Thanks guys! Anything else needed for linux-scsi? Cheers, Michael On Mon, Apr 16, 2018 at 10:34 PM, John Paul Adrian Glaubitz <glaubitz@xxxxxxxxxxxxxxxxxxx> wrote: > On 04/16/2018 11:26 AM, Christian T. Steigies wrote: >> >> On Thu, Apr 12, 2018 at 01:53:26PM +1200, Michael Schmitz wrote: >>> >>> From: Michael Schmitz <schmitz@xxxxxxxxxx> >>> >>> New combined SCSI driver for all ESP based Zorro SCSI boards for >>> m68k Amiga. >>> >>> Code largely based on board specific parts of the old drivers (blz1230.c, >>> blz2060.c, cyberstorm.c, cyberstormII.c, fastlane.c which were removed >>> after the 2.6 kernel series for lack of maintenance) with contributions >>> by Tuomas Vainikka (TCQ bug tests and workaround) and Finn Thain (TCQ >>> bugfix by use of PIO in extended message in transfer). >>> >>> New Kconfig option and Makefile entries for new Amiga Zorro ESP SCSI >>> driver included in this patch. >>> >>> Use DMA transfers wherever possible, with board-specific DMA set-up >>> functions copied from the old driver code. Three byte reselection >>> messages >>> do appear to cause DMA timeouts. So wire up a PIO transfer routine for >>> these instead. esp_reselect_with_tag explicitly sets esp->cmd_block_dma >>> as >>> target address for the message bytes but PIO requires a virtual address. >>> Substiute kernel virtual address esp->cmd_block in PIO transfer call if >>> DMA address is esp->cmd_block_dma and phase is message in. >>> >>> PIO code taken from mac_esp.c where the reselection timeout issue was >>> debugged and fixed first, with minor macro and function rename. >>> >>> Signed-off-by: Michael Schmitz <schmitzmic@xxxxxxxxx> >>> Reviewed-by: Finn Thain <fthain@xxxxxxxxxxxxxxxxxxx> >>> Reviewed-by: Christoph Hellwig <hch@xxxxxx> >> >> Tested-by: Christian T. Steigies <cts@xxxxxxxxxx> >> > > Also here on an Amiga 4000 with Cyberstorm I: > > Tested-by: John Paul Adrian Glaubitz <glaubitz@xxxxxxxxxxxxxxxxxxx> > > -- > .''`. John Paul Adrian Glaubitz > : :' : Debian Developer - glaubitz@xxxxxxxxxx > `. `' Freie Universitaet Berlin - glaubitz@xxxxxxxxxxxxxxxxxxx > `- GPG: 62FF 8A75 84E0 2956 9546 0006 7426 3B37 F5B5 F913
