Messages in this thread Patch in this message | | | Date | Tue, 18 May 2004 16:42:58 +0300 | From | "O.Sezer" <> | Subject | Re: [PATCH 2.4] decrypt/update ide help entries |
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Bartlomiej Zolnierkiewicz wrote: > This patch was disccussed long time ago and nobody cared to correct it.
Hmm.. too many errors, careless duplicate entries.. ... too many trust in trusted trees.. Me embarassed ;)
> + "Override-Enable UDMA for Promise Contr." (or "Special UDMA Feature") > + to force UDMA mode for connected UDMA capable disk drives. > > It is about forcing burst UDMA transfers not UDMA mode.
Fixed
> +PROMISE PDC202{68|69|70|71|75|76|77} support > +CONFIG_BLK_DEV_PDC202XX_NEW [...] > This is just copied from CONFIG_BLK_DEV_PDC202XX_OLD > ('Ultra33') and probably is incorrect for newer Promise controllers.
Removed the old copied one wrote something generic
> + You need to say Y here if you have a PDC20276 IDE interface but either > + you do not have a RAID disk array, or you wish to use the Linux > + internal RAID software (/dev/mdX). > > This is needed not only for PDC20276.
I think this time I took the correct chipset names upon reading pdc202XX_old.h and pdc202XX_new.h. Please check.
> + You need to say N here if you wish to use your Promise controller to > + control a FastTrak RAID disk array, and you you must also say Y to > + CONFIG_BLK_DEV_ATARAID_PDC. > > This is incorrect. > > You must say Y to this option and to CONFIG_BLK_DEV_ATARAID_PDC.
Whoops, sorry. Fixed.
> If you want to correct Promise IDE help entries, do it for 2.6 first. >
Don't know much about 2.6; if you can review this one, I can make similar changes for 2.6 (in case options didn't change much).
Thanks, Özkan Sezer --- 27p2/Documentation/Configure.help.orig +++ 27p2/Documentation/Configure.help @@ -1309,20 +1309,22 @@ If unsure, say N. -PROMISE PDC20246/PDC20262/PDC20265/PDC20267/PDC20268 support +PROMISE PDC20246/PDC20262/PDC20265/PDC20267 support CONFIG_BLK_DEV_PDC202XX_OLD - Promise Ultra33 or PDC20246 - Promise Ultra66 or PDC20262 - Promise Ultra100 or PDC20265/PDC20267/PDC20268 + Promise Ultra 33 [PDC20246] + Promise Ultra 66 [PDC20262] + Promise FastTrak 66 [PDC20263] + Promise MB Ultra 100 [PDC20265] + Promise Ultra 100 [PDC20267] This driver adds up to 4 more EIDE devices sharing a single - interrupt. This add-on card is a bootable PCI UDMA controller. Since + interrupt. These devices are bootable PCI UDMA controllers. Since multiple cards can be installed and there are BIOS ROM problems that - happen if the BIOS revisions of all installed cards (three-max) do + happen if the BIOS revisions of all installed cards (max of three) do not match, the driver attempts to do dynamic tuning of the chipset at boot-time for max-speed. Ultra33 BIOS 1.25 or newer is required for more than one card. This card may require that you say Y to - "Special UDMA Feature". + "Force Burst UDMA transfers" (old name: "Special UDMA Feature"). If you say Y here, you need to say Y to "Use DMA by default when available" as well. @@ -1342,22 +1344,18 @@ Promise MB FastTrak 133 [PDC20276] Promise FastTrak 133 [PDC20277] - This driver adds up to 4 more EIDE devices sharing a single - interrupt. This device is a bootable PCI UDMA controller. Since - multiple cards can be installed and there are BIOS ROM problems that - happen if the BIOS revisions of all installed cards (max of five) do - not match, the driver attempts to do dynamic tuning of the chipset - at boot-time for max speed. Ultra33 BIOS 1.25 or newer is required - for more than one card. + This driver adds support for the newer Udma100/133 Promise chipsets + listed above. These chipsets are not driven by the pdc202XX_old, + but by this pdc202XX_new driver. If you say Y here, you need to say Y to "Use DMA by default when available" as well. If unsure, say N. -Special UDMA Feature +Force Burst UDMA transfers CONFIG_PDC202XX_BURST - This option causes the pdc202xx driver to enable UDMA modes on the + This option causes "pdc202xx_old" driver to enable UDMA modes on the PDC202xx even when the PDC202xx BIOS has not done so. It was originally designed for the PDC20246/Ultra33, whose BIOS will @@ -1365,14 +1363,33 @@ used successfully on a PDC20265/Ultra100, allowing use of UDMA modes when the PDC20265 BIOS has been disabled (for faster boot up). - Please read the comments at the top of - <file:drivers/ide/pci/pdc202xx_old.c>. + (Please read the comments in <file:drivers/ide/pci/pdc202xx_old.c> + about this option.) If unsure, say N. -Special FastTrak Feature +Use FastTrak RAID capable device as plain IDE controller CONFIG_PDC202XX_FORCE - For FastTrak enable overriding BIOS. + This option has effect on Promise chipsets PDC20270 and PDC20276 + while using the pdc202xx_new driver. + + Setting this option causes the kernel to use your Promise IDE disk + controller as an ordinary IDE controller, rather than as a FastTrak + RAID controller (RAID is a system for using multiple physical disks + as one virtual disk). + + You need to say Y here if you have one of the above mentioned IDE + interfaces, but either you do not have a RAID disk array, or you + wish to use the Linux internal RAID software (/dev/mdX). + + If you wish to use your Promise controller to control a FastTrak + RAID disk array, you need to say Y here AND you you must also say Y + to CONFIG_BLK_DEV_ATARAID_PDC. + + This option also has effect on the chipsets run by the pdc202xx_old + driver ( PDC202{46|62|63|65|67} ). + + If unsure, say Y. SiS5513 chipset support CONFIG_BLK_DEV_SIS5513 --- 27p2/drivers/ide/Config.in.orig +++ 27p2/drivers/ide/Config.in @@ -64,10 +64,10 @@ dep_tristate ' NS87415 chipset support' CONFIG_BLK_DEV_NS87415 $CONFIG_BLK_DEV_IDEDMA_PCI dep_tristate ' OPTi 82C621 chipset enhanced support (EXPERIMENTAL)' CONFIG_BLK_DEV_OPTI621 $CONFIG_EXPERIMENTAL dep_tristate ' PROMISE PDC202{46|62|65|67} support' CONFIG_BLK_DEV_PDC202XX_OLD $CONFIG_BLK_DEV_IDEDMA_PCI - dep_mbool ' Special UDMA Feature' CONFIG_PDC202XX_BURST $CONFIG_BLK_DEV_PDC202XX_OLD $CONFIG_BLK_DEV_IDEDMA_PCI + dep_mbool ' Force Burst UDMA transfers' CONFIG_PDC202XX_BURST $CONFIG_BLK_DEV_PDC202XX_OLD $CONFIG_BLK_DEV_IDEDMA_PCI dep_tristate ' PROMISE PDC202{68|69|70|71|75|76|77} support' CONFIG_BLK_DEV_PDC202XX_NEW $CONFIG_BLK_DEV_IDEDMA_PCI if [ "$CONFIG_BLK_DEV_PDC202XX_OLD" = "y" -o "$CONFIG_BLK_DEV_PDC202XX_OLD" = "m" -o "$CONFIG_BLK_DEV_PDC202XX_NEW" = "y" -o "$CONFIG_BLK_DEV_PDC202XX_NEW" = "m" ]; then - bool ' Special FastTrak Feature' CONFIG_PDC202XX_FORCE + bool ' Use FastTrak RAID capable device as plain IDE controller' CONFIG_PDC202XX_FORCE fi dep_tristate ' RZ1000 chipset bugfix/support' CONFIG_BLK_DEV_RZ1000 $CONFIG_X86 dep_tristate ' SCx200 chipset support' CONFIG_BLK_DEV_SC1200 $CONFIG_BLK_DEV_IDEDMA_PCI | |