diff options
| author | Nayna Jain <nayna@linux.ibm.com> | 2019-11-05 17:00:22 -0600 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2019-11-12 12:25:02 +1100 |
| commit | 1a8916ee3ac29054322cdac687d36e1b5894d272 (patch) | |
| tree | 64f2ce5cccea8774b8f5c97baf6ee7de4f5e8b24 /arch/powerpc/include/asm | |
| parent | da0c9ea146cbe92b832f1b0f694840ea8eb33cce (diff) | |
powerpc: Detect the secure boot mode of the system
This patch defines a function to detect the secure boot state of a
PowerNV system.
The PPC_SECURE_BOOT config represents the base enablement of secure
boot for powerpc.
Signed-off-by: Nayna Jain <nayna@linux.ibm.com>
Signed-off-by: Eric Richter <erichte@linux.ibm.com>
[mpe: Fold in change from Nayna to add "ibm,secureboot" to ids]
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/46b003b9-3225-6bf7-9101-ed6580bb748c@linux.ibm.com
Diffstat (limited to 'arch/powerpc/include/asm')
| -rw-r--r-- | arch/powerpc/include/asm/secure_boot.h | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/secure_boot.h b/arch/powerpc/include/asm/secure_boot.h new file mode 100644 index 000000000000..07d0fe0ca81f --- /dev/null +++ b/arch/powerpc/include/asm/secure_boot.h @@ -0,0 +1,23 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Secure boot definitions + * + * Copyright (C) 2019 IBM Corporation + * Author: Nayna Jain + */ +#ifndef _ASM_POWER_SECURE_BOOT_H +#define _ASM_POWER_SECURE_BOOT_H + +#ifdef CONFIG_PPC_SECURE_BOOT + +bool is_ppc_secureboot_enabled(void); + +#else + +static inline bool is_ppc_secureboot_enabled(void) +{ + return false; +} + +#endif +#endif |