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hw/vmapple/aes: Introduce aes engine

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VMApple contains an "aes" engine device that it uses to encrypt and
decrypt its nvram. It has trivial hard coded keys it uses for that
purpose.

Add device emulation for this device model.

Signed-off-by: Alexander Graf <graf@amazon.com>
Signed-off-by: Phil Dennis-Jordan <phil@philjordan.eu>
Reviewed-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Tested-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Message-ID: <20241223221645.29911-10-phil@philjordan.eu>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
This commit is contained in:
Alexander Graf 2023-06-14 22:56:25 +00:00 • committed by Philippe Mathieu-Daudé
parent 11fa056e79
commit c960b38955
7 changed files with 650 additions and 0 deletions
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14
hw/vmapple/trace-events
View file

@ -1,2 +1,16 @@
# See docs/devel/tracing.rst for syntax documentation.
# SPDX-License-Identifier: GPL-2.0-or-later
# aes.c
aes_read(uint64_t offset, uint64_t res) "offset=0x%"PRIx64" res=0x%"PRIx64
aes_cmd_key_select_builtin(uint32_t ctx, uint32_t key_id, const char *direction, const char *cipher) "[%d] Selecting builtin key %d to %scrypt with %s"
aes_cmd_key_select_new(uint32_t ctx, uint32_t key_len, const char *direction, const char *cipher) "[%d] Selecting new key size=%d to %scrypt with %s"
aes_cmd_iv(uint32_t ctx, uint32_t iv0, uint32_t iv1, uint32_t iv2, uint32_t iv3) "[%d] 0x%08x 0x%08x 0x%08x 0x%08x"
aes_cmd_data(uint32_t key, uint32_t iv, uint64_t src, uint64_t dst, uint32_t len) "[key=%d iv=%d] src=0x%"PRIx64" dst=0x%"PRIx64" len=0x%x"
aes_cmd_store_iv(uint32_t ctx, uint64_t addr, uint32_t iv0, uint32_t iv1, uint32_t iv2, uint32_t iv3) "[%d] addr=0x%"PRIx64"x -> 0x%08x 0x%08x 0x%08x 0x%08x"
aes_cmd_flag(uint32_t raise, uint32_t flag_info) "raise=%d flag_info=0x%x"
aes_fifo_process(uint32_t cmd, bool success) "cmd=%d success=%d"
aes_write(uint64_t offset, uint64_t val) "offset=0x%"PRIx64" val=0x%"PRIx64
aes_2_read(uint64_t offset, uint64_t res) "offset=0x%"PRIx64" res=0x%"PRIx64
aes_2_write(uint64_t offset, uint64_t val) "offset=0x%"PRIx64" val=0x%"PRIx64
aes_dump_data(const char *desc, const char *hex) "%s%s"