From: "Olivier DANET" <odanet@caramail.com>
To: qemu-devel@nongnu.org
Subject: [Qemu-devel] [PATCH] ESP : Fix status register update
Date: Thu, 27 Jan 2011 20:06:48 +0100 [thread overview]
Message-ID: <20110127190648.245680@gmx.com> (raw)
The Count to zero flag (STAT_TC) must not be cleared after an Interrupt Status
register read.
Signed-off-by: Olivier Danet <odanet@caramail.com>
---
hw/esp.c 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/hw/esp.c b/hw/esp.c
index fa9d2a2..90bfdc6 100644
--- a/hw/esp.c
+++ b/hw/esp.c
@@ -525,9 +525,9 @@ static uint32_t esp_mem_readb(void *opaque, target_phys_addr_t addr)
except TC */
old_val = s->rregs[ESP_RINTR];
s->rregs[ESP_RINTR] = 0;
- s->rregs[ESP_RSTAT] &= ~STAT_TC;
s->rregs[ESP_RSEQ] = SEQ_CD;
esp_lower_irq(s);
+ s->rregs[ESP_RSTAT] &= STAT_TC STAT_MI;
return old_val;
default:
--
1.6.2.4
next reply other threads:[~2011-01-27 19:06 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-01-27 19:06 Olivier DANET [this message]
2011-01-28 21:09 ` [Qemu-devel] [PATCH] ESP : Fix status register update Blue Swirl
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