hypervisor/arch/arm/include/asm/gic_common.h

   1 /*
   2  * Jailhouse, a Linux-based partitioning hypervisor
   3  *
   4  * Copyright (c) ARM Limited, 2014
   5  *
   6  * Authors:
   7  *  Jean-Philippe Brucker <jean-philippe.brucker@arm.com>
   8  *
   9  * This work is licensed under the terms of the GNU GPL, version 2.  See
  10  * the COPYING file in the top-level directory.
  11  */
  12
  13 #ifndef _JAILHOUSE_ASM_GIC_COMMON_H
  14 #define _JAILHOUSE_ASM_GIC_COMMON_H
  15
  16 #include <jailhouse/mmio.h>
  17 #include <jailhouse/types.h>
  18
  19 #define GICD_CTLR                       0x0000
  20 #define GICD_TYPER                      0x0004
  21 #define GICD_IIDR                       0x0008
  22 #define GICD_IGROUPR                    0x0080
  23 #define GICD_ISENABLER                  0x0100
  24 #define GICD_ICENABLER                  0x0180
  25 #define GICD_ISPENDR                    0x0200
  26 #define GICD_ICPENDR                    0x0280
  27 #define GICD_ISACTIVER                  0x0300
  28 #define GICD_ICACTIVER                  0x0380
  29 #define GICD_IPRIORITYR                 0x0400
  30 #define GICD_ITARGETSR                  0x0800
  31 #define GICD_ICFGR                      0x0c00
  32 #define GICD_NSACR                      0x0e00
  33 #define GICD_SGIR                       0x0f00
  34 #define GICD_CPENDSGIR                  0x0f10
  35 #define GICD_SPENDSGIR                  0x0f20
  36 #define GICD_IROUTER                    0x6000
  37
  38 #define GICD_PIDR2_ARCH(pidr)           (((pidr) & 0xf0) >> 4)
  39
  40 #define is_sgi(irqn)                    ((u32)(irqn) < 16)
  41 #define is_ppi(irqn)                    ((irqn) > 15 && (irqn) < 32)
  42 #define is_spi(irqn)                    ((irqn) > 31 && (irqn) < 1020)
  43
  44 #ifndef __ASSEMBLY__
  45
  46 struct cell;
  47 struct arm_mmio_access;
  48 struct per_cpu;
  49 struct sgi;
  50
  51 int gic_probe_cpu_id(unsigned int cpu);
  52 enum mmio_result gic_handle_dist_access(void *arg, struct mmio_access *mmio);
  53 enum mmio_result gic_handle_irq_route(struct mmio_access *mmio,
  54                                       unsigned int irq);
  55 void gic_handle_sgir_write(struct sgi *sgi, bool virt_input);
  56 void gic_handle_irq(struct per_cpu *cpu_data);
  57 void gic_target_spis(struct cell *config_cell, struct cell *dest_cell);
  58 bool gic_targets_in_cell(struct cell *cell, u8 targets);
  59
  60 #endif /* !__ASSEMBLY__ */
  61 #endif /* !_JAILHOUSE_ASM_GIC_COMMON_H */