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[Qemu-devel] [PATCH v2 07/11] block: m25p80: Dummy cycles for N25Q256/51
From: |
marcin . krzeminski |
Subject: |
[Qemu-devel] [PATCH v2 07/11] block: m25p80: Dummy cycles for N25Q256/512 |
Date: |
Thu, 4 Feb 2016 13:23:22 +0100 |
From: Marcin Krzeminski <address@hidden>
This patch handles dummy cycles.
Signed-off-by: Marcin Krzeminski <address@hidden>
---
hw/block/m25p80.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/hw/block/m25p80.c b/hw/block/m25p80.c
index a213587..df1f829 100644
--- a/hw/block/m25p80.c
+++ b/hw/block/m25p80.c
@@ -531,6 +531,10 @@ static void decode_new_cmd(Flash *s, uint32_t value)
case DOR:
case QOR:
s->needed_bytes = get_cmd_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;
@@ -544,6 +548,7 @@ static void decode_new_cmd(Flash *s, uint32_t value)
break;
case JEDEC_NUMONYX:
s->needed_bytes = get_cmd_length(s);
+ s->needed_bytes += extract32(s->volatile_cfg,4,4);
break;
default:
s->needed_bytes = 5;
@@ -561,6 +566,7 @@ static void decode_new_cmd(Flash *s, uint32_t value)
break;
case JEDEC_NUMONYX:
s->needed_bytes = get_cmd_length(s);
+ s->needed_bytes += extract32(s->volatile_cfg,4,4);
break;
default:
s->needed_bytes = 8;
--
2.5.0
- [Qemu-devel] [PATCH v2 00/11] Support for N25Q256/512 and AT25128/256, marcin . krzeminski, 2016/02/04
- [Qemu-devel] [PATCH v2 05/11] block: m25p80: 4byte address mode, marcin . krzeminski, 2016/02/04
- [Qemu-devel] [PATCH v2 03/11] block: m25p80: Widen flags variable, marcin . krzeminski, 2016/02/04
- [Qemu-devel] [PATCH v2 01/11] block: m25p80: Removed unused variable, marcin . krzeminski, 2016/02/04
- [Qemu-devel] [PATCH v2 11/11] block: m25p80: at25128a/at25256a models, marcin . krzeminski, 2016/02/04
- [Qemu-devel] [PATCH v2 06/11] block: m25p80: Add configuration registers, marcin . krzeminski, 2016/02/04
- [Qemu-devel] [PATCH v2 02/11] block: m25p80: RESET_ENABLE and RESET_MEMORY commnads, marcin . krzeminski, 2016/02/04
- [Qemu-devel] [PATCH v2 07/11] block: m25p80: Dummy cycles for N25Q256/512,
marcin . krzeminski <=
- [Qemu-devel] [PATCH v2 10/11] block: m25p80: n25q256a/n25q512a models, marcin . krzeminski, 2016/02/04
- [Qemu-devel] [PATCH v2 09/11] block: m25p80: Implemented FSR register, marcin . krzeminski, 2016/02/04
- [Qemu-devel] [PATCH v2 04/11] block: m25p80: Extend address mode, marcin . krzeminski, 2016/02/04
- [Qemu-devel] [PATCH v2 08/11] block: m25p80: Fast read and 4bytes commands, marcin . krzeminski, 2016/02/04