From: Zhang Xiantao <[EMAIL PROTECTED]>
In order to adapt the requirement of open guest firmware.
Since open guest firmware use hard-code to check
hob entries, so add one empty entry to workaround it.
Signed-off-by: Zhang Xiantao <[EMAIL PROTECTED]>
Signed-off-by: Avi Kivity <[EMAIL PROTECTED]>
diff --git a/qemu/target-ia64/firmware.c b/qemu/target-ia64/firmware.c
index 7b1a65d..2469350 100644
--- a/qemu/target-ia64/firmware.c
+++ b/qemu/target-ia64/firmware.c
@@ -72,6 +72,7 @@ typedef enum {
HOB_TYPE_PAL_VM_INFO,
HOB_TYPE_PAL_VM_PAGE_SIZE,
HOB_TYPE_NR_VCPU,
+ HOB_TYPE_NR_NVRAM,
HOB_TYPE_MAX
} hob_type_t;
@@ -191,6 +192,13 @@ get_hob_size(void* hob_buf)
return phit->length;
}
+static int
+add_max_hob_entry(void* hob_buf)
+{
+ long max_hob = 0;
+ return hob_add(hob_buf, HOB_TYPE_MAX, &max_hob, sizeof(long));
+}
+
static int
build_hob(void* hob_buf, unsigned long hob_buf_size,
unsigned long dom_mem_size, unsigned long vcpus)
@@ -216,6 +224,10 @@ build_hob(void* hob_buf, unsigned long hob_buf_size,
goto err_out;
}
+ if (add_max_hob_entry(hob_buf) < 0) {
+ Hob_Output("Add max hob entry failed, buffer too small");
+ goto err_out;
+ }
return 0;
err_out:
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