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[/] [openrisc/] [trunk/] [rtos/] [ecos-2.0/] [packages/] [io/] [pcmcia/] [v2_0/] [include/] [pcmcia.h] - Blame information for rev 174

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#ifndef CYGONCE_PCMCIA_H
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#define CYGONCE_PCMCIA_H
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// ====================================================================
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//
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//      pcmcia.h
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//
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//      Device I/O 
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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 Red Hat, 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 version.
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//
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// eCos is distributed in the hope that it will be useful, but WITHOUT ANY
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// 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 along
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// with eCos; if not, write to the Free Software Foundation, Inc.,
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// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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//
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// As a special exception, if other files instantiate templates or use macros
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// or inline functions from this file, or you compile this file and link it
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// with other works to produce a work based on this file, this file does not
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// by itself cause the resulting work to be covered by the GNU General Public
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// License. However the source code for this file must still be made available
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// in accordance with section (3) of the GNU General Public License.
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//
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// This exception does not invalidate any other reasons why a work based on
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// this file might be covered by the GNU General Public License.
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//
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// Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
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// at http://sources.redhat.com/ecos/ecos-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:          2000-07-06
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// Purpose:       Interfaces for PCMCIA I/O drivers
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// Description:
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//
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//####DESCRIPTIONEND####
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//
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// ====================================================================
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// PCMCIA I/O interfaces
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#include <pkgconf/system.h>
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#include <pkgconf/io_pcmcia.h>
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#include <cyg/infra/cyg_type.h>
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#include <cyg/hal/drv_api.h>
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struct cf_irq_handler {
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    void         (*handler)(int, int, void *);
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    void          *param;
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};
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// Basic information about a slot/device
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struct cf_slot {
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    int            index;       // In case hardware layer needs it
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    int            state;
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    unsigned char *attr;
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    int            attr_length;
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    unsigned char *io;
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    int            io_length;
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    unsigned char *mem;
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    int            mem_length;
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    int            int_num;    // Hardware interrupt number
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    struct cf_irq_handler irq_handler;
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};
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#define CF_SLOT_STATE_Empty     0
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#define CF_SLOT_STATE_Inserted  1
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#define CF_SLOT_STATE_Powered   2
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#define CF_SLOT_STATE_Reset     3
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#define CF_SLOT_STATE_Ready     4
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#define CF_SLOT_STATE_Removed   5
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#define CF_CISTPL_VERS_1        0x15
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#define CF_CISTPL_CONFIG        0x1A
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#define CF_CISTPL_CFTABLE_ENTRY 0x1B
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#define CF_CISTPL_MANFID        0x20
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#define CF_CISTPL_FUNCID        0x21
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#define CF_MAX_IO_ADDRS      8
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struct cf_io_space {
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    unsigned long base[CF_MAX_IO_ADDRS];     // Base address of I/O registers
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    unsigned long size[CF_MAX_IO_ADDRS];     // Length(-1) of I/O registers
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    int           num_addrs;
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    unsigned char mode;
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};
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// Corresponds to CISTPL_CFTABLE_ENTRY
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struct cf_cftable {
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    unsigned char      cor;              // Value to write to COR register
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    unsigned char      interface;
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    unsigned char      feature_select;
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    struct cf_io_space io_space;
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};
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// Corresponds to CISTPL_CONFIG
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struct cf_config {
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    unsigned long base;
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    int           mask_length;
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    unsigned char mask[16];
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};
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// Function prototypes
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bool cf_get_CIS(struct cf_slot *slot, unsigned char id,
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                unsigned char *buf, int *len, int *ptr);
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void cf_set_COR(struct cf_slot *slot, unsigned long cor, unsigned char val);
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bool cf_parse_cftable(unsigned char *buf, int len, struct cf_cftable *cftable);
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bool cf_parse_config(unsigned char *buf, int len, struct cf_config *config);
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struct cf_slot *cf_get_slot(int indx);
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void cf_change_state(struct cf_slot *slot, int desired_state);
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void cf_register_handler(struct cf_slot *, void (*handler)(int, int, void *), void *);
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void cf_clear_interrupt(struct cf_slot *);
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void cf_init(void);
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void cf_hwr_poll(struct cf_slot *);
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#endif // CYGONCE_PCMCIA_H

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