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[Qemu-devel] [PATCH 02/15] openpic: lower interrupt when reading the MSI
From: |
Scott Wood |
Subject: |
[Qemu-devel] [PATCH 02/15] openpic: lower interrupt when reading the MSI register |
Date: |
Fri, 21 Dec 2012 20:15:39 -0600 |
This will stop things from breaking once it's properly treated as a
level-triggered interrupt. Note that it's the MPIC's MSI cascade
interrupts that are level-triggered; the individual MSIs are
edge-triggered.
Signed-off-by: Scott Wood <address@hidden>
---
hw/openpic.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/hw/openpic.c b/hw/openpic.c
index 72a5bc9..02f793b 100644
--- a/hw/openpic.c
+++ b/hw/openpic.c
@@ -801,6 +801,7 @@ static uint64_t openpic_msi_read(void *opaque, hwaddr addr,
unsigned size)
r = opp->msi[srs].msir;
/* Clear on read */
opp->msi[srs].msir = 0;
+ openpic_set_irq(opp, opp->irq_msi + srs, 0);
break;
case 0x120: /* MSISR */
for (i = 0; i < MAX_MSI; i++) {
--
1.7.9.5
- [Qemu-devel] [PATCH 00/15] openpic: cleanups and fixes, Scott Wood, 2012/12/21
- [Qemu-devel] [PATCH 02/15] openpic: lower interrupt when reading the MSI register,
Scott Wood <=
- [Qemu-devel] [PATCH 04/15] ppc/booke: fix crit/mcheck/debug exceptions, Scott Wood, 2012/12/21
- [Qemu-devel] [PATCH 01/15] openpic: fix debug prints, Scott Wood, 2012/12/21
- [Qemu-devel] [PATCH 03/15] openpic: fix sense and priority bits, Scott Wood, 2012/12/21
- [Qemu-devel] [PATCH 07/15] openpic: make ctpr signed, Scott Wood, 2012/12/21
- [Qemu-devel] [PATCH 06/15] openpic: rework critical interrupt support, Scott Wood, 2012/12/21
- [Qemu-devel] [PATCH 08/15] openpic/fsl: critical interrupts ignore mask before v4.1, Scott Wood, 2012/12/21
- [Qemu-devel] [PATCH 10/15] Revert "openpic: Accelerate pending irq search", Scott Wood, 2012/12/21
- [Qemu-devel] [PATCH 12/15] openpic: IRQ_check: search the queue a word at a time, Scott Wood, 2012/12/21
- [Qemu-devel] [PATCH 09/15] openpic: always call IRQ_check from IRQ_get_next, Scott Wood, 2012/12/21
- [Qemu-devel] [PATCH 11/15] openpic: use standard bitmap operations, Scott Wood, 2012/12/21