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Diffstat (limited to 'arch/mips/include/asm/gic.h')
| -rw-r--r-- | arch/mips/include/asm/gic.h | 325 |
1 files changed, 0 insertions, 325 deletions
diff --git a/arch/mips/include/asm/gic.h b/arch/mips/include/asm/gic.h deleted file mode 100644 index 285944ca9f6c..000000000000 --- a/arch/mips/include/asm/gic.h +++ /dev/null @@ -1,325 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 2000, 07 MIPS Technologies, Inc. - * - * GIC Register Definitions - * - */ -#ifndef _ASM_GICREGS_H -#define _ASM_GICREGS_H - -#include <linux/bitmap.h> -#include <linux/threads.h> - -#include <irq.h> - -#define GIC_MAX_INTRS 256 - -/* Constants */ -#define GIC_POL_POS 1 -#define GIC_POL_NEG 0 -#define GIC_TRIG_EDGE 1 -#define GIC_TRIG_LEVEL 0 -#define GIC_TRIG_DUAL_ENABLE 1 -#define GIC_TRIG_DUAL_DISABLE 0 - -#define MSK(n) ((1 << (n)) - 1) - -/* Accessors */ -#define GIC_REG(segment, offset) (segment##_##SECTION_OFS + offset##_##OFS) - -/* GIC Address Space */ -#define SHARED_SECTION_OFS 0x0000 -#define SHARED_SECTION_SIZE 0x8000 -#define VPE_LOCAL_SECTION_OFS 0x8000 -#define VPE_LOCAL_SECTION_SIZE 0x4000 -#define VPE_OTHER_SECTION_OFS 0xc000 -#define VPE_OTHER_SECTION_SIZE 0x4000 -#define USM_VISIBLE_SECTION_OFS 0x10000 -#define USM_VISIBLE_SECTION_SIZE 0x10000 - -/* Register Map for Shared Section */ - -#define GIC_SH_CONFIG_OFS 0x0000 - -/* Shared Global Counter */ -#define GIC_SH_COUNTER_31_00_OFS 0x0010 -#define GIC_SH_COUNTER_63_32_OFS 0x0014 -#define GIC_SH_REVISIONID_OFS 0x0020 - -/* Interrupt Polarity */ -#define GIC_SH_POL_31_0_OFS 0x0100 -#define GIC_SH_POL_63_32_OFS 0x0104 -#define GIC_SH_POL_95_64_OFS 0x0108 -#define GIC_SH_POL_127_96_OFS 0x010c -#define GIC_SH_POL_159_128_OFS 0x0110 -#define GIC_SH_POL_191_160_OFS 0x0114 -#define GIC_SH_POL_223_192_OFS 0x0118 -#define GIC_SH_POL_255_224_OFS 0x011c - -/* Edge/Level Triggering */ -#define GIC_SH_TRIG_31_0_OFS 0x0180 -#define GIC_SH_TRIG_63_32_OFS 0x0184 -#define GIC_SH_TRIG_95_64_OFS 0x0188 -#define GIC_SH_TRIG_127_96_OFS 0x018c -#define GIC_SH_TRIG_159_128_OFS 0x0190 -#define GIC_SH_TRIG_191_160_OFS 0x0194 -#define GIC_SH_TRIG_223_192_OFS 0x0198 -#define GIC_SH_TRIG_255_224_OFS 0x019c - -/* Dual Edge Triggering */ -#define GIC_SH_DUAL_31_0_OFS 0x0200 -#define GIC_SH_DUAL_63_32_OFS 0x0204 -#define GIC_SH_DUAL_95_64_OFS 0x0208 -#define GIC_SH_DUAL_127_96_OFS 0x020c -#define GIC_SH_DUAL_159_128_OFS 0x0210 -#define GIC_SH_DUAL_191_160_OFS 0x0214 -#define GIC_SH_DUAL_223_192_OFS 0x0218 -#define GIC_SH_DUAL_255_224_OFS 0x021c - -/* Set/Clear corresponding bit in Edge Detect Register */ -#define GIC_SH_WEDGE_OFS 0x0280 - -/* Reset Mask - Disables Interrupt */ -#define GIC_SH_RMASK_31_0_OFS 0x0300 -#define GIC_SH_RMASK_63_32_OFS 0x0304 -#define GIC_SH_RMASK_95_64_OFS 0x0308 -#define GIC_SH_RMASK_127_96_OFS 0x030c -#define GIC_SH_RMASK_159_128_OFS 0x0310 -#define GIC_SH_RMASK_191_160_OFS 0x0314 -#define GIC_SH_RMASK_223_192_OFS 0x0318 -#define GIC_SH_RMASK_255_224_OFS 0x031c - -/* Set Mask (WO) - Enables Interrupt */ -#define GIC_SH_SMASK_31_0_OFS 0x0380 -#define GIC_SH_SMASK_63_32_OFS 0x0384 -#define GIC_SH_SMASK_95_64_OFS 0x0388 -#define GIC_SH_SMASK_127_96_OFS 0x038c -#define GIC_SH_SMASK_159_128_OFS 0x0390 -#define GIC_SH_SMASK_191_160_OFS 0x0394 -#define GIC_SH_SMASK_223_192_OFS 0x0398 -#define GIC_SH_SMASK_255_224_OFS 0x039c - -/* Global Interrupt Mask Register (RO) - Bit Set == Interrupt enabled */ -#define GIC_SH_MASK_31_0_OFS 0x0400 -#define GIC_SH_MASK_63_32_OFS 0x0404 -#define GIC_SH_MASK_95_64_OFS 0x0408 -#define GIC_SH_MASK_127_96_OFS 0x040c -#define GIC_SH_MASK_159_128_OFS 0x0410 -#define GIC_SH_MASK_191_160_OFS 0x0414 -#define GIC_SH_MASK_223_192_OFS 0x0418 -#define GIC_SH_MASK_255_224_OFS 0x041c - -/* Pending Global Interrupts (RO) */ -#define GIC_SH_PEND_31_0_OFS 0x0480 -#define GIC_SH_PEND_63_32_OFS 0x0484 -#define GIC_SH_PEND_95_64_OFS 0x0488 -#define GIC_SH_PEND_127_96_OFS 0x048c -#define GIC_SH_PEND_159_128_OFS 0x0490 -#define GIC_SH_PEND_191_160_OFS 0x0494 -#define GIC_SH_PEND_223_192_OFS 0x0498 -#define GIC_SH_PEND_255_224_OFS 0x049c - -#define GIC_SH_INTR_MAP_TO_PIN_BASE_OFS 0x0500 - -/* Maps Interrupt X to a Pin */ -#define GIC_SH_MAP_TO_PIN(intr) (4 * (intr)) - -#define GIC_SH_INTR_MAP_TO_VPE_BASE_OFS 0x2000 - -/* Maps Interrupt X to a VPE */ -#define GIC_SH_MAP_TO_VPE_REG_OFF(intr, vpe) \ - ((32 * (intr)) + (((vpe) / 32) * 4)) -#define GIC_SH_MAP_TO_VPE_REG_BIT(vpe) (1 << ((vpe) % 32)) - -/* Convert an interrupt number to a byte offset/bit for multi-word registers */ -#define GIC_INTR_OFS(intr) (((intr) / 32)*4) -#define GIC_INTR_BIT(intr) ((intr) % 32) - -/* Polarity : Reset Value is always 0 */ -#define GIC_SH_SET_POLARITY_OFS 0x0100 - -/* Triggering : Reset Value is always 0 */ -#define GIC_SH_SET_TRIGGER_OFS 0x0180 - -/* Dual edge triggering : Reset Value is always 0 */ -#define GIC_SH_SET_DUAL_OFS 0x0200 - -/* Mask manipulation */ -#define GIC_SH_SMASK_OFS 0x0380 -#define GIC_SH_RMASK_OFS 0x0300 - -/* Register Map for Local Section */ -#define GIC_VPE_CTL_OFS 0x0000 -#define GIC_VPE_PEND_OFS 0x0004 -#define GIC_VPE_MASK_OFS 0x0008 -#define GIC_VPE_RMASK_OFS 0x000c -#define GIC_VPE_SMASK_OFS 0x0010 -#define GIC_VPE_WD_MAP_OFS 0x0040 -#define GIC_VPE_COMPARE_MAP_OFS 0x0044 -#define GIC_VPE_TIMER_MAP_OFS 0x0048 -#define GIC_VPE_FDC_MAP_OFS 0x004c -#define GIC_VPE_PERFCTR_MAP_OFS 0x0050 -#define GIC_VPE_SWINT0_MAP_OFS 0x0054 -#define GIC_VPE_SWINT1_MAP_OFS 0x0058 -#define GIC_VPE_OTHER_ADDR_OFS 0x0080 -#define GIC_VPE_WD_CONFIG0_OFS 0x0090 -#define GIC_VPE_WD_COUNT0_OFS 0x0094 -#define GIC_VPE_WD_INITIAL0_OFS 0x0098 -#define GIC_VPE_COMPARE_LO_OFS 0x00a0 -#define GIC_VPE_COMPARE_HI_OFS 0x00a4 - -#define GIC_VPE_EIC_SHADOW_SET_BASE_OFS 0x0100 -#define GIC_VPE_EIC_SS(intr) (4 * (intr)) - -#define GIC_VPE_EIC_VEC_BASE_OFS 0x0800 -#define GIC_VPE_EIC_VEC(intr) (4 * (intr)) - -#define GIC_VPE_TENABLE_NMI_OFS 0x1000 -#define GIC_VPE_TENABLE_YQ_OFS 0x1004 -#define GIC_VPE_TENABLE_INT_31_0_OFS 0x1080 -#define GIC_VPE_TENABLE_INT_63_32_OFS 0x1084 - -/* User Mode Visible Section Register Map */ -#define GIC_UMV_SH_COUNTER_31_00_OFS 0x0000 -#define GIC_UMV_SH_COUNTER_63_32_OFS 0x0004 - -/* Masks */ -#define GIC_SH_CONFIG_COUNTSTOP_SHF 28 -#define GIC_SH_CONFIG_COUNTSTOP_MSK (MSK(1) << GIC_SH_CONFIG_COUNTSTOP_SHF) - -#define GIC_SH_CONFIG_COUNTBITS_SHF 24 -#define GIC_SH_CONFIG_COUNTBITS_MSK (MSK(4) << GIC_SH_CONFIG_COUNTBITS_SHF) - -#define GIC_SH_CONFIG_NUMINTRS_SHF 16 -#define GIC_SH_CONFIG_NUMINTRS_MSK (MSK(8) << GIC_SH_CONFIG_NUMINTRS_SHF) - -#define GIC_SH_CONFIG_NUMVPES_SHF 0 -#define GIC_SH_CONFIG_NUMVPES_MSK (MSK(8) << GIC_SH_CONFIG_NUMVPES_SHF) - -#define GIC_SH_WEDGE_SET(intr) (intr | (0x1 << 31)) -#define GIC_SH_WEDGE_CLR(intr) (intr & ~(0x1 << 31)) - -#define GIC_MAP_TO_PIN_SHF 31 -#define GIC_MAP_TO_PIN_MSK (MSK(1) << GIC_MAP_TO_PIN_SHF) -#define GIC_MAP_TO_NMI_SHF 30 -#define GIC_MAP_TO_NMI_MSK (MSK(1) << GIC_MAP_TO_NMI_SHF) -#define GIC_MAP_TO_YQ_SHF 29 -#define GIC_MAP_TO_YQ_MSK (MSK(1) << GIC_MAP_TO_YQ_SHF) -#define GIC_MAP_SHF 0 -#define GIC_MAP_MSK (MSK(6) << GIC_MAP_SHF) - -/* GIC_VPE_CTL Masks */ -#define GIC_VPE_CTL_FDC_RTBL_SHF 4 -#define GIC_VPE_CTL_FDC_RTBL_MSK (MSK(1) << GIC_VPE_CTL_FDC_RTBL_SHF) -#define GIC_VPE_CTL_SWINT_RTBL_SHF 3 -#define GIC_VPE_CTL_SWINT_RTBL_MSK (MSK(1) << GIC_VPE_CTL_SWINT_RTBL_SHF) -#define GIC_VPE_CTL_PERFCNT_RTBL_SHF 2 -#define GIC_VPE_CTL_PERFCNT_RTBL_MSK (MSK(1) << GIC_VPE_CTL_PERFCNT_RTBL_SHF) -#define GIC_VPE_CTL_TIMER_RTBL_SHF 1 -#define GIC_VPE_CTL_TIMER_RTBL_MSK (MSK(1) << GIC_VPE_CTL_TIMER_RTBL_SHF) -#define GIC_VPE_CTL_EIC_MODE_SHF 0 -#define GIC_VPE_CTL_EIC_MODE_MSK (MSK(1) << GIC_VPE_CTL_EIC_MODE_SHF) - -/* GIC_VPE_PEND Masks */ -#define GIC_VPE_PEND_WD_SHF 0 -#define GIC_VPE_PEND_WD_MSK (MSK(1) << GIC_VPE_PEND_WD_SHF) -#define GIC_VPE_PEND_CMP_SHF 1 -#define GIC_VPE_PEND_CMP_MSK (MSK(1) << GIC_VPE_PEND_CMP_SHF) -#define GIC_VPE_PEND_TIMER_SHF 2 -#define GIC_VPE_PEND_TIMER_MSK (MSK(1) << GIC_VPE_PEND_TIMER_SHF) -#define GIC_VPE_PEND_PERFCOUNT_SHF 3 -#define GIC_VPE_PEND_PERFCOUNT_MSK (MSK(1) << GIC_VPE_PEND_PERFCOUNT_SHF) -#define GIC_VPE_PEND_SWINT0_SHF 4 -#define GIC_VPE_PEND_SWINT0_MSK (MSK(1) << GIC_VPE_PEND_SWINT0_SHF) -#define GIC_VPE_PEND_SWINT1_SHF 5 -#define GIC_VPE_PEND_SWINT1_MSK (MSK(1) << GIC_VPE_PEND_SWINT1_SHF) - -/* GIC_VPE_RMASK Masks */ -#define GIC_VPE_RMASK_WD_SHF 0 -#define GIC_VPE_RMASK_WD_MSK (MSK(1) << GIC_VPE_RMASK_WD_SHF) -#define GIC_VPE_RMASK_CMP_SHF 1 -#define GIC_VPE_RMASK_CMP_MSK (MSK(1) << GIC_VPE_RMASK_CMP_SHF) -#define GIC_VPE_RMASK_TIMER_SHF 2 -#define GIC_VPE_RMASK_TIMER_MSK (MSK(1) << GIC_VPE_RMASK_TIMER_SHF) -#define GIC_VPE_RMASK_PERFCNT_SHF 3 -#define GIC_VPE_RMASK_PERFCNT_MSK (MSK(1) << GIC_VPE_RMASK_PERFCNT_SHF) -#define GIC_VPE_RMASK_SWINT0_SHF 4 -#define GIC_VPE_RMASK_SWINT0_MSK (MSK(1) << GIC_VPE_RMASK_SWINT0_SHF) -#define GIC_VPE_RMASK_SWINT1_SHF 5 -#define GIC_VPE_RMASK_SWINT1_MSK (MSK(1) << GIC_VPE_RMASK_SWINT1_SHF) - -/* GIC_VPE_SMASK Masks */ -#define GIC_VPE_SMASK_WD_SHF 0 -#define GIC_VPE_SMASK_WD_MSK (MSK(1) << GIC_VPE_SMASK_WD_SHF) -#define GIC_VPE_SMASK_CMP_SHF 1 -#define GIC_VPE_SMASK_CMP_MSK (MSK(1) << GIC_VPE_SMASK_CMP_SHF) -#define GIC_VPE_SMASK_TIMER_SHF 2 -#define GIC_VPE_SMASK_TIMER_MSK (MSK(1) << GIC_VPE_SMASK_TIMER_SHF) -#define GIC_VPE_SMASK_PERFCNT_SHF 3 -#define GIC_VPE_SMASK_PERFCNT_MSK (MSK(1) << GIC_VPE_SMASK_PERFCNT_SHF) -#define GIC_VPE_SMASK_SWINT0_SHF 4 -#define GIC_VPE_SMASK_SWINT0_MSK (MSK(1) << GIC_VPE_SMASK_SWINT0_SHF) -#define GIC_VPE_SMASK_SWINT1_SHF 5 -#define GIC_VPE_SMASK_SWINT1_MSK (MSK(1) << GIC_VPE_SMASK_SWINT1_SHF) - -/* 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 7 */ - -/* Add 2 to convert GIC CPU pin to core interrupt */ -#define GIC_CPU_PIN_OFFSET 2 - -/* 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) - -/* Local GIC interrupts. */ -#define GIC_LOCAL_INT_WD 0 /* GIC watchdog */ -#define GIC_LOCAL_INT_COMPARE 1 /* GIC count and compare timer */ -#define GIC_LOCAL_INT_TIMER 2 /* CPU timer interrupt */ -#define GIC_LOCAL_INT_PERFCTR 3 /* CPU performance counter */ -#define GIC_LOCAL_INT_SWINT0 4 /* CPU software interrupt 0 */ -#define GIC_LOCAL_INT_SWINT1 5 /* CPU software interrupt 1 */ -#define GIC_LOCAL_INT_FDC 6 /* CPU fast debug channel */ -#define GIC_NUM_LOCAL_INTRS 7 - -/* Convert between local/shared IRQ number and GIC HW IRQ number. */ -#define GIC_LOCAL_HWIRQ_BASE 0 -#define GIC_LOCAL_TO_HWIRQ(x) (GIC_LOCAL_HWIRQ_BASE + (x)) -#define GIC_HWIRQ_TO_LOCAL(x) ((x) - GIC_LOCAL_HWIRQ_BASE) -#define GIC_SHARED_HWIRQ_BASE GIC_NUM_LOCAL_INTRS -#define GIC_SHARED_TO_HWIRQ(x) (GIC_SHARED_HWIRQ_BASE + (x)) -#define GIC_HWIRQ_TO_SHARED(x) ((x) - GIC_SHARED_HWIRQ_BASE) - -#include <linux/clocksource.h> -#include <linux/irq.h> - -extern unsigned int gic_present; -extern unsigned int gic_frequency; - -extern void gic_init(unsigned long gic_base_addr, - unsigned long gic_addrspace_size, unsigned int cpu_vec, - unsigned int irqbase); -extern void gic_clocksource_init(unsigned int); -extern cycle_t gic_read_count(void); -extern unsigned int gic_get_count_width(void); -extern cycle_t gic_read_compare(void); -extern void gic_write_compare(cycle_t cnt); -extern void gic_write_cpu_compare(cycle_t cnt, int cpu); -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 unsigned int gic_get_timer_pending(void); -extern int gic_get_c0_compare_int(void); -extern int gic_get_c0_perfcount_int(void); -#endif /* _ASM_GICREGS_H */ |