src/include/gic.h

   1 /*
   2  * This file is part of the coreboot project.
   3  *
   4  * Copyright (C) 2014 Google Inc
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; version 2 of the License.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  */
  15
  16 #ifndef GIC_H
  17 #define GIC_H
  18
  19 #if IS_ENABLED(CONFIG_GIC)
  20
  21 /* Initialize the GIC on the currently processor, including GICD and GICC. */
  22 void gic_init(void);
  23 void gic_disable(void);
  24 void gic_enable(void);
  25
  26 /* Return a pointer to the base of the GIC distributor mmio region. */
  27 void *gicd_base(void);
  28
  29 /* Return a pointer to the base of the GIC CPU mmio region. */
  30 void *gicc_base(void);
  31
  32 #else /* CONFIG_GIC */
  33
  34 static inline void gic_init(void) {}
  35 static inline void gic_disable(void) {}
  36
  37 #endif /* CONFIG_GIC */
  38
  39 #endif /* GIC_H */