I'm still no further along. On the very first boot after flash I get:
coreboot-5cbe3a8-dirty romstage Thu Sep 3 10:28:23 BST 2015 starting...
PM1_STS: 0010 PM1_EN: 0000 PM1_CNT: 00000000 TCO_STS: 0000 0000 GPE0_STS: 1ef86df0 187d4fdf 0005f240 00010000 GPE0_EN: 00000000 00000000 00000000 00000000 GEN_PMCON: 0200 20a0 1a09 Previous Sleep State: S0 CPU: Intel(R) Core(TM) i3-5005U CPU @ 2.00GHz CPU: ID 306d4, Broadwell E0 or F0, ucode: 0000001d CPU: AES supported, TXT NOT supported, VT supported MCH: device id 1604 (rev 09) is Broadwell F0 PCH: device id 9cc5 (rev 03) is Broadwell U Base IGD: device id 1616 (rev 09) is Broadwell U GT2 CPU: frequency set to 2000 MHz POST: 0x32 SPD: index 1 (GPIO47=0 GPIO9=0 GPIO13=1) SPD: module type is DDR3 SPD: module part is HMT425S6AFR6A-PB SPD: banks 8, ranks 1, rows 15, columns 10, density 4096 Mb SPD: device width 16 bits, bus width 64 bits SPD: module size is 2048 MB (per channel) POST: 0x32 ME: FW Partition Table : OK ME: Bringup Loader Failure : NO ME: Firmware Init Complete : NO ME: Manufacturing Mode : NO ME: Boot Options Present : NO ME: Update In Progress : NO ME: Current Working State : Normal ME: Current Operation State : Bring up ME: Current Operation Mode : Normal ME: Error Code : No Error ME: Progress Phase : BUP Phase ME: Power Management Event : Pseudo-global reset ME: Progress Phase State : Waiting for DID BIOS message ME: HSIO Version : 8705 (CRC 0xfbc2) No MRC cache found. Rebooting with EC in RO mode: POST: 0x00
Reverting to the previous log on subsequent boots. Note I have also built the ROM inside the CrOS SDK.
What should I do now?
See attached changes + config.
-John.