v9.2.0-2025-09-19

What's Changed

• [ot] hw/opentitan: ot_spi_host: rework SPI Host by @rivos-eblot in #139
• Upgrade to LLVM v19 by @rivos-eblot in #140
• Add an OpenTitan custom "unimplemented device" with support for Comportable registers by @rivos-eblot in #146
• Update pyot to support execution from flash and VMEM file format by @rivos-eblot in #150
• [ot] hw/opentitan: ot_hmac: Restore correct msg_length with HMAC_EN by @AlexJones0 in #151
• Entropy Stack update by @rivos-eblot in #153
• [ot] hw/opentitan: ot_aes: fix IV updates in CFB mode by @luismarques in #107
• Import latest changes from Darjeeling by @rivos-eblot in #155
• Update QEMU implementation by @rivos-eblot in #156
• Update QEMU implementation by @loiclefort in #157
• Some EDN fixes by @loiclefort in #158
• Fix regressions in Earlgrey 1.0.0 tests by @AlexJones0 in #159
• Fix Earlgrey regression in ot_entropy_src by @loiclefort in #160
• Modify ot_earlgrey to specifically target the Earlgrey 1.0.0 release instead of Earlgrey 2.5.2-RC0 by @AlexJones0 in #161
• Add Earlgrey OpenTitan regression flow by @jwnrt in #163
• Some fixes to cfggen.py by @loiclefort in #165
• ot_uart: default to reporting idle in the unimplemented VAL register by @AlexJones0 in #169
• OpenTitan regression script bug fixes by @jwnrt in #166
• ot_kmac: Implement error processing + misc. fixes by @AlexJones0 in #171
• ot_kmac: Add clock hinting by @AlexJones0 in #172
• Opentitan EG 1.0.0 I2C implementation by @ziuziakowska in #162
• Update Earlgrey's OTP for parity with Darjeeling, add generic scrambling key support + misc. fixes by @AlexJones0 in #167
• ot_flash: Many miscellaneous fixes and CTRL_REGWEN implementation by @AlexJones0 in #173
• Update passing test list by @AlexJones0 in #177
• ot_flash: Add HW operation support & improved memory protection by @AlexJones0 in #175
• ot_otbn: Connect Recoverable alert to OTBN's error bits. by @AlexJones0 in #170
• ot_aes: Do not check input/key validity in manual mode by @AlexJones0 in #176
• ot_keymgr_dpe: misc. improvements from the keymgr implementation by @AlexJones0 in #179
• Allow configuring whether DV_SIM_STATUS shuts down QEMU by @jwnrt in #181
• ot_flash: Add keymgr secret retrieval and lc_ctrl connections by @AlexJones0 in #178
• [ot] hw/opentitan: otp: set OTP image perms during realization by @jwnrt in #182
• earlgrey, darjeeling: rework machine reset management by @rivos-eblot in #186
• Fix CI by adding new i2c_qemu_test by @AlexJones0 in #187
• Begin implementation of ot_keymgr for Earlgrey by @AlexJones0 in #183
• ot_keymgr: Add main FSM with keymgr initialization by @AlexJones0 in #184
• ot_keymgr: Implement KMAC offloading, advance operations & all main FSM states by @AlexJones0 in #185
• ot_keymgr: Implement key generation, wiping & better error handling by @AlexJones0 in #188

New Contributors

• @ziuziakowska made their first contribution in #162

Full Changelog: v9.2.0-2025-02-11...v9.2.0-2025-09-19

v9.2.0-2025-02-11

What's Changed

• ot_flash: Add program/erase, memory protection, multi-word ops, FIFO watermarks & fixes by @AlexJones0 in #137
• [ot] scripts/opentitan: flashgen.py: add an option to ignore time mismatch by @rivos-eblot in #138

Full Changelog: v9.2.0-2025-02-05...v9.2.0-2025-02-11

v9.2.0-2025-02-05

What's Changed

• Rebased on QEMU v9.2.0: https://www.qemu.org/2024/12/11/qemu-9-2-0/
• [ot] hw/opentitan: ot_spi_host: SPI Host V3 changes by @rivos-eblot in #120
• [ot] scripts/opentitan: pyot.py: rework embedded flash management by @rivos-eblot in #123

Full Changelog: v9.1.0-2025-01-28...v9.2.0-2025-02-05

v9.1.0-2025-01-28

What's Changed

• [ot] hw/opentitan: fix clang-format in ot_otp_eg_parts.c by @jwnrt in #83
• [ot] Update CSRNG SW_CMD_STS.CMD_RDY by @luismarques in #82
• Update OpenTitan EDN registers and SW_CMD_STS behavior by @luismarques in #85
• Add HMAC stop/continue commands & endian swaps by @AlexJones0 in #88
• Update SPI device and PLIC IDs by @jwnrt in #86
• Add HMAC multi-mode support (SHA-2 384/512 digest sizes and variable key lengths) by @AlexJones0 in #89
• Small register description fixes in rstmgr/pwrmgr/clkmgr by @AlexJones0 in #95
• Update rom_ctrl scrambling logic by @AlexJones0 in #90
• Update KMAC register interfaces by @AlexJones0 in #92
• Fix Earlgrey SPI upload command FIFO status by @AlexJones0 in #93
• Compute OTBN checksum over LE values. by @AlexJones0 in #94
• [ot] scripts/opentitan: include cfggen in releases by @jwnrt in #96
• .github: update CI to use Ubuntu Noble (cherry-pick #99) by @luismarques in #101
• ot_aes: fix IV and CTR issues (cherry-pick #98) by @luismarques in #100
• .github: Bump artifact actions to v4 in CI to solve deprecation errors by @AlexJones0 in #104
• [ot] hw/opentitan: ot_aes: preserve external state when a new message is started by @luismarques in #102
• [ot] hw/opentitan: ot_earlgrey: Update Earlgrey peripheral clock speed by @AlexJones0 in #105
• Update OTP constant SV file location in cfggen.py by @AlexJones0 in #103
• Add alert handler to ot_earlgrey by @AlexJones0 in #110
• [ot] hw/opentitan: ot_aon_timer: Make wakeup timer 64 bits by @AlexJones0 in #109
• [ot] update OpenTitan README for EarlGrey support by @rivos-eblot in #116
• Lint commits in CI by @jwnrt in #115
• [ot] hw/riscv: ot_earlgrey: assign an identifier to each UART by @rivos-eblot in #118
• [ot] scripts/opentitan: cfggen.py: define a list of supported tops by @rivos-eblot in #117
• [ot] hw/opentitan: ot_sram_ctrl: add basic support for READBACK register by @rivos-eblot in #114
• [ot] Define (unused) OTP scrambling properties for EG by @jwnrt in #122
• [ot] scripts/opentitan: cfggen.py: fix regression introduced with bc4626e by @rivos-eblot in #124
• Use Python 3.9 syntax for type unions by @jwnrt in #125

New Contributors

• @luismarques made their first contribution in #82
• @AlexJones0 made their first contribution in #88

Full Changelog: v9.1.0-2024-10-30...v9.1.0-2025-01-28

ot-earlgrey-1.0.0-2025-01-13

What's Changed

• [ot] scripts/opentitan: include cfggen in releases by @jwnrt in #84
• Update Darjeeling implementation by @rivos-eblot in #87
• Fix SPI device and update Python tools by @rivos-eblot in #91
• Backport fixes from ot-earlgrey-1.0.0-updates by @rivos-eblot in #97
• .github: update CI to use Ubuntu Noble by @rivos-eblot in #99

Full Changelog: v9.1.0-2024-10-30...ot-earlgrey-1.0.0-2025-01-13

v9.1.0-2024-10-30

What's Changed

• Misc minor fixes and improvements by @loiclefort in #35
• Changes to support future SoCs beyond EarlGrey by @loiclefort in #36
• Fixes and further changes to support future SoCs beyond EarlGrey by @loiclefort in #37
• [ot] scripts/opentitan: improve checkregs.py by @rivos-eblot in #42
• [ot] Update top-level README file for Darjeeling branch. by @rivos-eblot in #44
• [ot] scripts/opentitan: add a GDB replay script from QEMU exec log by @rivos-eblot in #43
• [ot] hw/opentitan: ot_spi_device: fix useless warning from GCC by @rivos-eblot in #45
• [ot] hw/opentitan: add a function to retrieve a CharDev by its id by @rivos-eblot in #46
• [ot]: hw/opentitan: ot_ibex_wrapper: add support for DV_SIM_WINDOW regs by @rivos-eblot in #47
• Add GitHub actions to build and test by @rivos-eblot in #48
• [ot] hw/riscv: fix ot-darjeeling default ePMP values by @loiclefort in #49
• Fixes for Ibex Wrapper, DMA, SPI and mailboxes by @rivos-eblot in #50
• Add support for DMA, MBX and SoCProxy by @rivos-eblot in #51
• New Reset API for Hart, Support for JTAG, DMI and JTAG Mailbox access by @rivos-eblot in #52
• [ot] hw/opentitan: fix jtag component build by @rivos-eblot in #53
• Revert usage of Resettable API for Hart reset by @loiclefort in #54
• [ot] docs/opentitan: update Earlgrey doc, create Darjeeling doc by @rivos-eblot in #56

Full Changelog: v8.0.2-2023-09-07...v9.1.0-2024-10-30

v8.0.2-2023-09-07

What's Changed

• Add Rom controller & KMAC application interface emulation by @loiclefort in #30
• [ot] scripts/opentitan: flashgen.py add an option to accept invalid input files by @rivos-eblot in #31
• [ot] hw/opentitan: fix invalid printf-style format of log messages by @rivos-eblot in #32
• Improve Power Manager and add Reset Manager by @loiclefort in #33
• Add GPIO emulation by @rivos-eblot in #34

Full Changelog: v8.0.2-2023-08-31...v8.0.2-2023-09-07

v8.0.2-2023-08-31

What's Changed

• Decouple OTP implementation from API to prepare for supporting multiple OTP backends by @rivos-eblot in #26
• Replace assert() with g_assert() by @rivos-eblot in #27
• [ot] scripts/opentitan: fix store address when second bank is selected by @rivos-eblot in #28
• [ot] scripts/opentitan: pyot: fix @{}/ not being managed for test options by @rivos-eblot in #29

Full Changelog: v8.0.2-2023-08-23...v8.0.2-2023-08-31

v8.0.2-2023-08-23

What's Changed

• [ot] Fixed some typos in the opentitan documentation. by @HU90m in #22
• [ci] Build releases on Ubuntu 20.04 by @jwnrt in #24
• [ot] Restructure the release tarball and update the ci by @pamaury in #25

New Contributors

• @HU90m made their first contribution in #22
• @jwnrt made their first contribution in #24

Full Changelog: v8.0.2-2023-08-21...v8.0.2-2023-08-23

v8.0.2-2023-08-21

What's Changed

• Initial Earlgrey emulation based on qemu 8.0.2 by @loiclefort in #4
• [ot] hw/opentitan: ot_aes fix initialization/reset bug by @rivos-eblot in #5
• [ot] hw/opentitan: update definitions to Earlgrey-M2.5.2-RC0 by @rivos-eblot in #6
• Add a script to help running OT tests with QEMU by @rivos-eblot in #7
• Add AES CTR DRBG to CSRNG by @rivos-eblot in #8
• [ot] hw/opentitan: ot_csrng: fix invalid comparison and fix syntax by @rivos-eblot in #9
• Initial implementation of OT KMAC by @loiclefort in #15
• [ot] scripts/opentitan: flashgen.py: emit a better error message on missing ELF tools by @rivos-eblot in #16
• Update pyot to use latest flashgen API by @rivos-eblot in #17
• Add SHA3 conditioning to EntropySrc by @rivos-eblot in #18
• ot_kmac: fix cSHAKE/KMAC prefix handling by @loiclefort in #19
• Fix Timer & AON Timer clock source by @loiclefort in #20
• [ot] hw/opentitan: fix trace levels: not an error if try function fails by @rivos-eblot in #21

New Contributors

• @loiclefort made their first contribution in #4

Full Changelog: https://github.com/lowRISC/qemu/commits/v8.0.2-2023-08-21