294 lines
12 KiB
C
294 lines
12 KiB
C
/*
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* Broadcom SiliconBackplane SDIO/PCMCIA hardware-specific
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* device core support
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*
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* Copyright (C) 1999-2012, Broadcom Corporation
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*
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* Unless you and Broadcom execute a separate written software license
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* agreement governing use of this software, this software is licensed to you
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* under the terms of the GNU General Public License version 2 (the "GPL"),
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* available at http://www.broadcom.com/licenses/GPLv2.php, with the
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* following added to such license:
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*
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* As a special exception, the copyright holders of this software give you
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* permission to link this software with independent modules, and to copy and
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* distribute the resulting executable under terms of your choice, provided that
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* you also meet, for each linked independent module, the terms and conditions of
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* the license of that module. An independent module is a module which is not
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* derived from this software. The special exception does not apply to any
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* modifications of the software.
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*
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* Notwithstanding the above, under no circumstances may you combine this
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* software in any way with any other Broadcom software provided under a license
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* other than the GPL, without Broadcom's express prior written consent.
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*
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* $Id: sbsdpcmdev.h 241182 2011-02-17 21:50:03Z $
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*/
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#ifndef _sbsdpcmdev_h_
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#define _sbsdpcmdev_h_
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/* cpp contortions to concatenate w/arg prescan */
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#ifndef PAD
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#define _PADLINE(line) pad ## line
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#define _XSTR(line) _PADLINE(line)
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#define PAD _XSTR(__LINE__)
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#endif /* PAD */
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typedef volatile struct {
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dma64regs_t xmt; /* dma tx */
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uint32 PAD[2];
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dma64regs_t rcv; /* dma rx */
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uint32 PAD[2];
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} dma64p_t;
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/* dma64 sdiod corerev >= 1 */
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typedef volatile struct {
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dma64p_t dma64regs[2];
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dma64diag_t dmafifo; /* DMA Diagnostic Regs, 0x280-0x28c */
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uint32 PAD[92];
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} sdiodma64_t;
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/* dma32 sdiod corerev == 0 */
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typedef volatile struct {
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dma32regp_t dma32regs[2]; /* dma tx & rx, 0x200-0x23c */
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dma32diag_t dmafifo; /* DMA Diagnostic Regs, 0x240-0x24c */
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uint32 PAD[108];
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} sdiodma32_t;
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/* dma32 regs for pcmcia core */
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typedef volatile struct {
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dma32regp_t dmaregs; /* DMA Regs, 0x200-0x21c, rev8 */
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dma32diag_t dmafifo; /* DMA Diagnostic Regs, 0x220-0x22c */
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uint32 PAD[116];
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} pcmdma32_t;
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/* core registers */
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typedef volatile struct {
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uint32 corecontrol; /* CoreControl, 0x000, rev8 */
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uint32 corestatus; /* CoreStatus, 0x004, rev8 */
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uint32 PAD[1];
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uint32 biststatus; /* BistStatus, 0x00c, rev8 */
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/* PCMCIA access */
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uint16 pcmciamesportaladdr; /* PcmciaMesPortalAddr, 0x010, rev8 */
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uint16 PAD[1];
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uint16 pcmciamesportalmask; /* PcmciaMesPortalMask, 0x014, rev8 */
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uint16 PAD[1];
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uint16 pcmciawrframebc; /* PcmciaWrFrameBC, 0x018, rev8 */
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uint16 PAD[1];
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uint16 pcmciaunderflowtimer; /* PcmciaUnderflowTimer, 0x01c, rev8 */
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uint16 PAD[1];
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/* interrupt */
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uint32 intstatus; /* IntStatus, 0x020, rev8 */
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uint32 hostintmask; /* IntHostMask, 0x024, rev8 */
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uint32 intmask; /* IntSbMask, 0x028, rev8 */
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uint32 sbintstatus; /* SBIntStatus, 0x02c, rev8 */
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uint32 sbintmask; /* SBIntMask, 0x030, rev8 */
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uint32 funcintmask; /* SDIO Function Interrupt Mask, SDIO rev4 */
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uint32 PAD[2];
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uint32 tosbmailbox; /* ToSBMailbox, 0x040, rev8 */
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uint32 tohostmailbox; /* ToHostMailbox, 0x044, rev8 */
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uint32 tosbmailboxdata; /* ToSbMailboxData, 0x048, rev8 */
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uint32 tohostmailboxdata; /* ToHostMailboxData, 0x04c, rev8 */
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/* synchronized access to registers in SDIO clock domain */
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uint32 sdioaccess; /* SdioAccess, 0x050, rev8 */
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uint32 PAD[3];
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/* PCMCIA frame control */
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uint8 pcmciaframectrl; /* pcmciaFrameCtrl, 0x060, rev8 */
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uint8 PAD[3];
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uint8 pcmciawatermark; /* pcmciaWaterMark, 0x064, rev8 */
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uint8 PAD[155];
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/* interrupt batching control */
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uint32 intrcvlazy; /* IntRcvLazy, 0x100, rev8 */
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uint32 PAD[3];
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/* counters */
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uint32 cmd52rd; /* Cmd52RdCount, 0x110, rev8, SDIO: cmd52 reads */
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uint32 cmd52wr; /* Cmd52WrCount, 0x114, rev8, SDIO: cmd52 writes */
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uint32 cmd53rd; /* Cmd53RdCount, 0x118, rev8, SDIO: cmd53 reads */
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uint32 cmd53wr; /* Cmd53WrCount, 0x11c, rev8, SDIO: cmd53 writes */
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uint32 abort; /* AbortCount, 0x120, rev8, SDIO: aborts */
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uint32 datacrcerror; /* DataCrcErrorCount, 0x124, rev8, SDIO: frames w/bad CRC */
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uint32 rdoutofsync; /* RdOutOfSyncCount, 0x128, rev8, SDIO/PCMCIA: Rd Frm OOS */
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uint32 wroutofsync; /* RdOutOfSyncCount, 0x12c, rev8, SDIO/PCMCIA: Wr Frm OOS */
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uint32 writebusy; /* WriteBusyCount, 0x130, rev8, SDIO: dev asserted "busy" */
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uint32 readwait; /* ReadWaitCount, 0x134, rev8, SDIO: read: no data avail */
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uint32 readterm; /* ReadTermCount, 0x138, rev8, SDIO: rd frm terminates */
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uint32 writeterm; /* WriteTermCount, 0x13c, rev8, SDIO: wr frm terminates */
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uint32 PAD[40];
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uint32 clockctlstatus; /* ClockCtlStatus, 0x1e0, rev8 */
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uint32 PAD[7];
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/* DMA engines */
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volatile union {
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pcmdma32_t pcm32;
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sdiodma32_t sdiod32;
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sdiodma64_t sdiod64;
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} dma;
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/* SDIO/PCMCIA CIS region */
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char cis[512]; /* 512 byte CIS, 0x400-0x5ff, rev6 */
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/* PCMCIA function control registers */
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char pcmciafcr[256]; /* PCMCIA FCR, 0x600-6ff, rev6 */
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uint16 PAD[55];
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/* PCMCIA backplane access */
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uint16 backplanecsr; /* BackplaneCSR, 0x76E, rev6 */
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uint16 backplaneaddr0; /* BackplaneAddr0, 0x770, rev6 */
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uint16 backplaneaddr1; /* BackplaneAddr1, 0x772, rev6 */
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uint16 backplaneaddr2; /* BackplaneAddr2, 0x774, rev6 */
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uint16 backplaneaddr3; /* BackplaneAddr3, 0x776, rev6 */
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uint16 backplanedata0; /* BackplaneData0, 0x778, rev6 */
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uint16 backplanedata1; /* BackplaneData1, 0x77a, rev6 */
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uint16 backplanedata2; /* BackplaneData2, 0x77c, rev6 */
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uint16 backplanedata3; /* BackplaneData3, 0x77e, rev6 */
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uint16 PAD[31];
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/* sprom "size" & "blank" info */
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uint16 spromstatus; /* SPROMStatus, 0x7BE, rev2 */
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uint32 PAD[464];
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/* Sonics SiliconBackplane registers */
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sbconfig_t sbconfig; /* SbConfig Regs, 0xf00-0xfff, rev8 */
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} sdpcmd_regs_t;
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/* corecontrol */
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#define CC_CISRDY (1 << 0) /* CIS Ready */
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#define CC_BPRESEN (1 << 1) /* CCCR RES signal causes backplane reset */
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#define CC_F2RDY (1 << 2) /* set CCCR IOR2 bit */
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#define CC_CLRPADSISO (1 << 3) /* clear SDIO pads isolation bit (rev 11) */
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#define CC_XMTDATAAVAIL_MODE (1 << 4) /* data avail generates an interrupt */
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#define CC_XMTDATAAVAIL_CTRL (1 << 5) /* data avail interrupt ctrl */
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/* corestatus */
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#define CS_PCMCIAMODE (1 << 0) /* Device Mode; 0=SDIO, 1=PCMCIA */
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#define CS_SMARTDEV (1 << 1) /* 1=smartDev enabled */
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#define CS_F2ENABLED (1 << 2) /* 1=host has enabled the device */
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#define PCMCIA_MES_PA_MASK 0x7fff /* PCMCIA Message Portal Address Mask */
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#define PCMCIA_MES_PM_MASK 0x7fff /* PCMCIA Message Portal Mask Mask */
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#define PCMCIA_WFBC_MASK 0xffff /* PCMCIA Write Frame Byte Count Mask */
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#define PCMCIA_UT_MASK 0x07ff /* PCMCIA Underflow Timer Mask */
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/* intstatus */
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#define I_SMB_SW0 (1 << 0) /* To SB Mail S/W interrupt 0 */
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#define I_SMB_SW1 (1 << 1) /* To SB Mail S/W interrupt 1 */
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#define I_SMB_SW2 (1 << 2) /* To SB Mail S/W interrupt 2 */
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#define I_SMB_SW3 (1 << 3) /* To SB Mail S/W interrupt 3 */
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#define I_SMB_SW_MASK 0x0000000f /* To SB Mail S/W interrupts mask */
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#define I_SMB_SW_SHIFT 0 /* To SB Mail S/W interrupts shift */
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#define I_HMB_SW0 (1 << 4) /* To Host Mail S/W interrupt 0 */
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#define I_HMB_SW1 (1 << 5) /* To Host Mail S/W interrupt 1 */
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#define I_HMB_SW2 (1 << 6) /* To Host Mail S/W interrupt 2 */
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#define I_HMB_SW3 (1 << 7) /* To Host Mail S/W interrupt 3 */
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#define I_HMB_SW_MASK 0x000000f0 /* To Host Mail S/W interrupts mask */
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#define I_HMB_SW_SHIFT 4 /* To Host Mail S/W interrupts shift */
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#define I_WR_OOSYNC (1 << 8) /* Write Frame Out Of Sync */
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#define I_RD_OOSYNC (1 << 9) /* Read Frame Out Of Sync */
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#define I_PC (1 << 10) /* descriptor error */
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#define I_PD (1 << 11) /* data error */
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#define I_DE (1 << 12) /* Descriptor protocol Error */
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#define I_RU (1 << 13) /* Receive descriptor Underflow */
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#define I_RO (1 << 14) /* Receive fifo Overflow */
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#define I_XU (1 << 15) /* Transmit fifo Underflow */
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#define I_RI (1 << 16) /* Receive Interrupt */
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#define I_BUSPWR (1 << 17) /* SDIO Bus Power Change (rev 9) */
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#define I_XMTDATA_AVAIL (1 << 23) /* bits in fifo */
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#define I_XI (1 << 24) /* Transmit Interrupt */
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#define I_RF_TERM (1 << 25) /* Read Frame Terminate */
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#define I_WF_TERM (1 << 26) /* Write Frame Terminate */
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#define I_PCMCIA_XU (1 << 27) /* PCMCIA Transmit FIFO Underflow */
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#define I_SBINT (1 << 28) /* sbintstatus Interrupt */
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#define I_CHIPACTIVE (1 << 29) /* chip transitioned from doze to active state */
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#define I_SRESET (1 << 30) /* CCCR RES interrupt */
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#define I_IOE2 (1U << 31) /* CCCR IOE2 Bit Changed */
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#define I_ERRORS (I_PC | I_PD | I_DE | I_RU | I_RO | I_XU) /* DMA Errors */
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#define I_DMA (I_RI | I_XI | I_ERRORS)
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/* sbintstatus */
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#define I_SB_SERR (1 << 8) /* Backplane SError (write) */
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#define I_SB_RESPERR (1 << 9) /* Backplane Response Error (read) */
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#define I_SB_SPROMERR (1 << 10) /* Error accessing the sprom */
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/* sdioaccess */
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#define SDA_DATA_MASK 0x000000ff /* Read/Write Data Mask */
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#define SDA_ADDR_MASK 0x000fff00 /* Read/Write Address Mask */
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#define SDA_ADDR_SHIFT 8 /* Read/Write Address Shift */
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#define SDA_WRITE 0x01000000 /* Write bit */
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#define SDA_READ 0x00000000 /* Write bit cleared for Read */
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#define SDA_BUSY 0x80000000 /* Busy bit */
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/* sdioaccess-accessible register address spaces */
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#define SDA_CCCR_SPACE 0x000 /* sdioAccess CCCR register space */
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#define SDA_F1_FBR_SPACE 0x100 /* sdioAccess F1 FBR register space */
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#define SDA_F2_FBR_SPACE 0x200 /* sdioAccess F2 FBR register space */
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#define SDA_F1_REG_SPACE 0x300 /* sdioAccess F1 core-specific register space */
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/* SDA_F1_REG_SPACE sdioaccess-accessible F1 reg space register offsets */
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#define SDA_CHIPCONTROLDATA 0x006 /* ChipControlData */
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#define SDA_CHIPCONTROLENAB 0x007 /* ChipControlEnable */
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#define SDA_F2WATERMARK 0x008 /* Function 2 Watermark */
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#define SDA_DEVICECONTROL 0x009 /* DeviceControl */
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#define SDA_SBADDRLOW 0x00a /* SbAddrLow */
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#define SDA_SBADDRMID 0x00b /* SbAddrMid */
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#define SDA_SBADDRHIGH 0x00c /* SbAddrHigh */
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#define SDA_FRAMECTRL 0x00d /* FrameCtrl */
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#define SDA_CHIPCLOCKCSR 0x00e /* ChipClockCSR */
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#define SDA_SDIOPULLUP 0x00f /* SdioPullUp */
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#define SDA_SDIOWRFRAMEBCLOW 0x019 /* SdioWrFrameBCLow */
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#define SDA_SDIOWRFRAMEBCHIGH 0x01a /* SdioWrFrameBCHigh */
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#define SDA_SDIORDFRAMEBCLOW 0x01b /* SdioRdFrameBCLow */
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#define SDA_SDIORDFRAMEBCHIGH 0x01c /* SdioRdFrameBCHigh */
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/* SDA_F2WATERMARK */
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#define SDA_F2WATERMARK_MASK 0x7f /* F2Watermark Mask */
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/* SDA_SBADDRLOW */
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#define SDA_SBADDRLOW_MASK 0x80 /* SbAddrLow Mask */
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/* SDA_SBADDRMID */
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#define SDA_SBADDRMID_MASK 0xff /* SbAddrMid Mask */
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/* SDA_SBADDRHIGH */
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#define SDA_SBADDRHIGH_MASK 0xff /* SbAddrHigh Mask */
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/* SDA_FRAMECTRL */
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#define SFC_RF_TERM (1 << 0) /* Read Frame Terminate */
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#define SFC_WF_TERM (1 << 1) /* Write Frame Terminate */
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#define SFC_CRC4WOOS (1 << 2) /* HW reports CRC error for write out of sync */
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#define SFC_ABORTALL (1 << 3) /* Abort cancels all in-progress frames */
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/* pcmciaframectrl */
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#define PFC_RF_TERM (1 << 0) /* Read Frame Terminate */
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#define PFC_WF_TERM (1 << 1) /* Write Frame Terminate */
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/* intrcvlazy */
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#define IRL_TO_MASK 0x00ffffff /* timeout */
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#define IRL_FC_MASK 0xff000000 /* frame count */
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#define IRL_FC_SHIFT 24 /* frame count */
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/* rx header */
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typedef volatile struct {
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uint16 len;
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uint16 flags;
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} sdpcmd_rxh_t;
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/* rx header flags */
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#define RXF_CRC 0x0001 /* CRC error detected */
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#define RXF_WOOS 0x0002 /* write frame out of sync */
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#define RXF_WF_TERM 0x0004 /* write frame terminated */
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#define RXF_ABORT 0x0008 /* write frame aborted */
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#define RXF_DISCARD (RXF_CRC | RXF_WOOS | RXF_WF_TERM | RXF_ABORT) /* bad frame */
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/* HW frame tag */
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#define SDPCM_FRAMETAG_LEN 4 /* HW frametag: 2 bytes len, 2 bytes check val */
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#endif /* _sbsdpcmdev_h_ */
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