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Bring aic7xxx driver bug fixes from 'SCSI' into current.
This commit is contained in:
Justin T. Gibbs
parent
7bea4afad3
commit
2ea8799246
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=18762
@ -39,12 +39,14 @@
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*
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*-M************************************************************************/
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VERSION AIC7XXX_SEQ_VER "$Id: aic7xxx.seq,v 1.41 1996/06/08 06:54:06 gibbs Exp $"
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VERSION AIC7XXX_SEQ_VER "$Id: aic7xxx.seq,v 1.42 1996/06/09 17:29:11 gibbs Exp $"
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#if defined(__NetBSD__)
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#include "../../../../dev/ic/aic7xxxreg.h"
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#include "../../../../scsi/scsi_message.h"
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#elif defined(__FreeBSD__)
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#include "../../dev/aic7xxx/aic7xxx_reg.h"
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#include "../../scsi/scsi_message.h"
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#endif
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/*
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@ -186,45 +188,36 @@ start_selection:
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* Messages are stored in scratch RAM starting with a length byte
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* followed by the message itself.
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*/
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test SCB_CMDLEN,0xff jnz mk_identify /* 0 Length Command? */
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/*
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* The kernel has sent us an SCB with no command attached. This implies
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* that the kernel wants to send a message of some sort to this target,
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* so we interrupt the driver, allow it to fill the message buffer, and
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* then go back into the arbitration loop
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*/
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mvi INTSTAT,AWAITING_MSG
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jmp wait_for_selection
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mk_identify:
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and A,DISCENB,SCB_CONTROL /* mask off disconnect privledge */
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and MSG0,0x7,SCB_TCL /* lun */
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or MSG0,A /* or in disconnect privledge */
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or MSG0,MSG_IDENTIFY
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or MSG0,MSG_IDENTIFYFLAG
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mvi MSG_LEN, 1
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test SCB_CONTROL,0xb0 jz !message /* WDTR, SDTR or TAG?? */
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/*
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* Send a tag message if TAG_ENB is set in the SCB control block.
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* Use SCB_TAG (the position in the kernel's SCB array) as the tag value.
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*/
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mk_tag:
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test SCB_CONTROL,TAG_ENB jz mk_message
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mvi DINDEX, MSG1
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test SCB_CONTROL,TAG_ENB jz mk_tag_done
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and DINDIR,0x23,SCB_CONTROL
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mov DINDIR,SCB_TAG
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add MSG_LEN,COMP_MSG0,DINDEX /* update message length */
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mk_tag_done:
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/*
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* Interrupt the driver, and allow it to tweak the message buffer
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* if it asks.
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*/
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mk_message:
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test SCB_CONTROL,MK_MESSAGE jz wait_for_selection
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test SCB_CONTROL,0x90 jz !message /* NEEDWDTR|NEEDSDTR */
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mov DINDEX call mk_dtr /* build DTR message if needed */
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mvi INTSTAT,AWAITING_MSG
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!message:
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wait_for_selection:
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test SSTAT0,SELDO jnz select
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test SSTAT0,SELDI jz wait_for_selection
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@ -511,7 +504,7 @@ p_status:
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*/
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p_mesgout:
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test MSG_LEN, 0xff jnz p_mesgout_start
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mvi MSG_NOP call mk_mesg /* build NOP message */
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mvi MSG_NOOP call mk_mesg /* build NOP message */
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p_mesgout_start:
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/*
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@ -569,13 +562,13 @@ p_mesgin:
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mvi A call inb_first /* read the 1st message byte */
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mov REJBYTE,A /* save it for the driver */
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test A,MSG_IDENTIFY jnz mesgin_identify
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test A,MSG_IDENTIFYFLAG jnz mesgin_identify
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cmp A,MSG_DISCONNECT je mesgin_disconnect
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cmp A,MSG_SDPTRS je mesgin_sdptrs
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cmp A,MSG_SAVEDATAPOINTER je mesgin_sdptrs
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cmp ALLZEROS,A je mesgin_complete
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cmp A,MSG_RDPTRS je mesgin_rdptrs
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cmp A,MSG_RESTOREPOINTERS je mesgin_rdptrs
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cmp A,MSG_EXTENDED je mesgin_extended
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cmp A,MSG_REJECT je mesgin_reject
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cmp A,MSG_MESSAGE_REJECT je mesgin_reject
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rej_mesgin:
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/*
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@ -589,7 +582,7 @@ rej_mesgin:
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or SCSISIGO,ATNO /* turn on ATNO */
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mvi INTSTAT,SEND_REJECT /* let driver know */
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mvi MSG_REJECT call mk_mesg
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mvi MSG_MESSAGE_REJECT call mk_mesg
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mesgin_done:
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call inb_last /*ack & turn auto PIO back on*/
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@ -665,51 +658,38 @@ complete:
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/*
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* Is it an extended message? We only support the synchronous and wide data
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* transfer request messages, which will probably be in response to
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* WDTR or SDTR message outs from us. If it's not SDTR or WDTR, reject it -
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* apparently this can be done after any message in byte, according
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* to the SCSI-2 spec.
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* Is it an extended message? Copy the message to our message buffer and
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* notify the host. The host will tell us whether to reject this message,
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* respond to it with the message that the host placed in our message buffer,
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* or simply to do nothing.
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*/
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mesgin_extended:
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mvi ARG_1 call inb_next /* extended message length */
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mvi REJBYTE_EXT call inb_next /* extended message code */
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cmp REJBYTE_EXT,MSG_SDTR je p_mesginSDTR
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cmp REJBYTE_EXT,MSG_WDTR je p_mesginWDTR
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jmp rej_mesgin
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p_mesginWDTR:
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cmp ARG_1,2 jne rej_mesgin /* extended mesg length=2 */
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mvi ARG_1 call inb_next /* Width of bus */
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mvi INTSTAT,WDTR_MSG /* let driver know */
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test RETURN_1,0xff jz mesgin_done /* Do we need to send WDTR? */
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cmp RETURN_1,SEND_REJ je rej_mesgin /*
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* Bus width was too large
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* Reject it.
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*/
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/* We didn't initiate the wide negotiation, so we must respond to the request */
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and RETURN_1,0x7f /* Clear the SEND_WDTR Flag */
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mvi DINDEX,MSG0
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mvi MSG0 call mk_wdtr /* build WDTR message */
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or SCSISIGO,ATNO /* turn on ATNO */
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jmp mesgin_done
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p_mesginSDTR:
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cmp ARG_1,3 jne rej_mesgin /* extended mesg length=3 */
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mvi ARG_1 call inb_next /* xfer period */
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mvi A call inb_next /* REQ/ACK offset */
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mvi INTSTAT,SDTR_MSG /* call driver to convert */
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test RETURN_1,0xff jz mesgin_done /* Do we need to mk_sdtr/rej */
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cmp RETURN_1,SEND_REJ je rej_mesgin /*
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* Requested SDTR too small
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* Reject it.
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*/
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clr ARG_1 /* Use the scratch ram rate */
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mvi DINDEX, MSG0
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mvi MSG0 call mk_sdtr
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mvi MSGIN_EXT_LEN call inb_next
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mvi MSGIN_EXT_OPCODE call inb_next
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mov A, MSGIN_EXT_LEN
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dec A /* Length counts the op code */
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mvi SINDEX, MSGIN_EXT_BYTE0
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mesgin_extended_loop:
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test A, 0xFF jz mesgin_extended_intr
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cmp SINDEX, MSGIN_EXT_LASTBYTE je mesgin_extended_dump
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call inb_next
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dec A
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/*
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* We pass the arg to inb in SINDEX, but DINDEX is the one incremented
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* so update SINDEX with DINDEX's value before looping again.
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*/
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mov DINDEX jmp mesgin_extended_loop
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mesgin_extended_dump:
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/* We have no more storage space, so dump the rest */
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test A, 0xFF jz mesgin_extended_intr
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mvi NONE call inb_next
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dec A
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jmp mesgin_extended_dump
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mesgin_extended_intr:
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mvi INTSTAT,EXTENDED_MSG /* let driver know */
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cmp RETURN_1,SEND_REJ je rej_mesgin
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cmp RETURN_1,SEND_MSG jne mesgin_done
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/* The kernel has setup a message to be sent */
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or SCSISIGO,ATNO /* turn on ATNO */
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jmp mesgin_done
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@ -783,11 +763,11 @@ mesgin_identify:
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*/
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mvi ARG_1,SCB_LIST_NULL /* Default to no-tag */
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snoop_tag_loop:
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test SSTAT1,BUSFREE jnz use_findSCB
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test SSTAT1,REQINIT jz snoop_tag_loop
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test SSTAT1,PHASEMIS jnz use_findSCB
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mvi A call inb_first
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cmp A,MSG_SIMPLE_TAG jne use_findSCB
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test SSTAT1,BUSFREE jnz use_findSCB
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test SSTAT1,REQINIT jz snoop_tag_loop
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test SSTAT1,PHASEMIS jnz use_findSCB
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mvi A call inb_first
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cmp A,MSG_SIMPLE_Q_TAG jne use_findSCB
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get_tag:
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mvi ARG_1 call inb_next /* tag value */
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/*
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@ -947,7 +927,7 @@ dma5:
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and DFCNTRL,WIDEODD
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dma6:
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test DFCNTRL,0x38 jnz dma6 /* SCSIENACK|SDMAENACK|HDMAENACK */
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return:
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ret
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/*
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@ -1087,68 +1067,3 @@ ndx_dtr:
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or A,0x08 /* Channel B entries add 8 */
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ndx_dtr_2:
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add SINDEX,TARG_SCRATCH,A ret
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/*
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* If we need to negotiate transfer parameters, build the WDTR or SDTR message
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* starting at the address passed in SINDEX. DINDEX is modified on return.
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* The SCSI-II spec requires that Wide negotiation occur first and you can
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* only negotiat one or the other at a time otherwise in the event of a message
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* reject, you wouldn't be able to tell which message was the culpret.
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*/
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mk_dtr:
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test SCB_CONTROL,NEEDWDTR jnz mk_wdtr_16bit
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mvi ARG_1, MAXOFFSET /* Force an offset of 15 or 8 if WIDE */
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mk_sdtr:
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mvi DINDIR,1 /* extended message */
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mvi DINDIR,3 /* extended message length = 3 */
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mvi DINDIR,1 /* SDTR code */
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call sdtr_to_rate
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mov DINDIR,RETURN_1 /* REQ/ACK transfer period */
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cmp ARG_1, MAXOFFSET je mk_sdtr_max_offset
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and DINDIR,0x0f,SINDIR /* Sync Offset */
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mk_sdtr_done:
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add MSG_LEN,COMP_MSG0,DINDEX ret /* update message length */
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mk_sdtr_max_offset:
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/*
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* We're initiating sync negotiation, so request the max offset we can (15 or 8)
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*/
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/* Talking to a WIDE device? */
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test SCSIRATE, WIDEXFER jnz wmax_offset
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mvi DINDIR, MAX_OFFSET_8BIT
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jmp mk_sdtr_done
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wmax_offset:
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mvi DINDIR, MAX_OFFSET_16BIT
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jmp mk_sdtr_done
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mk_wdtr_16bit:
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mvi ARG_1,BUS_16_BIT
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mk_wdtr:
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mvi DINDIR,1 /* extended message */
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mvi DINDIR,2 /* extended message length = 2 */
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mvi DINDIR,3 /* WDTR code */
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mov DINDIR,ARG_1 /* bus width */
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add MSG_LEN,COMP_MSG0,DINDEX ret /* update message length */
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sdtr_to_rate:
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call ndx_dtr /* index scratch space for target */
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shr A,SINDIR,0x4
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dec SINDEX /* Preserve SINDEX */
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and A,0x7
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clr RETURN_1
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sdtr_to_rate_loop:
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test A,0x0f jz sdtr_to_rate_done
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add RETURN_1,0x19
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dec A
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jmp sdtr_to_rate_loop
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sdtr_to_rate_done:
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shr RETURN_1,0x2
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add RETURN_1,0x19
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test SXFRCTL0,ULTRAEN jz return
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shr RETURN_1,0x1
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return:
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ret
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@ -28,7 +28,7 @@
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $Id: aic7xxx_reg.h,v 1.11 1996/05/21 18:32:23 gibbs Exp $
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* $Id: aic7xxx_reg.h,v 1.12 1996/06/09 17:29:12 gibbs Exp $
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*/
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/*
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@ -407,8 +407,7 @@
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#define SEND_REJECT 0x11 /* sending a message reject */
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#define NO_IDENT 0x21 /* no IDENTIFY after reconnect*/
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#define NO_MATCH 0x31 /* no cmd match for reconnect */
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#define SDTR_MSG 0x41 /* SDTR message received */
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#define WDTR_MSG 0x51 /* WDTR message received */
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#define EXTENDED_MSG 0x41 /* Extended message received */
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#define REJECT_MSG 0x61 /* Reject message received */
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#define BAD_STATUS 0x71 /* Bad status from target */
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#define RESIDUAL 0x81 /* Residual byte count != 0 */
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@ -527,10 +526,9 @@
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*/
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#define SCBARRAY 0x0a0
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#define SCB_CONTROL 0x0a0
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#define NEEDWDTR 0x80
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#define MK_MESSAGE 0x80
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#define DISCENB 0x40
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#define TAG_ENB 0x20
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#define NEEDSDTR 0x10
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#define DISCONNECTED 0x04
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#define SCB_TAG_TYPE 0x03
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#define SCB_TCL 0x0a1
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@ -682,10 +680,8 @@
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*/
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#define LASTPHASE 0x03d
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#define ARG_1 0x03e
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#define MAXOFFSET 0x01
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#define RETURN_1 0x03f
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#define SEND_WDTR 0x80
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#define SEND_SDTR 0x60
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#define SEND_MSG 0x80
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#define SEND_SENSE 0x40
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#define SEND_REJ 0x20
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#define SCB_PAGEDIN 0x10
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@ -747,6 +743,19 @@
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#define ULTRA_ENB 0x052
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#define ULTRA_ENB_B 0x053
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#define MSGIN_EXT_LEN 0x054
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#define MSGIN_EXT_OPCODE 0x055
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#define MSGIN_EXT_BYTE0 0x056
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#define MSGIN_EXT_BYTE1 0x057
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#define MSGIN_EXT_LASTBYTE 0x058 /*
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* We don't use this location, but
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* continue to store bytes until
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* we reach this address (avoids
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* a more complicated compare).
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* So, we can store at most 2
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* bytes for now.
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*/
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#define SCSICONF 0x05a
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#define RESET_SCSI 0x40
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@ -757,23 +766,6 @@
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#define BIOSDISABLED 0x30
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#define CHANNEL_B_PRIMARY 0x08
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/* Message codes */
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#define MSG_EXTENDED 0x01
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#define MSG_SDTR 0x01
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#define MSG_WDTR 0x03
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#define MSG_SDPTRS 0x02
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#define MSG_RDPTRS 0x03
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#define MSG_DISCONNECT 0x04
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#define MSG_INITIATOR_DET_ERROR 0x05
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#define MSG_ABORT 0x06
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#define MSG_REJECT 0x07
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#define MSG_NOP 0x08
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#define MSG_MSG_PARITY_ERROR 0x09
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#define MSG_BUS_DEVICE_RESET 0x0c
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#define MSG_ABORT_TAG 0x0d
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#define MSG_SIMPLE_TAG 0x20
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#define MSG_IDENTIFY 0x80
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/* WDTR Message values */
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#define BUS_8_BIT 0x00
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#define BUS_16_BIT 0x01
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@ -29,7 +29,7 @@
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $Id: aic7770.c,v 1.30 1996/08/28 18:00:25 bde Exp $
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* $Id: aic7770.c,v 1.31 1996/09/06 23:06:55 phk Exp $
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*/
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#if defined(__FreeBSD__)
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@ -133,24 +133,14 @@ aic7770probe(void)
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eisa_add_iospace(e_dev, iobase, AHC_EISA_IOSIZE, RESVADDR_NONE);
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intdef = inb(INTDEF + iobase);
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switch (intdef & 0xf) {
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irq = intdef & 0xf;
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switch (irq) {
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case 9:
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irq = 9;
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break;
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case 10:
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irq = 10;
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break;
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case 11:
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irq = 11;
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break;
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case 12:
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irq = 12;
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break;
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case 14:
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irq = 14;
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break;
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case 15:
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irq = 15;
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break;
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default:
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printf("aic7770 at slot %d: illegal "
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File diff suppressed because it is too large
Load Diff
@ -30,7 +30,7 @@
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
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* SUCH DAMAGE.
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*
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* $Id: aic7xxx.h,v 1.27 1996/05/10 16:21:05 gibbs Exp $
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* $Id: aic7xxx.h,v 1.28 1996/05/30 07:19:59 gibbs Exp $
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*/
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#ifndef _AIC7XXX_H_
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@ -90,14 +90,14 @@
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*/
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typedef unsigned long int physaddr;
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typedef u_int32_t physaddr;
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#if defined(__FreeBSD__)
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extern u_long ahc_unit;
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#endif
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struct ahc_dma_seg {
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physaddr addr;
|
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long len;
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physaddr addr;
|
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u_int32_t len;
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};
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typedef enum {
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@ -113,6 +113,7 @@ typedef enum {
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AHC_AIC78X0 = 0x060, /* PCI Based Controller */
|
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AHC_274 = 0x110, /* EISA Based Controller */
|
||||
AHC_284 = 0x210, /* VL/ISA Based Controller */
|
||||
AHC_294AU = 0x421, /* aic7860 based '2940' */
|
||||
AHC_294 = 0x440, /* PCI Based Controller */
|
||||
AHC_294U = 0x441, /* ULTRA PCI Based Controller */
|
||||
AHC_394 = 0x840, /* Twin Channel PCI Controller */
|
||||
@ -143,18 +144,20 @@ typedef enum {
|
||||
}ahc_flag;
|
||||
|
||||
typedef enum {
|
||||
SCB_FREE = 0x000,
|
||||
SCB_ACTIVE = 0x001,
|
||||
SCB_ABORTED = 0x002,
|
||||
SCB_DEVICE_RESET = 0x004,
|
||||
SCB_IMMED = 0x008,
|
||||
SCB_SENSE = 0x010,
|
||||
SCB_TIMEDOUT = 0x020,
|
||||
SCB_QUEUED_FOR_DONE = 0x040,
|
||||
SCB_PAGED_OUT = 0x080,
|
||||
SCB_WAITINGQ = 0x100,
|
||||
SCB_ASSIGNEDQ = 0x200,
|
||||
SCB_SENTORDEREDTAG = 0x400
|
||||
SCB_FREE = 0x0000,
|
||||
SCB_ACTIVE = 0x0001,
|
||||
SCB_ABORTED = 0x0002,
|
||||
SCB_DEVICE_RESET = 0x0004,
|
||||
SCB_IMMED = 0x0008,
|
||||
SCB_SENSE = 0x0010,
|
||||
SCB_TIMEDOUT = 0x0020,
|
||||
SCB_QUEUED_FOR_DONE = 0x0040,
|
||||
SCB_PAGED_OUT = 0x0080,
|
||||
SCB_WAITINGQ = 0x0100,
|
||||
SCB_ASSIGNEDQ = 0x0200,
|
||||
SCB_SENTORDEREDTAG = 0x0400,
|
||||
SCB_MSGOUT_SDTR = 0x0800,
|
||||
SCB_MSGOUT_WDTR = 0x1000
|
||||
}scb_flag;
|
||||
|
||||
/*
|
||||
@ -173,7 +176,7 @@ struct scb {
|
||||
/*8*/ u_char residual_SG_segment_count;
|
||||
/*9*/ u_char residual_data_count[3];
|
||||
/*12*/ physaddr data;
|
||||
/*16*/ u_long datalen; /* Really only three bits, but its
|
||||
/*16*/ u_int32_t datalen; /* Really only three bits, but its
|
||||
* faster to treat it as a long on
|
||||
* a quad boundary.
|
||||
*/
|
||||
|
||||
@ -29,7 +29,7 @@
|
||||
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
||||
* SUCH DAMAGE.
|
||||
*
|
||||
* $Id: aic7870.c,v 1.36 1996/05/30 07:20:17 gibbs Exp $
|
||||
* $Id: aic7870.c,v 1.37 1996/06/08 06:55:55 gibbs Exp $
|
||||
*/
|
||||
|
||||
#if defined(__FreeBSD__)
|
||||
@ -81,6 +81,7 @@
|
||||
#define PCI_DEVICE_ID_ADAPTEC_3940U 0x82789004ul
|
||||
#define PCI_DEVICE_ID_ADAPTEC_2944U 0x84789004ul
|
||||
#define PCI_DEVICE_ID_ADAPTEC_2940U 0x81789004ul
|
||||
#define PCI_DEVICE_ID_ADAPTEC_2940AU 0x61789004ul
|
||||
#define PCI_DEVICE_ID_ADAPTEC_3940 0x72789004ul
|
||||
#define PCI_DEVICE_ID_ADAPTEC_2944 0x74789004ul
|
||||
#define PCI_DEVICE_ID_ADAPTEC_2940 0x71789004ul
|
||||
@ -216,6 +217,9 @@ aic7870_probe (pcici_t tag, pcidi_t type)
|
||||
case PCI_DEVICE_ID_ADAPTEC_2940:
|
||||
return ("Adaptec 2940 SCSI host adapter");
|
||||
break;
|
||||
case PCI_DEVICE_ID_ADAPTEC_2940AU:
|
||||
return ("Adaptec 2940A Ultra SCSI host adapter");
|
||||
break;
|
||||
case PCI_DEVICE_ID_ADAPTEC_AIC7880:
|
||||
return ("Adaptec aic7880 Ultra SCSI host adapter");
|
||||
break;
|
||||
@ -258,6 +262,7 @@ ahc_pci_probe(parent, match, aux)
|
||||
case PCI_DEVICE_ID_ADAPTEC_3940U:
|
||||
case PCI_DEVICE_ID_ADAPTEC_2944U:
|
||||
case PCI_DEVICE_ID_ADAPTEC_2940U:
|
||||
case PCI_DEVICE_ID_ADAPTEC_2940AU:
|
||||
case PCI_DEVICE_ID_ADAPTEC_3940:
|
||||
case PCI_DEVICE_ID_ADAPTEC_2944:
|
||||
case PCI_DEVICE_ID_ADAPTEC_2940:
|
||||
@ -345,6 +350,9 @@ ahc_pci_attach(parent, self, aux)
|
||||
case PCI_DEVICE_ID_ADAPTEC_2940:
|
||||
ahc_t = AHC_294;
|
||||
break;
|
||||
case PCI_DEVICE_ID_ADAPTEC_2940AU:
|
||||
ahc_t = AHC_294AU;
|
||||
break;
|
||||
case PCI_DEVICE_ID_ADAPTEC_AIC7880:
|
||||
ahc_t = AHC_AIC7880;
|
||||
break;
|
||||
@ -439,11 +447,12 @@ ahc_pci_attach(parent, self, aux)
|
||||
return;
|
||||
}
|
||||
intrstr = pci_intr_string(pa->pa_pc, ih);
|
||||
ahc->sc_ih = pci_intr_establish(pa->pa_pc, ih, IPL_BIO, ahc_intr, ahc
|
||||
#ifdef __OpenBSD__
|
||||
, ahc->sc_dev.dv_xname
|
||||
ahc->sc_ih = pci_intr_establish(pa->pa_pc, ih, IPL_BIO, ahc_intr, ahc,
|
||||
ahc->sc_dev.dv_xname);
|
||||
#else
|
||||
ahc->sc_ih = pci_intr_establish(pa->pa_pc, ih, IPL_BIO, ahc_intr, ahc);
|
||||
#endif
|
||||
);
|
||||
if (ahc->sc_ih == NULL) {
|
||||
printf("%s: couldn't establish interrupt",
|
||||
ahc->sc_dev.dv_xname);
|
||||
@ -487,14 +496,11 @@ ahc_pci_attach(parent, self, aux)
|
||||
load_seeprom(ahc);
|
||||
break;
|
||||
}
|
||||
case AHC_294AU:
|
||||
case AHC_AIC7860:
|
||||
{
|
||||
id_string = "aic7860 ";
|
||||
/*
|
||||
* Use defaults, if the chip wasn't initialized by
|
||||
* a BIOS.
|
||||
*/
|
||||
ahc->flags |= AHC_USEDEFAULTS;
|
||||
load_seeprom(ahc);
|
||||
break;
|
||||
}
|
||||
case AHC_AIC7850:
|
||||
|
||||
Loading…
Reference in New Issue
Block a user