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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 /plat/nvidia/tegra/include/drivers/security_engine.h | |
parent | Initial commit. (diff) | |
download | arm-trusted-firmware-upstream.tar.xz arm-trusted-firmware-upstream.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 '')
-rw-r--r-- | plat/nvidia/tegra/include/drivers/security_engine.h | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/plat/nvidia/tegra/include/drivers/security_engine.h b/plat/nvidia/tegra/include/drivers/security_engine.h new file mode 100644 index 0000000..5ae6257 --- /dev/null +++ b/plat/nvidia/tegra/include/drivers/security_engine.h @@ -0,0 +1,60 @@ +/* + * Copyright (c) 2017-2020, ARM Limited and Contributors. All rights reserved. + * Copyright (c) 2017-2020, NVIDIA CORPORATION. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef SECURITY_ENGINE_H +#define SECURITY_ENGINE_H + +/******************************************************************************* + * Structure definition + ******************************************************************************/ + +/* Security Engine Linked List */ +struct tegra_se_ll { + /* DMA buffer address */ + uint32_t addr; + /* Data length in DMA buffer */ + uint32_t data_len; +}; + +#define SE_LL_MAX_BUFFER_NUM 4 +typedef struct tegra_se_io_lst { + volatile uint32_t last_buff_num; + volatile struct tegra_se_ll buffer[SE_LL_MAX_BUFFER_NUM]; +} tegra_se_io_lst_t __attribute__((aligned(4))); + +/* SE device structure */ +typedef struct tegra_se_dev { + /* Security Engine ID */ + const int se_num; + /* SE base address */ + const uint64_t se_base; + /* SE context size in AES blocks */ + const uint32_t ctx_size_blks; + /* pointer to source linked list buffer */ + tegra_se_io_lst_t *src_ll_buf; + /* pointer to destination linked list buffer */ + tegra_se_io_lst_t *dst_ll_buf; + /* LP context buffer pointer */ + uint32_t *ctx_save_buf; +} tegra_se_dev_t; + +/* PKA1 device structure */ +typedef struct tegra_pka_dev { + /* PKA1 base address */ + uint64_t pka_base; +} tegra_pka_dev_t; + +/******************************************************************************* + * Public interface + ******************************************************************************/ +void tegra_se_init(void); +int tegra_se_suspend(void); +void tegra_se_resume(void); +int tegra_se_save_tzram(void); +int32_t tegra_se_save_sha256_hash(uint64_t bl31_base, uint32_t src_len_inbyte); + +#endif /* SECURITY_ENGINE_H */ |