[1/3] acpi: method: add _RDI test

Signed-off-by: Alex Hung <alex.hung@canonical.com>
---
 src/acpi/method/method.c | 68 +++++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 67 insertions(+), 1 deletion(-)

On 15/01/16 13:08, Alex Hung wrote:
> Signed-off-by: Alex Hung <alex.hung@canonical.com>
> ---
>  src/acpi/method/method.c | 68 +++++++++++++++++++++++++++++++++++++++++++++++-
>  1 file changed, 67 insertions(+), 1 deletion(-)
> 
> diff --git a/src/acpi/method/method.c b/src/acpi/method/method.c
> index 1fb0728..37c0103 100644
> --- a/src/acpi/method/method.c
> +++ b/src/acpi/method/method.c
> @@ -183,7 +183,7 @@
>   * _PUR  8.5.11		Y
>   * _PXM  6.2.13 	Y
>   * _Qxx  5.6.4.1	n/a
> - * _RDI  8.5		N
> + * _RDI  8.5		Y
>   * _REG  6.5.4		n/a
>   * _REV  5.7.4		n/a
>   * _RMV  6.3.6		Y
> @@ -4120,6 +4120,69 @@ static int method_test_TSS(fwts_framework *fw)
>  }
>  
>  /*
> + * Section 8.4.4 Lower Power Idle States
> +*/
> +
> +static void method_test_RDI_return(
> +	fwts_framework *fw,
> +	char *name,
> +	ACPI_BUFFER *buf,
> +	ACPI_OBJECT *obj,
> +	void *private)
> +{
> +	uint32_t i, j;
> +	bool failed = false;
> +
> +	FWTS_UNUSED(private);
> +
> +	if (method_check_type(fw, name, buf, ACPI_TYPE_PACKAGE) != FWTS_OK)
> +		return;
> +
> +	/* First element is Revision */
> +	if (obj->Package.Elements[0].Integer.Value != 0) {
> +		fwts_failed(fw, LOG_LEVEL_HIGH,
> +			"Method_RDIBadID",
> +			"%s: Expected Revision to be 0, "
> +			"got 0x%8.8" PRIx64 ".", name,

Minor quibble, the revision is a WORD (2 bytes), so perhaps 0x%4.4
should be used

> +			(uint64_t)obj->Package.Elements[0].Integer.Value);
> +		failed = true;
> +	}
> +
> +	/* The rest of elements are packages with references */
> +	for (i = 1; i < obj->Package.Count; i++) {
> +		ACPI_OBJECT *pkg;
> +		pkg = &obj->Package.Elements[i];
> +
> +		if (pkg->Type != ACPI_TYPE_PACKAGE) {
> +				fwts_failed(fw, LOG_LEVEL_HIGH,
> +				"Method_RDIBadElementType",
> +				"%s element %" PRIu32 " is not a package.", name, i);
> +			failed = true;
> +			continue;
> +		}
> +
> +		for (j = 0; j < pkg->Package.Count; j++) {
> +			if (pkg->Package.Elements[j].Type != ACPI_TYPE_LOCAL_REFERENCE) {
> +				fwts_failed(fw, LOG_LEVEL_HIGH,
> +					"Method_RDIBadESublementType",
> +					"%s sub-package %" PRIu32 " element %" PRIu32 " is not "
> +					"a Reference.", name, i, j);
> +				failed = true;
> +			}
> +		}
> +	}
> +
> +	if (!failed)
> +		method_passed_sane(fw, name, "package");
> +}
> +
> +static int method_test_RDI(fwts_framework *fw)
> +{
> +	return method_evaluate_method(fw, METHOD_OPTIONAL,
> +		"_RDI", NULL, 0, method_test_RDI_return, NULL);
> +}
> +
> +/*
>   * Section 8.5 Processor Aggregator Device
>   */
>  
> @@ -6834,6 +6897,9 @@ static fwts_framework_minor_test method_tests[] = {
>  	{ method_test_TSD, "Test _TSD (Throttling State Dependencies)." },
>  	{ method_test_TSS, "Test _TSS (Throttling Supported States)." },
>  
> +	/* Section 8.4.4 Lower Power Idle States */
> +	{ method_test_RDI, "Test _RDI (Resource Dependencies for Idle)." },
> +
>  	/* Section 8.5 Processor Aggregator Device */
>  	{ method_test_PUR, "Test _PUR (Processor Utilization Request)." },
>  
>