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/*
* BCM43XX PCIE core hardware definitions.
*
* Copyright (C) 2020, Broadcom.
*
* Unless you and Broadcom execute a separate written software license
* agreement governing use of this software, this software is licensed to you
* under the terms of the GNU General Public License version 2 (the "GPL"),
* available at http://www.broadcom.com/licenses/GPLv2.php, with the
* following added to such license:
*
* As a special exception, the copyright holders of this software give you
* permission to link this software with independent modules, and to copy and
* distribute the resulting executable under terms of your choice, provided that
* you also meet, for each linked independent module, the terms and conditions of
* the license of that module. An independent module is a module which is not
* derived from this software. The special exception does not apply to any
* modifications of the software.
*
*
* <<Broadcom-WL-IPTag/Dual:>>
*/
#ifndef _PCIE_CORE_H
#define _PCIE_CORE_H
#include <sbhnddma.h>
#include <siutils.h>
#define REV_GE_73(rev) (PCIECOREREV((rev)) >= 73)
#define REV_GE_69(rev) (PCIECOREREV((rev)) >= 69)
#define REV_GE_68(rev) (PCIECOREREV((rev)) >= 68)
#define REV_GE_64(rev) (PCIECOREREV((rev)) >= 64)
#define REV_GE_15(rev) (PCIECOREREV((rev)) >= 15)
/* cpp contortions to concatenate w/arg prescan */
#ifndef PAD
#define _PADLINE(line) pad ## line
#define _XSTR(line) _PADLINE(line)
#define PAD _XSTR(__LINE__)
#endif
/* PCIE Enumeration space offsets */
#define PCIE_CORE_CONFIG_OFFSET 0x0
#define PCIE_FUNC0_CONFIG_OFFSET 0x400
#define PCIE_FUNC1_CONFIG_OFFSET 0x500
#define PCIE_FUNC2_CONFIG_OFFSET 0x600
#define PCIE_FUNC3_CONFIG_OFFSET 0x700
#define PCIE_SPROM_SHADOW_OFFSET 0x800
#define PCIE_SBCONFIG_OFFSET 0xE00
#define PCIEDEV_MAX_DMAS 4
/* PCIE Bar0 Address Mapping. Each function maps 16KB config space */
#define PCIE_DEV_BAR0_SIZE 0x4000
#define PCIE_BAR0_WINMAPCORE_OFFSET 0x0
#define PCIE_BAR0_EXTSPROM_OFFSET 0x1000
#define PCIE_BAR0_PCIECORE_OFFSET 0x2000
#define PCIE_BAR0_CCCOREREG_OFFSET 0x3000
/* different register spaces to access thr'u pcie indirect access */
#define PCIE_CONFIGREGS 1 /* Access to config space */
#define PCIE_PCIEREGS 2 /* Access to pcie registers */
#define PCIEDEV_HOSTADDR_MAP_BASE 0x8000000
#define PCIEDEV_HOSTADDR_MAP_WIN_MASK 0xFE000000
#define PCIEDEV_TR0_WINDOW_START 0x08000000
#define PCIEDEV_TR0_WINDOW_END 0x09FFFFFF
#define PCIEDEV_TR1_WINDOW_START 0x0A000000
#define PCIEDEV_TR1_WINDOW_END 0x0BFFFFFF
#define PCIEDEV_TR2_WINDOW_START 0x0C000000
#define PCIEDEV_TR2_WINDOW_END 0x0DFFFFFF
#define PCIEDEV_TR3_WINDOW_START 0x0E000000
#define PCIEDEV_TR3_WINDOW_END 0x0FFFFFFF
#define PCIEDEV_TRANS_WIN_LEN 0x2000000
#define PCIEDEV_ARM_ADDR_SPACE 0x0FFFFFFF
/* PCIe translation windoes */
#define PCIEDEV_TRANS_WIN_0 0
#define PCIEDEV_TRANS_WIN_1 1
#define PCIEDEV_TRANS_WIN_2 2
#define PCIEDEV_TRANS_WIN_3 3
#define PCIEDEV_ARM_ADDR(host_addr, win) \
(((host_addr) & 0x1FFFFFF) | ((win) << 25) | PCIEDEV_HOSTADDR_MAP_BASE)
/* Current mapping of PCIe translation windows to SW features */
#define PCIEDEV_TRANS_WIN_TRAP_HANDLER PCIEDEV_TRANS_WIN_0
#define PCIEDEV_TRANS_WIN_HOSTMEM PCIEDEV_TRANS_WIN_1
#define PCIEDEV_TRANS_WIN_SWPAGING PCIEDEV_TRANS_WIN_1
#define PCIEDEV_TRANS_WIN_BT PCIEDEV_TRANS_WIN_2
#define PCIEDEV_TRANS_WIN_UNUSED PCIEDEV_TRANS_WIN_3
/* dma regs to control the flow between host2dev and dev2host */
typedef volatile struct pcie_devdmaregs {
dma64regs_t tx;
uint32 PAD[2];
dma64regs_t rx;
uint32 PAD[2];
} pcie_devdmaregs_t;
#define PCIE_DB_HOST2DEV_0 0x1
#define PCIE_DB_HOST2DEV_1 0x2
#define PCIE_DB_DEV2HOST_0 0x3
#define PCIE_DB_DEV2HOST_1 0x4
#define PCIE_DB_DEV2HOST1_0 0x5
/* door bell register sets */
typedef struct pcie_doorbell {
uint32 host2dev_0;
uint32 host2dev_1;
uint32 dev2host_0;
uint32 dev2host_1;
} pcie_doorbell_t;
/* Flow Ring Manager */
#define IFRM_FR_IDX_MAX 256
#define IFRM_FR_CONFIG_GID 2
#define IFRM_FR_GID_MAX 4
#define IFRM_FR_DEV_MAX 8
#define IFRM_FR_TID_MAX 8
#define IFRM_FR_DEV_VALID 2
#define IFRM_VEC_REG_BITS 32
#define IFRM_FR_PER_VECREG 4
#define IFRM_FR_PER_VECREG_SHIFT 2
#define IFRM_FR_PER_VECREG_MASK ((0x1 << IFRM_FR_PER_VECREG_SHIFT) - 1)
#define IFRM_VEC_BITS_PER_FR (IFRM_VEC_REG_BITS/IFRM_FR_PER_VECREG)
/* IFRM_DEV_0 : d11AC, IFRM_DEV_1 : d11AD */
#define IFRM_DEV_0 0
#define IFRM_DEV_1 1
#define IHRM_FR_SW_MASK (1u << IFRM_DEV_0)
#define IHRM_FR_HW_MASK (1u << IFRM_DEV_1)
#define IFRM_FR_GID_0 0
#define IFRM_FR_GID_1 1
#define IFRM_FR_GID_2 2
#define IFRM_FR_GID_3 3
#define IFRM_TIDMASK 0xffffffff
/* ifrm_ctrlst register */
#define IFRM_EN (1<<0)
#define IFRM_BUFF_INIT_DONE (1<<1)
#define IFRM_COMPARE_EN0 (1<<4)
#define IFRM_COMPARE_EN1 (1<<5)
#define IFRM_COMPARE_EN2 (1<<6)
#define IFRM_COMPARE_EN3 (1<<7)
#define IFRM_INIT_DV0 (1<<8)
#define IFRM_INIT_DV1 (1<<9)
#define IFRM_INIT_DV2 (1<<10)
#define IFRM_INIT_DV3 (1<<11)
/* ifrm_msk_arr.addr, ifrm_tid_arr.addr register */
#define IFRM_ADDR_SHIFT 0
#define IFRM_FRG_ID_SHIFT 8
/* ifrm_vec.diff_lat register */
#define IFRM_DV_LAT (1<<0)
#define IFRM_DV_LAT_DONE (1<<1)
#define IFRM_SDV_OFFSET_SHIFT 4
#define IFRM_SDV_FRGID_SHIFT 8
#define IFRM_VECSTAT_MASK 0x3
#define IFRM_VEC_MASK 0xff
/* HMAP Windows */
#define HMAP_MAX_WINDOWS 8
/* idma frm array */
typedef struct pcie_ifrm_array {
uint32 addr;
uint32 data;
} pcie_ifrm_array_t;
/* idma frm vector */
typedef struct pcie_ifrm_vector {
uint32 diff_lat;
uint32 sav_tid;
uint32 sav_diff;
uint32 PAD[1];
} pcie_ifrm_vector_t;
/* idma frm interrupt */
typedef struct pcie_ifrm_intr {
uint32 intstat;
uint32 intmask;
} pcie_ifrm_intr_t;
/* HMAP window register set */
typedef volatile struct pcie_hmapwindow {
uint32 baseaddr_lo; /* BaseAddrLower */
uint32 baseaddr_hi; /* BaseAddrUpper */
uint32 windowlength; /* Window Length */
uint32 PAD[1];
} pcie_hmapwindow_t;
typedef struct pcie_hmapviolation {
uint32 hmap_violationaddr_lo; /* violating address lo */
uint32 hmap_violationaddr_hi; /* violating addr hi */
uint32 hmap_violation_info; /* violation info */
uint32 PAD[1];
} pcie_hmapviolation_t;
/* SB side: PCIE core and host control registers */
typedef volatile struct sbpcieregs {
uint32 control; /* host mode only */
uint32 iocstatus; /* PCIE2: iostatus */
uint32 PAD[1];
uint32 biststatus; /* bist Status: 0x00C */
uint32 gpiosel; /* PCIE gpio sel: 0x010 */
uint32 gpioouten; /* PCIE gpio outen: 0x14 */
uint32 gpioout; /* PCIE gpio out: 0x18 */
uint32 PAD;
uint32 intstatus; /* Interrupt status: 0x20 */
uint32 intmask; /* Interrupt mask: 0x24 */
uint32 sbtopcimailbox; /* sb to pcie mailbox: 0x028 */
uint32 obffcontrol; /* PCIE2: 0x2C */
uint32 obffintstatus; /* PCIE2: 0x30 */
uint32 obffdatastatus; /* PCIE2: 0x34 */
uint32 PAD[1];
uint32 ctoctrl; /* PCIE2: 0x3C */
uint32 errlog; /* PCIE2: 0x40 */
uint32 errlogaddr; /* PCIE2: 0x44 */
uint32 mailboxint; /* PCIE2: 0x48 */
uint32 mailboxintmsk; /* PCIE2: 0x4c */
uint32 ltrspacing; /* PCIE2: 0x50 */
uint32 ltrhysteresiscnt; /* PCIE2: 0x54 */
uint32 msivectorassign; /* PCIE2: 0x58 */
uint32 intmask2; /* PCIE2: 0x5C */
uint32 PAD[40];
uint32 sbtopcie0; /* sb to pcie translation 0: 0x100 */
uint32 sbtopcie1; /* sb to pcie translation 1: 0x104 */
uint32 sbtopcie2; /* sb to pcie translation 2: 0x108 */
uint32 sbtopcie0upper; /* sb to pcie translation 0: 0x10C */
uint32 sbtopcie1upper; /* sb to pcie translation 1: 0x110 */
uint32 PAD[3];
/* pcie core supports in direct access to config space */
uint32 configaddr; /* pcie config space access: Address field: 0x120 */
uint32 configdata; /* pcie config space access: Data field: 0x124 */
union {
struct {
/* mdio access to serdes */
uint32 mdiocontrol; /* controls the mdio access: 0x128 */
uint32 mdiodata; /* Data to the mdio access: 0x12c */
/* pcie protocol phy/dllp/tlp register indirect access mechanism */
uint32 pcieindaddr; /* indirect access to the internal register: 0x130 */
uint32 pcieinddata; /* Data to/from the internal regsiter: 0x134 */
uint32 clkreqenctrl; /* >= rev 6, Clkreq rdma control : 0x138 */
uint32 PAD[177]; /* last 0x3FC */
/* 0x400 - 0x7FF, PCIE Cfg Space, note: not used anymore in PcieGen2 */
uint32 pciecfg[4][64];
} pcie1;
struct {
/* mdio access to serdes */
uint32 mdiocontrol; /* controls the mdio access: 0x128 */
uint32 mdiowrdata; /* write data to mdio 0x12C */
uint32 mdiorddata; /* read data to mdio 0x130 */
uint32 PAD[3]; /* 0x134-0x138-0x13c */
/* door bell registers available from gen2 rev5 onwards */
pcie_doorbell_t dbls[PCIEDEV_MAX_DMAS]; /* 0x140 - 0x17F */
uint32 dataintf; /* 0x180 */
uint32 PAD[1]; /* 0x184 */
uint32 d2h_intrlazy_0; /* 0x188 */
uint32 h2d_intrlazy_0; /* 0x18c */
uint32 h2d_intstat_0; /* 0x190 */
uint32 h2d_intmask_0; /* 0x194 */
uint32 d2h_intstat_0; /* 0x198 */
uint32 d2h_intmask_0; /* 0x19c */
uint32 ltr_state; /* 0x1A0 */
uint32 pwr_int_status; /* 0x1A4 */
uint32 pwr_int_mask; /* 0x1A8 */
uint32 pme_source; /* 0x1AC */
uint32 err_hdr_logreg1; /* 0x1B0 */
uint32 err_hdr_logreg2; /* 0x1B4 */
uint32 err_hdr_logreg3; /* 0x1B8 */
uint32 err_hdr_logreg4; /* 0x1BC */
uint32 err_code_logreg; /* 0x1C0 */
uint32 axi_dbg_ctl; /* 0x1C4 */
uint32 axi_dbg_data0; /* 0x1C8 */
uint32 axi_dbg_data1; /* 0x1CC */
uint32 PAD[4]; /* 0x1D0 - 0x1DF */
uint32 clk_ctl_st; /* 0x1E0 */
uint32 PAD[1]; /* 0x1E4 */
uint32 powerctl; /* 0x1E8 */
uint32 powerctl2; /* 0x1EC */
uint32 PAD[4]; /* 0x1F0 - 0x1FF */
pcie_devdmaregs_t h2d0_dmaregs; /* 0x200 - 0x23c */
pcie_devdmaregs_t d2h0_dmaregs; /* 0x240 - 0x27c */
pcie_devdmaregs_t h2d1_dmaregs; /* 0x280 - 0x2bc */
pcie_devdmaregs_t d2h1_dmaregs; /* 0x2c0 - 0x2fc */
pcie_devdmaregs_t h2d2_dmaregs; /* 0x300 - 0x33c */
pcie_devdmaregs_t d2h2_dmaregs; /* 0x340 - 0x37c */
pcie_devdmaregs_t h2d3_dmaregs; /* 0x380 - 0x3bc */
pcie_devdmaregs_t d2h3_dmaregs; /* 0x3c0 - 0x3fc */
uint32 d2h_intrlazy_1; /* 0x400 */
uint32 h2d_intrlazy_1; /* 0x404 */
uint32 h2d_intstat_1; /* 0x408 */
uint32 h2d_intmask_1; /* 0x40c */
uint32 d2h_intstat_1; /* 0x410 */
uint32 d2h_intmask_1; /* 0x414 */
uint32 PAD[2]; /* 0x418 - 0x41C */
uint32 d2h_intrlazy_2; /* 0x420 */
uint32 h2d_intrlazy_2; /* 0x424 */
uint32 h2d_intstat_2; /* 0x428 */
uint32 h2d_intmask_2; /* 0x42c */
uint32 d2h_intstat_2; /* 0x430 */
uint32 d2h_intmask_2; /* 0x434 */
uint32 PAD[10]; /* 0x438 - 0x45F */
uint32 ifrm_ctrlst; /* 0x460 */
uint32 PAD[1]; /* 0x464 */
pcie_ifrm_array_t ifrm_msk_arr; /* 0x468 - 0x46F */
pcie_ifrm_array_t ifrm_tid_arr[IFRM_FR_DEV_VALID];
/* 0x470 - 0x47F */
pcie_ifrm_vector_t ifrm_vec[IFRM_FR_DEV_MAX];
/* 0x480 - 0x4FF */
pcie_ifrm_intr_t ifrm_intr[IFRM_FR_DEV_MAX];
/* 0x500 - 0x53F */
/* HMAP regs for PCIE corerev >= 24 [0x540 - 0x5DF] */
pcie_hmapwindow_t hmapwindow[HMAP_MAX_WINDOWS]; /* 0x540 - 0x5BF */
pcie_hmapviolation_t hmapviolation; /* 0x5C0 - 0x5CF */
uint32 hmap_window_config; /* 0x5D0 */
uint32 PAD[3]; /* 0x5D4 - 0x5DF */
uint32 idma_hwa_status; /* 0x5E0 */
uint32 PAD[7]; /* 0x5E4 - 0x5FF */
uint32 PAD[2][64]; /* 0x600 - 0x7FF */
} pcie2;
} u;
uint16 sprom[64]; /* SPROM shadow Area : 0x800 - 0x880 */
uint32 PAD[96]; /* 0x880 - 0x9FF */
/* direct memory access (pcie2 rev19 and after) : 0xA00 - 0xAFF */
union {
/* corerev < 64 */
struct {
uint32 dar_ctrl; /* 0xA00 */
uint32 PAD[7]; /* 0xA04-0xA1F */
uint32 intstatus; /* 0xA20 */
uint32 PAD[1]; /* 0xA24 */
uint32 h2d_db_0_0; /* 0xA28 */
uint32 h2d_db_0_1; /* 0xA2C */
uint32 h2d_db_1_0; /* 0xA30 */
uint32 h2d_db_1_1; /* 0xA34 */
uint32 h2d_db_2_0; /* 0xA38 */
uint32 h2d_db_2_1; /* 0xA3C */
uint32 errlog; /* 0xA40 */
uint32 erraddr; /* 0xA44 */
uint32 mbox_int; /* 0xA48 */
uint32 fis_ctrl; /* 0xA4C */
uint32 PAD[36]; /* 0xA50 - 0xADC */
uint32 clk_ctl_st; /* 0xAE0 */
uint32 PAD[1]; /* 0xAE4 */
uint32 powerctl; /* 0xAE8 */
uint32 PAD[5]; /* 0xAEC-0xAFF */
} dar;
/* corerev > = 64 */
struct {
uint32 dar_ctrl; /* 0xA00 */
uint32 dar_cap; /* 0xA04 */
uint32 clk_ctl_st; /* 0xA08 */
uint32 powerctl; /* 0xA0C */
uint32 intstatus; /* 0xA10 */
uint32 PAD[3]; /* 0xA14-0xA1F */
uint32 h2d_db_0_0; /* 0xA20 */
uint32 h2d_db_0_1; /* 0xA24 */
uint32 h2d_db_1_0; /* 0xA28 */
uint32 h2d_db_1_1; /* 0xA2C */
uint32 h2d_db_2_0; /* 0xA30 */
uint32 h2d_db_2_1; /* 0xA34 */
uint32 h2d_db_3_0; /* 0xA38 */
uint32 h2d_db_3_1; /* 0xA3C */
uint32 h2d_db_4_0; /* 0xA40 */
uint32 h2d_db_4_1; /* 0xA44 */
uint32 h2d_db_5_0; /* 0xA48 */
uint32 h2d_db_5_1; /* 0xA4C */
uint32 h2d_db_6_0; /* 0xA50 */
uint32 h2d_db_6_1; /* 0xA54 */
uint32 h2d_db_7_0; /* 0xA58 */
uint32 h2d_db_7_1; /* 0xA5C */
uint32 errlog; /* 0xA60 */
uint32 erraddr; /* 0xA64 */
uint32 mbox_int; /* 0xA68 */
uint32 fis_ctrl; /* 0xA6C */
uint32 PAD[36]; /* 0xA70-0xAFF */
} dar_64;
} u1;
uint32 PAD[64]; /* 0xB00-0xBFF */
/* Function Control/Status Registers for corerev >= 64 */
/* 0xC00 - 0xCFF */
struct {
uint32 control; /* 0xC00 */
uint32 iostatus; /* 0xC04 */
uint32 capability; /* 0xC08 */
uint32 PAD[1]; /* 0xC0C */
uint32 intstatus; /* 0xC10 */
uint32 intmask; /* 0xC14 */
uint32 pwr_intstatus; /* 0xC18 */
uint32 pwr_intmask; /* 0xC1C */
uint32 msi_vector; /* 0xC20 */
uint32 msi_intmask; /* 0xC24 */
uint32 msi_intstatus; /* 0xC28 */
uint32 msi_pend_cnt; /* 0xC2C */
uint32 mbox_intstatus; /* 0xC30 */
uint32 mbox_intmask; /* 0xC34 */
uint32 ltr_state; /* 0xC38 */
uint32 PAD[1]; /* 0xC3C */
uint32 intr_vector; /* 0xC40 */
uint32 intr_addrlow; /* 0xC44 */
uint32 intr_addrhigh; /* 0xC48 */
uint32 PAD[45]; /* 0xC4C-0xCFF */
} ftn_ctrl;
} sbpcieregs_t;
/* defined(BCMINTERNAL) || defined(ATE_BUILD) defined(BCMDVFS) */
#define PCIE_CFG_DA_OFFSET 0x400 /* direct access register offset for configuration space */
/* 10th and 11th 4KB BAR0 windows */
#define PCIE_TER_BAR0_WIN 0xc50
#define PCIE_TER_BAR0_WRAPPER 0xc54
/* PCI control */
#define PCIE_RST_OE 0x01 /* When set, drives PCI_RESET out to pin */
#define PCIE_RST 0x02 /* Value driven out to pin */
#define PCIE_SPERST 0x04 /* SurvivePeRst */
#define PCIE_FORCECFGCLKON_ALP 0x08
#define PCIE_DISABLE_L1CLK_GATING 0x10
#define PCIE_DLYPERST 0x100 /* Delay PeRst to CoE Core */
#define PCIE_DISSPROMLD 0x200 /* DisableSpromLoadOnPerst */
#define PCIE_WakeModeL2 0x1000 /* Wake on L2 */
#define PCIE_MULTIMSI_EN 0x2000 /* enable multi-vector MSI messages */
#define PCIE_PipeIddqDisable0 0x8000 /* Disable assertion of pcie_pipe_iddq during L1.2 and L2 */
#define PCIE_PipeIddqDisable1 0x10000 /* Disable assertion of pcie_pipe_iddq during L2 */
#define PCIE_EN_MDIO_IN_PERST 0x20000 /* enable access to internal registers when PERST */
#define PCIE_HWDisableL1EntryEnable 0x40000 /* set, Hw requests can do entry/exit from L1 ASPM */
#define PCIE_MSI_B2B_EN 0x100000 /* enable back-to-back MSI messages */
#define PCIE_MSI_FIFO_CLEAR 0x200000 /* reset MSI FIFO */
#define PCIE_IDMA_MODE_EN(rev) (REV_GE_64(rev) ? 0x1 : 0x800000) /* implicit M2M DMA mode */
#define PCIE_TL_CLK_DETCT 0x4000000 /* enable TL clk detection */
#define PCIE_REQ_PEND_DIS_L1 0x1000000 /* prevents entering L1 on pending requests from host */
#define PCIE_DIS_L23CLK_GATE 0x10000000 /* disable clk gating in L23(pcie_tl_clk) */
#define PCIE_HWA_IDX_UPD_EN 0x10000000 /* enable the HWA interface to iDMA */
/* Function control (corerev > 64) */
#define PCIE_CPLCA_ENABLE 0x01
/* 1: send CPL with CA on BP error, 0: send CPLD with SC and data is FFFF */
#define PCIE_DLY_PERST_TO_COE 0x02
/* when set, PERST is holding asserted until sprom-related register updates has completed */
#define PCIE_CFGADDR 0x120 /* offsetof(configaddr) */
#define PCIE_CFGDATA 0x124 /* offsetof(configdata) */
#define PCIE_SWPME_FN0 0x10000
#define PCIE_SWPME_FN0_SHF 16
/* Interrupt status/mask */
#define PCIE_INTA 0x01 /* PCIE INTA message is received */
#define PCIE_INTB 0x02 /* PCIE INTB message is received */
#define PCIE_INTFATAL 0x04 /* PCIE INTFATAL message is received */
#define PCIE_INTNFATAL 0x08 /* PCIE INTNONFATAL message is received */
#define PCIE_INTCORR 0x10 /* PCIE INTCORR message is received */
#define PCIE_INTPME 0x20 /* PCIE INTPME message is received */
#define PCIE_PERST 0x40 /* PCIE Reset Interrupt */
#define PCIE_INT_MB_FN0_0 0x0100 /* PCIE to SB Mailbox int Fn0.0 is received */
#define PCIE_INT_MB_FN0_1 0x0200 /* PCIE to SB Mailbox int Fn0.1 is received */
#define PCIE_INT_MB_FN1_0 0x0400 /* PCIE to SB Mailbox int Fn1.0 is received */
#define PCIE_INT_MB_FN1_1 0x0800 /* PCIE to SB Mailbox int Fn1.1 is received */
#define PCIE_INT_MB_FN2_0 0x1000 /* PCIE to SB Mailbox int Fn2.0 is received */
#define PCIE_INT_MB_FN2_1 0x2000 /* PCIE to SB Mailbox int Fn2.1 is received */
#define PCIE_INT_MB_FN3_0 0x4000 /* PCIE to SB Mailbox int Fn3.0 is received */
#define PCIE_INT_MB_FN3_1 0x8000 /* PCIE to SB Mailbox int Fn3.1 is received */
/* PCIE MSI Vector Assignment register */
#define MSIVEC_MB_0 (0x1 << 1) /* MSI Vector offset for mailbox0 is 2 */
#define MSIVEC_MB_1 (0x1 << 2) /* MSI Vector offset for mailbox1 is 3 */
#define MSIVEC_D2H0_DB0 (0x1 << 3) /* MSI Vector offset for interface0 door bell 0 is 4 */
#define MSIVEC_D2H0_DB1 (0x1 << 4) /* MSI Vector offset for interface0 door bell 1 is 5 */
/* PCIE MailboxInt/MailboxIntMask register */
#define PCIE_MB_TOSB_FN0_0 0x0001 /* write to assert PCIEtoSB Mailbox interrupt */
#define PCIE_MB_TOSB_FN0_1 0x0002
#define PCIE_MB_TOSB_FN1_0 0x0004
#define PCIE_MB_TOSB_FN1_1 0x0008
#define PCIE_MB_TOSB_FN2_0 0x0010
#define PCIE_MB_TOSB_FN2_1 0x0020
#define PCIE_MB_TOSB_FN3_0 0x0040
#define PCIE_MB_TOSB_FN3_1 0x0080
#define PCIE_MB_TOPCIE_FN0_0 0x0100 /* int status/mask for SBtoPCIE Mailbox interrupts */
#define PCIE_MB_TOPCIE_FN0_1 0x0200
#define PCIE_MB_TOPCIE_FN1_0 0x0400
#define PCIE_MB_TOPCIE_FN1_1 0x0800
#define PCIE_MB_TOPCIE_FN2_0 0x1000
#define PCIE_MB_TOPCIE_FN2_1 0x2000
#define PCIE_MB_TOPCIE_FN3_0 0x4000
#define PCIE_MB_TOPCIE_FN3_1 0x8000
#define PCIE_MB_TOPCIE_DB0_D2H0(rev) (REV_GE_64(rev) ? 0x0001 : 0x010000)
#define PCIE_MB_TOPCIE_DB0_D2H1(rev) (REV_GE_64(rev) ? 0x0002 : 0x020000)
#define PCIE_MB_TOPCIE_DB1_D2H0(rev) (REV_GE_64(rev) ? 0x0004 : 0x040000)
#define PCIE_MB_TOPCIE_DB1_D2H1(rev) (REV_GE_64(rev) ? 0x0008 : 0x080000)
#define PCIE_MB_TOPCIE_DB2_D2H0(rev) (REV_GE_64(rev) ? 0x0010 : 0x100000)
#define PCIE_MB_TOPCIE_DB2_D2H1(rev) (REV_GE_64(rev) ? 0x0020 : 0x200000)
#define PCIE_MB_TOPCIE_DB3_D2H0(rev) (REV_GE_64(rev) ? 0x0040 : 0x400000)
#define PCIE_MB_TOPCIE_DB3_D2H1(rev) (REV_GE_64(rev) ? 0x0080 : 0x800000)
#define PCIE_MB_TOPCIE_DB4_D2H0(rev) (REV_GE_64(rev) ? 0x0100 : 0x0)
#define PCIE_MB_TOPCIE_DB4_D2H1(rev) (REV_GE_64(rev) ? 0x0200 : 0x0)
#define PCIE_MB_TOPCIE_DB5_D2H0(rev) (REV_GE_64(rev) ? 0x0400 : 0x0)
#define PCIE_MB_TOPCIE_DB5_D2H1(rev) (REV_GE_64(rev) ? 0x0800 : 0x0)
#define PCIE_MB_TOPCIE_DB6_D2H0(rev) (REV_GE_64(rev) ? 0x1000 : 0x0)
#define PCIE_MB_TOPCIE_DB6_D2H1(rev) (REV_GE_64(rev) ? 0x2000 : 0x0)
#define PCIE_MB_TOPCIE_DB7_D2H0(rev) (REV_GE_64(rev) ? 0x4000 : 0x0)
#define PCIE_MB_TOPCIE_DB7_D2H1(rev) (REV_GE_64(rev) ? 0x8000 : 0x0)
#define PCIE_MB_D2H_MB_MASK(rev) \
(PCIE_MB_TOPCIE_DB0_D2H0(rev) | PCIE_MB_TOPCIE_DB0_D2H1(rev) | \
PCIE_MB_TOPCIE_DB1_D2H0(rev) | PCIE_MB_TOPCIE_DB1_D2H1(rev) | \
PCIE_MB_TOPCIE_DB2_D2H0(rev) | PCIE_MB_TOPCIE_DB2_D2H1(rev) | \
PCIE_MB_TOPCIE_DB3_D2H0(rev) | PCIE_MB_TOPCIE_DB3_D2H1(rev) | \
PCIE_MB_TOPCIE_DB4_D2H0(rev) | PCIE_MB_TOPCIE_DB4_D2H1(rev) | \
PCIE_MB_TOPCIE_DB5_D2H0(rev) | PCIE_MB_TOPCIE_DB5_D2H1(rev) | \
PCIE_MB_TOPCIE_DB6_D2H0(rev) | PCIE_MB_TOPCIE_DB6_D2H1(rev) | \
PCIE_MB_TOPCIE_DB7_D2H0(rev) | PCIE_MB_TOPCIE_DB7_D2H1(rev))
#define SBTOPCIE0_BASE 0x08000000
#define SBTOPCIE1_BASE 0x0c000000
/* Protection Control register */
#define PROTECT_CFG (1 << 0)
#define PROTECT_DMABADDR (1 << 1)
#define PROTECT_FN_CFG_WRITE (1 << 0)
#define PROTECT_FN_CFG_READ (1 << 1)
#define PROTECT_FN_ENUM_WRITE (1 << 2)
#define PROTECT_FN_ENUM_READ (1 << 3)
#define PROTECT_FN_DMABADDR (1 << 4)
/* On chips with CCI-400, the small pcie 128 MB region base has shifted */
#define CCI400_SBTOPCIE0_BASE 0x20000000
#define CCI400_SBTOPCIE1_BASE 0x24000000
/* SB to PCIE translation masks */
#define SBTOPCIE0_MASK 0xfc000000
#define SBTOPCIE1_MASK 0xfc000000
#define SBTOPCIE2_MASK 0xc0000000
/* Access type bits (0:1) */
#define SBTOPCIE_MEM 0
#define SBTOPCIE_IO 1
#define SBTOPCIE_CFG0 2
#define SBTOPCIE_CFG1 3
/* Prefetch enable bit 2 */
#define SBTOPCIE_PF 4
/* Write Burst enable for memory write bit 3 */
#define SBTOPCIE_WR_BURST 8
/* config access */
#define CONFIGADDR_FUNC_MASK 0x7000
#define CONFIGADDR_FUNC_SHF 12
#define CONFIGADDR_REG_MASK 0x0FFF
#define CONFIGADDR_REG_SHF 0
#define PCIE_CONFIG_INDADDR(f, r) ((((f) & CONFIGADDR_FUNC_MASK) << CONFIGADDR_FUNC_SHF) | \
(((r) & CONFIGADDR_REG_MASK) << CONFIGADDR_REG_SHF))
/* PCIE protocol regs Indirect Address */
#define PCIEADDR_PROT_MASK 0x300
#define PCIEADDR_PROT_SHF 8
#define PCIEADDR_PL_TLP 0
#define PCIEADDR_PL_DLLP 1
#define PCIEADDR_PL_PLP 2
#define PCIE_CORE_REG_CONTROL 0x00u /* Control */
#define PCIE_CORE_REG_IOSTATUS 0x04u /* IO status */
#define PCIE_CORE_REG_BITSTATUS 0x0Cu /* bitstatus */
#define PCIE_CORE_REG_GPIO_SEL 0x10u /* gpio sel */
#define PCIE_CORE_REG_GPIO_OUT_EN 0x14u /* gpio out en */
#define PCIE_CORE_REG_INT_STATUS 0x20u /* int status */
#define PCIE_CORE_REG_INT_MASK 0x24u /* int mask */
#define PCIE_CORE_REG_SB_PCIE_MB 0x28u /* sbpcie mb */
#define PCIE_CORE_REG_ERRLOG 0x40u /* errlog */
#define PCIE_CORE_REG_ERR_ADDR 0x44u /* errlog addr */
#define PCIE_CORE_REG_MB_INTR 0x48u /* MB intr */
#define PCIE_CORE_REG_SB_PCIE_0 0x100u /* sbpcie0 map */
#define PCIE_CORE_REG_SB_PCIE_1 0x104u /* sbpcie1 map */
#define PCIE_CORE_REG_SB_PCIE_2 0x108u /* sbpcie2 map */
/* PCIE Config registers */
#define PCIE_CFG_DEV_STS_CTRL_2 0x0d4u /* "dev_sts_control_2 */
#define PCIE_CFG_ADV_ERR_CAP 0x100u /* adv_err_cap */
#define PCIE_CFG_UC_ERR_STS 0x104u /* uc_err_status */
#define PCIE_CFG_UC_ERR_MASK 0x108u /* ucorr_err_mask */
#define PCIE_CFG_UNCOR_ERR_SERV 0x10cu /* ucorr_err_sevr */
#define PCIE_CFG_CORR_ERR_STS 0x110u /* corr_err_status */
#define PCIE_CFG_CORR_ERR_MASK 0x114u /* corr_err_mask */
#define PCIE_CFG_ADV_ERR_CTRL 0x118u /* adv_err_cap_control */
#define PCIE_CFG_HDR_LOG1 0x11Cu /* header_log1 */
#define PCIE_CFG_HDR_LOG2 0x120u /* header_log2 */
#define PCIE_CFG_HDR_LOG3 0x124u /* header_log3 */
#define PCIE_CFG_HDR_LOG4 0x128u /* header_log4 */
#define PCIE_CFG_PML1_SUB_CAP_ID 0x240u /* PML1sub_capID */
#define PCIE_CFG_PML1_SUB_CAP_REG 0x244u /* PML1_sub_Cap_reg */
#define PCIE_CFG_PML1_SUB_CTRL1 0x248u /* PML1_sub_control1 */
#define PCIE_CFG_PML1_SUB_CTRL3 0x24Cu /* PML1_sub_control2 */
#define PCIE_CFG_TL_CTRL_5 0x814u /* tl_control_5 */
#define PCIE_CFG_PHY_ERR_ATT_VEC 0x1820u /* phy_err_attn_vec */
#define PCIE_CFG_PHY_ERR_ATT_MASK 0x1824u /* phy_err_attn_mask */
/* PCIE protocol PHY diagnostic registers */
#define PCIE_PLP_MODEREG 0x200u /* Mode */
#define PCIE_PLP_STATUSREG 0x204u /* Status */
#define PCIE_PLP_LTSSMCTRLREG 0x208u /* LTSSM control */
#define PCIE_PLP_LTLINKNUMREG 0x20cu /* Link Training Link number */
#define PCIE_PLP_LTLANENUMREG 0x210u /* Link Training Lane number */
#define PCIE_PLP_LTNFTSREG 0x214u /* Link Training N_FTS */
#define PCIE_PLP_ATTNREG 0x218u /* Attention */
#define PCIE_PLP_ATTNMASKREG 0x21Cu /* Attention Mask */
#define PCIE_PLP_RXERRCTR 0x220u /* Rx Error */
#define PCIE_PLP_RXFRMERRCTR 0x224u /* Rx Framing Error */
#define PCIE_PLP_RXERRTHRESHREG 0x228u /* Rx Error threshold */
#define PCIE_PLP_TESTCTRLREG 0x22Cu /* Test Control reg */
#define PCIE_PLP_SERDESCTRLOVRDREG 0x230u /* SERDES Control Override */
#define PCIE_PLP_TIMINGOVRDREG 0x234u /* Timing param override */
#define PCIE_PLP_RXTXSMDIAGREG 0x238u /* RXTX State Machine Diag */
#define PCIE_PLP_LTSSMDIAGREG 0x23Cu /* LTSSM State Machine Diag */
/* PCIE protocol DLLP diagnostic registers */
#define PCIE_DLLP_LCREG 0x100u /* Link Control */
#define PCIE_DLLP_LSREG 0x104u /* Link Status */
#define PCIE_DLLP_LAREG 0x108u /* Link Attention */
#define PCIE_DLLP_LAMASKREG 0x10Cu /* Link Attention Mask */
#define PCIE_DLLP_NEXTTXSEQNUMREG 0x110u /* Next Tx Seq Num */
#define PCIE_DLLP_ACKEDTXSEQNUMREG 0x114u /* Acked Tx Seq Num */
#define PCIE_DLLP_PURGEDTXSEQNUMREG 0x118u /* Purged Tx Seq Num */
#define PCIE_DLLP_RXSEQNUMREG 0x11Cu /* Rx Sequence Number */
#define PCIE_DLLP_LRREG 0x120u /* Link Replay */
#define PCIE_DLLP_LACKTOREG 0x124u /* Link Ack Timeout */
#define PCIE_DLLP_PMTHRESHREG 0x128u /* Power Management Threshold */
#define PCIE_DLLP_RTRYWPREG 0x12Cu /* Retry buffer write ptr */
#define PCIE_DLLP_RTRYRPREG 0x130u /* Retry buffer Read ptr */
#define PCIE_DLLP_RTRYPPREG 0x134u /* Retry buffer Purged ptr */
#define PCIE_DLLP_RTRRWREG 0x138u /* Retry buffer Read/Write */
#define PCIE_DLLP_ECTHRESHREG 0x13Cu /* Error Count Threshold */
#define PCIE_DLLP_TLPERRCTRREG 0x140u /* TLP Error Counter */
#define PCIE_DLLP_ERRCTRREG 0x144u /* Error Counter */
#define PCIE_DLLP_NAKRXCTRREG 0x148u /* NAK Received Counter */
#define PCIE_DLLP_TESTREG 0x14Cu /* Test */
#define PCIE_DLLP_PKTBIST 0x150u /* Packet BIST */
#define PCIE_DLLP_PCIE11 0x154u /* DLLP PCIE 1.1 reg */
#define PCIE_DLLP_LSREG_LINKUP (1u << 16u)
/* PCIE protocol TLP diagnostic registers */
#define PCIE_TLP_CONFIGREG 0x000u /* Configuration */
#define PCIE_TLP_WORKAROUNDSREG 0x004u /* TLP Workarounds */
#define PCIE_TLP_WRDMAUPPER 0x010u /* Write DMA Upper Address */
#define PCIE_TLP_WRDMALOWER 0x014u /* Write DMA Lower Address */
#define PCIE_TLP_WRDMAREQ_LBEREG 0x018u /* Write DMA Len/ByteEn Req */
#define PCIE_TLP_RDDMAUPPER 0x01Cu /* Read DMA Upper Address */
#define PCIE_TLP_RDDMALOWER 0x020u /* Read DMA Lower Address */
#define PCIE_TLP_RDDMALENREG 0x024u /* Read DMA Len Req */
#define PCIE_TLP_MSIDMAUPPER 0x028u /* MSI DMA Upper Address */
#define PCIE_TLP_MSIDMALOWER 0x02Cu /* MSI DMA Lower Address */
#define PCIE_TLP_MSIDMALENREG 0x030u /* MSI DMA Len Req */
#define PCIE_TLP_SLVREQLENREG 0x034u /* Slave Request Len */
#define PCIE_TLP_FCINPUTSREQ 0x038u /* Flow Control Inputs */
#define PCIE_TLP_TXSMGRSREQ 0x03Cu /* Tx StateMachine and Gated Req */
#define PCIE_TLP_ADRACKCNTARBLEN 0x040u /* Address Ack XferCnt and ARB Len */
#define PCIE_TLP_DMACPLHDR0 0x044u /* DMA Completion Hdr 0 */
#define PCIE_TLP_DMACPLHDR1 0x048u /* DMA Completion Hdr 1 */
#define PCIE_TLP_DMACPLHDR2 0x04Cu /* DMA Completion Hdr 2 */
#define PCIE_TLP_DMACPLMISC0 0x050u /* DMA Completion Misc0 */
#define PCIE_TLP_DMACPLMISC1 0x054u /* DMA Completion Misc1 */
#define PCIE_TLP_DMACPLMISC2 0x058u /* DMA Completion Misc2 */
#define PCIE_TLP_SPTCTRLLEN 0x05Cu /* Split Controller Req len */
#define PCIE_TLP_SPTCTRLMSIC0 0x060u /* Split Controller Misc 0 */
#define PCIE_TLP_SPTCTRLMSIC1 0x064u /* Split Controller Misc 1 */
#define PCIE_TLP_BUSDEVFUNC 0x068u /* Bus/Device/Func */
#define PCIE_TLP_RESETCTR 0x06Cu /* Reset Counter */
#define PCIE_TLP_RTRYBUF 0x070u /* Retry Buffer value */
#define PCIE_TLP_TGTDEBUG1 0x074u /* Target Debug Reg1 */
#define PCIE_TLP_TGTDEBUG2 0x078u /* Target Debug Reg2 */
#define PCIE_TLP_TGTDEBUG3 0x07Cu /* Target Debug Reg3 */
#define PCIE_TLP_TGTDEBUG4 0x080u /* Target Debug Reg4 */
/* PCIE2 MDIO register offsets */
#define PCIE2_MDIO_CONTROL 0x128
#define PCIE2_MDIO_WR_DATA 0x12C
#define PCIE2_MDIO_RD_DATA 0x130
/* MDIO control */
#define MDIOCTL_DIVISOR_MASK 0x7fu /* clock to be used on MDIO */
#define MDIOCTL_DIVISOR_VAL 0x2u
#define MDIOCTL_PREAM_EN 0x80u /* Enable preamble sequnce */
#define MDIOCTL_ACCESS_DONE 0x100u /* Tranaction complete */
/* MDIO Data */
#define MDIODATA_MASK 0x0000ffff /* data 2 bytes */
#define MDIODATA_TA 0x00020000 /* Turnaround */
#define MDIODATA_REGADDR_SHF_OLD 18 /* Regaddr shift (rev < 10) */
#define MDIODATA_REGADDR_MASK_OLD 0x003c0000 /* Regaddr Mask (rev < 10) */
#define MDIODATA_DEVADDR_SHF_OLD 22 /* Physmedia devaddr shift (rev < 10) */
#define MDIODATA_DEVADDR_MASK_OLD 0x0fc00000 /* Physmedia devaddr Mask (rev < 10) */
#define MDIODATA_REGADDR_SHF 18 /* Regaddr shift */
#define MDIODATA_REGADDR_MASK 0x007c0000 /* Regaddr Mask */
#define MDIODATA_DEVADDR_SHF 23 /* Physmedia devaddr shift */
#define MDIODATA_DEVADDR_MASK 0x0f800000 /* Physmedia devaddr Mask */
#define MDIODATA_WRITE 0x10000000 /* write Transaction */
#define MDIODATA_READ 0x20000000 /* Read Transaction */
#define MDIODATA_START 0x40000000 /* start of Transaction */
#define MDIODATA_DEV_ADDR 0x0 /* dev address for serdes */
#define MDIODATA_BLK_ADDR 0x1F /* blk address for serdes */
/* MDIO control/wrData/rdData register defines for PCIE Gen 2 */
#define MDIOCTL2_DIVISOR_MASK 0x7f /* clock to be used on MDIO */
#define MDIOCTL2_DIVISOR_VAL 0x2
#define MDIOCTL2_REGADDR_SHF 8 /* Regaddr shift */
#define MDIOCTL2_REGADDR_MASK 0x00FFFF00 /* Regaddr Mask */
#define MDIOCTL2_DEVADDR_SHF 24 /* Physmedia devaddr shift */
#define MDIOCTL2_DEVADDR_MASK 0x0f000000 /* Physmedia devaddr Mask */
#define MDIOCTL2_SLAVE_BYPASS 0x10000000 /* IP slave bypass */
#define MDIOCTL2_READ 0x20000000 /* IP slave bypass */
#define MDIODATA2_DONE 0x80000000u /* rd/wr transaction done */
#define MDIODATA2_MASK 0x7FFFFFFF /* rd/wr transaction data */
#define MDIODATA2_DEVADDR_SHF 4 /* Physmedia devaddr shift */
/* MDIO devices (SERDES modules)
* unlike old pcie cores (rev < 10), rev10 pcie serde organizes registers into a few blocks.
* two layers mapping (blockidx, register offset) is required
*/
#define MDIO_DEV_IEEE0 0x000
#define MDIO_DEV_IEEE1 0x001
#define MDIO_DEV_BLK0 0x800
#define MDIO_DEV_BLK1 0x801
#define MDIO_DEV_BLK2 0x802
#define MDIO_DEV_BLK3 0x803
#define MDIO_DEV_BLK4 0x804
#define MDIO_DEV_TXPLL 0x808 /* TXPLL register block idx */
#define MDIO_DEV_TXCTRL0 0x820
#define MDIO_DEV_SERDESID 0x831
#define MDIO_DEV_RXCTRL0 0x840
/* XgxsBlk1_A Register Offsets */
#define BLK1_PWR_MGMT0 0x16
#define BLK1_PWR_MGMT1 0x17
#define BLK1_PWR_MGMT2 0x18
#define BLK1_PWR_MGMT3 0x19
#define BLK1_PWR_MGMT4 0x1A
/* serdes regs (rev < 10) */
#define MDIODATA_DEV_PLL 0x1d /* SERDES PLL Dev */
#define MDIODATA_DEV_TX 0x1e /* SERDES TX Dev */
#define MDIODATA_DEV_RX 0x1f /* SERDES RX Dev */
/* SERDES RX registers */
#define SERDES_RX_CTRL 1 /* Rx cntrl */
#define SERDES_RX_TIMER1 2 /* Rx Timer1 */
#define SERDES_RX_CDR 6 /* CDR */
#define SERDES_RX_CDRBW 7 /* CDR BW */
/* SERDES RX control register */
#define SERDES_RX_CTRL_FORCE 0x80 /* rxpolarity_force */
#define SERDES_RX_CTRL_POLARITY 0x40 /* rxpolarity_value */
/* SERDES PLL registers */
#define SERDES_PLL_CTRL 1 /* PLL control reg */
#define PLL_CTRL_FREQDET_EN 0x4000 /* bit 14 is FREQDET on */
/* Power management threshold */
#define PCIE_L0THRESHOLDTIME_MASK 0xFF00u /* bits 0 - 7 */
#define PCIE_L1THRESHOLDTIME_MASK 0xFF00u /* bits 8 - 15 */
#define PCIE_L1THRESHOLDTIME_SHIFT 8 /* PCIE_L1THRESHOLDTIME_SHIFT */
#define PCIE_L1THRESHOLD_WARVAL 0x72 /* WAR value */
#define PCIE_ASPMTIMER_EXTEND 0x01000000 /* > rev7: enable extend ASPM timer */
/* SPROM offsets */
#define SRSH_ASPM_OFFSET 4 /* word 4 */
#define SRSH_ASPM_ENB 0x18 /* bit 3, 4 */
#define SRSH_ASPM_L1_ENB 0x10 /* bit 4 */
#define SRSH_ASPM_L0s_ENB 0x8 /* bit 3 */
#define SRSH_PCIE_MISC_CONFIG 5 /* word 5 */
#define SRSH_L23READY_EXIT_NOPERST 0x8000u /* bit 15 */
#define SRSH_CLKREQ_OFFSET_REV5 20 /* word 20 for srom rev <= 5 */
#define SRSH_CLKREQ_OFFSET_REV8 52 /* word 52 for srom rev 8 */
#define SRSH_CLKREQ_ENB 0x0800 /* bit 11 */
#define SRSH_BD_OFFSET 6 /* word 6 */
#define SRSH_AUTOINIT_OFFSET 18 /* auto initialization enable */
/* PCI Capability ID's
* Reference include/linux/pci_regs.h
* #define PCI_CAP_LIST_ID 0 // Capability ID
* #define PCI_CAP_ID_PM 0x01 // Power Management
* #define PCI_CAP_ID_AGP 0x02 // Accelerated Graphics Port
* #define PCI_CAP_ID_VPD 0x03 // Vital Product Data
* #define PCI_CAP_ID_SLOTID 0x04 // Slot Identification
* #define PCI_CAP_ID_MSI 0x05 // Message Signalled Interrupts
* #define PCI_CAP_ID_CHSWP 0x06 // CompactPCI HotSwap
* #define PCI_CAP_ID_PCIX 0x07 // PCI-X
* #define PCI_CAP_ID_HT 0x08 // HyperTransport
* #define PCI_CAP_ID_VNDR 0x09 // Vendor-Specific
* #define PCI_CAP_ID_DBG 0x0A // Debug port
* #define PCI_CAP_ID_CCRC 0x0B // CompactPCI Central Resource Control
* #define PCI_CAP_ID_SHPC 0x0C // PCI Standard Hot-Plug Controller
* #define PCI_CAP_ID_SSVID 0x0D // Bridge subsystem vendor/device ID
* #define PCI_CAP_ID_AGP3 0x0E // AGP Target PCI-PCI bridge
* #define PCI_CAP_ID_SECDEV 0x0F // Secure Device
* #define PCI_CAP_ID_MSIX 0x11 // MSI-X
* #define PCI_CAP_ID_SATA 0x12 // SATA Data/Index Conf.
* #define PCI_CAP_ID_AF 0x13 // PCI Advanced Features
* #define PCI_CAP_ID_EA 0x14 // PCI Enhanced Allocation
* #define PCI_CAP_ID_MAX PCI_CAP_ID_EA
*/
#define PCIE_CAP_ID_EXP 0x10 // PCI Express
/* PCIe Capabilities Offsets
* Reference include/linux/pci_regs.h
* #define PCIE_CAP_FLAGS 2 // Capabilities register
* #define PCIE_CAP_DEVCAP 4 // Device capabilities
* #define PCIE_CAP_DEVCTL 8 // Device Control
* #define PCIE_CAP_DEVSTA 10 // Device Status
* #define PCIE_CAP_LNKCAP 12 // Link Capabilities
* #define PCIE_CAP_LNKCTL 16 // Link Control
* #define PCIE_CAP_LNKSTA 18 // Link Status
* #define PCI_CAP_EXP_ENDPOINT_SIZEOF_V1 20 // v1 endpoints end here
* #define PCIE_CAP_SLTCAP 20 // Slot Capabilities
* #define PCIE_CAP_SLTCTL 24 // Slot Control
* #define PCIE_CAP_SLTSTA 26 // Slot Status
* #define PCIE_CAP_RTCTL 28 // Root Control
* #define PCIE_CAP_RTCAP 30 // Root Capabilities
* #define PCIE_CAP_RTSTA 32 // Root Status
*/
/* Linkcapability reg offset in PCIE Cap */
#define PCIE_CAP_LINKCAP_OFFSET 12 /* linkcap offset in pcie cap */
#define PCIE_CAP_LINKCAP_LNKSPEED_MASK 0xf /* Supported Link Speeds */
#define PCIE_CAP_LINKCAP_GEN2 0x2 /* Value for GEN2 */
/* Uc_Err reg offset in AER Cap */
#define PCIE_EXTCAP_ID_ERR 0x01 /* Advanced Error Reporting */
#define PCIE_EXTCAP_AER_UCERR_OFFSET 4 /* Uc_Err reg offset in AER Cap */
#define PCIE_EXTCAP_ERR_HEADER_LOG_0 28
#define PCIE_EXTCAP_ERR_HEADER_LOG_1 32
#define PCIE_EXTCAP_ERR_HEADER_LOG_2 36
#define PCIE_EXTCAP_ERR_HEADER_LOG_3 40
/* L1SS reg offset in L1SS Ext Cap */
#define PCIE_EXTCAP_ID_L1SS 0x1e /* PCI Express L1 PM Substates Capability */
#define PCIE_EXTCAP_L1SS_CAP_OFFSET 4 /* L1SSCap reg offset in L1SS Cap */
#define PCIE_EXTCAP_L1SS_CONTROL_OFFSET 8 /* L1SSControl reg offset in L1SS Cap */
#define PCIE_EXTCAP_L1SS_CONTROL2_OFFSET 0xc /* L1SSControl reg offset in L1SS Cap */
/* Linkcontrol reg offset in PCIE Cap */
#define PCIE_CAP_LINKCTRL_OFFSET 16 /* linkctrl offset in pcie cap */
#define PCIE_CAP_LCREG_ASPML0s 0x01 /* ASPM L0s in linkctrl */
#define PCIE_CAP_LCREG_ASPML1 0x02 /* ASPM L1 in linkctrl */
#define PCIE_CLKREQ_ENAB 0x100 /* CLKREQ Enab in linkctrl */
#define PCIE_LINKSPEED_MASK 0xF0000u /* bits 0 - 3 of high word */
#define PCIE_LINKSPEED_SHIFT 16 /* PCIE_LINKSPEED_SHIFT */
#define PCIE_LINK_STS_LINKSPEED_5Gbps (0x2 << PCIE_LINKSPEED_SHIFT) /* PCIE_LINKSPEED 5Gbps */
/* Devcontrol reg offset in PCIE Cap */
#define PCIE_CAP_DEVCTRL_OFFSET 8 /* devctrl offset in pcie cap */
#define PCIE_CAP_DEVCTRL_MRRS_MASK 0x7000 /* Max read request size mask */
#define PCIE_CAP_DEVCTRL_MRRS_SHIFT 12 /* Max read request size shift */
#define PCIE_CAP_DEVCTRL_MRRS_128B 0 /* 128 Byte */
#define PCIE_CAP_DEVCTRL_MRRS_256B 1 /* 256 Byte */
#define PCIE_CAP_DEVCTRL_MRRS_512B 2 /* 512 Byte */
#define PCIE_CAP_DEVCTRL_MRRS_1024B 3 /* 1024 Byte */
#define PCIE_CAP_DEVCTRL_MPS_MASK 0x00e0 /* Max payload size mask */
#define PCIE_CAP_DEVCTRL_MPS_SHIFT 5 /* Max payload size shift */
#define PCIE_CAP_DEVCTRL_MPS_128B 0 /* 128 Byte */
#define PCIE_CAP_DEVCTRL_MPS_256B 1 /* 256 Byte */
#define PCIE_CAP_DEVCTRL_MPS_512B 2 /* 512 Byte */
#define PCIE_CAP_DEVCTRL_MPS_1024B 3 /* 1024 Byte */
#define PCIE_ASPM_CTRL_MASK 3 /* bit 0 and 1 */
#define PCIE_ASPM_ENAB 3 /* ASPM L0s & L1 in linkctrl */
#define PCIE_ASPM_L1_ENAB 2 /* ASPM L0s & L1 in linkctrl */
#define PCIE_ASPM_L0s_ENAB 1 /* ASPM L0s & L1 in linkctrl */
#define PCIE_ASPM_DISAB 0 /* ASPM L0s & L1 in linkctrl */
#define PCIE_ASPM_L11_ENAB 8 /* ASPM L1.1 in PML1_sub_control2 */
#define PCIE_ASPM_L12_ENAB 4 /* ASPM L1.2 in PML1_sub_control2 */
#define PCIE_EXT_L1SS_MASK 0xf /* Bits [3:0] of L1SSControl 0x248 */
#define PCIE_EXT_L1SS_ENAB 0xf /* Bits [3:0] of L1SSControl 0x248 */
/* NumMsg and NumMsgEn in PCIE MSI Cap */
#define MSICAP_NUM_MSG_SHF 17
#define MSICAP_NUM_MSG_MASK (0x7 << MSICAP_NUM_MSG_SHF)
#define MSICAP_NUM_MSG_EN_SHF 20
#define MSICAP_NUM_MSG_EN_MASK (0x7 << MSICAP_NUM_MSG_EN_SHF)
/* Devcontrol2 reg offset in PCIE Cap */
#define PCIE_CAP_DEVCTRL2_OFFSET 0x28 /* devctrl2 offset in pcie cap */
#define PCIE_CAP_DEVCTRL2_LTR_ENAB_MASK 0x400 /* Latency Tolerance Reporting Enable */
#define PCIE_CAP_DEVCTRL2_OBFF_ENAB_SHIFT 13 /* Enable OBFF mechanism, select signaling method */
#define PCIE_CAP_DEVCTRL2_OBFF_ENAB_MASK 0x6000 /* Enable OBFF mechanism, select signaling method */
/* LTR registers in PCIE Cap */
#define PCIE_LTR0_REG_OFFSET 0x844u /* ltr0_reg offset in pcie cap */
#define PCIE_LTR1_REG_OFFSET 0x848u /* ltr1_reg offset in pcie cap */
#define PCIE_LTR2_REG_OFFSET 0x84cu /* ltr2_reg offset in pcie cap */
#define PCIE_LTR0_REG_DEFAULT_60 0x883c883cu /* active latency default to 60usec */
#define PCIE_LTR0_REG_DEFAULT_150 0x88968896u /* active latency default to 150usec */
#define PCIE_LTR1_REG_DEFAULT 0x88648864u /* idle latency default to 100usec */
#define PCIE_LTR2_REG_DEFAULT 0x90039003u /* sleep latency default to 3msec */
#define PCIE_LTR_LAT_VALUE_MASK 0x3FFu /* LTR Latency mask */
#define PCIE_LTR_LAT_SCALE_SHIFT 10u /* LTR Scale shift */
#define PCIE_LTR_LAT_SCALE_MASK 0x1C00u /* LTR Scale mask */
#define PCIE_LTR_SNOOP_REQ_SHIFT 15u /* LTR SNOOP REQ shift */
#define PCIE_LTR_SNOOP_REQ_MASK 0x8000u /* LTR SNOOP REQ mask */
/* Status reg PCIE_PLP_STATUSREG */
#define PCIE_PLP_POLARITYINV_STAT 0x10u
/* PCIE BRCM Vendor CAP REVID reg bits */
#define BRCMCAP_PCIEREV_CT_MASK 0xF00u
#define BRCMCAP_PCIEREV_CT_SHIFT 8u
#define BRCMCAP_PCIEREV_REVID_MASK 0xFFu
#define BRCMCAP_PCIEREV_REVID_SHIFT 0
#define PCIE_REVREG_CT_PCIE1 0
#define PCIE_REVREG_CT_PCIE2 1
/* PCIE GEN2 specific defines */
/* PCIE BRCM Vendor Cap offsets w.r.t to vendor cap ptr */
#define PCIE2R0_BRCMCAP_REVID_OFFSET 4
#define PCIE2R0_BRCMCAP_BAR0_WIN0_WRAP_OFFSET 8
#define PCIE2R0_BRCMCAP_BAR0_WIN2_OFFSET 12
#define PCIE2R0_BRCMCAP_BAR0_WIN2_WRAP_OFFSET 16
#define PCIE2R0_BRCMCAP_BAR0_WIN_OFFSET 20
#define PCIE2R0_BRCMCAP_BAR1_WIN_OFFSET 24
#define PCIE2R0_BRCMCAP_SPROM_CTRL_OFFSET 28
#define PCIE2R0_BRCMCAP_BAR2_WIN_OFFSET 32
#define PCIE2R0_BRCMCAP_INTSTATUS_OFFSET 36
#define PCIE2R0_BRCMCAP_INTMASK_OFFSET 40
#define PCIE2R0_BRCMCAP_PCIE2SB_MB_OFFSET 44
#define PCIE2R0_BRCMCAP_BPADDR_OFFSET 48
#define PCIE2R0_BRCMCAP_BPDATA_OFFSET 52
#define PCIE2R0_BRCMCAP_CLKCTLSTS_OFFSET 56
/*
* definition of configuration space registers of PCIe gen2
*/
#define PCIECFGREG_STATUS_CMD 0x4
#define PCIECFGREG_PM_CSR 0x4C
#define PCIECFGREG_MSI_CAP 0x58
#define PCIECFGREG_MSI_ADDR_L 0x5C
#define PCIECFGREG_MSI_ADDR_H 0x60
#define PCIECFGREG_MSI_DATA 0x64
#define PCIECFGREG_SPROM_CTRL 0x88
#define PCIECFGREG_LINK_STATUS_CTRL 0xBCu
#define PCIECFGREG_LINK_STATUS_CTRL2 0xDCu
#define PCIECFGREG_DEV_STATUS_CTRL 0xB4u
#define PCIECFGGEN_DEV_STATUS_CTRL2 0xD4
#define PCIECFGREG_RBAR_CTRL 0x228
#define PCIECFGREG_PML1_SUB_CTRL1 0x248
#define PCIECFGREG_PML1_SUB_CTRL2 0x24C
#define PCIECFGREG_REG_BAR2_CONFIG 0x4E0
#define PCIECFGREG_REG_BAR3_CONFIG 0x4F4
#define PCIECFGREG_PDL_CTRL1 0x1004
#define PCIECFGREG_PDL_CTRL5 (0x1014u)
#define PCIECFGREG_PDL_IDDQ 0x1814
#define PCIECFGREG_REG_PHY_CTL7 0x181c
#define PCIECFGREG_PHY_DBG_CLKREQ0 0x1E10
#define PCIECFGREG_PHY_DBG_CLKREQ1 0x1E14
#define PCIECFGREG_PHY_DBG_CLKREQ2 0x1E18
#define PCIECFGREG_PHY_DBG_CLKREQ3 0x1E1C
#define PCIECFGREG_PHY_LTSSM_HIST_0 0x1CEC
#define PCIECFGREG_PHY_LTSSM_HIST_1 0x1CF0
#define PCIECFGREG_PHY_LTSSM_HIST_2 0x1CF4
#define PCIECFGREG_PHY_LTSSM_HIST_3 0x1CF8
#define PCIECFGREG_TREFUP 0x1814
#define PCIECFGREG_TREFUP_EXT 0x1818
/* PCIECFGREG_STATUS_CMD reg bit definitions */
#define PCIECFG_STS_CMD_MEM_SPACE_SHIFT (1u)
#define PCIECFG_STS_CMD_BUS_MASTER_SHIFT (2u)
/* PCIECFGREG_PML1_SUB_CTRL1 Bit Definition */
#define PCI_PM_L1_2_ENA_MASK 0x00000001 /* PCI-PM L1.2 Enabled */
#define PCI_PM_L1_1_ENA_MASK 0x00000002 /* PCI-PM L1.1 Enabled */
#define ASPM_L1_2_ENA_MASK 0x00000004 /* ASPM L1.2 Enabled */
#define ASPM_L1_1_ENA_MASK 0x00000008 /* ASPM L1.1 Enabled */
/* PCIECFGREG_PDL_CTRL1 reg bit definitions */
#define PCIECFG_PDL_CTRL1_RETRAIN_REQ_MASK (0x4000u)
#define PCIECFG_PDL_CTRL1_RETRAIN_REQ_SHIFT (14u)
#define PCIECFG_PDL_CTRL1_MAX_DLP_L1_ENTER_MASK (0x7Fu)
#define PCIECFG_PDL_CTRL1_MAX_DLP_L1_ENTER_SHIFT (16u)
#define PCIECFG_PDL_CTRL1_MAX_DLP_L1_ENTER_VAL (0x6Fu)
/* PCIECFGREG_PDL_CTRL5 reg bit definitions */
#define PCIECFG_PDL_CTRL5_DOWNSTREAM_PORT_SHIFT (8u)
#define PCIECFG_PDL_CTRL5_GLOOPBACK_SHIFT (9u)
/* PCIe gen2 mailbox interrupt masks */
#define I_MB 0x3
#define I_BIT0 0x1
#define I_BIT1 0x2
/* PCIE gen2 config regs */
#define PCIIntstatus 0x090
#define PCIIntmask 0x094
#define PCISBMbx 0x98
/* enumeration Core regs */
#define PCIH2D_MailBox 0x140
#define PCIH2D_DB1 0x144
#define PCID2H_MailBox 0x148
#define PCIH2D_MailBox_1 0x150 /* for dma channel1 */
#define PCIH2D_DB1_1 0x154
#define PCID2H_MailBox_1 0x158
#define PCIH2D_MailBox_2 0x160 /* for dma channel2 which will be used for Implicit DMA */
#define PCIH2D_DB1_2 0x164
#define PCID2H_MailBox_2 0x168
#define PCIH2D_DB1_3 0x174
#define PCIE_CLK_CTRL 0x1E0
#define PCIE_PWR_CTRL 0x1E8
#define PCIControl(rev) (REV_GE_64(rev) ? 0xC00 : 0x00)
/* for corerev < 64 idma_en is in PCIControl regsiter */
#define IDMAControl(rev) (REV_GE_64(rev) ? 0x480 : 0x00)
#define PCIMailBoxInt(rev) (REV_GE_64(rev) ? 0xC30 : 0x48)
#define PCIMailBoxMask(rev) (REV_GE_64(rev) ? 0xC34 : 0x4C)
#define PCIFunctionIntstatus(rev) (REV_GE_64(rev) ? 0xC10 : 0x20)
#define PCIFunctionIntmask(rev) (REV_GE_64(rev) ? 0xC14 : 0x24)
#define PCIPowerIntstatus(rev) (REV_GE_64(rev) ? 0xC18 : 0x1A4)
#define PCIPowerIntmask(rev) (REV_GE_64(rev) ? 0xC1C : 0x1A8)
#define PCIDARClkCtl(rev) (REV_GE_64(rev) ? 0xA08 : 0xAE0)
#define PCIDARPwrCtl(rev) (REV_GE_64(rev) ? 0xA0C : 0xAE8)
#define PCIDARFunctionIntstatus(rev) (REV_GE_64(rev) ? 0xA10 : 0xA20)
#define PCIDARH2D_DB0(rev) (REV_GE_64(rev) ? 0xA20 : 0xA28)
#define PCIDARErrlog(rev) (REV_GE_64(rev) ? 0xA60 : 0xA40)
#define PCIDARErrlog_Addr(rev) (REV_GE_64(rev) ? 0xA64 : 0xA44)
#define PCIDARMailboxint(rev) (REV_GE_64(rev) ? 0xA68 : 0xA48)
#define PCIE_HWA_INDEX_UPDATE_EN (1 << 1)
#define PCIMSIVecAssign 0x58
/* base of all HMAP window registers */
/* base of all HMAP window registers */
#define PCI_HMAP_WINDOW_BASE(rev) (REV_GE_64(rev) ? 0x580u : 0x540u)
#define PCI_HMAP_VIOLATION_ADDR_L(rev) (REV_GE_64(rev) ? 0x600u : 0x5C0u)
#define PCI_HMAP_VIOLATION_ADDR_U(rev) (REV_GE_64(rev) ? 0x604u : 0x5C4u)
#define PCI_HMAP_VIOLATION_INFO(rev) (REV_GE_64(rev) ? 0x608u : 0x5C8u)
#define PCI_HMAP_WINDOW_CONFIG(rev) (REV_GE_64(rev) ? 0x610u : 0x5D0u)
/* HMAP Register related offsets */
#define PCI_HMAP_NWINDOWS_SHIFT 8U
#define PCI_HMAP_NWINDOWS_MASK 0x0000ff00U /* bits 8:15 */
#define PCI_HMAP_VIO_ID_MASK 0x0000007fU /* 0:14 */
#define PCI_HMAP_VIO_ID_SHIFT 0U
#define PCI_HMAP_VIO_SRC_MASK 0x00008000U /* bit 15 */
#define PCI_HMAP_VIO_SRC_SHIFT 15U
#define PCI_HMAP_VIO_TYPE_MASK 0x00010000U /* bit 16 */
#define PCI_HMAP_VIO_TYPE_SHIFT 16U
#define PCI_HMAP_VIO_ERR_MASK 0x00060000U /* bit 17:18 */
#define PCI_HMAP_VIO_ERR_SHIFT 17U
#define I_F0_B0 (0x1 << 8) /* Mail box interrupt Function 0 interrupt, bit 0 */
#define I_F0_B1 (0x1 << 9) /* Mail box interrupt Function 0 interrupt, bit 1 */
#define PCIECFGREG_DEVCONTROL 0xB4
#define PCIECFGREG_BASEADDR0 0x10
#define PCIECFGREG_BASEADDR1 0x18
#define PCIECFGREG_DEVCONTROL_MRRS_SHFT 12
#define PCIECFGREG_DEVCONTROL_MRRS_MASK (0x7 << PCIECFGREG_DEVCONTROL_MRRS_SHFT)
#define PCIECFGREG_DEVCTRL_MPS_SHFT 5
#define PCIECFGREG_DEVCTRL_MPS_MASK (0x7 << PCIECFGREG_DEVCTRL_MPS_SHFT)
#define PCIECFGREG_PM_CSR_STATE_MASK 0x00000003
#define PCIECFGREG_PM_CSR_STATE_D0 0
#define PCIECFGREG_PM_CSR_STATE_D1 1
#define PCIECFGREG_PM_CSR_STATE_D2 2
#define PCIECFGREG_PM_CSR_STATE_D3_HOT 3
#define PCIECFGREG_PM_CSR_STATE_D3_COLD 4
/* Direct Access regs */
#define DAR_ERRLOG(rev) (REV_GE_64(rev) ? \
OFFSETOF(sbpcieregs_t, u1.dar_64.errlog) : \
OFFSETOF(sbpcieregs_t, u1.dar.errlog))
#define DAR_ERRADDR(rev) (REV_GE_64(rev) ? \
OFFSETOF(sbpcieregs_t, u1.dar_64.erraddr) : \
OFFSETOF(sbpcieregs_t, u1.dar.erraddr))
#define DAR_CLK_CTRL(rev) (REV_GE_64(rev) ? \
OFFSETOF(sbpcieregs_t, u1.dar_64.clk_ctl_st) : \
OFFSETOF(sbpcieregs_t, u1.dar.clk_ctl_st))
#define DAR_INTSTAT(rev) (REV_GE_64(rev) ? \
OFFSETOF(sbpcieregs_t, u1.dar_64.intstatus) : \
OFFSETOF(sbpcieregs_t, u1.dar.intstatus))
#define DAR_PCIH2D_DB0_0(rev) (REV_GE_64(rev) ? \
OFFSETOF(sbpcieregs_t, u1.dar_64.h2d_db_0_0) : \
OFFSETOF(sbpcieregs_t, u1.dar.h2d_db_0_0))
#define DAR_PCIH2D_DB0_1(rev) (REV_GE_64(rev) ? \
OFFSETOF(sbpcieregs_t, u1.dar_64.h2d_db_0_1) : \
OFFSETOF(sbpcieregs_t, u1.dar.h2d_db_0_1))
#define DAR_PCIH2D_DB1_0(rev) (REV_GE_64(rev) ? \
OFFSETOF(sbpcieregs_t, u1.dar_64.h2d_db_1_0) : \
OFFSETOF(sbpcieregs_t, u1.dar.h2d_db_1_0))
#define DAR_PCIH2D_DB1_1(rev) (REV_GE_64(rev) ? \
OFFSETOF(sbpcieregs_t, u1.dar_64.h2d_db_1_1) : \
OFFSETOF(sbpcieregs_t, u1.dar.h2d_db_1_1))
#define DAR_PCIH2D_DB2_0(rev) (REV_GE_64(rev) ? \
OFFSETOF(sbpcieregs_t, u1.dar_64.h2d_db_2_0) : \
OFFSETOF(sbpcieregs_t, u1.dar.h2d_db_2_0))
#define DAR_PCIH2D_DB2_1(rev) (REV_GE_64(rev) ? \
OFFSETOF(sbpcieregs_t, u1.dar_64.h2d_db_2_1) : \
OFFSETOF(sbpcieregs_t, u1.dar.h2d_db_2_1))
#define DAR_PCIH2D_DB3_0(rev) OFFSETOF(sbpcieregs_t, u1.dar_64.h2d_db_3_0)
#define DAR_PCIH2D_DB3_1(rev) OFFSETOF(sbpcieregs_t, u1.dar_64.h2d_db_3_1)
#define DAR_PCIH2D_DB4_0(rev) OFFSETOF(sbpcieregs_t, u1.dar_64.h2d_db_4_0)
#define DAR_PCIH2D_DB4_1(rev) OFFSETOF(sbpcieregs_t, u1.dar_64.h2d_db_4_1)
#define DAR_PCIH2D_DB5_0(rev) OFFSETOF(sbpcieregs_t, u1.dar_64.h2d_db_5_0)
#define DAR_PCIH2D_DB5_1(rev) OFFSETOF(sbpcieregs_t, u1.dar_64.h2d_db_5_1)
#define DAR_PCIH2D_DB6_0(rev) OFFSETOF(sbpcieregs_t, u1.dar_64.h2d_db_6_0)
#define DAR_PCIH2D_DB6_1(rev) OFFSETOF(sbpcieregs_t, u1.dar_64.h2d_db_6_1)
#define DAR_PCIH2D_DB7_0(rev) OFFSETOF(sbpcieregs_t, u1.dar_64.h2d_db_7_0)
#define DAR_PCIH2D_DB7_1(rev) OFFSETOF(sbpcieregs_t, u1.dar_64.h2d_db_7_1)
#define DAR_PCIMailBoxInt(rev) (REV_GE_64(rev) ? \
OFFSETOF(sbpcieregs_t, u1.dar_64.mbox_int) : \
OFFSETOF(sbpcieregs_t, u1.dar.mbox_int))
#define DAR_PCIE_PWR_CTRL(rev) (REV_GE_64(rev) ? \
OFFSETOF(sbpcieregs_t, u1.dar_64.powerctl) : \
OFFSETOF(sbpcieregs_t, u1.dar.powerctl))
#define DAR_PCIE_DAR_CTRL(rev) (REV_GE_64(rev) ? \
OFFSETOF(sbpcieregs_t, u1.dar_64.dar_ctrl) : \
OFFSETOF(sbpcieregs_t, u1.dar.dar_ctrl))
#define DAR_FIS_CTRL(rev) OFFSETOF(sbpcieregs_t, u1.dar_64.fis_ctrl)
#define DAR_FIS_START_SHIFT 0u
#define DAR_FIS_START_MASK (1u << DAR_FIS_START_SHIFT)
#define PCIE_PWR_REQ_PCIE (0x1 << 8)
/* SROM hardware region */
#define SROM_OFFSET_BAR1_CTRL 52
#define BAR1_ENC_SIZE_MASK 0x000e
#define BAR1_ENC_SIZE_SHIFT 1
#define BAR1_ENC_SIZE_1M 0
#define BAR1_ENC_SIZE_2M 1
#define BAR1_ENC_SIZE_4M 2
#define PCIEGEN2_CAP_DEVSTSCTRL2_OFFSET 0xD4
#define PCIEGEN2_CAP_DEVSTSCTRL2_LTRENAB 0x400
/*
* Latency Tolerance Reporting (LTR) states
* Active has the least tolerant latency requirement
* Sleep is most tolerant
*/
#define LTR_ACTIVE 2
#define LTR_ACTIVE_IDLE 1
#define LTR_SLEEP 0
#define LTR_FINAL_MASK 0x300
#define LTR_FINAL_SHIFT 8
/* pwrinstatus, pwrintmask regs */
#define PCIEGEN2_PWRINT_D0_STATE_SHIFT 0
#define PCIEGEN2_PWRINT_D1_STATE_SHIFT 1
#define PCIEGEN2_PWRINT_D2_STATE_SHIFT 2
#define PCIEGEN2_PWRINT_D3_STATE_SHIFT 3
#define PCIEGEN2_PWRINT_L0_LINK_SHIFT 4
#define PCIEGEN2_PWRINT_L0s_LINK_SHIFT 5
#define PCIEGEN2_PWRINT_L1_LINK_SHIFT 6
#define PCIEGEN2_PWRINT_L2_L3_LINK_SHIFT 7
#define PCIEGEN2_PWRINT_OBFF_CHANGE_SHIFT 8
#define PCIEGEN2_PWRINT_D0_STATE_MASK (1 << PCIEGEN2_PWRINT_D0_STATE_SHIFT)
#define PCIEGEN2_PWRINT_D1_STATE_MASK (1 << PCIEGEN2_PWRINT_D1_STATE_SHIFT)
#define PCIEGEN2_PWRINT_D2_STATE_MASK (1 << PCIEGEN2_PWRINT_D2_STATE_SHIFT)
#define PCIEGEN2_PWRINT_D3_STATE_MASK (1 << PCIEGEN2_PWRINT_D3_STATE_SHIFT)
#define PCIEGEN2_PWRINT_L0_LINK_MASK (1 << PCIEGEN2_PWRINT_L0_LINK_SHIFT)
#define PCIEGEN2_PWRINT_L0s_LINK_MASK (1 << PCIEGEN2_PWRINT_L0s_LINK_SHIFT)
#define PCIEGEN2_PWRINT_L1_LINK_MASK (1 << PCIEGEN2_PWRINT_L1_LINK_SHIFT)
#define PCIEGEN2_PWRINT_L2_L3_LINK_MASK (1 << PCIEGEN2_PWRINT_L2_L3_LINK_SHIFT)
#define PCIEGEN2_PWRINT_OBFF_CHANGE_MASK (1 << PCIEGEN2_PWRINT_OBFF_CHANGE_SHIFT)
/* sbtopcie mail box */
#define SBTOPCIE_MB_FUNC0_SHIFT 8
#define SBTOPCIE_MB_FUNC1_SHIFT 10
#define SBTOPCIE_MB_FUNC2_SHIFT 12
#define SBTOPCIE_MB_FUNC3_SHIFT 14
#define SBTOPCIE_MB1_FUNC0_SHIFT 9
#define SBTOPCIE_MB1_FUNC1_SHIFT 11
#define SBTOPCIE_MB1_FUNC2_SHIFT 13
#define SBTOPCIE_MB1_FUNC3_SHIFT 15
/* pcieiocstatus */
#define PCIEGEN2_IOC_D0_STATE_SHIFT 8
#define PCIEGEN2_IOC_D1_STATE_SHIFT 9
#define PCIEGEN2_IOC_D2_STATE_SHIFT 10
#define PCIEGEN2_IOC_D3_STATE_SHIFT 11
#define PCIEGEN2_IOC_L0_LINK_SHIFT 12
#define PCIEGEN2_IOC_L1_LINK_SHIFT 13
#define PCIEGEN2_IOC_L1L2_LINK_SHIFT 14
#define PCIEGEN2_IOC_L2_L3_LINK_SHIFT 15
#define PCIEGEN2_IOC_BME_SHIFT 20
#define PCIEGEN2_IOC_D0_STATE_MASK (1 << PCIEGEN2_IOC_D0_STATE_SHIFT)
#define PCIEGEN2_IOC_D1_STATE_MASK (1 << PCIEGEN2_IOC_D1_STATE_SHIFT)
#define PCIEGEN2_IOC_D2_STATE_MASK (1 << PCIEGEN2_IOC_D2_STATE_SHIFT)
#define PCIEGEN2_IOC_D3_STATE_MASK (1 << PCIEGEN2_IOC_D3_STATE_SHIFT)
#define PCIEGEN2_IOC_L0_LINK_MASK (1 << PCIEGEN2_IOC_L0_LINK_SHIFT)
#define PCIEGEN2_IOC_L1_LINK_MASK (1 << PCIEGEN2_IOC_L1_LINK_SHIFT)
#define PCIEGEN2_IOC_L1L2_LINK_MASK (1 << PCIEGEN2_IOC_L1L2_LINK_SHIFT)
#define PCIEGEN2_IOC_L2_L3_LINK_MASK (1 << PCIEGEN2_IOC_L2_L3_LINK_SHIFT)
#define PCIEGEN2_IOC_BME_MASK (1 << PCIEGEN2_IOC_BME_SHIFT)
/* stat_ctrl */
#define PCIE_STAT_CTRL_RESET 0x1
#define PCIE_STAT_CTRL_ENABLE 0x2
#define PCIE_STAT_CTRL_INTENABLE 0x4
#define PCIE_STAT_CTRL_INTSTATUS 0x8
/* cpl_timeout_ctrl_reg */
#define PCIE_CTO_TO_THRESHOLD_SHIFT 0
#define PCIE_CTO_TO_THRESHHOLD_MASK (0xfffff << PCIE_CTO_TO_THRESHOLD_SHIFT)
#define PCIE_CTO_CLKCHKCNT_SHIFT 24
#define PCIE_CTO_CLKCHKCNT_MASK (0xf << PCIE_CTO_CLKCHKCNT_SHIFT)
#define PCIE_CTO_ENAB_SHIFT 31
#define PCIE_CTO_ENAB_MASK (0x1 << PCIE_CTO_ENAB_SHIFT)
/*
* For corerev >= 69, core_fref is always 29.9MHz instead of 37.4MHz.
* Use different default threshold value to have 10ms timeout (0x49FB6 * 33ns).
*/
#define PCIE_CTO_TO_THRESH_DEFAULT 0x58000
#define PCIE_CTO_TO_THRESH_DEFAULT_REV69 0x49FB6
#define PCIE_CTO_CLKCHKCNT_VAL 0xA
/* ErrLog */
#define PCIE_SROMRD_ERR_SHIFT 5
#define PCIE_SROMRD_ERR_MASK (0x1 << PCIE_SROMRD_ERR_SHIFT)
#define PCIE_CTO_ERR_SHIFT 8
#define PCIE_CTO_ERR_MASK (0x1 << PCIE_CTO_ERR_SHIFT)
#define PCIE_CTO_ERR_CODE_SHIFT 9
#define PCIE_CTO_ERR_CODE_MASK (0x3 << PCIE_CTO_ERR_CODE_SHIFT)
#define PCIE_BP_CLK_OFF_ERR_SHIFT 12
#define PCIE_BP_CLK_OFF_ERR_MASK (0x1 << PCIE_BP_CLK_OFF_ERR_SHIFT)
#define PCIE_BP_IN_RESET_ERR_SHIFT 13
#define PCIE_BP_IN_RESET_ERR_MASK (0x1 << PCIE_BP_IN_RESET_ERR_SHIFT)
/* PCIE control per Function */
#define PCIE_FTN_DLYPERST_SHIFT 1
#define PCIE_FTN_DLYPERST_MASK (1 << PCIE_FTN_DLYPERST_SHIFT)
#define PCIE_FTN_WakeModeL2_SHIFT 3
#define PCIE_FTN_WakeModeL2_MASK (1 << PCIE_FTN_WakeModeL2_SHIFT)
#define PCIE_FTN_MSI_B2B_EN_SHIFT 4
#define PCIE_FTN_MSI_B2B_EN_MASK (1 << PCIE_FTN_MSI_B2B_EN_SHIFT)
#define PCIE_FTN_MSI_FIFO_CLEAR_SHIFT 5
#define PCIE_FTN_MSI_FIFO_CLEAR_MASK (1 << PCIE_FTN_MSI_FIFO_CLEAR_SHIFT)
#define PCIE_FTN_SWPME_SHIFT 6
#define PCIE_FTN_SWPME_MASK (1 << PCIE_FTN_SWPME_SHIFT)
#ifdef BCMDRIVER
void pcie_watchdog_reset(osl_t *osh, si_t *sih, uint32 wd_mask, uint32 wd_val);
void pcie_serdes_iddqdisable(osl_t *osh, si_t *sih, sbpcieregs_t *sbpcieregs);
void pcie_set_trefup_time_100us(si_t *sih);
uint32 pcie_cto_to_thresh_default(uint corerev);
uint32 pcie_corereg(osl_t *osh, volatile void *regs, uint32 offset, uint32 mask, uint32 val);
#endif /* BCMDRIVER */
/* DMA intstatus and intmask */
#define I_PC (1 << 10) /* pci descriptor error */
#define I_PD (1 << 11) /* pci data error */
#define I_DE (1 << 12) /* descriptor protocol error */
#define I_RU (1 << 13) /* receive descriptor underflow */
#define I_RO (1 << 14) /* receive fifo overflow */
#define I_XU (1 << 15) /* transmit fifo underflow */
#define I_RI (1 << 16) /* receive interrupt */
#define I_XI (1 << 24) /* transmit interrupt */
#define PD_DMA_INT_MASK_H2D 0x1DC00
#define PD_DMA_INT_MASK_D2H 0x1DC00
#define PD_DB_INT_MASK 0xFF0000
#define PCIE_INVALID_OFFSET 0x18003ffc /* Invalid Register Offset for Induce Error */
#define PCIE_INVALID_DATA 0x55555555 /* Invalid Data for Induce Error */
#define PD_DEV0_DB0_INTMASK (0x1 << PD_DEV0_DB_INTSHIFT)
#define PD_DEV0_DB1_INTMASK (0x2 << PD_DEV0_DB_INTSHIFT)
#define PD_DEV0_DB_INTMASK ((PD_DEV0_DB0_INTMASK) | (PD_DEV0_DB1_INTMASK))
#define PD_DEV1_DB0_INTMASK (0x1 << PD_DEV1_DB_INTSHIFT)
#define PD_DEV1_DB1_INTMASK (0x2 << PD_DEV1_DB_INTSHIFT)
#define PD_DEV1_DB_INTMASK ((PD_DEV1_DB0_INTMASK) | (PD_DEV1_DB1_INTMASK))
#define PD_DEV2_DB0_INTMASK (0x1 << PD_DEV2_DB_INTSHIFT)
#define PD_DEV2_DB1_INTMASK (0x2 << PD_DEV2_DB_INTSHIFT)
#define PD_DEV2_DB_INTMASK ((PD_DEV2_DB0_INTMASK) | (PD_DEV2_DB1_INTMASK))
#define PD_DEV3_DB0_INTMASK (0x1 << PD_DEV3_DB_INTSHIFT)
#define PD_DEV3_DB1_INTMASK (0x2 << PD_DEV3_DB_INTSHIFT)
#define PD_DEV3_DB_INTMASK ((PD_DEV3_DB0_INTMASK) | (PD_DEV3_DB1_INTMASK))
#define PD_DEV0_DMA_INTMASK 0x80
#define PD_FUNC0_MB_INTSHIFT 8u
#define PD_FUNC0_MB_INTMASK (0x3 << PD_FUNC0_MB_INTSHIFT)
#define PD_FUNC0_PCIE_SB_INTSHIFT 0u
#define PD_FUNC0_PCIE_SB__INTMASK (0x3 << PD_FUNC0_PCIE_SB_INTSHIFT)
#define PD_DEV0_PWRSTATE_INTSHIFT 24u
#define PD_DEV0_PWRSTATE_INTMASK (0x1 << PD_DEV0_PWRSTATE_INTSHIFT)
#define PD_DEV0_PERST_INTSHIFT 6u
#define PD_DEV0_PERST_INTMASK (0x1 << PD_DEV0_PERST_INTSHIFT)
#define PD_MSI_FIFO_OVERFLOW_INTSHIFT 28u
#define PD_MSI_FIFO_OVERFLOW_INTMASK (0x1 << PD_MSI_FIFO_OVERFLOW_INTSHIFT)
#if defined(BCMPCIE_IFRM)
#define PD_IFRM_INTSHIFT 5u
#define PD_IFRM_INTMASK (0x1 << PD_IFRM_INTSHIFT)
#endif /* BCMPCIE_IFRM */
/* HMAP related constants */
#define PD_HMAP_VIO_INTSHIFT 3u
#define PD_HMAP_VIO_INTMASK (0x1 << PD_HMAP_VIO_INTSHIFT)
#define PD_HMAP_VIO_CLR_VAL 0x3 /* write 0b11 to clear HMAP violation */
#define PD_HMAP_VIO_SHIFT_VAL 17u /* bits 17:18 clear HMAP violation */
#define PD_FLR0_IN_PROG_INTSHIFT 0u
#define PD_FLR0_IN_PROG_INTMASK (0x1 << PD_FLR0_IN_PROG_INTSHIFT)
#define PD_FLR1_IN_PROG_INTSHIFT 1u
#define PD_FLR1_IN_PROG_INTMASK (0x1 << PD_FLR1_IN_PROG_INTSHIFT)
/* DMA channel 2 datapath use case
* Implicit DMA uses DMA channel 2 (outbound only)
*/
#if defined(BCMPCIE_IDMA) && !defined(BCMPCIE_IDMA_DISABLED)
#define PD_DEV2_INTMASK PD_DEV2_DB0_INTMASK
#elif defined(BCMPCIE_IFRM) && !defined(BCMPCIE_IFRM_DISABLED)
#define PD_DEV2_INTMASK PD_DEV2_DB0_INTMASK
#elif defined(BCMPCIE_DMA_CH2)
#define PD_DEV2_INTMASK PD_DEV2_DB0_INTMASK
#else
#define PD_DEV2_INTMASK 0u
#endif /* BCMPCIE_IDMA || BCMPCIE_DMA_CH2 || BCMPCIE_IFRM */
/* DMA channel 1 datapath use case */
#ifdef BCMPCIE_DMA_CH1
#define PD_DEV1_INTMASK PD_DEV1_DB0_INTMASK
#else
#define PD_DEV1_INTMASK 0u
#endif /* BCMPCIE_DMA_CH1 */
#if defined(BCMPCIE_IDMA) || defined(BCMPCIE_IFRM)
#define PD_DEV1_IDMA_DW_INTMASK PD_DEV1_DB1_INTMASK
#else
#define PD_DEV1_IDMA_DW_INTMASK 0u
#endif /* BCMPCIE_IDMA || BCMPCIE_IFRM */
#define PD_DEV0_INTMASK \
(PD_DEV0_DMA_INTMASK | PD_DEV0_DB0_INTMASK | PD_DEV0_PWRSTATE_INTMASK | \
PD_DEV0_PERST_INTMASK | PD_DEV1_INTMASK | PD_DEV2_INTMASK | PD_DEV0_DB1_INTMASK | \
PD_DEV1_IDMA_DW_INTMASK)
/* implicit DMA index */
#define PD_IDMA_COMP 0xf /* implicit dma complete */
#define PD_IDMA_IDX0_COMP ((uint32)1 << 0) /* implicit dma index0 complete */
#define PD_IDMA_IDX1_COMP ((uint32)1 << 1) /* implicit dma index1 complete */
#define PD_IDMA_IDX2_COMP ((uint32)1 << 2) /* implicit dma index2 complete */
#define PD_IDMA_IDX3_COMP ((uint32)1 << 3) /* implicit dma index3 complete */
#define PCIE_D2H_DB0_VAL (0x12345678)
#define PD_ERR_ATTN_INTMASK (1u << 29)
#define PD_LINK_DOWN_INTMASK (1u << 27)
#define PD_ERR_TTX_REQ_DURING_D3 (1u << 31) /* Tx mem req on iface when in non-D0 */
#define PD_PRI_SIG_TARGET_ABORT_F1 (1u << 19) /* Rcvd target Abort Err Status (CA) F1 */
#define PD_ERR_UNSPPORT_F1 (1u << 18) /* Unsupported Request Error Status. F1 */
#define PD_ERR_ECRC_F1 (1u << 17) /* ECRC Error TLP Status. F1 */
#define PD_ERR_MALF_TLP_F1 (1u << 16) /* Malformed TLP Status. F1 */
#define PD_ERR_RX_OFLOW_F1 (1u << 15) /* Receiver Overflow Status. */
#define PD_ERR_UNEXP_CPL_F1 (1u << 14) /* Unexpected Completion Status. F1 */
#define PD_ERR_MASTER_ABRT_F1 (1u << 13) /* Receive UR Completion Status. F1 */
#define PD_ERR_CPL_TIMEOUT_F1 (1u << 12) /* Completer Timeout Status F1 */
#define PD_ERR_FC_PRTL_F1 (1u << 11) /* Flow Control Protocol Error Status F1 */
#define PD_ERR_PSND_TLP_F1 (1u << 10) /* Poisoned Error Status F1 */
#define PD_PRI_SIG_TARGET_ABORT (1u << 9) /* Received target Abort Error Status(CA) */
#define PD_ERR_UNSPPORT (1u << 8) /* Unsupported Request Error Status. */
#define PD_ERR_ECRC (1u << 7) /* ECRC Error TLP Status. */
#define PD_ERR_MALF_TLP (1u << 6) /* Malformed TLP Status. */
#define PD_ERR_RX_OFLOW (1u << 5) /* Receiver Overflow Status. */
#define PD_ERR_UNEXP_CPL (1u << 4) /* Unexpected Completion Status. */
#define PD_ERR_MASTER_ABRT (1u << 3) /* Receive UR Completion Status. */
#define PD_ERR_CPL_TIMEOUT (1u << 2) /* Completer Timeout Status */
#define PD_ERR_FC_PRTL (1u << 1) /* Flow Control Protocol Error Status */
#define PD_ERR_PSND_TLP (1u << 0) /* Poisoned Error Status */
/* All ERR_ATTN of F1 */
#define PD_ERR_FUNCTION1 \
(PD_ERR_PSND_TLP_F1 | PD_ERR_FC_PRTL_F1 | PD_ERR_CPL_TIMEOUT_F1 | PD_ERR_MASTER_ABRT_F1 | \
PD_ERR_UNEXP_CPL_F1 | PD_ERR_RX_OFLOW_F1 | PD_ERR_MALF_TLP_F1 | PD_ERR_ECRC_F1 | \
PD_ERR_UNSPPORT_F1 | PD_PRI_SIG_TARGET_ABORT_F1)
#define PD_ERR_TTX_REQ_DURING_D3_FN0 (1u << 10) /* Tx mem req on iface when in non-D0 */
/* HWA Doorbell-To-Function Mapping */
#define PD_DB_IDMA_HWA_MASK (0x03u)
#define PD_DB_IDMA_HWA_SHIFT (20u)
/* H2D Doorbell Fields for IDMA / HWA / PWI */
#define PD_DB_FRG_ID_SHIFT (0u)
#define PD_DB_FRG_ID_MASK (0xFu) /* bits 3:0 */
#define PD_DB_DMA_TYPE_SHIFT (4u)
#define PD_DB_DMA_TYPE_MASK (0xFu) /* bits 7:4 */
#define PD_DB_RINGIDX_NUM_SHIFT (8u)
#define PD_DB_RINGIDX_NUM_MASK (0xFFu) /* bits 15:8 */
#define PD_DB_INDEX_VAL_SHIFT (16u)
#define PD_DB_INDEX_VAL_MASK (0xFFFFu) /* bits 31:16 */
/* PWI LUT entry fields */
#define PWI_FLOW_VALID_MASK (0x1u)
#define PWI_FLOW_VALID_SHIFT (22u)
#define PWI_FLOW_RING_GROUP_ID_MASK (0x3u)
#define PWI_FLOW_RING_GROUP_ID_SHIFT (20u)
#define PWI_HOST_RINGIDX_MASK (0xFFu) /* Host Ring Index Number[19:12] */
#define PWI_HOST_RINGIDX_SHIFT (12u)
#define PWI_HWA_RINGTYPE_MASK (0xFu) /* HWA Ring Type Mapping-[11:8] */
#define PWI_HWA_RINGTYPE_SHIFT (8u)
#define PWI_HWA_RINGIDX_MASK (0xFFu) /* HWA Ring Index Mapping- [7:0] */
#define PWI_HWA_RINGIDX_SHIFT (0u)
/* DMA_TYPE Values */
#define PD_DB_DMA_TYPE_NO_IDMA (0u)
#define PD_DB_DMA_TYPE_IDMA (1u)
#define PD_DB_DMA_TYPE_PWI (2u)
#define PD_DB_DMA_TYPE_RXPOST(rev) (REV_GE_73((rev)) ? (1u) : (5u))
#define PD_DB_DMA_TYPE_TXCPL(rev) (REV_GE_73((rev)) ? (2u) : (6u))
#define PD_DB_DMA_TYPE_RXCPL(rev) (REV_GE_73((rev)) ? (3u) : (7u))
/* All ERR_ATTN of F0 */
#define PD_ERR_FUNCTION0 \
(PD_ERR_PSND_TLP | PD_ERR_FC_PRTL | PD_ERR_CPL_TIMEOUT | PD_ERR_MASTER_ABRT | \
PD_ERR_UNEXP_CPL | PD_ERR_RX_OFLOW | PD_ERR_MALF_TLP | PD_ERR_ECRC | \
PD_ERR_UNSPPORT | PD_PRI_SIG_TARGET_ABORT)
/* Shift of F1 bits */
#define PD_ERR_FUNCTION1_SHIFT 10u
#endif /* _PCIE_CORE_H */