arch/arm/include/asm/armv8/sec_firmware.h

   1 /*
   2  * Copyright 2016 NXP Semiconductor, Inc.
   3  *
   4  * SPDX-License-Identifier:     GPL-2.0+
   5  */
   6
   7 #ifndef __SEC_FIRMWARE_H_
   8 #define __SEC_FIRMWARE_H_
   9
  10 #define PSCI_INVALID_VER                0xffffffff
  11 #define SEC_JR3_OFFSET                  0x40000
  12
  13 int sec_firmware_init(const void *, u32 *, u32 *);
  14 int _sec_firmware_entry(const void *, u32 *, u32 *);
  15 bool sec_firmware_is_valid(const void *);
  16 bool sec_firmware_support_hwrng(void);
  17 int sec_firmware_get_random(uint8_t *rand, int bytes);
  18 int fdt_fixup_kaslr(void *fdt);
  19 #ifdef CONFIG_SEC_FIRMWARE_ARMV8_PSCI
  20 unsigned int sec_firmware_support_psci_version(void);
  21 unsigned int _sec_firmware_support_psci_version(void);
  22 #else
  23 static inline unsigned int sec_firmware_support_psci_version(void)
  24 {
  25         return PSCI_INVALID_VER;
  26 }
  27 #endif
  28
  29 static inline unsigned int sec_firmware_used_jobring_offset(void)
  30 {
  31         return SEC_JR3_OFFSET;
  32 }
  33
  34 #endif /* __SEC_FIRMWARE_H_ */