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From: "Hervé Poussineau" <hpoussin@reactos.org>
To: qemu-devel@nongnu.org
Cc: "Kevin Wolf" <kwolf@redhat.com>,
	"Hervé Poussineau" <hpoussin@reactos.org>
Subject: [Qemu-devel] [PATCH v3 3/9] fdc: most control commands do not generate interrupts
Date: Mon, 23 Jan 2012 09:50:34 +0100	[thread overview]
Message-ID: <1327308641-14736-4-git-send-email-hpoussin@reactos.org> (raw)
In-Reply-To: <1327308641-14736-1-git-send-email-hpoussin@reactos.org>

In fact, only three control commands generate an interrupt:
read_id, recalibrate and seek

Signed-off-by: Hervé Poussineau <hpoussin@reactos.org>
---
 hw/fdc.c |   12 ++++++------
 1 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/hw/fdc.c b/hw/fdc.c
index 1b9f303..bedaeca 100644
--- a/hw/fdc.c
+++ b/hw/fdc.c
@@ -1348,7 +1348,7 @@ static void fdctrl_handle_lock(FDCtrl *fdctrl, int direction)
 {
     fdctrl->lock = (fdctrl->fifo[0] & 0x80) ? 1 : 0;
     fdctrl->fifo[0] = fdctrl->lock << 4;
-    fdctrl_set_fifo(fdctrl, 1, fdctrl->lock);
+    fdctrl_set_fifo(fdctrl, 1, 0);
 }
 
 static void fdctrl_handle_dumpreg(FDCtrl *fdctrl, int direction)
@@ -1380,7 +1380,7 @@ static void fdctrl_handle_version(FDCtrl *fdctrl, int direction)
 {
     /* Controller's version */
     fdctrl->fifo[0] = fdctrl->version;
-    fdctrl_set_fifo(fdctrl, 1, 1);
+    fdctrl_set_fifo(fdctrl, 1, 0);
 }
 
 static void fdctrl_handle_partid(FDCtrl *fdctrl, int direction)
@@ -1439,7 +1439,7 @@ static void fdctrl_handle_save(FDCtrl *fdctrl, int direction)
     fdctrl->fifo[12] = fdctrl->pwrd;
     fdctrl->fifo[13] = 0;
     fdctrl->fifo[14] = 0;
-    fdctrl_set_fifo(fdctrl, 15, 1);
+    fdctrl_set_fifo(fdctrl, 15, 0);
 }
 
 static void fdctrl_handle_readid(FDCtrl *fdctrl, int direction)
@@ -1580,7 +1580,7 @@ static void fdctrl_handle_powerdown_mode(FDCtrl *fdctrl, int direction)
 {
     fdctrl->pwrd = fdctrl->fifo[1];
     fdctrl->fifo[0] = fdctrl->fifo[1];
-    fdctrl_set_fifo(fdctrl, 1, 1);
+    fdctrl_set_fifo(fdctrl, 1, 0);
 }
 
 static void fdctrl_handle_option(FDCtrl *fdctrl, int direction)
@@ -1599,7 +1599,7 @@ static void fdctrl_handle_drive_specification_command(FDCtrl *fdctrl, int direct
             fdctrl->fifo[0] = fdctrl->fifo[1];
             fdctrl->fifo[2] = 0;
             fdctrl->fifo[3] = 0;
-            fdctrl_set_fifo(fdctrl, 4, 1);
+            fdctrl_set_fifo(fdctrl, 4, 0);
         } else {
             fdctrl_reset_fifo(fdctrl);
         }
@@ -1607,7 +1607,7 @@ static void fdctrl_handle_drive_specification_command(FDCtrl *fdctrl, int direct
         /* ERROR */
         fdctrl->fifo[0] = 0x80 |
             (cur_drv->head << 2) | GET_CUR_DRV(fdctrl);
-        fdctrl_set_fifo(fdctrl, 1, 1);
+        fdctrl_set_fifo(fdctrl, 1, 0);
     }
 }
 
-- 
1.7.7.3

  parent reply	other threads:[~2012-01-23  8:50 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-01-23  8:50 [Qemu-devel] [PATCH v3 0/9] Misc fixes for floppy emulation Hervé Poussineau
2012-01-23  8:50 ` [Qemu-devel] [PATCH v3 1/9] fdc: take side count into account Hervé Poussineau
2012-01-27  8:38   ` Markus Armbruster
2012-01-27 20:11     ` Hervé Poussineau
2012-01-31  9:28       ` Markus Armbruster
2012-01-31 22:24         ` Hervé Poussineau
2012-01-23  8:50 ` [Qemu-devel] [PATCH v3 2/9] fdc: set busy bit when starting a command Hervé Poussineau
2012-01-23  8:50 ` Hervé Poussineau [this message]
2012-01-23  8:50 ` [Qemu-devel] [PATCH v3 4/9] fdc: handle read-only floppies (abort early on write commands) Hervé Poussineau
2012-01-23  8:50 ` [Qemu-devel] [PATCH v3 5/9] fdc: add CCR (Configuration Control Register) write register Hervé Poussineau
2012-01-27  8:43   ` Markus Armbruster
2012-01-27 20:03     ` Hervé Poussineau
2012-01-31  9:31       ` Markus Armbruster
2012-01-31 22:16         ` Hervé Poussineau
2012-01-23  8:50 ` [Qemu-devel] [PATCH v3 6/9] block: add a transfer rate for floppy types Hervé Poussineau
2012-01-23  8:50 ` [Qemu-devel] [PATCH v3 7/9] fdc: check if media rate is correct before doing any transfer Hervé Poussineau
2012-01-27  8:56   ` Markus Armbruster
2012-01-23  8:50 ` [Qemu-devel] [PATCH v3 8/9] fdc: fix seek command, which shouldn't check tracks Hervé Poussineau
2012-01-23  8:50 ` [Qemu-devel] [PATCH v3 9/9] fdc: DIR (Digital Input Register) should return status of current drive Hervé Poussineau
2012-01-27  8:57   ` Markus Armbruster
2012-01-31  9:34 ` [Qemu-devel] [PATCH v3 0/9] Misc fixes for floppy emulation Markus Armbruster
2012-01-31 22:22   ` Hervé Poussineau

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