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efi_loader: unimplemented runtime services

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Unimplemented runtime services should always return EFI_UNSUPPORTED as
described in the UEFI 2.8 spec.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
This commit is contained in:
Heinrich Schuchardt
2019-06-20 15:40:49 +02:00
parent 29018abb09
commit b94461c224
1 changed files with 2 additions and 32 deletions
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34
lib/efi_loader/efi_runtime.c
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@@ -26,8 +26,6 @@ struct efi_runtime_mmio_list {
LIST_HEAD(efi_runtime_mmio); LIST_HEAD(efi_runtime_mmio);
static efi_status_t __efi_runtime EFIAPI efi_unimplemented(void); static efi_status_t __efi_runtime EFIAPI efi_unimplemented(void);
static efi_status_t __efi_runtime EFIAPI efi_device_error(void);
static efi_status_t __efi_runtime EFIAPI efi_invalid_parameter(void);
/* /*
* TODO(sjg@chromium.org): These defines and structures should come from the ELF * TODO(sjg@chromium.org): These defines and structures should come from the ELF
@@ -717,34 +715,6 @@ static efi_status_t __efi_runtime EFIAPI efi_unimplemented(void)
return EFI_UNSUPPORTED; return EFI_UNSUPPORTED;
} }
/**
* efi_device_error() - replacement function, returns EFI_DEVICE_ERROR
*
* This function is used after SetVirtualAddressMap() is called as replacement
* for services that are not available anymore due to constraints of the U-Boot
* implementation.
*
* Return: EFI_DEVICE_ERROR
*/
static efi_status_t __efi_runtime EFIAPI efi_device_error(void)
{
return EFI_DEVICE_ERROR;
}
/**
* efi_invalid_parameter() - replacement function, returns EFI_INVALID_PARAMETER
*
* This function is used after SetVirtualAddressMap() is called as replacement
* for services that are not available anymore due to constraints of the U-Boot
* implementation.
*
* Return: EFI_INVALID_PARAMETER
*/
static efi_status_t __efi_runtime EFIAPI efi_invalid_parameter(void)
{
return EFI_INVALID_PARAMETER;
}
/** /**
* efi_update_capsule() - process information from operating system * efi_update_capsule() - process information from operating system
* *
@@ -800,11 +770,11 @@ struct efi_runtime_services __efi_runtime_data efi_runtime_services = {
.get_wakeup_time = (void *)&efi_unimplemented, .get_wakeup_time = (void *)&efi_unimplemented,
.set_wakeup_time = (void *)&efi_unimplemented, .set_wakeup_time = (void *)&efi_unimplemented,
.set_virtual_address_map = &efi_set_virtual_address_map, .set_virtual_address_map = &efi_set_virtual_address_map,
.convert_pointer = (void *)&efi_invalid_parameter, .convert_pointer = (void *)&efi_unimplemented,
.get_variable = efi_get_variable, .get_variable = efi_get_variable,
.get_next_variable_name = efi_get_next_variable_name, .get_next_variable_name = efi_get_next_variable_name,
.set_variable = efi_set_variable, .set_variable = efi_set_variable,
.get_next_high_mono_count = (void *)&efi_device_error, .get_next_high_mono_count = (void *)&efi_unimplemented,
.reset_system = &efi_reset_system_boottime, .reset_system = &efi_reset_system_boottime,
.update_capsule = efi_update_capsule, .update_capsule = efi_update_capsule,
.query_capsule_caps = efi_query_capsule_caps, .query_capsule_caps = efi_query_capsule_caps,