Add these options to permit access to more disk types.
Add some documentation as well.
Signed-off-by: Simon Glass sjg@chromium.org ---
Changes in v3: - Update the documentation to use ich9-ahci - Mention that $DISK is a disk-image file
configs/coreboot64_defconfig | 1 + configs/coreboot_defconfig | 9 +++++++++ doc/board/coreboot/coreboot.rst | 20 ++++++++++++++++++++ 3 files changed, 30 insertions(+)
diff --git a/configs/coreboot64_defconfig b/configs/coreboot64_defconfig index 8aadaa68c279..ded0e6f2422d 100644 --- a/configs/coreboot64_defconfig +++ b/configs/coreboot64_defconfig @@ -26,6 +26,7 @@ CONFIG_SYS_PBSIZE=532 CONFIG_CMD_IDE=y CONFIG_CMD_MMC=y CONFIG_CMD_PART=y +CONFIG_CMD_SATA=y CONFIG_CMD_USB=y # CONFIG_CMD_SETEXPR is not set CONFIG_CMD_DHCP=y diff --git a/configs/coreboot_defconfig b/configs/coreboot_defconfig index 8e11de663819..56cc542df6c6 100644 --- a/configs/coreboot_defconfig +++ b/configs/coreboot_defconfig @@ -22,8 +22,10 @@ CONFIG_LOGF_FUNC=y CONFIG_DISPLAY_BOARDINFO_LATE=y CONFIG_LAST_STAGE_INIT=y CONFIG_PCI_INIT_R=y +CONFIG_CMD_IDE=y CONFIG_CMD_MMC=y CONFIG_CMD_PART=y +CONFIG_CMD_SATA=y CONFIG_CMD_USB=y # CONFIG_CMD_SETEXPR is not set CONFIG_CMD_DHCP=y @@ -48,6 +50,13 @@ CONFIG_USE_ROOTPATH=y CONFIG_REGMAP=y CONFIG_SYSCON=y # CONFIG_ACPIGEN is not set +CONFIG_SYS_IDE_MAXDEVICE=4 +CONFIG_SYS_ATA_DATA_OFFSET=0 +CONFIG_SYS_ATA_REG_OFFSET=0 +CONFIG_SYS_ATA_ALT_OFFSET=0 +CONFIG_ATAPI=y +CONFIG_LBA48=y +CONFIG_SYS_64BIT_LBA=y CONFIG_NVME_PCI=y # CONFIG_PCI_PNP is not set CONFIG_SOUND=y diff --git a/doc/board/coreboot/coreboot.rst b/doc/board/coreboot/coreboot.rst index 21801a8a4d90..b2c0a4c20c98 100644 --- a/doc/board/coreboot/coreboot.rst +++ b/doc/board/coreboot/coreboot.rst @@ -41,6 +41,26 @@ At present it seems that for Minnowboard Max, coreboot does not pass through the video information correctly (it always says the resolution is 0x0). This works correctly for link though.
+You can run via QEMU using:: + + qemu-system-x86_64 -bios build/coreboot.rom -serial mon:stdio + +The `-serial mon:stdio` part shows both output in the display and on the +console. It is optional. You can add `nographic` as well to *only* get console +output. + +To run with a disk-image file called `$DISK`:: + + qemu-system-x86_64 -bios build/coreboot.rom -serial mon:stdio \ + -drive id=disk,file=$DISK,if=none \ + -device ich9-ahci,id=ahci \ + -device ide-hd,drive=disk,bus=ahci.0 + +Then you can scan it with `scsi scan` and access it normally. + +To use 4GB of memory, typically necessary for booting Linux distros, add +`-m 4GB`. + 64-bit U-Boot -------------