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[Qemu-devel] [PATCH 17/31] openpic/fsl: critical interrupts ignore mask
From: |
Alexander Graf |
Subject: |
[Qemu-devel] [PATCH 17/31] openpic/fsl: critical interrupts ignore mask before v4.1 |
Date: |
Mon, 7 Jan 2013 16:38:46 +0100 |
From: Scott Wood <address@hidden>
Signed-off-by: Scott Wood <address@hidden>
[agraf: make bool :1]
Signed-off-by: Alexander Graf <address@hidden>
---
hw/openpic.c | 5 ++++-
1 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/hw/openpic.c b/hw/openpic.c
index 824b8fd..ac5027a 100644
--- a/hw/openpic.c
+++ b/hw/openpic.c
@@ -193,6 +193,7 @@ typedef struct IRQSource {
int last_cpu;
int output; /* IRQ level, e.g. OPENPIC_OUTPUT_INT */
int pending; /* TRUE if IRQ is pending */
+ bool nomask:1; /* critical interrupts ignore mask on some FSL MPICs */
} IRQSource;
#define IVPR_MASK_SHIFT 31
@@ -389,7 +390,7 @@ static void openpic_update_irq(OpenPICState *opp, int n_IRQ)
DPRINTF("%s: IRQ %d is not pending\n", __func__, n_IRQ);
return;
}
- if (src->ivpr & IVPR_MASK_MASK) {
+ if ((src->ivpr & IVPR_MASK_MASK) && !src->nomask) {
/* Interrupt source is disabled */
DPRINTF("%s: IRQ %d is disabled\n", __func__, n_IRQ);
return;
@@ -529,6 +530,7 @@ static inline void write_IRQreg_idr(OpenPICState *opp, int
n_IRQ, uint32_t val)
}
src->output = OPENPIC_OUTPUT_CINT;
+ src->nomask = true;
src->destmask = 0;
for (i = 0; i < opp->nb_cpus; i++) {
@@ -540,6 +542,7 @@ static inline void write_IRQreg_idr(OpenPICState *opp, int
n_IRQ, uint32_t val)
}
} else {
src->output = OPENPIC_OUTPUT_INT;
+ src->nomask = false;
src->destmask = src->idr & normal_mask;
}
} else {
--
1.6.0.2
- [Qemu-devel] [PATCH 04/31] openpic: BRR1 is not a CPU-specific register., (continued)
- [Qemu-devel] [PATCH 04/31] openpic: BRR1 is not a CPU-specific register., Alexander Graf, 2013/01/07
- [Qemu-devel] [PATCH 05/31] openpic: s/opp->nb_irqs -1/opp->nb_cpus - 1/, Alexander Graf, 2013/01/07
- [Qemu-devel] [PATCH 10/31] PPC: fix segfault in signal handling code, Alexander Graf, 2013/01/07
- [Qemu-devel] [PATCH 06/31] openpic: don't crash on a register access without a CPU context, Alexander Graf, 2013/01/07
- [Qemu-devel] [PATCH 03/31] openpic: support large vectors on FSL mpic, Alexander Graf, 2013/01/07
- [Qemu-devel] [PATCH 01/31] openpic: symbolicize some magic numbers, Alexander Graf, 2013/01/07
- [Qemu-devel] [PATCH 07/31] powerpc: linux header sync script includes epapr_hcalls.h, Alexander Graf, 2013/01/07
- [Qemu-devel] [PATCH 08/31] openpic: fix coding style issues, Alexander Graf, 2013/01/07
- [Qemu-devel] [PATCH 09/31] PPC: Reset qemu timers when guest reset, Alexander Graf, 2013/01/07
- [Qemu-devel] [PATCH 16/31] openpic: make ctpr signed, Alexander Graf, 2013/01/07
- [Qemu-devel] [PATCH 17/31] openpic/fsl: critical interrupts ignore mask before v4.1,
Alexander Graf <=
- [Qemu-devel] [PATCH 15/31] openpic: rework critical interrupt support, Alexander Graf, 2013/01/07
- [Qemu-devel] [PATCH 11/31] openpic: fix debug prints, Alexander Graf, 2013/01/07
- [Qemu-devel] [PATCH 20/31] openpic: use standard bitmap operations, Alexander Graf, 2013/01/07
- [Qemu-devel] [PATCH 13/31] ppc/booke: fix crit/mcheck/debug exceptions, Alexander Graf, 2013/01/07
- [Qemu-devel] [PATCH 18/31] openpic: always call IRQ_check from IRQ_get_next, Alexander Graf, 2013/01/07
- [Qemu-devel] [PATCH 12/31] openpic: lower interrupt when reading the MSI register, Alexander Graf, 2013/01/07
- [Qemu-devel] [PATCH 14/31] openpic: make register names correspond better with hw docs, Alexander Graf, 2013/01/07
- [Qemu-devel] [PATCH 31/31] PPC: linux-user: Calculate context pointer explicitly, Alexander Graf, 2013/01/07
- [Qemu-devel] [PATCH 27/31] PPC: KVM: set has-idle in guest device tree, Alexander Graf, 2013/01/07
- [Qemu-devel] [PATCH 30/31] target-ppc: Error out for -cpu host on unknown PVR, Alexander Graf, 2013/01/07