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#ifndef CYGONCE_ATMEL_SUPPORT_H
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#define CYGONCE_ATMEL_SUPPORT_H
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//=============================================================================
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//
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// atmel_support.h
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//
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// Platform specific support (register layout, etc)
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//
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//=============================================================================
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// ####ECOSGPLCOPYRIGHTBEGIN####
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// -------------------------------------------
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// This file is part of eCos, the Embedded Configurable Operating System.
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// Copyright (C) 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
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//
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// eCos is free software; you can redistribute it and/or modify it under
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// the terms of the GNU General Public License as published by the Free
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// Software Foundation; either version 2 or (at your option) any later
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// version.
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//
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// eCos is distributed in the hope that it will be useful, but WITHOUT
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// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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// for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with eCos; if not, write to the Free Software Foundation, Inc.,
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// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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//
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// As a special exception, if other files instantiate templates or use
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// macros or inline functions from this file, or you compile this file
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// and link it with other works to produce a work based on this file,
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// this file does not by itself cause the resulting work to be covered by
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// the GNU General Public License. However the source code for this file
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// must still be made available in accordance with section (3) of the GNU
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// General Public License v2.
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//
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// This exception does not invalidate any other reasons why a work based
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// on this file might be covered by the GNU General Public License.
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// -------------------------------------------
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// ####ECOSGPLCOPYRIGHTEND####
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//=============================================================================
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//#####DESCRIPTIONBEGIN####
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//
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// Author(s): gthomas
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// Contributors: gthomas
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// Date: 2001-02-27
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// Purpose: Intel SA1110/iPAQ platform specific support routines
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// Description:
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// Usage: #include <cyg/hal/atmel_support.h>
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//
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//####DESCRIPTIONEND####
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//
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//=============================================================================
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// Command codes
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#define ATMEL_CMD_VERSION 0
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#define ATMEL_CMD_UNKNOWN 1
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#define ATMEL_CMD_KEYBD 2
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#define ATMEL_CMD_TOUCH 3
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#define ATMEL_CMD_EEPROM_READ 4
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#define ATMEL_CMD_EEPROM_WRITE 5
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#define ATMEL_CMD_THERMAL 6
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#define ATMEL_CMD_LED 8
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#define ATMEL_CMD_BATTERY 9
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#define ATMEL_CMD_SPI_READ 11
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#define ATMEL_CMD_SPI_WRITE 12
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#define ATMEL_CMD_LIGHT 13
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#define NUM_ATMEL_CMDS 16
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// Structure of actual packets
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//
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// Byte 0 - SOF
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// Byte 1 - (cmd << 4) | length
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// Byte 2 - Data |
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// ... | 'length' bytes (0..15)
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// Byte m - Data |
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// Byte n - Checksum
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//
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// Since the length must be less than 16, the entire
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// packet will fit in 18 bytes
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//
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#define ATMEL_PKT_LEN 18
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typedef struct _atmel_pkt {
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struct _atmel_pkt *next;
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unsigned char data[ATMEL_PKT_LEN];
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int len, size;
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} atmel_pkt;
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#define ATMEL_PKT_SOF 0
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#define ATMEL_PKT_CMD 1
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#define ATMEL_PKT_DATA 2
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#define ATMEL_NUM_PKT 4
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#define SOF 0x02
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//
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// Keyboard events are one byte with the button code
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// and state or'd
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//
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#define ATMEL_BUTTON_STATE 0x80
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#define ATMEL_BUTTON_STATE_DOWN 0x00
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#define ATMEL_BUTTON_STATE_UP 0x80
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#define ATMEL_BUTTON_VALUE 0x7F
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#define ATMEL_BUTTON_RECORD 0x01
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#define ATMEL_BUTTON_CALENDAR 0x02
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#define ATMEL_BUTTON_MEMO 0x03
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#define ATMEL_BUTTON_Q 0x04
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#define ATMEL_BUTTON_RETURN 0x05
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#define ATMEL_BUTTON_JOY_UP 0x06
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#define ATMEL_BUTTON_JOY_RIGHT 0x07
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#define ATMEL_BUTTON_JOY_DOWN 0x09
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#define ATMEL_BUTTON_JOY_LEFT 0x08
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struct key_event {
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unsigned char button_info;
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};
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//
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// Touch screen events
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// Note: up/down is really hard to discern
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//
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struct ts_event {
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bool up;
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short x, y;
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};
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// Functions
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void atmel_init(void);
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bool atmel_send(int, unsigned char *, int);
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int atmel_recv(unsigned char *, int);
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typedef void atmel_handler(atmel_pkt *);
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void atmel_register(int, atmel_handler *);
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void atmel_interrupt_mode(bool enable);
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bool ts_get_event(struct ts_event *);
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bool key_get_event(struct key_event *);
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#endif /* CYGONCE_ATMEL_SUPPORT_H */
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