Added the hmp command to query IO- and Local APIC registers state, it can be very useful to identify problems related to the emulation devices.
(qemu) info lapic dumping local APIC state for CPU 0 LVT0 0x00010700 active-hi edge masked ExtINT (vec 0) LVT1 0x00000400 active-hi edge NMI LVTPC 0x00010000 active-hi edge masked Fixed (vec 0) LVTERR 0x000000fe active-hi edge Fixed (vec 254) LVTTHMR 0x00010000 active-hi edge masked Fixed (vec 0) LVTT 0x000000ef active-hi edge one-shot Fixed (vec 239) Timer DCR=0x3 (divide by 16) initial_count = 61360 SPIV 0x000001ff APIC enabled, focus=off, spurious vec 255 ICR 0x000000fd physical edge de-assert no-shorthand ICR2 0x00000001 cpu 1 (X2APIC ID) ESR 0x00000000 ISR (none) IRR 239 APR 0x00 TPR 0x00 DFR 0x0f LDR 0x00 PPR 0x00 (qemu) info ioapic ioapic id=0x00 sel=0x26 (redir[11]) pin 0 0x0000000000010000 dest=0 vec=0 active-hi edge masked fixed physical pin 1 0x0000000000000031 dest=0 vec=49 active-hi edge fixed physical pin 2 0x0000000000000030 dest=0 vec=48 active-hi edge fixed physical pin 3 0x0000000000000033 dest=0 vec=51 active-hi edge fixed physical pin 4 0x0000000000010034 dest=0 vec=52 active-hi edge masked fixed physical pin 5 0x0000000000010000 dest=0 vec=0 active-hi edge masked fixed physical pin 6 0x0000000000000036 dest=0 vec=54 active-hi edge fixed physical pin 7 0x0000000000000037 dest=0 vec=55 active-hi edge fixed physical pin 8 0x0000000000000038 dest=0 vec=56 active-hi edge fixed physical pin 9 0x0000000000018041 dest=0 vec=65 active-hi level masked fixed physical pin 10 0x0000000000010000 dest=0 vec=0 active-hi edge masked fixed physical pin 11 0x0300000000008091 dest=3 vec=145 active-hi level fixed physical pin 12 0x000000000000003c dest=0 vec=60 active-hi edge fixed physical pin 13 0x000000000000003d dest=0 vec=61 active-hi edge fixed physical pin 14 0x000000000000003e dest=0 vec=62 active-hi edge fixed physical pin 15 0x000000000000003f dest=0 vec=63 active-hi edge fixed physical pin 16 0x0000000000010000 dest=0 vec=0 active-hi edge masked fixed physical pin 17 0x0000000000010000 dest=0 vec=0 active-hi edge masked fixed physical pin 18 0x0000000000010000 dest=0 vec=0 active-hi edge masked fixed physical pin 19 0x0000000000010000 dest=0 vec=0 active-hi edge masked fixed physical pin 20 0x0000000000010000 dest=0 vec=0 active-hi edge masked fixed physical pin 21 0x0000000000010000 dest=0 vec=0 active-hi edge masked fixed physical pin 22 0x0000000000010000 dest=0 vec=0 active-hi edge masked fixed physical pin 23 0x0000000000010000 dest=0 vec=0 active-hi edge masked fixed physical IRR (none) Remote IRR (none) Changes from v1: - implementation of hmp commands moved to the target-i386 part - the cpu_dump_apic_local_state interface moved to the target-i386 part Changes from v2: - lapic and ioapic format dump are fixed for more human readable view Changes from v3: - added print "(none)" for empty interrupt registers - fixed print of destination No-Shorthand - added print IRR and Remote IRR as a bitmap in the IO APIC dump Signed-off-by: Pavel Butsykin <pbutsy...@virtuozzo.com> Signed-off-by: Denis V. Lunev <d...@openvz.org> CC: Paolo Bonzini <pbonz...@redhat.com> CC: Andreas Färber <afaer...@suse.de> Pavel Butsykin (9): apic_internal.h: make some apic_get_* functions externally visible apic_internal.h: rename ESR_ILLEGAL_ADDRESS to APIC_ESR_ILLEGAL_ADDRESS apic_internal.h: added more constants apic_internal.h: fix formatting and drop unused consts monitor: make monitor_fprintf and mon_get_cpu externally visible hmp: added local apic dump state ioapic_internal.h: added more constants hmp: added io apic dump state hmp: implemented io apic dump state for TCG disas.c | 10 -- hmp-commands-info.hx | 32 +++++++ hw/i386/kvm/ioapic.c | 10 ++ hw/intc/apic.c | 22 +---- hw/intc/ioapic.c | 12 +++ hw/intc/ioapic_common.c | 55 +++++++++++ include/hw/i386/apic_internal.h | 96 ++++++++++++++++--- include/hw/i386/ioapic_internal.h | 7 ++ include/hw/i386/pc.h | 5 + include/monitor/hmp-target.h | 3 + include/monitor/monitor.h | 1 + monitor.c | 5 +- target-i386/cpu.h | 3 + target-i386/helper.c | 191 ++++++++++++++++++++++++++++++++++++++ target-i386/monitor.c | 17 ++++ 15 files changed, 426 insertions(+), 43 deletions(-) -- 2.1.4