vdso

kernel/vdso/system.c

@@ -0,0 +1,28 @@
+#include <zinnia/system.h>
+#include <kernel/vdso.h>
+
+void zn_log(const char* message, size_t len) {
+    zn_syscall2(message, len, ZN_SYSCALL_LOG);
+}
+
+VDSO_SYMBOL(zn_log);
+
+size_t zn_page_size() {
+    size_t size = 0;
+    zn_syscall1(&size, ZN_SYSCALL_PAGE_SIZE);
+    return size;
+}
+
+VDSO_SYMBOL(zn_page_size);
+
+zn_status_t zn_powerctl() {
+    return ZN_ERR_UNSUPPORTED;
+}
+
+VDSO_SYMBOL(zn_powerctl);
+
+uint64_t zn_time() {
+    return vdso_data.time.nsec;
+}
+
+VDSO_SYMBOL(zn_time);