qemu-e2k/hw/device-hotplug.c

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/*
* QEMU device hotplug helpers
*
* Copyright (c) 2004 Fabrice Bellard
*
* 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 "hw.h"
#include "boards.h"
#include "net.h"
#include "block_int.h"
#include "sysemu.h"
DriveInfo *add_init_drive(const char *optstr)
{
int fatal_error;
DriveInfo *dinfo;
QemuOpts *opts;
opts = drive_add(NULL, "%s", optstr);
if (!opts)
return NULL;
dinfo = drive_init(opts, current_machine, &fatal_error);
if (!dinfo) {
qemu_opts_del(opts);
return NULL;
}
return dinfo;
}
void destroy_nic(dev_match_fn *match_fn, void *arg)
{
int i;
NICInfo *nic;
for (i = 0; i < MAX_NICS; i++) {
nic = &nd_table[i];
if (nic->used) {
if (nic->private && match_fn(nic->private, arg)) {
qemu_del_vlan_client(nic->vc);
net_client_uninit(nic);
}
}
}
}
void destroy_bdrvs(dev_match_fn *match_fn, void *arg)
{
DriveInfo *dinfo;
struct BlockDriverState *bs;
TAILQ_FOREACH(dinfo, &drives, next) {
bs = dinfo->bdrv;
if (bs) {
if (bs->private && match_fn(bs->private, arg)) {
drive_uninit(bs);
bdrv_delete(bs);
}
}
}
}