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Diffstat (limited to 'c/src/lib/libbsp/powerpc/gen83xx/console/config.c')
| -rw-r--r-- | c/src/lib/libbsp/powerpc/gen83xx/console/config.c | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/c/src/lib/libbsp/powerpc/gen83xx/console/config.c b/c/src/lib/libbsp/powerpc/gen83xx/console/config.c new file mode 100644 index 0000000000..91e7b4ee56 --- /dev/null +++ b/c/src/lib/libbsp/powerpc/gen83xx/console/config.c @@ -0,0 +1,131 @@ +/*===============================================================*\ +| Project: RTEMS generic MPC83xx BSP | ++-----------------------------------------------------------------+ +| This file has been adapted from the ep1a BSP to MPC83xx by | +| Thomas Doerfler <Thomas.Doerfler@embedded-brains.de> | +| Copyright (c) 2007 | +| Embedded Brains GmbH | +| Obere Lagerstr. 30 | +| D-82178 Puchheim | +| Germany | +| rtems@embedded-brains.de | +| | +| See the other copyright notice below for the original parts. | ++-----------------------------------------------------------------+ +| The license and distribution terms for this file may be | +| found in the file LICENSE in this distribution or at | +| | +| http://www.rtems.com/license/LICENSE. | +| | ++-----------------------------------------------------------------+ +| this file contains the console driver configuration tables | +\*===============================================================*/ +/* derived from: */ +/* + * This file contains the TTY driver table for the EP1A + * + * COPYRIGHT (c) 1989-1999. + * On-Line Applications Research Corporation (OAR). + * + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.rtems.com/license/LICENSE. + * + * $Id$ + */ + +#include <libchip/serial.h> +#include "ns16550cfg.h" +#include <bsp.h> +#include <libcpu/io.h> +#include <mpc83xx/mpc83xx.h> + +/* + * Based on BSP configuration information decide whether to do polling IO + * or interrupt driven IO. + */ + +#define NS16550_FUNCTIONS &ns16550_fns_polled + +/* + * The following table configures the console drivers used in this BSP. + * + * The first entry which, when probed, is available, will be named /dev/console, + * all others being given the name indicated. + * + * Each field is interpreted thus: + * + * sDeviceName This is the name of the device. + * pDeviceFns This is a pointer to the set of driver routines to use. + * pDeviceFlow This is a pointer to the set of flow control routines to + * use. Serial device drivers will typically supply RTSCTS + * and DTRCTS handshake routines for DCE to DCE communication, + * however for DCE to DTE communication, no such routines + * should be necessary as RTS will be driven automatically + * when the transmitter is active. + * ulMargin The high water mark in the input buffer is set to the buffer + * size less ulMargin. Once this level is reached, the driver's + * flow control routine used to stop the remote transmitter will + * be called. This figure should be greater than or equal to + * the number of stages of FIFO between the transmitter and + * receiver. + * ulHysteresis After the high water mark specified by ulMargin has been + * reached, the driver's routine to re-start the remote + * transmitter will be called once the level in the input + * buffer has fallen by ulHysteresis bytes. + * pDeviceParams This contains either device specific data or a pointer to a + * device specific structure containing additional information + * not provided in this table. + * ulCtrlPort1 This is the primary control port number for the device. This + * may be used to specify different instances of the same device + * type. + * ulCtrlPort2 This is the secondary control port number, of use when a given + * device has more than one available channel. + * ulDataPort This is the port number for the data port of the device + * ulIntVector This encodes the interrupt vector of the device. + * + */ +console_tbl Console_Port_Tbl[] = { + /* + * NS16550 Chips provide first ttyS0/1 Ports. + */ + { + "/dev/ttyS0", /* sDeviceName */ + SERIAL_NS16550, /* deviceType */ + NS16550_FUNCTIONS, /* pDeviceFns */ + NULL, /* deviceProbe */ + &ns16550_flow_RTSCTS, /* pDeviceFlow */ + 16, /* ulMargin */ + 8, /* ulHysteresis */ + (void *)9600, /* baud rate */ /* pDeviceParams */ + (uint32_t)&(mpc83xx.duart[0]), /* ulCtrlPort1e */ + 0, /* ulCtrlPort2 */ + (uint32_t)&(mpc83xx.duart[0]), /* ulDataPort */ + Read_ns16550_register, /* getRegister */ + Write_ns16550_register, /* setRegister */ + NULL, /* getData */ + NULL, /* setData */ + BSP_CSB_CLK_FRQ, /* ulClock */ + 0 /* ulIntVector */ + }, + { + "/dev/ttyS1", /* sDeviceName */ + SERIAL_NS16550, /* deviceType */ + NS16550_FUNCTIONS, /* pDeviceFns */ + NULL, /* deviceProbe */ + &ns16550_flow_RTSCTS, /* pDeviceFlow */ + 16, /* ulMargin */ + 8, /* ulHysteresis */ + (void *)9600, /* baud rate */ /* pDeviceParams */ + (uint32_t)&(mpc83xx.duart[1]), /* ulCtrlPort1-Filled in at runtime */ + 0, /* ulCtrlPort2 */ + (uint32_t)&(mpc83xx.duart[1]), /* ulDataPort-Filled in at runtime*/ + Read_ns16550_register, /* getRegister */ + Write_ns16550_register, /* setRegister */ + NULL, /* getData */ + NULL, /* setData */ + BSP_CSB_CLK_FRQ, /* ulClock */ + 0 /* ulIntVector */ + } +}; + |