diff --git a/drivers/dahdi/Kbuild b/drivers/dahdi/Kbuild index 25a8d37..3088a10 100644 --- a/drivers/dahdi/Kbuild +++ b/drivers/dahdi/Kbuild @@ -45,7 +45,6 @@ obj-$(DAHDI_BUILD_ALL)$(CONFIG_DAHDI_WCTE11XP) += wcte11xp.o obj-$(DAHDI_BUILD_ALL)$(CONFIG_DAHDI_WCFXO) += wcfxo.o obj-$(DAHDI_BUILD_ALL)$(CONFIG_DAHDI_TOR2) += tor2.o -obj-$(DAHDI_BUILD_ALL)$(CONFIG_DAHDI_PCIRADIO) += pciradio.o endif obj-$(DAHDI_BUILD_ALL)$(CONFIG_DAHDI_XPP) += xpp/ @@ -158,7 +157,6 @@ ifeq ($(HPEC_PRESENT),yes) obj-$(DAHDI_BUILD_ALL)$(CONFIG_DAHDI_ECHOCAN_HPEC) += dahdi_echocan_hpec.o endif -$(obj)/pciradio.o: $(obj)/radfw.h $(obj)/tor2.o: $(obj)/tor2fw.h hostprogs-y := makefw @@ -166,7 +164,5 @@ hostprogs-y := makefw $(obj)/tor2fw.h: $(src)/tormenta2.rbt $(obj)/makefw $(obj)/makefw $< tor2fw > $@ -$(obj)/radfw.h: $(src)/pciradio.rbt $(obj)/makefw - $(obj)/makefw $< radfw > $@ clean-files := radfw.h tor2fw.h diff --git a/drivers/dahdi/pciradio.c b/drivers/dahdi/pciradio.c deleted file mode 100644 index d287b40..0000000 --- a/drivers/dahdi/pciradio.c +++ /dev/null @@ -1,1891 +0,0 @@ -/* - * PCI RADIO Card DAHDI Telephony PCI Quad Radio Interface driver - * - * Written by Jim Dixon - * Based on previous work by Mark Spencer - * Based on previous works, designs, and archetectures conceived and - * written by Jim Dixon . - * - * Copyright (C) 2001-2007 Jim Dixon / Zapata Telephony. - * - * 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. - */ - -/* - The PCI Radio Interface card interfaces up to 4 two-way radios (either - a base/mobile radio or repeater system) to DAHDI channels. The driver - may work either independent of an application, or with it, through - the driver;s ioctl() interface. This file gives you access to specify - load-time parameters for Radio channels, so that the driver may run - by itself, and just act like a generic DAHDI radio interface. -*/ - -/* Latency tests: - -Without driver: 308496 -With driver: 303826 (1.5 %) - -*/ - - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include - -#define RAD_MAX_IFACES 128 - -#define NUM_CODES 15 - -#define SERIAL_BUFLEN 128 - -#define SRX_TIMEOUT 300 - -#define RAD_CNTL 0x00 -#define RAD_OPER 0x01 -#define RAD_AUXC 0x02 -#define RAD_AUXD 0x03 - #define XPGM 4 - #define XCS 2 - -#define RAD_MASK0 0x04 -#define RAD_MASK1 0x05 -#define RAD_INTSTAT 0x06 -#define RAD_AUXR 0x07 - #define XINIT 8 - #define XDONE 0x10 - -#define RAD_DMAWS 0x08 -#define RAD_DMAWI 0x0c -#define RAD_DMAWE 0x10 -#define RAD_DMARS 0x18 -#define RAD_DMARI 0x1c -#define RAD_DMARE 0x20 - -#define RAD_AUXFUNC 0x2b -#define RAD_SERCTL 0x2d -#define RAD_FSCDELAY 0x2f - -#define RAD_REGBASE 0xc0 - -#define RAD_CTCSSMASK 0xf -#define RAD_CTCSSOTHER 0xf -#define RAD_CTCSSVALID 0x10 - -#define NUM_CHANS 4 - -#define RAD_GOTRX_DEBOUNCE_TIME 75 -#define RAD_CTCSS_ACQUIRE_TIME 10 -#define RAD_CTCSS_TALKOFF_TIME 1000 - -#define DAHDI_RADPAR_CTCSSACQUIRETIME 18 /* DEBUG only, this belongs in dahdi.h */ -#define DAHDI_RADPAR_CTCSSTALKOFFTIME 19 /* DEBUG only, this belongs in dahdi.h */ - -/* -* MX828 Commands -*/ - -#define MX828_GEN_RESET 0x01 /* W */ -#define MX828_SAUDIO_CTRL 0x80 /* W */ -#define MX828_SAUDIO_STATUS 0x81 /* R */ -#define MX828_SAUDIO_SETUP 0x82 /* W */ -#define MX828_TX_TONE 0x83 /* W16 */ -#define MX828_RX_TONE 0x84 /* W16 */ -#define MX828_DCS3 0x85 /* W */ -#define MX828_DCS2 0x86 /* W */ -#define MX828_DCS1 0x87 /* W */ -#define MX828_GEN_CTRL 0x88 /* W */ -#define MX828_GPT 0x8B /* W */ -#define MX828_IRQ_MASK 0x8E /* W */ -#define MX828_SELCALL 0x8D /* W16 */ -#define MX828_AUD_CTRL 0x8A /* W16 */ -#define MX828_IRQ_FLAG 0x8F /* R */ - - -struct encdec -{ - unsigned char state; /* 0 = idle */ - int chan; - unsigned char req[NUM_CHANS]; - unsigned char dcsrx[NUM_CHANS]; - unsigned char ctrx[NUM_CHANS]; - unsigned char dcstx[NUM_CHANS]; - unsigned char cttx[NUM_CHANS]; - unsigned char saudio_ctrl[NUM_CHANS]; - unsigned char saudio_setup[NUM_CHANS]; - unsigned char txcode[NUM_CHANS]; - unsigned long lastcmd; - int myindex[NUM_CHANS]; - unsigned long waittime; - unsigned char retstate; -} ; - - -struct pciradio { - struct pci_dev *dev; - struct dahdi_device *ddev; - struct dahdi_span span; - unsigned char ios; - int usecount; - unsigned int intcount; - int dead; - int pos; - int freeregion; - int nchans; - spinlock_t lock; - int remote_locked; - unsigned char rxbuf[SERIAL_BUFLEN]; - unsigned short rxindex; - unsigned long srxtimer; - unsigned char txbuf[SERIAL_BUFLEN]; - unsigned short txindex; - unsigned short txlen; - unsigned char pasave; - unsigned char pfsave; - volatile unsigned long ioaddr; - dma_addr_t readdma; - dma_addr_t writedma; - volatile unsigned int *writechunk; /* Double-word aligned write memory */ - volatile unsigned int *readchunk; /* Double-word aligned read memory */ - unsigned char saudio_status[NUM_CHANS]; - char gotcor[NUM_CHANS]; - char gotct[NUM_CHANS]; - char newctcssstate[NUM_CHANS]; - char ctcssstate[NUM_CHANS]; - char gotrx[NUM_CHANS]; - char gotrx1[NUM_CHANS]; - char gottx[NUM_CHANS]; - char lasttx[NUM_CHANS]; - int gotrxtimer[NUM_CHANS]; - int ctcsstimer[NUM_CHANS]; - int debouncetime[NUM_CHANS]; - int ctcssacquiretime[NUM_CHANS]; - int ctcsstalkofftime[NUM_CHANS]; - int bursttime[NUM_CHANS]; - int bursttimer[NUM_CHANS]; - unsigned char remmode[NUM_CHANS]; - unsigned short present_code[NUM_CHANS]; - unsigned short last_code[NUM_CHANS]; - unsigned short rxcode[NUM_CHANS][NUM_CODES + 1]; - unsigned short rxclass[NUM_CHANS][NUM_CODES + 1]; - unsigned short txcode[NUM_CHANS][NUM_CODES + 1];; - unsigned char radmode[NUM_CHANS]; -#define RADMODE_INVERTCOR 1 -#define RADMODE_IGNORECOR 2 -#define RADMODE_EXTTONE 4 -#define RADMODE_EXTINVERT 8 -#define RADMODE_IGNORECT 16 -#define RADMODE_NOENCODE 32 - unsigned char corthresh[NUM_CHANS]; - struct dahdi_chan _chans[NUM_CHANS]; - struct dahdi_chan *chans; - unsigned char mx828_addr; - struct encdec encdec; - unsigned long lastremcmd; -}; - - -static struct pciradio *ifaces[RAD_MAX_IFACES]; - -static void pciradio_release(struct pciradio *rad); - -static int debug = 0; - -struct tonedef { - int code; - unsigned char b1; - unsigned char b2; -} ; - -#include "radfw.h" - -static struct tonedef cttable_tx [] = { -{0,0,0}, -{670,0xE,0xB1}, -{693,0xE,0x34}, -{719,0xD,0xB1}, -{744,0xD,0x3B}, -{770,0xC,0xC9}, -{797,0xC,0x5A}, -{825,0xB,0xEF}, -{854,0xB,0x87}, -{885,0xB,0x1F}, -{915,0xA,0xC2}, -{948,0xA,0x62}, -{974,0xA,0x1B}, -{1000,0x9,0xD8}, -{1035,0x9,0x83}, -{1072,0x9,0x2F}, -{1109,0x8,0xE0}, -{1148,0x8,0x93}, -{1188,0x8,0x49}, -{1230,0x8,0x1}, -{1273,0x7,0xBC}, -{1318,0x7,0x78}, -{1365,0x7,0x36}, -{1413,0x6,0xF7}, -{1462,0x6,0xBC}, -{1514,0x6,0x80}, -{1567,0x6,0x48}, -{1598,0x6,0x29}, -{1622,0x6,0x12}, -{1679,0x5,0xDD}, -{1738,0x5,0xAA}, -{1799,0x5,0x79}, -{1835,0x5,0x5D}, -{1862,0x5,0x49}, -{1899,0x5,0x2F}, -{1928,0x5,0x1B}, -{1966,0x5,0x2}, -{1995,0x4,0xEF}, -{2035,0x4,0xD6}, -{2065,0x4,0xC4}, -{2107,0x4,0xAC}, -{2181,0x4,0x83}, -{2257,0x4,0x5D}, -{2291,0x4,0x4C}, -{2336,0x4,0x37}, -{2418,0x4,0x12}, -{2503,0x3,0xEF}, -{2541,0x3,0xE0}, -{0,0,0} -} ; - -static struct tonedef cttable_rx [] = { -{0,0,0}, -{670,0x3,0xD8}, -{693,0x4,0x9}, -{719,0x4,0x1B}, -{744,0x4,0x4E}, -{770,0x4,0x83}, -{797,0x4,0x94}, -{825,0x4,0xCB}, -{854,0x5,0x2}, -{885,0x5,0x14}, -{915,0x5,0x4C}, -{948,0x5,0x87}, -{974,0x5,0x94}, -{1000,0x5,0xCB}, -{1035,0x6,0x7}, -{1072,0x6,0x45}, -{1109,0x6,0x82}, -{1148,0x6,0xC0}, -{1188,0x6,0xD1}, -{1230,0x7,0x10}, -{1273,0x7,0x50}, -{1318,0x7,0xC0}, -{1365,0x8,0x2}, -{1413,0x8,0x44}, -{1462,0x8,0x86}, -{1514,0x8,0xC9}, -{1567,0x9,0xC}, -{1598,0x9,0x48}, -{1622,0x9,0x82}, -{1679,0x9,0xC6}, -{1738,0xA,0xB}, -{1799,0xA,0x84}, -{1835,0xA,0xC2}, -{1862,0xA,0xC9}, -{1899,0xB,0x8}, -{1928,0xB,0x44}, -{1966,0xB,0x83}, -{1995,0xB,0x8A}, -{2035,0xB,0xC9}, -{2065,0xC,0x6}, -{2107,0xC,0x46}, -{2181,0xC,0xC3}, -{2257,0xD,0x41}, -{2291,0xD,0x48}, -{2336,0xD,0x89}, -{2418,0xE,0x8}, -{2503,0xE,0x88}, -{2541,0xE,0xC7}, -{0,0,0} -}; - -static struct { - int code; - char b3; - char b2; - char b1; -} dcstable[] = { -{0,0,0,0}, -{23,0x76,0x38,0x13}, -{25,0x6B,0x78,0x15}, -{26,0x65,0xD8,0x16}, -{31,0x51,0xF8,0x19}, -{32,0x5F,0x58,0x1A}, -{43,0x5B,0x68,0x23}, -{47,0x0F,0xD8,0x27}, -{51,0x7C,0xA8,0x29}, -{54,0x6F,0x48,0x2C}, -{65,0x5D,0x18,0x35}, -{71,0x67,0x98,0x39}, -{72,0x69,0x38,0x3A}, -{73,0x2E,0x68,0x3B}, -{74,0x74,0x78,0x3C}, -{114,0x35,0xE8,0x4C}, -{115,0x72,0xB8,0x4D}, -{116,0x7C,0x18,0x4E}, -{125,0x07,0xB8,0x55}, -{131,0x3D,0x38,0x59}, -{132,0x33,0x98,0x5A}, -{134,0x2E,0xD8,0x5C}, -{143,0x37,0xA8,0x63}, -{152,0x1E,0xC8,0x6A}, -{155,0x44,0xD8,0x6D}, -{156,0x4A,0x78,0x6E}, -{162,0x6B,0xC8,0x72}, -{165,0x31,0xD8,0x75}, -{172,0x05,0xF8,0x7A}, -{174,0x18,0xB8,0x7C}, -{205,0x6E,0x98,0x85}, -{223,0x68,0xE8,0x93}, -{226,0x7B,0x08,0x96}, -{243,0x45,0xB8,0xA3}, -{244,0x1F,0xA8,0xA4}, -{245,0x58,0xF8,0xA5}, -{251,0x62,0x78,0xA9}, -{261,0x17,0x78,0xB1}, -{263,0x5E,0x88,0xB3}, -{265,0x43,0xC8,0xB5}, -{271,0x79,0x48,0xB9}, -{306,0x0C,0xF8,0xC6}, -{311,0x38,0xD8,0xC9}, -{315,0x6C,0x68,0xCD}, -{331,0x23,0xE8,0xD9}, -{343,0x29,0x78,0xE3}, -{346,0x3A,0x98,0xE6}, -{351,0x0E,0xB8,0xE9}, -{364,0x68,0x58,0xF4}, -{365,0x2F,0x08,0xF5}, -{371,0x15,0x88,0xF9}, -{411,0x77,0x69,0x09}, -{412,0x79,0xC9,0x0A}, -{413,0x3E,0x99,0x0B}, -{423,0x4B,0x99,0x13}, -{431,0x6C,0x59,0x19}, -{432,0x62,0xF9,0x1A}, -{445,0x7B,0x89,0x25}, -{464,0x27,0xE9,0x34}, -{465,0x60,0xB9,0x35}, -{466,0x6E,0x19,0x36}, -{503,0x3C,0x69,0x43}, -{506,0x2F,0x89,0x46}, -{516,0x41,0xB9,0x4E}, -{532,0x0E,0x39,0x5A}, -{546,0x19,0xE9,0x66}, -{565,0x0C,0x79,0x75}, -{606,0x5D,0x99,0x86}, -{612,0x67,0x19,0x8A}, -{624,0x0F,0x59,0x94}, -{627,0x01,0xF9,0x97}, -{631,0x72,0x89,0x99}, -{632,0x7C,0x29,0x9A}, -{654,0x4C,0x39,0xAC}, -{662,0x24,0x79,0xB2}, -{664,0x39,0x39,0xB4}, -{703,0x22,0xB9,0xC3}, -{712,0x0B,0xD9,0xCA}, -{723,0x39,0x89,0xD3}, -{731,0x1E,0x49,0xD9}, -{732,0x10,0xE9,0xDA}, -{734,0x0D,0xA9,0xDC}, -{743,0x14,0xD9,0xE3}, -{754,0x20,0xF9,0xEC}, -{0,0,0,0} -}; - -static int gettxtone(int code) -{ -int i; - - if (!code) return(0); - for(i = 0; cttable_tx[i].code || (!i); i++) - { - if (cttable_tx[i].code == code) - { - return (i); - } - } - return(-1); -} - -static int getrxtone(int code) -{ -int i; - - if (!code) return(0); - for(i = 0; cttable_rx[i].code || (!i); i++) - { - if (cttable_rx[i].code == code) - { - return (i); - } - } - return(-1); -} - - -static int getdcstone(int code) -{ -int i; - - if (!code) return(0); - for(i = 0; dcstable[i].code || (!i); i++) - { - if (dcstable[i].code == code) - { - return (i); - } - } - return(-1); -} - - -static void __pciradio_setcreg(struct pciradio *rad, unsigned char reg, unsigned char val) -{ - outb(val, rad->ioaddr + RAD_REGBASE + ((reg & 0xf) << 2)); -} - -static unsigned char __pciradio_getcreg(struct pciradio *rad, unsigned char reg) -{ - return inb(rad->ioaddr + RAD_REGBASE + ((reg & 0xf) << 2)); -} - -static void rbi_out(struct pciradio *rad, int n, unsigned char *rbicmd) -{ -unsigned long flags; -int x; - - for(;;) - { - spin_lock_irqsave(&rad->lock,flags); - x = rad->remote_locked || (__pciradio_getcreg(rad,0xc) & 2); - if (!x) rad->remote_locked = 1; - spin_unlock_irqrestore(&rad->lock,flags); - if (x) - msleep_interruptible(20); - else break; - } - spin_lock_irqsave(&rad->lock,flags); - /* enable and address RBI serializer */ - __pciradio_setcreg(rad,0xf,rad->pfsave | (n << 4) | 0x40); - /* output commands */ - for(x = 0; x < 5; x++) __pciradio_setcreg(rad,0xc,rbicmd[x]); - /* output it */ - __pciradio_setcreg(rad,0xb,1); - rad->remote_locked = 0; - spin_unlock_irqrestore(&rad->lock,flags); - return; -} - - -/* -* Output a command to the MX828 over the serial bus -*/ - - -static void mx828_command(struct pciradio *rad,int channel, unsigned char command, unsigned char *byte1, unsigned char *byte2) -{ - - if(channel > 3) - return; - - rad->mx828_addr = channel; - __pciradio_setcreg(rad,0,channel); - if (byte1) __pciradio_setcreg(rad,1,*byte1); - if (byte2) __pciradio_setcreg(rad,2,*byte2); - __pciradio_setcreg(rad,3,command); - -} - -static void mx828_command_wait(struct pciradio *rad,int channel, unsigned char command, unsigned char *byte1, unsigned char *byte2) -{ -unsigned long flags; - - - spin_lock_irqsave(&rad->lock,flags); - while(rad->encdec.state) - { - spin_unlock_irqrestore(&rad->lock,flags); - msleep_interruptible(20); - spin_lock_irqsave(&rad->lock,flags); - } - rad->encdec.lastcmd = jiffies + 1000; - spin_unlock_irqrestore(&rad->lock,flags); - while(__pciradio_getcreg(rad,0xc) & 1); - rad->encdec.lastcmd = jiffies + 1000; - spin_lock_irqsave(&rad->lock,flags); - rad->encdec.lastcmd = jiffies + 1000; - mx828_command(rad,channel,command,byte1,byte2); - spin_unlock_irqrestore(&rad->lock,flags); - rad->encdec.lastcmd = jiffies + 1000; - while(__pciradio_getcreg(rad,0xc) & 1); - rad->encdec.lastcmd = jiffies; -} - -static void _do_encdec(struct pciradio *rad) -{ -int i,n; -unsigned char byte1 = 0,byte2 = 0; - - /* return doing nothing if busy */ - if ((rad->encdec.lastcmd + 2) > jiffies) return; - if (__pciradio_getcreg(rad,0xc) & 1) return; - n = 0; - byte2 = 0; - switch(rad->encdec.state) - { - case 0: - for(i = 0; i < rad->nchans; i++) - { - n = (unsigned)(i - rad->intcount) % rad->nchans; - if (rad->encdec.req[n]) break; - } - if (i >= rad->nchans) return; - rad->encdec.req[n] = 0; - rad->encdec.dcsrx[n] = 0; - rad->encdec.ctrx[n] = 0; - rad->encdec.dcstx[n] = 0; - rad->encdec.cttx[n] = 0; - rad->encdec.myindex[n] = 0; - rad->encdec.req[n] = 0; - rad->encdec.chan = n; - - /* if something in code 0 for rx, is DCS */ - if (rad->rxcode[n][0]) rad->encdec.dcsrx[n] = 1; - else { /* otherwise, if something in other codes, is CT rx */ - for(i = 1; i <= NUM_CODES; i++) - { - if (rad->rxcode[n][1]) rad->encdec.ctrx[n] = 1; - } - } - /* get index for tx code. Will be 0 if not receiving a CT */ - rad->encdec.myindex[n] = 0; - if (rad->gotrx[n] && rad->encdec.ctrx[n] && (rad->present_code[n])) - rad->encdec.myindex[n] = rad->present_code[n]; - /* get actual tx code from array */ - rad->encdec.txcode[n] = rad->txcode[n][rad->encdec.myindex[n]]; - if (rad->encdec.txcode[n] & 0x8000) rad->encdec.dcstx[n] = 1; - else if (rad->encdec.txcode[n]) rad->encdec.cttx[n] = 1; - if (rad->radmode[n] & RADMODE_NOENCODE) - rad->encdec.dcstx[n] = rad->encdec.cttx[n] = 0; - if ((!rad->gottx[n]) || rad->bursttimer[n]) - rad->encdec.dcstx[n] = rad->encdec.cttx[n] = 0; - rad->encdec.saudio_ctrl[n] = 0; - rad->encdec.saudio_setup[n] = 0; - rad->encdec.state = 1; - break; - case 1: - if (rad->encdec.dcstx[rad->encdec.chan] && (!rad->encdec.dcsrx[rad->encdec.chan])) /* if to transmit DCS */ - { - rad->encdec.saudio_setup[rad->encdec.chan] |= 3; - rad->encdec.saudio_ctrl[rad->encdec.chan] |= 0x80; - byte1 = dcstable[rad->encdec.txcode[rad->encdec.chan] & 0x7fff].b1; - mx828_command(rad,rad->encdec.chan, MX828_DCS1, &byte1, &byte2 ); - rad->encdec.state = 2; - break; - } - rad->encdec.state = 4; - break; - case 2: - byte1 = dcstable[rad->encdec.txcode[rad->encdec.chan] & 0x7fff].b2; - mx828_command(rad,rad->encdec.chan, MX828_DCS2, &byte1, &byte2 ); - rad->encdec.state = 3; - break; - case 3: - byte1 = dcstable[rad->encdec.txcode[rad->encdec.chan] & 0x7fff].b3; - mx828_command(rad,rad->encdec.chan, MX828_DCS3, &byte1, &byte2 ); - rad->encdec.state = 4; - break; - case 4: - if (rad->encdec.cttx[rad->encdec.chan]) - { - rad->encdec.saudio_ctrl[rad->encdec.chan] |= 0x80; - byte1 = cttable_tx[rad->encdec.txcode[rad->encdec.chan]].b1; - byte2 = cttable_tx[rad->encdec.txcode[rad->encdec.chan]].b2; - mx828_command(rad,rad->encdec.chan, MX828_TX_TONE, &byte1, &byte2 ); - } - rad->encdec.state = 5; - break; - case 5: - if (rad->encdec.dcsrx[rad->encdec.chan]) - { - rad->encdec.saudio_setup[rad->encdec.chan] |= 1; - rad->encdec.saudio_ctrl[rad->encdec.chan] |= 0x41; - byte1 = dcstable[rad->rxcode[rad->encdec.chan][0]].b1; - mx828_command(rad,rad->encdec.chan, MX828_DCS1, &byte1, &byte2 ); - rad->encdec.state = 6; - break; - } - rad->encdec.state = 8; - break; - case 6: - byte1 = dcstable[rad->rxcode[rad->encdec.chan][0]].b2; - mx828_command(rad,rad->encdec.chan, MX828_DCS2, &byte1, &byte2 ); - rad->encdec.state = 7; - break; - case 7: - byte1 = dcstable[rad->rxcode[rad->encdec.chan][0]].b3; - mx828_command(rad,rad->encdec.chan, MX828_DCS3, &byte1, &byte2 ); - rad->encdec.state = 8; - break; - case 8: - if (rad->encdec.ctrx[rad->encdec.chan]) - { - rad->encdec.saudio_setup[rad->encdec.chan] |= 0x80; - rad->encdec.saudio_ctrl[rad->encdec.chan] |= 0x60; - } - byte1 = rad->encdec.saudio_setup[rad->encdec.chan]; - mx828_command(rad,rad->encdec.chan, MX828_SAUDIO_SETUP, &byte1, &byte2 ); - rad->encdec.state = 9; - break; - case 9: - byte1 = rad->encdec.saudio_ctrl[rad->encdec.chan]; - mx828_command(rad,rad->encdec.chan, MX828_SAUDIO_CTRL, &byte1, &byte2 ); - rad->encdec.state = 10; - break; - case 10: - rad->encdec.chan = 0; - rad->encdec.state = 0; - break; - } -} - -static inline void pciradio_transmitprep(struct pciradio *rad, unsigned char ints) -{ - volatile unsigned int *writechunk; - int x; - if (ints & 0x01) - /* Write is at interrupt address. Start writing from normal offset */ - writechunk = rad->writechunk; - else - writechunk = rad->writechunk + DAHDI_CHUNKSIZE; - - /* Calculate Transmission */ - dahdi_transmit(&rad->span); - - for (x=0;xchans[0].writechunk[x] << 24); - writechunk[x] |= (rad->chans[1].writechunk[x] << 16); - writechunk[x] |= (rad->chans[2].writechunk[x] << 8); - writechunk[x] |= (rad->chans[3].writechunk[x]); - } -} - -static inline void pciradio_receiveprep(struct pciradio *rad, unsigned char ints) -{ - volatile unsigned int *readchunk; - int x; - - if (ints & 0x08) - readchunk = rad->readchunk + DAHDI_CHUNKSIZE; - else - /* Read is at interrupt address. Valid data is available at normal offset */ - readchunk = rad->readchunk; - for (x=0;xchans[0].readchunk[x] = (readchunk[x] >> 24) & 0xff; - rad->chans[1].readchunk[x] = (readchunk[x] >> 16) & 0xff; - rad->chans[2].readchunk[x] = (readchunk[x] >> 8) & 0xff; - rad->chans[3].readchunk[x] = (readchunk[x]) & 0xff; - } - for (x=0;xnchans;x++) { - dahdi_ec_chunk(&rad->chans[x], rad->chans[x].readchunk, rad->chans[x].writechunk); - } - dahdi_receive(&rad->span); -} - -static void pciradio_stop_dma(struct pciradio *rad); -static void pciradio_reset_serial(struct pciradio *rad); -static void pciradio_restart_dma(struct pciradio *rad); - -#ifdef LEAVE_THIS_COMMENTED_OUT -static irqreturn_t pciradio_interrupt(int irq, void *dev_id, struct pt_regs *regs) -#endif - -DAHDI_IRQ_HANDLER(pciradio_interrupt) -{ - struct pciradio *rad = dev_id; - unsigned char ints,byte1,byte2,gotcor,gotctcss,gotslowctcss,ctcss; - int i,x,gotrx; - - ints = inb(rad->ioaddr + RAD_INTSTAT); - outb(ints, rad->ioaddr + RAD_INTSTAT); - - if (!ints) - return IRQ_NONE; - - if (ints & 0x10) { - /* Stop DMA, wait for watchdog */ - printk(KERN_INFO "RADIO PCI Master abort\n"); - pciradio_stop_dma(rad); - return IRQ_RETVAL(1); - } - - if (ints & 0x20) { - printk(KERN_INFO "RADIO PCI Target abort\n"); - return IRQ_RETVAL(1); - } - - if (ints & 0x0f) { - - rad->intcount++; - x = rad->intcount % rad->nchans; - /* freeze */ - __pciradio_setcreg(rad,0,rad->mx828_addr | 4); - /* read SAUDIO_STATUS for the proper channel */ - byte1 = rad->saudio_status[x] = __pciradio_getcreg(rad,x); - /* thaw */ - __pciradio_setcreg(rad,0,rad->mx828_addr); - /* get COR input */ - byte2 = __pciradio_getcreg(rad,9); - /* get bit for this channel */ - gotcor = byte2 & (1 << x); - if (rad->radmode[x] & RADMODE_INVERTCOR) gotcor = !gotcor; - rad->gotcor[x] = gotcor; - if (rad->radmode[x] & RADMODE_IGNORECOR) gotcor = 1; - gotslowctcss = 0; - if ((byte1 & RAD_CTCSSVALID) && - ((byte1 & RAD_CTCSSMASK) != RAD_CTCSSOTHER)) gotslowctcss = 1; - gotctcss = 1; - ctcss = 0; - /* set ctcss to 1 if decoding ctcss */ - if (!rad->rxcode[x][0]) - { - for(i = 1; i <= NUM_CODES; i++) - { - if (rad->rxcode[x][i]) - { - ctcss = 1; - break; - } - } - } - if (ctcss) - { - if ((!(byte1 & 0x40)) || - ((!rad->gotrx[x]) && (!gotslowctcss))) gotctcss = 0; - } - rad->present_code[x] = 0; - if (rad->rxcode[x][0]) - { - if (byte1 & 0x80) gotctcss = gotslowctcss = 1; else gotctcss = 0; - } else if (gotslowctcss) rad->present_code[x] = (byte1 & RAD_CTCSSMASK) + 1; - if (rad->radmode[x] & RADMODE_EXTTONE) - { - unsigned mask = 1 << (x + 4); /* they're on the UIOB's */ - unsigned char byteuio; - - /* set UIOB as input */ - byteuio = __pciradio_getcreg(rad,0xe); - byteuio |= mask; - __pciradio_setcreg(rad,0xe,byteuio); - /* get UIO input */ - byteuio = __pciradio_getcreg(rad,8); - if (rad->radmode[x] & RADMODE_EXTINVERT) - gotctcss = gotslowctcss = ((byteuio & mask) == 0); - else - gotctcss = gotslowctcss = ((byteuio & mask) != 0); - } - rad->gotct[x] = gotslowctcss; - if ((rad->radmode[x] & RADMODE_IGNORECT) || - ((!(rad->radmode[x] & RADMODE_EXTTONE)) && (!ctcss))) - { - gotctcss = 1; - gotslowctcss = 1; - rad->present_code[x] = 0; - } - if(rad->newctcssstate[x] != gotctcss){ - rad->newctcssstate[x] = gotctcss; - if(rad->newctcssstate[x]) - rad->ctcsstimer[x]=rad->ctcssacquiretime[x]; - else - rad->ctcsstimer[x]=rad->ctcsstalkofftime[x]; - } - else{ - if(!rad->ctcsstimer[x]) - rad->ctcssstate[x] = rad->newctcssstate[x]; - else - rad->ctcsstimer[x]--; - } - gotrx = gotcor && rad->ctcssstate[x]; - if (gotrx != rad->gotrx[x]) - { - rad->gotrxtimer[x] = rad->debouncetime[x]; - } - rad->gotrx[x] = gotrx; - if (rad->present_code[x] != rad->last_code[x]) - { - rad->encdec.req[x] = 1; - rad->last_code[x] = rad->present_code[x]; - } - _do_encdec(rad); - for(x = 0; x < rad->nchans; x++) - { - unsigned char mask = 1 << x; - - if (rad->gottx[x] != rad->lasttx[x]) - { - if (rad->gottx[x]) - { - rad->bursttimer[x] = 0; - rad->pasave |= mask; - __pciradio_setcreg(rad, 0xa, rad->pasave); - } - else - { - if (!rad->bursttime[x]) - { - rad->pasave &= ~mask; - __pciradio_setcreg(rad, 0xa, rad->pasave); - } - else - { - rad->bursttimer[x] = rad->bursttime[x]; - } - } - rad->encdec.req[x] = 1; - rad->lasttx[x] = rad->gottx[x]; - } - if (rad->bursttimer[x]) - { - /* if just getting to zero */ - if (!(--rad->bursttimer[x])) - { - rad->pasave &= ~mask; - __pciradio_setcreg(rad, 0xa, rad->pasave); - } - } - - /* if timer active */ - if (rad->gotrxtimer[x]) - { - /* if just getting to zero */ - if (!(--rad->gotrxtimer[x])) - { - mask = 1 << (x + 4); - rad->pasave &= ~mask; - if (gotctcss) rad->pasave |= mask; - __pciradio_setcreg(rad, 0xa, rad->pasave); - - if (rad->gotrx[x] != rad->gotrx1[x]) - { - if (rad->gotrx[x]) { - if (debug) - { - if (rad->present_code[x]) - printk(KERN_DEBUG "Chan %d got rx (ctcss code %d)\n",x + 1, - cttable_rx[rad->rxcode[x][rad->present_code[x]]].code); - else - printk(KERN_DEBUG "Chan %d got rx\n",x + 1); - } - dahdi_hooksig(&rad->chans[x],DAHDI_RXSIG_OFFHOOK); - } else { - if (debug) printk(KERN_DEBUG "Chan %d lost rx\n",x + 1); - dahdi_hooksig(&rad->chans[x],DAHDI_RXSIG_ONHOOK); - } - rad->encdec.req[x] = 1; - } - rad->gotrx1[x] = rad->gotrx[x]; - } - } - } - /* process serial if any */ - /* send byte if there is one in buffer to send */ - if (rad->txlen && (rad->txlen != rad->txindex)) - { - /* if tx not busy */ - if (!(__pciradio_getcreg(rad,9) & 0x80)) - { - __pciradio_setcreg(rad, 4, rad->txbuf[rad->txindex++]); - } - } - rad->srxtimer++; - /* if something in rx to read */ - while(__pciradio_getcreg(rad,9) & 0x10) - { - unsigned char c = __pciradio_getcreg(rad,4); - rad->srxtimer = 0; - if (rad->rxindex < RAD_SERIAL_BUFLEN) - { - rad->rxbuf[rad->rxindex++] = c; - } - udelay(1); - } - pciradio_receiveprep(rad, ints); - pciradio_transmitprep(rad, ints); - i = 0; - for(x = 0; x < 4; x++) - { - if (rad->gottx[x]) i |= (1 << (x * 2)); - if (rad->gotrx[x]) i |= (2 << (x * 2)); - } - /* output LED's */ - __pciradio_setcreg(rad, 9, i); - } - - return IRQ_RETVAL(1); -} - -static int pciradio_ioctl(struct dahdi_chan *chan, unsigned int cmd, unsigned long data) -{ - int i,mycode; - unsigned long flags; - unsigned char byte1,byte2,mask; - union { - struct dahdi_radio_stat s; - struct dahdi_radio_param p; - } stack; - - struct pciradio *rad = chan->pvt; - - switch (cmd) { - case DAHDI_RADIO_GETPARAM: - if (copy_from_user(&stack.p, (__user void *) data, sizeof(stack.p))) return -EFAULT; - spin_lock_irqsave(&rad->lock,flags); - stack.p.data = 0; /* start with 0 value in output */ - switch(stack.p.radpar) { - case DAHDI_RADPAR_INVERTCOR: - if (rad->radmode[chan->chanpos - 1] & RADMODE_INVERTCOR) - stack.p.data = 1; - break; - case DAHDI_RADPAR_IGNORECOR: - if (rad->radmode[chan->chanpos - 1] & RADMODE_IGNORECOR) - stack.p.data = 1; - break; - case DAHDI_RADPAR_IGNORECT: - if (rad->radmode[chan->chanpos - 1] & RADMODE_IGNORECT) - stack.p.data = 1; - break; - case DAHDI_RADPAR_NOENCODE: - if (rad->radmode[chan->chanpos - 1] & RADMODE_NOENCODE) - stack.p.data = 1; - break; - case DAHDI_RADPAR_CORTHRESH: - stack.p.data = rad->corthresh[chan->chanpos - 1] & 7; - break; - case DAHDI_RADPAR_EXTRXTONE: - if (rad->radmode[chan->chanpos - 1] & RADMODE_EXTTONE) - { - stack.p.data = 1; - if (rad->radmode[chan->chanpos - 1] & RADMODE_EXTINVERT) - { - stack.p.data = 2; - } - } - break; - case DAHDI_RADPAR_NUMTONES: - stack.p.data = NUM_CODES; - break; - case DAHDI_RADPAR_RXTONE: - if ((stack.p.index < 1) || (stack.p.index > NUM_CODES)) { - spin_unlock_irqrestore(&rad->lock,flags); - return -EINVAL; - } - stack.p.data = - cttable_rx[rad->rxcode[chan->chanpos - 1][stack.p.index] & 0x7fff].code; - break; - case DAHDI_RADPAR_RXTONECLASS: - if ((stack.p.index < 1) || (stack.p.index > NUM_CODES)) { - spin_unlock_irqrestore(&rad->lock,flags); - return -EINVAL; - } - stack.p.data = rad->rxclass[chan->chanpos - 1][stack.p.index] & 0xffff; - break; - case DAHDI_RADPAR_TXTONE: - if (stack.p.index > NUM_CODES) { - spin_unlock_irqrestore(&rad->lock,flags); - return -EINVAL; - } - stack.p.data = cttable_tx[rad->txcode[chan->chanpos - 1][stack.p.index] & 0x7fff].code; - /* if a DCS tone, return as such */ - if (rad->txcode[chan->chanpos - 1][stack.p.index] & 0x8000) - stack.p.data |= 0x8000; - break; - case DAHDI_RADPAR_DEBOUNCETIME: - stack.p.data = rad->debouncetime[chan->chanpos - 1]; - break; - - case DAHDI_RADPAR_CTCSSACQUIRETIME: - stack.p.data = rad->ctcssacquiretime[chan->chanpos - 1]; - break; - - case DAHDI_RADPAR_CTCSSTALKOFFTIME: - stack.p.data = rad->ctcsstalkofftime[chan->chanpos - 1]; - break; - - case DAHDI_RADPAR_BURSTTIME: - stack.p.data = rad->bursttime[chan->chanpos - 1]; - break; - case DAHDI_RADPAR_UIODATA: - stack.p.data = 0; - byte1 = __pciradio_getcreg(rad,8); - if (byte1 & (1 << (chan->chanpos - 1))) stack.p.data |= 1; - if (byte1 & (1 << (chan->chanpos + 3))) stack.p.data |= 2; - break; - case DAHDI_RADPAR_UIOMODE: - stack.p.data = 0; - byte1 = __pciradio_getcreg(rad,0xe); - if (byte1 & (1 << (chan->chanpos - 1))) stack.p.data |= 1; - if (byte1 & (1 << (chan->chanpos + 3))) stack.p.data |= 2; - break; - case DAHDI_RADPAR_REMMODE: - stack.p.data = rad->remmode[chan->chanpos - 1]; - break; - default: - spin_unlock_irqrestore(&rad->lock,flags); - return -EINVAL; - } - spin_unlock_irqrestore(&rad->lock,flags); - if (copy_to_user((__user void *) data, &stack.p, sizeof(stack.p))) return -EFAULT; - break; - case DAHDI_RADIO_SETPARAM: - if (copy_from_user(&stack.p, (__user void *) data, sizeof(stack.p))) return -EFAULT; - spin_lock_irqsave(&rad->lock,flags); - switch(stack.p.radpar) { - case DAHDI_RADPAR_INVERTCOR: - if (stack.p.data) - rad->radmode[chan->chanpos - 1] |= RADMODE_INVERTCOR; - else - rad->radmode[chan->chanpos - 1] &= ~RADMODE_INVERTCOR; - break; - case DAHDI_RADPAR_IGNORECOR: - if (stack.p.data) - rad->radmode[chan->chanpos - 1] |= RADMODE_IGNORECOR; - else - rad->radmode[chan->chanpos - 1] &= ~RADMODE_IGNORECOR; - break; - case DAHDI_RADPAR_IGNORECT: - if (stack.p.data) - rad->radmode[chan->chanpos - 1] |= RADMODE_IGNORECT; - else - rad->radmode[chan->chanpos - 1] &= ~RADMODE_IGNORECT; - break; - case DAHDI_RADPAR_NOENCODE: - if (stack.p.data) - rad->radmode[chan->chanpos - 1] |= RADMODE_NOENCODE; - else - rad->radmode[chan->chanpos - 1] &= ~RADMODE_NOENCODE; - break; - case DAHDI_RADPAR_CORTHRESH: - if ((stack.p.data < 0) || (stack.p.data > 7)) { - spin_unlock_irqrestore(&rad->lock,flags); - return -EINVAL; - } - rad->corthresh[chan->chanpos - 1] = stack.p.data; - byte1 = 0xc0 | (rad->corthresh[chan->chanpos - 1] << 2); - spin_unlock_irqrestore(&rad->lock,flags); - mx828_command_wait(rad,chan->chanpos - 1, MX828_GEN_CTRL, &byte1, &byte2); - spin_lock_irqsave(&rad->lock,flags); - break; - case DAHDI_RADPAR_EXTRXTONE: - if (stack.p.data) - rad->radmode[chan->chanpos - 1] |= RADMODE_EXTTONE; - else - rad->radmode[chan->chanpos - 1] &= ~RADMODE_EXTTONE; - if (stack.p.data > 1) - rad->radmode[chan->chanpos - 1] |= RADMODE_EXTINVERT; - else - rad->radmode[chan->chanpos - 1] &= ~RADMODE_EXTINVERT; - break; - case DAHDI_RADPAR_INITTONE: - for(i = 0; i <= NUM_CODES; i++) - { - rad->rxcode[chan->chanpos - 1][i] = 0; - rad->rxclass[chan->chanpos - 1][i] = 0; - rad->txcode[chan->chanpos - 1][i] = 0; - } - spin_unlock_irqrestore(&rad->lock,flags); - for(i = 0; i < NUM_CODES; i++) - { - /* set to no encode/decode */ - byte1 = 0; - mx828_command_wait(rad,chan->chanpos - 1, MX828_SAUDIO_CTRL, &byte1, &byte2 ); - /* set rx tone to none */ - byte1 = i << 4; - byte2 = 0; - mx828_command_wait(rad,chan->chanpos - 1, MX828_RX_TONE, &byte1, &byte2 ); - } - spin_lock_irqsave(&rad->lock,flags); - break; - case DAHDI_RADPAR_RXTONE: - if (!stack.p.index) /* if RX DCS mode */ - { - if ((stack.p.data < 0) || (stack.p.data > 777)) { - spin_unlock_irqrestore(&rad->lock,flags); - return -EINVAL; - } - mycode = getdcstone(stack.p.data); - if (mycode < 0) { - spin_unlock_irqrestore(&rad->lock,flags); - return -EINVAL; - } - rad->rxcode[chan->chanpos - 1][0] = mycode; - rad->encdec.req[chan->chanpos - 1] = 1; - break; - } - if ((stack.p.index < 1) || (stack.p.index > NUM_CODES)) { - spin_unlock_irqrestore(&rad->lock,flags); - return -EINVAL; - } - mycode = getrxtone(stack.p.data); - if (mycode < 0) { - spin_unlock_irqrestore(&rad->lock,flags); - return -EINVAL; - } - rad->rxcode[chan->chanpos - 1][stack.p.index] = mycode; - byte1 = cttable_rx[mycode].b1 | ((stack.p.index - 1) << 4); - byte2 = cttable_rx[mycode].b2; - spin_unlock_irqrestore(&rad->lock,flags); - mx828_command_wait(rad,chan->chanpos - 1, MX828_RX_TONE, &byte1, &byte2 ); - spin_lock_irqsave(&rad->lock,flags); - /* zot out DCS one if there */ - rad->rxcode[chan->chanpos - 1][0] = 0; - rad->encdec.req[chan->chanpos - 1] = 1; - break; - case DAHDI_RADPAR_RXTONECLASS: - if ((stack.p.index < 1) || (stack.p.index > NUM_CODES)) { - spin_unlock_irqrestore(&rad->lock,flags); - return -EINVAL; - } - rad->rxclass[chan->chanpos - 1][stack.p.index] = stack.p.data & 0xffff; - break; - case DAHDI_RADPAR_TXTONE: - if (stack.p.index > NUM_CODES) { - spin_unlock_irqrestore(&rad->lock,flags); - return -EINVAL; - } - if (stack.p.data & 0x8000) /* if dcs */ - mycode = getdcstone(stack.p.data & 0x7fff); - else - mycode = gettxtone(stack.p.data); - if (mycode < 0) { - spin_unlock_irqrestore(&rad->lock,flags); - return -EINVAL; - } - if (stack.p.data & 0x8000) mycode |= 0x8000; - rad->txcode[chan->chanpos - 1][stack.p.index] = mycode; - rad->encdec.req[chan->chanpos - 1] = 1; - break; - case DAHDI_RADPAR_DEBOUNCETIME: - rad->debouncetime[chan->chanpos - 1] = stack.p.data; - break; - - case DAHDI_RADPAR_CTCSSACQUIRETIME: - rad->ctcssacquiretime[chan->chanpos - 1] = stack.p.data; - break; - - case DAHDI_RADPAR_CTCSSTALKOFFTIME: - rad->ctcsstalkofftime[chan->chanpos - 1] = stack.p.data; - break; - - case DAHDI_RADPAR_BURSTTIME: - rad->bursttime[chan->chanpos - 1] = stack.p.data; - break; - case DAHDI_RADPAR_UIODATA: - byte1 = __pciradio_getcreg(rad,8); - byte1 &= ~(1 << (chan->chanpos - 1)); - byte1 &= ~(1 << (chan->chanpos + 3)); - if (stack.p.data & 1) byte1 |= (1 << (chan->chanpos - 1)); - if (stack.p.data & 2) byte1 |= (1 << (chan->chanpos + 3)); - __pciradio_setcreg(rad,8,byte1); - break; - case DAHDI_RADPAR_UIOMODE: - byte1 = __pciradio_getcreg(rad,0xe); - byte1 &= ~(1 << (chan->chanpos - 1)); - byte1 &= ~(1 << (chan->chanpos + 3)); - if (stack.p.data & 1) byte1 |= (1 << (chan->chanpos - 1)); - if (stack.p.data & 2) byte1 |= (1 << (chan->chanpos + 3)); - __pciradio_setcreg(rad,0xe,byte1); - break; - case DAHDI_RADPAR_REMMODE: - rad->remmode[chan->chanpos - 1] = stack.p.data; - break; - case DAHDI_RADPAR_REMCOMMAND: - /* if no remote mode, return an error */ - if (rad->remmode[chan->chanpos - 1] == DAHDI_RADPAR_REM_NONE) - { - spin_unlock_irqrestore(&rad->lock,flags); - return -EINVAL; - } - i = 0; - if (rad->remmode[chan->chanpos - 1] == DAHDI_RADPAR_REM_RBI1) - { - /* set UIOA and UIOB for output */ - byte1 = __pciradio_getcreg(rad,0xe); - mask = (1 << (chan->chanpos - 1)) | - (1 << (chan->chanpos + 3)); - byte2 = byte1 & (~mask); - i = (byte2 != byte1); - __pciradio_setcreg(rad,0xe,byte2); - byte1 = __pciradio_getcreg(rad,8); - mask = 1 << (chan->chanpos - 1); - byte2 = byte1 | mask; - i = (byte2 != byte1); - __pciradio_setcreg(rad,8,byte2); - spin_unlock_irqrestore(&rad->lock,flags); - if (i || (jiffies < rad->lastremcmd + 10)) - msleep_interruptible(100); - rad->lastremcmd = jiffies; - rbi_out(rad,chan->chanpos - 1,(unsigned char *)&stack.p.data); - spin_lock_irqsave(&rad->lock,flags); - break; - } - spin_unlock_irqrestore(&rad->lock,flags); - for(;;) - { - int x; - - spin_lock_irqsave(&rad->lock,flags); - x = rad->remote_locked || (__pciradio_getcreg(rad,0xc) & 2); - if (!x) rad->remote_locked = 1; - spin_unlock_irqrestore(&rad->lock,flags); - if (x) - msleep_interruptible(20); - else break; - } - spin_lock_irqsave(&rad->lock,flags); - /* set UIOA for input and UIOB for output */ - byte1 = __pciradio_getcreg(rad,0xe); - mask = 1 << (chan->chanpos + 3); /* B an output */ - byte2 = byte1 & (~mask); - byte2 |= 1 << (chan->chanpos - 1); /* A in input */ - __pciradio_setcreg(rad,0xe,byte2); - byte1 = __pciradio_getcreg(rad,8); - byte2 = byte1 | mask; - byte2 |= 1 << (chan->chanpos - 1); - byte2 |= 1 << (chan->chanpos + 3); - __pciradio_setcreg(rad,8,byte2); - spin_unlock_irqrestore(&rad->lock,flags); - if (byte1 != byte2) - msleep_interruptible(30); - while (jiffies < rad->lastremcmd + 10) - msleep_interruptible(100); - rad->lastremcmd = jiffies; - for(;;) - { - if (!(__pciradio_getcreg(rad,0xc) & 2)) break; - msleep_interruptible(20); - } - spin_lock_irqsave(&rad->lock,flags); - /* enable and address async serializer */ - __pciradio_setcreg(rad,0xf,rad->pfsave | ((chan->chanpos - 1) << 4) | 0x80); - /* copy tx buffer */ - memcpy(rad->txbuf,stack.p.buf,stack.p.index); - rad->txlen = stack.p.index; - rad->txindex = 0; - rad->rxindex = 0; - rad->srxtimer = 0; - memset(stack.p.buf,0,SERIAL_BUFLEN); - stack.p.index = 0; - if (stack.p.data) for(;;) - { - rad->rxbuf[rad->rxindex] = 0; - if ((rad->rxindex < stack.p.data) && - (rad->srxtimer < SRX_TIMEOUT) && - ((rad->remmode[chan->chanpos - 1] == DAHDI_RADPAR_REM_SERIAL) || - (!strchr((char *)rad->rxbuf,'\r')))) - { - spin_unlock_irqrestore(&rad->lock,flags); - msleep_interruptible(20); - spin_lock_irqsave(&rad->lock,flags); - continue; - } - memset(stack.p.buf,0,SERIAL_BUFLEN); - if (stack.p.data && (rad->rxindex > stack.p.data)) - rad->rxindex = stack.p.data; - if (rad->rxindex) - memcpy(stack.p.buf,rad->rxbuf,rad->rxindex); - stack.p.index = rad->rxindex; - break; - } - /* wait for done if in SERIAL_ASCII mode, or if no Rx aftwards */ - if ((rad->remmode[chan->chanpos - 1] == DAHDI_RADPAR_REM_SERIAL_ASCII) || - (!stack.p.data)) - { - /* wait for TX to be done if not already */ - while(rad->txlen && (rad->txindex < rad->txlen)) - { - spin_unlock_irqrestore(&rad->lock,flags); - msleep_interruptible(20); - spin_lock_irqsave(&rad->lock,flags); - } - /* disable and un-address async serializer */ - __pciradio_setcreg(rad,0xf,rad->pfsave); - } - rad->remote_locked = 0; - spin_unlock_irqrestore(&rad->lock,flags); - if (rad->remmode[chan->chanpos - 1] == DAHDI_RADPAR_REM_SERIAL_ASCII) - msleep_interruptible(1000); - if (copy_to_user((__user void *) data, &stack.p, sizeof(stack.p))) return -EFAULT; - return 0; - default: - spin_unlock_irqrestore(&rad->lock,flags); - return -EINVAL; - } - spin_unlock_irqrestore(&rad->lock,flags); - break; - case DAHDI_RADIO_GETSTAT: - spin_lock_irqsave(&rad->lock,flags); - /* start with clean object */ - memset(&stack.s, 0, sizeof(stack.s)); - /* if we have rx */ - if (rad->gotrx[chan->chanpos - 1]) - { - stack.s.radstat |= DAHDI_RADSTAT_RX; - if (rad->rxcode[chan->chanpos - 1][0]) - stack.s.ctcode_rx = - dcstable[rad->rxcode[chan->chanpos - 1][0]].code | 0x8000; - else { - stack.s.ctcode_rx = - cttable_rx[rad->rxcode[chan->chanpos - 1][rad->present_code[chan->chanpos - 1]]].code; - stack.s.ctclass = - rad->rxclass[chan->chanpos - 1][rad->present_code[chan->chanpos - 1]]; - } - } - /* if we have tx */ - if (rad->gottx[chan->chanpos - 1]) - { - unsigned short x,myindex; - - stack.s.radstat |= DAHDI_RADSTAT_TX; - stack.s.radstat |= DAHDI_RADSTAT_TX; - - myindex = 0; - if ((!rad->rxcode[chan->chanpos - 1][0]) - && (rad->present_code[chan->chanpos - 1])) - myindex = rad->present_code[chan->chanpos - 1]; - x = rad->txcode[chan->chanpos - 1][myindex]; - if (x & 0x8000) - stack.s.ctcode_tx = dcstable[x & 0x7fff].code | 0x8000; - else - stack.s.ctcode_tx = cttable_tx[x].code; - - } - - if (rad->radmode[chan->chanpos - 1] & RADMODE_IGNORECOR) - stack.s.radstat |= DAHDI_RADSTAT_IGNCOR; - if (rad->radmode[chan->chanpos - 1] & RADMODE_IGNORECT) - stack.s.radstat |= DAHDI_RADSTAT_IGNCT; - if (rad->radmode[chan->chanpos - 1] & RADMODE_NOENCODE) - stack.s.radstat |= DAHDI_RADSTAT_NOENCODE; - if (rad->gotcor[chan->chanpos - 1]) - stack.s.radstat |= DAHDI_RADSTAT_RXCOR; - if (rad->gotct[chan->chanpos - 1]) - stack.s.radstat |= DAHDI_RADSTAT_RXCT; - spin_unlock_irqrestore(&rad->lock,flags); - if (copy_to_user((__user void *) data, &stack.s, sizeof(stack.s))) return -EFAULT; - break; - default: - return -ENOTTY; - } - return 0; - -} - -static int pciradio_open(struct dahdi_chan *chan) -{ - struct pciradio *rad = chan->pvt; - if (rad->dead) - return -ENODEV; - rad->usecount++; - return 0; -} - -static int pciradio_watchdog(struct dahdi_span *span, int event) -{ - printk(KERN_INFO "PCI RADIO: Restarting DMA\n"); - pciradio_restart_dma(container_of(span, struct pciradio, span)); - return 0; -} - -static int pciradio_close(struct dahdi_chan *chan) -{ - struct pciradio *rad = chan->pvt; - rad->usecount--; - /* If we're dead, release us now */ - if (!rad->usecount && rad->dead) - pciradio_release(rad); - return 0; -} - -static int pciradio_hooksig(struct dahdi_chan *chan, enum dahdi_txsig txsig) -{ - struct pciradio *rad = chan->pvt; - - switch(txsig) { - case DAHDI_TXSIG_START: - case DAHDI_TXSIG_OFFHOOK: - rad->gottx[chan->chanpos - 1] = 1; - break; - case DAHDI_TXSIG_ONHOOK: - rad->gottx[chan->chanpos - 1] = 0; - break; - default: - printk(KERN_DEBUG "pciradio: Can't set tx state to %d\n", txsig); - break; - } - if (debug) - printk(KERN_DEBUG "pciradio: Setting Radio hook state to %d on chan %d\n", txsig, chan->chanpos); - return 0; -} - -static const struct dahdi_span_ops pciradio_span_ops = { - .owner = THIS_MODULE, - .hooksig = pciradio_hooksig, - .open = pciradio_open, - .close = pciradio_close, - .ioctl = pciradio_ioctl, - .watchdog = pciradio_watchdog, -}; - -static int pciradio_initialize(struct pciradio *rad) -{ - int x; - - /* DAHDI stuff */ - sprintf(rad->span.name, "PCIRADIO/%d", rad->pos); - sprintf(rad->span.desc, "Board %d", rad->pos + 1); - rad->span.deflaw = DAHDI_LAW_MULAW; - for (x=0;xnchans;x++) { - sprintf(rad->chans[x].name, "PCIRADIO/%d/%d", rad->pos, x); - rad->chans[x].sigcap = DAHDI_SIG_SF | DAHDI_SIG_EM; - rad->chans[x].chanpos = x+1; - rad->chans[x].pvt = rad; - rad->debouncetime[x] = RAD_GOTRX_DEBOUNCE_TIME; - rad->ctcssacquiretime[x] = RAD_CTCSS_ACQUIRE_TIME; - rad->ctcsstalkofftime[x] = RAD_CTCSS_TALKOFF_TIME; - } - rad->span.chans = &rad->chans; - rad->span.channels = rad->nchans; - rad->span.flags = DAHDI_FLAG_RBS; - rad->span.ops = &pciradio_span_ops; - - if (dahdi_register_device(rad->ddev, &rad->dev->dev)) { - printk(KERN_NOTICE "Unable to register span with DAHDI\n"); - return -1; - } - return 0; -} - -static void wait_just_a_bit(int foo) -{ - long newjiffies; - newjiffies = jiffies + foo; - while(jiffies < newjiffies); -} - -static int pciradio_hardware_init(struct pciradio *rad) -{ -unsigned char byte1,byte2; -int x; -unsigned long endjif; - - /* Signal Reset */ - outb(0x01, rad->ioaddr + RAD_CNTL); - - /* Reset PCI Interface chip and registers (and serial) */ - outb(0x06, rad->ioaddr + RAD_CNTL); - /* Setup our proper outputs */ - rad->ios = 0xfe; - outb(rad->ios, rad->ioaddr + RAD_AUXD); - - /* Set all to outputs except AUX 3 & 4, which are inputs */ - outb(0x67, rad->ioaddr + RAD_AUXC); - - /* Select alternate function for AUX0 */ - outb(0x4, rad->ioaddr + RAD_AUXFUNC); - - /* Wait 1/4 of a sec */ - wait_just_a_bit(HZ/4); - - /* attempt to load the Xilinx Chip */ - /* De-assert CS+Write */ - rad->ios |= XCS; - outb(rad->ios, rad->ioaddr + RAD_AUXD); - /* Assert PGM */ - rad->ios &= ~XPGM; - outb(rad->ios, rad->ioaddr + RAD_AUXD); - /* wait for INIT and DONE to go low */ - endjif = jiffies + 10; - while (inb(rad->ioaddr + RAD_AUXR) & (XINIT | XDONE) && (jiffies <= endjif)); - if (endjif < jiffies) { - printk(KERN_DEBUG "Timeout waiting for INIT and DONE to go low\n"); - return -1; - } - if (debug) printk(KERN_DEBUG "fwload: Init and done gone to low\n"); - /* De-assert PGM */ - rad->ios |= XPGM; - outb(rad->ios, rad->ioaddr + RAD_AUXD); - /* wait for INIT to go high (clearing done */ - endjif = jiffies + 10; - while (!(inb(rad->ioaddr + RAD_AUXR) & XINIT) && (jiffies <= endjif)); - if (endjif < jiffies) { - printk(KERN_DEBUG "Timeout waiting for INIT to go high\n"); - return -1; - } - if (debug) printk(KERN_DEBUG "fwload: Init went high (clearing done)\nNow loading...\n"); - /* Assert CS+Write */ - rad->ios &= ~XCS; - outb(rad->ios, rad->ioaddr + RAD_AUXD); - for (x = 0; x < sizeof(radfw); x++) - { - /* write the byte */ - outb(radfw[x],rad->ioaddr + RAD_REGBASE); - /* if DONE signal, we're done, exit */ - if (inb(rad->ioaddr + RAD_AUXR) & XDONE) break; - /* if INIT drops, we're screwed, exit */ - if (!(inb(rad->ioaddr + RAD_AUXR) & XINIT)) break; - } - if (debug) printk(KERN_DEBUG "fwload: Transferred %d bytes into chip\n",x); - /* Wait for FIFO to clear */ - endjif = jiffies + 2; - while (jiffies < endjif); /* wait */ - printk(KERN_DEBUG "Transfered %d bytes into chip\n",x); - /* De-assert CS+Write */ - rad->ios |= XCS; - outb(rad->ios, rad->ioaddr + RAD_AUXD); - if (debug) printk(KERN_INFO "fwload: Loading done!\n"); - /* Wait for FIFO to clear */ - endjif = jiffies + 2; - while (jiffies < endjif); /* wait */ - if (!(inb(rad->ioaddr + RAD_AUXR) & XINIT)) - { - printk(KERN_NOTICE "Drove Init low!! CRC Error!!!\n"); - return -1; - } - if (!(inb(rad->ioaddr + RAD_AUXR) & XDONE)) - { - printk(KERN_INFO "Did not get DONE signal. Short file maybe??\n"); - return -1; - } - wait_just_a_bit(2); - /* get the thingy started */ - outb(0,rad->ioaddr + RAD_REGBASE); - outb(0,rad->ioaddr + RAD_REGBASE); - printk(KERN_INFO "Xilinx Chip successfully loaded, configured and started!!\n"); - - wait_just_a_bit(HZ/4); - - - /* Back to normal, with automatic DMA wrap around */ - outb(0x30 | 0x01, rad->ioaddr + RAD_CNTL); - - /* Configure serial port for MSB->LSB operation */ - outb(0xc1, rad->ioaddr + RAD_SERCTL); /* DEBUG set double dlck to 0 SR */ - - rad->pasave = 0; - __pciradio_setcreg(rad,0xa,rad->pasave); - - __pciradio_setcreg(rad,0xf,rad->pfsave); - __pciradio_setcreg(rad,8,0xff); - __pciradio_setcreg(rad,0xe,0xff); - __pciradio_setcreg(rad,9,0); - rad->pfsave = 0; - - /* Delay FSC by 0 so it's properly aligned */ - outb(/* 1 */ 0, rad->ioaddr + RAD_FSCDELAY); - - /* Setup DMA Addresses */ - outl(rad->writedma, rad->ioaddr + RAD_DMAWS); /* Write start */ - outl(rad->writedma + DAHDI_CHUNKSIZE * 4 - 4, rad->ioaddr + RAD_DMAWI); /* Middle (interrupt) */ - outl(rad->writedma + DAHDI_CHUNKSIZE * 8 - 4, rad->ioaddr + RAD_DMAWE); /* End */ - - outl(rad->readdma, rad->ioaddr + RAD_DMARS); /* Read start */ - outl(rad->readdma + DAHDI_CHUNKSIZE * 4 - 4, rad->ioaddr + RAD_DMARI); /* Middle (interrupt) */ - outl(rad->readdma + DAHDI_CHUNKSIZE * 8 - 4, rad->ioaddr + RAD_DMARE); /* End */ - - /* Clear interrupts */ - outb(0xff, rad->ioaddr + RAD_INTSTAT); - - /* Wait 1/4 of a second more */ - wait_just_a_bit(HZ/4); - - for(x = 0; x < rad->nchans; x++) - { - mx828_command_wait(rad,x, MX828_GEN_RESET, &byte1, &byte2 ); - byte1 = 0x3f; - byte2 = 0x3f; - mx828_command_wait(rad,x, MX828_AUD_CTRL, &byte1, &byte2 ); - byte1 = 0; - mx828_command_wait(rad,x, MX828_SAUDIO_SETUP, &byte1, &byte2 ); - byte1 = 0; - mx828_command_wait(rad,x, MX828_SAUDIO_CTRL, &byte1, &byte2 ); - byte1 = 0xc8; /* default COR thresh is 2 */ - mx828_command_wait(rad,x, MX828_GEN_CTRL, &byte1, &byte2); - rad->corthresh[x] = 2; - } - /* Wait 1/4 of a sec */ - wait_just_a_bit(HZ/4); - - return 0; -} - -static void pciradio_enable_interrupts(struct pciradio *rad) -{ - /* Enable interrupts (we care about all of them) */ - outb(0x3f, rad->ioaddr + RAD_MASK0); - /* No external interrupts */ - outb(0x00, rad->ioaddr + RAD_MASK1); -} - -static void pciradio_restart_dma(struct pciradio *rad) -{ - /* Reset Master and serial */ - outb(0x31, rad->ioaddr + RAD_CNTL); - outb(0x01, rad->ioaddr + RAD_OPER); -} - -static void pciradio_start_dma(struct pciradio *rad) -{ - /* Reset Master and serial */ - outb(0x3f, rad->ioaddr + RAD_CNTL); - set_current_state(TASK_INTERRUPTIBLE); - schedule_timeout(1); - outb(0x31, rad->ioaddr + RAD_CNTL); - outb(0x01, rad->ioaddr + RAD_OPER); -} - -static void pciradio_stop_dma(struct pciradio *rad) -{ - outb(0x00, rad->ioaddr + RAD_OPER); -} - -static void pciradio_reset_serial(struct pciradio *rad) -{ - /* Reset serial */ - outb(0x3f, rad->ioaddr + RAD_CNTL); -} - -static void pciradio_disable_interrupts(struct pciradio *rad) -{ - outb(0x00, rad->ioaddr + RAD_MASK0); - outb(0x00, rad->ioaddr + RAD_MASK1); -} - -static int __devinit pciradio_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) -{ - int res; - struct pciradio *rad; - int x; - static int initd_ifaces=0; - - if(initd_ifaces){ - memset((void *)ifaces,0,(sizeof(struct pciradio *))*RAD_MAX_IFACES); - initd_ifaces=1; - } - for (x=0;x= RAD_MAX_IFACES) { - printk(KERN_NOTICE "Too many interfaces\n"); - return -EIO; - } - - if (pci_enable_device(pdev)) { - res = -EIO; - } else { - rad = kmalloc(sizeof(struct pciradio), GFP_KERNEL); - if (rad) { - int i; - - ifaces[x] = rad; - rad->chans = rad->_chans; - memset(rad, 0, sizeof(struct pciradio)); - spin_lock_init(&rad->lock); - rad->nchans = 4; - rad->ioaddr = pci_resource_start(pdev, 0); - rad->dev = pdev; - rad->pos = x; - for(i = 0; i < rad->nchans; i++) rad->lasttx[x] = rad->gotrx1[i] = -1; - /* Keep track of whether we need to free the region */ - if (request_region(rad->ioaddr, 0xff, "pciradio")) - rad->freeregion = 1; - - /* Allocate enough memory for two zt chunks, receive and transmit. Each sample uses - 32 bits. Allocate an extra set just for control too */ - rad->writechunk = pci_alloc_consistent(pdev, DAHDI_MAX_CHUNKSIZE * 2 * 2 * 2 * 4, &rad->writedma); - if (!rad->writechunk) { - printk(KERN_NOTICE "pciradio: Unable to allocate DMA-able memory\n"); - if (rad->freeregion) - release_region(rad->ioaddr, 0xff); - return -ENOMEM; - } - - rad->readchunk = rad->writechunk + DAHDI_MAX_CHUNKSIZE * 2; /* in doublewords */ - rad->readdma = rad->writedma + DAHDI_MAX_CHUNKSIZE * 8; /* in bytes */ - - if (pciradio_initialize(rad)) { - printk(KERN_INFO "pciradio: Unable to intialize\n"); - /* Set Reset Low */ - x=inb(rad->ioaddr + RAD_CNTL); - outb((~0x1)&x, rad->ioaddr + RAD_CNTL); - outb(x, rad->ioaddr + RAD_CNTL); - __pciradio_setcreg(rad,8,0xff); - __pciradio_setcreg(rad,0xe,0xff); - /* Free Resources */ - free_irq(pdev->irq, rad); - if (rad->freeregion) - release_region(rad->ioaddr, 0xff); - pci_free_consistent(pdev, DAHDI_MAX_CHUNKSIZE * 2 * 2 * 2 * 4, (void *)rad->writechunk, rad->writedma); - kfree(rad); - return -EIO; - } - - /* Enable bus mastering */ - pci_set_master(pdev); - - /* Keep track of which device we are */ - pci_set_drvdata(pdev, rad); - - if (pciradio_hardware_init(rad)) { - /* Set Reset Low */ - x=inb(rad->ioaddr + RAD_CNTL); - outb((~0x1)&x, rad->ioaddr + RAD_CNTL); - outb(x, rad->ioaddr + RAD_CNTL); - __pciradio_setcreg(rad,8,0xff); - __pciradio_setcreg(rad,0xe,0xff); - /* Free Resources */ - free_irq(pdev->irq, rad); - if (rad->freeregion) - release_region(rad->ioaddr, 0xff); - pci_free_consistent(pdev, DAHDI_MAX_CHUNKSIZE * 2 * 2 * 2 * 4, (void *)rad->writechunk, rad->writedma); - pci_set_drvdata(pdev, NULL); - dahdi_free_device(rad->ddev); - kfree(rad); - return -EIO; - - } - - if (request_irq(pdev->irq, pciradio_interrupt, - IRQF_SHARED, "pciradio", rad)) { - printk(KERN_NOTICE "pciradio: Unable to request IRQ %d\n", pdev->irq); - if (rad->freeregion) - release_region(rad->ioaddr, 0xff); - pci_free_consistent(pdev, DAHDI_MAX_CHUNKSIZE * 2 * 2 * 2 * 4, (void *)rad->writechunk, rad->writedma); - pci_set_drvdata(pdev, NULL); - kfree(rad); - return -EIO; - } - - /* Enable interrupts */ - pciradio_enable_interrupts(rad); - /* Initialize Write/Buffers to all blank data */ - memset((void *)rad->writechunk,0,DAHDI_MAX_CHUNKSIZE * 2 * 2 * 4); - - /* Start DMA */ - pciradio_start_dma(rad); - printk(KERN_INFO "Found a PCI Radio Card\n"); - res = 0; - } else - res = -ENOMEM; - } - return res; -} - -static void pciradio_release(struct pciradio *rad) -{ - dahdi_unregister_device(rad->ddev); - if (rad->freeregion) - release_region(rad->ioaddr, 0xff); - kfree(rad); - printk(KERN_INFO "Freed a PCI RADIO card\n"); -} - -static void __devexit pciradio_remove_one(struct pci_dev *pdev) -{ - struct pciradio *rad = pci_get_drvdata(pdev); - if (rad) { - - /* Stop any DMA */ - pciradio_stop_dma(rad); - pciradio_reset_serial(rad); - - /* In case hardware is still there */ - pciradio_disable_interrupts(rad); - - /* Immediately free resources */ - pci_free_consistent(pdev, DAHDI_MAX_CHUNKSIZE * 2 * 2 * 2 * 4, (void *)rad->writechunk, rad->writedma); - free_irq(pdev->irq, rad); - - /* Reset PCI chip and registers */ - outb(0x3e, rad->ioaddr + RAD_CNTL); - - /* Clear Reset Line */ - outb(0x3f, rad->ioaddr + RAD_CNTL); - - __pciradio_setcreg(rad,8,0xff); - __pciradio_setcreg(rad,0xe,0xff); - - /* Release span, possibly delayed */ - if (!rad->usecount) - pciradio_release(rad); - else - rad->dead = 1; - } -} - -static DEFINE_PCI_DEVICE_TABLE(pciradio_pci_tbl) = { - { 0xe159, 0x0001, 0xe16b, PCI_ANY_ID, 0, 0, (unsigned long)"PCIRADIO" }, - { 0 } -}; - -MODULE_DEVICE_TABLE(pci, pciradio_pci_tbl); - -static struct pci_driver pciradio_driver = { - .name = "pciradio", - .probe = pciradio_init_one, - .remove = __devexit_p(pciradio_remove_one), - .id_table = pciradio_pci_tbl, -}; - -static int __init pciradio_init(void) -{ - int res; - - res = dahdi_pci_module(&pciradio_driver); - if (res) - return -ENODEV; - return 0; -} - -static void __exit pciradio_cleanup(void) -{ - pci_unregister_driver(&pciradio_driver); -} - -module_param(debug, int, 0600); - -MODULE_DESCRIPTION("DAHDI Telephony PCI Radio Card Driver"); -MODULE_AUTHOR("Jim Dixon "); -MODULE_LICENSE("GPL v2"); - -module_init(pciradio_init); -module_exit(pciradio_cleanup); diff --git a/drivers/dahdi/pciradio.rbt b/drivers/dahdi/pciradio.rbt deleted file mode 100644 index 3cd2517..0000000 --- a/drivers/dahdi/pciradio.rbt +++ /dev/null @@ -1,10531 +0,0 @@ -Xilinx ASCII Bitstream -Created by Bitstream E.33 -Design name: pciradio_xilinx.ncd -Architecture: spartan2 -Part: 2s30vq100 -Date: Sat Mar 12 18:19:05 2005 -Bits: 336768 -11111111111111111111111111111111 -10101010100110010101010101100110 -00110000000000001000000000000001 -00000000000000000000000000000111 -00110000000000010110000000000001 -00000000000000000000000000001000 -00110000000000010010000000000001 -00000000100000000011111100101101 -00110000000000001100000000000001 -00000000000000000000000000000000 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