649 lines
26 KiB
C
649 lines
26 KiB
C
|
/* SPDX-License-Identifier: GPL-2.0 */
|
|||
|
|
/*
|
|||
|
|
* This is copied + edited from kernel header files in
|
|||
|
|
* drivers/net/ethernet/intel/igb
|
|||
|
|
*/
|
|||
|
|
|
|||
|
|
#ifndef HW_IGB_REGS_H_
|
|||
|
|
#define HW_IGB_REGS_H_
|
|||
|
|
|
|||
|
|
#include "e1000x_regs.h"
|
|||
|
|
|
|||
|
|
/* from igb/e1000_hw.h */
|
|||
|
|
|
|||
|
|
#define E1000_DEV_ID_82576 0x10C9
|
|||
|
|
#define E1000_DEV_ID_82576_FIBER 0x10E6
|
|||
|
|
#define E1000_DEV_ID_82576_SERDES 0x10E7
|
|||
|
|
#define E1000_DEV_ID_82576_QUAD_COPPER 0x10E8
|
|||
|
|
#define E1000_DEV_ID_82576_QUAD_COPPER_ET2 0x1526
|
|||
|
|
#define E1000_DEV_ID_82576_NS 0x150A
|
|||
|
|
#define E1000_DEV_ID_82576_NS_SERDES 0x1518
|
|||
|
|
#define E1000_DEV_ID_82576_SERDES_QUAD 0x150D
|
|||
|
|
|
|||
|
|
/* Context Descriptor */
|
|||
|
|
struct e1000_adv_tx_context_desc {
|
|||
|
|
uint32_t vlan_macip_lens;
|
|||
|
|
uint32_t seqnum_seed;
|
|||
|
|
uint32_t type_tucmd_mlhl;
|
|||
|
|
uint32_t mss_l4len_idx;
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
/* Advanced Transmit Descriptor */
|
|||
|
|
union e1000_adv_tx_desc {
|
|||
|
|
struct {
|
|||
|
|
uint64_t buffer_addr; /* Address of descriptor's data buffer */
|
|||
|
|
uint32_t cmd_type_len;
|
|||
|
|
uint32_t olinfo_status;
|
|||
|
|
} read;
|
|||
|
|
struct {
|
|||
|
|
uint64_t rsvd; /* Reserved */
|
|||
|
|
uint32_t nxtseq_seed;
|
|||
|
|
uint32_t status;
|
|||
|
|
} wb;
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
#define E1000_ADVTXD_DTYP_CTXT 0x00200000 /* Advanced Context Descriptor */
|
|||
|
|
#define E1000_ADVTXD_DTYP_DATA 0x00300000 /* Advanced Data Descriptor */
|
|||
|
|
#define E1000_ADVTXD_DCMD_DEXT 0x20000000 /* Descriptor Extension (1=Adv) */
|
|||
|
|
#define E1000_ADVTXD_DCMD_TSE 0x80000000 /* TCP/UDP Segmentation Enable */
|
|||
|
|
|
|||
|
|
#define E1000_ADVTXD_POTS_IXSM 0x00000100 /* Insert TCP/UDP Checksum */
|
|||
|
|
#define E1000_ADVTXD_POTS_TXSM 0x00000200 /* Insert TCP/UDP Checksum */
|
|||
|
|
|
|||
|
|
#define E1000_TXD_POPTS_IXSM 0x00000001 /* Insert IP checksum */
|
|||
|
|
#define E1000_TXD_POPTS_TXSM 0x00000002 /* Insert TCP/UDP checksum */
|
|||
|
|
|
|||
|
|
/* Receive Descriptor - Advanced */
|
|||
|
|
union e1000_adv_rx_desc {
|
|||
|
|
struct {
|
|||
|
|
uint64_t pkt_addr; /* Packet Buffer Address */
|
|||
|
|
uint64_t hdr_addr; /* Header Buffer Address */
|
|||
|
|
} read;
|
|||
|
|
struct {
|
|||
|
|
struct {
|
|||
|
|
struct {
|
|||
|
|
uint16_t pkt_info; /* RSS Type, Packet Type */
|
|||
|
|
uint16_t hdr_info; /* Split Head, Buffer Length */
|
|||
|
|
} lo_dword;
|
|||
|
|
union {
|
|||
|
|
uint32_t rss; /* RSS Hash */
|
|||
|
|
struct {
|
|||
|
|
uint16_t ip_id; /* IP Id */
|
|||
|
|
uint16_t csum; /* Packet Checksum */
|
|||
|
|
} csum_ip;
|
|||
|
|
} hi_dword;
|
|||
|
|
} lower;
|
|||
|
|
struct {
|
|||
|
|
uint32_t status_error; /* Ext Status/Error */
|
|||
|
|
uint16_t length; /* Packet Length */
|
|||
|
|
uint16_t vlan; /* VLAN tag */
|
|||
|
|
} upper;
|
|||
|
|
} wb; /* writeback */
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
/* from igb/e1000_phy.h */
|
|||
|
|
|
|||
|
|
/* IGP01E1000 Specific Registers */
|
|||
|
|
#define IGP01E1000_PHY_PORT_CONFIG 0x10 /* Port Config */
|
|||
|
|
#define IGP01E1000_PHY_PORT_STATUS 0x11 /* Status */
|
|||
|
|
#define IGP01E1000_PHY_PORT_CTRL 0x12 /* Control */
|
|||
|
|
#define IGP01E1000_PHY_LINK_HEALTH 0x13 /* PHY Link Health */
|
|||
|
|
#define IGP02E1000_PHY_POWER_MGMT 0x19 /* Power Management */
|
|||
|
|
#define IGP01E1000_PHY_PAGE_SELECT 0x1F /* Page Select */
|
|||
|
|
#define IGP01E1000_PHY_PCS_INIT_REG 0x00B4
|
|||
|
|
#define IGP01E1000_PHY_POLARITY_MASK 0x0078
|
|||
|
|
#define IGP01E1000_PSCR_AUTO_MDIX 0x1000
|
|||
|
|
#define IGP01E1000_PSCR_FORCE_MDI_MDIX 0x2000 /* 0=MDI, 1=MDIX */
|
|||
|
|
#define IGP01E1000_PSCFR_SMART_SPEED 0x0080
|
|||
|
|
|
|||
|
|
/* Enable flexible speed on link-up */
|
|||
|
|
#define IGP02E1000_PM_D0_LPLU 0x0002 /* For D0a states */
|
|||
|
|
#define IGP02E1000_PM_D3_LPLU 0x0004 /* For all other states */
|
|||
|
|
#define IGP01E1000_PLHR_SS_DOWNGRADE 0x8000
|
|||
|
|
#define IGP01E1000_PSSR_POLARITY_REVERSED 0x0002
|
|||
|
|
#define IGP01E1000_PSSR_MDIX 0x0800
|
|||
|
|
#define IGP01E1000_PSSR_SPEED_MASK 0xC000
|
|||
|
|
#define IGP01E1000_PSSR_SPEED_1000MBPS 0xC000
|
|||
|
|
#define IGP02E1000_PHY_CHANNEL_NUM 4
|
|||
|
|
#define IGP02E1000_PHY_AGC_A 0x11B1
|
|||
|
|
#define IGP02E1000_PHY_AGC_B 0x12B1
|
|||
|
|
#define IGP02E1000_PHY_AGC_C 0x14B1
|
|||
|
|
#define IGP02E1000_PHY_AGC_D 0x18B1
|
|||
|
|
#define IGP02E1000_AGC_LENGTH_SHIFT 9 /* Course - 15:13, Fine - 12:9 */
|
|||
|
|
#define IGP02E1000_AGC_LENGTH_MASK 0x7F
|
|||
|
|
#define IGP02E1000_AGC_RANGE 15
|
|||
|
|
|
|||
|
|
/* from igb/igb.h */
|
|||
|
|
|
|||
|
|
#define E1000_PCS_CFG_IGN_SD 1
|
|||
|
|
|
|||
|
|
/* Interrupt defines */
|
|||
|
|
#define IGB_START_ITR 648 /* ~6000 ints/sec */
|
|||
|
|
#define IGB_4K_ITR 980
|
|||
|
|
#define IGB_20K_ITR 196
|
|||
|
|
#define IGB_70K_ITR 56
|
|||
|
|
|
|||
|
|
/* TX/RX descriptor defines */
|
|||
|
|
#define IGB_DEFAULT_TXD 256
|
|||
|
|
#define IGB_DEFAULT_TX_WORK 128
|
|||
|
|
#define IGB_MIN_TXD 80
|
|||
|
|
#define IGB_MAX_TXD 4096
|
|||
|
|
|
|||
|
|
#define IGB_DEFAULT_RXD 256
|
|||
|
|
#define IGB_MIN_RXD 80
|
|||
|
|
#define IGB_MAX_RXD 4096
|
|||
|
|
|
|||
|
|
#define IGB_DEFAULT_ITR 3 /* dynamic */
|
|||
|
|
#define IGB_MAX_ITR_USECS 10000
|
|||
|
|
#define IGB_MIN_ITR_USECS 10
|
|||
|
|
#define NON_Q_VECTORS 1
|
|||
|
|
#define MAX_Q_VECTORS 8
|
|||
|
|
#define MAX_MSIX_ENTRIES 10
|
|||
|
|
|
|||
|
|
/* Transmit and receive queues */
|
|||
|
|
#define IGB_MAX_RX_QUEUES 8
|
|||
|
|
#define IGB_MAX_RX_QUEUES_82575 4
|
|||
|
|
#define IGB_MAX_RX_QUEUES_I211 2
|
|||
|
|
#define IGB_MAX_TX_QUEUES 8
|
|||
|
|
#define IGB_MAX_VF_MC_ENTRIES 30
|
|||
|
|
#define IGB_MAX_VF_FUNCTIONS 8
|
|||
|
|
#define IGB_MAX_VFTA_ENTRIES 128
|
|||
|
|
#define IGB_82576_VF_DEV_ID 0x10CA
|
|||
|
|
#define IGB_I350_VF_DEV_ID 0x1520
|
|||
|
|
|
|||
|
|
/* from igb/e1000_82575.h */
|
|||
|
|
|
|||
|
|
#define E1000_MRQC_ENABLE_RSS_MQ 0x00000002
|
|||
|
|
#define E1000_MRQC_ENABLE_VMDQ 0x00000003
|
|||
|
|
#define E1000_MRQC_RSS_FIELD_IPV4_UDP 0x00400000
|
|||
|
|
#define E1000_MRQC_ENABLE_VMDQ_RSS_MQ 0x00000005
|
|||
|
|
#define E1000_MRQC_RSS_FIELD_IPV6_UDP 0x00800000
|
|||
|
|
#define E1000_MRQC_RSS_FIELD_IPV6_UDP_EX 0x01000000
|
|||
|
|
|
|||
|
|
/* Additional Receive Descriptor Control definitions */
|
|||
|
|
#define E1000_RXDCTL_QUEUE_ENABLE 0x02000000 /* Enable specific Rx Queue */
|
|||
|
|
|
|||
|
|
/* Direct Cache Access (DCA) definitions */
|
|||
|
|
#define E1000_DCA_CTRL_DCA_MODE_DISABLE 0x01 /* DCA Disable */
|
|||
|
|
#define E1000_DCA_CTRL_DCA_MODE_CB2 0x02 /* DCA Mode CB2 */
|
|||
|
|
|
|||
|
|
#define E1000_DCA_RXCTRL_CPUID_MASK 0x0000001F /* Rx CPUID Mask */
|
|||
|
|
#define E1000_DCA_RXCTRL_DESC_DCA_EN BIT(5) /* DCA Rx Desc enable */
|
|||
|
|
#define E1000_DCA_RXCTRL_HEAD_DCA_EN BIT(6) /* DCA Rx Desc header enable */
|
|||
|
|
#define E1000_DCA_RXCTRL_DATA_DCA_EN BIT(7) /* DCA Rx Desc payload enable */
|
|||
|
|
#define E1000_DCA_RXCTRL_DESC_RRO_EN BIT(9) /* DCA Rx rd Desc Relax Order */
|
|||
|
|
|
|||
|
|
#define E1000_DCA_TXCTRL_CPUID_MASK 0x0000001F /* Tx CPUID Mask */
|
|||
|
|
#define E1000_DCA_TXCTRL_DESC_DCA_EN BIT(5) /* DCA Tx Desc enable */
|
|||
|
|
#define E1000_DCA_TXCTRL_DESC_RRO_EN BIT(9) /* Tx rd Desc Relax Order */
|
|||
|
|
#define E1000_DCA_TXCTRL_TX_WB_RO_EN BIT(11) /* Tx Desc writeback RO bit */
|
|||
|
|
#define E1000_DCA_TXCTRL_DATA_RRO_EN BIT(13) /* Tx rd data Relax Order */
|
|||
|
|
|
|||
|
|
/* Additional DCA related definitions, note change in position of CPUID */
|
|||
|
|
#define E1000_DCA_TXCTRL_CPUID_MASK_82576 0xFF000000 /* Tx CPUID Mask */
|
|||
|
|
#define E1000_DCA_RXCTRL_CPUID_MASK_82576 0xFF000000 /* Rx CPUID Mask */
|
|||
|
|
#define E1000_DCA_TXCTRL_CPUID_SHIFT 24 /* Tx CPUID now in the last byte */
|
|||
|
|
#define E1000_DCA_RXCTRL_CPUID_SHIFT 24 /* Rx CPUID now in the last byte */
|
|||
|
|
|
|||
|
|
#define E1000_DTXSWC_MAC_SPOOF_MASK 0x000000FF /* Per VF MAC spoof control */
|
|||
|
|
#define E1000_DTXSWC_VLAN_SPOOF_MASK 0x0000FF00 /* Per VF VLAN spoof control */
|
|||
|
|
#define E1000_DTXSWC_LLE_MASK 0x00FF0000 /* Per VF Local LB enables */
|
|||
|
|
#define E1000_DTXSWC_VLAN_SPOOF_SHIFT 8
|
|||
|
|
#define E1000_DTXSWC_VMDQ_LOOPBACK_EN BIT(31) /* global VF LB enable */
|
|||
|
|
|
|||
|
|
/* Easy defines for setting default pool, would normally be left a zero */
|
|||
|
|
#define E1000_VT_CTL_DEFAULT_POOL_SHIFT 7
|
|||
|
|
#define E1000_VT_CTL_DEFAULT_POOL_MASK (0x7 << E1000_VT_CTL_DEFAULT_POOL_SHIFT)
|
|||
|
|
|
|||
|
|
/* Other useful VMD_CTL register defines */
|
|||
|
|
#define E1000_VT_CTL_IGNORE_MAC BIT(28)
|
|||
|
|
#define E1000_VT_CTL_DISABLE_DEF_POOL BIT(29)
|
|||
|
|
#define E1000_VT_CTL_VM_REPL_EN BIT(30)
|
|||
|
|
|
|||
|
|
/* Per VM Offload register setup */
|
|||
|
|
#define E1000_VMOLR_RLPML_MASK 0x00003FFF /* Long Packet Maximum Length mask */
|
|||
|
|
#define E1000_VMOLR_LPE 0x00010000 /* Accept Long packet */
|
|||
|
|
#define E1000_VMOLR_RSSE 0x00020000 /* Enable RSS */
|
|||
|
|
#define E1000_VMOLR_AUPE 0x01000000 /* Accept untagged packets */
|
|||
|
|
#define E1000_VMOLR_ROMPE 0x02000000 /* Accept overflow multicast */
|
|||
|
|
#define E1000_VMOLR_ROPE 0x04000000 /* Accept overflow unicast */
|
|||
|
|
#define E1000_VMOLR_BAM 0x08000000 /* Accept Broadcast packets */
|
|||
|
|
#define E1000_VMOLR_MPME 0x10000000 /* Multicast promiscuous mode */
|
|||
|
|
#define E1000_VMOLR_STRVLAN 0x40000000 /* Vlan stripping enable */
|
|||
|
|
#define E1000_VMOLR_STRCRC 0x80000000 /* CRC stripping enable */
|
|||
|
|
|
|||
|
|
#define E1000_DVMOLR_HIDEVLAN 0x20000000 /* Hide vlan enable */
|
|||
|
|
#define E1000_DVMOLR_STRVLAN 0x40000000 /* Vlan stripping enable */
|
|||
|
|
#define E1000_DVMOLR_STRCRC 0x80000000 /* CRC stripping enable */
|
|||
|
|
|
|||
|
|
#define E1000_VLVF_ARRAY_SIZE 32
|
|||
|
|
#define E1000_VLVF_VLANID_MASK 0x00000FFF
|
|||
|
|
#define E1000_VLVF_POOLSEL_SHIFT 12
|
|||
|
|
#define E1000_VLVF_POOLSEL_MASK (0xFF << E1000_VLVF_POOLSEL_SHIFT)
|
|||
|
|
#define E1000_VLVF_LVLAN 0x00100000
|
|||
|
|
#define E1000_VLVF_VLANID_ENABLE 0x80000000
|
|||
|
|
|
|||
|
|
#define E1000_VMVIR_VLANA_DEFAULT 0x40000000 /* Always use default VLAN */
|
|||
|
|
#define E1000_VMVIR_VLANA_NEVER 0x80000000 /* Never insert VLAN tag */
|
|||
|
|
|
|||
|
|
#define E1000_IOVCTL 0x05BBC
|
|||
|
|
#define E1000_IOVCTL_REUSE_VFQ 0x00000001
|
|||
|
|
|
|||
|
|
#define E1000_RPLOLR_STRVLAN 0x40000000
|
|||
|
|
#define E1000_RPLOLR_STRCRC 0x80000000
|
|||
|
|
|
|||
|
|
#define E1000_DTXCTL_8023LL 0x0004
|
|||
|
|
#define E1000_DTXCTL_VLAN_ADDED 0x0008
|
|||
|
|
#define E1000_DTXCTL_OOS_ENABLE 0x0010
|
|||
|
|
#define E1000_DTXCTL_MDP_EN 0x0020
|
|||
|
|
#define E1000_DTXCTL_SPOOF_INT 0x0040
|
|||
|
|
|
|||
|
|
/* from igb/e1000_defines.h */
|
|||
|
|
|
|||
|
|
#define E1000_IVAR_VALID 0x80
|
|||
|
|
#define E1000_GPIE_NSICR 0x00000001
|
|||
|
|
#define E1000_GPIE_MSIX_MODE 0x00000010
|
|||
|
|
#define E1000_GPIE_EIAME 0x40000000
|
|||
|
|
#define E1000_GPIE_PBA 0x80000000
|
|||
|
|
|
|||
|
|
/* Transmit Control */
|
|||
|
|
#define E1000_TCTL_EN 0x00000002 /* enable tx */
|
|||
|
|
#define E1000_TCTL_PSP 0x00000008 /* pad short packets */
|
|||
|
|
#define E1000_TCTL_CT 0x00000ff0 /* collision threshold */
|
|||
|
|
#define E1000_TCTL_COLD 0x003ff000 /* collision distance */
|
|||
|
|
#define E1000_TCTL_RTLC 0x01000000 /* Re-transmit on late collision */
|
|||
|
|
|
|||
|
|
/* Collision related configuration parameters */
|
|||
|
|
#define E1000_COLLISION_THRESHOLD 15
|
|||
|
|
#define E1000_CT_SHIFT 4
|
|||
|
|
#define E1000_COLLISION_DISTANCE 63
|
|||
|
|
#define E1000_COLD_SHIFT 12
|
|||
|
|
|
|||
|
|
#define E1000_RAH_POOL_MASK 0x03FC0000
|
|||
|
|
#define E1000_RAH_POOL_1 0x00040000
|
|||
|
|
|
|||
|
|
#define E1000_ICR_VMMB 0x00000100 /* VM MB event */
|
|||
|
|
#define E1000_ICR_TS 0x00080000 /* Time Sync Interrupt */
|
|||
|
|
#define E1000_ICR_DRSTA 0x40000000 /* Device Reset Asserted */
|
|||
|
|
/* If this bit asserted, the driver should claim the interrupt */
|
|||
|
|
#define E1000_ICR_INT_ASSERTED 0x80000000
|
|||
|
|
/* LAN connected device generates an interrupt */
|
|||
|
|
#define E1000_ICR_DOUTSYNC 0x10000000 /* NIC DMA out of sync */
|
|||
|
|
|
|||
|
|
/* Extended Interrupt Cause Read */
|
|||
|
|
#define E1000_EICR_RX_QUEUE0 0x00000001 /* Rx Queue 0 Interrupt */
|
|||
|
|
#define E1000_EICR_RX_QUEUE1 0x00000002 /* Rx Queue 1 Interrupt */
|
|||
|
|
#define E1000_EICR_RX_QUEUE2 0x00000004 /* Rx Queue 2 Interrupt */
|
|||
|
|
#define E1000_EICR_RX_QUEUE3 0x00000008 /* Rx Queue 3 Interrupt */
|
|||
|
|
#define E1000_EICR_TX_QUEUE0 0x00000100 /* Tx Queue 0 Interrupt */
|
|||
|
|
#define E1000_EICR_TX_QUEUE1 0x00000200 /* Tx Queue 1 Interrupt */
|
|||
|
|
#define E1000_EICR_TX_QUEUE2 0x00000400 /* Tx Queue 2 Interrupt */
|
|||
|
|
#define E1000_EICR_TX_QUEUE3 0x00000800 /* Tx Queue 3 Interrupt */
|
|||
|
|
#define E1000_EICR_OTHER 0x80000000 /* Interrupt Cause Active */
|
|||
|
|
|
|||
|
|
/* Extended Interrupt Cause Set */
|
|||
|
|
/* E1000_EITR_CNT_IGNR is only for 82576 and newer */
|
|||
|
|
#define E1000_EITR_CNT_IGNR 0x80000000 /* Don't reset counters on write */
|
|||
|
|
|
|||
|
|
/* PCI Express Control */
|
|||
|
|
#define E1000_GCR_CMPL_TMOUT_MASK 0x0000F000
|
|||
|
|
#define E1000_GCR_CMPL_TMOUT_10ms 0x00001000
|
|||
|
|
#define E1000_GCR_CMPL_TMOUT_RESEND 0x00010000
|
|||
|
|
#define E1000_GCR_CAP_VER2 0x00040000
|
|||
|
|
|
|||
|
|
#define PHY_REVISION_MASK 0xFFFFFFF0
|
|||
|
|
#define MAX_PHY_REG_ADDRESS 0x1F /* 5 bit address bus (0-0x1F) */
|
|||
|
|
#define MAX_PHY_MULTI_PAGE_REG 0xF
|
|||
|
|
|
|||
|
|
#define IGP03E1000_E_PHY_ID 0x02A80390
|
|||
|
|
|
|||
|
|
/* from igb/e1000_mbox.h */
|
|||
|
|
|
|||
|
|
#define E1000_P2VMAILBOX_STS 0x00000001 /* Initiate message send to VF */
|
|||
|
|
#define E1000_P2VMAILBOX_ACK 0x00000002 /* Ack message recv'd from VF */
|
|||
|
|
#define E1000_P2VMAILBOX_VFU 0x00000004 /* VF owns the mailbox buffer */
|
|||
|
|
#define E1000_P2VMAILBOX_PFU 0x00000008 /* PF owns the mailbox buffer */
|
|||
|
|
#define E1000_P2VMAILBOX_RVFU 0x00000010 /* Reset VFU - used when VF stuck */
|
|||
|
|
|
|||
|
|
#define E1000_MBVFICR_VFREQ_MASK 0x000000FF /* bits for VF messages */
|
|||
|
|
#define E1000_MBVFICR_VFREQ_VF1 0x00000001 /* bit for VF 1 message */
|
|||
|
|
#define E1000_MBVFICR_VFACK_MASK 0x00FF0000 /* bits for VF acks */
|
|||
|
|
#define E1000_MBVFICR_VFACK_VF1 0x00010000 /* bit for VF 1 ack */
|
|||
|
|
|
|||
|
|
#define E1000_V2PMAILBOX_SIZE 16 /* 16 32 bit words - 64 bytes */
|
|||
|
|
|
|||
|
|
/*
|
|||
|
|
* If it's a E1000_VF_* msg then it originates in the VF and is sent to the
|
|||
|
|
* PF. The reverse is true if it is E1000_PF_*.
|
|||
|
|
* Message ACK's are the value or'd with 0xF0000000
|
|||
|
|
*/
|
|||
|
|
/* Messages below or'd with this are the ACK */
|
|||
|
|
#define E1000_VT_MSGTYPE_ACK 0x80000000
|
|||
|
|
/* Messages below or'd with this are the NACK */
|
|||
|
|
#define E1000_VT_MSGTYPE_NACK 0x40000000
|
|||
|
|
/* Indicates that VF is still clear to send requests */
|
|||
|
|
#define E1000_VT_MSGTYPE_CTS 0x20000000
|
|||
|
|
#define E1000_VT_MSGINFO_SHIFT 16
|
|||
|
|
/* bits 23:16 are used for exra info for certain messages */
|
|||
|
|
#define E1000_VT_MSGINFO_MASK (0xFF << E1000_VT_MSGINFO_SHIFT)
|
|||
|
|
|
|||
|
|
#define E1000_VF_RESET 0x01 /* VF requests reset */
|
|||
|
|
#define E1000_VF_SET_MAC_ADDR 0x02 /* VF requests to set MAC addr */
|
|||
|
|
/* VF requests to clear all unicast MAC filters */
|
|||
|
|
#define E1000_VF_MAC_FILTER_CLR (0x01 << E1000_VT_MSGINFO_SHIFT)
|
|||
|
|
/* VF requests to add unicast MAC filter */
|
|||
|
|
#define E1000_VF_MAC_FILTER_ADD (0x02 << E1000_VT_MSGINFO_SHIFT)
|
|||
|
|
#define E1000_VF_SET_MULTICAST 0x03 /* VF requests to set MC addr */
|
|||
|
|
#define E1000_VF_SET_VLAN 0x04 /* VF requests to set VLAN */
|
|||
|
|
#define E1000_VF_SET_LPE 0x05 /* VF requests to set VMOLR.LPE */
|
|||
|
|
#define E1000_VF_SET_PROMISC 0x06 /*VF requests to clear VMOLR.ROPE/MPME*/
|
|||
|
|
#define E1000_VF_SET_PROMISC_MULTICAST (0x02 << E1000_VT_MSGINFO_SHIFT)
|
|||
|
|
|
|||
|
|
#define E1000_PF_CONTROL_MSG 0x0100 /* PF control message */
|
|||
|
|
|
|||
|
|
/* from igb/e1000_regs.h */
|
|||
|
|
|
|||
|
|
#define E1000_EICR 0x01580 /* Ext. Interrupt Cause Read - R/clr */
|
|||
|
|
#define E1000_EITR(_n) (0x01680 + (0x4 * (_n)))
|
|||
|
|
#define E1000_EICS 0x01520 /* Ext. Interrupt Cause Set - W0 */
|
|||
|
|
#define E1000_EIMS 0x01524 /* Ext. Interrupt Mask Set/Read - RW */
|
|||
|
|
#define E1000_EIMC 0x01528 /* Ext. Interrupt Mask Clear - WO */
|
|||
|
|
#define E1000_EIAC 0x0152C /* Ext. Interrupt Auto Clear - RW */
|
|||
|
|
#define E1000_EIAM 0x01530 /* Ext. Interrupt Ack Auto Clear Mask - RW */
|
|||
|
|
#define E1000_GPIE 0x01514 /* General Purpose Interrupt Enable; RW */
|
|||
|
|
#define E1000_IVAR0 0x01700 /* Interrupt Vector Allocation Register - RW */
|
|||
|
|
#define E1000_IVAR_MISC 0x01740 /* Interrupt Vector Allocation Register (last) - RW */
|
|||
|
|
#define E1000_FRTIMER 0x01048 /* Free Running Timer - RW */
|
|||
|
|
#define E1000_FCRTV 0x02460 /* Flow Control Refresh Timer Value - RW */
|
|||
|
|
|
|||
|
|
#define E1000_RQDPC(_n) (0x0C030 + ((_n) * 0x40))
|
|||
|
|
|
|||
|
|
#define E1000_RXPBS 0x02404 /* Rx Packet Buffer Size - RW */
|
|||
|
|
#define E1000_TXPBS 0x03404 /* Tx Packet Buffer Size - RW */
|
|||
|
|
|
|||
|
|
#define E1000_DTXCTL 0x03590 /* DMA TX Control - RW */
|
|||
|
|
|
|||
|
|
#define E1000_HTCBDPC 0x04124 /* Host TX Circuit Breaker Dropped Count */
|
|||
|
|
#define E1000_RLPML 0x05004 /* RX Long Packet Max Length */
|
|||
|
|
#define E1000_RA2 0x054E0 /* 2nd half of Rx address array - RW Array */
|
|||
|
|
#define E1000_PSRTYPE(_i) (0x05480 + ((_i) * 4))
|
|||
|
|
#define E1000_VT_CTL 0x0581C /* VMDq Control - RW */
|
|||
|
|
|
|||
|
|
/* VT Registers */
|
|||
|
|
#define E1000_MBVFICR 0x00C80 /* Mailbox VF Cause - RWC */
|
|||
|
|
#define E1000_MBVFIMR 0x00C84 /* Mailbox VF int Mask - RW */
|
|||
|
|
#define E1000_VFLRE 0x00C88 /* VF Register Events - RWC */
|
|||
|
|
#define E1000_VFRE 0x00C8C /* VF Receive Enables */
|
|||
|
|
#define E1000_VFTE 0x00C90 /* VF Transmit Enables */
|
|||
|
|
#define E1000_QDE 0x02408 /* Queue Drop Enable - RW */
|
|||
|
|
#define E1000_DTXSWC 0x03500 /* DMA Tx Switch Control - RW */
|
|||
|
|
#define E1000_WVBR 0x03554 /* VM Wrong Behavior - RWS */
|
|||
|
|
#define E1000_RPLOLR 0x05AF0 /* Replication Offload - RW */
|
|||
|
|
#define E1000_UTA 0x0A000 /* Unicast Table Array - RW */
|
|||
|
|
#define E1000_IOVTCL 0x05BBC /* IOV Control Register */
|
|||
|
|
#define E1000_TXSWC 0x05ACC /* Tx Switch Control */
|
|||
|
|
#define E1000_LVMMC 0x03548 /* Last VM Misbehavior cause */
|
|||
|
|
/* These act per VF so an array friendly macro is used */
|
|||
|
|
#define E1000_P2VMAILBOX(_n) (0x00C00 + (4 * (_n)))
|
|||
|
|
#define E1000_VMBMEM(_n) (0x00800 + (64 * (_n)))
|
|||
|
|
#define E1000_VMOLR(_n) (0x05AD0 + (4 * (_n)))
|
|||
|
|
#define E1000_DVMOLR(_n) (0x0C038 + (64 * (_n)))
|
|||
|
|
#define E1000_VLVF(_n) (0x05D00 + (4 * (_n))) /* VLAN VM Filter */
|
|||
|
|
#define E1000_VMVIR(_n) (0x03700 + (4 * (_n)))
|
|||
|
|
|
|||
|
|
/* from igbvf/defines.h */
|
|||
|
|
|
|||
|
|
/* SRRCTL bit definitions */
|
|||
|
|
#define E1000_SRRCTL_BSIZEPKT_SHIFT 10 /* Shift _right_ */
|
|||
|
|
#define E1000_SRRCTL_BSIZEHDRSIZE_MASK 0x00000F00
|
|||
|
|
#define E1000_SRRCTL_BSIZEHDRSIZE_SHIFT 2 /* Shift _left_ */
|
|||
|
|
#define E1000_SRRCTL_DESCTYPE_ADV_ONEBUF 0x02000000
|
|||
|
|
#define E1000_SRRCTL_DESCTYPE_HDR_SPLIT_ALWAYS 0x0A000000
|
|||
|
|
#define E1000_SRRCTL_DESCTYPE_MASK 0x0E000000
|
|||
|
|
#define E1000_SRRCTL_DROP_EN 0x80000000
|
|||
|
|
|
|||
|
|
#define E1000_SRRCTL_BSIZEPKT_MASK 0x0000007F
|
|||
|
|
#define E1000_SRRCTL_BSIZEHDR_MASK 0x00003F00
|
|||
|
|
|
|||
|
|
/* from igbvf/mbox.h */
|
|||
|
|
|
|||
|
|
#define E1000_V2PMAILBOX_REQ 0x00000001 /* Request for PF Ready bit */
|
|||
|
|
#define E1000_V2PMAILBOX_ACK 0x00000002 /* Ack PF message received */
|
|||
|
|
#define E1000_V2PMAILBOX_VFU 0x00000004 /* VF owns the mailbox buffer */
|
|||
|
|
#define E1000_V2PMAILBOX_PFU 0x00000008 /* PF owns the mailbox buffer */
|
|||
|
|
#define E1000_V2PMAILBOX_PFSTS 0x00000010 /* PF wrote a message in the MB */
|
|||
|
|
#define E1000_V2PMAILBOX_PFACK 0x00000020 /* PF ack the previous VF msg */
|
|||
|
|
#define E1000_V2PMAILBOX_RSTI 0x00000040 /* PF has reset indication */
|
|||
|
|
#define E1000_V2PMAILBOX_RSTD 0x00000080 /* PF has indicated reset done */
|
|||
|
|
#define E1000_V2PMAILBOX_R2C_BITS 0x000000B0 /* All read to clear bits */
|
|||
|
|
|
|||
|
|
#define E1000_VFMAILBOX_SIZE 16 /* 16 32 bit words - 64 bytes */
|
|||
|
|
|
|||
|
|
/*
|
|||
|
|
* If it's a E1000_VF_* msg then it originates in the VF and is sent to the
|
|||
|
|
* PF. The reverse is true if it is E1000_PF_*.
|
|||
|
|
* Message ACK's are the value or'd with 0xF0000000
|
|||
|
|
*/
|
|||
|
|
/* Messages below or'd with this are the ACK */
|
|||
|
|
#define E1000_VT_MSGTYPE_ACK 0x80000000
|
|||
|
|
/* Messages below or'd with this are the NACK */
|
|||
|
|
#define E1000_VT_MSGTYPE_NACK 0x40000000
|
|||
|
|
/* Indicates that VF is still clear to send requests */
|
|||
|
|
#define E1000_VT_MSGTYPE_CTS 0x20000000
|
|||
|
|
|
|||
|
|
/* We have a total wait time of 1s for vf mailbox posted messages */
|
|||
|
|
#define E1000_VF_MBX_INIT_TIMEOUT 2000 /* retry count for mbx timeout */
|
|||
|
|
#define E1000_VF_MBX_INIT_DELAY 500 /* usec delay between retries */
|
|||
|
|
|
|||
|
|
#define E1000_VT_MSGINFO_SHIFT 16
|
|||
|
|
/* bits 23:16 are used for exra info for certain messages */
|
|||
|
|
#define E1000_VT_MSGINFO_MASK (0xFF << E1000_VT_MSGINFO_SHIFT)
|
|||
|
|
|
|||
|
|
#define E1000_VF_RESET 0x01 /* VF requests reset */
|
|||
|
|
#define E1000_VF_SET_MAC_ADDR 0x02 /* VF requests PF to set MAC addr */
|
|||
|
|
/* VF requests PF to clear all unicast MAC filters */
|
|||
|
|
#define E1000_VF_MAC_FILTER_CLR (0x01 << E1000_VT_MSGINFO_SHIFT)
|
|||
|
|
/* VF requests PF to add unicast MAC filter */
|
|||
|
|
#define E1000_VF_MAC_FILTER_ADD (0x02 << E1000_VT_MSGINFO_SHIFT)
|
|||
|
|
#define E1000_VF_SET_MULTICAST 0x03 /* VF requests PF to set MC addr */
|
|||
|
|
#define E1000_VF_SET_VLAN 0x04 /* VF requests PF to set VLAN */
|
|||
|
|
#define E1000_VF_SET_LPE 0x05 /* VF requests PF to set VMOLR.LPE */
|
|||
|
|
|
|||
|
|
#define E1000_PF_CONTROL_MSG 0x0100 /* PF control message */
|
|||
|
|
|
|||
|
|
/* from igbvf/regs.h */
|
|||
|
|
|
|||
|
|
/* Statistics registers */
|
|||
|
|
#define E1000_VFGPRC 0x00F10
|
|||
|
|
#define E1000_VFGORC 0x00F18
|
|||
|
|
#define E1000_VFMPRC 0x00F3C
|
|||
|
|
#define E1000_VFGPTC 0x00F14
|
|||
|
|
#define E1000_VFGOTC 0x00F34
|
|||
|
|
#define E1000_VFGOTLBC 0x00F50
|
|||
|
|
#define E1000_VFGPTLBC 0x00F44
|
|||
|
|
#define E1000_VFGORLBC 0x00F48
|
|||
|
|
#define E1000_VFGPRLBC 0x00F40
|
|||
|
|
|
|||
|
|
/* These act per VF so an array friendly macro is used */
|
|||
|
|
#define E1000_V2PMAILBOX(_n) (0x00C40 + (4 * (_n)))
|
|||
|
|
#define E1000_VMBMEM(_n) (0x00800 + (64 * (_n)))
|
|||
|
|
|
|||
|
|
/* from igbvf/vf.h */
|
|||
|
|
|
|||
|
|
#define E1000_DEV_ID_82576_VF 0x10CA
|
|||
|
|
|
|||
|
|
/* new */
|
|||
|
|
|
|||
|
|
/* Receive Registers */
|
|||
|
|
|
|||
|
|
/* RX Descriptor Base Low; RW */
|
|||
|
|
#define E1000_RDBAL(_n) (0x0C000 + (0x40 * (_n)))
|
|||
|
|
#define E1000_RDBAL_A(_n) (0x02800 + (0x100 * (_n)))
|
|||
|
|
|
|||
|
|
/* RX Descriptor Base High; RW */
|
|||
|
|
#define E1000_RDBAH(_n) (0x0C004 + (0x40 * (_n)))
|
|||
|
|
#define E1000_RDBAH_A(_n) (0x02804 + (0x100 * (_n)))
|
|||
|
|
|
|||
|
|
/* RX Descriptor Ring Length; RW */
|
|||
|
|
#define E1000_RDLEN(_n) (0x0C008 + (0x40 * (_n)))
|
|||
|
|
#define E1000_RDLEN_A(_n) (0x02808 + (0x100 * (_n)))
|
|||
|
|
|
|||
|
|
/* Split and Replication Receive Control; RW */
|
|||
|
|
#define E1000_SRRCTL(_n) (0x0C00C + (0x40 * (_n)))
|
|||
|
|
#define E1000_SRRCTL_A(_n) (0x0280C + (0x100 * (_n)))
|
|||
|
|
|
|||
|
|
/* RX Descriptor Head; RW */
|
|||
|
|
#define E1000_RDH(_n) (0x0C010 + (0x40 * (_n)))
|
|||
|
|
#define E1000_RDH_A(_n) (0x02810 + (0x100 * (_n)))
|
|||
|
|
|
|||
|
|
/* RX DCA Control; RW */
|
|||
|
|
#define E1000_RXCTL(_n) (0x0C014 + (0x40 * (_n)))
|
|||
|
|
#define E1000_RXCTL_A(_n) (0x02814 + (0x100 * (_n)))
|
|||
|
|
|
|||
|
|
/* RX Descriptor Tail; RW */
|
|||
|
|
#define E1000_RDT(_n) (0x0C018 + (0x40 * (_n)))
|
|||
|
|
#define E1000_RDT_A(_n) (0x02818 + (0x100 * (_n)))
|
|||
|
|
|
|||
|
|
/* RX Descriptor Control; RW */
|
|||
|
|
#define E1000_RXDCTL(_n) (0x0C028 + (0x40 * (_n)))
|
|||
|
|
#define E1000_RXDCTL_A(_n) (0x02828 + (0x100 * (_n)))
|
|||
|
|
|
|||
|
|
/* RX Queue Drop Packet Count; RC */
|
|||
|
|
#define E1000_RQDPC_A(_n) (0x02830 + (0x100 * (_n)))
|
|||
|
|
|
|||
|
|
/* Transmit Registers */
|
|||
|
|
|
|||
|
|
/* TX Descriptor Base Low; RW */
|
|||
|
|
#define E1000_TDBAL(_n) (0x0E000 + (0x40 * (_n)))
|
|||
|
|
#define E1000_TDBAL_A(_n) (0x03800 + (0x100 * (_n)))
|
|||
|
|
|
|||
|
|
/* TX Descriptor Base High; RW */
|
|||
|
|
#define E1000_TDBAH(_n) (0x0E004 + (0x40 * (_n)))
|
|||
|
|
#define E1000_TDBAH_A(_n) (0x03804 + (0x100 * (_n)))
|
|||
|
|
|
|||
|
|
/* TX Descriptor Ring Length; RW */
|
|||
|
|
#define E1000_TDLEN(_n) (0x0E008 + (0x40 * (_n)))
|
|||
|
|
#define E1000_TDLEN_A(_n) (0x03808 + (0x100 * (_n)))
|
|||
|
|
|
|||
|
|
/* TX Descriptor Head; RW */
|
|||
|
|
#define E1000_TDH(_n) (0x0E010 + (0x40 * (_n)))
|
|||
|
|
#define E1000_TDH_A(_n) (0x03810 + (0x100 * (_n)))
|
|||
|
|
|
|||
|
|
/* TX DCA Control; RW */
|
|||
|
|
#define E1000_TXCTL(_n) (0x0E014 + (0x40 * (_n)))
|
|||
|
|
#define E1000_TXCTL_A(_n) (0x03814 + (0x100 * (_n)))
|
|||
|
|
|
|||
|
|
/* TX Descriptor Tail; RW */
|
|||
|
|
#define E1000_TDT(_n) (0x0E018 + (0x40 * (_n)))
|
|||
|
|
#define E1000_TDT_A(_n) (0x03818 + (0x100 * (_n)))
|
|||
|
|
|
|||
|
|
/* TX Descriptor Control; RW */
|
|||
|
|
#define E1000_TXDCTL(_n) (0x0E028 + (0x40 * (_n)))
|
|||
|
|
#define E1000_TXDCTL_A(_n) (0x03828 + (0x100 * (_n)))
|
|||
|
|
|
|||
|
|
/* TX Descriptor Completion Write–Back Address Low; RW */
|
|||
|
|
#define E1000_TDWBAL(_n) (0x0E038 + (0x40 * (_n)))
|
|||
|
|
#define E1000_TDWBAL_A(_n) (0x03838 + (0x100 * (_n)))
|
|||
|
|
|
|||
|
|
/* TX Descriptor Completion Write–Back Address High; RW */
|
|||
|
|
#define E1000_TDWBAH(_n) (0x0E03C + (0x40 * (_n)))
|
|||
|
|
#define E1000_TDWBAH_A(_n) (0x0383C + (0x100 * (_n)))
|
|||
|
|
|
|||
|
|
#define E1000_MTA_A 0x0200
|
|||
|
|
|
|||
|
|
#define E1000_XDBAL_MASK (~(BIT(5) - 1)) /* TDBAL and RDBAL Registers Mask */
|
|||
|
|
|
|||
|
|
#define E1000_ICR_MACSEC 0x00000020 /* MACSec */
|
|||
|
|
#define E1000_ICR_RX0 0x00000040 /* Receiver Overrun */
|
|||
|
|
#define E1000_ICR_GPI_SDP0 0x00000800 /* General Purpose, SDP0 pin */
|
|||
|
|
#define E1000_ICR_GPI_SDP1 0x00001000 /* General Purpose, SDP1 pin */
|
|||
|
|
#define E1000_ICR_GPI_SDP2 0x00002000 /* General Purpose, SDP2 pin */
|
|||
|
|
#define E1000_ICR_GPI_SDP3 0x00004000 /* General Purpose, SDP3 pin */
|
|||
|
|
#define E1000_ICR_PTRAP 0x00008000 /* Probe Trap */
|
|||
|
|
#define E1000_ICR_MNG 0x00040000 /* Management Event */
|
|||
|
|
#define E1000_ICR_OMED 0x00100000 /* Other Media Energy Detected */
|
|||
|
|
#define E1000_ICR_FER 0x00400000 /* Fatal Error */
|
|||
|
|
#define E1000_ICR_NFER 0x00800000 /* Non Fatal Error */
|
|||
|
|
#define E1000_ICR_CSRTO 0x01000000 /* CSR access Time Out Indication */
|
|||
|
|
#define E1000_ICR_SCE 0x02000000 /* Storm Control Event */
|
|||
|
|
#define E1000_ICR_SW_WD 0x04000000 /* Software Watchdog */
|
|||
|
|
|
|||
|
|
/* Extended Interrupts */
|
|||
|
|
|
|||
|
|
#define E1000_EICR_MSIX_MASK 0x01FFFFFF /* Bits used in MSI-X mode */
|
|||
|
|
#define E1000_EICR_LEGACY_MASK 0x4000FFFF /* Bits used in non MSI-X mode */
|
|||
|
|
|
|||
|
|
/* Mirror VF Control (only RST bit); RW */
|
|||
|
|
#define E1000_PVTCTRL(_n) (0x10000 + (_n) * 0x100)
|
|||
|
|
|
|||
|
|
/* Mirror Good Packets Received Count; RO */
|
|||
|
|
#define E1000_PVFGPRC(_n) (0x10010 + (_n) * 0x100)
|
|||
|
|
|
|||
|
|
/* Mirror Good Packets Transmitted Count; RO */
|
|||
|
|
#define E1000_PVFGPTC(_n) (0x10014 + (_n) * 0x100)
|
|||
|
|
|
|||
|
|
/* Mirror Good Octets Received Count; RO */
|
|||
|
|
#define E1000_PVFGORC(_n) (0x10018 + (_n) * 0x100)
|
|||
|
|
|
|||
|
|
/* Mirror Extended Interrupt Cause Set; WO */
|
|||
|
|
#define E1000_PVTEICS(_n) (0x10020 + (_n) * 0x100)
|
|||
|
|
|
|||
|
|
/* Mirror Extended Interrupt Mask Set/Read; RW */
|
|||
|
|
#define E1000_PVTEIMS(_n) (0x10024 + (_n) * 0x100)
|
|||
|
|
|
|||
|
|
/* Mirror Extended Interrupt Mask Clear; WO */
|
|||
|
|
#define E1000_PVTEIMC(_n) (0x10028 + (_n) * 0x100)
|
|||
|
|
|
|||
|
|
/* Mirror Extended Interrupt Auto Clear; RW */
|
|||
|
|
#define E1000_PVTEIAC(_n) (0x1002C + (_n) * 0x100)
|
|||
|
|
|
|||
|
|
/* Mirror Extended Interrupt Auto Mask Enable; RW */
|
|||
|
|
#define E1000_PVTEIAM(_n) (0x10030 + (_n) * 0x100)
|
|||
|
|
|
|||
|
|
/* Mirror Good Octets Transmitted Count; RO */
|
|||
|
|
#define E1000_PVFGOTC(_n) (0x10034 + (_n) * 0x100)
|
|||
|
|
|
|||
|
|
/* Mirror Multicast Packets Received Count; RO */
|
|||
|
|
#define E1000_PVFMPRC(_n) (0x1003C + (_n) * 0x100)
|
|||
|
|
|
|||
|
|
/* Mirror Good RX Packets loopback Count; RO */
|
|||
|
|
#define E1000_PVFGPRLBC(_n) (0x10040 + (_n) * 0x100)
|
|||
|
|
|
|||
|
|
/* Mirror Good TX packets loopback Count; RO */
|
|||
|
|
#define E1000_PVFGPTLBC(_n) (0x10044 + (_n) * 0x100)
|
|||
|
|
|
|||
|
|
/* Mirror Good RX Octets loopback Count; RO */
|
|||
|
|
#define E1000_PVFGORLBC(_n) (0x10048 + (_n) * 0x100)
|
|||
|
|
|
|||
|
|
/* Mirror Good TX Octets loopback Count; RO */
|
|||
|
|
#define E1000_PVFGOTLBC(_n) (0x10050 + (_n) * 0x100)
|
|||
|
|
|
|||
|
|
/* Mirror Extended Interrupt Cause Set; RC/W1C */
|
|||
|
|
#define E1000_PVTEICR(_n) (0x10080 + (_n) * 0x100)
|
|||
|
|
|
|||
|
|
/*
|
|||
|
|
* These are fake addresses that, according to the specification, the device
|
|||
|
|
* is not using. They are used to distinguish between the PF and the VFs
|
|||
|
|
* accessing their VTIVAR register (which is the same address, 0x1700)
|
|||
|
|
*/
|
|||
|
|
#define E1000_VTIVAR 0x11700
|
|||
|
|
#define E1000_VTIVAR_MISC 0x11720
|
|||
|
|
|
|||
|
|
#define E1000_RSS_QUEUE(reta, hash) (E1000_RETA_VAL(reta, hash) & 0x0F)
|
|||
|
|
|
|||
|
|
#define E1000_STATUS_IOV_MODE 0x00040000
|
|||
|
|
|
|||
|
|
#define E1000_STATUS_NUM_VFS_SHIFT 14
|
|||
|
|
|
|||
|
|
static inline uint8_t igb_ivar_entry_rx(uint8_t i)
|
|||
|
|
{
|
|||
|
|
return i < 8 ? i * 4 : (i - 8) * 4 + 2;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
static inline uint8_t igb_ivar_entry_tx(uint8_t i)
|
|||
|
|
{
|
|||
|
|
return i < 8 ? i * 4 + 1 : (i - 8) * 4 + 3;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
#endif
|