From 610f91d87152cbe48d3054fcf437d8239da6ef35 Mon Sep 17 00:00:00 2001 From: Amlal Date: Sat, 21 Dec 2024 21:59:13 +0100 Subject: IMP: :boom: Breaking changes some checks are needed to be done. Signed-off-by: Amlal --- dev/BootLoader/BootKit/BitManip.h | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) create mode 100644 dev/BootLoader/BootKit/BitManip.h (limited to 'dev/BootLoader/BootKit/BitManip.h') diff --git a/dev/BootLoader/BootKit/BitManip.h b/dev/BootLoader/BootKit/BitManip.h new file mode 100644 index 00000000..7146d266 --- /dev/null +++ b/dev/BootLoader/BootKit/BitManip.h @@ -0,0 +1,20 @@ +/* ------------------------------------------- + + Copyright (C) 2024, TQ B.V, 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__ -- cgit v1.2.3