/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright ( C ) 2005 - 2016 Broadcom .
* All rights reserved .
*
* Contact Information :
* linux - drivers @ emulex . com
*
* Emulex
* 3333 Susan Street
* Costa Mesa , CA 92626
*/
/********* Mailbox door bell *************/
/* Used for driver communication with the FW.
* The software must write this register twice to post any command . First ,
* it writes the register with hi = 1 and the upper bits of the physical address
* for the MAILBOX structure . Software must poll the ready bit until this
* is acknowledged . Then , sotware writes the register with hi = 0 with the lower
* bits in the address . It must poll the ready bit until the command is
* complete . Upon completion , the MAILBOX will contain a valid completion
* queue entry .
*/
#define MPU_MAILBOX_DB_OFFSET 0 x160
#define MPU_MAILBOX_DB_RDY_MASK 0 x1 /* bit 0 */
#define MPU_MAILBOX_DB_HI_MASK 0 x2 /* bit 1 */
#define MPU_EP_CONTROL 0
/********** MPU semphore: used for SH & BE *************/
#define SLIPORT_SOFTRESET_OFFSET 0 x5c /* CSR BAR offset */
#define SLIPORT_SEMAPHORE_OFFSET_BEx 0 xac /* CSR BAR offset */
#define SLIPORT_SEMAPHORE_OFFSET_SH 0 x94 /* PCI-CFG offset */
#define POST_STAGE_MASK 0 x0000FFFF
#define POST_ERR_MASK 0 x1
#define POST_ERR_SHIFT 31
#define POST_ERR_RECOVERY_CODE_MASK 0 xFFF
/* Soft Reset register masks */
#define SLIPORT_SOFTRESET_SR_MASK 0 x00000080 /* SR bit */
/* MPU semphore POST stage values */
#define POST_STAGE_AWAITING_HOST_RDY 0 x1 /* FW awaiting goahead from host */
#define POST_STAGE_HOST_RDY 0 x2 /* Host has given go-ahed to FW */
#define POST_STAGE_BE_RESET 0 x3 /* Host wants to reset chip */
#define POST_STAGE_ARMFW_RDY 0 xc000 /* FW is done with POST */
#define POST_STAGE_RECOVERABLE_ERR 0 xE000 /* Recoverable err detected */
/* FW has detected a UE and is dumping FAT log data */
#define POST_STAGE_FAT_LOG_START 0 x0D00
#define POST_STAGE_ARMFW_UE 0 xF000 /*FW has asserted an UE*/
/* Lancer SLIPORT registers */
#define SLIPORT_STATUS_OFFSET 0 x404
#define SLIPORT_CONTROL_OFFSET 0 x408
#define SLIPORT_ERROR1_OFFSET 0 x40C
#define SLIPORT_ERROR2_OFFSET 0 x410
#define PHYSDEV_CONTROL_OFFSET 0 x414
#define SLIPORT_STATUS_ERR_MASK 0 x80000000
#define SLIPORT_STATUS_DIP_MASK 0 x02000000
#define SLIPORT_STATUS_RN_MASK 0 x01000000
#define SLIPORT_STATUS_RDY_MASK 0 x00800000
#define SLI_PORT_CONTROL_IP_MASK 0 x08000000
#define PHYSDEV_CONTROL_FW_RESET_MASK 0 x00000002
#define PHYSDEV_CONTROL_DD_MASK 0 x00000004
#define PHYSDEV_CONTROL_INP_MASK 0 x40000000
#define SLIPORT_ERROR_NO_RESOURCE1 0 x2
#define SLIPORT_ERROR_NO_RESOURCE2 0 x9
#define SLIPORT_ERROR_FW_RESET1 0 x2
#define SLIPORT_ERROR_FW_RESET2 0 x0
/********* Memory BAR register ************/
#define PCICFG_MEMBAR_CTRL_INT_CTRL_OFFSET 0 xfc
/* Host Interrupt Enable, if set interrupts are enabled although "PCI Interrupt
* Disable " may still globally block interrupts in addition to individual
* interrupt masks ; a mechanism for the device driver to block all interrupts
* atomically without having to arbitrate for the PCI Interrupt Disable bit
* with the OS .
*/
#define MEMBAR_CTRL_INT_CTRL_HOSTINTR_MASK BIT(29 ) /* bit 29 */
/********* PCI Function Capability *********/
#define BE_FUNCTION_CAPS_RSS 0 x2
#define BE_FUNCTION_CAPS_SUPER_NIC 0 x40
/********* Power management (WOL) **********/
#define PCICFG_PM_CONTROL_OFFSET 0 x44
#define PCICFG_PM_CONTROL_MASK 0 x108 /* bits 3 & 8 */
/********* Online Control Registers *******/
#define PCICFG_ONLINE0 0 xB0
#define PCICFG_ONLINE1 0 xB4
/********* UE Status and Mask Registers ***/
#define PCICFG_UE_STATUS_LOW 0 xA0
#define PCICFG_UE_STATUS_HIGH 0 xA4
#define PCICFG_UE_STATUS_LOW_MASK 0 xA8
#define PCICFG_UE_STATUS_HI_MASK 0 xAC
/******** SLI_INTF ***********************/
#define SLI_INTF_REG_OFFSET 0 x58
#define SLI_INTF_VALID_MASK 0 xE0000000
#define SLI_INTF_VALID 0 xC0000000
#define SLI_INTF_HINT2_MASK 0 x1F000000
#define SLI_INTF_HINT2_SHIFT 24
#define SLI_INTF_HINT1_MASK 0 x00FF0000
#define SLI_INTF_HINT1_SHIFT 16
#define SLI_INTF_FAMILY_MASK 0 x00000F00
#define SLI_INTF_FAMILY_SHIFT 8
#define SLI_INTF_IF_TYPE_MASK 0 x0000F000
#define SLI_INTF_IF_TYPE_SHIFT 12
#define SLI_INTF_REV_MASK 0 x000000F0
#define SLI_INTF_REV_SHIFT 4
#define SLI_INTF_FT_MASK 0 x00000001
#define SLI_INTF_TYPE_2 2
#define SLI_INTF_TYPE_3 3
/********* ISR0 Register offset **********/
#define CEV_ISR0_OFFSET 0 xC18
#define CEV_ISR_SIZE 4
/********* Event Q door bell *************/
#define DB_EQ_OFFSET DB_CQ_OFFSET
#define DB_EQ_RING_ID_MASK 0 x1FF /* bits 0 - 8 */
#define DB_EQ_RING_ID_EXT_MASK 0 x3e00 /* bits 9-13 */
#define DB_EQ_RING_ID_EXT_MASK_SHIFT (2 ) /* qid bits 9-13 placing at 11-15 */
/* Clear the interrupt for this eq */
#define DB_EQ_CLR_SHIFT (9 ) /* bit 9 */
/* Must be 1 */
#define DB_EQ_EVNT_SHIFT (10 ) /* bit 10 */
/* Number of event entries processed */
#define DB_EQ_NUM_POPPED_SHIFT (16 ) /* bits 16 - 28 */
/* Rearm bit */
#define DB_EQ_REARM_SHIFT (29 ) /* bit 29 */
/* Rearm to interrupt delay encoding */
#define DB_EQ_R2I_DLY_SHIFT (30 ) /* bits 30 - 31 */
/* Rearm to interrupt (R2I) delay multiplier encoding represents 3 different
* values configured in CEV_REARM2IRPT_DLY_MULT_CSR register . This value is
* programmed by host driver while ringing an EQ doorbell ( EQ_DB ) if a delay
* between rearming the EQ and next interrupt on this EQ is desired .
*/
#define R2I_DLY_ENC_0 0 /* No delay */
#define R2I_DLY_ENC_1 1 /* maps to 160us EQ delay */
#define R2I_DLY_ENC_2 2 /* maps to 96us EQ delay */
#define R2I_DLY_ENC_3 3 /* maps to 48us EQ delay */
/********* Compl Q door bell *************/
#define DB_CQ_OFFSET 0 x120
#define DB_CQ_RING_ID_MASK 0 x3FF /* bits 0 - 9 */
#define DB_CQ_RING_ID_EXT_MASK 0 x7C00 /* bits 10-14 */
#define DB_CQ_RING_ID_EXT_MASK_SHIFT (1 ) /* qid bits 10-14
placing at 11-15 */
/* Number of event entries processed */
#define DB_CQ_NUM_POPPED_SHIFT (16 ) /* bits 16 - 28 */
/* Rearm bit */
#define DB_CQ_REARM_SHIFT (29 ) /* bit 29 */
/********** TX ULP door bell *************/
#define DB_TXULP1_OFFSET 0 x60
#define DB_TXULP_RING_ID_MASK 0 x7FF /* bits 0 - 10 */
/* Number of tx entries posted */
#define DB_TXULP_NUM_POSTED_SHIFT (16 ) /* bits 16 - 29 */
#define DB_TXULP_NUM_POSTED_MASK 0 x3FFF /* bits 16 - 29 */
/********** RQ(erx) door bell ************/
#define DB_RQ_OFFSET 0 x100
#define DB_RQ_RING_ID_MASK 0 x3FF /* bits 0 - 9 */
/* Number of rx frags posted */
#define DB_RQ_NUM_POSTED_SHIFT (24 ) /* bits 24 - 31 */
/********** MCC door bell ************/
#define DB_MCCQ_OFFSET 0 x140
#define DB_MCCQ_RING_ID_MASK 0 x7FF /* bits 0 - 10 */
/* Number of entries posted */
#define DB_MCCQ_NUM_POSTED_SHIFT (16 ) /* bits 16 - 29 */
/********** SRIOV VF PCICFG OFFSET ********/
#define SRIOV_VF_PCICFG_OFFSET (4096 )
/********** FAT TABLE ********/
#define RETRIEVE_FAT 0
#define QUERY_FAT 1
/************* Rx Packet Type Encoding **************/
#define BE_UNICAST_PACKET 0
#define BE_MULTICAST_PACKET 1
#define BE_BROADCAST_PACKET 2
#define BE_RSVD_PACKET 3
/*
* BE descriptors : host memory data structures whose formats
* are hardwired in BE silicon .
*/
/* Event Queue Descriptor */
#define EQ_ENTRY_VALID_MASK 0 x1 /* bit 0 */
#define EQ_ENTRY_RES_ID_MASK 0 xFFFF /* bits 16 - 31 */
#define EQ_ENTRY_RES_ID_SHIFT 16
struct be_eq_entry {
u32 evt;
};
/* TX Queue Descriptor */
#define ETH_WRB_FRAG_LEN_MASK 0 xFFFF
struct be_eth_wrb {
__le32 frag_pa_hi; /* dword 0 */
__le32 frag_pa_lo; /* dword 1 */
u32 rsvd0; /* dword 2 */
__le32 frag_len; /* dword 3: bits 0 - 15 */
} __packed;
/* Pseudo amap definition for eth_hdr_wrb in which each bit of the
* actual structure is defined as a byte : used to calculate
* offset/shift/mask of each field */
struct amap_eth_hdr_wrb {
u8 rsvd0[32 ]; /* dword 0 */
u8 rsvd1[32 ]; /* dword 1 */
u8 complete; /* dword 2 */
u8 event;
u8 crc;
u8 forward;
u8 lso6;
u8 mgmt;
u8 ipcs;
u8 udpcs;
u8 tcpcs;
u8 lso;
u8 vlan;
u8 gso[2 ];
u8 num_wrb[5 ];
u8 lso_mss[14 ];
u8 len[16 ]; /* dword 3 */
u8 vlan_tag[16 ];
} __packed;
#define TX_HDR_WRB_COMPL 1 /* word 2 */
#define TX_HDR_WRB_EVT BIT(1 ) /* word 2 */
#define TX_HDR_WRB_NUM_SHIFT 13 /* word 2: bits 13:17 */
#define TX_HDR_WRB_NUM_MASK 0 x1F /* word 2: bits 13:17 */
struct be_eth_hdr_wrb {
__le32 dw[4 ];
};
/********* Tx Compl Status Encoding *********/
#define BE_TX_COMP_HDR_PARSE_ERR 0 x2
#define BE_TX_COMP_NDMA_ERR 0 x3
#define BE_TX_COMP_ACL_ERR 0 x5
#define LANCER_TX_COMP_LSO_ERR 0 x1
#define LANCER_TX_COMP_HSW_DROP_MAC_ERR 0 x3
#define LANCER_TX_COMP_HSW_DROP_VLAN_ERR 0 x5
#define LANCER_TX_COMP_QINQ_ERR 0 x7
#define LANCER_TX_COMP_SGE_ERR 0 x9
#define LANCER_TX_COMP_PARITY_ERR 0 xb
#define LANCER_TX_COMP_DMA_ERR 0 xd
/* TX Compl Queue Descriptor */
/* Pseudo amap definition for eth_tx_compl in which each bit of the
* actual structure is defined as a byte : used to calculate
* offset/shift/mask of each field */
struct amap_eth_tx_compl {
u8 wrb_index[16 ]; /* dword 0 */
u8 ct[2 ]; /* dword 0 */
u8 port[2 ]; /* dword 0 */
u8 rsvd0[8 ]; /* dword 0 */
u8 status[4 ]; /* dword 0 */
u8 user_bytes[16 ]; /* dword 1 */
u8 nwh_bytes[8 ]; /* dword 1 */
u8 lso; /* dword 1 */
u8 cast_enc[2 ]; /* dword 1 */
u8 rsvd1[5 ]; /* dword 1 */
u8 rsvd2[32 ]; /* dword 2 */
u8 pkts[16 ]; /* dword 3 */
u8 ringid[11 ]; /* dword 3 */
u8 hash_val[4 ]; /* dword 3 */
u8 valid; /* dword 3 */
} __packed;
struct be_eth_tx_compl {
u32 dw[4 ];
};
/* RX Queue Descriptor */
struct be_eth_rx_d {
u32 fragpa_hi;
u32 fragpa_lo;
};
/* RX Compl Queue Descriptor */
/* Pseudo amap definition for BE2 and BE3 legacy mode eth_rx_compl in which
* each bit of the actual structure is defined as a byte : used to calculate
* offset/shift/mask of each field */
struct amap_eth_rx_compl_v0 {
u8 vlan_tag[16 ]; /* dword 0 */
u8 pktsize[14 ]; /* dword 0 */
u8 port; /* dword 0 */
u8 ip_opt; /* dword 0 */
u8 err; /* dword 1 */
u8 rsshp; /* dword 1 */
u8 ipf; /* dword 1 */
u8 tcpf; /* dword 1 */
u8 udpf; /* dword 1 */
u8 ipcksm; /* dword 1 */
u8 l4_cksm; /* dword 1 */
u8 ip_version; /* dword 1 */
u8 macdst[6 ]; /* dword 1 */
u8 vtp; /* dword 1 */
u8 ip_frag; /* dword 1 */
u8 fragndx[10 ]; /* dword 1 */
u8 ct[2 ]; /* dword 1 */
u8 sw; /* dword 1 */
u8 numfrags[3 ]; /* dword 1 */
u8 rss_flush; /* dword 2 */
u8 cast_enc[2 ]; /* dword 2 */
u8 qnq; /* dword 2 */
u8 rss_bank; /* dword 2 */
u8 rsvd1[23 ]; /* dword 2 */
u8 lro_pkt; /* dword 2 */
u8 rsvd2[2 ]; /* dword 2 */
u8 valid; /* dword 2 */
u8 rsshash[32 ]; /* dword 3 */
} __packed;
/* Pseudo amap definition for BE3 native mode eth_rx_compl in which
* each bit of the actual structure is defined as a byte : used to calculate
* offset/shift/mask of each field */
struct amap_eth_rx_compl_v1 {
u8 vlan_tag[16 ]; /* dword 0 */
u8 pktsize[14 ]; /* dword 0 */
u8 vtp; /* dword 0 */
u8 ip_opt; /* dword 0 */
u8 err; /* dword 1 */
u8 rsshp; /* dword 1 */
u8 ipf; /* dword 1 */
u8 tcpf; /* dword 1 */
u8 udpf; /* dword 1 */
u8 ipcksm; /* dword 1 */
u8 l4_cksm; /* dword 1 */
u8 ip_version; /* dword 1 */
u8 macdst[7 ]; /* dword 1 */
u8 rsvd0; /* dword 1 */
u8 fragndx[10 ]; /* dword 1 */
u8 ct[2 ]; /* dword 1 */
u8 sw; /* dword 1 */
u8 numfrags[3 ]; /* dword 1 */
u8 rss_flush; /* dword 2 */
u8 cast_enc[2 ]; /* dword 2 */
u8 qnq; /* dword 2 */
u8 rss_bank; /* dword 2 */
u8 port[2 ]; /* dword 2 */
u8 vntagp; /* dword 2 */
u8 header_len[8 ]; /* dword 2 */
u8 header_split[2 ]; /* dword 2 */
u8 rsvd1[12 ]; /* dword 2 */
u8 tunneled;
u8 valid; /* dword 2 */
u8 rsshash[32 ]; /* dword 3 */
} __packed;
struct be_eth_rx_compl {
u32 dw[4 ];
};
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