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Diffstat (limited to 'src/arch/i386/smp/mpspec.c')
-rw-r--r--src/arch/i386/smp/mpspec.c24
1 files changed, 24 insertions, 0 deletions
diff --git a/src/arch/i386/smp/mpspec.c b/src/arch/i386/smp/mpspec.c
index daeb78435d..797dab43c6 100644
--- a/src/arch/i386/smp/mpspec.c
+++ b/src/arch/i386/smp/mpspec.c
@@ -48,6 +48,30 @@ void *smp_write_floating_table(unsigned long addr)
return v;
}
+void *smp_write_floating_table_physaddr(unsigned long addr, unsigned long mpf_physptr)
+{
+ struct intel_mp_floating *mf;
+ void *v;
+
+ v = (void *)addr;
+ mf = v;
+ mf->mpf_signature[0] = '_';
+ mf->mpf_signature[1] = 'M';
+ mf->mpf_signature[2] = 'P';
+ mf->mpf_signature[3] = '_';
+ mf->mpf_physptr = mpf_physptr;
+ mf->mpf_length = 1;
+ mf->mpf_specification = 4;
+ mf->mpf_checksum = 0;
+ mf->mpf_feature1 = 0;
+ mf->mpf_feature2 = 0;
+ mf->mpf_feature3 = 0;
+ mf->mpf_feature4 = 0;
+ mf->mpf_feature5 = 0;
+ mf->mpf_checksum = smp_compute_checksum(mf, mf->mpf_length*16);
+ return v;
+}
+
void *smp_next_mpc_entry(struct mp_config_table *mc)
{
void *v;