diff options
| -rw-r--r-- | src/interface/efi/efi_veto.c | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/src/interface/efi/efi_veto.c b/src/interface/efi/efi_veto.c index 1f7cc712e..ad501f262 100644 --- a/src/interface/efi/efi_veto.c +++ b/src/interface/efi/efi_veto.c @@ -24,6 +24,7 @@ FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <string.h> #include <errno.h> #include <ipxe/settings.h> +#include <ipxe/pci.h> #include <ipxe/efi/efi.h> #include <ipxe/efi/Protocol/DriverBinding.h> #include <ipxe/efi/Protocol/LoadedImage.h> @@ -391,12 +392,57 @@ efi_veto_dell_ip4config ( EFI_DRIVER_BINDING_PROTOCOL *binding __unused, return 1; } +/** + * Veto HP XhciDxe driver + * + * @v binding Driver binding protocol + * @v loaded Loaded image protocol + * @v wtf Component name protocol, if present + * @v manufacturer Manufacturer name, if present + * @v name Driver name, if present + * @ret vetoed Driver is to be vetoed + */ +static int +efi_veto_hp_xhci ( EFI_DRIVER_BINDING_PROTOCOL *binding __unused, + EFI_LOADED_IMAGE_PROTOCOL *loaded __unused, + EFI_COMPONENT_NAME_PROTOCOL *wtf __unused, + const char *manufacturer, const CHAR16 *name ) { + static const CHAR16 xhci[] = L"Usb Xhci Driver"; + static const char *hp = "HP"; + struct pci_driver *driver; + + /* Check manufacturer and driver name */ + if ( ! manufacturer ) + return 0; + if ( ! name ) + return 0; + if ( strcmp ( manufacturer, hp ) != 0 ) + return 0; + if ( memcmp ( name, xhci, sizeof ( xhci ) ) != 0 ) + return 0; + + /* Veto driver only if we have our own xHCI driver */ + for_each_table_entry ( driver, PCI_DRIVERS ) { + if ( driver->class.class == + PCI_CLASS ( PCI_CLASS_SERIAL, PCI_CLASS_SERIAL_USB, + PCI_CLASS_SERIAL_USB_XHCI ) ) { + return 1; + } + } + + return 0; +} + /** Driver vetoes */ static struct efi_veto efi_vetoes[] = { { .name = "Dell Ip4Config", .veto = efi_veto_dell_ip4config, }, + { + .name = "HP Xhci", + .veto = efi_veto_hp_xhci, + }, }; /** |