From 75de59416df857b429f1aac028855090c69f2ea9 Mon Sep 17 00:00:00 2001 From: Greg Kurz Date: Thu, 16 May 2019 09:36:57 +0200 Subject: spapr: Print out extra hints when CAS negotiation of interrupt mode fails Let's suggest to the user how the machine should be configured to allow the guest to boot successfully. Suggested-by: Satheesh Rajendran Signed-off-by: Greg Kurz Message-Id: <155799221739.527449.14907564571096243745.stgit@bahia.lan> Reviewed-by: Satheesh Rajendran Tested-by: Satheesh Rajendran [dwg: Adjusted for style error] Signed-off-by: David Gibson --- hw/ppc/spapr_hcall.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) (limited to 'hw/ppc/spapr_hcall.c') diff --git a/hw/ppc/spapr_hcall.c b/hw/ppc/spapr_hcall.c index 63a55614b8..0a050ad3d8 100644 --- a/hw/ppc/spapr_hcall.c +++ b/hw/ppc/spapr_hcall.c @@ -1646,12 +1646,14 @@ static target_ulong h_client_architecture_support(PowerPCCPU *cpu, */ if (guest_xive) { if (spapr->irq->ov5 == SPAPR_OV5_XIVE_LEGACY) { - error_report("Guest requested unavailable interrupt mode (XIVE)"); + error_report( +"Guest requested unavailable interrupt mode (XIVE), try the ic-mode=xive or ic-mode=dual machine property"); exit(EXIT_FAILURE); } } else { if (spapr->irq->ov5 == SPAPR_OV5_XIVE_EXPLOIT) { - error_report("Guest requested unavailable interrupt mode (XICS)"); + error_report( +"Guest requested unavailable interrupt mode (XICS), either don't set the ic-mode machine property or try ic-mode=xics or ic-mode=dual"); exit(EXIT_FAILURE); } } -- cgit v1.2.3