Deleted Added
sdiff udiff text old ( 122340 ) new ( 122360 )
full compact
aha.c (122340) aha.c (122360)
1/*
2 * Generic register and struct definitions for the Adaptech 154x/164x
3 * SCSI host adapters. Product specific probe and attach routines can
4 * be found in:
5 * aha 1540/1542B/1542C/1542CF/1542CP aha_isa.c
6 *
7 * Copyright (c) 1998 M. Warner Losh.
8 * All Rights Reserved.

--- 43 unchanged lines hidden (view full) ---

52 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
53 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
54 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
55 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
56 * SUCH DAMAGE.
57 */
58
59#include <sys/cdefs.h>
1/*
2 * Generic register and struct definitions for the Adaptech 154x/164x
3 * SCSI host adapters. Product specific probe and attach routines can
4 * be found in:
5 * aha 1540/1542B/1542C/1542CF/1542CP aha_isa.c
6 *
7 * Copyright (c) 1998 M. Warner Losh.
8 * All Rights Reserved.

--- 43 unchanged lines hidden (view full) ---

52 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
53 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
54 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
55 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
56 * SUCH DAMAGE.
57 */
58
59#include <sys/cdefs.h>
60__FBSDID("$FreeBSD: head/sys/dev/aha/aha.c 122340 2003-11-09 00:51:52Z imp $");
60__FBSDID("$FreeBSD: head/sys/dev/aha/aha.c 122360 2003-11-09 17:16:39Z imp $");
61
62#include <sys/param.h>
63#include <sys/systm.h>
64#include <sys/malloc.h>
65#include <sys/kernel.h>
66#include <sys/lock.h>
67#include <sys/mutex.h>
68

--- 336 unchanged lines hidden (view full) ---

405 */
406 if (PROBABLY_NEW_BOARD(aha->boardid) ||
407 (aha->boardid == 0x41
408 && aha->fw_major == 0x31 &&
409 aha->fw_minor >= 0x34)) {
410 error = aha_cmd(aha, AOP_RETURN_EXT_BIOS_INFO, NULL,
411 /*paramlen*/0, (u_char *)&extbios, sizeof(extbios),
412 DEFAULT_CMD_TIMEOUT);
61
62#include <sys/param.h>
63#include <sys/systm.h>
64#include <sys/malloc.h>
65#include <sys/kernel.h>
66#include <sys/lock.h>
67#include <sys/mutex.h>
68

--- 336 unchanged lines hidden (view full) ---

405 */
406 if (PROBABLY_NEW_BOARD(aha->boardid) ||
407 (aha->boardid == 0x41
408 && aha->fw_major == 0x31 &&
409 aha->fw_minor >= 0x34)) {
410 error = aha_cmd(aha, AOP_RETURN_EXT_BIOS_INFO, NULL,
411 /*paramlen*/0, (u_char *)&extbios, sizeof(extbios),
412 DEFAULT_CMD_TIMEOUT);
413 if (error != 0) {
414 printf("%s: AOP_RETURN_EXT_BIOS_INFO - Failed.",
415 aha_name(aha));
416 return (error);
417 }
413 error = aha_cmd(aha, AOP_MBOX_IF_ENABLE, (uint8_t *)&extbios,
414 /*paramlen*/2, NULL, 0, DEFAULT_CMD_TIMEOUT);
418 error = aha_cmd(aha, AOP_MBOX_IF_ENABLE, (uint8_t *)&extbios,
419 /*paramlen*/2, NULL, 0, DEFAULT_CMD_TIMEOUT);
420 if (error != 0) {
421 printf("%s: AOP_MBOX_IF_ENABLE - Failed.",
422 aha_name(aha));
423 return (error);
424 }
415 }
416 if (aha->boardid < 0x41)
417 printf("%s: Warning: aha-1542A won't likely work.\n",
418 aha_name(aha));
419
420 aha->max_sg = 17; /* Need >= 17 to do 64k I/O */
421 aha->diff_bus = 0;
422 aha->extended_lun = 0;

--- 1049 unchanged lines hidden (view full) ---

1472
1473 if ((status & DATAIN_REG_READY) != 0)
1474 printf("%s: ahareset - Host Adapter Error "
1475 "code = 0x%x\n", aha_name(aha),
1476 aha_inb(aha, DATAIN_REG));
1477 return (ENXIO);
1478 }
1479
425 }
426 if (aha->boardid < 0x41)
427 printf("%s: Warning: aha-1542A won't likely work.\n",
428 aha_name(aha));
429
430 aha->max_sg = 17; /* Need >= 17 to do 64k I/O */
431 aha->diff_bus = 0;
432 aha->extended_lun = 0;

--- 1049 unchanged lines hidden (view full) ---

1482
1483 if ((status & DATAIN_REG_READY) != 0)
1484 printf("%s: ahareset - Host Adapter Error "
1485 "code = 0x%x\n", aha_name(aha),
1486 aha_inb(aha, DATAIN_REG));
1487 return (ENXIO);
1488 }
1489
1480 /* If we've allocated mailboxes, initialize them */
1481 if (aha->init_level > 4)
1482 ahainitmboxes(aha);
1483
1484 /* If we've attached to the XPT, tell it about the event */
1485 if (aha->path != NULL)
1486 xpt_async(AC_BUS_RESET, aha->path, NULL);
1487
1488 /*
1489 * Perform completion processing for all outstanding CCBs.
1490 */
1491 while ((ccb_h = LIST_FIRST(&aha->pending_ccbs)) != NULL) {
1492 struct aha_ccb *pending_accb;
1493
1494 pending_accb = (struct aha_ccb *)ccb_h->ccb_accb_ptr;
1495 pending_accb->hccb.ahastat = AHASTAT_HA_SCSI_BUS_RESET;
1496 ahadone(aha, pending_accb, AMBI_ERROR);
1497 }
1498
1490 /* If we've attached to the XPT, tell it about the event */
1491 if (aha->path != NULL)
1492 xpt_async(AC_BUS_RESET, aha->path, NULL);
1493
1494 /*
1495 * Perform completion processing for all outstanding CCBs.
1496 */
1497 while ((ccb_h = LIST_FIRST(&aha->pending_ccbs)) != NULL) {
1498 struct aha_ccb *pending_accb;
1499
1500 pending_accb = (struct aha_ccb *)ccb_h->ccb_accb_ptr;
1501 pending_accb->hccb.ahastat = AHASTAT_HA_SCSI_BUS_RESET;
1502 ahadone(aha, pending_accb, AMBI_ERROR);
1503 }
1504
1505 /* If we've allocated mailboxes, initialize them */
1506 /* Must be done after we've aborted our queue, or aha_cmd fails */
1507 if (aha->init_level > 4)
1508 ahainitmboxes(aha);
1509
1499 return (0);
1500}
1501
1502/*
1503 * Send a command to the adapter.
1504 */
1505int
1506aha_cmd(struct aha_softc *aha, aha_op_t opcode, uint8_t *params,

--- 18 unchanged lines hidden (view full) ---

1525 error = 0;
1526
1527 /*
1528 * All commands except for the "start mailbox" and the "enable
1529 * outgoing mailbox read interrupt" commands cannot be issued
1530 * while there are pending transactions. Freeze our SIMQ
1531 * and wait for all completions to occur if necessary.
1532 */
1510 return (0);
1511}
1512
1513/*
1514 * Send a command to the adapter.
1515 */
1516int
1517aha_cmd(struct aha_softc *aha, aha_op_t opcode, uint8_t *params,

--- 18 unchanged lines hidden (view full) ---

1536 error = 0;
1537
1538 /*
1539 * All commands except for the "start mailbox" and the "enable
1540 * outgoing mailbox read interrupt" commands cannot be issued
1541 * while there are pending transactions. Freeze our SIMQ
1542 * and wait for all completions to occur if necessary.
1543 */
1533 timeout = 100000;
1544 timeout = 10000;
1534 s = splcam();
1535 while (LIST_FIRST(&aha->pending_ccbs) != NULL && --timeout) {
1536 /* Fire the interrupt handler in case interrupts are blocked */
1537 aha_intr(aha);
1538 splx(s);
1545 s = splcam();
1546 while (LIST_FIRST(&aha->pending_ccbs) != NULL && --timeout) {
1547 /* Fire the interrupt handler in case interrupts are blocked */
1548 aha_intr(aha);
1549 splx(s);
1539 DELAY(100);
1550 DELAY(10);
1540 s = splcam();
1541 }
1542 splx(s);
1543
1544 if (timeout == 0) {
1545 printf("%s: aha_cmd: Timeout waiting for adapter idle\n",
1546 aha_name(aha));
1547 return (ETIMEDOUT);

--- 287 unchanged lines hidden (view full) ---

1835static void
1836ahatimeout(void *arg)
1837{
1838 struct aha_ccb *accb;
1839 union ccb *ccb;
1840 struct aha_softc *aha;
1841 int s;
1842 uint32_t paddr;
1551 s = splcam();
1552 }
1553 splx(s);
1554
1555 if (timeout == 0) {
1556 printf("%s: aha_cmd: Timeout waiting for adapter idle\n",
1557 aha_name(aha));
1558 return (ETIMEDOUT);

--- 287 unchanged lines hidden (view full) ---

1846static void
1847ahatimeout(void *arg)
1848{
1849 struct aha_ccb *accb;
1850 union ccb *ccb;
1851 struct aha_softc *aha;
1852 int s;
1853 uint32_t paddr;
1854 struct ccb_hdr *ccb_h;
1843
1844 accb = (struct aha_ccb *)arg;
1845 ccb = accb->ccb;
1846 aha = (struct aha_softc *)ccb->ccb_h.ccb_aha_ptr;
1847 xpt_print_path(ccb->ccb_h.path);
1848 printf("CCB %p - timed out\n", (void *)accb);
1849
1850 s = splcam();

--- 12 unchanged lines hidden (view full) ---

1863 * the list of pending CCBs and remove their timeouts. This
1864 * means that the driver attempts to clear only one error
1865 * condition at a time. In general, timeouts that occur
1866 * close together are related anyway, so there is no benefit
1867 * in attempting to handle errors in parrallel. Timeouts will
1868 * be reinstated when the recovery process ends.
1869 */
1870 if ((accb->flags & ACCB_DEVICE_RESET) == 0) {
1855
1856 accb = (struct aha_ccb *)arg;
1857 ccb = accb->ccb;
1858 aha = (struct aha_softc *)ccb->ccb_h.ccb_aha_ptr;
1859 xpt_print_path(ccb->ccb_h.path);
1860 printf("CCB %p - timed out\n", (void *)accb);
1861
1862 s = splcam();

--- 12 unchanged lines hidden (view full) ---

1875 * the list of pending CCBs and remove their timeouts. This
1876 * means that the driver attempts to clear only one error
1877 * condition at a time. In general, timeouts that occur
1878 * close together are related anyway, so there is no benefit
1879 * in attempting to handle errors in parrallel. Timeouts will
1880 * be reinstated when the recovery process ends.
1881 */
1882 if ((accb->flags & ACCB_DEVICE_RESET) == 0) {
1871 struct ccb_hdr *ccb_h;
1872
1873 if ((accb->flags & ACCB_RELEASE_SIMQ) == 0) {
1874 xpt_freeze_simq(aha->sim, /*count*/1);
1875 accb->flags |= ACCB_RELEASE_SIMQ;
1876 }
1877
1878 ccb_h = LIST_FIRST(&aha->pending_ccbs);
1879 while (ccb_h != NULL) {
1880 struct aha_ccb *pending_accb;

--- 61 unchanged lines hidden --- 		1883 if ((accb->flags & ACCB_RELEASE_SIMQ) == 0) {
1884 xpt_freeze_simq(aha->sim, /*count*/1);
1885 accb->flags |= ACCB_RELEASE_SIMQ;
1886 }
1887
1888 ccb_h = LIST_FIRST(&aha->pending_ccbs);
1889 while (ccb_h != NULL) {
1890 struct aha_ccb *pending_accb;

--- 61 unchanged lines hidden ---