From da70596895d8135e08f8caac6978117697b4c021 Mon Sep 17 00:00:00 2001 From: Amlal El Mahrouss Date: Sun, 18 Aug 2024 21:39:29 +0200 Subject: [REFACTOR] Improved project structure. Signed-off-by: Amlal El Mahrouss --- dev/ZBA/BootKit/BitManip.hxx | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) create mode 100644 dev/ZBA/BootKit/BitManip.hxx (limited to 'dev/ZBA/BootKit/BitManip.hxx') diff --git a/dev/ZBA/BootKit/BitManip.hxx b/dev/ZBA/BootKit/BitManip.hxx new file mode 100644 index 00000000..50b6a0c7 --- /dev/null +++ b/dev/ZBA/BootKit/BitManip.hxx @@ -0,0 +1,20 @@ +/* ------------------------------------------- + + Copyright ZKA Technologies. + +------------------------------------------- */ + +#ifndef __BITMANIP_H__ +#define __BITMANIP_H__ + +/// Name: Bits API. +/// Purpose: Bit manip helpers, based on CoreBoot header. + +#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