On Fri, 2003-07-11 at 13:39, Ruth Ivimey-Cook wrote:
> Folks,
>
> I have updated the help for the Promise controller cards to match the code
> and provide a bit more information.
>
> Enjoy.
>
> Ruth
Thanks Ruth.
I've taken your work and formatted it for the drivers/ide/Kconfig file
in 2.5. Here's the patch.
This was made against the current 2.5 tree.
Steven
--- 2.5-linux/drivers/ide/Kconfig.orig Fri Jul 11 13:44:02 2003
+++ 2.5-linux/drivers/ide/Kconfig Fri Jul 11 14:07:34 2003
@@ -682,9 +682,33 @@
config BLK_DEV_PDC202XX_OLD
tristate "PROMISE PDC202{46|62|65|67} support"
depends on BLK_DEV_IDEDMA_PCI
+ help
+ 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 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 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" to force UDMA mode for connected UDMA capable
+ disk drives.
+
+ If you say Y here, you need to say Y to "Use DMA by default when
+ available" as well.
+
+ Please read the comments at the top of
+ <file:drivers/ide/pci/pdc202xx_old.c>.
+
+ If unsure, say N.
config PDC202XX_BURST
- bool "Special UDMA Feature"
+ bool "Override-Enable UDMA for Promise Controllers"
depends on BLK_DEV_PDC202XX_OLD=y && CONFI_BLK_DEV_IDEDMA_PCI
---help---
This option causes the pdc202xx driver to enable UDMA modes on the
@@ -703,13 +727,47 @@
config BLK_DEV_PDC202XX_NEW
tristate "PROMISE PDC202{68|69|70|71|75|76|77} support"
depends on BLK_DEV_IDEDMA_PCI
+ help
+ Promise Ultra 100 TX2 [PDC20268]
+ Promise Ultra 133 PTX2 [PDC20269]
+ Promise FastTrak LP/TX2/TX4 [PDC20270]
+ Promise FastTrak TX2000 [PDC20271]
+ Promise MB Ultra 133 [PDC20275]
+ 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.
+
+ If you say Y here, you need to say Y to "Use DMA by default when
+ available" as well.
+
+ If unsure, say N.
# FIXME - probably wants to be one for old and for new
config PDC202XX_FORCE
- bool "Special FastTrak Feature"
+ bool "Use FastTrak RAID capable device as plain IDE controller"
depends on BLK_DEV_PDC202XX_NEW=y
help
- For FastTrak enable overriding BIOS.
+ 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 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).
+
+ 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.
+
+ If unsure, say Y.
config BLK_DEV_RZ1000
tristate "RZ1000 chipset bugfix/support"
-
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