diff options
author | Thierry Deval <tdeval@cvs.openbsd.org> | 2002-12-13 02:54:19 +0000 |
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committer | Thierry Deval <tdeval@cvs.openbsd.org> | 2002-12-13 02:54:19 +0000 |
commit | 1e6b52ecd18521903aca783262c32c344f479c1e (patch) | |
tree | 345f0abf86480f6917f5dd3f54e18351339ba88c /sys/dev | |
parent | 5c6a44287062e8deb7c860b5f01eb311ce713a85 (diff) |
"Documentation" update.
Diffstat (limited to 'sys/dev')
-rw-r--r-- | sys/dev/ieee1394/IMPLEMENTATION | 22 | ||||
-rw-r--r-- | sys/dev/ieee1394/TODO | 66 |
2 files changed, 52 insertions, 36 deletions
diff --git a/sys/dev/ieee1394/IMPLEMENTATION b/sys/dev/ieee1394/IMPLEMENTATION index f814065c52c..0344ed2e6a8 100644 --- a/sys/dev/ieee1394/IMPLEMENTATION +++ b/sys/dev/ieee1394/IMPLEMENTATION @@ -1,7 +1,7 @@ -$OpenBSD: IMPLEMENTATION,v 1.1 2002/06/25 17:11:49 itojun Exp $ +$OpenBSD: IMPLEMENTATION,v 1.2 2002/12/13 02:54:18 tdeval Exp $ $NetBSD: IMPLEMENTATION,v 1.6 2002/02/03 07:29:14 jmc Exp $ -At time point in time, there are 3 controller drivers planned: +At this point in time, there are 3 controller drivers planned: fwochi IEEE 1394 OHCI Controller (PCI & CardBus) fwlynx TI TSB12LV21 (found B&W G3s) @@ -22,9 +22,9 @@ fwohci* at pci? dev ? function ? # specific device by specifing its nodeid as its identifier (XXX this # is a 64 bit quantity and locators used by config must be 32 bit integers). # -fwnode0 at fwbus? idhi 0x003065ff idlo 0xfedc46c0 -fwnode1 at fwbus? idhi 0x0060e202 idlo 0x0000157e -fwnode2 at fwbus? idhi 0x00110600 idlo 0x00003169 +fwnode0 at fwbus? idhi 0x003065ff idlo 0xfedc46c0 +fwnode1 at fwbus? idhi 0x0060e202 idlo 0x0000157e +fwnode2 at fwbus? idhi 0x00110600 idlo 0x00003169 fwnode* at fwbus? idhi ? idlo ? # # An ip capable interface can be added to the local bus as a service to offer @@ -39,16 +39,16 @@ fw* at fwbus? # look at values in their children nodes. (updating nodeid's, etc) # # One of the services that a node might offer is access to SCSI devices via -# SBP-2. As decsribed above, this mean a scsibus is a child of fwnode at some -# point. (Making it a direct child is bad since that drags in the whole scsi -# code base even if all a person wants is an fwnode and camera support) +# SBP-2. As described above, this means a scsibus is a child of fwnode at +# some point. (Making it a direct child is bad since that drags in the whole +# scsi code base even if all a person wants is an fwnode and camera support) # fwscsi* at fwnode? scsibus* at fwscsi? -Note that with advent of highly mobile storage devices, the need for -signatures or other mechanisms to identity disks indepentend of their -localtion in the device hierarchy is sorely needed. +Note that with the advent of highly mobile storage devices, the need for +signatures or other mechanisms to identify disks independently of their +location in the device hierarchy is sorely needed. fwohci0 at pci1 dev 12 function 0: NEC uPD72870 IEEE 1394 OHCI Host Controller (rev. 0x01) fwohci0: interrupting at isa irq 15 diff --git a/sys/dev/ieee1394/TODO b/sys/dev/ieee1394/TODO index 2d70aff26c7..39cca9f5482 100644 --- a/sys/dev/ieee1394/TODO +++ b/sys/dev/ieee1394/TODO @@ -1,41 +1,57 @@ -Rewrite handler_set to allow sub regions, minimums, etc without having to -register 100 callbacks for 100 quad reads. +TODO : +------ -Use handler set (with NULL cb) to create a higher level <bus>_unreg +- Rewrite handler_set to allow sub regions, minimums, etc without having to + register 100 callbacks for 100 quad reads. -Move all mbuf code to if_fw.c. Make if_fw use the generic read/write/inreg and -then it can translate the packets into the appropriate mbuf's. +- Use handler_set (with NULL cb) to create a higher level <bus>_unreg. -Need a tlabel alloc routine within fwohci and a way to use 64 tlabel's per -node (rather than a global set of 64 as it's used now). +- Move all mbuf code to if_fw.c. Make if_fw use the generic read/write/inreg + and then it can translate the packets into the appropriate mbuf's. -Flesh out the documentation of the high level API in fwohci.c (fwlynx will need -to implement the same thing so this should be more than just comments in -fwohci.c) +- Need a tlabel alloc routine within fwohci and a way to use 64 tlabel's per + node (rather than a global set of 64 as it's used now). -Move SBP2 routines into their own file. +- Flesh out the documentation of the high level API in fwohci.c (fwlynx will + need to implement the same thing so this should be more than just comments + in fwohci.c). -done - Rewrite ROM parsing/validation. Unroll all recursion, add ref counting, - path elimination, etc. +- Track down issues where multiple hosts plugged into a firewire hub don't + init/see all devices on resets sometimes. -done - Move rom routines into their own files to allow easier cross usage. +- Should do topology maps, speed maps, the various bus managers, etc. -done - Write sub match setup for fwnode/fwscsi so matching devices listed in - the ROM can be done via autoconf. +- Implement a real fwscsi scsibus, with each attached device as a new + target/lun. Not a new scsibus per device. -done - Remove all of the devcap stuff. +- Implement proper handlers with either 1 main thread, or timeouts and + callbacks. -SBP2 needs a complete API written up: logins, ORB management/allocation, etc. +============================================================================== -done - Add locator detection/usage into fwohci code. +DONE : +------ -Should do topology maps, speed maps, the various bus managers, etc. +- Move SBP2 routines into their own file. -done - change all FW_DEBUG wrapped printf's to DPRINTF macro's +- Rewrite ROM parsing/validation. Unroll all recursion, add ref counting, path + elimination, etc. -done - ack errors from a TX complete should get passed up to any registered callbacks +- Move rom routines into their own files to allow easier cross usage. -Track down issues where multiple hosts plugged into a firewire hub don't -init/see all devices on resets sometimes. +- Write sub match setup for fwnode/fwscsi so matching devices listed in the + ROM can be done via autoconf. -done - Make fwohci detach correctly (for cardbus/etc type interfaces) +- Remove all of the devcap stuff. + +- SBP2 needs a complete API written up: logins, ORB management/allocation, etc. + (basic routines have been implemented). + +- Add locator detection/usage into fwohci code. + +- Change all FW_DEBUG wrapped printf's to DPRINTF macro's. + +- Ack errors from a TX complete should get passed up to any registered + callbacks. + +- Make fwohci detach correctly (for cardbus/etc type interfaces). |