1 .. SPDX-License-Identifier: GPL-2.0
2
3 =================================
4 Qlogic FASXXX Family Driver Notes
5 =================================
6
7 This driver supports the Qlogic FASXXX family
8 only works with the ISA, VLB, and PCMCIA versi
9 FastSCSI! cards as well as any other card bas
10 (including the Control Concepts SCSI/IDE/SIO/P
11
12 This driver does NOT support the PCI version.
13 Qlogic boards:
14
15 * IQ-PCI
16 * IQ-PCI-10
17 * IQ-PCI-D
18
19 is provided by the qla1280 driver.
20
21 Nor does it support the PCI-Basic, which is su
22 'am53c974' driver.
23
24 PCMCIA Support
25 ==============
26
27 This currently only works if the card is enabl
28 means you will have to load your socket and ca
29 QL41DOS.SYS and QL40ENBL.SYS. These are a min
30 rest of the modules won't interfere with the o
31 thing to do is load the kernel without resetti
32 can be a simple ctrl-alt-delete with a boot fl
33 loadlin with the kernel image accessible from
34 the Linux PCMCIA driver, you will have to adju
35 it from configuring the card.
36
37 I am working with the PCMCIA group to make it
38 may take a while.
39
40 All Cards
41 =========
42
43 The top of the qlogic.c file has a number of d
44 configuration. As shipped, it provides a bala
45 function. If there are any problems, try sett
46 then try changing USE_IRQ and TURBO_PDMA to ze
47 with SCSI, there are other settings which can
48
49 It may be a good idea to enable RESET_AT_START
50 devices may not have been just powered up, or
51 after a crash, since they may be busy trying t
52 command or something. It comes up faster if t
53 if you have reliable hardware and connections
54 not reset things.
55
56 Some Troubleshooting Tips
57 =========================
58
59 Make sure it works properly under DOS. You sh
60 on a new drive if you want partitions.
61
62 Don't enable all the speedups first. If anyth
63 any problem worse.
64
65 Important
66 =========
67
68 The best way to test if your cables, terminati
69 copy a very big file (e.g. a doublespace conta
70 large executable or archive). It should be at
71 you can do multiple tests on smaller files. T
72 that the file copied properly. (Turn off all
73 tests, otherwise you will test your RAM and no
74 10 COMPs, comparing the same file on the SCSI
75 realbig.doc realbig.doc". Then do it after th
76
77 I noticed my system which seems to work 100% w
78 the computer was left on for a few hours. It
79 cables, and more devices on the SCSI bus. Wha
80 that it gets a false ACK causing an extra byte
81 stream (and this is not detected). This can b
82 termination (the ACK can be reflected), or by
83 work less well because of the heat, or when ca
84 the speed.
85
86 Remember, if it doesn't work under DOS, it pro
87 Linux.
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