cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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cgx.h (6715B)


      1/* SPDX-License-Identifier: GPL-2.0 */
      2/* Marvell OcteonTx2 CGX driver
      3 *
      4 * Copyright (C) 2018 Marvell.
      5 *
      6 */
      7
      8#ifndef CGX_H
      9#define CGX_H
     10
     11#include "mbox.h"
     12#include "cgx_fw_if.h"
     13#include "rpm.h"
     14
     15 /* PCI device IDs */
     16#define	PCI_DEVID_OCTEONTX2_CGX		0xA059
     17
     18/* PCI BAR nos */
     19#define PCI_CFG_REG_BAR_NUM		0
     20
     21#define CGX_ID_MASK			0x7
     22#define MAX_LMAC_PER_CGX		4
     23#define MAX_DMAC_ENTRIES_PER_CGX	32
     24#define CGX_FIFO_LEN			65536 /* 64K for both Rx & Tx */
     25#define CGX_OFFSET(x)			((x) * MAX_LMAC_PER_CGX)
     26
     27/* Registers */
     28#define CGXX_CMRX_CFG			0x00
     29#define CMR_P2X_SEL_MASK		GENMASK_ULL(61, 59)
     30#define CMR_P2X_SEL_SHIFT		59ULL
     31#define CMR_P2X_SEL_NIX0		1ULL
     32#define CMR_P2X_SEL_NIX1		2ULL
     33#define CMR_EN				BIT_ULL(55)
     34#define DATA_PKT_TX_EN			BIT_ULL(53)
     35#define DATA_PKT_RX_EN			BIT_ULL(54)
     36#define CGX_LMAC_TYPE_SHIFT		40
     37#define CGX_LMAC_TYPE_MASK		0xF
     38#define CGXX_CMRX_INT			0x040
     39#define FW_CGX_INT			BIT_ULL(1)
     40#define CGXX_CMRX_INT_ENA_W1S		0x058
     41#define CGXX_CMRX_RX_ID_MAP		0x060
     42#define CGXX_CMRX_RX_STAT0		0x070
     43#define CGXX_CMRX_RX_LMACS		0x128
     44#define CGXX_CMRX_RX_DMAC_CTL0		(0x1F8 + mac_ops->csr_offset)
     45#define CGX_DMAC_CTL0_CAM_ENABLE	BIT_ULL(3)
     46#define CGX_DMAC_CAM_ACCEPT		BIT_ULL(3)
     47#define CGX_DMAC_MCAST_MODE_CAM		BIT_ULL(2)
     48#define CGX_DMAC_MCAST_MODE		BIT_ULL(1)
     49#define CGX_DMAC_BCAST_MODE		BIT_ULL(0)
     50#define CGXX_CMRX_RX_DMAC_CAM0		(0x200 + mac_ops->csr_offset)
     51#define CGX_DMAC_CAM_ADDR_ENABLE	BIT_ULL(48)
     52#define CGX_DMAC_CAM_ENTRY_LMACID	GENMASK_ULL(50, 49)
     53#define CGXX_CMRX_RX_DMAC_CAM1		0x400
     54#define CGX_RX_DMAC_ADR_MASK		GENMASK_ULL(47, 0)
     55#define CGXX_CMRX_TX_STAT0		0x700
     56#define CGXX_SCRATCH0_REG		0x1050
     57#define CGXX_SCRATCH1_REG		0x1058
     58#define CGX_CONST			0x2000
     59#define CGX_CONST_RXFIFO_SIZE	        GENMASK_ULL(23, 0)
     60#define CGXX_SPUX_CONTROL1		0x10000
     61#define CGXX_SPUX_LNX_FEC_CORR_BLOCKS	0x10700
     62#define CGXX_SPUX_LNX_FEC_UNCORR_BLOCKS	0x10800
     63#define CGXX_SPUX_RSFEC_CORR		0x10088
     64#define CGXX_SPUX_RSFEC_UNCORR		0x10090
     65
     66#define CGXX_SPUX_CONTROL1_LBK		BIT_ULL(14)
     67#define CGXX_GMP_PCS_MRX_CTL		0x30000
     68#define CGXX_GMP_PCS_MRX_CTL_LBK	BIT_ULL(14)
     69
     70#define CGXX_SMUX_RX_FRM_CTL		0x20020
     71#define CGX_SMUX_RX_FRM_CTL_CTL_BCK	BIT_ULL(3)
     72#define CGX_SMUX_RX_FRM_CTL_PTP_MODE	BIT_ULL(12)
     73#define CGXX_GMP_GMI_RXX_FRM_CTL	0x38028
     74#define CGX_GMP_GMI_RXX_FRM_CTL_CTL_BCK	BIT_ULL(3)
     75#define CGX_GMP_GMI_RXX_FRM_CTL_PTP_MODE BIT_ULL(12)
     76#define CGXX_SMUX_TX_CTL		0x20178
     77#define CGXX_SMUX_TX_PAUSE_PKT_TIME	0x20110
     78#define CGXX_SMUX_TX_PAUSE_PKT_INTERVAL	0x20120
     79#define CGXX_SMUX_SMAC                        0x20108
     80#define CGXX_SMUX_CBFC_CTL                    0x20218
     81#define CGXX_SMUX_CBFC_CTL_RX_EN             BIT_ULL(0)
     82#define CGXX_SMUX_CBFC_CTL_TX_EN             BIT_ULL(1)
     83#define CGXX_SMUX_CBFC_CTL_DRP_EN            BIT_ULL(2)
     84#define CGXX_SMUX_CBFC_CTL_BCK_EN            BIT_ULL(3)
     85#define CGX_PFC_CLASS_MASK		     GENMASK_ULL(47, 32)
     86#define CGXX_GMP_GMI_TX_PAUSE_PKT_TIME	0x38230
     87#define CGXX_GMP_GMI_TX_PAUSE_PKT_INTERVAL	0x38248
     88#define CGX_SMUX_TX_CTL_L2P_BP_CONV	BIT_ULL(7)
     89#define CGXX_CMR_RX_OVR_BP		0x130
     90#define CGX_CMR_RX_OVR_BP_EN(X)		BIT_ULL(((X) + 8))
     91#define CGX_CMR_RX_OVR_BP_BP(X)		BIT_ULL(((X) + 4))
     92
     93#define CGX_COMMAND_REG			CGXX_SCRATCH1_REG
     94#define CGX_EVENT_REG			CGXX_SCRATCH0_REG
     95#define CGX_CMD_TIMEOUT			2200 /* msecs */
     96#define DEFAULT_PAUSE_TIME		0x7FF
     97
     98#define CGX_LMAC_FWI			0
     99
    100enum  cgx_nix_stat_type {
    101	NIX_STATS_RX,
    102	NIX_STATS_TX,
    103};
    104
    105enum LMAC_TYPE {
    106	LMAC_MODE_SGMII		= 0,
    107	LMAC_MODE_XAUI		= 1,
    108	LMAC_MODE_RXAUI		= 2,
    109	LMAC_MODE_10G_R		= 3,
    110	LMAC_MODE_40G_R		= 4,
    111	LMAC_MODE_QSGMII	= 6,
    112	LMAC_MODE_25G_R		= 7,
    113	LMAC_MODE_50G_R		= 8,
    114	LMAC_MODE_100G_R	= 9,
    115	LMAC_MODE_USXGMII	= 10,
    116	LMAC_MODE_MAX,
    117};
    118
    119struct cgx_link_event {
    120	struct cgx_link_user_info link_uinfo;
    121	u8 cgx_id;
    122	u8 lmac_id;
    123};
    124
    125/**
    126 * struct cgx_event_cb
    127 * @notify_link_chg:	callback for link change notification
    128 * @data:	data passed to callback function
    129 */
    130struct cgx_event_cb {
    131	int (*notify_link_chg)(struct cgx_link_event *event, void *data);
    132	void *data;
    133};
    134
    135extern struct pci_driver cgx_driver;
    136
    137int cgx_get_cgxcnt_max(void);
    138int cgx_get_cgxid(void *cgxd);
    139int cgx_get_lmac_cnt(void *cgxd);
    140void *cgx_get_pdata(int cgx_id);
    141int cgx_set_pkind(void *cgxd, u8 lmac_id, int pkind);
    142int cgx_lmac_evh_register(struct cgx_event_cb *cb, void *cgxd, int lmac_id);
    143int cgx_lmac_evh_unregister(void *cgxd, int lmac_id);
    144int cgx_get_tx_stats(void *cgxd, int lmac_id, int idx, u64 *tx_stat);
    145int cgx_get_rx_stats(void *cgxd, int lmac_id, int idx, u64 *rx_stat);
    146int cgx_lmac_rx_tx_enable(void *cgxd, int lmac_id, bool enable);
    147int cgx_lmac_tx_enable(void *cgxd, int lmac_id, bool enable);
    148int cgx_lmac_addr_set(u8 cgx_id, u8 lmac_id, u8 *mac_addr);
    149int cgx_lmac_addr_reset(u8 cgx_id, u8 lmac_id);
    150u64 cgx_lmac_addr_get(u8 cgx_id, u8 lmac_id);
    151int cgx_lmac_addr_add(u8 cgx_id, u8 lmac_id, u8 *mac_addr);
    152int cgx_lmac_addr_del(u8 cgx_id, u8 lmac_id, u8 index);
    153int cgx_lmac_addr_max_entries_get(u8 cgx_id, u8 lmac_id);
    154void cgx_lmac_promisc_config(int cgx_id, int lmac_id, bool enable);
    155void cgx_lmac_enadis_rx_pause_fwding(void *cgxd, int lmac_id, bool enable);
    156int cgx_lmac_internal_loopback(void *cgxd, int lmac_id, bool enable);
    157int cgx_get_link_info(void *cgxd, int lmac_id,
    158		      struct cgx_link_user_info *linfo);
    159int cgx_lmac_linkup_start(void *cgxd);
    160int cgx_get_fwdata_base(u64 *base);
    161int cgx_lmac_get_pause_frm(void *cgxd, int lmac_id,
    162			   u8 *tx_pause, u8 *rx_pause);
    163int cgx_lmac_set_pause_frm(void *cgxd, int lmac_id,
    164			   u8 tx_pause, u8 rx_pause);
    165void cgx_lmac_ptp_config(void *cgxd, int lmac_id, bool enable);
    166u8 cgx_lmac_get_p2x(int cgx_id, int lmac_id);
    167int cgx_set_fec(u64 fec, int cgx_id, int lmac_id);
    168int cgx_get_fec_stats(void *cgxd, int lmac_id, struct cgx_fec_stats_rsp *rsp);
    169int cgx_get_phy_fec_stats(void *cgxd, int lmac_id);
    170int cgx_set_link_mode(void *cgxd, struct cgx_set_link_mode_args args,
    171		      int cgx_id, int lmac_id);
    172u64 cgx_features_get(void *cgxd);
    173struct mac_ops *get_mac_ops(void *cgxd);
    174int cgx_get_nr_lmacs(void *cgxd);
    175u8 cgx_get_lmacid(void *cgxd, u8 lmac_index);
    176unsigned long cgx_get_lmac_bmap(void *cgxd);
    177void cgx_lmac_write(int cgx_id, int lmac_id, u64 offset, u64 val);
    178u64 cgx_lmac_read(int cgx_id, int lmac_id, u64 offset);
    179int cgx_lmac_addr_update(u8 cgx_id, u8 lmac_id, u8 *mac_addr, u8 index);
    180u64 cgx_read_dmac_ctrl(void *cgxd, int lmac_id);
    181u64 cgx_read_dmac_entry(void *cgxd, int index);
    182int cgx_lmac_pfc_config(void *cgxd, int lmac_id, u8 tx_pause, u8 rx_pause,
    183			u16 pfc_en);
    184int cgx_lmac_get_pfc_frm_cfg(void *cgxd, int lmac_id, u8 *tx_pause,
    185			     u8 *rx_pause);
    186int verify_lmac_fc_cfg(void *cgxd, int lmac_id, u8 tx_pause, u8 rx_pause,
    187		       int pfvf_idx);
    188#endif /* CGX_H */