diff options
Diffstat (limited to 'tools/testing/selftests/kvm/include/aarch64/processor.h')
| -rw-r--r-- | tools/testing/selftests/kvm/include/aarch64/processor.h | 219 |
1 files changed, 0 insertions, 219 deletions
diff --git a/tools/testing/selftests/kvm/include/aarch64/processor.h b/tools/testing/selftests/kvm/include/aarch64/processor.h deleted file mode 100644 index 5f977528e09c..000000000000 --- a/tools/testing/selftests/kvm/include/aarch64/processor.h +++ /dev/null @@ -1,219 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* - * AArch64 processor specific defines - * - * Copyright (C) 2018, Red Hat, Inc. - */ -#ifndef SELFTEST_KVM_PROCESSOR_H -#define SELFTEST_KVM_PROCESSOR_H - -#include "kvm_util.h" -#include <linux/stringify.h> -#include <linux/types.h> -#include <asm/sysreg.h> - - -#define ARM64_CORE_REG(x) (KVM_REG_ARM64 | KVM_REG_SIZE_U64 | \ - KVM_REG_ARM_CORE | KVM_REG_ARM_CORE_REG(x)) - -/* - * KVM_ARM64_SYS_REG(sys_reg_id): Helper macro to convert - * SYS_* register definitions in asm/sysreg.h to use in KVM - * calls such as vcpu_get_reg() and vcpu_set_reg(). - */ -#define KVM_ARM64_SYS_REG(sys_reg_id) \ - ARM64_SYS_REG(sys_reg_Op0(sys_reg_id), \ - sys_reg_Op1(sys_reg_id), \ - sys_reg_CRn(sys_reg_id), \ - sys_reg_CRm(sys_reg_id), \ - sys_reg_Op2(sys_reg_id)) - -/* - * Default MAIR - * index attribute - * DEVICE_nGnRnE 0 0000:0000 - * DEVICE_nGnRE 1 0000:0100 - * DEVICE_GRE 2 0000:1100 - * NORMAL_NC 3 0100:0100 - * NORMAL 4 1111:1111 - * NORMAL_WT 5 1011:1011 - */ - -/* Linux doesn't use these memory types, so let's define them. */ -#define MAIR_ATTR_DEVICE_GRE UL(0x0c) -#define MAIR_ATTR_NORMAL_WT UL(0xbb) - -#define MT_DEVICE_nGnRnE 0 -#define MT_DEVICE_nGnRE 1 -#define MT_DEVICE_GRE 2 -#define MT_NORMAL_NC 3 -#define MT_NORMAL 4 -#define MT_NORMAL_WT 5 - -#define DEFAULT_MAIR_EL1 \ - (MAIR_ATTRIDX(MAIR_ATTR_DEVICE_nGnRnE, MT_DEVICE_nGnRnE) | \ - MAIR_ATTRIDX(MAIR_ATTR_DEVICE_nGnRE, MT_DEVICE_nGnRE) | \ - MAIR_ATTRIDX(MAIR_ATTR_DEVICE_GRE, MT_DEVICE_GRE) | \ - MAIR_ATTRIDX(MAIR_ATTR_NORMAL_NC, MT_NORMAL_NC) | \ - MAIR_ATTRIDX(MAIR_ATTR_NORMAL, MT_NORMAL) | \ - MAIR_ATTRIDX(MAIR_ATTR_NORMAL_WT, MT_NORMAL_WT)) - -#define MPIDR_HWID_BITMASK (0xff00fffffful) - -void aarch64_vcpu_setup(struct kvm_vcpu *vcpu, struct kvm_vcpu_init *init); -struct kvm_vcpu *aarch64_vcpu_add(struct kvm_vm *vm, uint32_t vcpu_id, - struct kvm_vcpu_init *init, void *guest_code); - -struct ex_regs { - u64 regs[31]; - u64 sp; - u64 pc; - u64 pstate; -}; - -#define VECTOR_NUM 16 - -enum { - VECTOR_SYNC_CURRENT_SP0, - VECTOR_IRQ_CURRENT_SP0, - VECTOR_FIQ_CURRENT_SP0, - VECTOR_ERROR_CURRENT_SP0, - - VECTOR_SYNC_CURRENT, - VECTOR_IRQ_CURRENT, - VECTOR_FIQ_CURRENT, - VECTOR_ERROR_CURRENT, - - VECTOR_SYNC_LOWER_64, - VECTOR_IRQ_LOWER_64, - VECTOR_FIQ_LOWER_64, - VECTOR_ERROR_LOWER_64, - - VECTOR_SYNC_LOWER_32, - VECTOR_IRQ_LOWER_32, - VECTOR_FIQ_LOWER_32, - VECTOR_ERROR_LOWER_32, -}; - -#define VECTOR_IS_SYNC(v) ((v) == VECTOR_SYNC_CURRENT_SP0 || \ - (v) == VECTOR_SYNC_CURRENT || \ - (v) == VECTOR_SYNC_LOWER_64 || \ - (v) == VECTOR_SYNC_LOWER_32) - -#define ESR_EC_NUM 64 -#define ESR_EC_SHIFT 26 -#define ESR_EC_MASK (ESR_EC_NUM - 1) - -#define ESR_EC_SVC64 0x15 -#define ESR_EC_IABT 0x21 -#define ESR_EC_DABT 0x25 -#define ESR_EC_HW_BP_CURRENT 0x31 -#define ESR_EC_SSTEP_CURRENT 0x33 -#define ESR_EC_WP_CURRENT 0x35 -#define ESR_EC_BRK_INS 0x3c - -/* Access flag */ -#define PTE_AF (1ULL << 10) - -/* Access flag update enable/disable */ -#define TCR_EL1_HA (1ULL << 39) - -void aarch64_get_supported_page_sizes(uint32_t ipa, - bool *ps4k, bool *ps16k, bool *ps64k); - -void vm_init_descriptor_tables(struct kvm_vm *vm); -void vcpu_init_descriptor_tables(struct kvm_vcpu *vcpu); - -typedef void(*handler_fn)(struct ex_regs *); -void vm_install_exception_handler(struct kvm_vm *vm, - int vector, handler_fn handler); -void vm_install_sync_handler(struct kvm_vm *vm, - int vector, int ec, handler_fn handler); - -uint64_t *virt_get_pte_hva(struct kvm_vm *vm, vm_vaddr_t gva); - -static inline void cpu_relax(void) -{ - asm volatile("yield" ::: "memory"); -} - -#define isb() asm volatile("isb" : : : "memory") -#define dsb(opt) asm volatile("dsb " #opt : : : "memory") -#define dmb(opt) asm volatile("dmb " #opt : : : "memory") - -#define dma_wmb() dmb(oshst) -#define __iowmb() dma_wmb() - -#define dma_rmb() dmb(oshld) - -#define __iormb(v) \ -({ \ - unsigned long tmp; \ - \ - dma_rmb(); \ - \ - /* \ - * Courtesy of arch/arm64/include/asm/io.h: \ - * Create a dummy control dependency from the IO read to any \ - * later instructions. This ensures that a subsequent call \ - * to udelay() will be ordered due to the ISB in __delay(). \ - */ \ - asm volatile("eor %0, %1, %1\n" \ - "cbnz %0, ." \ - : "=r" (tmp) : "r" ((unsigned long)(v)) \ - : "memory"); \ -}) - -static __always_inline void __raw_writel(u32 val, volatile void *addr) -{ - asm volatile("str %w0, [%1]" : : "rZ" (val), "r" (addr)); -} - -static __always_inline u32 __raw_readl(const volatile void *addr) -{ - u32 val; - asm volatile("ldr %w0, [%1]" : "=r" (val) : "r" (addr)); - return val; -} - -#define writel_relaxed(v,c) ((void)__raw_writel((__force u32)cpu_to_le32(v),(c))) -#define readl_relaxed(c) ({ u32 __r = le32_to_cpu((__force __le32)__raw_readl(c)); __r; }) - -#define writel(v,c) ({ __iowmb(); writel_relaxed((v),(c));}) -#define readl(c) ({ u32 __v = readl_relaxed(c); __iormb(__v); __v; }) - -static inline void local_irq_enable(void) -{ - asm volatile("msr daifclr, #3" : : : "memory"); -} - -static inline void local_irq_disable(void) -{ - asm volatile("msr daifset, #3" : : : "memory"); -} - -/** - * struct arm_smccc_res - Result from SMC/HVC call - * @a0-a3 result values from registers 0 to 3 - */ -struct arm_smccc_res { - unsigned long a0; - unsigned long a1; - unsigned long a2; - unsigned long a3; -}; - -/** - * smccc_hvc - Invoke a SMCCC function using the hvc conduit - * @function_id: the SMCCC function to be called - * @arg0-arg6: SMCCC function arguments, corresponding to registers x1-x7 - * @res: pointer to write the return values from registers x0-x3 - * - */ -void smccc_hvc(uint32_t function_id, uint64_t arg0, uint64_t arg1, - uint64_t arg2, uint64_t arg3, uint64_t arg4, uint64_t arg5, - uint64_t arg6, struct arm_smccc_res *res); - -uint32_t guest_get_vcpuid(void); - -#endif /* SELFTEST_KVM_PROCESSOR_H */ |