From 55af553ac4dbee15e90eda34961389e3a99768d5 Mon Sep 17 00:00:00 2001
From: OBattler <oubattler@gmail.com>
Date: Mon, 29 Sep 2025 20:19:51 +0200
Subject: [PATCH 1/2] Fix floppy drive behavior, fixes floppy drives in turbo
 mode on some machines.

---
 src/floppy/fdc.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/floppy/fdc.c b/src/floppy/fdc.c
index 71a03bac2..09886d6f8 100644
--- a/src/floppy/fdc.c
+++ b/src/floppy/fdc.c
@@ -733,7 +733,7 @@ fdc_io_command_phase1(fdc_t *fdc, int out)
     else
         ui_sb_update_icon(SB_FLOPPY | real_drive(fdc, fdc->drive), 1);
 
-    if (implied_seek) {
+    if (implied_seek && !fdd_get_turbo(real_drive(fdc, fdc->drive))) {
         fdc->stat = (fdc->stat & 0x0F) | 0x10 | (1 << real_drive(fdc, fdc->drive)); /* CB=1, per-drive busy */
         return;
     }
@@ -1940,7 +1940,7 @@ fdc_callback(void *priv)
         case 0x0f: /*Seek*/
             fdc->st0  = 0x20 | (fdc->params[0] & 3);
             fdc->stat = 0x10 | (1 << fdc->rw_drive);
-            if (fdd_get_turbo(1 << fdc->rw_drive)) {
+            if (fdd_get_turbo(real_drive(fdc, fdc->rw_drive))) {
                 if (fdc->flags & FDC_FLAG_PCJR) {
                     fdc->fintr     = 1;
                     fdc->interrupt = -4;

From e5fb4469de4a1a3ec836b2650801c364fe1444ac Mon Sep 17 00:00:00 2001
From: Toni Riikonen <domppari@hotmail.com>
Date: Mon, 29 Sep 2025 22:13:41 +0300
Subject: [PATCH 2/2] Fixed FDD reset

---
 src/floppy/fdc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/floppy/fdc.c b/src/floppy/fdc.c
index e1cb0b4f1..09886d6f8 100644
--- a/src/floppy/fdc.c
+++ b/src/floppy/fdc.c
@@ -184,7 +184,7 @@ fdc_ctrl_reset(void *priv)
 {
     fdc_t *fdc = (fdc_t *) priv;
 
-    fdc->stat             = 0x10;
+    fdc->stat             = 0x80;
     fdc->pnum = fdc->ptot = 0;
     fdc->st0              = 0;
     fdc->head             = 0;