275 lines
11 KiB
C
275 lines
11 KiB
C
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/*
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* Broadcom SDIO/PCMCIA
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* Software-specific definitions shared between device and host side
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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: bcmsdpcm.h 291086 2011-10-21 01:17:24Z $
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*/
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#ifndef _bcmsdpcm_h_
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#define _bcmsdpcm_h_
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/*
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* Software allocation of To SB Mailbox resources
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*/
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/* intstatus bits */
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#define I_SMB_NAK I_SMB_SW0 /* To SB Mailbox Frame NAK */
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#define I_SMB_INT_ACK I_SMB_SW1 /* To SB Mailbox Host Interrupt ACK */
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#define I_SMB_USE_OOB I_SMB_SW2 /* To SB Mailbox Use OOB Wakeup */
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#define I_SMB_DEV_INT I_SMB_SW3 /* To SB Mailbox Miscellaneous Interrupt */
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#define I_TOSBMAIL (I_SMB_NAK | I_SMB_INT_ACK | I_SMB_USE_OOB | I_SMB_DEV_INT)
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/* tosbmailbox bits corresponding to intstatus bits */
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#define SMB_NAK (1 << 0) /* To SB Mailbox Frame NAK */
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#define SMB_INT_ACK (1 << 1) /* To SB Mailbox Host Interrupt ACK */
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#define SMB_USE_OOB (1 << 2) /* To SB Mailbox Use OOB Wakeup */
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#define SMB_DEV_INT (1 << 3) /* To SB Mailbox Miscellaneous Interrupt */
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#define SMB_MASK 0x0000000f /* To SB Mailbox Mask */
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/* tosbmailboxdata */
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#define SMB_DATA_VERSION_MASK 0x00ff0000 /* host protocol version (sent with F2 enable) */
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#define SMB_DATA_VERSION_SHIFT 16 /* host protocol version (sent with F2 enable) */
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/*
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* Software allocation of To Host Mailbox resources
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*/
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/* intstatus bits */
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#define I_HMB_FC_STATE I_HMB_SW0 /* To Host Mailbox Flow Control State */
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#define I_HMB_FC_CHANGE I_HMB_SW1 /* To Host Mailbox Flow Control State Changed */
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#define I_HMB_FRAME_IND I_HMB_SW2 /* To Host Mailbox Frame Indication */
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#define I_HMB_HOST_INT I_HMB_SW3 /* To Host Mailbox Miscellaneous Interrupt */
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#define I_TOHOSTMAIL (I_HMB_FC_CHANGE | I_HMB_FRAME_IND | I_HMB_HOST_INT)
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/* tohostmailbox bits corresponding to intstatus bits */
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#define HMB_FC_ON (1 << 0) /* To Host Mailbox Flow Control State */
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#define HMB_FC_CHANGE (1 << 1) /* To Host Mailbox Flow Control State Changed */
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#define HMB_FRAME_IND (1 << 2) /* To Host Mailbox Frame Indication */
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#define HMB_HOST_INT (1 << 3) /* To Host Mailbox Miscellaneous Interrupt */
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#define HMB_MASK 0x0000000f /* To Host Mailbox Mask */
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/* tohostmailboxdata */
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#define HMB_DATA_NAKHANDLED 0x01 /* we're ready to retransmit NAK'd frame to host */
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#define HMB_DATA_DEVREADY 0x02 /* we're ready to to talk to host after enable */
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#define HMB_DATA_FC 0x04 /* per prio flowcontrol update flag to host */
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#define HMB_DATA_FWREADY 0x08 /* firmware is ready for protocol activity */
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#define HMB_DATA_FWHALT 0x10 /* firmware has halted operation */
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#define HMB_DATA_FCDATA_MASK 0xff000000 /* per prio flowcontrol data */
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#define HMB_DATA_FCDATA_SHIFT 24 /* per prio flowcontrol data */
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#define HMB_DATA_VERSION_MASK 0x00ff0000 /* device protocol version (with devready) */
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#define HMB_DATA_VERSION_SHIFT 16 /* device protocol version (with devready) */
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/*
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* Software-defined protocol header
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*/
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/* Current protocol version */
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#define SDPCM_PROT_VERSION 4
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/* SW frame header */
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#define SDPCM_SEQUENCE_MASK 0x000000ff /* Sequence Number Mask */
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#define SDPCM_PACKET_SEQUENCE(p) (((uint8 *)p)[0] & 0xff) /* p starts w/SW Header */
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#define SDPCM_CHANNEL_MASK 0x00000f00 /* Channel Number Mask */
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#define SDPCM_CHANNEL_SHIFT 8 /* Channel Number Shift */
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#define SDPCM_PACKET_CHANNEL(p) (((uint8 *)p)[1] & 0x0f) /* p starts w/SW Header */
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#define SDPCM_FLAGS_MASK 0x0000f000 /* Mask of flag bits */
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#define SDPCM_FLAGS_SHIFT 12 /* Flag bits shift */
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#define SDPCM_PACKET_FLAGS(p) ((((uint8 *)p)[1] & 0xf0) >> 4) /* p starts w/SW Header */
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/* Next Read Len: lookahead length of next frame, in 16-byte units (rounded up) */
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#define SDPCM_NEXTLEN_MASK 0x00ff0000 /* Next Read Len Mask */
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#define SDPCM_NEXTLEN_SHIFT 16 /* Next Read Len Shift */
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#define SDPCM_NEXTLEN_VALUE(p) ((((uint8 *)p)[2] & 0xff) << 4) /* p starts w/SW Header */
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#define SDPCM_NEXTLEN_OFFSET 2
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/* Data Offset from SOF (HW Tag, SW Tag, Pad) */
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#define SDPCM_DOFFSET_OFFSET 3 /* Data Offset */
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#define SDPCM_DOFFSET_VALUE(p) (((uint8 *)p)[SDPCM_DOFFSET_OFFSET] & 0xff)
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#define SDPCM_DOFFSET_MASK 0xff000000
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#define SDPCM_DOFFSET_SHIFT 24
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#define SDPCM_FCMASK_OFFSET 4 /* Flow control */
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#define SDPCM_FCMASK_VALUE(p) (((uint8 *)p)[SDPCM_FCMASK_OFFSET ] & 0xff)
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#define SDPCM_WINDOW_OFFSET 5 /* Credit based fc */
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#define SDPCM_WINDOW_VALUE(p) (((uint8 *)p)[SDPCM_WINDOW_OFFSET] & 0xff)
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#define SDPCM_VERSION_OFFSET 6 /* Version # */
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#define SDPCM_VERSION_VALUE(p) (((uint8 *)p)[SDPCM_VERSION_OFFSET] & 0xff)
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#define SDPCM_UNUSED_OFFSET 7 /* Spare */
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#define SDPCM_UNUSED_VALUE(p) (((uint8 *)p)[SDPCM_UNUSED_OFFSET] & 0xff)
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#define SDPCM_SWHEADER_LEN 8 /* SW header is 64 bits */
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/* logical channel numbers */
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#define SDPCM_CONTROL_CHANNEL 0 /* Control Request/Response Channel Id */
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#define SDPCM_EVENT_CHANNEL 1 /* Asyc Event Indication Channel Id */
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#define SDPCM_DATA_CHANNEL 2 /* Data Xmit/Recv Channel Id */
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#define SDPCM_GLOM_CHANNEL 3 /* For coalesced packets (superframes) */
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#define SDPCM_TEST_CHANNEL 15 /* Reserved for test/debug packets */
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#define SDPCM_MAX_CHANNEL 15
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#define SDPCM_SEQUENCE_WRAP 256 /* wrap-around val for eight-bit frame seq number */
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#define SDPCM_FLAG_RESVD0 0x01
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#define SDPCM_FLAG_RESVD1 0x02
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#define SDPCM_FLAG_GSPI_TXENAB 0x04
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#define SDPCM_FLAG_GLOMDESC 0x08 /* Superframe descriptor mask */
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/* For GLOM_CHANNEL frames, use a flag to indicate descriptor frame */
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#define SDPCM_GLOMDESC_FLAG (SDPCM_FLAG_GLOMDESC << SDPCM_FLAGS_SHIFT)
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#define SDPCM_GLOMDESC(p) (((uint8 *)p)[1] & 0x80)
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/* For TEST_CHANNEL packets, define another 4-byte header */
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#define SDPCM_TEST_HDRLEN 4 /* Generally: Cmd(1), Ext(1), Len(2);
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* Semantics of Ext byte depend on command.
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* Len is current or requested frame length, not
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* including test header; sent little-endian.
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*/
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#define SDPCM_TEST_DISCARD 0x01 /* Receiver discards. Ext is a pattern id. */
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#define SDPCM_TEST_ECHOREQ 0x02 /* Echo request. Ext is a pattern id. */
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#define SDPCM_TEST_ECHORSP 0x03 /* Echo response. Ext is a pattern id. */
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#define SDPCM_TEST_BURST 0x04 /* Receiver to send a burst. Ext is a frame count */
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#define SDPCM_TEST_SEND 0x05 /* Receiver sets send mode. Ext is boolean on/off */
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/* Handy macro for filling in datagen packets with a pattern */
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#define SDPCM_TEST_FILL(byteno, id) ((uint8)(id + byteno))
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/*
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* Software counters (first part matches hardware counters)
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*/
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typedef volatile struct {
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uint32 cmd52rd; /* Cmd52RdCount, SDIO: cmd52 reads */
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uint32 cmd52wr; /* Cmd52WrCount, SDIO: cmd52 writes */
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uint32 cmd53rd; /* Cmd53RdCount, SDIO: cmd53 reads */
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uint32 cmd53wr; /* Cmd53WrCount, SDIO: cmd53 writes */
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uint32 abort; /* AbortCount, SDIO: aborts */
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uint32 datacrcerror; /* DataCrcErrorCount, SDIO: frames w/CRC error */
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uint32 rdoutofsync; /* RdOutOfSyncCount, SDIO/PCMCIA: Rd Frm out of sync */
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uint32 wroutofsync; /* RdOutOfSyncCount, SDIO/PCMCIA: Wr Frm out of sync */
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uint32 writebusy; /* WriteBusyCount, SDIO: device asserted "busy" */
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uint32 readwait; /* ReadWaitCount, SDIO: no data ready for a read cmd */
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uint32 readterm; /* ReadTermCount, SDIO: read frame termination cmds */
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uint32 writeterm; /* WriteTermCount, SDIO: write frames termination cmds */
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uint32 rxdescuflo; /* receive descriptor underflows */
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uint32 rxfifooflo; /* receive fifo overflows */
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uint32 txfifouflo; /* transmit fifo underflows */
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uint32 runt; /* runt (too short) frames recv'd from bus */
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uint32 badlen; /* frame's rxh len does not match its hw tag len */
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uint32 badcksum; /* frame's hw tag chksum doesn't agree with len value */
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uint32 seqbreak; /* break in sequence # space from one rx frame to the next */
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uint32 rxfcrc; /* frame rx header indicates crc error */
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uint32 rxfwoos; /* frame rx header indicates write out of sync */
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uint32 rxfwft; /* frame rx header indicates write frame termination */
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uint32 rxfabort; /* frame rx header indicates frame aborted */
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uint32 woosint; /* write out of sync interrupt */
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uint32 roosint; /* read out of sync interrupt */
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uint32 rftermint; /* read frame terminate interrupt */
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uint32 wftermint; /* write frame terminate interrupt */
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} sdpcmd_cnt_t;
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/*
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* Register Access Macros
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*/
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#define SDIODREV_IS(var, val) ((var) == (val))
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#define SDIODREV_GE(var, val) ((var) >= (val))
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#define SDIODREV_GT(var, val) ((var) > (val))
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#define SDIODREV_LT(var, val) ((var) < (val))
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#define SDIODREV_LE(var, val) ((var) <= (val))
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#define SDIODDMAREG32(h, dir, chnl) \
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((dir) == DMA_TX ? \
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(void *)(uintptr)&((h)->regs->dma.sdiod32.dma32regs[chnl].xmt) : \
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(void *)(uintptr)&((h)->regs->dma.sdiod32.dma32regs[chnl].rcv))
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#define SDIODDMAREG64(h, dir, chnl) \
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((dir) == DMA_TX ? \
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(void *)(uintptr)&((h)->regs->dma.sdiod64.dma64regs[chnl].xmt) : \
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(void *)(uintptr)&((h)->regs->dma.sdiod64.dma64regs[chnl].rcv))
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#define SDIODDMAREG(h, dir, chnl) \
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(SDIODREV_LT((h)->corerev, 1) ? \
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SDIODDMAREG32((h), (dir), (chnl)) : \
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SDIODDMAREG64((h), (dir), (chnl)))
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#define PCMDDMAREG(h, dir, chnl) \
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((dir) == DMA_TX ? \
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(void *)(uintptr)&((h)->regs->dma.pcm32.dmaregs.xmt) : \
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(void *)(uintptr)&((h)->regs->dma.pcm32.dmaregs.rcv))
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#define SDPCMDMAREG(h, dir, chnl, coreid) \
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((coreid) == SDIOD_CORE_ID ? \
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SDIODDMAREG(h, dir, chnl) : \
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PCMDDMAREG(h, dir, chnl))
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#define SDIODFIFOREG(h, corerev) \
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(SDIODREV_LT((corerev), 1) ? \
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((dma32diag_t *)(uintptr)&((h)->regs->dma.sdiod32.dmafifo)) : \
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((dma32diag_t *)(uintptr)&((h)->regs->dma.sdiod64.dmafifo)))
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#define PCMDFIFOREG(h) \
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((dma32diag_t *)(uintptr)&((h)->regs->dma.pcm32.dmafifo))
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#define SDPCMFIFOREG(h, coreid, corerev) \
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((coreid) == SDIOD_CORE_ID ? \
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SDIODFIFOREG(h, corerev) : \
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PCMDFIFOREG(h))
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/*
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* Shared structure between dongle and the host.
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* The structure contains pointers to trap or assert information.
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*/
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#define SDPCM_SHARED_VERSION 0x0001
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#define SDPCM_SHARED_VERSION_MASK 0x00FF
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#define SDPCM_SHARED_ASSERT_BUILT 0x0100
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#define SDPCM_SHARED_ASSERT 0x0200
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#define SDPCM_SHARED_TRAP 0x0400
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#define SDPCM_SHARED_IN_BRPT 0x0800
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#define SDPCM_SHARED_SET_BRPT 0x1000
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#define SDPCM_SHARED_PENDING_BRPT 0x2000
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typedef struct {
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uint32 flags;
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uint32 trap_addr;
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uint32 assert_exp_addr;
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uint32 assert_file_addr;
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uint32 assert_line;
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uint32 console_addr; /* Address of hndrte_cons_t */
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uint32 msgtrace_addr;
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uint32 brpt_addr;
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} sdpcm_shared_t;
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extern sdpcm_shared_t sdpcm_shared;
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/* Function can be used to notify host of FW halt */
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extern void sdpcmd_fwhalt(void);
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#endif /* _bcmsdpcm_h_ */
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