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[/] [s6soc/] [trunk/] [sw/] [zipos/] [syspipe.h] - Diff between revs 27 and 45

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// Creator:     Dan Gisselquist, Ph.D.
// Creator:     Dan Gisselquist, Ph.D.
//              Gisselquist Technology, LLC
//              Gisselquist Technology, LLC
//
//
////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////
//
//
// Copyright (C) 2015-2016, Gisselquist Technology, LLC
// Copyright (C) 2015-2017, Gisselquist Technology, LLC
//
//
// This program is free software (firmware): you can redistribute it and/or
// This program is free software (firmware): you can redistribute it and/or
// modify it under the terms of  the GNU General Public License as published
// modify it under the terms of  the GNU General Public License as published
// by the Free Software Foundation, either version 3 of the License, or (at
// by the Free Software Foundation, either version 3 of the License, or (at
// your option) any later version.
// your option) any later version.
Line 71... Line 71...
//
//
//
//
#ifndef SYSPIPE_H
#ifndef SYSPIPE_H
#define SYSPIPE_H
#define SYSPIPE_H
 
 
extern  void *sys_malloc(int sz);
typedef unsigned size_t;
 
 
 
extern  void *sys_malloc(size_t sz);
 
 
typedef struct {
typedef struct {
        unsigned int    m_mask;
        unsigned int    m_mask;
        int             m_head, m_tail;
        int             m_head, m_tail;
volatile TASKP          m_rdtask, m_wrtask;
volatile TASKP          m_rdtask, m_wrtask;
        unsigned int    m_nread, m_nwritten;
        unsigned int    m_nread, m_nwritten;
        int     dummy;
        int     dummy;
        int             m_error;
        int             m_error;
 
 
        int             m_buf[1];
        char            m_buf[1];
} SYSPIPE;
} SYSPIPE;
 
 
SYSPIPE *new_syspipe(const unsigned int len);
SYSPIPE *new_syspipe(const unsigned int len);
extern  void    kread_syspipe( TASKP tsk, int dev, int *dst, int len);
extern  void    kread_syspipe( TASKP tsk, int dev, char *dst, int len);
extern  void    kwrite_syspipe(TASKP tsk, int dev, int *src, int len);
extern  void    kwrite_syspipe(TASKP tsk, int dev, char *src, int len);
void    kpush_syspipe(SYSPIPE *p, int val);
void    kpush_syspipe(SYSPIPE *p, char val);
int     kpop_syspipe(SYSPIPE *p, int *val);
int     kpop_syspipe(SYSPIPE *p, char *val);
 
int     kpop_short_syspipe(SYSPIPE *p, unsigned short *val);
extern  int     num_avail_syspipe(SYSPIPE *p);
extern  int     num_avail_syspipe(SYSPIPE *p);
extern  int     len_syspipe(SYSPIPE *p);
extern  int     len_syspipe(SYSPIPE *p);
 
 
#define INTERRUPT_READ_TASK     ((TASKP)((unsigned)-1))
#define INTERRUPT_READ_TASK     ((TASKP)((unsigned)-1))
// #define      INTERRUPT_WRITE_TASK    ((TASKP)((unsigned)-1))
// #define      INTERRUPT_WRITE_TASK    ((TASKP)((unsigned)-1))

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