On 2015/9/15 0:01, Arthur Marsh wrote: > > > Jiang Liu wrote on 14/09/15 12:38: >> Hi Authur, >> As suggested by Bjorn, patch 1-2 set implement a PCI device >> driver to manage eata PCI devices. And patch 3 tries to support PCI >> device hot-removal for eata, but I have no change to test due to >> limited knowledge about scsi subsystem and lacking of hardware for >> tests. >> So you could please help to test patch 1-2? Patch 3 is just >> for comments. >> Thanks! >> Gerry >> >> Jiang Liu (3): >> eata: Use IDA to manage eata board IDs >> eata: Implement PCI driver to manage eata PCI devices >> eata: Enhance eata driver to support PCI device hot-removal >> >> drivers/scsi/eata.c | 232 >> +++++++++++++++++++++++++++------------------------ >> 1 file changed, 125 insertions(+), 107 deletions(-) >> > > With patches 1 and 2 applied, I get a successful boot with IRQ mapping: > > [ 1.147056] EATA0: IRQ 10 mapped to IO-APIC IRQ 17. > [ 1.160404] EATA/DMA 2.0x: Copyright (C) 1994-2003 Dario Ballabio. > [ 1.160469] EATA config options -> tm:1, lc:y, mq:16, rs:y, et:n, > ip:n, ep:n, pp:y. > [ 1.160541] EATA0: 2.0C, PCI 0xd890, IRQ 17, BMST, SG 122, MB 64. > [ 1.160600] EATA0: wide SCSI support enabled, max_id 16, max_lun 8. > [ 1.160658] EATA0: SCSI channel 0 enabled, host target ID 7. > [ 1.161207] scsi host0: EATA/DMA 2.0x rev. 8.10.00 > > > but I still get errors when trying to do a kexec reboot, see > http://www.users.on.net/~arthur.marsh/20150915547.jpg > > roughly it reads (after the synchronising SCSI cache reboot messages) > and a long period of a dark screen: > > sd 0:0:6:0: abort, mbox 63. > EATA0: abort, mbox 63 is in use. > sd 0:0:6:0: reset, enter. > EATA0: reset, mbox 63 in reset. > EATA0: reset, board reset done, enabling interrupts. > EATA0: reset, interrupts disabled, loops 100469. > EATA0: reset, mbox 63 locked, DID_RESET, done. > EATA0: reset, exit, done. > sd 0:0:6:0: qcomm, mbox 0, adapter busy, will start > sd 0:0:6:0: abort, mbox 0. > EATA0: abort, timeout error. > sd 0:0:6:0: reset, enter. > EATA0: reset, exit, timeout error. > sd 0:0:6:0 Device offlinled - not ready after error recovery > sd 0:0:6:0 rejecting I/O to offline device > sd 0:0:6:0 rejecting I/O to offline device > sd 0:0:6:0 [sda] Synchronize Cache(10) failed: Result: > hostbyte=DID_NO_CONNECT driverbyte=DRIVER_OK > starting new kernel > > It would be great if this problem could be fixed. HI Arthur, Really appreciate your help to test the patches. That's a good sign we have moved forward a bit:) For kexec, it's always challenging to me. So could you please help to provide full dmesg logs with working kernels so I could try to figure out the order among scsi and PCI devices. It may be shutdown order related. Thanks! Gerry > > Arthur. > -- To unsubscribe from this list: send the line "unsubscribe linux-pci" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
