diff options
Diffstat (limited to 'drivers/net/wireless/bcmdhd_1363/include/pcie_core.h')
| -rw-r--r-- | drivers/net/wireless/bcmdhd_1363/include/pcie_core.h | 652 |
1 files changed, 652 insertions, 0 deletions
diff --git a/drivers/net/wireless/bcmdhd_1363/include/pcie_core.h b/drivers/net/wireless/bcmdhd_1363/include/pcie_core.h new file mode 100644 index 000000000000..5ea5d7569dd8 --- /dev/null +++ b/drivers/net/wireless/bcmdhd_1363/include/pcie_core.h @@ -0,0 +1,652 @@ +/* + * BCM43XX PCIE core hardware definitions. + * + * Copyright (C) 1999-2017, Broadcom Corporation + * + * 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. + * + * Notwithstanding the above, under no circumstances may you combine this + * software in any way with any other Broadcom software provided under a license + * other than the GPL, without Broadcom's express prior written consent. + * + * + * <<Broadcom-WL-IPTag/Open:>> + * + * $Id: pcie_core.h 514727 2014-11-12 03:02:48Z $ + */ +#ifndef _PCIE_CORE_H +#define _PCIE_CORE_H + +#include <sbhnddma.h> +#include <siutils.h> + +/* 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 */ + +/* dma regs to control the flow between host2dev and dev2host */ +typedef 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 + +/* door bell register sets */ +typedef struct pcie_doorbell { + uint32 host2dev_0; + uint32 host2dev_1; + uint32 dev2host_0; + uint32 dev2host_1; +} pcie_doorbell_t; + +/* SB side: PCIE core and host control registers */ +typedef 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 PAD[2]; + 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[2]; + 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 PAD[42]; + + 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 PAD[5]; + + /* 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]; + } 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 PAD[13]; /* 0x1AC - 0x1DF */ + uint32 clk_ctl_st; /* 0x1E0 */ + uint32 PAD[7]; /* 0x1E4 - 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 */ + } pcie2; + } u; + uint32 pciecfg[4][64]; /* 0x400 - 0x7FF, PCIE Cfg Space */ + uint16 sprom[64]; /* SPROM shadow Area */ +} sbpcieregs_t; + +/* 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_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_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_CFGADDR 0x120 /* offsetof(configaddr) */ +#define PCIE_CFGDATA 0x124 /* offsetof(configdata) */ + +/* 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 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_D2H0_DB0 0x10000 +#define PCIE_MB_TOPCIE_D2H0_DB1 0x20000 +#define PCIE_MB_TOPCIE_D2H1_DB0 0x40000 +#define PCIE_MB_TOPCIE_D2H1_DB1 0x80000 +#define PCIE_MB_TOPCIE_D2H2_DB0 0x100000 +#define PCIE_MB_TOPCIE_D2H2_DB1 0x200000 +#define PCIE_MB_TOPCIE_D2H3_DB0 0x400000 +#define PCIE_MB_TOPCIE_D2H3_DB1 0x800000 + +#define PCIE_MB_D2H_MB_MASK \ + (PCIE_MB_TOPCIE_D2H0_DB0 | PCIE_MB_TOPCIE_D2H0_DB1 | \ + PCIE_MB_TOPCIE_D2H1_DB0 | PCIE_MB_TOPCIE_D2H1_DB1 | \ + PCIE_MB_TOPCIE_D2H2_DB0 | PCIE_MB_TOPCIE_D2H2_DB1 | \ + PCIE_MB_TOPCIE_D2H3_DB0 | PCIE_MB_TOPCIE_D2H3_DB1) + +/* 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 + +/* PCIE protocol PHY diagnostic registers */ +#define PCIE_PLP_MODEREG 0x200 /* Mode */ +#define PCIE_PLP_STATUSREG 0x204 /* Status */ +#define PCIE_PLP_LTSSMCTRLREG 0x208 /* LTSSM control */ +#define PCIE_PLP_LTLINKNUMREG 0x20c /* Link Training Link number */ +#define PCIE_PLP_LTLANENUMREG 0x210 /* Link Training Lane number */ +#define PCIE_PLP_LTNFTSREG 0x214 /* Link Training N_FTS */ +#define PCIE_PLP_ATTNREG 0x218 /* Attention */ +#define PCIE_PLP_ATTNMASKREG 0x21C /* Attention Mask */ +#define PCIE_PLP_RXERRCTR 0x220 /* Rx Error */ +#define PCIE_PLP_RXFRMERRCTR 0x224 /* Rx Framing Error */ +#define PCIE_PLP_RXERRTHRESHREG 0x228 /* Rx Error threshold */ +#define PCIE_PLP_TESTCTRLREG 0x22C /* Test Control reg */ +#define PCIE_PLP_SERDESCTRLOVRDREG 0x230 /* SERDES Control Override */ +#define PCIE_PLP_TIMINGOVRDREG 0x234 /* Timing param override */ +#define PCIE_PLP_RXTXSMDIAGREG 0x238 /* RXTX State Machine Diag */ +#define PCIE_PLP_LTSSMDIAGREG 0x23C /* LTSSM State Machine Diag */ + +/* PCIE protocol DLLP diagnostic registers */ +#define PCIE_DLLP_LCREG 0x100 /* Link Control */ +#define PCIE_DLLP_LSREG 0x104 /* Link Status */ +#define PCIE_DLLP_LAREG 0x108 /* Link Attention */ +#define PCIE_DLLP_LAMASKREG 0x10C /* Link Attention Mask */ +#define PCIE_DLLP_NEXTTXSEQNUMREG 0x110 /* Next Tx Seq Num */ +#define PCIE_DLLP_ACKEDTXSEQNUMREG 0x114 /* Acked Tx Seq Num */ +#define PCIE_DLLP_PURGEDTXSEQNUMREG 0x118 /* Purged Tx Seq Num */ +#define PCIE_DLLP_RXSEQNUMREG 0x11C /* Rx Sequence Number */ +#define PCIE_DLLP_LRREG 0x120 /* Link Replay */ +#define PCIE_DLLP_LACKTOREG 0x124 /* Link Ack Timeout */ +#define PCIE_DLLP_PMTHRESHREG 0x128 /* Power Management Threshold */ +#define PCIE_DLLP_RTRYWPREG 0x12C /* Retry buffer write ptr */ +#define PCIE_DLLP_RTRYRPREG 0x130 /* Retry buffer Read ptr */ +#define PCIE_DLLP_RTRYPPREG 0x134 /* Retry buffer Purged ptr */ +#define PCIE_DLLP_RTRRWREG 0x138 /* Retry buffer Read/Write */ +#define PCIE_DLLP_ECTHRESHREG 0x13C /* Error Count Threshold */ +#define PCIE_DLLP_TLPERRCTRREG 0x140 /* TLP Error Counter */ +#define PCIE_DLLP_ERRCTRREG 0x144 /* Error Counter */ +#define PCIE_DLLP_NAKRXCTRREG 0x148 /* NAK Received Counter */ +#define PCIE_DLLP_TESTREG 0x14C /* Test */ +#define PCIE_DLLP_PKTBIST 0x150 /* Packet BIST */ +#define PCIE_DLLP_PCIE11 0x154 /* DLLP PCIE 1.1 reg */ + +#define PCIE_DLLP_LSREG_LINKUP (1 << 16) + +/* PCIE protocol TLP diagnostic registers */ +#define PCIE_TLP_CONFIGREG 0x000 /* Configuration */ +#define PCIE_TLP_WORKAROUNDSREG 0x004 /* TLP Workarounds */ +#define PCIE_TLP_WRDMAUPPER 0x010 /* Write DMA Upper Address */ +#define PCIE_TLP_WRDMALOWER 0x014 /* Write DMA Lower Address */ +#define PCIE_TLP_WRDMAREQ_LBEREG 0x018 /* Write DMA Len/ByteEn Req */ +#define PCIE_TLP_RDDMAUPPER 0x01C /* Read DMA Upper Address */ +#define PCIE_TLP_RDDMALOWER 0x020 /* Read DMA Lower Address */ +#define PCIE_TLP_RDDMALENREG 0x024 /* Read DMA Len Req */ +#define PCIE_TLP_MSIDMAUPPER 0x028 /* MSI DMA Upper Address */ +#define PCIE_TLP_MSIDMALOWER 0x02C /* MSI DMA Lower Address */ +#define PCIE_TLP_MSIDMALENREG 0x030 /* MSI DMA Len Req */ +#define PCIE_TLP_SLVREQLENREG 0x034 /* Slave Request Len */ +#define PCIE_TLP_FCINPUTSREQ 0x038 /* Flow Control Inputs */ +#define PCIE_TLP_TXSMGRSREQ 0x03C /* Tx StateMachine and Gated Req */ +#define PCIE_TLP_ADRACKCNTARBLEN 0x040 /* Address Ack XferCnt and ARB Len */ +#define PCIE_TLP_DMACPLHDR0 0x044 /* DMA Completion Hdr 0 */ +#define PCIE_TLP_DMACPLHDR1 0x048 /* DMA Completion Hdr 1 */ +#define PCIE_TLP_DMACPLHDR2 0x04C /* DMA Completion Hdr 2 */ +#define PCIE_TLP_DMACPLMISC0 0x050 /* DMA Completion Misc0 */ +#define PCIE_TLP_DMACPLMISC1 0x054 /* DMA Completion Misc1 */ +#define PCIE_TLP_DMACPLMISC2 0x058 /* DMA Completion Misc2 */ +#define PCIE_TLP_SPTCTRLLEN 0x05C /* Split Controller Req len */ +#define PCIE_TLP_SPTCTRLMSIC0 0x060 /* Split Controller Misc 0 */ +#define PCIE_TLP_SPTCTRLMSIC1 0x064 /* Split Controller Misc 1 */ +#define PCIE_TLP_BUSDEVFUNC 0x068 /* Bus/Device/Func */ +#define PCIE_TLP_RESETCTR 0x06C /* Reset Counter */ +#define PCIE_TLP_RTRYBUF 0x070 /* Retry Buffer value */ +#define PCIE_TLP_TGTDEBUG1 0x074 /* Target Debug Reg1 */ +#define PCIE_TLP_TGTDEBUG2 0x078 /* Target Debug Reg2 */ +#define PCIE_TLP_TGTDEBUG3 0x07C /* Target Debug Reg3 */ +#define PCIE_TLP_TGTDEBUG4 0x080 /* 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 0x7f /* clock to be used on MDIO */ +#define MDIOCTL_DIVISOR_VAL 0x2 +#define MDIOCTL_PREAM_EN 0x80 /* Enable preamble sequnce */ +#define MDIOCTL_ACCESS_DONE 0x100 /* 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 0x80000000 /* 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 0xFF00 /* bits 0 - 7 */ +#define PCIE_L1THRESHOLDTIME_MASK 0xFF00 /* 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 0x8000 /* 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 */ + +/* 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 0xF0000 /* bits 0 - 3 of high word */ +#define PCIE_LINKSPEED_SHIFT 16 /* PCIE_LINKSPEED_SHIFT */ + +/* 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_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 */ + +/* 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 0x844 /* ltr0_reg offset in pcie cap */ +#define PCIE_LTR1_REG_OFFSET 0x848 /* ltr1_reg offset in pcie cap */ +#define PCIE_LTR2_REG_OFFSET 0x84c /* ltr2_reg offset in pcie cap */ +#define PCIE_LTR0_REG_DEFAULT_60 0x883c883c /* active latency default to 60usec */ +#define PCIE_LTR0_REG_DEFAULT_150 0x88968896 /* active latency default to 150usec */ +#define PCIE_LTR1_REG_DEFAULT 0x88648864 /* idle latency default to 100usec */ +#define PCIE_LTR2_REG_DEFAULT 0x90039003 /* sleep latency default to 3msec */ + +/* Status reg PCIE_PLP_STATUSREG */ +#define PCIE_PLP_POLARITYINV_STAT 0x10 + + +/* PCIE BRCM Vendor CAP REVID reg bits */ +#define BRCMCAP_PCIEREV_CT_MASK 0xF00 +#define BRCMCAP_PCIEREV_CT_SHIFT 8 +#define BRCMCAP_PCIEREV_REVID_MASK 0xFF +#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 + * http://hwnbu-twiki.sj.broadcom.com/twiki/pub/Mwgroup/CurrentPcieGen2ProgramGuide/pcie_ep.htm + */ +#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_LINK_STATUS_CTRL 0xBC +#define PCIECFGREG_LINK_STATUS_CTRL2 0xDC +#define PCIECFGREG_RBAR_CTRL 0x228 +#define PCIECFGREG_PML1_SUB_CTRL1 0x248 +#define PCIECFGREG_REG_BAR2_CONFIG 0x4E0 +#define PCIECFGREG_REG_BAR3_CONFIG 0x4F4 +#define PCIECFGREG_PDL_CTRL1 0x1004 +#define PCIECFGREG_PDL_IDDQ 0x1814 +#define PCIECFGREG_REG_PHY_CTL7 0x181c + +/* 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 */ + +/* 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 PCIMailBoxInt 0x48 +#define PCIMailBoxMask 0x4C + +#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_DEVCONTROL_MRRS_SHFT 12 +#define PCIECFGREG_DEVCONTROL_MRRS_MASK (0x7 << PCIECFGREG_DEVCONTROL_MRRS_SHFT) + +/* 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 + +/* 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_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) + +/* 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 + +#ifdef BCMDRIVER +void pcie_watchdog_reset(osl_t *osh, si_t *sih, sbpcieregs_t *sbpcieregs); +void pcie_serdes_iddqdisable(osl_t *osh, si_t *sih, sbpcieregs_t *sbpcieregs); +#endif /* BCMDRIVER */ + +#endif /* _PCIE_CORE_H */ |