forked from Imagelibrary/rtems
bsps: Move console drivers to bsps
This patch is a part of the BSP source reorganization. Update #3285.
This commit is contained in:
141
bsps/bfin/bf537Stamp/console/console.c
Normal file
141
bsps/bfin/bf537Stamp/console/console.c
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/* Console driver for bf537Stamp
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*/
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/*
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* Copyright (c) 2008 Kallisti Labs, Los Gatos, CA, USA
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* written by Allan Hessenflow <allanh@kallisti.com>
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rtems.org/license/LICENSE.
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*/
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#include <rtems.h>
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#include <rtems/libio.h>
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#include <bsp.h>
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#include <rtems/bspIo.h>
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#include <rtems/console.h>
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#include <libcpu/bf537.h>
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#include <libcpu/interrupt.h>
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#include <libcpu/uart.h>
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/*
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#undef CONSOLE_USE_INTERRUPTS
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#define CONSOLE_USE_INTERRUPTS 1
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*/
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static bfin_uart_channel_t channels[] = {
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{"/dev/console",
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UART0_BASE_ADDRESS,
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0,
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0,
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CONSOLE_USE_INTERRUPTS,
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0,
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#ifdef CONSOLE_FORCE_BAUD
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CONSOLE_FORCE_BAUD,
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#else
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0,
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#endif
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NULL,
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0,
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0}
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#if (!BFIN_ON_SKYEYE)
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,
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{"/dev/tty1",
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UART1_BASE_ADDRESS,
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CONSOLE_USE_INTERRUPTS,
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0,
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NULL,
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0}
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#endif
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};
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static bfin_uart_config_t config = {
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SCLK,
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sizeof(channels) / sizeof(channels[0]),
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channels
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};
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#if CONSOLE_USE_INTERRUPTS
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static bfin_isr_t bfinUARTISRs[] = {
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{SIC_DMA8_UART0_RX_VECTOR, bfinUart_rxIsr, 0, 0, NULL},
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{SIC_DMA10_UART1_RX_VECTOR, bfinUart_rxIsr, 0, 0, NULL},
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{SIC_DMA9_UART0_TX_VECTOR, bfinUart_txIsr, 0, 0, NULL},
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{SIC_DMA11_UART1_TX_VECTOR, bfinUart_txIsr, 0, 0, NULL}
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};
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#endif
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static void bf537Stamp_BSP_output_char(char c) {
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bfin_uart_poll_write(0, c);
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}
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static int bf537Stamp_BSP_poll_char(void) {
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return bfin_uart_poll_read(0);
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}
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BSP_output_char_function_type BSP_output_char = bf537Stamp_BSP_output_char;
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BSP_polling_getchar_function_type BSP_poll_char = bf537Stamp_BSP_poll_char;
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rtems_device_driver console_initialize(rtems_device_major_number major,
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rtems_device_minor_number minor,
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void *arg) {
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rtems_status_code status;
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#if CONSOLE_USE_INTERRUPTS
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int i;
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#endif
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status = bfin_uart_initialize(major, &config);
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#if CONSOLE_USE_INTERRUPTS
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for (i = 0; i < sizeof(bfinUARTISRs) / sizeof(bfinUARTISRs[0]); i++) {
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bfin_interrupt_register(&bfinUARTISRs[i]);
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bfin_interrupt_enable(&bfinUARTISRs[i], TRUE);
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}
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#endif
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if (status != RTEMS_SUCCESSFUL)
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rtems_fatal_error_occurred(status);
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return RTEMS_SUCCESSFUL;
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}
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rtems_device_driver console_open(rtems_device_major_number major,
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rtems_device_minor_number minor,
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void *arg) {
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return bfin_uart_open(major, minor, arg);
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}
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rtems_device_driver console_close(rtems_device_major_number major,
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rtems_device_minor_number minor,
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void *arg) {
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return rtems_termios_close(arg);
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}
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rtems_device_driver console_read(rtems_device_major_number major,
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rtems_device_minor_number minor,
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void *arg) {
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return rtems_termios_read(arg);
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}
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rtems_device_driver console_write(rtems_device_major_number major,
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rtems_device_minor_number minor,
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void *arg) {
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return rtems_termios_write(arg);
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}
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rtems_device_driver console_control(rtems_device_major_number major,
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rtems_device_minor_number minor,
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void *arg) {
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return rtems_termios_ioctl(arg);
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}
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