diff options
author | Paolo Bonzini <pbonzini@redhat.com> | 2013-03-18 17:36:02 +0100 |
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committer | Paolo Bonzini <pbonzini@redhat.com> | 2013-04-08 18:13:16 +0200 |
commit | 47b43a1f414c5b3eb9eb7502d0b0be0d134259ba (patch) | |
tree | 9acfd03f458083a077ac79bd462d5360916f445f /hw/arm_gic_internal.h | |
parent | 8d8b636d28a97af7bf43c3267d07f87b9530939a (diff) |
hw: move private headers to hw/ subdirectories.
Many headers are used only in a single directory. These can be
kept in hw/.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'hw/arm_gic_internal.h')
-rw-r--r-- | hw/arm_gic_internal.h | 138 |
1 files changed, 0 insertions, 138 deletions
diff --git a/hw/arm_gic_internal.h b/hw/arm_gic_internal.h deleted file mode 100644 index 99a3bc362b..0000000000 --- a/hw/arm_gic_internal.h +++ /dev/null @@ -1,138 +0,0 @@ -/* - * ARM GIC support - internal interfaces - * - * Copyright (c) 2012 Linaro Limited - * Written by Peter Maydell - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, see <http://www.gnu.org/licenses/>. - */ - -#ifndef QEMU_ARM_GIC_INTERNAL_H -#define QEMU_ARM_GIC_INTERNAL_H - -#include "hw/sysbus.h" - -/* Maximum number of possible interrupts, determined by the GIC architecture */ -#define GIC_MAXIRQ 1020 -/* First 32 are private to each CPU (SGIs and PPIs). */ -#define GIC_INTERNAL 32 -/* Maximum number of possible CPU interfaces, determined by GIC architecture */ -#define NCPU 8 - -#define ALL_CPU_MASK ((unsigned)(((1 << NCPU) - 1))) - -/* The NVIC has 16 internal vectors. However these are not exposed - through the normal GIC interface. */ -#define GIC_BASE_IRQ ((s->revision == REV_NVIC) ? 32 : 0) - -#define GIC_SET_ENABLED(irq, cm) s->irq_state[irq].enabled |= (cm) -#define GIC_CLEAR_ENABLED(irq, cm) s->irq_state[irq].enabled &= ~(cm) -#define GIC_TEST_ENABLED(irq, cm) ((s->irq_state[irq].enabled & (cm)) != 0) -#define GIC_SET_PENDING(irq, cm) s->irq_state[irq].pending |= (cm) -#define GIC_CLEAR_PENDING(irq, cm) s->irq_state[irq].pending &= ~(cm) -#define GIC_TEST_PENDING(irq, cm) ((s->irq_state[irq].pending & (cm)) != 0) -#define GIC_SET_ACTIVE(irq, cm) s->irq_state[irq].active |= (cm) -#define GIC_CLEAR_ACTIVE(irq, cm) s->irq_state[irq].active &= ~(cm) -#define GIC_TEST_ACTIVE(irq, cm) ((s->irq_state[irq].active & (cm)) != 0) -#define GIC_SET_MODEL(irq) s->irq_state[irq].model = true -#define GIC_CLEAR_MODEL(irq) s->irq_state[irq].model = false -#define GIC_TEST_MODEL(irq) s->irq_state[irq].model -#define GIC_SET_LEVEL(irq, cm) s->irq_state[irq].level = (cm) -#define GIC_CLEAR_LEVEL(irq, cm) s->irq_state[irq].level &= ~(cm) -#define GIC_TEST_LEVEL(irq, cm) ((s->irq_state[irq].level & (cm)) != 0) -#define GIC_SET_TRIGGER(irq) s->irq_state[irq].trigger = true -#define GIC_CLEAR_TRIGGER(irq) s->irq_state[irq].trigger = false -#define GIC_TEST_TRIGGER(irq) s->irq_state[irq].trigger -#define GIC_GET_PRIORITY(irq, cpu) (((irq) < GIC_INTERNAL) ? \ - s->priority1[irq][cpu] : \ - s->priority2[(irq) - GIC_INTERNAL]) -#define GIC_TARGET(irq) s->irq_target[irq] - -typedef struct gic_irq_state { - /* The enable bits are only banked for per-cpu interrupts. */ - uint8_t enabled; - uint8_t pending; - uint8_t active; - uint8_t level; - bool model; /* 0 = N:N, 1 = 1:N */ - bool trigger; /* nonzero = edge triggered. */ -} gic_irq_state; - -typedef struct GICState { - SysBusDevice busdev; - qemu_irq parent_irq[NCPU]; - bool enabled; - bool cpu_enabled[NCPU]; - - gic_irq_state irq_state[GIC_MAXIRQ]; - uint8_t irq_target[GIC_MAXIRQ]; - uint8_t priority1[GIC_INTERNAL][NCPU]; - uint8_t priority2[GIC_MAXIRQ - GIC_INTERNAL]; - uint16_t last_active[GIC_MAXIRQ][NCPU]; - - uint16_t priority_mask[NCPU]; - uint16_t running_irq[NCPU]; - uint16_t running_priority[NCPU]; - uint16_t current_pending[NCPU]; - - uint32_t num_cpu; - - MemoryRegion iomem; /* Distributor */ - /* This is just so we can have an opaque pointer which identifies - * both this GIC and which CPU interface we should be accessing. - */ - struct GICState *backref[NCPU]; - MemoryRegion cpuiomem[NCPU+1]; /* CPU interfaces */ - uint32_t num_irq; - uint32_t revision; -} GICState; - -/* The special cases for the revision property: */ -#define REV_11MPCORE 0 -#define REV_NVIC 0xffffffff - -void gic_set_pending_private(GICState *s, int cpu, int irq); -uint32_t gic_acknowledge_irq(GICState *s, int cpu); -void gic_complete_irq(GICState *s, int cpu, int irq); -void gic_update(GICState *s); -void gic_init_irqs_and_distributor(GICState *s, int num_irq); - -#define TYPE_ARM_GIC_COMMON "arm_gic_common" -#define ARM_GIC_COMMON(obj) \ - OBJECT_CHECK(GICState, (obj), TYPE_ARM_GIC_COMMON) -#define ARM_GIC_COMMON_CLASS(klass) \ - OBJECT_CLASS_CHECK(ARMGICCommonClass, (klass), TYPE_ARM_GIC_COMMON) -#define ARM_GIC_COMMON_GET_CLASS(obj) \ - OBJECT_GET_CLASS(ARMGICCommonClass, (obj), TYPE_ARM_GIC_COMMON) - -typedef struct ARMGICCommonClass { - SysBusDeviceClass parent_class; - void (*pre_save)(GICState *s); - void (*post_load)(GICState *s); -} ARMGICCommonClass; - -#define TYPE_ARM_GIC "arm_gic" -#define ARM_GIC(obj) \ - OBJECT_CHECK(GICState, (obj), TYPE_ARM_GIC) -#define ARM_GIC_CLASS(klass) \ - OBJECT_CLASS_CHECK(ARMGICClass, (klass), TYPE_ARM_GIC) -#define ARM_GIC_GET_CLASS(obj) \ - OBJECT_GET_CLASS(ARMGICClass, (obj), TYPE_ARM_GIC) - -typedef struct ARMGICClass { - ARMGICCommonClass parent_class; - DeviceRealize parent_realize; -} ARMGICClass; - -#endif /* !QEMU_ARM_GIC_INTERNAL_H */ |