diff options
Diffstat (limited to 'sys/dev/sym/README.sym')
| -rw-r--r-- | sys/dev/sym/README.sym | 88 |
1 files changed, 71 insertions, 17 deletions
diff --git a/sys/dev/sym/README.sym b/sys/dev/sym/README.sym index 94794855359b..7cf6fa3ea7d2 100644 --- a/sys/dev/sym/README.sym +++ b/sys/dev/sym/README.sym @@ -68,22 +68,23 @@ Status: FreeBSD 3.3 RELEASE Latest revision: - sym-0.11.0-19991120 + sym-0.12.0-19991127 Files to download: SYM-0.9.0-19991024.tar.gz PATCH-SYM-0.10.0-19991111.gz PATCH-SYM-0.11.0-19991120.gz + PATCH-SYM-0.12.0-19991127.gz Supported SCSI features: - Initiator mode - Wide 16 SCSI BUS - - FAST10 up to FAST80-DT synchronous data transfers (1) + - FAST10 up to FAST80-DT synchronous data transfers (depends on controller capabilities) - 64 luns per target - 256 tags per lun - - MDP (2) + - MDP (1) - BUS DEVICE RESET message - - ABORT, ABORT TAG message (2) + - ABORT, ABORT TAG message Supported generic chip features: - On chip RAM @@ -102,9 +103,7 @@ Others: 100% scalability. Notes: -(1) FAST80-DT only supported by the LSI53C1010 - but not yet tested. -(2) Not yet reported. May not work as expected. +(1) Not yet reported. May not work as expected. Files: README.sym this file @@ -121,20 +120,21 @@ be attached by the sym_hipd.c driver. Installation: 1) Untar SYM-0.9.0-19991024.tar.gz 2) Create the /usr/src/sys/dev/sym directory - 2) Copy README.sym, sym_conf.h, sym_defs.h and sym_hipd.c to + 3) Copy README.sym, sym_conf.h, sym_defs.h and sym_hipd.c to /usr/src/sys/dev/sym/ - 3) Change to /usr/src/sys/ directory - 4) If FreeBSD-4, apply the unified patch sym_sys.patch + 4) Change to /usr/src/sys/ directory + 5) If FreeBSD-4, apply the unified patch sym_sys.patch (patch -p0 <sym_sys.patch) Otherwise, If FreeBSD-3, apply the unified patch sym_sys_3.patch (patch -p0 <sym_sys_3.patch) Otherwise, leave here. ;) - 5) Change to /usr/src/sys/dev/sym directory - 6) Update to SYM-0.11.0-19991120 + 6) Change to /usr/src/sys/dev/sym directory + 7) Update to SYM-0.11.0-19991120 gzip -d <PATCH-SYM-0.10.0-19991111.gz | patch -p0 gzip -d <PATCH-SYM-0.11.0-19991120.gz | patch -p0 - 7) Add sym0 to your kernel configuration as indicated in patched LINT file. + gzip -d <PATCH-SYM-0.12.0-19991127.gz | patch -p0 + 8) Add sym0 to your kernel configuration as indicated in patched LINT file. Configure and make your kernel. As seen from the shell history file (driver material assumed from /tmp), @@ -148,7 +148,53 @@ patch -p0 <dev/sym/sym_sys.patch # use sym_sys_3.patch if FreeBSD-3.X cd dev/sym gzip -d </tmp/PATCH-SYM-0.10.0-19991111.gz | patch -p0 gzip -d </tmp/PATCH-SYM-0.11.0-19991120.gz | patch -p0 +gzip -d </tmp/PATCH-SYM-0.12.0-19991127.gz | patch -p0 +Configuring Ultra-3 DT data transfer support. +--------------------------------------------- +If you have a board using the SYM53C1010 (only evaluation boards seem to +be available for now), you may want to give Ultra-3 DT transfer a try. +For the reasons that FreeBSD-CAM is not yet ready for Ultra-3 and that +early SYM53C1010 chips need some work-around for DT transfers to work +reliably, you must apply manually the following additionnal patch to your +kernel tree: + +---------------------- Cut Here ------------------------ +--- cam/scsi/scsi_all.c.00 1999/08/29 16:21:44 ++++ cam/scsi/scsi_all.c 1999/11/23 22:11:22 +@@ -2394,6 +2394,7 @@ + u_int period_factor; + u_int period; /* in 10ths of ns */ + } scsi_syncrates[] = { ++ { 0x09, 125 }, + { 0x0a, 250 }, + { 0x0b, 303 }, + { 0x0c, 500 } +--- pci/sym_conf.h.00 Fri Nov 26 22:58:59 1999 ++++ pci/sym_conf.h Fri Nov 26 22:58:38 1999 +@@ -69,6 +69,7 @@ + * corresponding code will get useless. + */ + /* #define SYMCONF_BROKEN_U3EN_SUPPORT */ ++#define SYMCONF_BROKEN_U3EN_SUPPORT + + /* + * Use Normal IO instead of MMIO. +---------------------- Cut Here ------------------------ + +This change consist in allowing sync factor 9 support to be handled +by scsi_all.c and a compilation option to be defined in sym_conf.h. +The driver may only start a PPR negotiation if sync factor is 9. +This change has been only tested on FreeBSD-3.3 for the moment. + +For the PPR negotiation to occur at system startup time, you need to +configure Ultra3 hard disks in the NVRAM for 80 Mega-transfers per second +Wide. +If you prefer to use camcontrol for such a negotiation to be performed after +system startup, then you have to rebuild either the libcam shareable library +with the patched version of scsi_all.c, on to rebuild camcontrol using +the new static version of the libcam library that includes the patched +version of scsi_all.o. Warnings: - This driver uses LOAD/STORE instructions from SCRIPTS and therefore does @@ -163,8 +209,9 @@ Versionning: They must be applied from directory: /usr/src/sys/dev/sym/ - Version 1.0.0 will happen when the driver will be tested enough but this driver version will probably not officially support the C1010 (Ultra-3) - since the testing hasn't started yet. Some 1.X.0 version will support the - C1010 (DT data transfer). + since the testing of Ultra3 has just started and FreeBSD-CAM is not yet + ready for the support of Ultra-3. Some 1.X.0 version will support + DT data transfer for the C1010. - Version 2.0.0 is not planned for now, but will add support for host target mode if it will ever exist. @@ -228,7 +275,7 @@ Change log: Fix the LED support through GPIO0 for pre-896 chips. In fact some code was wrongly conditionned by something that was never met. Switch driver status to BETA-RELEASE given that this driver has been rock - solid even if s small number of users seems to actually use it. + solid even if a small number of users seems to actually use it. * SYM-0.11.0-19991120 (diff file PATCH-SYM-0.11.0-19991120) Rearrange a bit the initialisation code that deals with IO registers. @@ -240,4 +287,11 @@ Change log: LSI53C1010 tested with Asynchronous, FAST5, FAST10, FAST20 and FAST40 data transfers. -November 25 1999. "Gerard Roudier"<groudier@club-internet.fr> +* SYM-0.12.0-19991127 (diff file PATCH-SYM-0.12.0-19991127) + Some testing in Ultra3 FAST-80 DT mode using a SYM53C1010 connected + to an ATLAS 4 Ultra3 disk. Required some tiny fix in the ppr nego code. + Some cosmetic changes in messages displayed under DEBUG. + Fix the chip table (and code) that made the driver wrongly attach + 810 and 825 devices. + +November 27 1999. "Gerard Roudier"<groudier@club-internet.fr> |