94 lines
3.5 KiB
C
94 lines
3.5 KiB
C
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/* spk_priv.h
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review functions for the speakup screen review package.
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originally written by: Kirk Reiser and Andy Berdan.
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extensively modified by David Borowski.
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Copyright (C) 1998 Kirk Reiser.
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Copyright (C) 2003 David Borowski.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef _SPEAKUP_PRIVATE_H
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#define _SPEAKUP_PRIVATE_H
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#include "spk_types.h"
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#include "spk_priv_keyinfo.h"
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#ifndef pr_warn
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#define pr_warn(fmt, arg...) printk(KERN_WARNING fmt, ##arg)
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#endif
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#define V_LAST_VAR { MAXVARS }
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#define SPACE 0x20
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#define SYNTH_CHECK 20030716 /* today's date ought to do for check value */
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/* synth flags, for odd synths */
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#define SF_DEC 1 /* to fiddle puncs in alpha strings so it doesn't spell */
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#ifdef MODULE
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#define SYNTH_START 1
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#else
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#define SYNTH_START 0
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#endif
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#define KT_SPKUP 15
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extern struct serial_state *spk_serial_init(int index);
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extern void stop_serial_interrupt(void);
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extern int wait_for_xmitr(void);
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extern unsigned char spk_serial_in(void);
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extern unsigned char spk_serial_in_nowait(void);
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extern int spk_serial_out(const char ch);
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extern void spk_serial_release(void);
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extern char synth_buffer_getc(void);
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extern char synth_buffer_peek(void);
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extern int synth_buffer_empty(void);
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extern struct var_t *get_var(enum var_id_t var_id);
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extern ssize_t spk_var_show(struct kobject *kobj, struct kobj_attribute *attr,
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char *buf);
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extern ssize_t spk_var_store(struct kobject *kobj, struct kobj_attribute *attr,
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const char *buf, size_t count);
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extern int serial_synth_probe(struct spk_synth *synth);
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extern const char *spk_synth_immediate(struct spk_synth *synth, const char *buff);
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extern void spk_do_catch_up(struct spk_synth *synth);
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extern void spk_synth_flush(struct spk_synth *synth);
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extern int spk_synth_is_alive_nop(struct spk_synth *synth);
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extern int spk_synth_is_alive_restart(struct spk_synth *synth);
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extern void synth_printf(const char *buf, ...);
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extern int synth_request_region(u_long, u_long);
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extern int synth_release_region(u_long, u_long);
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extern int synth_add(struct spk_synth *in_synth);
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extern void synth_remove(struct spk_synth *in_synth);
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extern struct speakup_info_t speakup_info;
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extern struct var_t synth_time_vars[];
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/* Protect the whole speakup machinery, must be taken at each kernel->speakup
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* transition and released at all corresponding speakup->kernel transitions
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* (flags must be the same variable between lock/trylock and unlock).
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*
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* The progression thread only interferes with the speakup machinery through
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* the synth buffer, and so only needs to take the lock while tinkering with
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* it.
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*/
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/* Speakup needs to disable the keyboard IRQ, hence _irqsave/restore */
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#define spk_lock(flags) spin_lock_irqsave(&speakup_info.spinlock, flags)
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#define spk_trylock(flags) spin_trylock_irqsave(&speakup_info.spinlock, flags)
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#define spk_unlock(flags) spin_unlock_irqrestore(&speakup_info.spinlock, flags)
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#endif
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