diff packages/hal/sh/sh2/current/include/sh2_sci.h @ 208:e0c0827131d1 ecos

Merge from eCos master repository on 2002-05-20-20:11:54-BST
author jlarmour
date Mon, 20 May 2002 22:19:26 +0000
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children d2c90368aeef
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+//=============================================================================
+//
+//      sh2_sci.h
+//
+//      Simple driver for the SH Serial Communication Interface (SCI)
+//
+//=============================================================================
+//####ECOSGPLCOPYRIGHTBEGIN####
+// -------------------------------------------
+// This file is part of eCos, the Embedded Configurable Operating System.
+// Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
+//
+// eCos is free software; you can redistribute it and/or modify it under
+// the terms of the GNU General Public License as published by the Free
+// Software Foundation; either version 2 or (at your option) any later version.
+//
+// eCos is distributed in the hope that it will be useful, but WITHOUT ANY
+// WARRANTY; without even the implied warranty of MERCHANTABILITY or
+// FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+// for more details.
+//
+// You should have received a copy of the GNU General Public License along
+// with eCos; if not, write to the Free Software Foundation, Inc.,
+// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+//
+// As a special exception, if other files instantiate templates or use macros
+// or inline functions from this file, or you compile this file and link it
+// with other works to produce a work based on this file, this file does not
+// by itself cause the resulting work to be covered by the GNU General Public
+// License. However the source code for this file must still be made available
+// in accordance with section (3) of the GNU General Public License.
+//
+// This exception does not invalidate any other reasons why a work based on
+// this file might be covered by the GNU General Public License.
+//
+// Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
+// at http://sources.redhat.com/ecos/ecos-license
+// -------------------------------------------
+//####ECOSGPLCOPYRIGHTEND####
+//=============================================================================
+//#####DESCRIPTIONBEGIN####
+//
+// Author(s):   jskov
+// Contributors:jskov
+// Date:        1999-05-17
+//
+//####DESCRIPTIONEND####
+//
+//=============================================================================
+
+#include <pkgconf/hal.h>
+
+#ifdef CYGNUM_HAL_SH_SH2_SCI_PORTS
+
+//--------------------------------------------------------------------------
+// Exported functions
+
+externC cyg_uint8 cyg_hal_plf_sci_getc(void* __ch_data);
+externC void cyg_hal_plf_sci_putc(void* __ch_data, cyg_uint8 c);
+externC void cyg_hal_plf_sci_init(int sci_index, int comm_index, 
+                                  int rcv_vect, cyg_uint8* base);
+
+
+#ifdef CYGPRI_HAL_SH_SH2_SCI_PRIVATE
+//--------------------------------------------------------------------------
+// SCI register offsets
+#if (CYGARC_SH_MOD_SCI >= 2)
+# error "Not fixed"
+# define _REG_SCSPTR             -0x4 // serial port register
+#endif
+#define _REG_SCSMR                0x0 // serial mode register
+#define _REG_SCBRR                0x1 // bit rate register
+#define _REG_SCSCR                0x2 // serial control register
+#define _REG_SCTDR                0x3 // transmit data register
+#define _REG_SCSSR                0x4 // serial status register
+#define _REG_SCRDR                0x5 // receive data register
+
+//--------------------------------------------------------------------------
+
+typedef struct {
+    cyg_uint8* base;
+    cyg_int32 msec_timeout;
+    int isr_vector;
+} channel_data_t;
+
+#endif // CYGPRI_HAL_SH_SH2_SCI_PRIVATE
+
+#endif // CYGNUM_HAL_SH_SH2_SCI_PORTS
+//-----------------------------------------------------------------------------
+// end of sh2_sci.h