diff options
Diffstat (limited to 'drivers/staging/cxt1e1/comet.c')
-rw-r--r-- | drivers/staging/cxt1e1/comet.c | 596 |
1 files changed, 0 insertions, 596 deletions
diff --git a/drivers/staging/cxt1e1/comet.c b/drivers/staging/cxt1e1/comet.c deleted file mode 100644 index 7005ad02233..00000000000 --- a/drivers/staging/cxt1e1/comet.c +++ /dev/null @@ -1,596 +0,0 @@ -/* Copyright (C) 2003-2005 SBE, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt - -#include <linux/io.h> -#include <linux/hdlc.h> -#include "pmcc4_sysdep.h" -#include "sbecom_inline_linux.h" -#include "libsbew.h" -#include "pmcc4.h" -#include "comet.h" -#include "comet_tables.h" - - -#define COMET_NUM_SAMPLES 24 /* Number of entries in the waveform table */ -#define COMET_NUM_UNITS 5 /* Number of points per entry in table */ - -/* forward references */ -static void SetPwrLevel(struct s_comet_reg *comet); -static void WrtRcvEqualizerTbl(ci_t *ci, struct s_comet_reg *comet, - u_int32_t *table); -static void WrtXmtWaveformTbl(ci_t *ci, struct s_comet_reg *comet, - u_int8_t table[COMET_NUM_SAMPLES] - [COMET_NUM_UNITS]); - - -static void *TWV_table[12] = { - TWVLongHaul0DB, TWVLongHaul7_5DB, TWVLongHaul15DB, TWVLongHaul22_5DB, - TWVShortHaul0, TWVShortHaul1, TWVShortHaul2, TWVShortHaul3, - TWVShortHaul4, TWVShortHaul5, - /** PORT POINT - 75 Ohm not supported **/ - TWV_E1_75Ohm, - TWV_E1_120Ohm -}; - - -static int -lbo_tbl_lkup(int t1, int lbo) { - /* error switches to default */ - if ((lbo < CFG_LBO_LH0) || (lbo > CFG_LBO_E120)) { - if (t1) - /* default T1 waveform table */ - lbo = CFG_LBO_LH0; - - else - /* default E1 waveform table */ - lbo = CFG_LBO_E120; - } - /* make index ZERO relative */ - return lbo - 1; -} - -void init_comet(void *ci, struct s_comet_reg *comet, u_int32_t port_mode, - int clockmaster, u_int8_t moreParams) -{ - u_int8_t isT1mode; - /* T1 default */ - u_int8_t tix = CFG_LBO_LH0; - isT1mode = IS_FRAME_ANY_T1(port_mode); - /* T1 or E1 */ - if (isT1mode) { - /* Select T1 Mode & PIO output enabled */ - pci_write_32((u_int32_t *) &comet->gbl_cfg, 0xa0); - /* default T1 waveform table */ - tix = lbo_tbl_lkup(isT1mode, CFG_LBO_LH0); - } else { - /* Select E1 Mode & PIO output enabled */ - pci_write_32((u_int32_t *) &comet->gbl_cfg, 0x81); - /* default E1 waveform table */ - tix = lbo_tbl_lkup(isT1mode, CFG_LBO_E120); - } - - if (moreParams & CFG_LBO_MASK) - /* dial-in requested waveform table */ - tix = lbo_tbl_lkup(isT1mode, moreParams & CFG_LBO_MASK); - /* Tx line Intfc cfg Set for analog & no special patterns */ - /* Transmit Line Interface Config. */ - pci_write_32((u_int32_t *) &comet->tx_line_cfg, 0x00); - /* master test Ignore Test settings for now */ - /* making sure it's Default value */ - pci_write_32((u_int32_t *) &comet->mtest, 0x00); - /* Turn on Center (CENT) and everything else off */ - /* RJAT cfg */ - pci_write_32((u_int32_t *) &comet->rjat_cfg, 0x10); - /* Set Jitter Attenuation to recommend T1 values */ - if (isT1mode) { - /* RJAT Divider N1 Control */ - pci_write_32((u_int32_t *) &comet->rjat_n1clk, 0x2F); - /* RJAT Divider N2 Control */ - pci_write_32((u_int32_t *) &comet->rjat_n2clk, 0x2F); - } else { - /* RJAT Divider N1 Control */ - pci_write_32((u_int32_t *) &comet->rjat_n1clk, 0xFF); - /* RJAT Divider N2 Control */ - pci_write_32((u_int32_t *) &comet->rjat_n2clk, 0xFF); - } - - /* Turn on Center (CENT) and everything else off */ - /* TJAT Config. */ - pci_write_32((u_int32_t *) &comet->tjat_cfg, 0x10); - - /* Do not bypass jitter attenuation and bypass elastic store */ - /* rx opts */ - pci_write_32((u_int32_t *) &comet->rx_opt, 0x00); - - /* TJAT ctrl & TJAT divider ctrl */ - /* Set Jitter Attenuation to recommended T1 values */ - if (isT1mode) { - /* TJAT Divider N1 Control */ - pci_write_32((u_int32_t *) &comet->tjat_n1clk, 0x2F); - /* TJAT Divider N2 Control */ - pci_write_32((u_int32_t *) &comet->tjat_n2clk, 0x2F); - } else { - /* TJAT Divider N1 Control */ - pci_write_32((u_int32_t *) &comet->tjat_n1clk, 0xFF); - /* TJAT Divider N2 Control */ - pci_write_32((u_int32_t *) &comet->tjat_n2clk, 0xFF); - } - - /* 1c: rx ELST cfg 20: tx ELST cfg 28&38: rx&tx data link ctrl */ - - /* Select 193-bit frame format */ - if (isT1mode) { - pci_write_32((u_int32_t *) &comet->rx_elst_cfg, 0x00); - pci_write_32((u_int32_t *) &comet->tx_elst_cfg, 0x00); - } else { - /* Select 256-bit frame format */ - pci_write_32((u_int32_t *) &comet->rx_elst_cfg, 0x03); - pci_write_32((u_int32_t *) &comet->tx_elst_cfg, 0x03); - /* disable T1 data link receive */ - pci_write_32((u_int32_t *) &comet->rxce1_ctl, 0x00); - /* disable T1 data link transmit */ - pci_write_32((u_int32_t *) &comet->txci1_ctl, 0x00); - } - - /* the following is a default value */ - /* Enable 8 out of 10 validation */ - /* t1RBOC enable(BOC:BitOriented Code) */ - pci_write_32((u_int32_t *) &comet->t1_rboc_ena, 0x00); - if (isT1mode) { - /* IBCD cfg: aka Inband Code Detection ** loopback code length - * set to - */ - /* 6 bit down, 5 bit up (assert) */ - pci_write_32((u_int32_t *) &comet->ibcd_cfg, 0x04); - /* line loopback activate pattern */ - pci_write_32((u_int32_t *) &comet->ibcd_act, 0x08); - /* deactivate code pattern (i.e.001) */ - pci_write_32((u_int32_t *) &comet->ibcd_deact, 0x24); - } - /* 10: CDRC cfg 28&38: rx&tx data link 1 ctrl 48: t1 frmr cfg */ - /* 50: SIGX cfg, COSS (change of signaling state) 54: XBAS cfg */ - /* 60: t1 ALMI cfg */ - /* Configure Line Coding */ - - switch (port_mode) { - /* 1 - T1 B8ZS */ - case CFG_FRAME_SF: - pci_write_32((u_int32_t *) &comet->cdrc_cfg, 0); - pci_write_32((u_int32_t *) &comet->t1_frmr_cfg, 0); - pci_write_32((u_int32_t *) &comet->sigx_cfg, 0); - /* 5:B8ZS */ - pci_write_32((u_int32_t *) &comet->t1_xbas_cfg, 0x20); - pci_write_32((u_int32_t *) &comet->t1_almi_cfg, 0); - break; - /* 2 - T1 B8ZS */ - case CFG_FRAME_ESF: - pci_write_32((u_int32_t *) &comet->cdrc_cfg, 0); - /* Bit 5: T1 DataLink Enable */ - pci_write_32((u_int32_t *) &comet->rxce1_ctl, 0x20); - /* 5: T1 DataLink Enable */ - pci_write_32((u_int32_t *) &comet->txci1_ctl, 0x20); - /* 4:ESF 5:ESFFA */ - pci_write_32((u_int32_t *) &comet->t1_frmr_cfg, 0x30); - /* 2:ESF */ - pci_write_32((u_int32_t *) &comet->sigx_cfg, 0x04); - /* 4:ESF 5:B8ZS */ - pci_write_32((u_int32_t *) &comet->t1_xbas_cfg, 0x30); - /* 4:ESF */ - pci_write_32((u_int32_t *) &comet->t1_almi_cfg, 0x10); - break; - /* 3 - HDB3 */ - case CFG_FRAME_E1PLAIN: - pci_write_32((u_int32_t *) &comet->cdrc_cfg, 0); - pci_write_32((u_int32_t *) &comet->sigx_cfg, 0); - pci_write_32((u_int32_t *) &comet->e1_tran_cfg, 0); - pci_write_32((u_int32_t *) &comet->e1_frmr_aopts, 0x40); - break; - /* 4 - HDB3 */ - case CFG_FRAME_E1CAS: - pci_write_32((u_int32_t *) &comet->cdrc_cfg, 0); - pci_write_32((u_int32_t *) &comet->sigx_cfg, 0); - pci_write_32((u_int32_t *) &comet->e1_tran_cfg, 0x60); - pci_write_32((u_int32_t *) &comet->e1_frmr_aopts, 0); - break; - /* 5 - HDB3 */ - case CFG_FRAME_E1CRC: - pci_write_32((u_int32_t *) &comet->cdrc_cfg, 0); - pci_write_32((u_int32_t *) &comet->sigx_cfg, 0); - pci_write_32((u_int32_t *) &comet->e1_tran_cfg, 0x10); - pci_write_32((u_int32_t *) &comet->e1_frmr_aopts, 0xc2); - break; - /* 6 - HDB3 */ - case CFG_FRAME_E1CRC_CAS: - pci_write_32((u_int32_t *) &comet->cdrc_cfg, 0); - pci_write_32((u_int32_t *) &comet->sigx_cfg, 0); - pci_write_32((u_int32_t *) &comet->e1_tran_cfg, 0x70); - pci_write_32((u_int32_t *) &comet->e1_frmr_aopts, 0x82); - break; - /* 7 - T1 AMI */ - case CFG_FRAME_SF_AMI: - /* Enable AMI Line Decoding */ - pci_write_32((u_int32_t *) &comet->cdrc_cfg, 0x80); - pci_write_32((u_int32_t *) &comet->t1_frmr_cfg, 0); - pci_write_32((u_int32_t *) &comet->t1_xbas_cfg, 0); - pci_write_32((u_int32_t *) &comet->t1_almi_cfg, 0); - pci_write_32((u_int32_t *) &comet->sigx_cfg, 0); - break; - /* 8 - T1 AMI */ - case CFG_FRAME_ESF_AMI: - /* Enable AMI Line Decoding */ - pci_write_32((u_int32_t *) &comet->cdrc_cfg, 0x80); - /* 5: T1 DataLink Enable */ - pci_write_32((u_int32_t *) &comet->rxce1_ctl, 0x20); - /* 5: T1 DataLink Enable */ - pci_write_32((u_int32_t *) &comet->txci1_ctl, 0x20); - /* Bit 4:ESF 5:ESFFA */ - pci_write_32((u_int32_t *) &comet->t1_frmr_cfg, 0x30); - /* 2:ESF */ - pci_write_32((u_int32_t *) &comet->sigx_cfg, 0x04); - /* 4:ESF */ - pci_write_32((u_int32_t *) &comet->t1_xbas_cfg, 0x10); - /* 4:ESF */ - pci_write_32((u_int32_t *) &comet->t1_almi_cfg, 0x10); - break; - /* 9 - AMI */ - case CFG_FRAME_E1PLAIN_AMI: - /* Enable AMI Line Decoding */ - pci_write_32((u_int32_t *) &comet->cdrc_cfg, 0x80); - pci_write_32((u_int32_t *) &comet->sigx_cfg, 0); - pci_write_32((u_int32_t *) &comet->e1_tran_cfg, 0x80); - pci_write_32((u_int32_t *) &comet->e1_frmr_aopts, 0x40); - break; - /* 10 - AMI */ - case CFG_FRAME_E1CAS_AMI: - /* Enable AMI Line Decoding */ - pci_write_32((u_int32_t *) &comet->cdrc_cfg, 0x80); - pci_write_32((u_int32_t *) &comet->sigx_cfg, 0); - pci_write_32((u_int32_t *) &comet->e1_tran_cfg, 0xe0); - pci_write_32((u_int32_t *) &comet->e1_frmr_aopts, 0); - break; - /* 11 - AMI */ - case CFG_FRAME_E1CRC_AMI: - /* Enable AMI Line Decoding */ - pci_write_32((u_int32_t *) &comet->cdrc_cfg, 0x80); - pci_write_32((u_int32_t *) &comet->sigx_cfg, 0); - pci_write_32((u_int32_t *) &comet->e1_tran_cfg, 0x90); - pci_write_32((u_int32_t *) &comet->e1_frmr_aopts, 0xc2); - break; - /* 12 - AMI */ - case CFG_FRAME_E1CRC_CAS_AMI: - /* Enable AMI Line Decoding */ - pci_write_32((u_int32_t *) &comet->cdrc_cfg, 0x80); - pci_write_32((u_int32_t *) &comet->sigx_cfg, 0); - pci_write_32((u_int32_t *) &comet->e1_tran_cfg, 0xf0); - pci_write_32((u_int32_t *) &comet->e1_frmr_aopts, 0x82); - break; - } /* end switch */ - - /*** - * Set Full Frame mode (NXDSO[1] = 0, NXDSO[0] = 0) - * CMODE=1: Clock slave mode with BRCLK as an input, - * DE=0: Use falling edge of BRCLK for data, - * FE=0: Use falling edge of BRCLK for frame, - * CMS=0: Use backplane freq, - * RATE[1:0]=0,0: T1 - ***/ - - - /* 0x30: "BRIF cfg"; 0x20 is 'CMODE', 0x03 is (bit) rate */ - /* note "rate bits can only be set once after reset" */ - if (clockmaster) { - /* CMODE == clockMode, 0=clock master - * (so all 3 others should be slave) - */ - /* rate = 1.544 Mb/s */ - if (isT1mode) - /* Comet 0 Master Mode(CMODE=0) */ - pci_write_32((u_int32_t *) &comet->brif_cfg, 0x00); - /* rate = 2.048 Mb/s */ - else - /* Comet 0 Master Mode(CMODE=0) */ - pci_write_32((u_int32_t *) &comet->brif_cfg, 0x01); - - /* 31: BRIF frame pulse cfg 06: tx timing options */ - - /* Master Mode i.e.FPMODE=0 (@0x20) */ - pci_write_32((u_int32_t *) &comet->brif_fpcfg, 0x00); - if ((moreParams & CFG_CLK_PORT_MASK) == CFG_CLK_PORT_INTERNAL) { - if (cxt1e1_log_level >= LOG_SBEBUG12) - pr_info(">> %s: clockmaster internal clock\n", - __func__); - /* internal oscillator */ - pci_write_32((u_int32_t *) &comet->tx_time, 0x0d); - } else { - /* external clock source */ - if (cxt1e1_log_level >= LOG_SBEBUG12) - pr_info(">> %s: clockmaster external clock\n", - __func__); - /* loop timing(external) */ - pci_write_32((u_int32_t *) &comet->tx_time, 0x09); - } - - } else { - /* slave */ - if (isT1mode) - /* Slave Mode(CMODE=1, see above) */ - pci_write_32((u_int32_t *) &comet->brif_cfg, 0x20); - else - /* Slave Mode(CMODE=1)*/ - pci_write_32((u_int32_t *) &comet->brif_cfg, 0x21); - /* Slave Mode i.e. FPMODE=1 (@0x20) */ - pci_write_32((u_int32_t *) &comet->brif_fpcfg, 0x20); - if (cxt1e1_log_level >= LOG_SBEBUG12) - pr_info(">> %s: clockslave internal clock\n", __func__); - /* oscillator timing */ - pci_write_32((u_int32_t *) &comet->tx_time, 0x0d); - } - - /* 32: BRIF parity F-bit cfg */ - /* Totem-pole operation */ - /* Receive Backplane Parity/F-bit */ - pci_write_32((u_int32_t *) &comet->brif_pfcfg, 0x01); - - /* dc: RLPS equalizer V ref */ - /* Configuration */ - if (isT1mode) - /* RLPS Equalizer Voltage */ - pci_write_32((u_int32_t *) &comet->rlps_eqvr, 0x2c); - else - /* RLPS Equalizer Voltage */ - pci_write_32((u_int32_t *) &comet->rlps_eqvr, 0x34); - - /* Reserved bit set and SQUELCH enabled */ - /* f8: RLPS cfg & status f9: RLPS ALOS detect/clear threshold */ - /* RLPS Configuration Status */ - pci_write_32((u_int32_t *) &comet->rlps_cfgsts, 0x11); - if (isT1mode) - /* ? */ - pci_write_32((u_int32_t *) &comet->rlps_alos_thresh, 0x55); - else - /* ? */ - pci_write_32((u_int32_t *) &comet->rlps_alos_thresh, 0x22); - - - /* Set Full Frame mode (NXDSO[1] = 0, NXDSO[0] = 0) */ - /* CMODE=0: Clock slave mode with BTCLK as an input, DE=1: Use rising */ - /* edge of BTCLK for data, FE=1: Use rising edge of BTCLK for frame, */ - /* CMS=0: Use backplane freq, RATE[1:0]=0,0: T1 */ - /*** Transmit side is always an Input, Slave Clock*/ - /* 40: BTIF cfg 41: loop timing(external) */ - /*BTIF frame pulse cfg */ - if (isT1mode) - /* BTIF Configuration Reg. */ - pci_write_32((u_int32_t *) &comet->btif_cfg, 0x38); - else - /* BTIF Configuration Reg. */ - pci_write_32((u_int32_t *) &comet->btif_cfg, 0x39); - /* BTIF Frame Pulse Config. */ - pci_write_32((u_int32_t *) &comet->btif_fpcfg, 0x01); - - /* 0a: master diag 06: tx timing options */ - /* if set Comet to loop back */ - - /* Comets set to normal */ - pci_write_32((u_int32_t *) &comet->mdiag, 0x00); - - /* BTCLK driven by TCLKI internally (crystal driven) and Xmt Elasted */ - /* Store is enabled. */ - - WrtXmtWaveformTbl(ci, comet, TWV_table[tix]); - if (isT1mode) - WrtRcvEqualizerTbl((ci_t *) ci, comet, &T1_Equalizer[0]); - else - WrtRcvEqualizerTbl((ci_t *) ci, comet, &E1_Equalizer[0]); - SetPwrLevel(comet); -} - -/* -** Name: WrtXmtWaveform -** Description: Formulate the Data for the Pulse Waveform Storage -** Write register, (F2), from the sample and unit inputs. -** Write the data to the Pulse Waveform Storage Data register. -** Returns: Nothing -*/ -static void -WrtXmtWaveform(ci_t *ci, struct s_comet_reg *comet, u_int32_t sample, - u_int32_t unit, u_int8_t data) -{ - u_int8_t WaveformAddr; - - WaveformAddr = (sample << 3) + (unit & 7); - pci_write_32((u_int32_t *) &comet->xlpg_pwave_addr, WaveformAddr); - /* for write order preservation when Optimizing driver */ - pci_flush_write(ci); - pci_write_32((u_int32_t *) &comet->xlpg_pwave_data, 0x7F & data); -} - -/* -** Name: WrtXmtWaveformTbl -** Description: Fill in the Transmit Waveform Values -** for driving the transmitter DAC. -** Returns: Nothing -*/ -static void -WrtXmtWaveformTbl(ci_t *ci, struct s_comet_reg *comet, - u_int8_t table[COMET_NUM_SAMPLES][COMET_NUM_UNITS]) -{ - u_int32_t sample, unit; - - for (sample = 0; sample < COMET_NUM_SAMPLES; sample++) { - for (unit = 0; unit < COMET_NUM_UNITS; unit++) - WrtXmtWaveform(ci, comet, sample, unit, - table[sample][unit]); - } - - /* Enable transmitter and set output amplitude */ - pci_write_32((u_int32_t *) &comet->xlpg_cfg, - table[COMET_NUM_SAMPLES][0]); -} - - -/* -** Name: WrtXmtWaveform -** Description: Fill in the Receive Equalizer RAM from the desired -** table. -** Returns: Nothing -** -** Remarks: Per PM4351 Device Errata, Receive Equalizer RAM Initialization -** is coded with early setup of indirect address. -*/ - -static void -WrtRcvEqualizerTbl(ci_t *ci, struct s_comet_reg *comet, u_int32_t *table) -{ - u_int32_t ramaddr; - u_int32_t value; - - for (ramaddr = 0; ramaddr < 256; ramaddr++) { - /*** the following lines are per Errata 7, 2.5 ***/ - { - /* Set up for a read operation */ - pci_write_32((u_int32_t *) &comet->rlps_eq_rwsel, 0x80); - /* for write order preservation when Optimizing driver */ - pci_flush_write(ci); - /* write the addr, initiate a read */ - pci_write_32((u_int32_t *) &comet->rlps_eq_iaddr, - (u_int8_t) ramaddr); - /* for write order preservation when Optimizing driver */ - pci_flush_write(ci); - /* - * wait 3 line rate clock cycles to ensure address bits are - * captured by T1/E1 clock - */ - - /* 683ns * 3 = 1366 ns, approx 2us (but use 4us) */ - OS_uwait(4, "wret"); - } - - value = *table++; - pci_write_32((u_int32_t *) &comet->rlps_idata3, - (u_int8_t) (value >> 24)); - pci_write_32((u_int32_t *) &comet->rlps_idata2, - (u_int8_t) (value >> 16)); - pci_write_32((u_int32_t *) &comet->rlps_idata1, - (u_int8_t) (value >> 8)); - pci_write_32((u_int32_t *) &comet->rlps_idata0, (u_int8_t) value); - /* for write order preservation when Optimizing driver */ - pci_flush_write(ci); - - /* Storing RAM address, causes RAM to be updated */ - - /* Set up for a write operation */ - pci_write_32((u_int32_t *) &comet->rlps_eq_rwsel, 0); - /* for write order preservation when optimizing driver */ - pci_flush_write(ci); - /* write the addr, initiate a read */ - pci_write_32((u_int32_t *) &comet->rlps_eq_iaddr, - (u_int8_t) ramaddr); - /* for write order preservation when optimizing driver */ - pci_flush_write(ci); - - /* - * wait 3 line rate clock cycles to ensure address bits are captured - * by T1/E1 clock - */ - /* 683ns * 3 = 1366 ns, approx 2us (but use 4us) */ - OS_uwait(4, "wret"); - } - - /* Enable Equalizer & set it to use 256 periods */ - pci_write_32((u_int32_t *) &comet->rlps_eq_cfg, 0xCB); -} - - -/* -** Name: SetPwrLevel -** Description: Implement power level setting algorithm described below -** Returns: Nothing -*/ - -static void -SetPwrLevel(struct s_comet_reg *comet) -{ - u_int32_t temp; - -/* -** Algorithm to Balance the Power Distribution of Ttip Tring -** -** Zero register F6 -** Write 0x01 to register F4 -** Write another 0x01 to register F4 -** Read register F4 -** Remove the 0x01 bit by Anding register F4 with 0xFE -** Write the resultant value to register F4 -** Repeat these steps for register F5 -** Write 0x01 to register F6 -*/ - /* XLPG Fuse Data Select */ - pci_write_32((u_int32_t *) &comet->xlpg_fdata_sel, 0x00); - /* XLPG Analog Test Positive control */ - pci_write_32((u_int32_t *) &comet->xlpg_atest_pctl, 0x01); - pci_write_32((u_int32_t *) &comet->xlpg_atest_pctl, 0x01); - temp = pci_read_32((u_int32_t *) &comet->xlpg_atest_pctl) & 0xfe; - pci_write_32((u_int32_t *) &comet->xlpg_atest_pctl, temp); - pci_write_32((u_int32_t *) &comet->xlpg_atest_nctl, 0x01); - pci_write_32((u_int32_t *) &comet->xlpg_atest_nctl, 0x01); - /* XLPG Analog Test Negative control */ - temp = pci_read_32((u_int32_t *) &comet->xlpg_atest_nctl) & 0xfe; - pci_write_32((u_int32_t *) &comet->xlpg_atest_nctl, temp); - /* XLPG */ - pci_write_32((u_int32_t *) &comet->xlpg_fdata_sel, 0x01); -} - - -/* -** Name: SetCometOps -** Description: Set up the selected Comet's clock edge drive for both -** the transmit out the analog side and receive to the -** backplane side. -** Returns: Nothing -*/ -#if 0 -static void -SetCometOps(struct s_comet_reg *comet) -{ - u_int8_t rd_value; - - if (comet == mConfig.C4Func1Base + (COMET0_OFFSET >> 2)) { - /* read the BRIF Configuration */ - rd_value = (u_int8_t) pci_read_32((u_int32_t *) - &comet->brif_cfg); - rd_value &= ~0x20; - pci_write_32((u_int32_t *) &comet->brif_cfg, - (u_int32_t) rd_value); - /* read the BRIF Frame Pulse Configuration */ - rd_value = (u_int8_t) pci_read_32((u_int32_t *) - &comet->brif_fpcfg); - rd_value &= ~0x20; - pci_write_32((u_int32_t *) &comet->brif_fpcfg, - (u_int8_t) rd_value); - } else { - /* read the BRIF Configuration */ - rd_value = (u_int8_t) pci_read_32((u_int32_t *) &comet->brif_cfg); - rd_value |= 0x20; - pci_write_32((u_int32_t *) &comet->brif_cfg, (u_int32_t) rd_value); - /* read the BRIF Frame Pulse Configuration */ - rd_value = (u_int8_t) pci_read_32((u_int32_t *) &comet->brif_fpcfg); - rd_value |= 0x20; - pci_write_32(u_int32_t *) & comet->brif_fpcfg, (u_int8_t) rd_value); - } -} -#endif - -/*** End-of-File ***/ |