I am porting coreboot
to a Intel Atom based mainboard which incorperate atom (N270) + 945GSE +
it8718f.
The initial progress
of north bridge seems okay but I got error in the "dev_initialize"
function.
Here are the partial
output:
....
Initializing
devices...
Root Device init
APIC_CLUSTER: 0 init
malloc Enter, size 91,
free_mem_ptr 0013b998
malloc 0013b998
start_eip=0x0000a000,
offset=0x00100000, code_size=0x0000005b
Initializing SMM handler... ...
pmbase = 0x0500
SMI_STS:
PM1
PM1_STS: WAK PWRBTN TMROF
GPE0_STS:
TCO_STS:
... raise
SMI#
Initializing CPU #0
CPU: vendor Intel device 106c2
CPU: family 06,
model 1c, stepping 02
Using generic cpu ops (good)
Enabling
cache
microcode_info: sig = 0x000106c2 pf=0x00000004 rev = 0x00000000
CPU:
Intel(R) Core(TM) CPU N270 @ 1.60GHz.
Setting fixed
MTRRs(0-88) Type: UC
Setting fixed MTRRs(0-16) Type: WB
Setting fixed
MTRRs(24-88) Type: WB
DONE fixed MTRRs
call enable_fixed_mtrr()
Setting
variable MTRR 0, base: 0MB, range: 512MB, type
WB
ADDRESS_MASK_HIGH=0xf
Unexpected Exception: 13 @ 10:001025e9 -
Halting
Code: 0 eflags: 00010002
eax: e0000800 ebx: 0000000f ecx: 00000201
edx: 0000000f
edi: e0000000 esi: 00000000 ebp: 0000000f esp:
00139df4
Please help to
debug.
Thanks,
Scott
Hsiao