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 #define WORD_MASK                       0xffffffff
  13 #define WORD_SHIFT                      32
  14
  15 int sec_firmware_init(const void *, u32 *, u32 *, u32 *, u32 *);
  16 int _sec_firmware_entry(const void *, u32 *, u32 *);
  17 bool sec_firmware_is_valid(const void *);
  18 bool sec_firmware_support_hwrng(void);
  19 int sec_firmware_get_random(uint8_t *rand, int bytes);
  20 int fdt_fixup_kaslr(void *fdt);
  21 #ifdef CONFIG_SEC_FIRMWARE_ARMV8_PSCI
  22 unsigned int sec_firmware_support_psci_version(void);
  23 unsigned int _sec_firmware_support_psci_version(void);
  24 #else
  25 static inline unsigned int sec_firmware_support_psci_version(void)
  26 {
  27         return PSCI_INVALID_VER;
  28 }
  29 #endif
  30
  31 static inline unsigned int sec_firmware_used_jobring_offset(void)
  32 {
  33         return SEC_JR3_OFFSET;
  34 }
  35
  36 #endif /* __SEC_FIRMWARE_H_ */