X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?a=blobdiff_plain;f=kitten%2Fkernel%2Fcpuinfo.c;fp=kitten%2Fkernel%2Fcpuinfo.c;h=fe775a1486a92408a54829db326956c7ff714bf5;hb=66a1a4c7a9edcd7d8bc207aca093d694a6e6b5b2;hp=0000000000000000000000000000000000000000;hpb=f7cf9c19ecb0a589dd45ae0d2c91814bd3c2acc2;p=palacios-OLD.git

diff --git a/kitten/kernel/cpuinfo.c b/kitten/kernel/cpuinfo.c
new file mode 100644
index 0000000..fe775a1
--- /dev/null
+++ b/kitten/kernel/cpuinfo.c
@@ -0,0 +1,31 @@
+#include <lwk/kernel.h>
+#include <lwk/cpuinfo.h>
+
+/**
+ * Info structure for each CPU in the system.
+ * Array is indexed by logical CPU ID.
+ */
+struct cpuinfo cpu_info[NR_CPUS];
+
+/**
+ * Map of all available CPUs.
+ * This map represents logical CPU IDs.
+ */
+cpumask_t cpu_present_map;
+
+/**
+ * Map of all booted CPUs.
+ * This map represents logical CPU IDs.
+ * It will be a subset of cpu_present_map (usually identical after boot).
+ */
+cpumask_t cpu_online_map;
+
+/**
+ * Prints the input cpuinfo structure to the console.
+ */
+void print_cpuinfo(struct cpuinfo *c)
+{
+	printk("logical cpu id\t: %u\n", c->logical_id);
+	print_arch_cpuinfo(c);
+}
+