[PATCH] scripts: Makefile.lib: generate dsdt_generated.c instead of dsdt.c

Heinrich Schuchardt heinrich.schuchardt at canonical.com
Tue Feb 22 10:40:30 CET 2022


On 2/22/22 10:16, Philippe Reynes wrote:
> There is a conflict between the static file
> lib/acpi/dsdt.c and the file dsdt.c generated
> dynamicaly by scripts/Makefile.lib. When a
> mrproper is done, the static file dsdt.c is
> removed. If a build with acpi enabled is
> launched after, the following error is raised:
> 
>    CC      lib/acpi/acpi_table.o
> make[2]: *** No rule to make target 'lib/acpi/dsdt.asl', needed by 'lib/acpi/dsdt.c'.  Stop.
> scripts/Makefile.build:394: recipe for target 'lib/acpi' failed
> 
> To avoid such error, the generated file is named
> dsdt_generated.c instead of dstdt.c.
> 
> Signed-off-by: Philippe Reynes <philippe.reynes at softathome.com>

Marking the patch as v2 and adding a change history would have been 
preferable.

> ---
>   Makefile                                        | 3 ++-
>   board/advantech/som-db5800-som-6867/Makefile    | 2 +-
>   board/congatec/conga-qeval20-qa3-e3845/Makefile | 2 +-
>   board/dfi/dfi-bt700/Makefile                    | 2 +-
>   board/google/chromebook_coral/Makefile          | 2 +-
>   board/intel/bayleybay/Makefile                  | 2 +-
>   board/intel/edison/Makefile                     | 2 +-
>   board/intel/galileo/Makefile                    | 2 +-
>   board/intel/minnowmax/Makefile                  | 2 +-
>   scripts/Makefile.lib                            | 4 ++--
>   10 files changed, 12 insertions(+), 11 deletions(-)
> 
> diff --git a/Makefile b/Makefile
> index 4b152249ca..94bc48f00c 100644
> --- a/Makefile
> +++ b/Makefile
> @@ -2226,7 +2226,8 @@ clean: $(clean-dirs)
>   		-o -name '*.asn1.[ch]' \
>   		-o -name '*.symtypes' -o -name 'modules.order' \
>   		-o -name modules.builtin -o -name '.tmp_*.o.*' \
> -		-o -name 'dsdt.aml' -o -name 'dsdt.asl.tmp' -o -name 'dsdt.c' \
> +		-o -name 'dsdt_generated.aml' -o -name 'dsdt_generated.asl.tmp' \
> +		-o -name 'dsdt_generated.c' \
>   		-o -name '*.efi' -o -name '*.gcno' -o -name '*.so' \) \
>   		-type f -print | xargs rm -f
>   
> diff --git a/board/advantech/som-db5800-som-6867/Makefile b/board/advantech/som-db5800-som-6867/Makefile
> index 7975547f41..95af6c4df7 100644
> --- a/board/advantech/som-db5800-som-6867/Makefile
> +++ b/board/advantech/som-db5800-som-6867/Makefile
> @@ -3,4 +3,4 @@
>   # Copyright (C) 2015, Google, Inc
>   
>   obj-y	+= som-db5800-som-6867.o
> -obj-$(CONFIG_GENERATE_ACPI_TABLE) += dsdt.o
> +obj-$(CONFIG_GENERATE_ACPI_TABLE) += dsdt_generated.o
> diff --git a/board/congatec/conga-qeval20-qa3-e3845/Makefile b/board/congatec/conga-qeval20-qa3-e3845/Makefile
> index 451a4fcd6c..215f5680dc 100644
> --- a/board/congatec/conga-qeval20-qa3-e3845/Makefile
> +++ b/board/congatec/conga-qeval20-qa3-e3845/Makefile
> @@ -3,4 +3,4 @@
>   # Copyright (C) 2015, Google, Inc
>   
>   obj-y	+= conga-qeval20-qa3.o
> -obj-$(CONFIG_GENERATE_ACPI_TABLE) += dsdt.o
> +obj-$(CONFIG_GENERATE_ACPI_TABLE) += dsdt_generated.o
> diff --git a/board/dfi/dfi-bt700/Makefile b/board/dfi/dfi-bt700/Makefile
> index 50d88f2954..1c4329a058 100644
> --- a/board/dfi/dfi-bt700/Makefile
> +++ b/board/dfi/dfi-bt700/Makefile
> @@ -3,4 +3,4 @@
>   # Copyright (C) 2015, Google, Inc
>   
>   obj-y	+= dfi-bt700.o
> -obj-$(CONFIG_GENERATE_ACPI_TABLE) += dsdt.o
> +obj-$(CONFIG_GENERATE_ACPI_TABLE) += dsdt_generated.o
> diff --git a/board/google/chromebook_coral/Makefile b/board/google/chromebook_coral/Makefile
> index f7a0ca6cc0..846558d777 100644
> --- a/board/google/chromebook_coral/Makefile
> +++ b/board/google/chromebook_coral/Makefile
> @@ -3,4 +3,4 @@
>   # Copyright 2019 Google LLC
>   
>   obj-y	+= coral.o
> -obj-$(CONFIG_GENERATE_ACPI_TABLE) += dsdt.o
> +obj-$(CONFIG_GENERATE_ACPI_TABLE) += dsdt_generated.o
> diff --git a/board/intel/bayleybay/Makefile b/board/intel/bayleybay/Makefile
> index d19447184a..fa263b7bf5 100644
> --- a/board/intel/bayleybay/Makefile
> +++ b/board/intel/bayleybay/Makefile
> @@ -3,4 +3,4 @@
>   # Copyright (C) 2015, Bin Meng <bmeng.cn at gmail.com>
>   
>   obj-y	+= bayleybay.o
> -obj-$(CONFIG_GENERATE_ACPI_TABLE) += dsdt.o
> +obj-$(CONFIG_GENERATE_ACPI_TABLE) += dsdt_generated.o
> diff --git a/board/intel/edison/Makefile b/board/intel/edison/Makefile
> index 1eaf7ca7f8..f7f70dfaa7 100644
> --- a/board/intel/edison/Makefile
> +++ b/board/intel/edison/Makefile
> @@ -5,4 +5,4 @@
>   #
>   
>   obj-y	+= edison.o
> -obj-$(CONFIG_GENERATE_ACPI_TABLE) += dsdt.o
> +obj-$(CONFIG_GENERATE_ACPI_TABLE) += dsdt_generated.o
> diff --git a/board/intel/galileo/Makefile b/board/intel/galileo/Makefile
> index 4130bb0236..7d5f4df0f9 100644
> --- a/board/intel/galileo/Makefile
> +++ b/board/intel/galileo/Makefile
> @@ -3,4 +3,4 @@
>   # Copyright (C) 2015, Bin Meng <bmeng.cn at gmail.com>
>   
>   obj-y	+= galileo.o
> -obj-$(CONFIG_GENERATE_ACPI_TABLE) += dsdt.o
> +obj-$(CONFIG_GENERATE_ACPI_TABLE) += dsdt_generated.o
> diff --git a/board/intel/minnowmax/Makefile b/board/intel/minnowmax/Makefile
> index d339b5ad0a..a20322a1a1 100644
> --- a/board/intel/minnowmax/Makefile
> +++ b/board/intel/minnowmax/Makefile
> @@ -3,4 +3,4 @@
>   # Copyright (C) 2015, Google, Inc
>   
>   obj-y	+= minnowmax.o
> -obj-$(CONFIG_GENERATE_ACPI_TABLE) += dsdt.o
> +obj-$(CONFIG_GENERATE_ACPI_TABLE) += dsdt_generated.o
> diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib
> index 93cb09ac61..8a8aa46c18 100644
> --- a/scripts/Makefile.lib
> +++ b/scripts/Makefile.lib

The comments in lines 454-461 should be reworked too.

Best regards

Heinrich

> @@ -468,9 +468,9 @@ cmd_acpi_c_asl=         \
>   		$(if $(KBUILD_VERBOSE:1=), >/dev/null) && \
>   	mv $(patsubst %.c,%.hex,$@) $@
>   
> -$(obj)/dsdt.c:    $(src)/dsdt.asl
> +$(obj)/dsdt_generated.c:    $(src)/dsdt.asl
>   	$(call cmd,acpi_c_asl)
> -	$(Q)sed -i -e "s,dsdt_aml_code,AmlCode," $@
> +	$(Q)sed -i -e "s,dsdt_generated_aml_code,AmlCode," $@
>   
>   # Bzip2
>   # ---------------------------------------------------------------------------



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