1 files changed, 39 insertions, 0 deletions
diff --git a/deps/sysobj_early/include/cpubits.h b/deps/sysobj_early/include/cpubits.h
new file mode 100644
index 00000000..2d8fe8a6
--- /dev/null
+++ b/deps/sysobj_early/include/cpubits.h
@@ -0,0 +1,39 @@
+/*
+ * rpiz - https://github.com/bp0/rpiz
+ * Copyright (C) 2017  Burt P. <pburt0@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ *
+ */
+
+#ifndef _CPUBITS_H_
+#define _CPUBITS_H_
+
+#include <stdint.h>
+
+typedef uint32_t cpubits;
+uint32_t cpubits_count(cpubits *b);
+int cpubits_min(cpubits *b);
+int cpubits_max(cpubits *b);
+int cpubits_next(cpubits *b, int start, int end);
+cpubits *cpubits_from_str(char *str);
+char *cpubits_to_str(cpubits *bits, char *str, int max_len);
+
+#define CPUBITS_SIZE 4096 /* bytes, multiple of sizeof(uint32_t) */
+#define CPUBIT_SET(BITS, BIT) ((BITS)[(BIT)/32] |= (1 << (BIT)%32))
+#define CPUBIT_GET(BITS, BIT) (((BITS)[(BIT)/32] & (1 << (BIT)%32)) >> (BIT)%32)
+#define CPUBITS_CLEAR(BITS) memset((BITS), 0, CPUBITS_SIZE)
+
+#endif