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authorAmlal <amlal.elmahrouss@icloud.com>2025-01-24 10:38:36 +0100
committerAmlal <amlal.elmahrouss@icloud.com>2025-01-24 10:38:36 +0100
commit7b4bd3577a31d0f0adc7371840642791ae1567f4 (patch)
tree1a8afc973aaa739d0d763315cad2fd376d1cea9c /dev/Boot/BootKit/BitManip.h
ADD: Open version, with important changes kept out.
Signed-off-by: Amlal <amlal.elmahrouss@icloud.com>
Diffstat (limited to 'dev/Boot/BootKit/BitManip.h')
-rw-r--r--dev/Boot/BootKit/BitManip.h20
1 files changed, 20 insertions, 0 deletions
diff --git a/dev/Boot/BootKit/BitManip.h b/dev/Boot/BootKit/BitManip.h
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+/* -------------------------------------------
+
+ Copyright (C) 2024, Amlal EL Mahrouss, all rights reserved.
+
+------------------------------------------- */
+
+#ifndef __BITMANIP_H__
+#define __BITMANIP_H__
+
+/// File: BitManip.h
+/// Purpose: Bit manipulation helpers, based on coreboot-dev.
+
+#define bk_set_bit(X, O) X = (1 << O) | X
+#define bk_clear_bit(X, O) X = ~(1 << O) & X
+#define bk_toogle(X, O) X = (1 << O) ^ X
+#define bk_lsb(X) X = X & -X
+#define bk_msb(X) X = -(mp_lsb(X)) & X
+#define bk_look_for_bit(X, O) (1 << O) | X
+
+#endif // ifndef __BITMANIP_H__