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That's all we know. X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: sagark@eecs.berkeley.edu, kbastian@mail.uni-paderborn.de, qemu-devel@nongnu.org, palmer@dabbelt.com, Alistair.Francis@wdc.com, Julio Faracco Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" This commit adds basics skecthes to implemente a OTBN unit. OTBN has address 0x50000000 and size 0x400000. For further reference, see OTBN docummentation: https://docs.opentitan.org/hw/ip/otbn/doc/ Signed-off-by: Julio Faracco --- hw/riscv/opentitan.c | 5 ++++- include/hw/riscv/opentitan.h | 1 + 2 files changed, 5 insertions(+), 1 deletion(-) diff --git a/hw/riscv/opentitan.c b/hw/riscv/opentitan.c index 19223e4c29..8a5d060b57 100644 --- a/hw/riscv/opentitan.c +++ b/hw/riscv/opentitan.c @@ -50,7 +50,8 @@ static const struct MemmapEntry { [IBEX_ALERT_HANDLER] = { 0x40130000, 0x10000 }, [IBEX_NMI_GEN] = { 0x40140000, 0x10000 }, [IBEX_USBDEV] = { 0x40150000, 0x10000 }, - [IBEX_PADCTRL] = { 0x40160000, 0x10000 } + [IBEX_PADCTRL] = { 0x40160000, 0x10000 }, + [IBEX_OTBN] = { 0x50000000, 0x400000 } }; static void opentitan_board_init(MachineState *machine) @@ -183,6 +184,8 @@ static void lowrisc_ibex_soc_realize(DeviceState *dev_soc, Error **errp) memmap[IBEX_USBDEV].base, memmap[IBEX_USBDEV].size); create_unimplemented_device("riscv.lowrisc.ibex.padctrl", memmap[IBEX_PADCTRL].base, memmap[IBEX_PADCTRL].size); + create_unimplemented_device("riscv.lowrisc.ibex.otbn", + memmap[IBEX_PADCTRL].base, memmap[IBEX_OTBN].size); } static void lowrisc_ibex_soc_class_init(ObjectClass *oc, void *data) diff --git a/include/hw/riscv/opentitan.h b/include/hw/riscv/opentitan.h index 8f29b9cbbf..c739d44fbc 100644 --- a/include/hw/riscv/opentitan.h +++ b/include/hw/riscv/opentitan.h @@ -68,6 +68,7 @@ enum { IBEX_NMI_GEN, IBEX_USBDEV, IBEX_PADCTRL, + IBEX_OTBN, }; enum { -- 2.25.1