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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 09:13:47 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 09:13:47 +0000 |
commit | 102b0d2daa97dae68d3eed54d8fe37a9cc38a892 (patch) | |
tree | bcf648efac40ca6139842707f0eba5a4496a6dd2 /include/drivers/nxp/crypto/caam/caam.h | |
parent | Initial commit. (diff) | |
download | arm-trusted-firmware-upstream/2.8.0+dfsg.tar.xz arm-trusted-firmware-upstream/2.8.0+dfsg.zip |
Adding upstream version 2.8.0+dfsg.upstream/2.8.0+dfsgupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'include/drivers/nxp/crypto/caam/caam.h')
-rw-r--r-- | include/drivers/nxp/crypto/caam/caam.h | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/include/drivers/nxp/crypto/caam/caam.h b/include/drivers/nxp/crypto/caam/caam.h new file mode 100644 index 0000000..6cc1f3d --- /dev/null +++ b/include/drivers/nxp/crypto/caam/caam.h @@ -0,0 +1,53 @@ +/* + * Copyright 2017-2022 NXP + * + * SPDX-License-Identifier: BSD-3-Clause + * + */ + +#ifndef CAAM_H +#define CAAM_H + +#include "caam_io.h" +#include "sec_jr_driver.h" + + +/* Job ring 3 is reserved for usage by sec firmware */ +#define DEFAULT_JR 3 + +#if defined(CONFIG_CHASSIS_3_2) || defined(CONFIG_CHASSIS_3) || defined(CONFIG_CHASSIS_2) +#define CAAM_JR0_OFFSET 0x10000 +#define CAAM_JR1_OFFSET 0x20000 +#define CAAM_JR2_OFFSET 0x30000 +#define CAAM_JR3_OFFSET 0x40000 +#endif + +enum sig_alg { + RSA, + ECC +}; + +/* This function does basic SEC Initialization */ +int sec_init(uintptr_t nxp_caam_addr); +int config_sec_block(void); +uintptr_t get_caam_addr(void); + +/* This function is used to submit jobs to JR */ +int run_descriptor_jr(struct job_descriptor *desc); + +/* This function is used to instatiate the HW RNG is already not instantiated */ +int hw_rng_instantiate(void); + +/* This function is used to return random bytes of byte_len from HW RNG */ +int get_rand_bytes_hw(uint8_t *bytes, int byte_len); + +/* This function is used to set the hw unique key from HW CAAM */ +int get_hw_unq_key_blob_hw(uint8_t *hw_key, int size); + +/* This function is used to fetch random number from + * CAAM of length either of 4 bytes or 8 bytes depending + * rngWidth value. + */ +unsigned long long get_random(int rngWidth); + +#endif /* CAAM_H */ |