summary refs log tree commit diff stats
path: root/hw
diff options
context:
space:
mode:
Diffstat (limited to 'hw')
-rw-r--r--hw/mips/addr.c12
-rw-r--r--hw/mips/mips_malta.c17
2 files changed, 19 insertions, 10 deletions
diff --git a/hw/mips/addr.c b/hw/mips/addr.c
index e4e86b4a75..4da46e1731 100644
--- a/hw/mips/addr.c
+++ b/hw/mips/addr.c
@@ -24,6 +24,8 @@
 #include "hw/hw.h"
 #include "hw/mips/cpudevs.h"
 
+static int mips_um_ksegs;
+
 uint64_t cpu_mips_kseg0_to_phys(void *opaque, uint64_t addr)
 {
     return addr & 0x1fffffffll;
@@ -38,3 +40,13 @@ uint64_t cpu_mips_kvm_um_phys_to_kseg0(void *opaque, uint64_t addr)
 {
     return addr | 0x40000000ll;
 }
+
+bool mips_um_ksegs_enabled(void)
+{
+    return mips_um_ksegs;
+}
+
+void mips_um_ksegs_enable(void)
+{
+    mips_um_ksegs = 1;
+}
diff --git a/hw/mips/mips_malta.c b/hw/mips/mips_malta.c
index 9dcec27304..af678f5784 100644
--- a/hw/mips/mips_malta.c
+++ b/hw/mips/mips_malta.c
@@ -818,23 +818,20 @@ static int64_t load_kernel (void)
         exit(1);
     }
 
-    /* Sanity check where the kernel has been linked */
-    if (kvm_enabled()) {
-        if (kernel_entry & 0x80000000ll) {
+    /* Check where the kernel has been linked */
+    if (kernel_entry & 0x80000000ll) {
+        if (kvm_enabled()) {
             error_report("KVM guest kernels must be linked in useg. "
                          "Did you forget to enable CONFIG_KVM_GUEST?");
             exit(1);
         }
 
-        xlate_to_kseg0 = cpu_mips_kvm_um_phys_to_kseg0;
+        xlate_to_kseg0 = cpu_mips_phys_to_kseg0;
     } else {
-        if (!(kernel_entry & 0x80000000ll)) {
-            error_report("KVM guest kernels aren't supported with TCG. "
-                         "Did you unintentionally enable CONFIG_KVM_GUEST?");
-            exit(1);
-        }
+        /* if kernel entry is in useg it is probably a KVM T&E kernel */
+        mips_um_ksegs_enable();
 
-        xlate_to_kseg0 = cpu_mips_phys_to_kseg0;
+        xlate_to_kseg0 = cpu_mips_kvm_um_phys_to_kseg0;
     }
 
     /* load initrd */