John Zhao has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/40968 )
Change subject: soc/intel/tigerlake: Disable Thunderbolt PCIe root ports bus master
......................................................................
Patch Set 17:
(1 comment)
https://review.coreboot.org/c/coreboot/+/40968/16/src/soc/intel/tigerlake/ch...
File src/soc/intel/tigerlake/chip.c:
https://review.coreboot.org/c/coreboot/+/40968/16/src/soc/intel/tigerlake/ch...
PS16, Line 126:
: void platform_fsp_notify_status(enum fsp_notify_phase phase)
: {
: if (phase == END_OF_FIRMWARE) {
: struct device *dev;
:
: /* Disable Thunderbolt PCIe root ports bus master */
: dev = pcidev_path_on_root(SA_DEVFN_TBT0);
: if (dev)
: pci_dev_disable_bus_master(dev);
:
: dev = pcidev_path_on_root(SA_DEVFN_TBT1);
: if (dev)
: pci_dev_disable_bus_master(dev);
:
: dev = pcidev_path_on_root(SA_DEVFN_TBT2);
: if (dev)
: pci_dev_disable_bus_master(dev);
:
: dev = pcidev_path_on_root(SA_DEVFN_TBT3);
: if (dev)
: pci_dev_disable_bus_master(dev);
: }
: }
Since disabling the bus mastering this doesn't really depend on the FSP notify, maybe this shuld go […]
Done
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