[Qemu-devel] [PATCH 1/2] block: m25p80: Add Quad Page Program 4byte version op

[marcin.krzeminski]

From: Marcin Krzeminski <address@hidden>

Some flash chips has additional page program opcode that
takes only 4 byte address. This commit adds support
for such command in Qemu.

Signed-off-by: Marcin Krzeminski <address@hidden>
---
 hw/block/m25p80.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/hw/block/m25p80.c b/hw/block/m25p80.c
index d29ff4c..2bc7028 100644
--- a/hw/block/m25p80.c
+++ b/hw/block/m25p80.c
@@ -325,6 +325,7 @@ typedef enum {
     PP4_4 = 0x3e,
     DPP = 0xa2,
     QPP = 0x32,
+    QPP_4 = 0x34,
 
     ERASE_4K = 0x20,
     ERASE4_4K = 0x21,
@@ -573,6 +574,7 @@ static inline int get_addr_length(Flash *s)
    switch (s->cmd_in_progress) {
    case PP4:
    case PP4_4:
+   case QPP_4:
    case READ4:
    case QIOR4:
    case ERASE4_4K:
@@ -606,6 +608,7 @@ static void complete_collecting_data(Flash *s)
     switch (s->cmd_in_progress) {
     case DPP:
     case QPP:
+    case QPP_4:
     case PP:
     case PP4:
     case PP4_4:
@@ -873,6 +876,7 @@ static void decode_new_cmd(Flash *s, uint32_t value)
     case READ4:
     case DPP:
     case QPP:
+    case QPP_4:
     case PP:
     case PP4:
     case PP4_4:
-- 
2.7.4