x86: Make show_boot_progress() common

This function can probably be used on all x86 boards, so move it into the
common file.

Signed-off-by: Simon Glass <sjg@chromium.org>

arch/x86/cpu/coreboot/coreboot.c

@@ -15,7 +15,6 @@
 #include <asm/cache.h>
 #include <asm/cpu.h>
 #include <asm/io.h>
-#include <asm/post.h>
 #include <asm/arch/tables.h>
 #include <asm/arch/sysinfo.h>
 #include <asm/arch/timestamp.h>
@@ -51,29 +50,6 @@ int board_early_init_r(void)
 	return 0;
 }
 
-void show_boot_progress(int val)
-{
-#if MIN_PORT80_KCLOCKS_DELAY
-	/*
-	 * Scale the time counter reading to avoid using 64 bit arithmetics.
-	 * Can't use get_timer() here becuase it could be not yet
-	 * initialized or even implemented.
-	 */
-	if (!gd->arch.tsc_prev) {
-		gd->arch.tsc_base_kclocks = rdtsc() / 1000;
-		gd->arch.tsc_prev = 0;
-	} else {
-		uint32_t now;
-
-		do {
-			now = rdtsc() / 1000 - gd->arch.tsc_base_kclocks;
-		} while (now < (gd->arch.tsc_prev + MIN_PORT80_KCLOCKS_DELAY));
-		gd->arch.tsc_prev = now;
-	}
-#endif
-	outb(val, POST_PORT);
-}
-
 int print_cpuinfo(void)
 {
 	return default_print_cpuinfo();

arch/x86/cpu/cpu.c

@@ -25,6 +25,7 @@
 #include <malloc.h>
 #include <asm/control_regs.h>
 #include <asm/cpu.h>
+#include <asm/post.h>
 #include <asm/processor.h>
 #include <asm/processor-flags.h>
 #include <asm/interrupt.h>
@@ -567,3 +568,26 @@ int cpu_jump_to_64bit(ulong setup_base, ulong target)
 
 	return -EFAULT;
 }
+
+void show_boot_progress(int val)
+{
+#if MIN_PORT80_KCLOCKS_DELAY
+	/*
+	 * Scale the time counter reading to avoid using 64 bit arithmetics.
+	 * Can't use get_timer() here becuase it could be not yet
+	 * initialized or even implemented.
+	 */
+	if (!gd->arch.tsc_prev) {
+		gd->arch.tsc_base_kclocks = rdtsc() / 1000;
+		gd->arch.tsc_prev = 0;
+	} else {
+		uint32_t now;
+
+		do {
+			now = rdtsc() / 1000 - gd->arch.tsc_base_kclocks;
+		} while (now < (gd->arch.tsc_prev + MIN_PORT80_KCLOCKS_DELAY));
+		gd->arch.tsc_prev = now;
+	}
+#endif
+	outb(val, POST_PORT);
+}