| /* |
| * Copyright 2008 Cisco Systems, Inc. All rights reserved. |
| * Copyright 2007 Nuova 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), |
| |
| /* set Rx packet filter: (u32)a0=filters (see CMD_PFILTER_*) */ |
| CMD_PACKET_FILTER = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 7), |
| |
| /* hang detection notification */ |
| CMD_HANG_NOTIFY = _CMDC(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 8), |
| |
| /* MAC address in (u48)a0 */ |
| CMD_MAC_ADDR = _CMDC(_CMD_DIR_READ, |
| _CMD_VTYPE_ENET | _CMD_VTYPE_FC, 9), |
| |
| /* disable/enable promisc mode: (u8)a0=0/1 */ |
| /***** XXX DEPRECATED *****/ |
| CMD_PROMISC_MODE = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 10), |
| |
| /* disable/enable all-multi mode: (u8)a0=0/1 */ |
| /***** XXX DEPRECATED *****/ |
| CMD_ALLMULTI_MODE = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 11), |
| |
| /* add addr from (u48)a0 */ |
| CMD_ADDR_ADD = _CMDCNW(_CMD_DIR_WRITE, |
| _CMD_VTYPE_ENET | _CMD_VTYPE_FC, 12), |
| |
| /* del addr from (u48)a0 */ |
| CMD_ADDR_DEL = _CMDCNW(_CMD_DIR_WRITE, |
| _CMD_VTYPE_ENET | _CMD_VTYPE_FC, 13), |
| |
| /* add VLAN id in (u16)a0 */ |
| CMD_VLAN_ADD = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 14), |
| |
| /* del VLAN id in (u16)a0 */ |
| CMD_VLAN_DEL = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 15), |
| |
| /* nic_cfg in (u32)a0 */ |
| CMD_NIC_CFG = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 16), |
| |
| /* union vnic_rss_key in mem: (u64)a0=paddr, (u16)a1=len */ |
| CMD_RSS_KEY = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 17), |
| |
| /* union vnic_rss_cpu in mem: (u64)a0=paddr, (u16)a1=len */ |
| CMD_RSS_CPU = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 18), |
| |
| /* initiate softreset */ |
| CMD_SOFT_RESET = _CMDCNW(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 19), |
| |
| /* softreset status: |
| * out: a0=0 reset complete, a0=1 reset in progress */ |
| CMD_SOFT_RESET_STATUS = _CMDC(_CMD_DIR_READ, _CMD_VTYPE_ALL, 20), |
| |
| /* 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), |
| |
| /* UNDI API: (u64)a0=paddr to s_PXENV_UNDI_ struct, |
| * (u8)a1=PXENV_UNDI_xxx */ |
| CMD_UNDI = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 22), |
| |
| /* 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), |
| |
| /* variant of CMD_INIT, with provisioning info |
| * (u64)a0=paddr of vnic_devcmd_provinfo |
| * (u32)a1=sizeof provision info */ |
| CMD_INIT_PROV_INFO = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 27), |
| |
| /* enable virtual link */ |
| CMD_ENABLE = _CMDCNW(_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), |
| |
| /* INT13 API: (u64)a0=paddr to vnic_int13_params struct |
| * (u8)a1=INT13_CMD_xxx */ |
| CMD_INT13 = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_FC, 32), |
| |
| /* logical uplink enable/disable: (u64)a0: 0/1=disable/enable */ |
| CMD_LOGICAL_UPLINK = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 33), |
| |
| /* undo initialize of virtual link */ |
| CMD_DEINIT = _CMDCNW(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 34), |
| }; |
| |
| /* 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[0]; |
| }; |
| |
| /* |
| * 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) */ |
| }; |
| |
| #endif /* _VNIC_DEVCMD_H_ */ |
