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-rw-r--r--hw/i386/pc.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/hw/i386/pc.c b/hw/i386/pc.c
index 16d06c6bf8..56aecced7b 100644
--- a/hw/i386/pc.c
+++ b/hw/i386/pc.c
@@ -1412,7 +1412,13 @@ FWCfgState *pc_memory_init(PCMachineState *pcms,
if (guest_info->has_reserved_memory && pcms->hotplug_memory.base) {
uint64_t *val = g_malloc(sizeof(*val));
- *val = cpu_to_le64(ROUND_UP(pcms->hotplug_memory.base, 0x1ULL << 30));
+ PCMachineClass *pcmc = PC_MACHINE_GET_CLASS(pcms);
+ uint64_t res_mem_end = pcms->hotplug_memory.base;
+
+ if (!pcmc->broken_reserved_end) {
+ res_mem_end += memory_region_size(&pcms->hotplug_memory.mr);
+ }
+ *val = cpu_to_le64(ROUND_UP(res_mem_end, 0x1ULL << 30));
fw_cfg_add_file(fw_cfg, "etc/reserved-memory-end", val, sizeof(*val));
}