From 15d840558480536ddaca71bc1876254d59fca7fe Mon Sep 17 00:00:00 2001 From: Patrick Rudolph Date: Sat, 4 Aug 2018 10:04:45 +0200 Subject: Documentation: Add basic flashing tutorial for Lenovo * Add basic flashing tutorial ** Describe internal and external flashing ** Describe flash supply diode protection ** Gives general advices on flashing ** Describe how to use flashrom --ifd * Describe basic flashing on Lenovo T4xx devices ** Describe how to disassemble and access the flash IC on T4xx ** Describe flash layout on Sandy Bridge and Ivy Bridge series. Change-Id: Ia833e27f4e7d89ee32be9bed21a0c021839facec Signed-off-by: Patrick Rudolph Reviewed-on: https://review.coreboot.org/27852 Tested-by: build bot (Jenkins) Reviewed-by: Philipp Deppenwiese --- .../mainboard/lenovo/flashlayout_xx30.svg | 61 ++++++++++++++++++++++ 1 file changed, 61 insertions(+) create mode 100644 Documentation/mainboard/lenovo/flashlayout_xx30.svg (limited to 'Documentation/mainboard/lenovo/flashlayout_xx30.svg') diff --git a/Documentation/mainboard/lenovo/flashlayout_xx30.svg b/Documentation/mainboard/lenovo/flashlayout_xx30.svg new file mode 100644 index 0000000000..5cc4e4fbaf --- /dev/null +++ b/Documentation/mainboard/lenovo/flashlayout_xx30.svg @@ -0,0 +1,61 @@ + + + + + + + + IFD + + + + + + + ME + + + + + + + BIOS + + + + + + + GBE + + + + 0x000000 + + + 0x001000 + + + 0x003000 + + + 0x500000 + + + 0x800000 + + + + + Flash #0 + + + + + Flash #1 + + + 0xc00000 + + + -- cgit v1.2.3