Book a Demo!
CoCalc Logo Icon
StoreFeaturesDocsShareSupportNewsAboutPoliciesSign UpSign In
freebsd
GitHub Repository: freebsd/freebsd-src
 Path: blob/main/sys/dev/ata/chipsets/ata-micron.c
39536 views
1
/*-

2
 * SPDX-License-Identifier: BSD-2-Clause

3
 *

4
 * Copyright (c) 1998 - 2008 Søren Schmidt <[email protected]>

5
 * All rights reserved.

6
 *

7
 * Redistribution and use in source and binary forms, with or without

8
 * modification, are permitted provided that the following conditions

9
 * are met:

10
 * 1. Redistributions of source code must retain the above copyright

11
 *    notice, this list of conditions and the following disclaimer,

12
 *    without modification, immediately at the beginning of the file.

13
 * 2. Redistributions in binary form must reproduce the above copyright

14
 *    notice, this list of conditions and the following disclaimer in the

15
 *    documentation and/or other materials provided with the distribution.

16
 *

17
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR

18
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES

19
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.

20
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,

21
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT

22
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,

23
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY

24
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

25
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF

26
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

27
 */

28


29
#include <sys/param.h>

30
#include <sys/module.h>

31
#include <sys/systm.h>

32
#include <sys/kernel.h>

33
#include <sys/ata.h>

34
#include <sys/bus.h>

35
#include <sys/endian.h>

36
#include <sys/malloc.h>

37
#include <sys/lock.h>

38
#include <sys/mutex.h>

39
#include <sys/sema.h>

40
#include <sys/stdarg.h>

41
#include <sys/taskqueue.h>

42
#include <vm/uma.h>

43
#include <machine/resource.h>

44
#include <machine/bus.h>

45
#include <sys/rman.h>

46
#include <dev/pci/pcivar.h>

47
#include <dev/pci/pcireg.h>

48
#include <dev/ata/ata-all.h>

49
#include <dev/ata/ata-pci.h>

50
#include <ata_if.h>

51


52
/*

53
 * Micron chipset support functions

54
 */

55
static int

56
ata_micron_probe(device_t dev)

57
{

58
    struct ata_pci_controller *ctlr = device_get_softc(dev);

59


60
    if (pci_get_devid(dev) == ATA_MICRON_RZ1000 ||

61
	pci_get_devid(dev) == ATA_MICRON_RZ1001) {

62
	device_set_desc(dev,

63
	    "RZ 100? ATA controller !WARNING! data loss/corruption risk");

64
	ctlr->chipinit = ata_generic_chipinit;

65
	return (BUS_PROBE_LOW_PRIORITY);

66
    }

67
    return (ENXIO);

68
}

69


70
ATA_DECLARE_DRIVER(ata_micron);

71


72