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Re: [Qemu-devel] [PATCH v2 repost 3/9] acpi: add rules to compile ASL so
From: |
Laszlo Ersek |
Subject: |
Re: [Qemu-devel] [PATCH v2 repost 3/9] acpi: add rules to compile ASL source |
Date: |
Thu, 11 Jul 2013 18:55:37 +0200 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130621 Thunderbird/17.0.7 |
On 07/10/13 15:51, Michael S. Tsirkin wrote:
> Detect presence of IASL compiler and use it
> to process ASL source. If not there, use pre-compiled
> files in-tree. Add script to update the in-tree files.
>
> Signed-off-by: Michael S. Tsirkin <address@hidden>
> ---
> configure | 9 ++++++++-
> hw/i386/Makefile.objs | 22 ++++++++++++++++++++++
> scripts/update-acpi.sh | 4 ++++
> 3 files changed, 34 insertions(+), 1 deletion(-)
> create mode 100644 scripts/update-acpi.sh
>
> diff --git a/configure b/configure
> index 0e0adde..4fb54e2 100755
> --- a/configure
> +++ b/configure
> @@ -119,6 +119,7 @@ path_of() {
> # default parameters
> source_path=`dirname "$0"`
> cpu=""
> +iasl="iasl"
> interp_prefix="/usr/gnemul/qemu-%M"
> static="no"
> cross_prefix=""
> @@ -251,6 +252,8 @@ for opt do
> ;;
> --cc=*) CC="$optarg"
> ;;
> + --iasl=*) iasl="$optarg"
> + ;;
> --source-path=*) source_path="$optarg"
> ;;
> --cpu=*) cpu="$optarg"
> @@ -1020,6 +1023,7 @@ echo "Advanced options (experts only):"
> echo " --source-path=PATH path of source code [$source_path]"
> echo " --cross-prefix=PREFIX use PREFIX for compile tools
> [$cross_prefix]"
> echo " --cc=CC use C compiler CC [$cc]"
> +echo " --iasl=IASL use ACPI compiler IASL [$iasl]"
> echo " --host-cc=CC use C compiler CC [$host_cc] for code run
> at"
> echo " build time"
> echo " --objcc=OBJCC use Objective-C compiler OBJCC [$objcc]"
> @@ -4037,6 +4041,9 @@ else
> fi
> echo "PYTHON=$python" >> $config_host_mak
> echo "CC=$cc" >> $config_host_mak
> +if $iasl -h > /dev/null 2>&1; then
> + echo "IASL=$iasl" >> $config_host_mak
> +fi
> echo "CC_I386=$cc_i386" >> $config_host_mak
> echo "HOST_CC=$host_cc" >> $config_host_mak
> echo "OBJCC=$objcc" >> $config_host_mak
> @@ -4509,7 +4516,7 @@ for rom in seabios vgabios ; do
> echo "BCC=bcc" >> $config_mak
> echo "CPP=$cpp" >> $config_mak
> echo "OBJCOPY=objcopy" >> $config_mak
> - echo "IASL=iasl" >> $config_mak
> + echo "IASL=$iasl" >> $config_mak
> echo "LD=$ld" >> $config_mak
> done
>
> diff --git a/hw/i386/Makefile.objs b/hw/i386/Makefile.objs
> index 205d22e..013d250 100644
> --- a/hw/i386/Makefile.objs
> +++ b/hw/i386/Makefile.objs
> @@ -4,3 +4,25 @@ obj-y += pc.o pc_piix.o pc_q35.o
> obj-$(CONFIG_XEN) += xen_domainbuild.o xen_machine_pv.o
>
> obj-y += kvmvapic.o
> +
> +iasl-option=$(shell if test -z "`$(1) $(2) 2>&1 > /dev/null`" \
> + ; then echo "$(2)"; else echo "$(3)"; fi ;)
> +
> +ifdef IASL
> +#IASL Present. Generate hex files from .dsl
> +hw/i386/%.hex: $(SRC_PATH)/hw/i386/%.dsl
> $(SRC_PATH)/scripts/acpi_extract_preprocess.py
> $(SRC_PATH)/scripts/acpi_extract.py
> + $(call quiet-command, cpp -P $< -o $*.dsl.i.orig, " CPP
> $(TARGET_DIR)$*.dsl.i.orig")
> + $(call quiet-command, $(PYTHON)
> $(SRC_PATH)/scripts/acpi_extract_preprocess.py $*.dsl.i.orig > $*.dsl.i, "
> ACPI_PREPROCESS $(TARGET_DIR)$*.dsl.i")
> + $(call quiet-command, $(IASL) $(call iasl-option,$(IASL),-Pn,) -vs -l
> -tc -p $* $*.dsl.i $(if $(V), , > /dev/null) 2>&1 ," IASL
> $(TARGET_DIR)$*.dsl.i")
> + $(call quiet-command, $(SRC_PATH)/scripts/acpi_extract.py $*.lst >
> $*.off, " ACPI_EXTRACT $(TARGET_DIR)$*.off")
> + $(call quiet-command, cat $*.off > $@, " CAT $(TARGET_DIR)$@")
> +else
> +#IASL Not present. Restore pre-generated hex files.
> +hw/i386/%.hex: $(SRC_PATH)/hw/i386/%.hex.generated
> + $(call quiet-command, cp -f $< $@, " CP $(TARGET_DIR)$@")
> +endif
> +
> +.PHONY: cleanhex
> +cleanhex:
> + rm -f hw/i386/*hex
> +clean: cleanhex
> diff --git a/scripts/update-acpi.sh b/scripts/update-acpi.sh
> new file mode 100644
> index 0000000..b5f05ff
> --- /dev/null
> +++ b/scripts/update-acpi.sh
> @@ -0,0 +1,4 @@
> +cd x86_64-softmmu
> +for file in hw/i386/*.hex; do
> + cp -f $file ../$file.generated
> +done
>
I think:
- this patch (3/9) should be swapped with the next one (4/9), so that
the pre-generated files are available earlier than the build code
potentially relying on them,
- the "iasl-option" trick should be moved to ./configure perhaps.
Patches 1 & 2 look OK to me.
Laszlo
[Qemu-devel] [PATCH v2 repost 2/9] i386: add ACPI table files from seabios, Michael S. Tsirkin, 2013/07/10