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path: root/lib/acpi/acpi_writer.c
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2024-01-07acpi: Kconfig symbol CONFIG_QFW_ACPIHeinrich Schuchardt
We have two implementations of write_acpi_tables(). One for writing ACPI tables based on ACPI_WRITER() entries another based on copying tables from QEMU. Create a symbol CONFIG_QFW_ACPI that signifies copying ACPI tables from QEMU and use it consistently. Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com> Reviewed-by: Simon Glass <sjg@chromium.org>
2023-12-21lib: Remove <common.h> inclusion from these filesTom Rini
After some header file cleanups to add missing include files, remove common.h from all files in the lib directory. This primarily means just dropping the line but in a few cases we need to add in other header files now. Reviewed-by: Simon Glass <sjg@chromium.org> Signed-off-by: Tom Rini <trini@konsulko.com>
2022-01-25acpi: Collect tables in the acpi_item listSimon Glass
At present this list is used to collect items within the DSDT and SSDT tables. It is useful for it to collect the whole tables as well, so there is a list of what was created and which write created each one. Refactor the code accordingly. Signed-off-by: Simon Glass <sjg@chromium.org>
2022-01-25x86: Move acpi_get_rsdp_addr() ACPI tables to the writerSimon Glass
Move this over to use a writer file, moving the code from the x86 implementation. There is no need to store a separate variable since we can simply access the ACPI context. With this, the original monolithic x86 function for writing ACPI tables is gone. Note that QEMU has its own implementation. Signed-off-by: Simon Glass <sjg@chromium.org>
2022-01-25x86: Move device-specific ACPI tables to a writer functionSimon Glass
Move this over to use a writer function, moving the code from the x86 implementation. Signed-off-by: Simon Glass <sjg@chromium.org>
2022-01-25x86: Move base tables to a writer functionSimon Glass
Use the new ACPI writer to write the base tables at the start of the area, moving this code from the x86 implementation. Signed-off-by: Simon Glass <sjg@chromium.org>
2022-01-25x86: Use the ACPI table writerSimon Glass
Use the new ACPI writer to write the ACPI tables. At present this is all done in one monolithic function. Future work will split this out. Unfortunately the QFW write_acpi_tables() function conflicts with the 'writer' version, so disable that for sandbox. Signed-off-by: Simon Glass <sjg@chromium.org>
2022-01-25x86: acpi: Split out context creation from base tablesSimon Glass
At present acpi_setup_base_tables() both sets up the ACPI context and writes out the base tables. We want to use an ACPI writer to write the base tables, so split this function into two, with acpi_setup_ctx() doing the context set, and acpi_setup_base_tables() just doing the base tables. Disable the writer's write_acpi_tables() function for now, to avoid build errors. It is enabled in a following patch. Signed-off-by: Simon Glass <sjg@chromium.org>
2022-01-25acpi: Add a linker list for ACPI tablesSimon Glass
At present we call lots of functions to generate the required ACPI tables. It would be better to standardise these functions and allow them to be automatically collected and used when needed. Add a linker list to handle this. Signed-off-by: Simon Glass <sjg@chromium.org>