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X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 13 Mar 2025 18:29:33.6478 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: a76572db-4956-4f8c-7580-08dd625d0097 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: CY4PEPF0000E9DA.namprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DS0PR12MB8767 X-ZohoMail-DKIM: pass (identity @amd.com) X-ZM-MESSAGEID: 1741890757847019100 Content-Type: text/plain; charset="utf-8" Secondary cpus initialization is not yet supported. Thus, we print an appropriate message and put the secondary cpus in WFE state. Signed-off-by: Ayan Kumar Halder Reviewed-by: Luca Fancellu --- Changes from :- v1 - 1. Add R-b. xen/arch/arm/arm32/mpu/head.S | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/xen/arch/arm/arm32/mpu/head.S b/xen/arch/arm/arm32/mpu/head.S index 40648ce1a8..b6d31701f2 100644 --- a/xen/arch/arm/arm32/mpu/head.S +++ b/xen/arch/arm/arm32/mpu/head.S @@ -162,6 +162,16 @@ FUNC(enable_boot_cpu_mm) ret END(enable_boot_cpu_mm) =20 +/* + * We don't yet support secondary CPUs bring-up. Implement a dummy helper = to + * please the common code. + */ +ENTRY(enable_secondary_cpu_mm) + PRINT("- SMP not enabled yet -\r\n") +1: wfe + b 1b +ENDPROC(enable_secondary_cpu_mm) + /* * Local variables: * mode: ASM --=20 2.25.1