diff mbox

esp: On qemu-system-sparc's esp, TC is not set properly

Message ID 20121002204651.222950@gmx.com
State New
Headers show

Commit Message

Olivier DANET Oct. 2, 2012, 8:46 p.m. UTC 
Could you please try this patch. The TC (count to zero) flag is wrongly
cleared after reading the RINTR register. (contradicting the comment
just above the patch in the source file.)

Regards
Olivier
diff mbox

Patch

diff --rup a/hw/esp.c b/hw/esp.c
--- a/hw/esp.c  2012-10-01 22:06:39.000000000 +0200
+++ b/hw/esp.c  2012-10-02 22:22:53.000000000 +0200
@@ -417,9 +417,9 @@  uint64_t esp_reg_read(ESPState *s, uint3
            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: