| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Narsimhulu Musini | 694 | 99.86% | 1 | 50.00% |
| Gustavo A. R. Silva | 1 | 0.14% | 1 | 50.00% |
| Total | 695 | 2 |
/* * Copyright 2014 Cisco Systems, Inc. All rights reserved. * * This program is free software; you may redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; version 2 of the License. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ #ifndef _VNIC_DEVCMD_H_ #define _VNIC_DEVCMD_H_ #define _CMD_NBITS 14 #define _CMD_VTYPEBITS 10 #define _CMD_FLAGSBITS 6 #define _CMD_DIRBITS 2 #define _CMD_NMASK ((1 << _CMD_NBITS)-1) #define _CMD_VTYPEMASK ((1 << _CMD_VTYPEBITS)-1) #define _CMD_FLAGSMASK ((1 << _CMD_FLAGSBITS)-1) #define _CMD_DIRMASK ((1 << _CMD_DIRBITS)-1) #define _CMD_NSHIFT 0 #define _CMD_VTYPESHIFT (_CMD_NSHIFT+_CMD_NBITS) #define _CMD_FLAGSSHIFT (_CMD_VTYPESHIFT+_CMD_VTYPEBITS) #define _CMD_DIRSHIFT (_CMD_FLAGSSHIFT+_CMD_FLAGSBITS) /* * Direction bits (from host perspective). */ #define _CMD_DIR_NONE 0U #define _CMD_DIR_WRITE 1U #define _CMD_DIR_READ 2U #define _CMD_DIR_RW (_CMD_DIR_WRITE | _CMD_DIR_READ) /* * Flag bits. */ #define _CMD_FLAGS_NONE 0U #define _CMD_FLAGS_NOWAIT 1U /* * vNIC type bits. */ #define _CMD_VTYPE_NONE 0U #define _CMD_VTYPE_ENET 1U #define _CMD_VTYPE_FC 2U #define _CMD_VTYPE_SCSI 4U #define _CMD_VTYPE_ALL (_CMD_VTYPE_ENET | _CMD_VTYPE_FC | _CMD_VTYPE_SCSI) /* * Used to create cmds.. */ #define _CMDCF(dir, flags, vtype, nr) \ (((dir) << _CMD_DIRSHIFT) | \ ((flags) << _CMD_FLAGSSHIFT) | \ ((vtype) << _CMD_VTYPESHIFT) | \ ((nr) << _CMD_NSHIFT)) #define _CMDC(dir, vtype, nr) _CMDCF(dir, 0, vtype, nr) #define _CMDCNW(dir, vtype, nr) _CMDCF(dir, _CMD_FLAGS_NOWAIT, vtype, nr) /* * Used to decode cmds.. */ #define _CMD_DIR(cmd) (((cmd) >> _CMD_DIRSHIFT) & _CMD_DIRMASK) #define _CMD_FLAGS(cmd) (((cmd) >> _CMD_FLAGSSHIFT) & _CMD_FLAGSMASK) #define _CMD_VTYPE(cmd) (((cmd) >> _CMD_VTYPESHIFT) & _CMD_VTYPEMASK) #define _CMD_N(cmd) (((cmd) >> _CMD_NSHIFT) & _CMD_NMASK) enum vnic_devcmd_cmd { CMD_NONE = _CMDC(_CMD_DIR_NONE, _CMD_VTYPE_NONE, 0), /* mcpu fw info in mem: (u64)a0=paddr to struct vnic_devcmd_fw_info */ CMD_MCPU_FW_INFO = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 1), /* dev-specific block member: * in: (u16)a0=offset,(u8)a1=size * out: a0=value */ CMD_DEV_SPEC = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 2), /* stats clear */ CMD_STATS_CLEAR = _CMDCNW(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 3), /* stats dump in mem: (u64)a0=paddr to stats area, * (u16)a1=sizeof stats area */ CMD_STATS_DUMP = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 4), /* nic_cfg in (u32)a0 */ CMD_NIC_CFG = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 16), /* set struct vnic_devcmd_notify buffer in mem: * in: * (u64)a0=paddr to notify (set paddr=0 to unset) * (u32)a1 & 0x00000000ffffffff=sizeof(struct vnic_devcmd_notify) * (u16)a1 & 0x0000ffff00000000=intr num (-1 for no intr) * out: * (u32)a1 = effective size */ CMD_NOTIFY = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 21), /* initiate open sequence (u32)a0=flags (see CMD_OPENF_*) */ CMD_OPEN = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 23), /* open status: * out: a0=0 open complete, a0=1 open in progress */ CMD_OPEN_STATUS = _CMDC(_CMD_DIR_READ, _CMD_VTYPE_ALL, 24), /* close vnic */ CMD_CLOSE = _CMDC(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 25), /* initialize virtual link: (u32)a0=flags (see CMD_INITF_*) */ CMD_INIT = _CMDCNW(_CMD_DIR_READ, _CMD_VTYPE_ALL, 26), /* enable virtual link */ CMD_ENABLE = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 28), /* enable virtual link, waiting variant. */ CMD_ENABLE_WAIT = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 28), /* disable virtual link */ CMD_DISABLE = _CMDC(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 29), /* stats dump all vnics on uplink in mem: (u64)a0=paddr (u32)a1=uif */ CMD_STATS_DUMP_ALL = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 30), /* init status: * out: a0=0 init complete, a0=1 init in progress * if a0=0, a1=errno */ CMD_INIT_STATUS = _CMDC(_CMD_DIR_READ, _CMD_VTYPE_ALL, 31), /* undo initialize of virtual link */ CMD_DEINIT = _CMDCNW(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 34), /* check fw capability of a cmd: * in: (u32)a0=cmd * out: (u32)a0=errno, 0:valid cmd, a1=supported VNIC_STF_* bits */ CMD_CAPABILITY = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 36), /* * Initialization for the devcmd2 interface. * in: (u64) a0=host result buffer physical address * in: (u16) a1=number of entries in result buffer */ CMD_INITIALIZE_DEVCMD2 = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 57) }; /* flags for CMD_OPEN */ #define CMD_OPENF_OPROM 0x1 /* open coming from option rom */ /* flags for CMD_INIT */ #define CMD_INITF_DEFAULT_MAC 0x1 /* init with default mac addr */ /* flags for CMD_PACKET_FILTER */ #define CMD_PFILTER_DIRECTED 0x01 #define CMD_PFILTER_MULTICAST 0x02 #define CMD_PFILTER_BROADCAST 0x04 #define CMD_PFILTER_PROMISCUOUS 0x08 #define CMD_PFILTER_ALL_MULTICAST 0x10 enum vnic_devcmd_status { STAT_NONE = 0, STAT_BUSY = 1 << 0, /* cmd in progress */ STAT_ERROR = 1 << 1, /* last cmd caused error (code in a0) */ }; enum vnic_devcmd_error { ERR_SUCCESS = 0, ERR_EINVAL = 1, ERR_EFAULT = 2, ERR_EPERM = 3, ERR_EBUSY = 4, ERR_ECMDUNKNOWN = 5, ERR_EBADSTATE = 6, ERR_ENOMEM = 7, ERR_ETIMEDOUT = 8, ERR_ELINKDOWN = 9, }; struct vnic_devcmd_fw_info { char fw_version[32]; char fw_build[32]; char hw_version[32]; char hw_serial_number[32]; }; struct vnic_devcmd_notify { u32 csum; /* checksum over following words */ u32 link_state; /* link up == 1 */ u32 port_speed; /* effective port speed (rate limit) */ u32 mtu; /* MTU */ u32 msglvl; /* requested driver msg lvl */ u32 uif; /* uplink interface */ u32 status; /* status bits (see VNIC_STF_*) */ u32 error; /* error code (see ERR_*) for first ERR */ u32 link_down_cnt; /* running count of link down transitions */ }; #define VNIC_STF_FATAL_ERR 0x0001 /* fatal fw error */ struct vnic_devcmd_provinfo { u8 oui[3]; u8 type; u8 data[]; }; /* * Writing cmd register causes STAT_BUSY to get set in status register. * When cmd completes, STAT_BUSY will be cleared. * * If cmd completed successfully STAT_ERROR will be clear * and args registers contain cmd-specific results. * * If cmd error, STAT_ERROR will be set and args[0] contains error code. * * status register is read-only. While STAT_BUSY is set, * all other register contents are read-only. */ /* Make sizeof(vnic_devcmd) a power-of-2 for I/O BAR. */ #define VNIC_DEVCMD_NARGS 15 struct vnic_devcmd { u32 status; /* RO */ u32 cmd; /* RW */ u64 args[VNIC_DEVCMD_NARGS]; /* RW cmd args (little-endian) */ }; /* * Version 2 of the interface. * * Some things are carried over, notably the vnic_devcmd_cmd enum. */ /* * Flags for vnic_devcmd2.flags */ #define DEVCMD2_FNORESULT 0x1 /* Don't copy result to host */ #define VNIC_DEVCMD2_NARGS VNIC_DEVCMD_NARGS struct vnic_devcmd2 { u16 pad; u16 flags; u32 cmd; /* same command #defines as original */ u64 args[VNIC_DEVCMD2_NARGS]; }; #define VNIC_DEVCMD2_NRESULTS VNIC_DEVCMD_NARGS struct devcmd2_result { u64 results[VNIC_DEVCMD2_NRESULTS]; u32 pad; u16 completed_index; /* into copy WQ */ u8 error; /* same error codes as original */ u8 color; /* 0 or 1 as with completion queues */ }; #define DEVCMD2_RING_SIZE 32 #define DEVCMD2_DESC_SIZE 128 #define DEVCMD2_RESULTS_SIZE_MAX ((1 << 16) - 1) #endif /* _VNIC_DEVCMD_H_ */
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