Re: [Qemu-devel] [PATCH 2/4] Set eflags and cr0 prior to calling cpu_x86_load_seg_cache() in smm_helper.c.

[Paolo Bonzini]

Il 30/04/2014 18:54, Richard Henderson ha scritto:

On 04/29/2014 01:38 PM, Kevin O'Connor wrote:

     cpu_load_eflags(env, 0, ~(CC_O | CC_S | CC_Z | CC_A | CC_P | CC_C |
                               DF_MASK));
     env->eip = 0x00008000;
+    cpu_x86_update_cr0(env,
+                       env->cr[0] & ~(CR0_PE_MASK | CR0_EM_MASK | CR0_TS_MASK |
+                                      CR0_PG_MASK));
+    cpu_x86_update_cr4(env, 0);
+    env->dr[7] = 0x00000400;
+    CC_OP = CC_OP_EFLAGS;

Please place the CC_OP update immediately after cpu_load_eflags.

I was going to move it straight inside cpu_load_eflags in a follow-up patch.

Paolo