diff options
Diffstat (limited to 'drivers/atm/suni.h')
| -rw-r--r-- | drivers/atm/suni.h | 242 |
1 files changed, 242 insertions, 0 deletions
diff --git a/drivers/atm/suni.h b/drivers/atm/suni.h new file mode 100644 index 000000000..d28a50d47 --- /dev/null +++ b/drivers/atm/suni.h @@ -0,0 +1,242 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * drivers/atm/suni.h - S/UNI PHY driver + */ + +/* Written 1995-2000 by Werner Almesberger, EPFL LRC/ICA */ + +#ifndef DRIVER_ATM_SUNI_H +#define DRIVER_ATM_SUNI_H + +#include <linux/atmdev.h> +#include <linux/atmioc.h> +#include <linux/sonet.h> + +/* SUNI registers */ + +#define SUNI_MRI 0x00 /* Master Reset and Identity / Load + Meter */ +#define SUNI_MC 0x01 /* Master Configuration */ +#define SUNI_MIS 0x02 /* Master Interrupt Status */ + /* no 0x03 */ +#define SUNI_MCM 0x04 /* Master Clock Monitor */ +#define SUNI_MCT 0x05 /* Master Control */ +#define SUNI_CSCS 0x06 /* Clock Synthesis Control and Status */ +#define SUNI_CRCS 0x07 /* Clock Recovery Control and Status */ + /* 0x08-0x0F reserved */ +#define SUNI_RSOP_CIE 0x10 /* RSOP Control/Interrupt Enable */ +#define SUNI_RSOP_SIS 0x11 /* RSOP Status/Interrupt Status */ +#define SUNI_RSOP_SBL 0x12 /* RSOP Section BIP-8 LSB */ +#define SUNI_RSOP_SBM 0x13 /* RSOP Section BIP-8 MSB */ +#define SUNI_TSOP_CTRL 0x14 /* TSOP Control */ +#define SUNI_TSOP_DIAG 0x15 /* TSOP Diagnostic */ + /* 0x16-0x17 reserved */ +#define SUNI_RLOP_CS 0x18 /* RLOP Control/Status */ +#define SUNI_RLOP_IES 0x19 /* RLOP Interrupt Enable/Status */ +#define SUNI_RLOP_LBL 0x1A /* RLOP Line BIP-8/24 LSB */ +#define SUNI_RLOP_LB 0x1B /* RLOP Line BIP-8/24 */ +#define SUNI_RLOP_LBM 0x1C /* RLOP Line BIP-8/24 MSB */ +#define SUNI_RLOP_LFL 0x1D /* RLOP Line FEBE LSB */ +#define SUNI_RLOP_LF 0x1E /* RLOP Line FEBE */ +#define SUNI_RLOP_LFM 0x1F /* RLOP Line FEBE MSB */ +#define SUNI_TLOP_CTRL 0x20 /* TLOP Control */ +#define SUNI_TLOP_DIAG 0x21 /* TLOP Diagnostic */ + /* 0x22-0x27 reserved */ +#define SUNI_SSTB_CTRL 0x28 +#define SUNI_RPOP_SC 0x30 /* RPOP Status/Control */ +#define SUNI_RPOP_IS 0x31 /* RPOP Interrupt Status */ + /* 0x32 reserved */ +#define SUNI_RPOP_IE 0x33 /* RPOP Interrupt Enable */ + /* 0x34-0x36 reserved */ +#define SUNI_RPOP_PSL 0x37 /* RPOP Path Signal Label */ +#define SUNI_RPOP_PBL 0x38 /* RPOP Path BIP-8 LSB */ +#define SUNI_RPOP_PBM 0x39 /* RPOP Path BIP-8 MSB */ +#define SUNI_RPOP_PFL 0x3A /* RPOP Path FEBE LSB */ +#define SUNI_RPOP_PFM 0x3B /* RPOP Path FEBE MSB */ + /* 0x3C reserved */ +#define SUNI_RPOP_PBC 0x3D /* RPOP Path BIP-8 Configuration */ +#define SUNI_RPOP_RC 0x3D /* RPOP Ring Control (PM5355) */ + /* 0x3E-0x3F reserved */ +#define SUNI_TPOP_CD 0x40 /* TPOP Control/Diagnostic */ +#define SUNI_TPOP_PC 0x41 /* TPOP Pointer Control */ + /* 0x42-0x44 reserved */ +#define SUNI_TPOP_APL 0x45 /* TPOP Arbitrary Pointer LSB */ +#define SUNI_TPOP_APM 0x46 /* TPOP Arbitrary Pointer MSB */ + /* 0x47 reserved */ +#define SUNI_TPOP_PSL 0x48 /* TPOP Path Signal Label */ +#define SUNI_TPOP_PS 0x49 /* TPOP Path Status */ + /* 0x4A-0x4F reserved */ +#define SUNI_RACP_CS 0x50 /* RACP Control/Status */ +#define SUNI_RACP_IES 0x51 /* RACP Interrupt Enable/Status */ +#define SUNI_RACP_MHP 0x52 /* RACP Match Header Pattern */ +#define SUNI_RACP_MHM 0x53 /* RACP Match Header Mask */ +#define SUNI_RACP_CHEC 0x54 /* RACP Correctable HCS Error Count */ +#define SUNI_RACP_UHEC 0x55 /* RACP Uncorrectable HCS Err Count */ +#define SUNI_RACP_RCCL 0x56 /* RACP Receive Cell Counter LSB */ +#define SUNI_RACP_RCC 0x57 /* RACP Receive Cell Counter */ +#define SUNI_RACP_RCCM 0x58 /* RACP Receive Cell Counter MSB */ +#define SUNI_RACP_CFG 0x59 /* RACP Configuration */ + /* 0x5A-0x5F reserved */ +#define SUNI_TACP_CS 0x60 /* TACP Control/Status */ +#define SUNI_TACP_IUCHP 0x61 /* TACP Idle/Unassigned Cell Hdr Pat */ +#define SUNI_TACP_IUCPOP 0x62 /* TACP Idle/Unassigned Cell Payload + Octet Pattern */ +#define SUNI_TACP_FIFO 0x63 /* TACP FIFO Configuration */ +#define SUNI_TACP_TCCL 0x64 /* TACP Transmit Cell Counter LSB */ +#define SUNI_TACP_TCC 0x65 /* TACP Transmit Cell Counter */ +#define SUNI_TACP_TCCM 0x66 /* TACP Transmit Cell Counter MSB */ +#define SUNI_TACP_CFG 0x67 /* TACP Configuration */ +#define SUNI_SPTB_CTRL 0x68 /* SPTB Control */ + /* 0x69-0x7F reserved */ +#define SUNI_MT 0x80 /* Master Test */ + /* 0x81-0xFF reserved */ + +/* SUNI register values */ + + +/* MRI is reg 0 */ +#define SUNI_MRI_ID 0x0f /* R, SUNI revision number */ +#define SUNI_MRI_ID_SHIFT 0 +#define SUNI_MRI_TYPE 0x70 /* R, SUNI type (lite is 011) */ +#define SUNI_MRI_TYPE_SHIFT 4 +#define SUNI_MRI_TYPE_PM5346 0x3 /* S/UNI 155 LITE */ +#define SUNI_MRI_TYPE_PM5347 0x4 /* S/UNI 155 PLUS */ +#define SUNI_MRI_TYPE_PM5350 0x7 /* S/UNI 155 ULTRA */ +#define SUNI_MRI_TYPE_PM5355 0x1 /* S/UNI 622 */ +#define SUNI_MRI_RESET 0x80 /* RW, reset & power down chip + 0: normal operation + 1: reset & low power */ + +/* MCM is reg 0x4 */ +#define SUNI_MCM_LLE 0x20 /* line loopback (PM5355) */ +#define SUNI_MCM_DLE 0x10 /* diagnostic loopback (PM5355) */ + +/* MCT is reg 5 */ +#define SUNI_MCT_LOOPT 0x01 /* RW, timing source, 0: from + TRCLK+/- */ +#define SUNI_MCT_DLE 0x02 /* RW, diagnostic loopback */ +#define SUNI_MCT_LLE 0x04 /* RW, line loopback */ +#define SUNI_MCT_FIXPTR 0x20 /* RW, disable transmit payload pointer + adjustments + 0: payload ptr controlled by TPOP + ptr control reg + 1: payload pointer fixed at 522 */ +#define SUNI_MCT_LCDV 0x40 /* R, loss of cell delineation */ +#define SUNI_MCT_LCDE 0x80 /* RW, loss of cell delineation + interrupt (1: on) */ +/* RSOP_CIE is reg 0x10 */ +#define SUNI_RSOP_CIE_OOFE 0x01 /* RW, enable interrupt on frame alarm + state change */ +#define SUNI_RSOP_CIE_LOFE 0x02 /* RW, enable interrupt on loss of + frame state change */ +#define SUNI_RSOP_CIE_LOSE 0x04 /* RW, enable interrupt on loss of + signal state change */ +#define SUNI_RSOP_CIE_BIPEE 0x08 /* RW, enable interrupt on section + BIP-8 error (B1) */ +#define SUNI_RSOP_CIE_FOOF 0x20 /* W, force RSOP out of frame at next + boundary */ +#define SUNI_RSOP_CIE_DDS 0x40 /* RW, disable scrambling */ + +/* RSOP_SIS is reg 0x11 */ +#define SUNI_RSOP_SIS_OOFV 0x01 /* R, out of frame */ +#define SUNI_RSOP_SIS_LOFV 0x02 /* R, loss of frame */ +#define SUNI_RSOP_SIS_LOSV 0x04 /* R, loss of signal */ +#define SUNI_RSOP_SIS_OOFI 0x08 /* R, out of frame interrupt */ +#define SUNI_RSOP_SIS_LOFI 0x10 /* R, loss of frame interrupt */ +#define SUNI_RSOP_SIS_LOSI 0x20 /* R, loss of signal interrupt */ +#define SUNI_RSOP_SIS_BIPEI 0x40 /* R, section BIP-8 interrupt */ + +/* TSOP_CTRL is reg 0x14 */ +#define SUNI_TSOP_CTRL_LAIS 0x01 /* insert alarm indication signal */ +#define SUNI_TSOP_CTRL_DS 0x40 /* disable scrambling */ + +/* TSOP_DIAG is reg 0x15 */ +#define SUNI_TSOP_DIAG_DFP 0x01 /* insert single bit error cont. */ +#define SUNI_TSOP_DIAG_DBIP8 0x02 /* insert section BIP err (cont) */ +#define SUNI_TSOP_DIAG_DLOS 0x04 /* set line to zero (loss of signal) */ + +/* TLOP_DIAG is reg 0x21 */ +#define SUNI_TLOP_DIAG_DBIP 0x01 /* insert line BIP err (continuously) */ + +/* SSTB_CTRL is reg 0x28 */ +#define SUNI_SSTB_CTRL_LEN16 0x01 /* path trace message length bit */ + +/* RPOP_RC is reg 0x3D (PM5355) */ +#define SUNI_RPOP_RC_ENSS 0x40 /* enable size bit */ + +/* TPOP_DIAG is reg 0x40 */ +#define SUNI_TPOP_DIAG_PAIS 0x01 /* insert STS path alarm ind (cont) */ +#define SUNI_TPOP_DIAG_DB3 0x02 /* insert path BIP err (continuously) */ + +/* TPOP_APM is reg 0x46 */ +#define SUNI_TPOP_APM_APTR 0x03 /* RW, arbitrary pointer, upper 2 + bits */ +#define SUNI_TPOP_APM_APTR_SHIFT 0 +#define SUNI_TPOP_APM_S 0x0c /* RW, "unused" bits of payload + pointer */ +#define SUNI_TPOP_APM_S_SHIFT 2 +#define SUNI_TPOP_APM_NDF 0xf0 /* RW, NDF bits */ +#define SUNI_TPOP_APM_NDF_SHIFT 4 + +#define SUNI_TPOP_S_SONET 0 /* set S bits to 00 */ +#define SUNI_TPOP_S_SDH 2 /* set S bits to 10 */ + +/* RACP_IES is reg 0x51 */ +#define SUNI_RACP_IES_FOVRI 0x02 /* R, FIFO overrun */ +#define SUNI_RACP_IES_UHCSI 0x04 /* R, uncorrectable HCS error */ +#define SUNI_RACP_IES_CHCSI 0x08 /* R, correctable HCS error */ +#define SUNI_RACP_IES_OOCDI 0x10 /* R, change of cell delineation + state */ +#define SUNI_RACP_IES_FIFOE 0x20 /* RW, enable FIFO overrun interrupt */ +#define SUNI_RACP_IES_HCSE 0x40 /* RW, enable HCS error interrupt */ +#define SUNI_RACP_IES_OOCDE 0x80 /* RW, enable cell delineation state + change interrupt */ + +/* TACP_CS is reg 0x60 */ +#define SUNI_TACP_CS_FIFORST 0x01 /* RW, reset transmit FIFO (sticky) */ +#define SUNI_TACP_CS_DSCR 0x02 /* RW, disable payload scrambling */ +#define SUNI_TACP_CS_HCAADD 0x04 /* RW, add coset polynomial to HCS */ +#define SUNI_TACP_CS_DHCS 0x10 /* RW, insert HCS errors */ +#define SUNI_TACP_CS_FOVRI 0x20 /* R, FIFO overrun */ +#define SUNI_TACP_CS_TSOCI 0x40 /* R, TSOC input high */ +#define SUNI_TACP_CS_FIFOE 0x80 /* RW, enable FIFO overrun interrupt */ + +/* TACP_IUCHP is reg 0x61 */ +#define SUNI_TACP_IUCHP_CLP 0x01 /* RW, 8th bit of 4th octet of i/u + pattern */ +#define SUNI_TACP_IUCHP_PTI 0x0e /* RW, 5th-7th bits of 4th octet of i/u + pattern */ +#define SUNI_TACP_IUCHP_PTI_SHIFT 1 +#define SUNI_TACP_IUCHP_GFC 0xf0 /* RW, 1st-4th bits of 1st octet of i/u + pattern */ +#define SUNI_TACP_IUCHP_GFC_SHIFT 4 + +/* SPTB_CTRL is reg 0x68 */ +#define SUNI_SPTB_CTRL_LEN16 0x01 /* path trace message length */ + +/* MT is reg 0x80 */ +#define SUNI_MT_HIZIO 0x01 /* RW, all but data bus & MP interface + tri-state */ +#define SUNI_MT_HIZDATA 0x02 /* W, also tri-state data bus */ +#define SUNI_MT_IOTST 0x04 /* RW, enable test mode */ +#define SUNI_MT_DBCTRL 0x08 /* W, control data bus by CSB pin */ +#define SUNI_MT_PMCTST 0x10 /* W, PMC test mode */ +#define SUNI_MT_DS27_53 0x80 /* RW, select between 8- or 16- bit */ + + +#define SUNI_IDLE_PATTERN 0x6a /* idle pattern */ + + +#ifdef __KERNEL__ +struct suni_priv { + struct k_sonet_stats sonet_stats; /* link diagnostics */ + int loop_mode; /* loopback mode */ + int type; /* phy type */ + struct atm_dev *dev; /* device back-pointer */ + struct suni_priv *next; /* next SUNI */ +}; + +int suni_init(struct atm_dev *dev); +#endif + +#endif |