Balázs Vinarz has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/30895
Change subject: 1st version 1:1 copy from old wiki https://www.coreboot.org/Board:asus/f2a85-m ......................................................................
1st version 1:1 copy from old wiki https://www.coreboot.org/Board:asus/f2a85-m
Change-Id: I4d195f4833ba71fdc559815cafb0f5d0d254e897 Signed-off-by: Balazs Vinarz vinibali1@gmail.com --- A Documentation/mainboard/asus/f2a85-m.md 1 file changed, 271 insertions(+), 0 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/95/30895/1
diff --git a/Documentation/mainboard/asus/f2a85-m.md b/Documentation/mainboard/asus/f2a85-m.md new file mode 100644 index 0000000..c4ee0cf --- /dev/null +++ b/Documentation/mainboard/asus/f2a85-m.md @@ -0,0 +1,271 @@ +Disclaimer: This board is not widely sold any longer. However, refer to F2A85 series status for newer models. ASUS F2A85 PRO should be work in progress (WIP). +Contents + + 1 Status + 1.1 Supported processing units + 1.1.1 CPUs + 1.1.2 APUs + 1.2 Notes + 1.3 TODOs + 2 UEFI builds that allow flash chip access + 3 Hardware info + 3.1 DDR voltage controller + 3.2 The ASUS digi VRM + 3.3 Memory + 4 See also + 4.1 F2A85 series status + 5 References + +Status +Device/functionality Status Comments +CPU +CPU works OK the board will start with an AMD A8-5500 +L1 cache enabled OK +L2 cache enabled OK +L3 cache enabled N/A +Multiple CPU support OK +Multi-core support OK +Hardware virtualization Untested +RAM +EDO N/A +SDRAM N/A +SO-DIMM N/A +DDR N/A +DDR2 N/A +DDR3 OK Please select right voltage in menuconfig! Default is 1.5V but some DIMMs need more or less! +Dual channel support OK +ECC support N/A +On-board Hardware +On-board IDE 3.5" N/A +On-board IDE 2.5" N/A +On-board SATA OK Tested all ports of sixpack. +On-board SCSI N/A +On-board USB OK Issues with XHCI exist with Asus' BIOS as well +On-board VGA OK Use dd to extract the legacy BIOS, HDMI untested +On-board Ethernet OK +On-board Audio OK tested with headphones in line-out (lime colored) +On-board Modem N/A +On-board FireWire N/A +On-board Smartcard reader N/A +On-board CompactFlash N/A +On-board PCMCIA N/A +On-board Wifi N/A +On-board Bluetooth N/A +On-board SD card reader N/A +Add-on slots/cards +ISA add-on cards N/A +Audio/Modem-Riser (AMR/CNR) cards N/A +PCI add-on cards OK +Mini-PCI add-on cards N/A +Mini-PCI-Express add-on cards Unknown +PCI-X add-on cards N/A +AGP graphics cards N/A +PCI Express x1 add-on cards OK +PCI Express x2 add-on cards N/A +PCI Express x4 add-on cards OK +PCI Express x8 add-on cards N/A +PCI Express x16 add-on cards OK +PCI Express x32 add-on cards N/A +HTX add-on cards N/A +Legacy / Super I/O +Floppy N/A +Serial port 1 (COM1) OK +Serial port 2 (COM2) N/A +Parallel port N/A +PS/2 keyboard OK +PS/2 mouse Untested +Game port N/A +Infrared ? +PC speaker OK +DiskOnChip N/A +Input +Trackpoint N/A +Touchpad N/A +Fn Hotkeys N/A +Fingerprint Reader N/A +Laptop +Docking VGA N/A +Docking LAN N/A +Docking USB N/A +Docking Audio N/A +Docking Displayport N/A +Thinklight N/A +Webcam N/A +Miscellaneous +Sensors / fan control Untested +Hardware watchdog Unknown +SMBus Unknown +CAN bus N/A +CPU frequency scaling OK +Other powersaving features ? +ACPI OK ACPI power button event works, suspend is WIP (work in progress). +Reboot OK warm reboot from Asus' BIOS to coreboot does not work, use reset button after the first time you flash coreboot +Poweroff OK +Suspend OK +Nonstandard LEDs OK +High precision event timers (HPET) OK +Random number generator (RNG) ? +Wake on modem ring Untested +Wake on LAN Untested +Wake on keyboard Untested +Wake on mouse Untested +TPM Unknown +Flashrom OK +Supported processing units + +ASUS F2A85-M CPU specification:[1] + + AMD Socket FM2 Athlon�/A- Series Processors + Supports CPU up to 4 cores + Supports AMD� Turbo Core 3.0 Technology + Addenum: AMD Sempron X2 250[2] + +Note: Only AMD Virgo: "Trinity" desktop processing units are supported (see list below) but with a hack also Richland desktop processing units might work (contact via mailing list for details). Wikipedia's list of Trinity processors might be more actively maintained. +CPUs + + AMD Athlon X2 340 + AMD Athlon X4 740 + AMD Athlon X4 750k + +APUs + +The CPU architecture in these APUs are Piledriver, and their GPU is TeraScale 3 (VLIW4-based). + + AMD A4-5300 + AMD A4-5300B + AMD A6-5400K + AMD A6-5400B + AMD A8-5500 + AMD A8-5500B + AMD A8-5600K + AMD A10-5700 + AMD A10-5800B + AMD A10-5800K + AMD FirePro A300 - Only sold by OEM + AMD FirePro A320 - Only sold by OEM + +Notes + + Retrieve the VGA optionrom from the vendor EFI binary by running: + +dd if=/dev/mem of=vgabios.bin bs=1k count=64 skip=768 + +(source) + +For internal VGA: Boot the legacy BIOS, and use VGA_support chapter + + Add the extracted VGA optionrom in menuconfig. The device ID for the APU graphics varies, run 'lspci -nn | grep VGA' to find the right ID. + If you use PS/2 de-select legacy free + De-select running option ROMs, Seabios will run the ROMs that coreboot loads into memory so you should get a text display from Seabios + It is required that seabios is the coreboot payload for the F2A85-M or the internal VGA will not be initialized. But read SeaBIOS for how to add payloads to SeaBIOS and set SeaBIOS' boot order to run your payload. + its internal VGA comes up just fine (using Change ID I9e0df1669d73863c95c36a3a7fee40d58f6f097e), with unpatched SeaBIOS and these settings: + CONFIG_VGA_ROM_RUN=y + CONFIG_PCI_ROM_RUN=y + CONFIG_ON_DEVICE_ROM_RUN=y + Hotswapping the PDIP BIOS chip has some issues (most likely USB3 XHCI, disable it in original bios before hot-flashing to coreboot). Drop a mail to mailing list if you have issues. + +TODOs + + test virtualization + test IOMMU + test HDMI: video over hdmi works with the extracted vga optionrom, audio is untested. + blink in suspend mode (GP43, program LDN7 F8=23 and blink with F9=2 for 1s blinks) + fix mptable + fix resume with USB3.0 used (perhaps there is a bug in resume.c) + fix immediate resume after suspend (perhaps PCIe STS needs to be cleared) + +UEFI builds that allow flash chip access + + v5016 is untested, but expected to work as well + v5018 + v5103 + v5104 + v5107 + v5202 + v6002 + v6004 + v6102 + v6402 + v6404 (requires downgrading to v6402 to flash coreboot) + v6501 (requires downgrading to v6402 to flash coreboot) + v6502 (requires downgrading to v6402 to flash coreboot) + +Build v6502, v6501 and v6404 do not allow access to the flash chip. + +Fortunately it is possible to downgrade build v6502, v6501 and v6404 to v6402, with EZFlash. + +Downgrading is done by downloading build v6402 from ASUS' F2A85-M download page and copying it to (the root directory of) a FAT32 formatted USB flash drive. + +Enter the EFI setup, switch to advanced mode if necessary, open the 'Tool' tab and select "ASUS EZ Flash 2 Utility". +Hardware info + +This board ships with a socketed Winbond 25Q64F, 64 Mbit (8 Mbyte) chip, in PDIP 300 mil package: +Winbond 25Q64F + +The chip manual is available here + +For out of band flashing, I use a + + 3M test clip model 923739-08-ND + +It has .300" spacing, 8 pin DIP clip, gold finish and 'headless heads'. I hook this up to a bus pirate. This works but reading and writing take forever: + +# time /usr/src/flashrom/flashrom -p buspirate_spi:dev=/dev/ttyUSB0 -w 20130826-coreboot.rom +flashrom v0.9.6.1-r1669 on Linux 3.8-2-amd64 (x86_64) +flashrom is free software, get the source code at http://www.flashrom.org + +Calibrating delay loop... OK. +Found Winbond flash chip "W25Q64" (8192 kB, SPI) on buspirate_spi. +Reading old flash chip contents... done. +Erasing and writing flash chip... Erase/write done. +Verifying flash... VERIFIED. + +real 35m35.409s +user 0m55.976s +sys 0m12.920s + +DDR voltage controller + +The DDR voltage controller is accessible through the AUX SMBUS device 0x15 and it is most likely driven by programmable current source NCT3933U (datasheet on nuvoton website). +The ASUS digi VRM + +The ASUS digi voltage controller is accessible through the SMBUS device 0x20 and it is most likely driven by CHL8318 or similar chip (re-branded) +Memory + +If you use single dimm plug it to DIMM_A2 or DIMM_B2. + +I use: + +2x 2GB DDR3 modules in blue slots: + +#modprobe i2c-piix4 +#modprobe eeprom +#decode-dimms + +---=== Memory Characteristics ===--- +Fine time base 2.500 ps +Medium time base 0.125 ns +Maximum module speed 1333MHz (PC3-10666) +Size 2048 MB +Banks x Rows x Columns x Bits 8 x 14 x 10 x 64 +Ranks 2 +SDRAM Device Width 8 bits +tCL-tRCD-tRP-tRAS 8-8-8-24 +Supported CAS Latencies (tCL) 9T, 8T, 7T, 6T + +See also +F2A85 series status + +Only boards with internal wiki page links are Supported Motherboards. + + ASUS F2A85-M + ASUS F2A85-M LE + ASUS F2A85-M PRO[3] - the most available model in the entire F2A85 series. Be sure to check its status to see what works and what doesn't. + ASUS F2A85-M2 - Confirmed working in the #coreboot IRC channel 2015-03-04. Unsure if WIP. + ASUS F2A85-M/CSM - Unsure if WIP. + +References + + Jump up ↑ https://www.asus.com/Motherboards/F2A85M/specifications/ + Jump up ↑ http://support.asus.com/Cpusupport/List.aspx?SLanguage=en&m=F2A85-M&... + Jump up ↑ http://www.asus.com/Motherboards/F2A85M_PRO/