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Diffstat (limited to 'arch/mips/include/asm/gic.h')
-rw-r--r--arch/mips/include/asm/gic.h49
1 files changed, 39 insertions, 10 deletions
diff --git a/arch/mips/include/asm/gic.h b/arch/mips/include/asm/gic.h
index 991b659e254..37620db588b 100644
--- a/arch/mips/include/asm/gic.h
+++ b/arch/mips/include/asm/gic.h
@@ -33,13 +33,13 @@
REG32(_gic_base + segment##_##SECTION_OFS + offset)
#define GIC_ABS_REG(segment, offset) \
- (_gic_base + segment##_##SECTION_OFS + offset##_##OFS)
+ (_gic_base + segment##_##SECTION_OFS + offset##_##OFS)
#define GIC_REG_ABS_ADDR(segment, offset) \
- (_gic_base + segment##_##SECTION_OFS + offset)
+ (_gic_base + segment##_##SECTION_OFS + offset)
#ifdef GICISBYTELITTLEENDIAN
-#define GICREAD(reg, data) (data) = (reg), (data) = le32_to_cpu(data)
-#define GICWRITE(reg, data) (reg) = cpu_to_le32(data)
+#define GICREAD(reg, data) ((data) = (reg), (data) = le32_to_cpu(data))
+#define GICWRITE(reg, data) ((reg) = cpu_to_le32(data))
#define GICBIS(reg, bits) \
({unsigned int data; \
GICREAD(reg, data); \
@@ -48,9 +48,9 @@
})
#else
-#define GICREAD(reg, data) (data) = (reg)
-#define GICWRITE(reg, data) (reg) = (data)
-#define GICBIS(reg, bits) (reg) |= (bits)
+#define GICREAD(reg, data) ((data) = (reg))
+#define GICWRITE(reg, data) ((reg) = (data))
+#define GICBIS(reg, bits) ((reg) |= (bits))
#endif
@@ -304,15 +304,15 @@
GIC_SH_MAP_TO_VPE_REG_BIT(vpe))
struct gic_pcpu_mask {
- DECLARE_BITMAP(pcpu_mask, GIC_NUM_INTRS);
+ DECLARE_BITMAP(pcpu_mask, GIC_NUM_INTRS);
};
struct gic_pending_regs {
- DECLARE_BITMAP(pending, GIC_NUM_INTRS);
+ DECLARE_BITMAP(pending, GIC_NUM_INTRS);
};
struct gic_intrmask_regs {
- DECLARE_BITMAP(intrmask, GIC_NUM_INTRS);
+ DECLARE_BITMAP(intrmask, GIC_NUM_INTRS);
};
/*
@@ -341,15 +341,44 @@ struct gic_shared_intr_map {
unsigned int local_intr_mask;
};
+/* GIC nomenclature for Core Interrupt Pins. */
+#define GIC_CPU_INT0 0 /* Core Interrupt 2 */
+#define GIC_CPU_INT1 1 /* . */
+#define GIC_CPU_INT2 2 /* . */
+#define GIC_CPU_INT3 3 /* . */
+#define GIC_CPU_INT4 4 /* . */
+#define GIC_CPU_INT5 5 /* Core Interrupt 5 */
+
+/* Local GIC interrupts. */
+#define GIC_INT_TMR (GIC_CPU_INT5)
+#define GIC_INT_PERFCTR (GIC_CPU_INT5)
+
+/* Add 2 to convert non-EIC hardware interrupt to EIC vector number. */
+#define GIC_CPU_TO_VEC_OFFSET (2)
+
+/* Mapped interrupt to pin X, then GIC will generate the vector (X+1). */
+#define GIC_PIN_TO_VEC_OFFSET (1)
+
+extern unsigned long _gic_base;
+extern unsigned int gic_irq_base;
+extern unsigned int gic_irq_flags[];
+extern struct gic_shared_intr_map gic_shared_intr_map[];
+
extern void gic_init(unsigned long gic_base_addr,
unsigned long gic_addrspace_size, struct gic_intr_map *intrmap,
unsigned int intrmap_size, unsigned int irqbase);
+extern void gic_clocksource_init(unsigned int);
extern unsigned int gic_get_int(void);
extern void gic_send_ipi(unsigned int intr);
extern unsigned int plat_ipi_call_int_xlate(unsigned int);
extern unsigned int plat_ipi_resched_int_xlate(unsigned int);
extern void gic_bind_eic_interrupt(int irq, int set);
extern unsigned int gic_get_timer_pending(void);
+extern void gic_enable_interrupt(int irq_vec);
+extern void gic_disable_interrupt(int irq_vec);
+extern void gic_irq_ack(struct irq_data *d);
+extern void gic_finish_irq(struct irq_data *d);
+extern void gic_platform_init(int irqs, struct irq_chip *irq_controller);
#endif /* _ASM_GICREGS_H */