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/*
* Digium, Inc. Wildcard TE12xP T1/E1 card Driver
*
* Written by Michael Spiceland <mspiceland@digium.com>
*
* Adapted from the wctdm24xxp and wcte11xp drivers originally
* written by Mark Spencer <markster@digium.com>
* Matthew Fredrickson <creslin@digium.com>
* William Meadows <wmeadows@digium.com>
*
* Copyright (C) 2007, Digium, Inc.
*
* All rights reserved.
*
*/
/*
* See http://www.asterisk.org for more information about
* the Asterisk project. Please do not directly contact
* any of the maintainers of this project for assistance;
* the project provides a web site, mailing lists and IRC
* channels for your use.
*
* This program is free software, distributed under the terms of
* the GNU General Public License Version 2 as published by the
* Free Software Foundation. See the LICENSE file included with
* this program for more details.
*/
#ifndef _VPM150M_H
#define _VPM150M_H
#include "wcte12xp.h"
#include "adt_lec.h"
struct t1_firmware {
const struct firmware *fw;
unsigned int offset;
};
/* Host and DSP system dependent related definitions. */
#define MAX_DSP_CORES 128 /* maximum number of DSP cores */
//#define MAX_CONFS 1 /* maximum number of conferences */
//#define MAX_PKT_CHANNELS 8 /* maximum number of packet channels */
#define MAX_CHANNELS 32 /* maximum number of channels */
#define MAX_WAIT_LOOPS 50 /* max number of wait delay loops */
#define DSP_IFBLK_ADDRESS 0x0100 /* DSP address of I/F block pointer */
#define DOWNLOAD_BLOCK_SIZE 512 /* download block size (DSP words) */
//#define MAX_CIDPAYLOAD_BYTES 512 /* max size of a CID payload (octets) */
typedef unsigned short DSP_WORD; /* 16 bit DSP word */
typedef unsigned int DSP_ADDRESS; /* 32 bit DSP address */
typedef struct t1_firmware* GPAK_FILE_ID; /* G.PAK Download file identifier */
#define __VPM150M_RWPAGE (1 << 4)
#define __VPM150M_RD (1 << 3)
#define __VPM150M_WR (1 << 2)
#define __VPM150M_FIN (1 << 1)
#define __VPM150M_TX (1 << 0)
#define VPM150M_HPI_CONTROL 0x00
#define VPM150M_HPI_ADDRESS 0x02
#define VPM150M_HPI_DATA 0x03
#define VPM150M_MAX_COMMANDS 8
/* Some Bit ops for different operations */
#define VPM150M_SPIRESET 0
#define VPM150M_HPIRESET 1
#define VPM150M_SWRESET 2
#define VPM150M_DTMFDETECT 3
#define VPM150M_ACTIVE 4
#define VPM150M_MAX_DATA 1
struct vpm150m_cmd {
unsigned short address;
unsigned short data[VPM150M_MAX_DATA];
unsigned char ident;
unsigned char datalen;
unsigned int flags;
unsigned char cs_slot;
};
struct vpm150m {
unsigned short dspid;
unsigned long control;
unsigned char curpage;
unsigned short version;
struct vpm150m_cmd cmdq[VPM150M_MAX_COMMANDS];
spinlock_t lock; /* control access to list of bottom half tasks */
struct semaphore sem;
struct workqueue_struct *wq;
struct work_struct work_dtmf;
struct work_struct work_debug;
struct work_struct work_echocan;
struct list_head worklist;
unsigned char curtone[32];
unsigned long curdtmfmutestate;
unsigned long desireddtmfmutestate;
struct adt_lec_params chan_params[32];
struct t1 *wc;
};
/* linked list for vpm echocan workqueue*/
struct vpm150m_workentry {
struct list_head list;
struct t1 *wc; /* what card are we dealing with? */
struct dahdi_chan *chan; /* what channels are we going to deal with? */
struct adt_lec_params params; /* how should we behave? */
};
extern int debug;
extern int vpmsupport;
extern int vpmdtmfsupport;
extern struct pci_driver te12xp_driver;
extern struct t1 *ifaces[WC_MAX_IFACES];
extern int vpmnlptype;
extern int vpmnlpthresh;
extern int vpmnlpmaxsupp;
void t1_vpm150m_init(struct t1 *wc);
void vpm150m_cmd_dequeue(struct t1 *wc, volatile unsigned char *writechunk, int whichframe);
void vpm150m_cmd_decipher(struct t1 *wc, volatile unsigned char *readchunk);
int vpm150m_config_hw(struct t1 *wc);
/* gpak API functions */
void gpakReadDspMemory(
unsigned short int DspId, /* DSP Identifier (0 to MAX_DSP_CORES-1) */
DSP_ADDRESS DspAddress, /* DSP's memory address of first word */
unsigned int NumWords, /* number of contiguous words to read */
DSP_WORD *pWordValues /* pointer to array of word values variable */
);
void gpakWriteDspMemory(
unsigned short int DspId, /* DSP Identifier (0 to MAX_DSP_CORES-1) */
DSP_ADDRESS DspAddress, /* DSP's memory address of first word */
unsigned int NumWords, /* number of contiguous words to write */
DSP_WORD *pWordValues /* pointer to array of word values to write */
);
void gpakHostDelay(void);
void gpakLockAccess(
unsigned short int DspId /* DSP Identifier (0 to MAX_DSP_CORES-1) */
);
void gpakUnlockAccess(
unsigned short int DspId /* DSP Identifier (0 to MAX_DSP_CORES-1) */
);
int gpakReadFile(
GPAK_FILE_ID FileId, /* G.PAK Download File Identifier */
unsigned char *pBuffer, /* pointer to buffer for storing bytes */
unsigned int NumBytes /* number of bytes to read */
);
#endif
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