Since commit c0199078 (cbmem utility: Find actual CBMEM area) [1], at least on
the Lenovo X201, X230 and X60, printing the CBMEM table of contents did
not work. It still worked on the ASRock E350M1 though.
$ sudo /src/coreboot/util/cbmem/cbmem -l --verbose # Lenovo X60t
Looking for coreboot table at 0
Mapping 1MB of physical memory at 0x0.
Found!
coreboot table entry 0x11
Found forwarding entry.
Unmapping 1MB of virtual memory at 0xb74dc000.
Looking for coreboot table at 7f6c4000
Mapping 1MB of physical memory at 0x7f6c4000.
Found!
coreboot table entry 0xc8
coreboot table entry 0x01
Found memory map.
coreboot table entry 0x03
coreboot table entry 0x04
coreboot table entry 0x05
coreboot table entry 0x06
coreboot table entry 0x07
coreboot table entry 0x08
coreboot table entry 0x09
coreboot table entry 0x0a
coreboot table entry 0x16
Found timestamp table.
cbmem_addr = 7f7dd000
coreboot table entry 0x17
Found cbmem console.
cbmem_addr = 7f7de000
Unmapping 1MB of virtual memory at 0xb74dc000.
No coreboot CBMEM area found!
The address of the boot info record has to be used for checking, that reading
takes place in the bounds of the boot info record.
$ sudo ~/src/coreboot/util/cbmem/cbmem -l # Lenovo X60
CBMEM table of contents:
ID START LENGTH
[…]
Big thanks to David and Stefan for their help.
[1] http://review.coreboot.org/2117
Change-Id: I1eb09a6445d9ea17e1e16b6866dece74315d3c73
Found-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Signed-off-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-on: http://review.coreboot.org/7093
Tested-by: build bot (Jenkins)
Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
747c07f08a