diff options
Diffstat (limited to 'include/hw/intc')
| -rw-r--r-- | include/hw/intc/arm_gic.h | 3 | ||||
| -rw-r--r-- | include/hw/intc/arm_gic_common.h | 2 | ||||
| -rw-r--r-- | include/hw/intc/arm_gicv3_common.h | 54 | ||||
| -rw-r--r-- | include/hw/intc/arm_gicv3_its_common.h | 2 | ||||
| -rw-r--r-- | include/hw/intc/armv7m_nvic.h | 14 | ||||
| -rw-r--r-- | include/hw/intc/aspeed_intc.h | 41 | ||||
| -rw-r--r-- | include/hw/intc/loongarch_extioi.h | 90 | ||||
| -rw-r--r-- | include/hw/intc/loongarch_extioi_common.h | 101 | ||||
| -rw-r--r-- | include/hw/intc/loongarch_ipi.h | 32 | ||||
| -rw-r--r-- | include/hw/intc/loongarch_pch_pic.h | 76 | ||||
| -rw-r--r-- | include/hw/intc/loongarch_pic_common.h | 81 | ||||
| -rw-r--r-- | include/hw/intc/loongson_ipi.h | 51 | ||||
| -rw-r--r-- | include/hw/intc/loongson_ipi_common.h | 79 | ||||
| -rw-r--r-- | include/hw/intc/riscv_aplic.h | 8 |
14 files changed, 403 insertions, 231 deletions
diff --git a/include/hw/intc/arm_gic.h b/include/hw/intc/arm_gic.h index 48f6a51..be923f7 100644 --- a/include/hw/intc/arm_gic.h +++ b/include/hw/intc/arm_gic.h @@ -27,6 +27,9 @@ * implement the security extensions * + QOM property "has-virtualization-extensions": set true if the GIC should * implement the virtualization extensions + * + QOM property "first-cpu-index": index of the first cpu attached to the + * GIC (default 0). The CPUs connected to the GIC are assumed to be + * first-cpu-index, first-cpu-index + 1, ... first-cpu-index + num-cpu - 1. * + unnamed GPIO inputs: (where P is number of SPIs, i.e. num-irq - 32) * [0..P-1] SPIs * [P..P+31] PPIs for CPU 0 diff --git a/include/hw/intc/arm_gic_common.h b/include/hw/intc/arm_gic_common.h index 97fea41..93a3cc2 100644 --- a/include/hw/intc/arm_gic_common.h +++ b/include/hw/intc/arm_gic_common.h @@ -129,6 +129,8 @@ struct GICState { uint32_t num_lrs; uint32_t num_cpu; + /* cpu_index of the first CPU, attached to this GIC. */ + uint32_t first_cpu_index; MemoryRegion iomem; /* Distributor */ /* This is just so we can have an opaque pointer which identifies diff --git a/include/hw/intc/arm_gicv3_common.h b/include/hw/intc/arm_gicv3_common.h index cd09bee..a3d6a0e 100644 --- a/include/hw/intc/arm_gicv3_common.h +++ b/include/hw/intc/arm_gicv3_common.h @@ -51,13 +51,13 @@ /* Maximum number of list registers (architectural limit) */ #define GICV3_LR_MAX 16 -/* For some distributor fields we want to model the array of 32-bit +/* + * For some distributor fields we want to model the array of 32-bit * register values which hold various bitmaps corresponding to enabled, - * pending, etc bits. These macros and functions facilitate that; the - * APIs are generally modelled on the generic bitmap.h functions - * (which are unsuitable here because they use 'unsigned long' as the - * underlying storage type, which is very awkward when you need to - * access the data as 32-bit values.) + * pending, etc bits. We use the set_bit32() etc family of functions + * from bitops.h for this. For a few cases we need to implement some + * extra operations. + * * Each bitmap contains a bit for each interrupt. Although there is * space for the PPIs and SGIs, those bits (the first 32) are never * used as that state lives in the redistributor. The unused bits are @@ -65,39 +65,13 @@ * avoids bugs where we forget to subtract GIC_INTERNAL from an * interrupt number. */ -#define GICV3_BMP_SIZE DIV_ROUND_UP(GICV3_MAXIRQ, 32) - -#define GIC_DECLARE_BITMAP(name) \ - uint32_t name[GICV3_BMP_SIZE] - -#define GIC_BIT_MASK(nr) (1U << ((nr) % 32)) -#define GIC_BIT_WORD(nr) ((nr) / 32) - -static inline void gic_bmp_set_bit(int nr, uint32_t *addr) -{ - uint32_t mask = GIC_BIT_MASK(nr); - uint32_t *p = addr + GIC_BIT_WORD(nr); - - *p |= mask; -} - -static inline void gic_bmp_clear_bit(int nr, uint32_t *addr) -{ - uint32_t mask = GIC_BIT_MASK(nr); - uint32_t *p = addr + GIC_BIT_WORD(nr); - - *p &= ~mask; -} - -static inline int gic_bmp_test_bit(int nr, const uint32_t *addr) -{ - return 1U & (addr[GIC_BIT_WORD(nr)] >> (nr & 31)); -} +#define GIC_DECLARE_BITMAP(name) DECLARE_BITMAP32(name, GICV3_MAXIRQ) +#define GICV3_BMP_SIZE BITS_TO_U32S(GICV3_MAXIRQ) static inline void gic_bmp_replace_bit(int nr, uint32_t *addr, int val) { - uint32_t mask = GIC_BIT_MASK(nr); - uint32_t *p = addr + GIC_BIT_WORD(nr); + uint32_t mask = BIT32_MASK(nr); + uint32_t *p = addr + BIT32_WORD(nr); *p &= ~mask; *p |= (val & 1U) << (nr % 32); @@ -106,7 +80,7 @@ static inline void gic_bmp_replace_bit(int nr, uint32_t *addr, int val) /* Return a pointer to the 32-bit word containing the specified bit. */ static inline uint32_t *gic_bmp_ptr32(uint32_t *addr, int nr) { - return addr + GIC_BIT_WORD(nr); + return addr + BIT32_WORD(nr); } typedef struct GICv3State GICv3State; @@ -301,15 +275,15 @@ struct GICv3State { #define GICV3_BITMAP_ACCESSORS(BMP) \ static inline void gicv3_gicd_##BMP##_set(GICv3State *s, int irq) \ { \ - gic_bmp_set_bit(irq, s->BMP); \ + set_bit32(irq, s->BMP); \ } \ static inline int gicv3_gicd_##BMP##_test(GICv3State *s, int irq) \ { \ - return gic_bmp_test_bit(irq, s->BMP); \ + return test_bit32(irq, s->BMP); \ } \ static inline void gicv3_gicd_##BMP##_clear(GICv3State *s, int irq) \ { \ - gic_bmp_clear_bit(irq, s->BMP); \ + clear_bit32(irq, s->BMP); \ } \ static inline void gicv3_gicd_##BMP##_replace(GICv3State *s, \ int irq, int value) \ diff --git a/include/hw/intc/arm_gicv3_its_common.h b/include/hw/intc/arm_gicv3_its_common.h index 7dc712b..3c7b543 100644 --- a/include/hw/intc/arm_gicv3_its_common.h +++ b/include/hw/intc/arm_gicv3_its_common.h @@ -128,7 +128,7 @@ struct GICv3ITSCommonClass { * Return the ITS class name to use depending on whether KVM acceleration * and KVM CAP_SIGNAL_MSI are supported * - * Returns: class name to use or NULL + * Returns: class name to use */ const char *its_class_name(void); diff --git a/include/hw/intc/armv7m_nvic.h b/include/hw/intc/armv7m_nvic.h index 89fe8ae..7b9964f 100644 --- a/include/hw/intc/armv7m_nvic.h +++ b/include/hw/intc/armv7m_nvic.h @@ -189,21 +189,7 @@ int armv7m_nvic_raw_execution_priority(NVICState *s); * @secure: the security state to test * This corresponds to the pseudocode IsReqExecPriNeg(). */ -#ifndef CONFIG_USER_ONLY bool armv7m_nvic_neg_prio_requested(NVICState *s, bool secure); -#else -static inline bool armv7m_nvic_neg_prio_requested(NVICState *s, bool secure) -{ - return false; -} -#endif -#ifndef CONFIG_USER_ONLY bool armv7m_nvic_can_take_pending_exception(NVICState *s); -#else -static inline bool armv7m_nvic_can_take_pending_exception(NVICState *s) -{ - return true; -} -#endif #endif diff --git a/include/hw/intc/aspeed_intc.h b/include/hw/intc/aspeed_intc.h index 18cb434..5128838 100644 --- a/include/hw/intc/aspeed_intc.h +++ b/include/hw/intc/aspeed_intc.h @@ -14,10 +14,24 @@ #define TYPE_ASPEED_INTC "aspeed.intc" #define TYPE_ASPEED_2700_INTC TYPE_ASPEED_INTC "-ast2700" +#define TYPE_ASPEED_2700_INTCIO TYPE_ASPEED_INTC "io-ast2700" +#define TYPE_ASPEED_2700SSP_INTC TYPE_ASPEED_INTC "-ast2700ssp" +#define TYPE_ASPEED_2700SSP_INTCIO TYPE_ASPEED_INTC "io-ast2700ssp" +#define TYPE_ASPEED_2700TSP_INTC TYPE_ASPEED_INTC "-ast2700tsp" +#define TYPE_ASPEED_2700TSP_INTCIO TYPE_ASPEED_INTC "io-ast2700tsp" + OBJECT_DECLARE_TYPE(AspeedINTCState, AspeedINTCClass, ASPEED_INTC) -#define ASPEED_INTC_NR_REGS (0x2000 >> 2) -#define ASPEED_INTC_NR_INTS 9 +#define ASPEED_INTC_MAX_INPINS 10 +#define ASPEED_INTC_MAX_OUTPINS 19 + +typedef struct AspeedINTCIRQ { + int inpin_idx; + int outpin_idx; + int num_outpins; + uint32_t enable_reg; + uint32_t status_reg; +} AspeedINTCIRQ; struct AspeedINTCState { /*< private >*/ @@ -25,20 +39,29 @@ struct AspeedINTCState { /*< public >*/ MemoryRegion iomem; - uint32_t regs[ASPEED_INTC_NR_REGS]; - OrIRQState orgates[ASPEED_INTC_NR_INTS]; - qemu_irq output_pins[ASPEED_INTC_NR_INTS]; + MemoryRegion iomem_container; + + uint32_t *regs; + OrIRQState orgates[ASPEED_INTC_MAX_INPINS]; + qemu_irq output_pins[ASPEED_INTC_MAX_OUTPINS]; - uint32_t enable[ASPEED_INTC_NR_INTS]; - uint32_t mask[ASPEED_INTC_NR_INTS]; - uint32_t pending[ASPEED_INTC_NR_INTS]; + uint32_t enable[ASPEED_INTC_MAX_INPINS]; + uint32_t mask[ASPEED_INTC_MAX_INPINS]; + uint32_t pending[ASPEED_INTC_MAX_INPINS]; }; struct AspeedINTCClass { SysBusDeviceClass parent_class; uint32_t num_lines; - uint32_t num_ints; + uint32_t num_inpins; + uint32_t num_outpins; + uint64_t mem_size; + uint64_t nr_regs; + uint64_t reg_offset; + const MemoryRegionOps *reg_ops; + const AspeedINTCIRQ *irq_table; + int irq_table_count; }; #endif /* ASPEED_INTC_H */ diff --git a/include/hw/intc/loongarch_extioi.h b/include/hw/intc/loongarch_extioi.h index 626a37d..9be1d73 100644 --- a/include/hw/intc/loongarch_extioi.h +++ b/include/hw/intc/loongarch_extioi.h @@ -5,85 +5,29 @@ * Copyright (C) 2021 Loongson Technology Corporation Limited */ -#include "hw/sysbus.h" -#include "hw/loongarch/virt.h" - #ifndef LOONGARCH_EXTIOI_H #define LOONGARCH_EXTIOI_H -#define LS3A_INTC_IP 8 -#define EXTIOI_IRQS (256) -#define EXTIOI_IRQS_BITMAP_SIZE (256 / 8) -/* irq from EXTIOI is routed to no more than 4 cpus */ -#define EXTIOI_CPUS (4) -/* map to ipnum per 32 irqs */ -#define EXTIOI_IRQS_IPMAP_SIZE (256 / 32) -#define EXTIOI_IRQS_COREMAP_SIZE 256 -#define EXTIOI_IRQS_NODETYPE_COUNT 16 -#define EXTIOI_IRQS_GROUP_COUNT 8 - -#define APIC_OFFSET 0x400 -#define APIC_BASE (0x1000ULL + APIC_OFFSET) +#include "hw/intc/loongarch_extioi_common.h" -#define EXTIOI_NODETYPE_START (0x4a0 - APIC_OFFSET) -#define EXTIOI_NODETYPE_END (0x4c0 - APIC_OFFSET) -#define EXTIOI_IPMAP_START (0x4c0 - APIC_OFFSET) -#define EXTIOI_IPMAP_END (0x4c8 - APIC_OFFSET) -#define EXTIOI_ENABLE_START (0x600 - APIC_OFFSET) -#define EXTIOI_ENABLE_END (0x620 - APIC_OFFSET) -#define EXTIOI_BOUNCE_START (0x680 - APIC_OFFSET) -#define EXTIOI_BOUNCE_END (0x6a0 - APIC_OFFSET) -#define EXTIOI_ISR_START (0x700 - APIC_OFFSET) -#define EXTIOI_ISR_END (0x720 - APIC_OFFSET) -#define EXTIOI_COREISR_START (0x800 - APIC_OFFSET) -#define EXTIOI_COREISR_END (0xB20 - APIC_OFFSET) -#define EXTIOI_COREMAP_START (0xC00 - APIC_OFFSET) -#define EXTIOI_COREMAP_END (0xD00 - APIC_OFFSET) -#define EXTIOI_SIZE 0x800 +#define TYPE_LOONGARCH_EXTIOI "loongarch.extioi" +OBJECT_DECLARE_TYPE(LoongArchExtIOIState, LoongArchExtIOIClass, LOONGARCH_EXTIOI) -#define EXTIOI_VIRT_BASE (0x40000000) -#define EXTIOI_VIRT_SIZE (0x1000) -#define EXTIOI_VIRT_FEATURES (0x0) -#define EXTIOI_HAS_VIRT_EXTENSION (0) -#define EXTIOI_HAS_ENABLE_OPTION (1) -#define EXTIOI_HAS_INT_ENCODE (2) -#define EXTIOI_HAS_CPU_ENCODE (3) -#define EXTIOI_VIRT_HAS_FEATURES (BIT(EXTIOI_HAS_VIRT_EXTENSION) \ - | BIT(EXTIOI_HAS_ENABLE_OPTION) \ - | BIT(EXTIOI_HAS_CPU_ENCODE)) -#define EXTIOI_VIRT_CONFIG (0x4) -#define EXTIOI_ENABLE (1) -#define EXTIOI_ENABLE_INT_ENCODE (2) -#define EXTIOI_ENABLE_CPU_ENCODE (3) -#define EXTIOI_VIRT_COREMAP_START (0x40) -#define EXTIOI_VIRT_COREMAP_END (0x240) +struct LoongArchExtIOIState { + LoongArchExtIOICommonState parent_obj; + int dev_fd; +}; -typedef struct ExtIOICore { - uint32_t coreisr[EXTIOI_IRQS_GROUP_COUNT]; - DECLARE_BITMAP(sw_isr[LS3A_INTC_IP], EXTIOI_IRQS); - qemu_irq parent_irq[LS3A_INTC_IP]; -} ExtIOICore; +struct LoongArchExtIOIClass { + LoongArchExtIOICommonClass parent_class; -#define TYPE_LOONGARCH_EXTIOI "loongarch.extioi" -OBJECT_DECLARE_SIMPLE_TYPE(LoongArchExtIOI, LOONGARCH_EXTIOI) -struct LoongArchExtIOI { - SysBusDevice parent_obj; - uint32_t num_cpu; - uint32_t features; - uint32_t status; - /* hardware state */ - uint32_t nodetype[EXTIOI_IRQS_NODETYPE_COUNT / 2]; - uint32_t bounce[EXTIOI_IRQS_GROUP_COUNT]; - uint32_t isr[EXTIOI_IRQS / 32]; - uint32_t enable[EXTIOI_IRQS / 32]; - uint32_t ipmap[EXTIOI_IRQS_IPMAP_SIZE / 4]; - uint32_t coremap[EXTIOI_IRQS / 4]; - uint32_t sw_pending[EXTIOI_IRQS / 32]; - uint8_t sw_ipmap[EXTIOI_IRQS_IPMAP_SIZE]; - uint8_t sw_coremap[EXTIOI_IRQS]; - qemu_irq irq[EXTIOI_IRQS]; - ExtIOICore *cpu; - MemoryRegion extioi_system_mem; - MemoryRegion virt_extend; + DeviceRealize parent_realize; + DeviceUnrealize parent_unrealize; + ResettablePhases parent_phases; }; + +void kvm_extioi_realize(DeviceState *dev, Error **errp); +int kvm_extioi_get(void *opaque); +int kvm_extioi_put(void *opaque, int version_id); + #endif /* LOONGARCH_EXTIOI_H */ diff --git a/include/hw/intc/loongarch_extioi_common.h b/include/hw/intc/loongarch_extioi_common.h new file mode 100644 index 0000000..dca25ff --- /dev/null +++ b/include/hw/intc/loongarch_extioi_common.h @@ -0,0 +1,101 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * LoongArch 3A5000 ext interrupt controller definitions + * Copyright (C) 2024 Loongson Technology Corporation Limited + */ + +#ifndef LOONGARCH_EXTIOI_COMMON_H +#define LOONGARCH_EXTIOI_COMMON_H + +#include "qom/object.h" +#include "hw/sysbus.h" +#include "hw/loongarch/virt.h" + +#define LS3A_INTC_IP 8 +#define EXTIOI_IRQS (256) +#define EXTIOI_IRQS_BITMAP_SIZE (256 / 8) +/* irq from EXTIOI is routed to no more than 4 cpus */ +#define EXTIOI_CPUS (4) +/* map to ipnum per 32 irqs */ +#define EXTIOI_IRQS_IPMAP_SIZE (256 / 32) +#define EXTIOI_IRQS_COREMAP_SIZE 256 +#define EXTIOI_IRQS_NODETYPE_COUNT 16 +#define EXTIOI_IRQS_GROUP_COUNT 8 + +#define APIC_OFFSET 0x400 +#define APIC_BASE (0x1000ULL + APIC_OFFSET) +#define EXTIOI_NODETYPE_START (0x4a0 - APIC_OFFSET) +#define EXTIOI_NODETYPE_END (0x4c0 - APIC_OFFSET) +#define EXTIOI_IPMAP_START (0x4c0 - APIC_OFFSET) +#define EXTIOI_IPMAP_END (0x4c8 - APIC_OFFSET) +#define EXTIOI_ENABLE_START (0x600 - APIC_OFFSET) +#define EXTIOI_ENABLE_END (0x620 - APIC_OFFSET) +#define EXTIOI_BOUNCE_START (0x680 - APIC_OFFSET) +#define EXTIOI_BOUNCE_END (0x6a0 - APIC_OFFSET) +#define EXTIOI_ISR_START (0x700 - APIC_OFFSET) +#define EXTIOI_ISR_END (0x720 - APIC_OFFSET) +#define EXTIOI_COREISR_START (0x800 - APIC_OFFSET) +#define EXTIOI_COREISR_END (0x820 - APIC_OFFSET) +#define EXTIOI_COREMAP_START (0xC00 - APIC_OFFSET) +#define EXTIOI_COREMAP_END (0xD00 - APIC_OFFSET) +#define EXTIOI_SIZE 0x800 + +#define EXTIOI_VIRT_BASE (0x40000000) +#define EXTIOI_VIRT_SIZE (0x1000) +#define EXTIOI_VIRT_FEATURES (0x0) +#define EXTIOI_HAS_VIRT_EXTENSION (0) +#define EXTIOI_HAS_ENABLE_OPTION (1) +#define EXTIOI_HAS_INT_ENCODE (2) +#define EXTIOI_HAS_CPU_ENCODE (3) +#define EXTIOI_VIRT_HAS_FEATURES (BIT(EXTIOI_HAS_VIRT_EXTENSION) \ + | BIT(EXTIOI_HAS_ENABLE_OPTION) \ + | BIT(EXTIOI_HAS_CPU_ENCODE)) +#define EXTIOI_VIRT_CONFIG (0x4) +#define EXTIOI_ENABLE (1) +#define EXTIOI_ENABLE_INT_ENCODE (2) +#define EXTIOI_ENABLE_CPU_ENCODE (3) +#define EXTIOI_VIRT_COREMAP_START (0x40) +#define EXTIOI_VIRT_COREMAP_END (0x240) + +#define TYPE_LOONGARCH_EXTIOI_COMMON "loongarch_extioi_common" +OBJECT_DECLARE_TYPE(LoongArchExtIOICommonState, + LoongArchExtIOICommonClass, LOONGARCH_EXTIOI_COMMON) + +typedef struct ExtIOICore { + uint32_t coreisr[EXTIOI_IRQS_GROUP_COUNT]; + DECLARE_BITMAP(sw_isr[LS3A_INTC_IP], EXTIOI_IRQS); + qemu_irq parent_irq[LS3A_INTC_IP]; + uint64_t arch_id; + CPUState *cpu; +} ExtIOICore; + +struct LoongArchExtIOICommonState { + SysBusDevice parent_obj; + uint32_t num_cpu; + uint32_t features; + uint32_t status; + /* hardware state */ + uint32_t nodetype[EXTIOI_IRQS_NODETYPE_COUNT / 2]; + uint32_t bounce[EXTIOI_IRQS_GROUP_COUNT]; + uint32_t isr[EXTIOI_IRQS / 32]; + uint32_t enable[EXTIOI_IRQS / 32]; + uint32_t ipmap[EXTIOI_IRQS_IPMAP_SIZE / 4]; + uint32_t coremap[EXTIOI_IRQS / 4]; + uint32_t sw_pending[EXTIOI_IRQS / 32]; + uint8_t sw_ipmap[EXTIOI_IRQS_IPMAP_SIZE]; + uint8_t sw_coremap[EXTIOI_IRQS]; + qemu_irq irq[EXTIOI_IRQS]; + ExtIOICore *cpu; + MemoryRegion extioi_system_mem; + MemoryRegion virt_extend; +}; + +struct LoongArchExtIOICommonClass { + SysBusDeviceClass parent_class; + + DeviceRealize parent_realize; + ResettablePhases parent_phases; + int (*pre_save)(void *s); + int (*post_load)(void *s, int version_id); +}; +#endif /* LOONGARCH_EXTIOI_H */ diff --git a/include/hw/intc/loongarch_ipi.h b/include/hw/intc/loongarch_ipi.h new file mode 100644 index 0000000..5175a6b --- /dev/null +++ b/include/hw/intc/loongarch_ipi.h @@ -0,0 +1,32 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * LoongArch IPI interrupt header files + * + * Copyright (C) 2024 Loongson Technology Corporation Limited + */ + +#ifndef HW_LOONGARCH_IPI_H +#define HW_LOONGARCH_IPI_H + +#include "qom/object.h" +#include "hw/intc/loongson_ipi_common.h" + +#define TYPE_LOONGARCH_IPI "loongarch_ipi" +OBJECT_DECLARE_TYPE(LoongarchIPIState, LoongarchIPIClass, LOONGARCH_IPI) + +struct LoongarchIPIState { + LoongsonIPICommonState parent_obj; + int dev_fd; +}; + +struct LoongarchIPIClass { + LoongsonIPICommonClass parent_class; + DeviceRealize parent_realize; + ResettablePhases parent_phases; +}; + +void kvm_ipi_realize(DeviceState *dev, Error **errp); +int kvm_ipi_get(void *opaque); +int kvm_ipi_put(void *opaque, int version_id); + +#endif diff --git a/include/hw/intc/loongarch_pch_pic.h b/include/hw/intc/loongarch_pch_pic.h index d5437e8..a46b6f8 100644 --- a/include/hw/intc/loongarch_pch_pic.h +++ b/include/hw/intc/loongarch_pch_pic.h @@ -5,65 +5,29 @@ * Copyright (c) 2021 Loongson Technology Corporation Limited */ -#include "hw/sysbus.h" +#ifndef HW_LOONGARCH_PCH_PIC_H +#define HW_LOONGARCH_PCH_PIC_H -#define TYPE_LOONGARCH_PCH_PIC "loongarch_pch_pic" -#define PCH_PIC_NAME(name) TYPE_LOONGARCH_PCH_PIC#name -OBJECT_DECLARE_SIMPLE_TYPE(LoongArchPCHPIC, LOONGARCH_PCH_PIC) +#include "hw/intc/loongarch_pic_common.h" -#define PCH_PIC_INT_ID_VAL 0x7000000UL -#define PCH_PIC_INT_ID_VER 0x1UL +#define TYPE_LOONGARCH_PIC "loongarch_pic" +#define PCH_PIC_NAME(name) TYPE_LOONGARCH_PIC#name +OBJECT_DECLARE_TYPE(LoongarchPICState, LoongarchPICClass, LOONGARCH_PIC) -#define PCH_PIC_INT_ID_LO 0x00 -#define PCH_PIC_INT_ID_HI 0x04 -#define PCH_PIC_INT_MASK_LO 0x20 -#define PCH_PIC_INT_MASK_HI 0x24 -#define PCH_PIC_HTMSI_EN_LO 0x40 -#define PCH_PIC_HTMSI_EN_HI 0x44 -#define PCH_PIC_INT_EDGE_LO 0x60 -#define PCH_PIC_INT_EDGE_HI 0x64 -#define PCH_PIC_INT_CLEAR_LO 0x80 -#define PCH_PIC_INT_CLEAR_HI 0x84 -#define PCH_PIC_AUTO_CTRL0_LO 0xc0 -#define PCH_PIC_AUTO_CTRL0_HI 0xc4 -#define PCH_PIC_AUTO_CTRL1_LO 0xe0 -#define PCH_PIC_AUTO_CTRL1_HI 0xe4 -#define PCH_PIC_ROUTE_ENTRY_OFFSET 0x100 -#define PCH_PIC_ROUTE_ENTRY_END 0x13f -#define PCH_PIC_HTMSI_VEC_OFFSET 0x200 -#define PCH_PIC_HTMSI_VEC_END 0x23f -#define PCH_PIC_INT_STATUS_LO 0x3a0 -#define PCH_PIC_INT_STATUS_HI 0x3a4 -#define PCH_PIC_INT_POL_LO 0x3e0 -#define PCH_PIC_INT_POL_HI 0x3e4 - -#define STATUS_LO_START 0 -#define STATUS_HI_START 0x4 -#define POL_LO_START 0x40 -#define POL_HI_START 0x44 -struct LoongArchPCHPIC { - SysBusDevice parent_obj; - qemu_irq parent_irq[64]; - uint64_t int_mask; /*0x020 interrupt mask register*/ - uint64_t htmsi_en; /*0x040 1=msi*/ - uint64_t intedge; /*0x060 edge=1 level =0*/ - uint64_t intclr; /*0x080 for clean edge int,set 1 clean,set 0 is noused*/ - uint64_t auto_crtl0; /*0x0c0*/ - uint64_t auto_crtl1; /*0x0e0*/ - uint64_t last_intirr; /* edge detection */ - uint64_t intirr; /* 0x380 interrupt request register */ - uint64_t intisr; /* 0x3a0 interrupt service register */ - /* - * 0x3e0 interrupt level polarity selection - * register 0 for high level trigger - */ - uint64_t int_polarity; +struct LoongarchPICState { + LoongArchPICCommonState parent_obj; + int dev_fd; +}; - uint8_t route_entry[64]; /*0x100 - 0x138*/ - uint8_t htmsi_vector[64]; /*0x200 - 0x238*/ +struct LoongarchPICClass { + LoongArchPICCommonClass parent_class; - MemoryRegion iomem32_low; - MemoryRegion iomem32_high; - MemoryRegion iomem8; - unsigned int irq_num; + DeviceRealize parent_realize; + ResettablePhases parent_phases; }; + +void kvm_pic_realize(DeviceState *dev, Error **errp); +int kvm_pic_get(void *opaque); +int kvm_pic_put(void *opaque, int version_id); + +#endif /* HW_LOONGARCH_PCH_PIC_H */ diff --git a/include/hw/intc/loongarch_pic_common.h b/include/hw/intc/loongarch_pic_common.h new file mode 100644 index 0000000..f774c97 --- /dev/null +++ b/include/hw/intc/loongarch_pic_common.h @@ -0,0 +1,81 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * LoongArch 7A1000 I/O interrupt controller definitions + * Copyright (c) 2024 Loongson Technology Corporation Limited + */ + +#ifndef HW_LOONGARCH_PIC_COMMON_H +#define HW_LOONGARCH_PIC_COMMON_H + +#include "hw/pci-host/ls7a.h" +#include "hw/sysbus.h" + +#define PCH_PIC_INT_ID 0x00 +#define PCH_PIC_INT_ID_VAL 0x7 +#define PCH_PIC_INT_ID_VER 0x1 +#define PCH_PIC_INT_MASK 0x20 +#define PCH_PIC_HTMSI_EN 0x40 +#define PCH_PIC_INT_EDGE 0x60 +#define PCH_PIC_INT_CLEAR 0x80 +#define PCH_PIC_AUTO_CTRL0 0xc0 +#define PCH_PIC_AUTO_CTRL1 0xe0 +#define PCH_PIC_ROUTE_ENTRY 0x100 +#define PCH_PIC_ROUTE_ENTRY_END 0x13f +#define PCH_PIC_HTMSI_VEC 0x200 +#define PCH_PIC_HTMSI_VEC_END 0x23f +#define PCH_PIC_INT_REQUEST 0x380 +#define PCH_PIC_INT_STATUS 0x3a0 +#define PCH_PIC_INT_POL 0x3e0 + +#define TYPE_LOONGARCH_PIC_COMMON "loongarch_pic_common" +OBJECT_DECLARE_TYPE(LoongArchPICCommonState, + LoongArchPICCommonClass, LOONGARCH_PIC_COMMON) + +union LoongArchPIC_ID { + struct { + uint8_t _reserved_0[3]; + uint8_t id; + uint8_t version; + uint8_t _reserved_1; + uint8_t irq_num; + uint8_t _reserved_2; + } QEMU_PACKED desc; + uint64_t data; +}; + +struct LoongArchPICCommonState { + SysBusDevice parent_obj; + + qemu_irq parent_irq[64]; + union LoongArchPIC_ID id; /* 0x00 interrupt ID register */ + uint64_t int_mask; /* 0x020 interrupt mask register */ + uint64_t htmsi_en; /* 0x040 1=msi */ + uint64_t intedge; /* 0x060 edge=1 level=0 */ + uint64_t intclr; /* 0x080 clean edge int, set 1 clean, 0 noused */ + uint64_t auto_crtl0; /* 0x0c0 */ + uint64_t auto_crtl1; /* 0x0e0 */ + uint64_t last_intirr; /* edge detection */ + uint64_t intirr; /* 0x380 interrupt request register */ + uint64_t intisr; /* 0x3a0 interrupt service register */ + /* + * 0x3e0 interrupt level polarity selection + * register 0 for high level trigger + */ + uint64_t int_polarity; + + uint8_t route_entry[64]; /* 0x100 - 0x138 */ + uint8_t htmsi_vector[64]; /* 0x200 - 0x238 */ + + MemoryRegion iomem; + unsigned int irq_num; +}; + +struct LoongArchPICCommonClass { + SysBusDeviceClass parent_class; + + DeviceRealize parent_realize; + ResettablePhases parent_phases; + int (*pre_save)(LoongArchPICCommonState *s); + int (*post_load)(LoongArchPICCommonState *s, int version_id); +}; +#endif /* HW_LOONGARCH_PIC_COMMON_H */ diff --git a/include/hw/intc/loongson_ipi.h b/include/hw/intc/loongson_ipi.h index 3f795ed..4e517cc 100644 --- a/include/hw/intc/loongson_ipi.h +++ b/include/hw/intc/loongson_ipi.h @@ -8,49 +8,24 @@ #ifndef HW_LOONGSON_IPI_H #define HW_LOONGSON_IPI_H +#include "qom/object.h" +#include "hw/intc/loongson_ipi_common.h" #include "hw/sysbus.h" -/* Mainy used by iocsr read and write */ -#define SMP_IPI_MAILBOX 0x1000ULL -#define CORE_STATUS_OFF 0x0 -#define CORE_EN_OFF 0x4 -#define CORE_SET_OFF 0x8 -#define CORE_CLEAR_OFF 0xc -#define CORE_BUF_20 0x20 -#define CORE_BUF_28 0x28 -#define CORE_BUF_30 0x30 -#define CORE_BUF_38 0x38 -#define IOCSR_IPI_SEND 0x40 -#define IOCSR_MAIL_SEND 0x48 -#define IOCSR_ANY_SEND 0x158 - -#define MAIL_SEND_ADDR (SMP_IPI_MAILBOX + IOCSR_MAIL_SEND) -#define MAIL_SEND_OFFSET 0 -#define ANY_SEND_OFFSET (IOCSR_ANY_SEND - IOCSR_MAIL_SEND) - -#define IPI_MBX_NUM 4 - #define TYPE_LOONGSON_IPI "loongson_ipi" -OBJECT_DECLARE_SIMPLE_TYPE(LoongsonIPI, LOONGSON_IPI) +OBJECT_DECLARE_TYPE(LoongsonIPIState, LoongsonIPIClass, LOONGSON_IPI) + +struct LoongsonIPIClass { + LoongsonIPICommonClass parent_class; + + DeviceRealize parent_realize; + DeviceUnrealize parent_unrealize; +}; + +struct LoongsonIPIState { + LoongsonIPICommonState parent_obj; -typedef struct IPICore { - LoongsonIPI *ipi; MemoryRegion *ipi_mmio_mem; - uint32_t status; - uint32_t en; - uint32_t set; - uint32_t clear; - /* 64bit buf divide into 2 32bit buf */ - uint32_t buf[IPI_MBX_NUM * 2]; - qemu_irq irq; -} IPICore; - -struct LoongsonIPI { - SysBusDevice parent_obj; - MemoryRegion ipi_iocsr_mem; - MemoryRegion ipi64_iocsr_mem; - uint32_t num_cpu; - IPICore *cpu; }; #endif diff --git a/include/hw/intc/loongson_ipi_common.h b/include/hw/intc/loongson_ipi_common.h new file mode 100644 index 0000000..e58ce2a --- /dev/null +++ b/include/hw/intc/loongson_ipi_common.h @@ -0,0 +1,79 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * Loongson ipi interrupt header files + * + * Copyright (C) 2021 Loongson Technology Corporation Limited + */ + +#ifndef HW_LOONGSON_IPI_COMMON_H +#define HW_LOONGSON_IPI_COMMON_H + +#include "qom/object.h" +#include "hw/sysbus.h" +#include "exec/memattrs.h" + +#define IPI_MBX_NUM 4 + +#define TYPE_LOONGSON_IPI_COMMON "loongson_ipi_common" +OBJECT_DECLARE_TYPE(LoongsonIPICommonState, + LoongsonIPICommonClass, LOONGSON_IPI_COMMON) + +typedef struct IPICore { + LoongsonIPICommonState *ipi; + uint32_t status; + uint32_t en; + uint32_t set; + uint32_t clear; + /* 64bit buf divide into 2 32-bit buf */ + uint32_t buf[IPI_MBX_NUM * 2]; + qemu_irq irq; + uint64_t arch_id; + CPUState *cpu; +} IPICore; + +struct LoongsonIPICommonState { + SysBusDevice parent_obj; + + MemoryRegion ipi_iocsr_mem; + MemoryRegion ipi64_iocsr_mem; + uint32_t num_cpu; + IPICore *cpu; +}; + +struct LoongsonIPICommonClass { + SysBusDeviceClass parent_class; + + DeviceRealize parent_realize; + DeviceUnrealize parent_unrealize; + AddressSpace *(*get_iocsr_as)(CPUState *cpu); + int (*cpu_by_arch_id)(LoongsonIPICommonState *lics, int64_t id, + int *index, CPUState **pcs); + int (*pre_save)(void *opaque); + int (*post_load)(void *opaque, int version_id); +}; + +MemTxResult loongson_ipi_core_readl(void *opaque, hwaddr addr, uint64_t *data, + unsigned size, MemTxAttrs attrs); +MemTxResult loongson_ipi_core_writel(void *opaque, hwaddr addr, uint64_t val, + unsigned size, MemTxAttrs attrs); + +/* Mainy used by iocsr read and write */ +#define SMP_IPI_MAILBOX 0x1000ULL + +#define CORE_STATUS_OFF 0x0 +#define CORE_EN_OFF 0x4 +#define CORE_SET_OFF 0x8 +#define CORE_CLEAR_OFF 0xc +#define CORE_BUF_20 0x20 +#define CORE_BUF_28 0x28 +#define CORE_BUF_30 0x30 +#define CORE_BUF_38 0x38 +#define IOCSR_IPI_SEND 0x40 +#define IOCSR_MAIL_SEND 0x48 +#define IOCSR_ANY_SEND 0x158 + +#define MAIL_SEND_ADDR (SMP_IPI_MAILBOX + IOCSR_MAIL_SEND) +#define MAIL_SEND_OFFSET 0 +#define ANY_SEND_OFFSET (IOCSR_ANY_SEND - IOCSR_MAIL_SEND) + +#endif diff --git a/include/hw/intc/riscv_aplic.h b/include/hw/intc/riscv_aplic.h index de8532f..489b913 100644 --- a/include/hw/intc/riscv_aplic.h +++ b/include/hw/intc/riscv_aplic.h @@ -68,9 +68,17 @@ struct RISCVAPLICState { uint32_t num_irqs; bool msimode; bool mmode; + + /* To support KVM aia=aplic-imsic with irqchip split mode */ + bool kvm_splitmode; + uint32_t kvm_msicfgaddr; + uint32_t kvm_msicfgaddrH; }; void riscv_aplic_add_child(DeviceState *parent, DeviceState *child); +bool riscv_is_kvm_aia_aplic_imsic(bool msimode); +bool riscv_use_emulated_aplic(bool msimode); +void riscv_aplic_set_kvm_msicfgaddr(RISCVAPLICState *aplic, hwaddr addr); DeviceState *riscv_aplic_create(hwaddr addr, hwaddr size, uint32_t hartid_base, uint32_t num_harts, uint32_t num_sources, |