From 65cfaa22e5e66b292a70b568d21d6597d3f42e70 Mon Sep 17 00:00:00 2001 From: Julian Pidancet Date: Mon, 19 Dec 2011 05:07:57 +0000 Subject: [PATCH] buildrom.py: Handle image size in PCI header This patch makes buildrom.py check if a PCI is present in the ROM, and fills in the image size field. Signed-off-by: Julian Pidancet --- tools/buildrom.py | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/tools/buildrom.py b/tools/buildrom.py index 19b715a..7ed8107 100755 --- a/tools/buildrom.py +++ b/tools/buildrom.py @@ -28,6 +28,11 @@ def main(): data += "\0" * (alignpos(count, 512) - count) count = len(data) + # Check if a pci header is present + pcidata = ord(data[24:25]) + (ord(data[25:26]) << 8) + if pcidata != 0: + data = data[:pcidata + 16] + chr(count/512) + chr(0) + data[pcidata + 18:] + # Fill in size field; clear checksum field data = data[:2] + chr(count/512) + data[3:6] + "\0" + data[7:] -- 2.25.1