diff options
Diffstat (limited to 'c/src/lib/libbsp/powerpc/eth_comm/console/console.c')
| -rw-r--r-- | c/src/lib/libbsp/powerpc/eth_comm/console/console.c | 235 |
1 files changed, 0 insertions, 235 deletions
diff --git a/c/src/lib/libbsp/powerpc/eth_comm/console/console.c b/c/src/lib/libbsp/powerpc/eth_comm/console/console.c deleted file mode 100644 index cf7571815f..0000000000 --- a/c/src/lib/libbsp/powerpc/eth_comm/console/console.c +++ /dev/null @@ -1,235 +0,0 @@ -#define I_WANT_TERMIOS -/* - * BSP specific Serial I/O Functions for the eth-comm BSP - * - * This file contains the BSP specific functions for - * performing serial I/O. These are the functions - * RTEMS uses (the 6 listed in the device driver - * structure) - * - * The SCCs and SMCs are assigned as follows - * - * Channel Device Minor Termios - * SMC1 /dev/tty0 0 no - * SMC2 /dev/tty1 1 no - * SCC1 ethernet - * SCC2 /dev/console 3 yes - * SCC3 /dev/tty3 4 no - * SCC4 /dev/tty4 5 no - * - * FIXME: This should use termios for /dev/console, but it doesn't - * appear to work correctly yet. On startup, with termios enabled, - * the board hangs for a few seconds before running correctly - * - * Author: Jay Monkman (jmonkman@frasca.com) - * Copyright (C) 1998 by Frasca International, Inc. - * - * $Id$ - */ - -#include <rtems/libio.h> -#include <mpc860.h> -#include <mpc860/console.h> -#include <termios.h> - -rtems_device_driver console_initialize(rtems_device_major_number major, - rtems_device_minor_number minor, - void *arg) -{ - rtems_status_code status; - rtems_isr_entry old_handler; - rtems_status_code sc; - -#ifdef I_WANT_TERMIOS - /* - * Set up TERMIOS (for /dev/console) - */ - rtems_termios_initialize(); -#endif - - /* - * Set up Buffer Descriptors - */ - m860_console_initialize(); - - /* - * Do device-specific initialization - */ - m860_scc_initialize(2); /* /dev/console */ - m860_scc_initialize(3); /* /dev/tty3 */ - m860_scc_initialize(4); /* /dev/tty4 */ - m860_smc_initialize(1); /* /dev/tty0 */ - m860_smc_initialize(2); /* /dev/tty1 */ - - sc = rtems_interrupt_catch (m860_scc2_console_interrupt_handler, - PPC_IRQ_CPM_SCC2, - &old_handler); - sc = rtems_interrupt_catch (m860_scc3_console_interrupt_handler, - PPC_IRQ_CPM_SCC3, - &old_handler); - sc = rtems_interrupt_catch (m860_scc4_console_interrupt_handler, - PPC_IRQ_CPM_SCC4, - &old_handler); - sc = rtems_interrupt_catch (m860_smc1_console_interrupt_handler, - PPC_IRQ_CPM_SMC1, - &old_handler); - sc = rtems_interrupt_catch (m860_smc2_console_interrupt_handler, - PPC_IRQ_CPM_SMC2, - &old_handler); - - /* - * Register the devices - */ - status = rtems_io_register_name ("/dev/console", major, SCC2_MINOR); - if (status != RTEMS_SUCCESSFUL) - rtems_fatal_error_occurred (status); - status = rtems_io_register_name ("/dev/tty0", major, SMC1_MINOR); - if (status != RTEMS_SUCCESSFUL) - rtems_fatal_error_occurred (status); - status = rtems_io_register_name ("/dev/tty1", major, SMC2_MINOR); - if (status != RTEMS_SUCCESSFUL) - rtems_fatal_error_occurred (status); - status = rtems_io_register_name ("/dev/tty3", major, SCC3_MINOR); - if (status != RTEMS_SUCCESSFUL) - rtems_fatal_error_occurred (status); - status = rtems_io_register_name ("/dev/tty4", major, SCC4_MINOR); - if (status != RTEMS_SUCCESSFUL) - rtems_fatal_error_occurred (status); - return RTEMS_SUCCESSFUL; -} - -rtems_device_driver console_open(rtems_device_major_number major, - rtems_device_minor_number minor, - void *arg) -{ - volatile m860SCCRegisters_t *sccregs; - -#ifdef I_WANT_TERMIOS - static const rtems_termios_callbacks sccPollCallbacks = { - NULL, /* firstOpen */ - NULL, /* lastClose */ - m860_char_poll_read, /* pollRead */ - m860_char_poll_write, /* write */ - m860_scc_set_attributes, /* setAttributes */ - NULL, /* stopRemoteTx */ - NULL, /* startRemoteTx */ - 0 /* outputUsesInterrupts */ - }; -#endif /* I_WANT_TERMIOS */ - - sccregs = 0; - - switch (minor) { - case 0: - m860.smc1.smcm = 1; /* Enable SMC1 RX interrupts */ - m860.cimr |= 1UL << 4; /* Enable SMC1 interrupts */ - break; - case 1: - m860.smc2.smcm = 1; /* Enable SMC2 RX interrupts */ - m860.cimr |= 1UL << 3; /* Enable SMC2 interrupts */ - break; - case 2: - m860.cimr |= 1UL << 30; /* Enable SCC1 interrupts */ - sccregs = &m860.scc1; - break; - case 3: -#ifndef I_WANT_TERMIOS - m860.cimr |= 1UL << 29; /* Enable SCC2 interrupts */ -#endif /* I_WANT_TERMIOS */ - sccregs = &m860.scc2; - break; - case 4: - m860.cimr |= 1UL << 28; /* Enable SCC3 interrupts */ - sccregs = &m860.scc3; - break; - case 5: - m860.cimr |= 1UL << 27; /* Enable SCC4 interrupts */ - sccregs = &m860.scc4; - break; - default: - rtems_panic ("CONSOLE: bad minor number"); - } - - if (sccregs) - sccregs->sccm=0x3; - -#ifdef I_WANT_TERMIOS - if (minor == SCC2_MINOR) { - return rtems_termios_open (major, minor, arg, &sccPollCallbacks); - } - else { - return RTEMS_SUCCESSFUL; - } -#else - return RTEMS_SUCCESSFUL; -#endif -} - -rtems_device_driver console_close(rtems_device_major_number major, - rtems_device_minor_number minor, - void *arg) -{ -#ifdef I_WANT_TERMIOS - if (minor == SCC2_MINOR) { - return rtems_termios_close (arg); - } - else { - return RTEMS_SUCCESSFUL; - } -#else - return RTEMS_SUCCESSFUL; -#endif -} - -rtems_device_driver console_read(rtems_device_major_number major, - rtems_device_minor_number minor, - void *arg) -{ -#ifdef I_WANT_TERMIOS - if (minor == SCC2_MINOR) { - return rtems_termios_read(arg); - } - else { - return m860_console_read(major, minor, arg); - } -#else - return m860_console_read(major, minor, arg); -#endif -} - -rtems_device_driver console_write(rtems_device_major_number major, - rtems_device_minor_number minor, - void *arg) -{ -#ifdef I_WANT_TERMIOS - if (minor == SCC2_MINOR) { - return rtems_termios_write(arg); - } - else { - return m860_console_write(major, minor, arg); - } -#else - return m860_console_write(major, minor, arg); -#endif -} - -/* - * Handle ioctl request. - * Should set hardware line speed, bits/char, etc. - */ -rtems_device_driver console_control(rtems_device_major_number major, - rtems_device_minor_number minor, - void *arg) -{ -#ifdef I_WANT_TERMIOS - if (minor == SCC2_MINOR) { - return rtems_termios_ioctl (arg); - } - else { - return RTEMS_SUCCESSFUL; - } -#else - return RTEMS_SUCCESSFUL; -#endif -} - |