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Diffstat (limited to 'drivers/dahdi/wctdm24xxp/GpakCust.c')
-rw-r--r--drivers/dahdi/wctdm24xxp/GpakCust.c482
1 files changed, 0 insertions, 482 deletions
diff --git a/drivers/dahdi/wctdm24xxp/GpakCust.c b/drivers/dahdi/wctdm24xxp/GpakCust.c
deleted file mode 100644
index a32fb96..0000000
--- a/drivers/dahdi/wctdm24xxp/GpakCust.c
+++ /dev/null
@@ -1,482 +0,0 @@
-/*
- * Copyright (c) 2005, Adaptive Digital Technologies, Inc.
- *
- * File Name: GpakCust.c
- *
- * Description:
- * This file contains host system dependent functions to support generic
- * G.PAK API functions. The file is integrated into the host processor
- * connected to C55x G.PAK DSPs via a Host Port Interface.
- *
- * Note: This file needs to be modified by the G.PAK system integrator.
- *
- * Version: 1.0
- *
- * Revision History:
- * 06/15/05 - Initial release.
- *
- * This program has been released under the terms of the GPL version 2 by
- * permission of Adaptive Digital Technologies, Inc.
- *
- */
-
-/*
- * 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.
- */
-
-#include <linux/version.h>
-#include <linux/delay.h>
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,26)
-#include <linux/semaphore.h>
-#else
-#include <asm/semaphore.h>
-#endif
-
-#include <dahdi/kernel.h>
-
-#include "wctdm24xxp.h"
-#include "GpakCust.h"
-
-char vpm150mtone_to_zaptone(GpakToneCodes_t tone)
-{
- switch (tone) {
- case DtmfDigit0:
- return '0';
- case DtmfDigit1:
- return '1';
- case DtmfDigit2:
- return '2';
- case DtmfDigit3:
- return '3';
- case DtmfDigit4:
- return '4';
- case DtmfDigit5:
- return '5';
- case DtmfDigit6:
- return '6';
- case DtmfDigit7:
- return '7';
- case DtmfDigit8:
- return '8';
- case DtmfDigit9:
- return '9';
- case DtmfDigitPnd:
- return '#';
- case DtmfDigitSt:
- return '*';
- case DtmfDigitA:
- return 'A';
- case DtmfDigitB:
- return 'B';
- case DtmfDigitC:
- return 'C';
- case DtmfDigitD:
- return 'D';
- case EndofCngDigit:
- return 'f';
- default:
- return 0;
- }
-}
-
-static inline struct wctdm * wc_find_iface(unsigned short dspid)
-{
- int i;
- struct wctdm *ret = NULL;
- unsigned long flags;
-
- spin_lock_irqsave(&ifacelock, flags);
- for (i = 0; i < WC_MAX_IFACES; i++)
- if (ifaces[i] && ifaces[i]->vpm150m && (ifaces[i]->vpm150m->dspid == dspid))
- ret = ifaces[i];
- spin_unlock_irqrestore(&ifacelock, flags);
-
- return ret;
-}
-
-static inline struct vpm150m_cmd * vpm150m_empty_slot(struct wctdm *wc)
-{
- int x;
-
- for (x = 0; x < VPM150M_MAX_COMMANDS; x++)
- if (!wc->vpm150m->cmdq[x].desc) {
- return &wc->vpm150m->cmdq[x];
- }
- return NULL;
-}
-
-/* Wait for any outstanding commands to be completed. */
-static inline int vpm150m_io_wait(struct wctdm *wc)
-{
- int x;
- int ret=0;
- for (x=0; x < VPM150M_MAX_COMMANDS;) {
- if (wc->vpm150m->cmdq[x].desc) {
- if ((ret=schluffen(&wc->regq))) {
- return ret;
- }
- x=0;
- }
- else {
- ++x;
- }
- }
- return ret;
-}
-
-static int wctdm_vpm150m_getreg_full_async(struct wctdm *wc, int pagechange, unsigned int len,
- unsigned short addr, unsigned short *outbuf, struct vpm150m_cmd **hit_p)
-{
- int ret=0;
- unsigned long flags;
- BUG_ON(!hit_p);
- spin_lock_irqsave(&wc->reglock, flags);
- (*hit_p) = vpm150m_empty_slot(wc);
- if (*hit_p) {
- (*hit_p)->desc = __VPM150M_RD;
- if (pagechange) {
- (*hit_p)->desc |= __VPM150M_RWPAGE;
- }
- (*hit_p)->datalen = len;
- (*hit_p)->addr = addr;
- memset((*hit_p)->data, 0, len*sizeof(outbuf[0]));
- }
- else {
- ret = -EBUSY;
- }
- spin_unlock_irqrestore(&wc->reglock, flags);
- return ret;
-}
-
-static int wctdm_vpm150m_getreg_full_return(struct wctdm *wc, int pagechange, unsigned int len,
- unsigned short addr, unsigned short *outbuf, struct vpm150m_cmd **hit_p)
-{
- int ret = 0;
- unsigned long flags;
- BUG_ON(!hit_p);
- spin_lock_irqsave(&wc->reglock, flags);
- do {
- if ((*hit_p)->desc & __VPM150M_FIN) {
- memcpy(outbuf, (*hit_p)->data, len*(sizeof(outbuf[0])));
- (*hit_p)->desc = 0;
- (*hit_p) = NULL;
- ret = 0;
- }
- else {
- spin_unlock_irqrestore(&wc->reglock, flags);
- if ((ret=schluffen(&wc->regq))) {
- return ret;
- }
- spin_lock_irqsave(&wc->reglock, flags);
- ret = -EBUSY;
- }
- } while (-EBUSY == ret);
- spin_unlock_irqrestore(&wc->reglock, flags);
- return ret;
-}
-
-static int wctdm_vpm150m_getreg_full(struct wctdm *wc, int pagechange, unsigned int len, unsigned short addr, unsigned short *outbuf)
-{
- struct vpm150m_cmd *hit = NULL;
- int ret = 0;
- do {
- ret = wctdm_vpm150m_getreg_full_async(wc, pagechange, len, addr, outbuf, &hit);
- if (!hit) {
- if ( -EBUSY == ret ) {
- if ((ret = schluffen(&wc->regq)))
- return ret;
- }
- BUG_ON(0 != ret);
- }
- } while (!hit);
- ret = wctdm_vpm150m_getreg_full_return(wc, pagechange, len, addr, outbuf, &hit);
- return ret;
-}
-
-static int wctdm_vpm150m_setreg_full(struct wctdm *wc, int pagechange, unsigned int len, unsigned int addr, unsigned short *data)
-{
- unsigned long flags;
- struct vpm150m_cmd *hit;
- int ret, i;
- do {
- spin_lock_irqsave(&wc->reglock, flags);
- hit = vpm150m_empty_slot(wc);
- if (hit) {
- hit->desc = __VPM150M_WR;
- if (pagechange)
- hit->desc |= __VPM150M_RWPAGE;
- hit->addr = addr;
- hit->datalen = len;
- for (i = 0; i < len; i++)
- hit->data[i] = data[i];
- }
- spin_unlock_irqrestore(&wc->reglock, flags);
- if (!hit) {
- if ((ret = schluffen(&wc->regq)))
- return ret;
- }
- } while (!hit);
- return (hit) ? 0 : -1;
-}
-
-int wctdm_vpm150m_setpage(struct wctdm *wc, unsigned short addr)
-{
- addr &= 0xf;
- /* Let's optimize this a little bit */
- if (wc->vpm150m->curpage == addr)
- return 0;
- else {
- wc->vpm150m->curpage = addr;
- }
-
- return wctdm_vpm150m_setreg_full(wc, 1, 1, 0, &addr);
-}
-
-unsigned char wctdm_vpm150m_getpage(struct wctdm *wc)
-{
- unsigned short res;
- wctdm_vpm150m_getreg_full(wc, 1, 1, 0, &res);
- return res;
-}
-
-unsigned short wctdm_vpm150m_getreg(struct wctdm *wc, unsigned int len, unsigned int addr, unsigned short *data)
-{
- unsigned short res;
- wctdm_vpm150m_setpage(wc, addr >> 16);
- if ((addr >> 16) != ((addr + len) >> 16))
- printk(KERN_INFO "getreg: You found it!\n");
- res = wctdm_vpm150m_getreg_full(wc, 0, len, addr & 0xffff, data);
- return res;
-}
-
-int wctdm_vpm150m_setreg(struct wctdm *wc, unsigned int len, unsigned int addr, unsigned short *data)
-{
- int res;
- wctdm_vpm150m_setpage(wc, addr >> 16);
- if ((addr >> 16) != ((addr + len) >> 16))
- printk(KERN_INFO "getreg: You found it!\n");
- res = wctdm_vpm150m_setreg_full(wc, 0, len, addr & 0xffff, data);
- return res;
-}
-
-/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
- * gpakReadDspMemory - Read DSP memory.
- *
- * FUNCTION
- * This function reads a contiguous block of words from DSP memory starting at
- * the specified address.
- *
- * RETURNS
- * nothing
- *
- */
-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 */
- )
-{
- struct wctdm *wc = wc_find_iface(DspId);
- int i;
- int transcount;
- int ret;
-
- vpm150m_io_wait(wc);
- if ( NumWords < VPM150M_MAX_COMMANDS ) {
- struct vpm150m_cmd* cmds[VPM150M_MAX_COMMANDS] = { NULL };
- wctdm_vpm150m_setpage(wc, DspAddress >> 16);
- DspAddress &= 0xffff;
- for (i=0; i < NumWords; ++i) {
- ret = wctdm_vpm150m_getreg_full_async(wc,0,1,DspAddress+i,&pWordValues[i],
- &cmds[i]);
- if (0 != ret) {
- return;
- }
- }
- for (i=NumWords-1; i >=0; --i) {
- ret = wctdm_vpm150m_getreg_full_return(wc,0,1,DspAddress+i,&pWordValues[i],
- &cmds[i]);
- if (0 != ret) {
- return;
- }
- }
- }
- else {
- for (i = 0; i < NumWords;) {
- if ((NumWords - i) > VPM150M_MAX_DATA)
- transcount = VPM150M_MAX_DATA;
- else
- transcount = NumWords - i;
- wctdm_vpm150m_getreg(wc, transcount, DspAddress + i, &pWordValues[i]);
- i += transcount;
- }
- }
- return;
-}
-
-/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
- * gpakWriteDspMemory - Write DSP memory.
- *
- * FUNCTION
- * This function writes a contiguous block of words to DSP memory starting at
- * the specified address.
- *
- * RETURNS
- * nothing
- *
- */
-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 */
- )
-{
-
- struct wctdm *wc = wc_find_iface(DspId);
- int i;
- int transcount;
-
- //printk(KERN_DEBUG "Writing %d words to memory\n", NumWords);
- if (wc && wc->vpm150m) {
- for (i = 0; i < NumWords;) {
- if ((NumWords - i) > VPM150M_MAX_DATA)
- transcount = VPM150M_MAX_DATA;
- else
- transcount = NumWords - i;
-
- wctdm_vpm150m_setreg(wc, transcount, DspAddress + i, &pWordValues[i]);
- i += transcount;
- }
-#if 0
- for (i = 0; i < NumWords; i++) {
- if (wctdm_vpm150m_getreg(wc, DspAddress + i) != pWordValues[i]) {
- printk(KERN_NOTICE "Error in write. Address %x is not %x\n", DspAddress + i, pWordValues[i]);
- }
- }
-#endif
- }
- return;
-
-}
-
-
-/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
- * gpakHostDelay - Delay for a fixed time interval.
- *
- * FUNCTION
- * This function delays for a fixed time interval before returning. The time
- * interval is the Host Port Interface sampling period when polling a DSP for
- * replies to command messages.
- *
- * RETURNS
- * nothing
- *
- */
-void gpakHostDelay(void)
-{
-}
-
-
-/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
- * gpakLockAccess - Lock access to the specified DSP.
- *
- * FUNCTION
- * This function aquires exclusive access to the specified DSP.
- *
- * RETURNS
- * nothing
- *
- */
-void gpakLockAccess(unsigned short DspId)
-{
- struct wctdm *wc;
-
- wc = wc_find_iface(DspId);
-
- if (wc) {
- struct vpm150m *vpm = wc->vpm150m;
-
- if (vpm) {
- if (down_interruptible(&vpm->sem)) {
- return;
- }
- }
- }
-}
-
-
-/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
- * gpakUnlockAccess - Unlock access to the specified DSP.
- *
- * FUNCTION
- * This function releases exclusive access to the specified DSP.
- *
- * RETURNS
- * nothing
- *
- */
-void gpakUnlockAccess(unsigned short DspId)
-{
- struct wctdm *wc;
-
- wc = wc_find_iface(DspId);
-
- if (wc) {
- struct vpm150m *vpm = wc->vpm150m;
-
- if (vpm)
- up(&vpm->sem);
- }
-}
-
-
-/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
- * gpakReadFile - Read a block of bytes from a G.PAK Download file.
- *
- * FUNCTION
- * This function reads a contiguous block of bytes from a G.PAK Download file
- * starting at the current file position.
- *
- * RETURNS
- * The number of bytes read from the file.
- * -1 indicates an error occurred.
- * 0 indicates all bytes have been read (end of file)
- *
- */
-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 */
- )
-{
-#ifdef VPM150M_SUPPORT
- struct wctdm_firmware *fw = FileId;
- unsigned int i, count;
-
- if (!fw || !fw->fw)
- return -1;
-
- if (NumBytes > (fw->fw->size - fw->offset))
- count = fw->fw->size - fw->offset;
- else
- count = NumBytes;
-
- for (i = 0; i < count; i++)
- pBuffer[i] = fw->fw->data[fw->offset + i];
-
- fw->offset += count;
-
- return count;
-#endif
-}
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