Training courses

Kernel and Embedded Linux

Bootlin training courses

Embedded Linux, kernel,
Yocto Project, Buildroot, real-time,
graphics, boot time, debugging...

Bootlin logo

Elixir Cross Referencer

/*
 * Copyright (C) 2015 Cavium Inc.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 * $FreeBSD$
 *
 */

#ifndef THUNDER_BGX_H
#define	THUNDER_BGX_H

#define	MAX_BGX_THUNDER			8 /* Max 4 nodes, 2 per node */
#define	MAX_BGX_PER_CN88XX		2
#define	MAX_LMAC_PER_BGX		4
#define	MAX_BGX_CHANS_PER_LMAC		16
#define	MAX_DMAC_PER_LMAC		8
#define	MAX_FRAME_SIZE			9216

#define	MAX_DMAC_PER_LMAC_TNS_BYPASS_MODE	2

#define	MAX_LMAC	(MAX_BGX_PER_CN88XX * MAX_LMAC_PER_BGX)

/* Registers */
#define	BGX_CMRX_CFG			0x00
#define	 CMR_PKT_TX_EN				(1UL << 13)
#define	 CMR_PKT_RX_EN				(1UL << 14)
#define	 CMR_EN					(1UL << 15)
#define	BGX_CMR_GLOBAL_CFG		0x08
#define	 CMR_GLOBAL_CFG_FCS_STRIP		(1UL << 6)
#define	BGX_CMRX_RX_ID_MAP		0x60
#define	BGX_CMRX_RX_STAT0		0x70
#define	BGX_CMRX_RX_STAT1		0x78
#define	BGX_CMRX_RX_STAT2		0x80
#define	BGX_CMRX_RX_STAT3		0x88
#define	BGX_CMRX_RX_STAT4		0x90
#define	BGX_CMRX_RX_STAT5		0x98
#define	BGX_CMRX_RX_STAT6		0xA0
#define	BGX_CMRX_RX_STAT7		0xA8
#define	BGX_CMRX_RX_STAT8		0xB0
#define	BGX_CMRX_RX_STAT9		0xB8
#define	BGX_CMRX_RX_STAT10		0xC0
#define	BGX_CMRX_RX_BP_DROP		0xC8
#define	BGX_CMRX_RX_DMAC_CTL		0x0E8
#define	BGX_CMR_RX_DMACX_CAM		0x200
#define	 RX_DMACX_CAM_EN			(1UL << 48)
#define	 RX_DMACX_CAM_LMACID(x)			(x << 49)
#define	 RX_DMAC_COUNT				32
#define	BGX_CMR_RX_STREERING		0x300
#define	 RX_TRAFFIC_STEER_RULE_COUNT		8
#define	BGX_CMR_CHAN_MSK_AND		0x450
#define	BGX_CMR_BIST_STATUS		0x460
#define	BGX_CMR_RX_LMACS		0x468
#define	BGX_CMRX_TX_STAT0		0x600
#define	BGX_CMRX_TX_STAT1		0x608
#define	BGX_CMRX_TX_STAT2		0x610
#define	BGX_CMRX_TX_STAT3		0x618
#define	BGX_CMRX_TX_STAT4		0x620
#define	BGX_CMRX_TX_STAT5		0x628
#define	BGX_CMRX_TX_STAT6		0x630
#define	BGX_CMRX_TX_STAT7		0x638
#define	BGX_CMRX_TX_STAT8		0x640
#define	BGX_CMRX_TX_STAT9		0x648
#define	BGX_CMRX_TX_STAT10		0x650
#define	BGX_CMRX_TX_STAT11		0x658
#define	BGX_CMRX_TX_STAT12		0x660
#define	BGX_CMRX_TX_STAT13		0x668
#define	BGX_CMRX_TX_STAT14		0x670
#define	BGX_CMRX_TX_STAT15		0x678
#define	BGX_CMRX_TX_STAT16		0x680
#define	BGX_CMRX_TX_STAT17		0x688
#define	BGX_CMR_TX_LMACS		0x1000

#define	BGX_SPUX_CONTROL1		0x10000
#define	 SPU_CTL_LOW_POWER			(1UL << 11)
#define	 SPU_CTL_LOOPBACK			(1UL << 14)
#define	 SPU_CTL_RESET				(1UL << 15)
#define	BGX_SPUX_STATUS1		0x10008
#define	 SPU_STATUS1_RCV_LNK			(1UL << 2)
#define	BGX_SPUX_STATUS2		0x10020
#define	 SPU_STATUS2_RCVFLT			(1UL << 10)
#define	BGX_SPUX_BX_STATUS		0x10028
#define	 SPU_BX_STATUS_RX_ALIGN			(1UL << 12)
#define	BGX_SPUX_BR_STATUS1		0x10030
#define	 SPU_BR_STATUS_BLK_LOCK			(1UL << 0)
#define	 SPU_BR_STATUS_RCV_LNK			(1UL << 12)
#define	BGX_SPUX_BR_PMD_CRTL		0x10068
#define	 SPU_PMD_CRTL_TRAIN_EN			(1UL << 1)
#define	BGX_SPUX_BR_PMD_LP_CUP		0x10078
#define	BGX_SPUX_BR_PMD_LD_CUP		0x10088
#define	BGX_SPUX_BR_PMD_LD_REP		0x10090
#define	BGX_SPUX_FEC_CONTROL		0x100A0
#define	 SPU_FEC_CTL_FEC_EN			(1UL << 0)
#define	 SPU_FEC_CTL_ERR_EN			(1UL << 1)
#define	BGX_SPUX_AN_CONTROL		0x100C8
#define	 SPU_AN_CTL_AN_EN			(1UL << 12)
#define	 SPU_AN_CTL_XNP_EN			(1UL << 13)
#define	BGX_SPUX_AN_ADV			0x100D8
#define	BGX_SPUX_MISC_CONTROL		0x10218
#define	 SPU_MISC_CTL_INTLV_RDISP		(1UL << 10)
#define	 SPU_MISC_CTL_RX_DIS			(1UL << 12)
#define	BGX_SPUX_INT			0x10220	/* +(0..3) << 20 */
#define	BGX_SPUX_INT_W1S		0x10228
#define	BGX_SPUX_INT_ENA_W1C		0x10230
#define	BGX_SPUX_INT_ENA_W1S		0x10238
#define	BGX_SPU_DBG_CONTROL		0x10300
#define	 SPU_DBG_CTL_AN_ARB_LINK_CHK_EN		(1UL << 18)
#define	 SPU_DBG_CTL_AN_NONCE_MCT_DIS		(1UL << 29)

#define	BGX_SMUX_RX_INT			0x20000
#define	BGX_SMUX_RX_JABBER		0x20030
#define	BGX_SMUX_RX_CTL			0x20048
#define	 SMU_RX_CTL_STATUS			(3UL << 0)
#define	BGX_SMUX_TX_APPEND		0x20100
#define	 SMU_TX_APPEND_FCS_D			(1UL << 2)
#define	BGX_SMUX_TX_MIN_PKT		0x20118
#define	BGX_SMUX_TX_INT			0x20140
#define	BGX_SMUX_TX_CTL			0x20178
#define	 SMU_TX_CTL_DIC_EN			(1UL << 0)
#define	 SMU_TX_CTL_UNI_EN			(1UL << 1)
#define	 SMU_TX_CTL_LNK_STATUS			(3UL << 4)
#define	BGX_SMUX_TX_THRESH		0x20180
#define	BGX_SMUX_CTL			0x20200
#define	 SMU_CTL_RX_IDLE			(1UL << 0)
#define	 SMU_CTL_TX_IDLE			(1UL << 1)

#define	BGX_GMP_PCS_MRX_CTL		0x30000
#define	 PCS_MRX_CTL_RST_AN			(1UL << 9)
#define	 PCS_MRX_CTL_PWR_DN			(1UL << 11)
#define	 PCS_MRX_CTL_AN_EN			(1UL << 12)
#define	 PCS_MRX_CTL_LOOPBACK1			(1UL << 14)
#define	 PCS_MRX_CTL_RESET			(1UL << 15)
#define	BGX_GMP_PCS_MRX_STATUS		0x30008
#define	 PCS_MRX_STATUS_AN_CPT			(1UL << 5)
#define	BGX_GMP_PCS_ANX_AN_RESULTS	0x30020
#define	BGX_GMP_PCS_SGM_AN_ADV		0x30068
#define	BGX_GMP_PCS_MISCX_CTL		0x30078
#define	 PCS_MISC_CTL_GMX_ENO			(1UL << 11)
#define	 PCS_MISC_CTL_SAMP_PT_MASK	0x7FUL
#define	BGX_GMP_GMI_PRTX_CFG		0x38020
#define	 GMI_PORT_CFG_SPEED			(1UL << 1)
#define	 GMI_PORT_CFG_DUPLEX			(1UL << 2)
#define	 GMI_PORT_CFG_SLOT_TIME			(1UL << 3)
#define	 GMI_PORT_CFG_SPEED_MSB			(1UL << 8)
#define	BGX_GMP_GMI_RXX_JABBER		0x38038
#define	BGX_GMP_GMI_TXX_THRESH		0x38210
#define	BGX_GMP_GMI_TXX_APPEND		0x38218
#define	BGX_GMP_GMI_TXX_SLOT		0x38220
#define	BGX_GMP_GMI_TXX_BURST		0x38228
#define	BGX_GMP_GMI_TXX_MIN_PKT		0x38240
#define	BGX_GMP_GMI_TXX_SGMII_CTL	0x38300

#define BGX_MSIX_VEC_0_29_ADDR		0x400000 /* +(0..29) << 4 */
#define BGX_MSIX_VEC_0_29_CTL		0x400008
#define BGX_MSIX_PBA_0			0x4F0000

/* MSI-X interrupts */
#define	BGX_MSIX_VECTORS	30
#define	BGX_LMAC_VEC_OFFSET	7
#define	BGX_MSIX_VEC_SHIFT	4

#define	CMRX_INT		0
#define	SPUX_INT		1
#define	SMUX_RX_INT		2
#define	SMUX_TX_INT		3
#define	GMPX_PCS_INT		4
#define	GMPX_GMI_RX_INT		5
#define	GMPX_GMI_TX_INT		6
#define	CMR_MEM_INT		28
#define	SPU_MEM_INT		29

#define	LMAC_INTR_LINK_UP	(1 << 0)
#define	LMAC_INTR_LINK_DOWN	(1 << 1)

/*  RX_DMAC_CTL configuration*/
enum MCAST_MODE {
		MCAST_MODE_REJECT,
		MCAST_MODE_ACCEPT,
		MCAST_MODE_CAM_FILTER,
		RSVD
};

#define	BCAST_ACCEPT	1
#define	CAM_ACCEPT	1

void octeon_mdiobus_force_mod_depencency(void);
void bgx_add_dmac_addr(uint64_t dmac, int node, int bgx_idx, int lmac);
unsigned bgx_get_map(int node);
int bgx_get_lmac_count(int node, int bgx);
const uint8_t *bgx_get_lmac_mac(int node, int bgx_idx, int lmacid);
void bgx_set_lmac_mac(int node, int bgx_idx, int lmacid, const uint8_t *mac);
void bgx_get_lmac_link_state(int node, int bgx_idx, int lmacid, void *status);
void bgx_lmac_internal_loopback(int node, int bgx_idx,
    int lmac_idx, boolean_t enable);
uint64_t bgx_get_rx_stats(int node, int bgx_idx, int lmac, int idx);
uint64_t bgx_get_tx_stats(int node, int bgx_idx, int lmac, int idx);
#define	BGX_RX_STATS_COUNT 11
#define	BGX_TX_STATS_COUNT 18

struct bgx_stats {
	uint64_t rx_stats[BGX_RX_STATS_COUNT];
	uint64_t tx_stats[BGX_TX_STATS_COUNT];
};

#define	BGX_IN_PROMISCUOUS_MODE 1

enum LMAC_TYPE {
	BGX_MODE_SGMII = 0, /* 1 lane, 1.250 Gbaud */
	BGX_MODE_XAUI = 1,  /* 4 lanes, 3.125 Gbaud */
	BGX_MODE_DXAUI = 1, /* 4 lanes, 6.250 Gbaud */
	BGX_MODE_RXAUI = 2, /* 2 lanes, 6.250 Gbaud */
	BGX_MODE_XFI = 3,   /* 1 lane, 10.3125 Gbaud */
	BGX_MODE_XLAUI = 4, /* 4 lanes, 10.3125 Gbaud */
	BGX_MODE_10G_KR = 3,/* 1 lane, 10.3125 Gbaud */
	BGX_MODE_40G_KR = 4,/* 4 lanes, 10.3125 Gbaud */
};

enum qlm_mode {
	QLM_MODE_SGMII,         /* SGMII, each lane independent */
	QLM_MODE_XAUI_1X4,      /* 1 XAUI or DXAUI, 4 lanes */
	QLM_MODE_RXAUI_2X2,     /* 2 RXAUI, 2 lanes each */
	QLM_MODE_XFI_4X1,       /* 4 XFI, 1 lane each */
	QLM_MODE_XLAUI_1X4,     /* 1 XLAUI, 4 lanes each */
	QLM_MODE_10G_KR_4X1,    /* 4 10GBASE-KR, 1 lane each */
	QLM_MODE_40G_KR4_1X4,   /* 1 40GBASE-KR4, 4 lanes each */
};

#endif /* THUNDER_BGX_H */