diff options
Diffstat (limited to 'drivers/acpi')
| -rw-r--r-- | drivers/acpi/acpica/hwxfsleep.c | 71 |
1 files changed, 53 insertions, 18 deletions
diff --git a/drivers/acpi/acpica/hwxfsleep.c b/drivers/acpi/acpica/hwxfsleep.c index 82e310b..25cd978 100644 --- a/drivers/acpi/acpica/hwxfsleep.c +++ b/drivers/acpi/acpica/hwxfsleep.c @@ -72,6 +72,7 @@ static struct acpi_sleep_functions acpi_sleep_dispatch[] = { /* * These functions are removed for the ACPI_REDUCED_HARDWARE case: + * acpi_set_firmware_waking_vectors * acpi_set_firmware_waking_vector * acpi_set_firmware_waking_vector64 * acpi_enter_sleep_state_s4bios @@ -80,20 +81,24 @@ static struct acpi_sleep_functions acpi_sleep_dispatch[] = { #if (!ACPI_REDUCED_HARDWARE) /******************************************************************************* * - * FUNCTION: acpi_set_firmware_waking_vector + * FUNCTION: acpi_set_firmware_waking_vectors * * PARAMETERS: physical_address - 32-bit physical address of ACPI real mode * entry point. + * physical_address64 - 64-bit physical address of ACPI protected + * mode entry point. * * RETURN: Status * - * DESCRIPTION: Sets the 32-bit firmware_waking_vector field of the FACS + * DESCRIPTION: Sets the firmware_waking_vector fields of the FACS * ******************************************************************************/ -acpi_status acpi_set_firmware_waking_vector(u32 physical_address) +acpi_status +acpi_set_firmware_waking_vectors(acpi_physical_address physical_address, + acpi_physical_address physical_address64) { - ACPI_FUNCTION_TRACE(acpi_set_firmware_waking_vector); + ACPI_FUNCTION_TRACE(acpi_set_firmware_waking_vectors); /* @@ -106,17 +111,51 @@ acpi_status acpi_set_firmware_waking_vector(u32 physical_address) /* Set the 32-bit vector */ - acpi_gbl_FACS->firmware_waking_vector = physical_address; + acpi_gbl_FACS->firmware_waking_vector = (u32)physical_address; - /* Clear the 64-bit vector if it exists */ + if (acpi_gbl_FACS->length > 32) { + if (acpi_gbl_FACS->version >= 1) { - if ((acpi_gbl_FACS->length > 32) && (acpi_gbl_FACS->version >= 1)) { - acpi_gbl_FACS->xfirmware_waking_vector = 0; + /* Set the 64-bit vector */ + + acpi_gbl_FACS->xfirmware_waking_vector = + physical_address64; + } else { + /* Clear the 64-bit vector if it exists */ + + acpi_gbl_FACS->xfirmware_waking_vector = 0; + } } return_ACPI_STATUS(AE_OK); } +ACPI_EXPORT_SYMBOL(acpi_set_firmware_waking_vectors) + +/******************************************************************************* + * + * FUNCTION: acpi_set_firmware_waking_vector + * + * PARAMETERS: physical_address - 32-bit physical address of ACPI real mode + * entry point. + * + * RETURN: Status + * + * DESCRIPTION: Sets the 32-bit firmware_waking_vector field of the FACS + * + ******************************************************************************/ +acpi_status acpi_set_firmware_waking_vector(u32 physical_address) +{ + acpi_status status; + + ACPI_FUNCTION_TRACE(acpi_set_firmware_waking_vector); + + status = acpi_set_firmware_waking_vectors((acpi_physical_address) + physical_address, 0); + + return_ACPI_STATUS(status); +} + ACPI_EXPORT_SYMBOL(acpi_set_firmware_waking_vector) #if ACPI_MACHINE_WIDTH == 64 @@ -136,19 +175,15 @@ ACPI_EXPORT_SYMBOL(acpi_set_firmware_waking_vector) ******************************************************************************/ acpi_status acpi_set_firmware_waking_vector64(u64 physical_address) { - ACPI_FUNCTION_TRACE(acpi_set_firmware_waking_vector64); - - /* Determine if the 64-bit vector actually exists */ + acpi_status status; - if ((acpi_gbl_FACS->length <= 32) || (acpi_gbl_FACS->version < 1)) { - return_ACPI_STATUS(AE_NOT_EXIST); - } + ACPI_FUNCTION_TRACE(acpi_set_firmware_waking_vector64); - /* Clear 32-bit vector, set the 64-bit X_ vector */ + status = acpi_set_firmware_waking_vectors(0, + (acpi_physical_address) + physical_address); - acpi_gbl_FACS->firmware_waking_vector = 0; - acpi_gbl_FACS->xfirmware_waking_vector = physical_address; - return_ACPI_STATUS(AE_OK); + return_ACPI_STATUS(status); } ACPI_EXPORT_SYMBOL(acpi_set_firmware_waking_vector64) |
