On Thu, Jul 09, 2020 at 09:18:27AM +0530, Anand Moon wrote: > hi Lorenzo, > > On Wed, 8 Jul 2020 at 20:31, Lorenzo Pieralisi > <lorenzo.pieralisi@xxxxxxx> wrote: > > > > On Fri, May 22, 2020 at 05:59:14PM +0530, Anand Moon wrote: > > > Hi Shawn > > > > > > On Fri, 22 May 2020 at 08:30, Shawn Lin <shawn.lin@xxxxxxxxxxxxxx> wrote: > > > > > > > > > > > > 在 2020/5/21 18:51, Anand Moon 写道: > > > > > Hi Shawn, > > > > > > > > > > On Thu, 21 May 2020 at 06:35, Shawn Lin <shawn.lin@xxxxxxxxxxxxxx> wrote: > > > > >> > > > > >> According to RK3399 user manual, bit 9 in PCIE_RC_BAR_CONF should > > > > >> be set, otherwise accessing to IO base and limit registers would > > > > >> fail. > > > > >> > > > > >> [ 0.411318] pci_bus 0000:00: root bus resource [bus 00-1f] > > > > >> [ 0.411822] pci_bus 0000:00: root bus resource [mem 0xfa000000-0xfbdfffff] > > > > >> [ 0.412440] pci_bus 0000:00: root bus resource [io 0x0000-0xfffff] (bus address [0xfbe00000-0xfbefffff]) > > > > >> [ 0.413665] pci 0000:00:00.0: bridge configuration invalid ([bus 00-00]), reconfiguring > > > > >> [ 0.414698] pci 0000:01:00.0: reg 0x10: initial BAR value 0x00000000 invalid > > > > >> [ 0.415412] pci 0000:01:00.0: reg 0x18: initial BAR value 0x00000000 invalid > > > > >> [ 0.418456] pci 0000:00:00.0: BAR 8: assigned [mem 0xfa000000-0xfa0fffff] > > > > >> [ 0.419065] pci 0000:01:00.0: BAR 1: assigned [mem 0xfa000000-0xfa007fff pref] > > > > >> [ 0.419728] pci 0000:01:00.0: BAR 6: assigned [mem 0xfa008000-0xfa00ffff pref] > > > > >> [ 0.420377] pci 0000:01:00.0: BAR 0: no space for [io size 0x0100] > > > > >> [ 0.420935] pci 0000:01:00.0: BAR 0: failed to assign [io size 0x0100] > > > > >> [ 0.421526] pci 0000:01:00.0: BAR 2: no space for [io size 0x0004] > > > > >> [ 0.422084] pci 0000:01:00.0: BAR 2: failed to assign [io size 0x0004] > > > > >> [ 0.422687] pci 0000:00:00.0: PCI bridge to [bus 01] > > > > >> [ 0.423135] pci 0000:00:00.0: bridge window [mem 0xfa000000-0xfa0fffff] > > > > >> [ 0.423794] pcieport 0000:00:00.0: enabling device (0000 -> 0002) > > > > >> [ 0.424566] pcieport 0000:00:00.0: Signaling PME through PCIe PME interrupt > > > > >> [ 0.425182] pci 0000:01:00.0: Signaling PME through PCIe PME interrupt > > > > >> > > > > >> 01:00.0 Class 0700: Device 1c00:3853 (rev 10) (prog-if 05) > > > > >> Subsystem: Device 1c00:3853 > > > > >> Control: I/O- Mem- BusMaster- SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx- > > > > >> Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx- > > > > >> Interrupt: pin A routed to IRQ 230 > > > > >> Region 0: I/O ports at <unassigned> [disabled] > > > > >> Region 1: Memory at fa000000 (32-bit, prefetchable) [disabled] [size=32K] > > > > >> Region 2: I/O ports at <unassigned> [disabled] > > > > >> [virtual] Expansion ROM at fa008000 [disabled] [size=32K] > > > > >> > > > > >> Signed-off-by: Shawn Lin <shawn.lin@xxxxxxxxxxxxxx> > > > > >> --- > > > > > > > > > > I have old development board Odroid N1 (RK3399), It has onboard PCIe > > > > > 2 dual sata bridge. > > > > > I have tested this patch, but I am still getting following log on > > > > > Odroid N1 board. > > > > > Is their any more configuration needed for sata ports ? > > > > > > > > Thanks for testing. I made a mistake that it should be bit 19, so > > > > can you try using BIT(19)? > > > > > > > > > > Nop enable this bit dose not solve the issue see at my end. > > > > > > But as per RK3399 TMR 17.6.7.1.45 Root Complex BAR Configuration Register > > > their are many bits that are not tuned correctly. > > > I tried to set some bit to BAR Configuration register. but it dose not > > > work at my end. > > > I feel some more core configuration is missing. > > > If I have some update I will share it with you. > > > > What's the status of this discussion and therefore this series ? > > > > Thanks, > > Lorenzo > > Well I have looked into the RK3399 TRM (Rockchip RK3399 TRM V1.3 Part2.pdf) > There seems to be some core configuration missing, but I could not > resolve this on my board. So what are we going to do with this series ? Lorenzo
