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-rw-r--r--src/include/gpxe/pci.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/include/gpxe/pci.h b/src/include/gpxe/pci.h
index b5c417c9e..fdcecb6d0 100644
--- a/src/include/gpxe/pci.h
+++ b/src/include/gpxe/pci.h
@@ -30,7 +30,10 @@
#define PCI_COMMAND_IO 0x1 /* Enable response in I/O space */
#define PCI_COMMAND_MEM 0x2 /* Enable response in mem space */
#define PCI_COMMAND_MASTER 0x4 /* Enable bus mastering */
+
+#define PCI_CACHE_LINE_SIZE 0x0c /* 8 bits */
#define PCI_LATENCY_TIMER 0x0d /* 8 bits */
+
#define PCI_COMMAND_SPECIAL 0x8 /* Enable response to special cycles */
#define PCI_COMMAND_INVALIDATE 0x10 /* Use memory write and invalidate */
#define PCI_COMMAND_VGA_PALETTE 0x20 /* Enable palette snooping */