[PATCH v3 29/29] acpi: Add an acpi command

Andy Shevchenko
2020-04-03T13:39:39Z

On Mon, Mar 30, 2020 at 05:13:05PM -0600, Simon Glass wrote:
> It is useful to dump ACPI tables in U-Boot to see what has been generated.
> Add a command to handle this.
>
> To allow the command to find the tables, add a position into the global
> data.
>
> Support subcommands to list and dump the tables.

...

> +static void dump_hdr(struct acpi_table_header *hdr)
> +{

> + bool has_hdr = memcmp(hdr->signature, "FACS", ACPI_NAME_LEN);

I believe more than one table has the same header structure. Either this
function is incorrectly called (should be dump_facs_hdr() or alike), or
you need to make it better, i.e. generic.

> + printf("%.*s %08lx %06x", ACPI_NAME_LEN, hdr->signature,
> + (ulong)map_to_sysmem(hdr), hdr->length);
> + if (has_hdr) {
> + printf(" (v%02d %.6s %.8s %u %.4s %d)\n", hdr->revision,
> + hdr->oem_id, hdr->oem_table_id, hdr->oem_revision,
> + hdr->aslc_id, hdr->aslc_revision);
> + } else {
> + printf("\n");
> + }
> +}

--
With Best Regards,
Andy Shevchenko