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Iglesias'" , Peter Maydell , Subject: [PATCH RFC 0/3] Add DCC uart console support Date: Fri, 14 Jun 2024 15:00:23 +0530 Message-ID: <20240614093026.328271-1-sai.pavan.boddu@amd.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 Received-SPF: None (SATLEXMB04.amd.com: sai.pavan.boddu@amd.com does not designate permitted sender hosts) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SJ5PEPF000001E8:EE_|MW4PR12MB6826:EE_ X-MS-Office365-Filtering-Correlation-Id: fb5bc143-eabb-46a6-c791-08dc8c54a62a X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; ARA:13230035|36860700008|1800799019|376009|82310400021; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:165.204.84.17; CTRY:US; LANG:en; SCL:1; SRV:; IPV:CAL; SFV:NSPM; H:SATLEXMB04.amd.com; PTR:InfoDomainNonexistent; CAT:NONE; SFS:(13230035)(36860700008)(1800799019)(376009)(82310400021); DIR:OUT; SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 14 Jun 2024 09:30:36.9449 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: fb5bc143-eabb-46a6-c791-08dc8c54a62a X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d; Ip=[165.204.84.17]; Helo=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: SJ5PEPF000001E8.namprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: MW4PR12MB6826 Received-SPF: permerror client-ip=2a01:111:f403:2412::609; envelope-from=sai.pavan.boddu@amd.com; helo=NAM10-MW2-obe.outbound.protection.outlook.com X-Spam_score_int: 2 X-Spam_score: 0.2 X-Spam_bar: / X-Spam_report: (0.2 / 5.0 requ) AC_FROM_MANY_DOTS=2.499, BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.145, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@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-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org This patch series attaches a chardev to arm Debug Communication channel registers, As each cpu has it own DBGDTRTX/RX register just tried to hook each cpu with chardev iff we find a chardev with id "dcc". ex: Below chardev switch would be connected to A53-0. ./qemu-system-aarch64 -M xlnx-zcu102 -kernel u-boot-dtb.bin -dtb zynqmp-zcu102-rev1.1.d -display none -m 2G -chardev stdio,id=dcc0 Sai Pavan Boddu (3): target/arm: Add dcc uart support target/arm: Enable dcc console for a53 and R5 target/arm/debug_helper: Add fieldoffset for MDCCSR_EL0 reg target/arm/cpu.h | 11 +++++ target/arm/internals.h | 4 ++ target/arm/cpu64.c | 1 + target/arm/debug-dcc.c | 99 +++++++++++++++++++++++++++++++++++++++ target/arm/debug_helper.c | 2 +- target/arm/helper.c | 3 ++ target/arm/tcg/cpu32.c | 1 + target/arm/meson.build | 1 + 8 files changed, 121 insertions(+), 1 deletion(-) create mode 100644 target/arm/debug-dcc.c