diff options
author | Pali Rohár <pali@kernel.org> | 2021-12-27 12:31:55 +0100 |
---|---|---|
committer | Martin Mares <mj@ucw.cz> | 2022-02-10 13:49:35 +0100 |
commit | 2dc7b53bc955ac51a56706fc305779ef0cf78dcd (patch) | |
tree | e6b1e6beb265145acfa96bdca0b8f5b05083d371 | |
parent | b84f21545827cca1150bb53906257f80ebb5a84e (diff) | |
download | pciutils-2dc7b53bc955ac51a56706fc305779ef0cf78dcd.tar.gz |
libpci: generic: Implement CLASS_EXT and SUBSYS support
PCI_FILL_SUBSYS is implemented only for PCI_HEADER_TYPE_NORMAL and
PCI_HEADER_TYPE_CARDBUS like in lspci.
-rw-r--r-- | lib/generic.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/lib/generic.c b/lib/generic.c index e80158f..1c1f8a3 100644 --- a/lib/generic.c +++ b/lib/generic.c @@ -96,6 +96,29 @@ pci_generic_fill_info(struct pci_dev *d, unsigned int flags) if (want_fill(d, flags, PCI_FILL_CLASS)) d->device_class = pci_read_word(d, PCI_CLASS_DEVICE); + if (want_fill(d, flags, PCI_FILL_CLASS_EXT)) + { + d->prog_if = pci_read_byte(d, PCI_CLASS_PROG); + d->rev_id = pci_read_byte(d, PCI_REVISION_ID); + } + + if (want_fill(d, flags, PCI_FILL_SUBSYS)) + { + switch (get_hdr_type(d)) + { + case PCI_HEADER_TYPE_NORMAL: + d->subsys_vendor_id = pci_read_word(d, PCI_SUBSYSTEM_VENDOR_ID); + d->subsys_id = pci_read_word(d, PCI_SUBSYSTEM_ID); + break; + case PCI_HEADER_TYPE_CARDBUS: + d->subsys_vendor_id = pci_read_word(d, PCI_CB_SUBSYSTEM_VENDOR_ID); + d->subsys_id = pci_read_word(d, PCI_CB_SUBSYSTEM_ID); + break; + default: + clear_fill(d, PCI_FILL_SUBSYS); + } + } + if (want_fill(d, flags, PCI_FILL_IRQ)) d->irq = pci_read_byte(d, PCI_INTERRUPT_LINE); |