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  • This comparison shows the changes necessary to convert path 
    /openrisc/trunk/rtos/ecos-2.0/packages/devs/kbd/arm/ipaq/v2_0
    from Rev 27 to Rev 174
    ↔ Reverse comparison
  •

Rev 27 → Rev 174

/cdl/kbd_ipaq.cdl
0,0 → 1,100
#==========================================================================
#
# kbd_ipaq.cdl
#
# eCos configuration data for the Compaq iPAQ keypad/buttons
#
#==========================================================================
#####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): gthomas
# Contributors: gthomas
# Date: 2001-03-15
# Purpose:
# Description: Kbdscreen drivers for Compaq iPAQ
#
#####DESCRIPTIONEND####
#
#==========================================================================
 
cdl_package CYGPKG_DEVS_KBD_IPAQ {
display "Keypad driver for iPAQ"
include_dir cyg/io
 
active_if CYGPKG_IO_FILEIO
requires CYGPKG_IO
requires CYGFUN_KERNEL_API_C
requires CYGPKG_HAL_ARM_SA11X0_IPAQ
active_if !CYGSEM_IPAQ_LCD_COMM
 
compile -library=libextras.a ipaq_kbd.c
 
description "Keypad driver for the iPAQ using the Atmel micro-controller"
 
cdl_component CYGPKG_DEVS_KBD_IPAQ_OPTIONS {
display "options"
flavor none
no_define
 
cdl_option CYGPKG_DEVS_KBD_IPAQ_CFLAGS {
display "Additional compiler flags"
flavor data
no_define
default_value { "" }
description "
This option modifies the set of compiler flags for
building the keypad driver package. These flags
are used in addition to the set of global flags."
}
 
cdl_option CYGDAT_DEVS_KBD_IPAQ_NAME {
display "Device name for the keypad driver"
flavor data
default_value {"\"/dev/kbd\""}
description " This option specifies the name of the keypad device"
}
 
cdl_option CYGNUM_DEVS_KBD_IPAQ_EVENT_BUFFER_SIZE {
display "Number of events the driver can buffer"
flavor data
default_value { 32 }
description "
This option defines the size of the keypad device internal
buffer. The cyg_io_read() function will return as many of these
as there is space for in the buffer passed."
}
}
}
/src/ipaq_kbd.c
0,0 → 1,225
//==========================================================================
//
// ipaq_kbd.c
//
// Keypad driver for the Compaq iPAQ
//
//==========================================================================
//####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): gthomas
// Contributors: gthomas
// Date: 2001-03-15
// Purpose:
// Description: Keypad driver for Compaq IPAQ
//
//####DESCRIPTIONEND####
//
//==========================================================================
 
 
#include <pkgconf/devs_kbd_ipaq.h>
 
#include <cyg/kernel/kapi.h>
#include <cyg/hal/hal_io.h>
#include <cyg/hal/hal_arch.h>
#include <cyg/hal/drv_api.h>
#include <cyg/hal/hal_intr.h>
#include <cyg/hal/hal_sa11x0.h>
#include <cyg/hal/ipaq.h>
#include <cyg/infra/cyg_type.h>
#include <cyg/infra/cyg_ass.h>
 
#include <cyg/fileio/fileio.h> // For select() functionality
static cyg_selinfo kbd_select_info;
static cyg_bool kbd_select_active;
 
#include <cyg/io/devtab.h>
#include <cyg/hal/atmel_support.h>
 
// Functions in this module
 
static Cyg_ErrNo kbd_read(cyg_io_handle_t handle,
void *buffer,
cyg_uint32 *len);
static cyg_bool kbd_select(cyg_io_handle_t handle,
cyg_uint32 which,
cyg_addrword_t info);
static Cyg_ErrNo kbd_set_config(cyg_io_handle_t handle,
cyg_uint32 key,
const void *buffer,
cyg_uint32 *len);
static Cyg_ErrNo kbd_get_config(cyg_io_handle_t handle,
cyg_uint32 key,
void *buffer,
cyg_uint32 *len);
static bool kbd_init(struct cyg_devtab_entry *tab);
static Cyg_ErrNo kbd_lookup(struct cyg_devtab_entry **tab,
struct cyg_devtab_entry *st,
const char *name);
 
CHAR_DEVIO_TABLE(ipaq_kbd_handlers,
NULL, // Unsupported write() function
kbd_read,
kbd_select,
kbd_get_config,
kbd_set_config);
 
CHAR_DEVTAB_ENTRY(ipaq_kbd_device,
CYGDAT_DEVS_KBD_IPAQ_NAME,
NULL, // Base device name
&ipaq_kbd_handlers,
kbd_init,
kbd_lookup,
NULL); // Private data pointer
 
#define MAX_EVENTS CYGNUM_DEVS_KBD_IPAQ_EVENT_BUFFER_SIZE
static int num_events;
static int _event_put, _event_get;
static unsigned char _events[MAX_EVENTS];
 
static bool _is_open = false;
 
//
// Note: this routine is called from the Atmel processing DSR
//
static void
kbd_handler(atmel_pkt *pkt)
{
unsigned char *dp = pkt->data;
unsigned char *ev;
 
// diag_printf("KBD = %x\n", dp[1]);
if (num_events < MAX_EVENTS) {
num_events++;
ev = &_events[_event_put++];
if (_event_put == MAX_EVENTS) {
_event_put = 0;
}
*ev = dp[1];
if (kbd_select_active) {
kbd_select_active = false;
cyg_selwakeup(&kbd_select_info);
}
}
}
 
static Cyg_ErrNo
kbd_read(cyg_io_handle_t handle,
void *buffer,
cyg_uint32 *len)
{
unsigned char *ev;
int tot = *len;
unsigned char *bp = (unsigned char *)buffer;
 
cyg_scheduler_lock(); // Prevent interaction with DSR code
while (tot >= sizeof(*ev)) {
if (num_events > 0) {
ev = &_events[_event_get++];
if (_event_get == MAX_EVENTS) {
_event_get = 0;
}
memcpy(bp, ev, sizeof(*ev));
bp += sizeof(*ev);
tot -= sizeof(*ev);
num_events--;
} else {
break; // No more events
}
}
cyg_scheduler_unlock(); // Allow DSRs again
*len -= tot;
return ENOERR;
}
 
static cyg_bool
kbd_select(cyg_io_handle_t handle,
cyg_uint32 which,
cyg_addrword_t info)
{
if (which == CYG_FREAD) {
cyg_scheduler_lock(); // Prevent interaction with DSR code
if (num_events > 0) {
cyg_scheduler_unlock(); // Reallow interaction with DSR code
return true;
}
if (!kbd_select_active) {
kbd_select_active = true;
cyg_selrecord(info, &kbd_select_info);
}
cyg_scheduler_unlock(); // Reallow interaction with DSR code
}
return false;
}
 
static Cyg_ErrNo
kbd_set_config(cyg_io_handle_t handle,
cyg_uint32 key,
const void *buffer,
cyg_uint32 *len)
{
return EINVAL;
}
 
static Cyg_ErrNo
kbd_get_config(cyg_io_handle_t handle,
cyg_uint32 key,
void *buffer,
cyg_uint32 *len)
{
return EINVAL;
}
 
static bool
kbd_init(struct cyg_devtab_entry *tab)
{
cyg_selinit(&kbd_select_info);
return true;
}
 
static Cyg_ErrNo
kbd_lookup(struct cyg_devtab_entry **tab,
struct cyg_devtab_entry *st,
const char *name)
{
if (!_is_open) {
_is_open = true;
atmel_register(ATMEL_CMD_KEYBD, kbd_handler);
atmel_interrupt_mode(true);
}
return ENOERR;
}
/ChangeLog
0,0 → 1,47
2001-08-29 Kenichi Nakamura <nakamura@redhat.com>
 
* cdl/kbd_ipaq.cdl: Modified dependency on file I/O package.
 
2001-04-24 Gary Thomas <gthomas@redhat.com>
 
* cdl/kbd_ipaq.cdl: Add dependency on file I/O package.
 
2001-03-15 Gary Thomas <gthomas@redhat.com>
 
* src/ipaq_kbd.c:
* cdl/kbd_ipaq.cdl: New file(s) - keypad driver for iPAQ.
 
//===========================================================================
//####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####
//===========================================================================

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