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envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::534; envelope-from=dz4list@gmail.com; helo=mail-pg1-x534.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @gmail.com) X-ZM-MESSAGEID: 1655223752749100001 Content-Type: text/plain; charset="utf-8" --- hw/block/m25p80.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/hw/block/m25p80.c b/hw/block/m25p80.c index b6bd430a99..3bb0466dca 100644 --- a/hw/block/m25p80.c +++ b/hw/block/m25p80.c @@ -423,6 +423,7 @@ typedef enum { STATE_COLLECTING_DATA, STATE_COLLECTING_VAR_LEN_DATA, STATE_READING_DATA, + STATE_STANDBY, } CMDState; =20 typedef enum { @@ -1218,6 +1219,9 @@ static void decode_new_cmd(Flash *s, uint32_t value) || !s->write_enable) { qemu_log_mask(LOG_GUEST_ERROR, "M25P80: Status register write is disabled!\n"); + qemu_log_mask(LOG_GUEST_ERROR, + "M25P80: switch to standby, re-aseert CS to reac= tivate \n"); + s->state =3D STATE_STANDBY; break; } =20 @@ -1472,6 +1476,9 @@ static uint32_t m25p80_transfer8(SSIPeripheral *ss, u= int32_t tx) s->cur_addr, (uint8_t)tx); =20 switch (s->state) { + case STATE_STANDBY: + r =3D 0xFFFFFFFF; /* StandBy state SO shall be HiZ */ + break; =20 case STATE_PAGE_PROGRAM: trace_m25p80_page_program(s, s->cur_addr, (uint8_t)tx); --=20 2.34.3