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Tue, 18 Aug 2026 09:23:03 +0000 From: Jamin Lin To: =?iso-8859-1?Q?Daniel_P=2E_Berrang=E9?= , =?iso-8859-1?Q?C=E9dric_Le_Goater?= , Peter Maydell , Steven Lee , Troy Lee , Kane Chen , Andrew Jeffery , Joel Stanley , Eric Blake , Markus Armbruster , Fabiano Rosas , Laurent Vivier , Paolo Bonzini , "open list:All patches CC here" , "open list:ASPEED BMCs" CC: Jamin Lin , Troy Lee Subject: [PATCH v1 7/8] hw/arm/aspeed_ast10x0: Wire SEC SRAM to the SBC model Thread-Topic: [PATCH v1 7/8] hw/arm/aspeed_ast10x0: Wire SEC SRAM to the SBC model Thread-Index: AQHdLvMrfnkkkwz8Kk2kwH5pyGSATQ== Date: Tue, 18 Aug 2026 09:23:02 +0000 Message-ID: <20260818092249.602137-8-jamin_lin@aspeedtech.com> References: <20260818092249.602137-1-jamin_lin@aspeedtech.com> In-Reply-To: <20260818092249.602137-1-jamin_lin@aspeedtech.com> Accept-Language: zh-TW, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=aspeedtech.com; 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envelope-from=jamin_lin@aspeedtech.com; helo=TYPPR03CU001.outbound.protection.outlook.com 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, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-arm@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-arm-bounces+qemu-arm=archiver.kernel.org@nongnu.org Sender: qemu-arm-bounces+qemu-arm=archiver.kernel.org@nongnu.org Pass the internal SEC SRAM region and its base address to the secure=0A= boot controller (via the 'sram' link and 'sram-base' property) so its=0A= ECDSA engine can read the public key, signature and digest that the=0A= guest firmware stages there before triggering a verify.=0A= =0A= Signed-off-by: Jamin Lin =0A= ---=0A= hw/arm/aspeed_ast10x0.c | 4 ++++=0A= 1 file changed, 4 insertions(+)=0A= =0A= diff --git a/hw/arm/aspeed_ast10x0.c b/hw/arm/aspeed_ast10x0.c=0A= index 93c81195b5..8e34870856 100644=0A= --- a/hw/arm/aspeed_ast10x0.c=0A= +++ b/hw/arm/aspeed_ast10x0.c=0A= @@ -357,6 +357,10 @@ static bool aspeed_soc_ast10x0_realize(Aspeed10x0SoCSt= ate *a, Error **errp)=0A= }=0A= =0A= /* Secure Boot Controller */=0A= + object_property_set_link(OBJECT(&s->sbc), "sram", OBJECT(&s->sram[1]),= =0A= + &error_abort);=0A= + qdev_prop_set_uint64(DEVICE(&s->sbc), "sram-base",=0A= + sc->memmap[ASPEED_DEV_SRAM1]);=0A= if (!sysbus_realize(SYS_BUS_DEVICE(&s->sbc), errp)) {=0A= return false;=0A= }=0A= -- =0A= 2.53.0=0A=