On 2018-04-25 19:54, Lorenzo Pieralisi wrote: > On Tue, Apr 24, 2018 at 05:13:42PM +0200, Jan Kiszka wrote: >> From: Jan Kiszka <jan.kiszka@xxxxxxxxxxx> >> >> Required when running over Jailhouse, and there is already a physical >> host controller that Jailhouse does not intercept and rather adds a >> virtual one. That is the case for the Tegra TK1, e.g. >> >> Signed-off-by: Jan Kiszka <jan.kiszka@xxxxxxxxxxx> >> --- >> arch/arm/Kconfig | 7 ++++++- >> 1 file changed, 6 insertions(+), 1 deletion(-) >> >> diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig >> index a7f8e7f4b88f..5f8190cb057d 100644 >> --- a/arch/arm/Kconfig >> +++ b/arch/arm/Kconfig >> @@ -1248,8 +1248,13 @@ config PCI >> VESA. If you have PCI, say Y, otherwise N. >> >> config PCI_DOMAINS >> - bool >> + bool "Support for multiple PCI domains" >> depends on PCI >> + help >> + Automatically enabled if the platform supports multiple PCI host >> + controllers. Say Y if running over a hypervisor like Jailhouse that >> + dynamically adds further host controllers while the system is >> + running. Say N otherwise. > > Alternatively, you could select it under PCI_HOST_GENERIC if that's all > you need in Jailhouse. Actually that's a change that makes sense anyway > I think. If that's preferred - will switch! Thanks, Jan -- Siemens AG, Corporate Technology, CT RDA IOT SES-DE Corporate Competence Center Embedded Linux
