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authorPaolo Bonzini <pbonzini@redhat.com>2020-10-06 09:01:22 +0200
committerPaolo Bonzini <pbonzini@redhat.com>2020-10-12 11:50:21 -0400
commit800d4deda04be016a95fbbf397c830a2d14ff9f6 (patch)
tree3079145f9804bb8c96deb3640fa51c5680ccae2a /bootdevice.c
parent8d0bceba24cc0917d9c6c5252d78db3d9fd5c58d (diff)
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softmmu: move more files to softmmu/
Keep most softmmu_ss files into the system-emulation-specific directory. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'bootdevice.c')
-rw-r--r--bootdevice.c429
1 files changed, 0 insertions, 429 deletions
diff --git a/bootdevice.c b/bootdevice.c
deleted file mode 100644
index add4e3d..0000000
--- a/bootdevice.c
+++ /dev/null
@@ -1,429 +0,0 @@
-/*
- * QEMU Boot Device Implement
- *
- * Copyright (c) 2014 HUAWEI TECHNOLOGIES CO., 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 "qapi/error.h"
-#include "sysemu/sysemu.h"
-#include "qapi/visitor.h"
-#include "qemu/error-report.h"
-#include "sysemu/reset.h"
-#include "hw/qdev-core.h"
-#include "hw/boards.h"
-
-typedef struct FWBootEntry FWBootEntry;
-
-struct FWBootEntry {
- QTAILQ_ENTRY(FWBootEntry) link;
- int32_t bootindex;
- DeviceState *dev;
- char *suffix;
-};
-
-static QTAILQ_HEAD(, FWBootEntry) fw_boot_order =
- QTAILQ_HEAD_INITIALIZER(fw_boot_order);
-static QEMUBootSetHandler *boot_set_handler;
-static void *boot_set_opaque;
-
-void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
-{
- boot_set_handler = func;
- boot_set_opaque = opaque;
-}
-
-void qemu_boot_set(const char *boot_order, Error **errp)
-{
- Error *local_err = NULL;
-
- if (!boot_set_handler) {
- error_setg(errp, "no function defined to set boot device list for"
- " this architecture");
- return;
- }
-
- validate_bootdevices(boot_order, &local_err);
- if (local_err) {
- error_propagate(errp, local_err);
- return;
- }
-
- boot_set_handler(boot_set_opaque, boot_order, errp);
-}
-
-void validate_bootdevices(const char *devices, Error **errp)
-{
- /* We just do some generic consistency checks */
- const char *p;
- int bitmap = 0;
-
- for (p = devices; *p != '\0'; p++) {
- /* Allowed boot devices are:
- * a-b: floppy disk drives
- * c-f: IDE disk drives
- * g-m: machine implementation dependent drives
- * n-p: network devices
- * It's up to each machine implementation to check if the given boot
- * devices match the actual hardware implementation and firmware
- * features.
- */
- if (*p < 'a' || *p > 'p') {
- error_setg(errp, "Invalid boot device '%c'", *p);
- return;
- }
- if (bitmap & (1 << (*p - 'a'))) {
- error_setg(errp, "Boot device '%c' was given twice", *p);
- return;
- }
- bitmap |= 1 << (*p - 'a');
- }
-}
-
-void restore_boot_order(void *opaque)
-{
- char *normal_boot_order = opaque;
- static int first = 1;
-
- /* Restore boot order and remove ourselves after the first boot */
- if (first) {
- first = 0;
- return;
- }
-
- if (boot_set_handler) {
- qemu_boot_set(normal_boot_order, &error_abort);
- }
-
- qemu_unregister_reset(restore_boot_order, normal_boot_order);
- g_free(normal_boot_order);
-}
-
-void check_boot_index(int32_t bootindex, Error **errp)
-{
- FWBootEntry *i;
-
- if (bootindex >= 0) {
- QTAILQ_FOREACH(i, &fw_boot_order, link) {
- if (i->bootindex == bootindex) {
- error_setg(errp, "The bootindex %d has already been used",
- bootindex);
- return;
- }
- }
- }
-}
-
-void del_boot_device_path(DeviceState *dev, const char *suffix)
-{
- FWBootEntry *i;
-
- if (dev == NULL) {
- return;
- }
-
- QTAILQ_FOREACH(i, &fw_boot_order, link) {
- if ((!suffix || !g_strcmp0(i->suffix, suffix)) &&
- i->dev == dev) {
- QTAILQ_REMOVE(&fw_boot_order, i, link);
- g_free(i->suffix);
- g_free(i);
-
- break;
- }
- }
-}
-
-void add_boot_device_path(int32_t bootindex, DeviceState *dev,
- const char *suffix)
-{
- FWBootEntry *node, *i;
-
- if (bootindex < 0) {
- del_boot_device_path(dev, suffix);
- return;
- }
-
- assert(dev != NULL || suffix != NULL);
-
- del_boot_device_path(dev, suffix);
-
- node = g_malloc0(sizeof(FWBootEntry));
- node->bootindex = bootindex;
- node->suffix = g_strdup(suffix);
- node->dev = dev;
-
- QTAILQ_FOREACH(i, &fw_boot_order, link) {
- if (i->bootindex == bootindex) {
- error_report("Two devices with same boot index %d", bootindex);
- exit(1);
- } else if (i->bootindex < bootindex) {
- continue;
- }
- QTAILQ_INSERT_BEFORE(i, node, link);
- return;
- }
- QTAILQ_INSERT_TAIL(&fw_boot_order, node, link);
-}
-
-DeviceState *get_boot_device(uint32_t position)
-{
- uint32_t counter = 0;
- FWBootEntry *i = NULL;
- DeviceState *res = NULL;
-
- if (!QTAILQ_EMPTY(&fw_boot_order)) {
- QTAILQ_FOREACH(i, &fw_boot_order, link) {
- if (counter == position) {
- res = i->dev;
- break;
- }
- counter++;
- }
- }
- return res;
-}
-
-static char *get_boot_device_path(DeviceState *dev, bool ignore_suffixes,
- const char *suffix)
-{
- char *devpath = NULL, *s = NULL, *d, *bootpath;
-
- if (dev) {
- devpath = qdev_get_fw_dev_path(dev);
- assert(devpath);
- }
-
- if (!ignore_suffixes) {
- if (dev) {
- d = qdev_get_own_fw_dev_path_from_handler(dev->parent_bus, dev);
- if (d) {
- assert(!suffix);
- s = d;
- } else {
- s = g_strdup(suffix);
- }
- } else {
- s = g_strdup(suffix);
- }
- }
-
- bootpath = g_strdup_printf("%s%s",
- devpath ? devpath : "",
- s ? s : "");
- g_free(devpath);
- g_free(s);
-
- return bootpath;
-}
-
-/*
- * This function returns null terminated string that consist of new line
- * separated device paths.
- *
- * memory pointed by "size" is assigned total length of the array in bytes
- *
- */
-char *get_boot_devices_list(size_t *size)
-{
- FWBootEntry *i;
- size_t total = 0;
- char *list = NULL;
- MachineClass *mc = MACHINE_GET_CLASS(qdev_get_machine());
- bool ignore_suffixes = mc->ignore_boot_device_suffixes;
-
- QTAILQ_FOREACH(i, &fw_boot_order, link) {
- char *bootpath;
- size_t len;
-
- bootpath = get_boot_device_path(i->dev, ignore_suffixes, i->suffix);
-
- if (total) {
- list[total-1] = '\n';
- }
- len = strlen(bootpath) + 1;
- list = g_realloc(list, total + len);
- memcpy(&list[total], bootpath, len);
- total += len;
- g_free(bootpath);
- }
-
- *size = total;
-
- if (boot_strict && *size > 0) {
- list[total-1] = '\n';
- list = g_realloc(list, total + 5);
- memcpy(&list[total], "HALT", 5);
- *size = total + 5;
- }
- return list;
-}
-
-typedef struct {
- int32_t *bootindex;
- const char *suffix;
- DeviceState *dev;
-} BootIndexProperty;
-
-static void device_get_bootindex(Object *obj, Visitor *v, const char *name,
- void *opaque, Error **errp)
-{
- BootIndexProperty *prop = opaque;
- visit_type_int32(v, name, prop->bootindex, errp);
-}
-
-static void device_set_bootindex(Object *obj, Visitor *v, const char *name,
- void *opaque, Error **errp)
-{
- BootIndexProperty *prop = opaque;
- int32_t boot_index;
- Error *local_err = NULL;
-
- if (!visit_type_int32(v, name, &boot_index, errp)) {
- return;
- }
- /* check whether bootindex is present in fw_boot_order list */
- check_boot_index(boot_index, &local_err);
- if (local_err) {
- error_propagate(errp, local_err);
- return;
- }
- /* change bootindex to a new one */
- *prop->bootindex = boot_index;
-
- add_boot_device_path(*prop->bootindex, prop->dev, prop->suffix);
-}
-
-static void property_release_bootindex(Object *obj, const char *name,
- void *opaque)
-
-{
- BootIndexProperty *prop = opaque;
-
- del_boot_device_path(prop->dev, prop->suffix);
- g_free(prop);
-}
-
-void device_add_bootindex_property(Object *obj, int32_t *bootindex,
- const char *name, const char *suffix,
- DeviceState *dev)
-{
- BootIndexProperty *prop = g_malloc0(sizeof(*prop));
-
- prop->bootindex = bootindex;
- prop->suffix = suffix;
- prop->dev = dev;
-
- object_property_add(obj, name, "int32",
- device_get_bootindex,
- device_set_bootindex,
- property_release_bootindex,
- prop);
-
- /* initialize devices' bootindex property to -1 */
- object_property_set_int(obj, name, -1, NULL);
-}
-
-typedef struct FWLCHSEntry FWLCHSEntry;
-
-struct FWLCHSEntry {
- QTAILQ_ENTRY(FWLCHSEntry) link;
- DeviceState *dev;
- char *suffix;
- uint32_t lcyls;
- uint32_t lheads;
- uint32_t lsecs;
-};
-
-static QTAILQ_HEAD(, FWLCHSEntry) fw_lchs =
- QTAILQ_HEAD_INITIALIZER(fw_lchs);
-
-void add_boot_device_lchs(DeviceState *dev, const char *suffix,
- uint32_t lcyls, uint32_t lheads, uint32_t lsecs)
-{
- FWLCHSEntry *node;
-
- if (!lcyls && !lheads && !lsecs) {
- return;
- }
-
- assert(dev != NULL || suffix != NULL);
-
- node = g_malloc0(sizeof(FWLCHSEntry));
- node->suffix = g_strdup(suffix);
- node->dev = dev;
- node->lcyls = lcyls;
- node->lheads = lheads;
- node->lsecs = lsecs;
-
- QTAILQ_INSERT_TAIL(&fw_lchs, node, link);
-}
-
-void del_boot_device_lchs(DeviceState *dev, const char *suffix)
-{
- FWLCHSEntry *i;
-
- if (dev == NULL) {
- return;
- }
-
- QTAILQ_FOREACH(i, &fw_lchs, link) {
- if ((!suffix || !g_strcmp0(i->suffix, suffix)) &&
- i->dev == dev) {
- QTAILQ_REMOVE(&fw_lchs, i, link);
- g_free(i->suffix);
- g_free(i);
-
- break;
- }
- }
-}
-
-char *get_boot_devices_lchs_list(size_t *size)
-{
- FWLCHSEntry *i;
- size_t total = 0;
- char *list = NULL;
-
- QTAILQ_FOREACH(i, &fw_lchs, link) {
- char *bootpath;
- char *chs_string;
- size_t len;
-
- bootpath = get_boot_device_path(i->dev, false, i->suffix);
- chs_string = g_strdup_printf("%s %" PRIu32 " %" PRIu32 " %" PRIu32,
- bootpath, i->lcyls, i->lheads, i->lsecs);
-
- if (total) {
- list[total - 1] = '\n';
- }
- len = strlen(chs_string) + 1;
- list = g_realloc(list, total + len);
- memcpy(&list[total], chs_string, len);
- total += len;
- g_free(chs_string);
- g_free(bootpath);
- }
-
- *size = total;
-
- return list;
-}