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[Qemu-devel] [PATCH v4 02/11] fdc: set busy bit when starting a command
From: |
Hervé Poussineau |
Subject: |
[Qemu-devel] [PATCH v4 02/11] fdc: set busy bit when starting a command |
Date: |
Mon, 6 Feb 2012 22:29:03 +0100 |
This bit must be active while a command is currently executed.
Signed-off-by: Hervé Poussineau <address@hidden>
---
hw/fdc.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/hw/fdc.c b/hw/fdc.c
index cd479f0..34ea830 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);
--
1.7.8.3
- [Qemu-devel] [PATCH v4 00/11] Misc fixes for floppy emulation, Hervé Poussineau, 2012/02/06
- [Qemu-devel] [PATCH v4 01/11] fdc: take side count into account, Hervé Poussineau, 2012/02/06
- [Qemu-devel] [PATCH v4 02/11] fdc: set busy bit when starting a command,
Hervé Poussineau <=
- [Qemu-devel] [PATCH v4 03/11] fdc: most control commands do not generate interrupts, Hervé Poussineau, 2012/02/06
- [Qemu-devel] [PATCH v4 04/11] fdc: handle read-only floppies (abort early on write commands), Hervé Poussineau, 2012/02/06
- [Qemu-devel] [PATCH v4 05/11] fdc: add CCR (Configuration Control Register) write register, Hervé Poussineau, 2012/02/06
- [Qemu-devel] [PATCH v4 10/11] fdc: fix seek command, which shouldn't check tracks, Hervé Poussineau, 2012/02/06
- [Qemu-devel] [PATCH v4 11/11] fdc: DIR (Digital Input Register) should return status of current drive..., Hervé Poussineau, 2012/02/06
- [Qemu-devel] [PATCH v4 06/11] block: add a transfer rate for floppy types, Hervé Poussineau, 2012/02/06
- [Qemu-devel] [PATCH v4 07/11] pc: add 1.1 machine type, Hervé Poussineau, 2012/02/06
- [Qemu-devel] [PATCH v4 09/11] fdc: check if media rate is correct before doing any transfer, Hervé Poussineau, 2012/02/06