Add generation for remaining, fix invalid fseek().
diff --git a/generator/sections/gen-section-pci-bus.c b/generator/sections/gen-section-pci-bus.c
new file mode 100644
index 0000000..9afd9ad
--- /dev/null
+++ b/generator/sections/gen-section-pci-bus.c
@@ -0,0 +1,38 @@
+/**
+ * Functions for generating psuedo-random CPER PCI/PCI-X bus error sections.
+ *
+ * Author: Lawrence.Tang@arm.com
+ **/
+
+#include <stdlib.h>
+#include "../../edk/BaseTypes.h"
+#include "../gen-utils.h"
+#include "gen-sections.h"
+
+//Generates a single psuedo-random PCI/PCI-X bus error section, saving the resulting address to the given
+//location. Returns the size of the newly created section.
+size_t generate_section_pci_bus(void** location)
+{
+ //Create random bytes.
+ int size = 208;
+ UINT8* bytes = generate_random_bytes(size);
+
+ //Set reserved areas to zero.
+ UINT64* validation = (UINT64*)bytes;
+ *validation &= 0x1FF; //Validation 9-63
+ UINT32* reserved = (UINT32*)(bytes + 20);
+ *reserved = 0;
+ UINT64* bus_command = (UINT64*)(bytes + 40);
+ *bus_command &= 0x100000000000000; //Bus command bytes bar bit 56.
+
+ //Fix values that could be above range.
+ UINT16* error_type = (UINT16*)(bytes + 16);
+ *error_type = rand() % 8;
+
+ //Fix error status.
+ create_valid_error_section(bytes + 8);
+
+ //Set return values, exit.
+ *location = bytes;
+ return size;
+}
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