From: Sam Eiderman <shmuel.eider...@oracle.com>
Add an interface to provide direct logical CHS values for boot devices.
We will use this interface in the next commits.
Reviewed-by: Karl Heubaum <karl.heub...@oracle.com>
Reviewed-by: Arbel Moshe <arbel.mo...@oracle.com>
Signed-off-by: Sam Eiderman <shmuel.eider...@oracle.com>
---
bootdevice.c | 55 +++++++++++++++++++++++++++++++++++++++++
include/sysemu/sysemu.h | 3 +++
2 files changed, 58 insertions(+)
diff --git a/bootdevice.c b/bootdevice.c
index 1d225202f9..bc5e1c2de4 100644
--- a/bootdevice.c
+++ b/bootdevice.c
@@ -343,3 +343,58 @@ void device_add_bootindex_property(Object *obj, int32_t
*bootindex,
/* initialize devices' bootindex property to -1 */
object_property_set_int(obj, -1, name, 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;
+ }
+ }
+}
diff --git a/include/sysemu/sysemu.h b/include/sysemu/sysemu.h
index d2c38f611a..1a33f25a5a 100644
--- a/include/sysemu/sysemu.h
+++ b/include/sysemu/sysemu.h
@@ -105,6 +105,9 @@ void device_add_bootindex_property(Object *obj, int32_t
*bootindex,
DeviceState *dev, Error **errp);
void restore_boot_order(void *opaque);
void validate_bootdevices(const char *devices, Error **errp);
+void add_boot_device_lchs(DeviceState *dev, const char *suffix,
+ uint32_t lcyls, uint32_t lheads, uint32_t lsecs);
+void del_boot_device_lchs(DeviceState *dev, const char *suffix);
/* handler to set the boot_device order for a specific type of MachineClass */
typedef void QEMUBootSetHandler(void *opaque, const char *boot_order,
--
2.23.0.187.g17f5b7556c-goog
