From 970f8de3e4645b47cbd6dcfe51e75c670cf666cd Mon Sep 17 00:00:00 2001 From: Paul Durrant Date: Thu, 23 Mar 2017 17:03:09 +0000 Subject: [PATCH] tools/firmware: use a canned config for seabios The use of seabios defconfig kills boot performance of Windows guests because the default is for the int13 handler to use PIO when accessing the emulated IDE device. By instead using a canned configuration with the ATA settings overridden to enable DMA access (and also wider PIO) boot performance is markedly improved without the need to use a different (and possibly not supported) device model. This patch adds the canned configuration into tools/firmware and modifies the Makefile rule to copy it into place. Signed-off-by: Paul Durrant Acked-by: Wei Liu --- tools/firmware/Makefile | 2 +- tools/firmware/seabios-config | 108 ++++++++++++++++++++++++++++++++++ 2 files changed, 109 insertions(+), 1 deletion(-) create mode 100644 tools/firmware/seabios-config diff --git a/tools/firmware/Makefile b/tools/firmware/Makefile index b840c6ab87..2ec20f81e6 100644 --- a/tools/firmware/Makefile +++ b/tools/firmware/Makefile @@ -21,7 +21,7 @@ ovmf-dir: seabios-dir: GIT=$(GIT) $(XEN_ROOT)/scripts/git-checkout.sh $(SEABIOS_UPSTREAM_URL) $(SEABIOS_UPSTREAM_REVISION) seabios-dir - $(MAKE) -C seabios-dir defconfig + cp seabios-config seabios-dir/.config; .PHONY: all all: $(SUBDIRS-y) diff --git a/tools/firmware/seabios-config b/tools/firmware/seabios-config new file mode 100644 index 0000000000..4652f9b3b2 --- /dev/null +++ b/tools/firmware/seabios-config @@ -0,0 +1,108 @@ +# +# SeaBIOS Configuration +# + +# +# General Features +# +# CONFIG_COREBOOT is not set +CONFIG_QEMU=y +# CONFIG_CSM is not set +CONFIG_QEMU_HARDWARE=y +CONFIG_XEN=y +CONFIG_THREADS=y +CONFIG_RELOCATE_INIT=y +CONFIG_BOOTMENU=y +CONFIG_BOOTSPLASH=y +CONFIG_BOOTORDER=y +CONFIG_ENTRY_EXTRASTACK=y +CONFIG_MALLOC_UPPERMEMORY=y +CONFIG_ROM_SIZE=0 + +# +# Hardware support +# +CONFIG_ATA=y +CONFIG_ATA_DMA=y +CONFIG_ATA_PIO32=y +CONFIG_AHCI=y +CONFIG_SDCARD=y +CONFIG_VIRTIO_BLK=y +CONFIG_VIRTIO_SCSI=y +CONFIG_PVSCSI=y +CONFIG_ESP_SCSI=y +CONFIG_LSI_SCSI=y +CONFIG_MEGASAS=y +CONFIG_MPT_SCSI=y +CONFIG_FLOPPY=y +CONFIG_FLASH_FLOPPY=y +CONFIG_PS2PORT=y +CONFIG_USB=y +CONFIG_USB_UHCI=y +CONFIG_USB_OHCI=y +CONFIG_USB_EHCI=y +CONFIG_USB_XHCI=y +CONFIG_USB_MSC=y +CONFIG_USB_UAS=y +CONFIG_USB_HUB=y +CONFIG_USB_KEYBOARD=y +CONFIG_USB_MOUSE=y +CONFIG_SERIAL=y +CONFIG_LPT=y +CONFIG_RTC_TIMER=y +CONFIG_HARDWARE_IRQ=y +CONFIG_USE_SMM=y +CONFIG_CALL32_SMM=y +CONFIG_MTRR_INIT=y +CONFIG_PMTIMER=y +CONFIG_TSC_TIMER=y + +# +# BIOS interfaces +# +CONFIG_DRIVES=y +CONFIG_CDROM_BOOT=y +CONFIG_CDROM_EMU=y +CONFIG_PCIBIOS=y +CONFIG_APMBIOS=y +CONFIG_PNPBIOS=y +CONFIG_OPTIONROMS=y +CONFIG_PMM=y +CONFIG_BOOT=y +CONFIG_KEYBOARD=y +CONFIG_KBD_CALL_INT15_4F=y +CONFIG_MOUSE=y +CONFIG_S3_RESUME=y +CONFIG_VGAHOOKS=y +# CONFIG_DISABLE_A20 is not set +# CONFIG_WRITABLE_UPPERMEMORY is not set +CONFIG_TCGBIOS=y + +# +# BIOS Tables +# +CONFIG_PIRTABLE=y +CONFIG_MPTABLE=y +CONFIG_SMBIOS=y +CONFIG_ACPI=y +CONFIG_ACPI_DSDT=y +CONFIG_FW_ROMFILE_LOAD=y + +# +# VGA ROM +# +CONFIG_NO_VGABIOS=y +# CONFIG_VGA_STANDARD_VGA is not set +# CONFIG_VGA_CIRRUS is not set +# CONFIG_VGA_BOCHS is not set +# CONFIG_VGA_GEODEGX2 is not set +# CONFIG_VGA_GEODELX is not set +# CONFIG_BUILD_VGABIOS is not set +CONFIG_VGA_EXTRA_STACK_SIZE=512 + +# +# Debugging +# +CONFIG_DEBUG_LEVEL=1 +# CONFIG_DEBUG_SERIAL is not set +CONFIG_DEBUG_IO=y -- 2.39.5