Opentitan earlgrey changes for upstream#323

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lexbaileylowrisc wants to merge 12 commits into

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lexbaileylowrisc:opentitan-earlgrey

Commits on Feb 19, 2026

Introduce ot-earlgrey machine, and one peripheral for it (alert handler)
lexbaileylowrisc
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[ot] target/riscv: rename ibex hart as lowrisc-ibex

rivos-eblot
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lexbaileylowrisc
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[ot] hw/char, hw/timer, hw/ssi: fix device definitions

rivos-eblot
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lexbaileylowrisc
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[ot] hw/riscv: add helper for Ibex platforms

rivos-eblot
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lexbaileylowrisc
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[ot] target/riscv: implement custom LowRisc Ibex CSRs

rivos-eblot
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lexbaileylowrisc
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[ot] target/riscv: add custom mtvec CSR management

rivos-eblot
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lexbaileylowrisc
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[ot] target/riscv, hw/riscv: add basic OpenTitan EarlGrey machine

rivos-eblot
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lexbaileylowrisc
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[ot] target/riscv: add support for impl-defined initial PMP config

rivos-eblot
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lexbaileylowrisc
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[ot] hw/riscv: ot_earlgrey: add HW PMP configuration

rivos-eblot
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lexbaileylowrisc
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[ot] hw/opentitan: add OpenTitan shadow register helpers

loiclefort
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lexbaileylowrisc
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[ot] hw/riscv: add an IRQ wrapper

rivos-eblot
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lexbaileylowrisc
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[ot] hw/riscv, hw/opentitan: add Opentitan Alert handler device

rivos-eblot
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lexbaileylowrisc
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