From: Marcin Krzeminski <marcin.krzemin...@nokia.com>
This patch handles dummy cycles.
Signed-off-by: Marcin Krzeminski <marcin.krzemin...@nokia.com>
---
hw/block/m25p80.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/hw/block/m25p80.c b/hw/block/m25p80.c
index 3949cc5..5a1abfd 100644
--- a/hw/block/m25p80.c
+++ b/hw/block/m25p80.c
@@ -530,6 +530,10 @@ static void decode_new_cmd(Flash *s, uint32_t value)
case DOR:
case QOR:
s->needed_bytes = get_addr_length(s);
+ if (((s->pi->jedec >> 16) & 0xFF) == JEDEC_NUMONYX) {
+ /* Dummy cycles modeled with bytes writes instead of bits */
+ s->needed_bytes += extract32(s->volatile_cfg, 4, 4);
+ }
s->pos = 0;
s->len = 0;
s->state = STATE_COLLECTING_DATA;
@@ -543,6 +547,8 @@ static void decode_new_cmd(Flash *s, uint32_t value)
break;
case JEDEC_NUMONYX:
s->needed_bytes = get_addr_length(s);
+ /* Dummy cycles modeled with bytes writes instead of bits */
+ s->needed_bytes += extract32(s->volatile_cfg, 4, 4);
break;
default:
s->needed_bytes = 5;
@@ -560,6 +566,8 @@ static void decode_new_cmd(Flash *s, uint32_t value)
break;
case JEDEC_NUMONYX:
s->needed_bytes = get_addr_length(s);
+ /* Dummy cycles modeled with bytes writes instead of bits */
+ s->needed_bytes += extract32(s->volatile_cfg, 4, 4);
break;
default:
s->needed_bytes = 8;
--
2.5.0
