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30#ifndef QEMU_ARM_VIRT_H
31#define QEMU_ARM_VIRT_H
32
33#include "exec/hwaddr.h"
34#include "qemu/notify.h"
35#include "hw/boards.h"
36#include "hw/arm/boot.h"
37#include "hw/block/flash.h"
38#include "sysemu/kvm.h"
39#include "hw/intc/arm_gicv3_common.h"
40#include "qom/object.h"
41
42#define NUM_GICV2M_SPIS 64
43#define NUM_VIRTIO_TRANSPORTS 32
44#define NUM_SMMU_IRQS 4
45
46#define ARCH_GIC_MAINT_IRQ 9
47
48#define ARCH_TIMER_VIRT_IRQ 11
49#define ARCH_TIMER_S_EL1_IRQ 13
50#define ARCH_TIMER_NS_EL1_IRQ 14
51#define ARCH_TIMER_NS_EL2_IRQ 10
52
53#define VIRTUAL_PMU_IRQ 7
54
55#define PPI(irq) ((irq) + 16)
56
57
58#define PVTIME_SIZE_PER_CPU 64
59
60enum {
61 VIRT_FLASH,
62 VIRT_MEM,
63 VIRT_CPUPERIPHS,
64 VIRT_GIC_DIST,
65 VIRT_GIC_CPU,
66 VIRT_GIC_V2M,
67 VIRT_GIC_HYP,
68 VIRT_GIC_VCPU,
69 VIRT_GIC_ITS,
70 VIRT_GIC_REDIST,
71 VIRT_SMMU,
72 VIRT_UART,
73 VIRT_MMIO,
74 VIRT_RTC,
75 VIRT_FW_CFG,
76 VIRT_PCIE,
77 VIRT_PCIE_MMIO,
78 VIRT_PCIE_PIO,
79 VIRT_PCIE_ECAM,
80 VIRT_PLATFORM_BUS,
81 VIRT_GPIO,
82 VIRT_SECURE_UART,
83 VIRT_SECURE_MEM,
84 VIRT_SECURE_GPIO,
85 VIRT_PCDIMM_ACPI,
86 VIRT_ACPI_GED,
87 VIRT_NVDIMM_ACPI,
88 VIRT_PVTIME,
89 VIRT_LOWMEMMAP_LAST,
90};
91
92
93enum {
94 VIRT_HIGH_GIC_REDIST2 = VIRT_LOWMEMMAP_LAST,
95 VIRT_HIGH_PCIE_ECAM,
96 VIRT_HIGH_PCIE_MMIO,
97};
98
99typedef enum VirtIOMMUType {
100 VIRT_IOMMU_NONE,
101 VIRT_IOMMU_SMMUV3,
102 VIRT_IOMMU_VIRTIO,
103} VirtIOMMUType;
104
105typedef enum VirtMSIControllerType {
106 VIRT_MSI_CTRL_NONE,
107 VIRT_MSI_CTRL_GICV2M,
108 VIRT_MSI_CTRL_ITS,
109} VirtMSIControllerType;
110
111typedef enum VirtGICType {
112 VIRT_GIC_VERSION_MAX,
113 VIRT_GIC_VERSION_HOST,
114 VIRT_GIC_VERSION_2,
115 VIRT_GIC_VERSION_3,
116 VIRT_GIC_VERSION_4,
117 VIRT_GIC_VERSION_NOSEL,
118} VirtGICType;
119
120struct VirtMachineClass {
121 MachineClass parent;
122 bool disallow_affinity_adjustment;
123 bool no_its;
124 bool no_tcg_its;
125 bool no_pmu;
126 bool claim_edge_triggered_timers;
127 bool smbios_old_sys_ver;
128 bool no_highmem_ecam;
129 bool no_ged;
130 bool kvm_no_adjvtime;
131 bool no_kvm_steal_time;
132 bool acpi_expose_flash;
133 bool no_secure_gpio;
134
135 bool no_cpu_topology;
136 bool no_tcg_lpa2;
137};
138
139struct VirtMachineState {
140 MachineState parent;
141 Notifier machine_done;
142 DeviceState *platform_bus_dev;
143 FWCfgState *fw_cfg;
144 PFlashCFI01 *flash[2];
145 bool secure;
146 bool highmem;
147 bool highmem_ecam;
148 bool highmem_mmio;
149 bool highmem_redists;
150 bool its;
151 bool tcg_its;
152 bool virt;
153 bool ras;
154 bool mte;
155 bool dtb_randomness;
156 OnOffAuto acpi;
157 VirtGICType gic_version;
158 VirtIOMMUType iommu;
159 bool default_bus_bypass_iommu;
160 VirtMSIControllerType msi_controller;
161 uint16_t virtio_iommu_bdf;
162 struct arm_boot_info bootinfo;
163 MemMapEntry *memmap;
164 char *pciehb_nodename;
165 const int *irqmap;
166 int fdt_size;
167 uint32_t clock_phandle;
168 uint32_t gic_phandle;
169 uint32_t msi_phandle;
170 uint32_t iommu_phandle;
171 int psci_conduit;
172 hwaddr highest_gpa;
173 DeviceState *gic;
174 DeviceState *acpi_dev;
175 Notifier powerdown_notifier;
176 PCIBus *bus;
177 char *oem_id;
178 char *oem_table_id;
179};
180
181#define VIRT_ECAM_ID(high) (high ? VIRT_HIGH_PCIE_ECAM : VIRT_PCIE_ECAM)
182
183#define TYPE_VIRT_MACHINE MACHINE_TYPE_NAME("virt")
184OBJECT_DECLARE_TYPE(VirtMachineState, VirtMachineClass, VIRT_MACHINE)
185
186void virt_acpi_setup(VirtMachineState *vms);
187bool virt_is_acpi_enabled(VirtMachineState *vms);
188
189
190static uint32_t virt_redist_capacity(VirtMachineState *vms, int region)
191{
192 uint32_t redist_size;
193
194 if (vms->gic_version == VIRT_GIC_VERSION_3) {
195 redist_size = GICV3_REDIST_SIZE;
196 } else {
197 redist_size = GICV4_REDIST_SIZE;
198 }
199 return vms->memmap[region].size / redist_size;
200}
201
202
203static inline int virt_gicv3_redist_region_count(VirtMachineState *vms)
204{
205 uint32_t redist0_capacity = virt_redist_capacity(vms, VIRT_GIC_REDIST);
206
207 assert(vms->gic_version != VIRT_GIC_VERSION_2);
208
209 return (MACHINE(vms)->smp.cpus > redist0_capacity &&
210 vms->highmem_redists) ? 2 : 1;
211}
212
213#endif
214