soc/intel/common/block: Add common MP Init code

This patch contains State Machine callbacks init_cpus()
and post_cpu_init().
Also, it has the SOC call for CPU feature programming.

Change-Id: I5b20d413c85bf7ec6ed89b4cdf1770c33507236b
Signed-off-by: Barnali Sarkar <barnali.sarkar@intel.com>
Reviewed-on: https://review.coreboot.org/20189
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>

1 files changed, 7 insertions, 0 deletions

diff --git a/src/soc/intel/common/block/include/intelblocks/cpulib.h b/src/soc/intel/common/block/include/intelblocks/cpulib.h
index 0038ecdb7a..f4145219b5 100644
--- a/src/soc/intel/common/block/include/intelblocks/cpulib.h
+++ b/src/soc/intel/common/block/include/intelblocks/cpulib.h
@@ -114,4 +114,11 @@ void cpu_disable_eist(void);
  */
 void cpu_enable_untrusted_mode(void);
 
+/*
+ * This function fills in the number of Cores(physical) and Threads(virtual)
+ * of the CPU in the function arguments. It also returns if the number of cores
+ * and number of threads are equal.
+ */
+int cpu_read_topology(unsigned int *num_phys, unsigned int *num_virt);
+
 #endif	/* SOC_INTEL_COMMON_BLOCK_CPULIB_H */