[PATCH 04/21] FADT: add in code to log basic info about the various FADT flag fields

Al Stone al.stone at linaro.org
Tue Feb 9 23:20:46 UTC 2016


On 02/09/2016 04:51 AM, Colin Ian King wrote:
> On 09/02/16 01:32, Al Stone wrote:
>> Add in some log messages that report on the state of all of the flag
>> fields in the FADT: flags, itself, plus the IA-PC boot architecture
>> flags and the ARM boot architecture flags.  Having this info in the
>> log should make it more straightforward to understand test results later
>> on in the FADT tests.
>>
>> Signed-off-by: Al Stone <al.stone at linaro.org>
>> ---
>>  src/acpi/fadt/fadt.c        | 81 +++++++++++++++++++++++++++++++++++++++++++++
>>  src/lib/include/fwts_acpi.h | 30 +++++++++++++++++
>>  2 files changed, 111 insertions(+)
>>
>> diff --git a/src/acpi/fadt/fadt.c b/src/acpi/fadt/fadt.c
>> index cbe8f05..c4d3915 100644
>> --- a/src/acpi/fadt/fadt.c
>> +++ b/src/acpi/fadt/fadt.c
>> @@ -72,6 +72,86 @@ static int fadt_init(fwts_framework *fw)
>>  	return FWTS_OK;
>>  }
>>  
>> +static void flag_info(fwts_framework *fw, const char *name, int state)
>> +{
>> +	const char *enabled = "set";
>> +	const char *disabled = "not set";
>> +	const char *ptr;
>> +
>> +	ptr = (state) ? enabled : disabled;
>> +	fwts_log_info(fw, "     %s is %s", name, ptr);
>> +}
>> +
>> +static int fadt_info(fwts_framework *fw)
>> +{
>> +	fwts_log_info(fw, "FADT: flag states");
>> +	flag_info(fw, "WBINVD",
>> +		  fadt->flags & FWTS_FACP_FLAG_WBINVD);
>> +	flag_info(fw, "WBINVD_FLUSH",
>> +		  fadt->flags & FWTS_FACP_FLAG_WBINVD_FLUSH);
>> +	flag_info(fw, "PROC_C1",
>> +		  fadt->flags & FWTS_FACP_FLAG_PROC_C1);
>> +	flag_info(fw, "P_LVL2_UP",
>> +		  fadt->flags & FWTS_FACP_FLAG_P_LVL2_UP);
>> +	flag_info(fw, "PWR_BUTTON",
>> +		  fadt->flags & FWTS_FACP_FLAG_PWR_BUTTON);
>> +	flag_info(fw, "SLP_BUTTON",
>> +		  fadt->flags & FWTS_FACP_FLAG_SLP_BUTTON);
>> +	flag_info(fw, "FIX_RTC",
>> +		  fadt->flags & FWTS_FACP_FLAG_FIX_RTC);
>> +	flag_info(fw, "RTC_S4",
>> +		  fadt->flags & FWTS_FACP_FLAG_RTC_S4);
>> +	flag_info(fw, "TMR_VAL_EXT",
>> +		  fadt->flags & FWTS_FACP_FLAG_TMR_VAL_EXT);
>> +	flag_info(fw, "DCK_CAP",
>> +		  fadt->flags & FWTS_FACP_FLAG_DCK_CAP);
>> +	flag_info(fw, "RESET_REG_SUP",
>> +		  fadt->flags & FWTS_FACP_FLAG_RESET_REG_SUP);
> 
> I think bit 11, SEALED_CASE is missing here.

Nice catch.  Yup, should be these lines added:

	flag_info(fw, "SEALED_CASE",
		  fadt->flags & FWTS_FACP_FLAG_SEALED_CASE);

Shall I redo the patch or can you just add that in?  Either way
works for me.

>> +	flag_info(fw, "HEADLESS",
>> +		  fadt->flags & FWTS_FACP_FLAG_HEADLESS);
>> +	flag_info(fw, "CPU_SW_SLP",
>> +		  fadt->flags & FWTS_FACP_FLAG_CPU_SW_SLP);
>> +	flag_info(fw, "PCI_EXP_WAK",
>> +		  fadt->flags & FWTS_FACP_FLAG_PCI_EXP_WAK);
>> +	flag_info(fw, "USE_PLATFORM_CLOCK",
>> +		  fadt->flags & FWTS_FACP_FLAG_USE_PLATFORM_CLOCK);
>> +	flag_info(fw, "S4_RTC_STS_VALID",
>> +		  fadt->flags & FWTS_FACP_FLAG_S4_RTC_STS_VALID);
>> +	flag_info(fw, "REMOTE_POWER_ON_CAPABLE",
>> +		  fadt->flags & FWTS_FACP_FLAG_REMOTE_POWER_ON_CAPABLE);
>> +	flag_info(fw, "FORCE_APIC_CLUSTER_MODEL",
>> +		  fadt->flags & FWTS_FACP_FLAG_FORCE_APIC_CLUSTER_MODEL);
>> +	flag_info(fw, "FORCE_APIC_PHYSICAL_DESTINATION_MODE",
>> +		  fadt->flags & FWTS_FACP_FLAG_FORCE_APIC_PHYSICAL_DESTINATION_MODE);
>> +	flag_info(fw, "HW_REDUCED_ACPI",
>> +		  fadt->flags & FWTS_FACP_FLAG_HW_REDUCED_ACPI);
>> +	flag_info(fw, "LOW_POWER_S0_IDLE_CAPABLE",
>> +		  fadt->flags & FWTS_FACP_FLAG_LOW_POWER_S0_IDLE_CAPABLE);
>> +
>> +	fwts_log_info(fw, "FADT: IA-PC Boot Architecture flag states");
>> +	flag_info(fw, "LEGACY_DEVICES", fadt->iapc_boot_arch &
>> +		  FWTS_FACP_IAPC_BOOT_ARCH_LEGACY_DEVICES);
>> +	flag_info(fw, "8042", fadt->iapc_boot_arch &
>> +		  FWTS_FACP_IAPC_BOOT_ARCH_8042);
>> +	flag_info(fw, "VGA_NOT_PRESENT", fadt->iapc_boot_arch &
>> +		  FWTS_FACP_IAPC_BOOT_ARCH_VGA_NOT_PRESENT);
>> +	flag_info(fw, "MSI_NOT_SUPPORTED", fadt->iapc_boot_arch &
>> +		  FWTS_FACP_IAPC_BOOT_ARCH_MSI_NOT_SUPPORTED);
>> +	flag_info(fw, "PCIE_ASPM_CONTROLS", fadt->iapc_boot_arch &
>> +		  FWTS_FACP_IAPC_BOOT_ARCH_PCIE_ASPM_CONTROLS);
>> +	flag_info(fw, "CMOS_RTC_NOT_PRESENT", fadt->iapc_boot_arch &
>> +		  FWTS_FACP_IAPC_BOOT_ARCH_CMOS_RTC_NOT_PRESENT);
>> +
>> +	fwts_log_info(fw, "FADT: ARM Boot Architecture flag states");
>> +	flag_info(fw, "PSCI_COMPLIANT", fadt->arm_boot_flags &
>> +		  FWTS_FACP_ARM_BOOT_ARCH_PSCI_COMPLIANT);
>> +	flag_info(fw, "PSCI_USE_HVC", fadt->arm_boot_flags &
>> +		  FWTS_FACP_ARM_BOOT_ARCH_PSCI_USE_HVC);
>> +
>> +	fwts_infoonly(fw);
>> +	return FWTS_OK;
>> +}
>> +
>>  static void acpi_table_check_fadt_firmware_control(
>>  	fwts_framework *fw,
>>  	const fwts_acpi_table_fadt *fadt,
>> @@ -559,6 +639,7 @@ static int fadt_test3(fwts_framework *fw)
>>  }
>>  
>>  static fwts_framework_minor_test fadt_tests[] = {
>> +	{ fadt_info, "FADT ACPI Description Table flag info." },
>>  	{ fadt_test1, "Test FADT ACPI Description Table tests." },
>>  	{ fadt_test2, "Test FADT SCI_EN bit is enabled." },
>>  	{ fadt_test3, "Test FADT reset register." },
>> diff --git a/src/lib/include/fwts_acpi.h b/src/lib/include/fwts_acpi.h
>> index a8a8276..8f80286 100644
>> --- a/src/lib/include/fwts_acpi.h
>> +++ b/src/lib/include/fwts_acpi.h
>> @@ -32,11 +32,41 @@
>>  #define FWTS_FACP_PERFORMANCE_SERVER		(0x07)
>>  #define FWTS_FACP_TABLET			(0x08)
>>  
>> +#define FWTS_FACP_FLAG_WBINVD					(0x00000001)
>> +#define FWTS_FACP_FLAG_WBINVD_FLUSH				(0x00000002)
>> +#define FWTS_FACP_FLAG_PROC_C1					(0x00000004)
>> +#define FWTS_FACP_FLAG_P_LVL2_UP				(0x00000008)
>> +#define FWTS_FACP_FLAG_PWR_BUTTON				(0x00000010)
>> +#define FWTS_FACP_FLAG_SLP_BUTTON				(0x00000020)
>> +#define FWTS_FACP_FLAG_FIX_RTC					(0x00000040)
>> +#define FWTS_FACP_FLAG_RTC_S4					(0x00000080)
>> +#define FWTS_FACP_FLAG_TMR_VAL_EXT				(0x00000100)
>> +#define FWTS_FACP_FLAG_DCK_CAP					(0x00000200)
>> +#define FWTS_FACP_FLAG_RESET_REG_SUP				(0x00000400)
>> +#define FWTS_FACP_FLAG_SEALED_CASE				(0x00000800)
>> +#define FWTS_FACP_FLAG_HEADLESS					(0x00001000)
>> +#define FWTS_FACP_FLAG_CPU_SW_SLP				(0x00002000)
>> +#define FWTS_FACP_FLAG_PCI_EXP_WAK				(0x00004000)
>> +#define FWTS_FACP_FLAG_USE_PLATFORM_CLOCK			(0x00008000)
>> +#define FWTS_FACP_FLAG_S4_RTC_STS_VALID				(0x00010000)
>> +#define FWTS_FACP_FLAG_REMOTE_POWER_ON_CAPABLE			(0x00020000)
>> +#define FWTS_FACP_FLAG_FORCE_APIC_CLUSTER_MODEL			(0x00040000)
>> +#define FWTS_FACP_FLAG_FORCE_APIC_PHYSICAL_DESTINATION_MODE	(0x00080000)
>> +#define FWTS_FACP_FLAG_HW_REDUCED_ACPI				(0x00100000)
>> +#define FWTS_FACP_FLAG_LOW_POWER_S0_IDLE_CAPABLE		(0x00200000)
>> +#define FWTS_FACP_FLAG_RESERVED_MASK				(0xffc00000)
>> +
>>  #define FWTS_FACP_IAPC_BOOT_ARCH_LEGACY_DEVICES		(0x0001)
>>  #define FWTS_FACP_IAPC_BOOT_ARCH_8042			(0x0002)
>>  #define FWTS_FACP_IAPC_BOOT_ARCH_VGA_NOT_PRESENT	(0x0004)
>>  #define FWTS_FACP_IAPC_BOOT_ARCH_MSI_NOT_SUPPORTED	(0x0008)
>>  #define FWTS_FACP_IAPC_BOOT_ARCH_PCIE_ASPM_CONTROLS	(0x0010)
>> +#define FWTS_FACP_IAPC_BOOT_ARCH_CMOS_RTC_NOT_PRESENT	(0x0020)
>> +#define FWTS_FACP_IAPC_BOOT_ARCH_RESERVED_MASK		(0xffc0)
>> +
>> +#define FWTS_FACP_ARM_BOOT_ARCH_PSCI_COMPLIANT		(0x0001)
>> +#define FWTS_FACP_ARM_BOOT_ARCH_PSCI_USE_HVC		(0x0002)
>> +#define FWTS_FACP_ARM_BOOT_ARCH_RESERVED_MASK		(0xfffc)
>>  
>>  #define FWTS_GAS_ADDR_SPACE_ID_SYSTEM_MEMORY	(0x00)
>>  #define FWTS_GAS_ADDR_SPACE_ID_SYSTEM_IO	(0x01)
>>
> 


-- 
ciao,
al
-----------------------------------
Al Stone
Software Engineer
Linaro Enterprise Group
al.stone at linaro.org
-----------------------------------



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