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077d744910
xemu/hw/intc
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Peter Maydell 077d744910 arm v8M: Forcibly clear negative-priority exceptions on deactivate 
To prevent execution priority remaining negative if the guest
returns from an NMI or HardFault with a corrupted IPSR, the
v8M interrupt deactivation process forces the HardFault and NMI
to inactive based on the current raw execution priority,
even if the interrupt the guest is trying to deactivate
is something else. In the pseudocode this is done in the
Deactivate() function.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20190617175317.27557-3-peter.maydell@linaro.org
2019-07-04 17:25:30 +01:00
..
allwinner-a10-pic.c Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
apic_common.c Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
apic.c Include qemu-common.h exactly where needed 2019-06-12 13:20:20 +02:00
arm_gic_common.c Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
arm_gic_kvm.c Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
arm_gic.c Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
arm_gicv2m.c Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
arm_gicv3_common.c Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
arm_gicv3_cpuif.c hw/intc/arm_gicv3: Fix writes to ICC_CTLR_EL3 2019-05-23 14:47:44 +01:00
arm_gicv3_dist.c hw/intc/arm_gicv3: GICD_TYPER.SecurityExtn is RAZ if GICD_CTLR.DS == 1 2019-06-17 15:13:19 +01:00
arm_gicv3_its_common.c Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
arm_gicv3_its_kvm.c Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
arm_gicv3_kvm.c Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
arm_gicv3_redist.c hw/intc/arm_gicv3: Fix decoding of ID register range 2019-06-17 15:13:19 +01:00
arm_gicv3.c Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
armv7m_nvic.c arm v8M: Forcibly clear negative-priority exceptions on deactivate 2019-07-04 17:25:30 +01:00
aspeed_vic.c aspeed: vic: Add support for legacy register interface 2019-07-01 17:29:00 +01:00
bcm2835_ic.c Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
bcm2836_control.c Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
etraxfs_pic.c Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
exynos4210_combiner.c Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
exynos4210_gic.c Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
gic_internal.h hw/intc/arm_gic: Drop GIC_BASE_IRQ macro 2018-09-25 15:13:24 +01:00
gicv3_internal.h target-arm: Add GICv3CPUState in CPUARMState struct 2017-02-28 17:10:00 +00:00
grlib_irqmp.c Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
heathrow_pic.c Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
i8259_common.c i8259: move TYPE_INTERRUPT_STATS_PROVIDER upper 2017-12-21 09:30:32 +01:00
i8259.c qdev: use device_class_set_parent_realize/unrealize/reset() 2018-02-05 13:54:38 +01:00
imx_avic.c Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
imx_gpcv2.c Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
intc.c intc: add an interface to gather statistics/informations on interrupt controllers 2016-10-04 10:00:25 +02:00
ioapic_common.c Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
ioapic.c ioapic: allow buggy guests mishandling level-triggered interrupts to make progress 2019-05-17 15:19:39 +02:00
Kconfig kconfig: add CONFIG_MSI_NONBROKEN 2019-03-18 09:39:57 +01:00
lm32_pic.c Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
Makefile.objs spapr/xive: add KVM support 2019-05-29 11:39:45 +10:00
mips_gic.c Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
nios2_iic.c Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
omap_intc.c Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
ompic.c Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
openpic_kvm.c Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
openpic.c Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
pl190.c Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
pnv_xive_regs.h ppc/pnv: add a XIVE interrupt controller model for POWER9 2019-03-12 14:33:04 +11:00
pnv_xive.c ppc/pnv: Rework cache watch model of PnvXIVE 2019-07-02 09:43:58 +10:00
puv3_intc.c Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
realview_gic.c Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
s390_flic_kvm.c Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
s390_flic.c Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
sh_intc.c Include qemu-common.h exactly where needed 2019-06-12 13:20:20 +02:00
slavio_intctl.c Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
spapr_xive_kvm.c spapr/xive: Add proper rollback to kvmppc_xive_connect() 2019-07-02 10:11:44 +10:00
spapr_xive.c spapr/xive: rework the mapping the KVM memory regions 2019-07-02 09:43:58 +10:00
trace-events ioapic: allow buggy guests mishandling level-triggered interrupts to make progress 2019-05-17 15:19:39 +02:00
vgic_common.h intc/gic: Extract some reusable vGIC code 2015-09-24 01:29:36 +01:00
xics_kvm.c xics/kvm: Add proper rollback to xics_kvm_init() 2019-07-02 09:43:58 +10:00
xics_pnv.c Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
xics_spapr.c xics/spapr: Only emulated XICS should use RTAS/hypercalls emulation 2019-07-02 09:43:58 +10:00
xics.c xics/kvm: Add error propagation to ic*_set_kvm_state() functions 2019-07-02 09:43:58 +10:00
xilinx_intc.c Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
xive.c ppc/xive: Fix TM_PULL_POOL_CTX special operation 2019-07-02 09:43:58 +10:00
xlnx-pmu-iomod-intc.c Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
xlnx-zynqmp-ipi.c Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00