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author | Daniel Baumann <mail@daniel-baumann.ch> | 2025-06-06 10:05:23 +0000 |
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committer | Daniel Baumann <mail@daniel-baumann.ch> | 2025-06-06 10:05:23 +0000 |
commit | 755cc582a2473d06f3a2131d506d0311cc70e9f9 (patch) | |
tree | 3efb1ddb8d57bbb4539ac0d229b384871c57820f /hw/ide/ioport.c | |
parent | Initial commit. (diff) | |
download | qemu-upstream.tar.xz qemu-upstream.zip |
Adding upstream version 1:7.2+dfsg.upstream/1%7.2+dfsgupstream
Signed-off-by: Daniel Baumann <mail@daniel-baumann.ch>
Diffstat (limited to 'hw/ide/ioport.c')
-rw-r--r-- | hw/ide/ioport.c | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/hw/ide/ioport.c b/hw/ide/ioport.c new file mode 100644 index 00000000..e6caa537 --- /dev/null +++ b/hw/ide/ioport.c @@ -0,0 +1,68 @@ +/* + * QEMU IDE disk and CD/DVD-ROM Emulator + * + * Copyright (c) 2003 Fabrice Bellard + * Copyright (c) 2006 Openedhand Ltd. + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#include "qemu/osdep.h" +#include "hw/isa/isa.h" +#include "qemu/error-report.h" +#include "qemu/timer.h" +#include "sysemu/blockdev.h" +#include "sysemu/dma.h" +#include "hw/block/block.h" +#include "sysemu/block-backend.h" +#include "qapi/error.h" +#include "qemu/cutils.h" +#include "sysemu/replay.h" + +#include "hw/ide/internal.h" +#include "trace.h" + +static const MemoryRegionPortio ide_portio_list[] = { + { 0, 8, 1, .read = ide_ioport_read, .write = ide_ioport_write }, + { 0, 1, 2, .read = ide_data_readw, .write = ide_data_writew }, + { 0, 1, 4, .read = ide_data_readl, .write = ide_data_writel }, + PORTIO_END_OF_LIST(), +}; + +static const MemoryRegionPortio ide_portio2_list[] = { + { 0, 1, 1, .read = ide_status_read, .write = ide_ctrl_write }, + PORTIO_END_OF_LIST(), +}; + +int ide_init_ioport(IDEBus *bus, ISADevice *dev, int iobase, int iobase2) +{ + int ret; + + /* ??? Assume only ISA and PCI configurations, and that the PCI-ISA + bridge has been setup properly to always register with ISA. */ + ret = isa_register_portio_list(dev, &bus->portio_list, + iobase, ide_portio_list, bus, "ide"); + + if (ret == 0 && iobase2) { + ret = isa_register_portio_list(dev, &bus->portio2_list, + iobase2, ide_portio2_list, bus, "ide"); + } + + return ret; +} |