linux/include/linux/irqchip/arm-gic-acpi.h
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   1/*
   2 * Copyright (C) 2014, Linaro Ltd.
   3 *      Author: Tomasz Nowicki <tomasz.nowicki@linaro.org>
   4 *
   5 * This program is free software; you can redistribute it and/or modify
   6 * it under the terms of the GNU General Public License version 2 as
   7 * published by the Free Software Foundation.
   8 */
   9
  10#ifndef ARM_GIC_ACPI_H_
  11#define ARM_GIC_ACPI_H_
  12
  13#ifdef CONFIG_ACPI
  14
  15/*
  16 * Hard code here, we can not get memory size from MADT (but FDT does),
  17 * Actually no need to do that, because this size can be inferred
  18 * from GIC spec.
  19 */
  20#define ACPI_GICV2_DIST_MEM_SIZE        (SZ_4K)
  21#define ACPI_GIC_CPU_IF_MEM_SIZE        (SZ_8K)
  22
  23struct acpi_table_header;
  24
  25int gic_v2_acpi_init(struct acpi_table_header *table);
  26void acpi_gic_init(void);
  27#else
  28static inline void acpi_gic_init(void) { }
  29#endif
  30
  31#endif /* ARM_GIC_ACPI_H_ */
  32