8_t intvec; + + switch (minor) { + case 0: intvec = BSP_INTVEC_UART1; break; + case 1: intvec = BSP_INTVEC_UART2; break; + default: + return RTEMS_INVALID_NUMBER; + } + + if (console_mode != CONSOLE_MODE_INT) { + intvec = 0; + } + + sc = mcfuart_init( + &uart[minor], /* uart */ + args->iop->data1, /* tty */ + intvec, /* interrupt vector number */ + minor+1); + + if (sc == RTEMS_SUCCESSFUL) + sc = mcfuart_reset(&uart[minor]); + + return sc; } /* console_last_close -- @@ -189,7 +190,7 @@ console_first_open(int major, int minor, void *arg) static int console_last_close(int major, int minor, void *arg) { - return mcfuart_disable(&uart[minor]); + return mcfuart_disable(&uart[minor]); } /* console_initialize -- @@ -204,51 +205,51 @@ console_last_close(int major, int minor, void *arg) * RETURNS: * RTEMS error code (RTEMS_SUCCESSFUL if device initialized successfuly) */ -rtems_device_driver -console_initialize(rtems_device_major_number major, - rtems_device_minor_number minor, - void *arg) +rtems_device_driver console_initialize( + rtems_device_major_number major, + rtems_device_minor_number minor, + void *arg) { - rtems_status_code status; - - /* - * Set up TERMIOS - */ - if (console_mode != CONSOLE_MODE_RAW) - rtems_termios_initialize (); - - /* - * Register the devices - */ - status = rtems_io_register_name ("/dev/console", major, 0); - if (status != RTEMS_SUCCESSFUL) - rtems_fatal_error_occurred (status); - status = rtems_io_register_name ("/dev/aux", major, 1); - if (status != RTEMS_SUCCESSFUL) - rtems_fatal_error_occurred (status); - - if (console_mode == CONSOLE_MODE_RAW) - { - rtems_status_code sc; - sc = mcfuart_init(&uart[0], /* uart */ - NULL, /* tty */ - 0, /* interrupt vector number */ - 1); /* UART channel number */ - - if (sc == RTEMS_SUCCESSFUL) - sc = mcfuart_reset(&uart[0]); - - sc = mcfuart_init(&uart[1], /* uart */ - NULL, /* tty */ - 0, /* interrupt vector number */ - 2); /* UART channel number */ - - if (sc == RTEMS_SUCCESSFUL) - sc = mcfuart_reset(&uart[1]); - return sc; - } + rtems_status_code status; + + /* + * Set up TERMIOS + */ + if (console_mode != CONSOLE_MODE_RAW) + rtems_termios_initialize (); + + /* + * Register the devices + */ + status = rtems_io_register_name ("/dev/console", major, 0); + if (status != RTEMS_SUCCESSFUL) + rtems_fatal_error_occurred (status); + + status = rtems_io_register_name ("/dev/aux", major, 1); + if (status != RTEMS_SUCCESSFUL) + rtems_fatal_error_occurred (status); + + if (console_mode == CONSOLE_MODE_RAW) { + rtems_status_code sc; + sc = mcfuart_init(&uart[0], /* uart */ + NULL, /* tty */ + 0, /* interrupt vector number */ + 1); /* UART channel number */ - return RTEMS_SUCCESSFUL; + if (sc == RTEMS_SUCCESSFUL) + sc = mcfuart_reset(&uart[0]); + + sc = mcfuart_init(&uart[1], /* uart */ + NULL, /* tty */ + 0, /* interrupt vector number */ + 2); /* UART channel number */ + + if (sc == RTEMS_SUCCESSFUL) + sc = mcfuart_reset(&uart[1]); + return sc; + } + + return RTEMS_SUCCESSFUL; } /* console_open -- @@ -268,42 +269,41 @@ console_open(rtems_device_major_number major, rtems_device_minor_number minor, void *arg) { - static const rtems_termios_callbacks intr_callbacks = { - console_first_open, /* firstOpen */ - console_last_close, /* lastClose */ - NULL, /* pollRead */ - console_interrupt_write, /* write */ - console_set_attributes, /* setAttributes */ - console_stop_remote_tx, /* stopRemoteTx */ - console_start_remote_tx, /* startRemoteTx */ - 1 /* outputUsesInterrupts */ - }; - static const rtems_termios_callbacks poll_callbacks = { - console_first_open, /* firstOpen */ - console_last_close, /* lastClose */ - console_poll_read, /* pollRead */ - console_poll_write, /* write */ - console_set_attributes, /* setAttributes */ - console_stop_remote_tx, /* stopRemoteTx */ - console_start_remote_tx, /* startRemoteTx */ - 0 /* outputUsesInterrupts */ - }; - - switch (console_mode) - { - case CONSOLE_MODE_RAW: - return RTEMS_SUCCESSFUL; - - case CONSOLE_MODE_INT: - return rtems_termios_open(major, minor, arg, &intr_callbacks); - - case CONSOLE_MODE_POLL: - return rtems_termios_open(major, minor, arg, &poll_callbacks); - - default: - rtems_fatal_error_occurred(0xC07A1310); - } - return RTEMS_INTERNAL_ERROR; + static const rtems_termios_callbacks intr_callbacks = { + console_first_open, /* firstOpen */ + console_last_close, /* lastClose */ + NULL, /* pollRead */ + console_interrupt_write, /* write */ + console_set_attributes, /* setAttributes */ + console_stop_remote_tx, /* stopRemoteTx */ + console_start_remote_tx, /* startRemoteTx */ + 1 /* outputUsesInterrupts */ + }; + static const rtems_termios_callbacks poll_callbacks = { + console_first_open, /* firstOpen */ + console_last_close, /* lastClose */ + console_poll_read, /* pollRead */ + console_poll_write, /* write */ + console_set_attributes, /* setAttributes */ + console_stop_remote_tx, /* stopRemoteTx */ + console_start_remote_tx, /* startRemoteTx */ + 0 /* outputUsesInterrupts */ + }; + + switch (console_mode) { + case CONSOLE_MODE_RAW: + return RTEMS_SUCCESSFUL; + + case CONSOLE_MODE_INT: + return rtems_termios_open(major, minor, arg, &intr_callbacks); + + case CONSOLE_MODE_POLL: + return rtems_termios_open(major, minor, arg, &poll_callbacks); + + default: + rtems_fatal_error_occurred(0xC07A1310); + } + return RTEMS_INTERNAL_ERROR; } /* console_close -- @@ -322,10 +322,10 @@ console_close(rtems_device_major_number major, rtems_device_minor_number minor, void *arg) { - if (console_mode != CONSOLE_MODE_RAW) - return rtems_termios_close (arg); - else - return RTEMS_SUCCESSFUL; + if (console_mode != CONSOLE_MODE_RAW) + return rtems_termios_close (arg); + else + return RTEMS_SUCCESSFUL; } /* console_read -- @@ -344,32 +344,29 @@ console_read(rtems_device_major_number major, rtems_device_minor_number minor, void *arg) { - if (console_mode != CONSOLE_MODE_RAW) - { - return rtems_termios_read (arg); - } - else - { - rtems_libio_rw_args_t *argp = arg; - char *buf = argp->buffer; - int count = argp->count; - int n = 0; - int c; - while (n < count) - { - do { - c = mcfuart_poll_read(&uart[minor]); - } while (c == -1); - if (c == '\r') - c = '\n'; - *(buf++) = c; - n++; - if (c == '\n') - break; - } - argp->bytes_moved = n; - return RTEMS_SUCCESSFUL; + if (console_mode != CONSOLE_MODE_RAW) { + return rtems_termios_read (arg); + } else { + rtems_libio_rw_args_t *argp = arg; + char *buf = argp->buffer; + int count = argp->count; + int n = 0; + int c; + + while (n < count) { + do { + c = mcfuart_poll_read(&uart[minor]); + } while (c == -1); + if (c == '\r') + c = '\n'; + *(buf++) = c; + n++; + if (c == '\n') + break; } + argp->bytes_moved = n; + return RTEMS_SUCCESSFUL; + } } /* console_write -- @@ -389,27 +386,24 @@ console_write(rtems_device_major_number major, void *arg ) { - if (console_mode != CONSOLE_MODE_RAW) - { - return rtems_termios_write (arg); - } - else - { - rtems_libio_rw_args_t *argp = arg; - char cr = '\r'; - char *buf = argp->buffer; - int count = argp->count; - int i; - for (i = 0; i < count; i++) - { - if (*buf == '\n') - mcfuart_poll_write(&uart[minor], &cr, 1); - mcfuart_poll_write(&uart[minor], buf, 1); - buf++; - } - argp->bytes_moved = count; - return RTEMS_SUCCESSFUL; + if (console_mode != CONSOLE_MODE_RAW) { + return rtems_termios_write (arg); + } else { + rtems_libio_rw_args_t *argp = arg; + char cr = '\r'; + char *buf = argp->buffer; + int count = argp->count; + int i; + + for (i = 0; i < count; i++) { + if (*buf == '\n') + mcfuart_poll_write(&uart[minor], &cr, 1); + mcfuart_poll_write(&uart[minor], buf, 1); + buf++; } + argp->bytes_moved = count; + return RTEMS_SUCCESSFUL; + } } /* console_control -- @@ -428,12 +422,9 @@ console_control(rtems_device_major_number major, rtems_device_minor_number minor, void *arg) { - if (console_mode != CONSOLE_MODE_RAW) - { - return rtems_termios_ioctl (arg); - } - else - { - return RTEMS_SUCCESSFUL; - } + if (console_mode != CONSOLE_MODE_RAW) { + return rtems_termios_ioctl (arg); + } else { + return RTEMS_SUCCESSFUL; + } } |