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Use new isp_handle_index function. Redo how firmware is checked for 

and loaded. Remember to enable interrupts after isp_reset but before
isp_attach. Return CMD_EAGAIN on request queue overflow so we can retry
the command when there's more queue space.
This commit is contained in:
mjacob 2000-07-05 22:12:23 +00:00
parent 855b5ef9b0
commit c466b99a9a
1 changed files with 38 additions and 19 deletions
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57
sys/dev/pci/isp_pci.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: isp_pci.c,v 1.51 2000/02/19 01:54:42 mjacob Exp $ */
/* $NetBSD: isp_pci.c,v 1.52 2000/07/05 22:12:23 mjacob Exp $ */
/*
* PCI specific probe and attach routines for Qlogic ISP SCSI adapters.
* Matthew Jacob (mjacob@nas.nasa.gov)
@ -31,15 +31,13 @@
*/
#include <dev/ic/isp_netbsd.h>
#include <dev/microcode/isp/asm_pci.h>
#include <dev/pci/pcireg.h>
#include <dev/pci/pcivar.h>
#include <dev/pci/pcidevs.h>
static u_int16_t isp_pci_rd_reg __P((struct ispsoftc *, int));
static void isp_pci_wr_reg __P((struct ispsoftc *, int, u_int16_t));
#ifndef ISP_DISABLE_1080_SUPPORT
#if !(defined(ISP_DISABLE_1080_SUPPORT) && defined(ISP_DISABLE_12160_SUPPORT))
static u_int16_t isp_pci_rd_reg_1080 __P((struct ispsoftc *, int));
static void isp_pci_wr_reg_1080 __P((struct ispsoftc *, int, u_int16_t));
#endif
@ -55,20 +53,40 @@ static int isp_pci_intr __P((void *));
#ifndef ISP_CODE_ORG
#define ISP_CODE_ORG 0x1000
#endif
#ifndef ISP_1040_RISC_CODE
#if defined(ISP_DISABLE_1020_SUPPORT)
#define ISP_1040_RISC_CODE NULL
#else
#define ISP_1040_RISC_CODE isp_1040_risc_code
#include <dev/microcode/isp/asm_1040.h>
#endif
#ifndef ISP_1080_RISC_CODE
#if defined(ISP_DISABLE_1080_SUPPORT)
#define ISP_1080_RISC_CODE NULL
#else
#define ISP_1080_RISC_CODE isp_1080_risc_code
#include <dev/microcode/isp/asm_1080.h>
#endif
#ifndef ISP_12160_RISC_CODE
#if defined(ISP_DISABLE_12160_SUPPORT)
#define ISP_12160_RISC_CODE NULL
#else
#define ISP_12160_RISC_CODE isp_12160_risc_code
#include <dev/microcode/isp/asm_12160.h>
#endif
#ifndef ISP_2100_RISC_CODE
#if defined(ISP_DISABLE_2100_SUPPORT)
#define ISP_2100_RISC_CODE NULL
#else
#define ISP_2100_RISC_CODE isp_2100_risc_code
#include <dev/microcode/isp/asm_2100.h>
#endif
#ifndef ISP_2200_RISC_CODE
#if defined(ISP_DISABLE_2200_SUPPORT)
#define ISP_2200_RISC_CODE NULL
#else
#define ISP_2200_RISC_CODE isp_2200_risc_code
#include <dev/microcode/isp/asm_2200.h>
#endif
#ifndef ISP_DISABLE_1020_SUPPORT
@ -543,6 +561,9 @@ isp_pci_attach(parent, self, aux)
return;
}
}
ENABLE_INTS(isp);
/*
* Do Generic attach now.
*/
@ -607,7 +628,7 @@ isp_pci_wr_reg(isp, regoff, val)
}
}
#if !defined(ISP_DISABLE_1080_SUPPORT) && !defined(ISP_DISABLE_12160_SUPPORT)
#if !(defined(ISP_DISABLE_1080_SUPPORT) && defined(ISP_DISABLE_12160_SUPPORT))
static u_int16_t
isp_pci_rd_reg_1080(isp, regoff)
struct ispsoftc *isp;
@ -783,15 +804,16 @@ isp_pci_dmasetup(isp, xs, rq, iptrp, optr)
u_int16_t optr;
{
struct isp_pcisoftc *pci = (struct isp_pcisoftc *)isp;
bus_dmamap_t dmap = pci->pci_xfer_dmap[rq->req_handle - 1];
bus_dmamap_t dmap;
ispcontreq_t *crq;
int segcnt, seg, error, ovseg, seglim, drq;
dmap = pci->pci_xfer_dmap[isp_handle_index(rq->req_handle)];
if (xs->datalen == 0) {
rq->req_seg_count = 1;
goto mbxsync;
}
assert(rq->req_handle != 0 && rq->req_handle <= isp->isp_maxcmds);
if (xs->xs_control & XS_CTL_DATA_IN) {
drq = REQFLAG_DATA_IN;
} else {
@ -841,14 +863,13 @@ isp_pci_dmasetup(isp, xs, rq, iptrp, optr)
goto dmasync;
do {
crq = (ispcontreq_t *)
ISP_QUEUE_ENTRY(isp->isp_rquest, *iptrp);
*iptrp = (*iptrp + 1) & (RQUEST_QUEUE_LEN - 1);
crq = (ispcontreq_t *) ISP_QUEUE_ENTRY(isp->isp_rquest, *iptrp);
*iptrp = ISP_NXT_QENTRY(*iptrp, RQUEST_QUEUE_LEN);
if (*iptrp == optr) {
printf("%s: Request Queue Overflow++\n", isp->isp_name);
bus_dmamap_unload(pci->pci_dmat, dmap);
XS_SETERR(xs, HBA_BOTCH);
return (CMD_COMPLETE);
return (CMD_EAGAIN);
}
rq->req_header.rqs_entry_count++;
bzero((void *)crq, sizeof (*crq));
@ -893,9 +914,7 @@ isp_pci_dmateardown(isp, xs, handle)
u_int32_t handle;
{
struct isp_pcisoftc *pci = (struct isp_pcisoftc *)isp;
bus_dmamap_t dmap;
assert(handle != 0 && handle <= isp->isp_maxcmds);
dmap = pci->pci_xfer_dmap[handle-1];
bus_dmamap_t dmap = pci->pci_xfer_dmap[isp_handle_index(handle)];
bus_dmamap_sync(pci->pci_dmat, dmap, 0, dmap->dm_mapsize,
xs->xs_control & XS_CTL_DATA_IN ?
BUS_DMASYNC_POSTREAD : BUS_DMASYNC_POSTWRITE);