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authorwilko <wilko@FreeBSD.org>2000-12-05 20:21:18 +0000
committerwilko <wilko@FreeBSD.org>2000-12-05 20:21:18 +0000
commiteff573031a9f0ffee0d1f2226553e60fbb7df0e3 (patch)
tree1ebd9deed92272a449d8bca31d42ea2172e9c599 /release
parentb5278bf563c4115e8ca07a2d04d7dd4ea8530392 (diff)
downloadFreeBSD-src-eff573031a9f0ffee0d1f2226553e60fbb7df0e3.zip
FreeBSD-src-eff573031a9f0ffee0d1f2226553e60fbb7df0e3.tar.gz
Note that Symbios is the new owner of the NCR SCSI chip designs. And
that the document references to Symbios are ment to include NCR-stamped chips as well. Suggested by: obrien
Diffstat (limited to 'release')
-rw-r--r--release/texts/alpha/HARDWARE.TXT33
1 files changed, 18 insertions, 15 deletions
diff --git a/release/texts/alpha/HARDWARE.TXT b/release/texts/alpha/HARDWARE.TXT
index 0af0a60..ec44319 100644
--- a/release/texts/alpha/HARDWARE.TXT
+++ b/release/texts/alpha/HARDWARE.TXT
@@ -89,7 +89,10 @@ dependent. For older PCI based machines this means you will need either
a NCR/Symbios 53C810 based adapter, or a Qlogic 1020/1040 based adapter.
Some machines come with a SCSI chip embedded on the mainboard. Newer machine
designs and SRM versions will be able to work with later SCSI chips/adapters.
-Check out the machine specific info below.
+Check out the machine specific info below. Please note that the rest
+of this discussion only refers to Symbios chips, this is meant to include
+the older chips that still have NCR stamped on them. Symbios bought the NCR
+designs.
The problem might bite those who have machines that started their lives as
WinNT boxes. The ARC or AlphaBIOS knows about *other* adapter types that it
@@ -213,7 +216,7 @@ Features:
- 1x embedded IDE interface
- expansion: 3 32 bit PCI slots (1 shared with ISA)
5 ISA slots (1 shared with PCI)
-- embedded Fast SCSI using a NCR/Symbios 53C810 chip
+- embedded Fast SCSI using a Symbios 53C810 chip
SRM:
NoNames can either have SRM *or* ARC console firmware in their Flash ROM.
@@ -282,7 +285,7 @@ Features:
- 1x embedded 21040 based 10Mbit Ethernet, AUI or 10base2 connector
- expansion: 1 32 bit PCI slot, 2 PCMCIA slots
- onboard Crystal CS4231 or AD1848 sound chip
-- embedded Fast SCSI using a NCR/Symbios 53C810 chip on the PCI riser card
+- embedded Fast SCSI using a Symbios 53C810 chip on the PCI riser card
SRM/ARC:
Multia has enough Flash ROM to store both SRM and ARC code at the same time
@@ -700,7 +703,7 @@ set:
- 21072 ("APECS") chip set
- Intel 82378ZB PCI to ISA bridge chip ('Saturn')
- dual 16550A serial ports
-- NCR/Symbios 53C810 Fast-SCSI
+- Symbios 53C810 Fast-SCSI
- embedded 10 Mbit Ethernet
- 2 PCI slots
- 3 ISA slots
@@ -838,7 +841,7 @@ Features:
- ISA expansion slots (4 for 400 series, 2 for 200 & 250 series)
(some ISA/PCI slots are physically shared)
- embedded 21040-based Ethernet (200 & 250 series)
-- embedded NCR/Symbios 53c810 Fast SCSI-2 chip
+- embedded Symbios 53c810 Fast SCSI-2 chip
- Intel 82378IB ("Saturn") PCI-ISA bridge chip
- graphics is embedded TGA or PCI VGA (model dependent)
- 16 bit sound (on 200 & 250 series)
@@ -980,7 +983,7 @@ Features:
3 PCI, 2 EISA, 1 64-bit PCI/EISA combo (AS800)
7 PCI, 2 EISA (AS1000A)
2 PCI, 1 EISA/PCI, 7 EISA (AS1000)
-- embedded SCSI based on NCR/Symbios 810 [AS1000] or Qlogic 1020 [AS1000A]
+- embedded SCSI based on Symbios 810 [AS1000] or Qlogic 1020 [AS1000A]
Box:
AS1000 based machines come in multiple boxes. Floor standing, rack-mount,
@@ -1157,7 +1160,7 @@ the SRM variable "usb_enable" is set to "on". You can change this by
performing: "set usb_enable on" at the SRM >>> prompt.
Expansion caveats:
-- Don't try to use NCR/Symbios-chip based SCSI adapters in the PCI slots
+- Don't try to use Symbios-chip based SCSI adapters in the PCI slots
connected to hose 1. There is a not-yet-found FreeBSD bug that prevents this
from working correctly.
- Not all VGA cards will work behind the PCI-PCI bridge (so in slots 4 & 5).
@@ -1213,9 +1216,9 @@ be installed in the DIMM slots marked '0' on the mainboard. The DIMM slots
should be filled 'in order' so after bank 0 install in bank 1 and so on.
Expansion:
-Don't try to use NCR/Symbios-chip based SCSI adapters in the PCI slots
+Don't try to use Symbios-chip based SCSI adapters in the PCI slots
connected to hose 1. There is a not-yet-found FreeBSD bug that prevents this
-from working correctly. DS20 ships by default with an NCR on hose 1 so you
+from working correctly. DS20 ships by default with a Symbios on hose 1 so you
have to move this card before you can install/boot FreeBSD on it.
The kernel config file must contain:
@@ -1336,7 +1339,7 @@ The SRM >>> SHOW FRU command produces an overview of your configuration
with module serial numbers, hardware revisions and error log counts.
Embedded SCSI:
-Both Sable, DemiSable and Lynx have NCR810 based Fast SCSI onboard.
+Both Sable, DemiSable and Lynx have Symbios 810 based Fast SCSI onboard.
Check if it is set to Fast SCSI speed by >>> SHOW PKA0_FAST. If set to
1 it is negotiating for Fast speeds. >>> SET PKA0_FAST 1 enables Fast
speeds.
@@ -1424,14 +1427,14 @@ is allowed. A mix of EDO and SDRAM is also reported as working (assuming you
don't try to mix EDO and SDRAM in one module pair).
Embedded SCSI:
-Rawhide has an embedded NCR810 Fast SCSI bus.
+Rawhide has an embedded Symbios 810 Fast SCSI bus.
Expansion:
Rawhides are available with a 8 64-bit PCI / 3 EISA slot expansion backplanes
(called 'Saddle' modules). There are 2 seperate PCI buses, PCI0 and PCI1.
PCI0 has 1 dedicated PCI slot and (shared) 3 PCI/EISA slots. PCI0 also has a
PCI/EISA bridge that drives things like the serial and parallel ports,
-keyboard/mouse etc. PCI1 has 4 PCI slots and an NCR810 SCSI chip. VGA
+keyboard/mouse etc. PCI1 has 4 PCI slots and an Symbios 810 SCSI chip. VGA
console cards must be installed in a slot connected to PCI0.
The current implementation has problems in handling PCI bridges. There is
@@ -1487,7 +1490,7 @@ physical memory map will contain 'holes'. Supported DIMM sizes are 64 Mbytes
and 256 Mbytes. The DIMMs are 72 bit SDRAM based, as the system employs ECC.
Embedded SCSI:
-AS1200 has an embedded NCR810 Fast SCSI bus.
+AS1200 has an embedded Symbios 810 Fast SCSI bus.
Expansion:
AS1200 has 5 64-bit PCI slots, one 1 32-bit PCI slot and one EISA slot
@@ -1495,7 +1498,7 @@ AS1200 has 5 64-bit PCI slots, one 1 32-bit PCI slot and one EISA slot
There are 2 seperate PCI buses, PCI0 and PCI1. PCI0 has the 32-bit PCI
slot and the 2 top-most 64-bit PCI slots. PCI0 also has an Intel 82375EB
PCI/EISA bridge that drives things like the serial and parallel ports,
-keyboard/mouse etc. PCI1 has 4 64-bit PCI slots and an NCR810 SCSI chip.
+keyboard/mouse etc. PCI1 has 4 64-bit PCI slots and an Symbios 810 SCSI chip.
VGA console cards must be installed in a slot connected to PCI0.
Power:
@@ -1685,7 +1688,7 @@ aware of bootability restrictions for IDE disks. See the machine specific
information.
- SCSI: full support via the CAM layer for Adaptec 2940x (AIC7xxx
-chip-based), Qlogic family and NCR/Symbios. Be aware of the machine-specific
+chip-based), Qlogic family and Symbios. Be aware of the machine-specific
bootability issues for the various adapter types.
- FibreChannel: the Qlogic QL2x00 FibreChannel host adapters are fully
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