Patchwork [02/10] fdc: set busy bit when starting a command

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Submitter Hervé Poussineau
Date Jan. 8, 2012, 8:27 p.m.
Message ID <1326054468-5361-3-git-send-email-hpoussin@reactos.org>
Download mbox | patch
Permalink /patch/134933/
State New
Headers show

Comments

Hervé Poussineau - Jan. 8, 2012, 8:27 p.m.
Signed-off-by: Hervé Poussineau <hpoussin@reactos.org>
---
 hw/fdc.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

Patch

diff --git a/hw/fdc.c b/hw/fdc.c
index c1898a6..1b9f303 100644
--- a/hw/fdc.c
+++ b/hw/fdc.c
@@ -1446,7 +1446,6 @@  static void fdctrl_handle_readid(FDCtrl *fdctrl, int direction)
 {
     FDrive *cur_drv = get_cur_drv(fdctrl);
 
-    /* XXX: should set main status register to busy */
     cur_drv->head = (fdctrl->fifo[1] >> 2) & 1;
     qemu_mod_timer(fdctrl->result_timer,
                    qemu_get_clock_ns(vm_clock) + (get_ticks_per_sec() / 50));
@@ -1734,6 +1733,7 @@  static void fdctrl_write_data(FDCtrl *fdctrl, uint32_t value)
         pos = command_to_handler[value & 0xff];
         FLOPPY_DPRINTF("%s command\n", handlers[pos].name);
         fdctrl->data_len = handlers[pos].parameters + 1;
+        fdctrl->msr |= FD_MSR_CMDBUSY;
     }
 
     FLOPPY_DPRINTF("%s: %02x\n", __func__, value);