PCI_CONFIG_2_BAR1_SIZE
#define PCI_CONFIG_2_BAR1_SIZE (0xfUL<<0)
val &= PCI_CONFIG_2_BAR1_SIZE;
ASSERT_STATIC(PCI_CONFIG_2_BAR1_SIZE == PCI_CONFIG_2_BAR2_SIZE);
bar_size = (bar_size & PCI_CONFIG_2_BAR1_SIZE);