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