| /* |
| * KVM ARM ABI constant definitions |
| * |
| * Copyright (c) 2013 Linaro Limited |
| * |
| * Provide versions of KVM constant defines that can be used even |
| * when CONFIG_KVM is not set and we don't have access to the |
| * KVM headers. If CONFIG_KVM is set, we do a compile-time check |
| * that we haven't got out of sync somehow. |
| * |
| * This work is licensed under the terms of the GNU GPL, version 2 or later. |
| * See the COPYING file in the top-level directory. |
| */ |
| #ifndef ARM_KVM_CONSTS_H |
| #define ARM_KVM_CONSTS_H |
| |
| #ifdef CONFIG_KVM |
| #include <linux/kvm.h> |
| #include <linux/psci.h> |
| |
| #define MISMATCH_CHECK(X, Y) QEMU_BUILD_BUG_ON(X != Y) |
| |
| #else |
| #define MISMATCH_CHECK(X, Y) |
| #endif |
| |
| #define CP_REG_SIZE_SHIFT 52 |
| #define CP_REG_SIZE_MASK 0x00f0000000000000ULL |
| #define CP_REG_SIZE_U32 0x0020000000000000ULL |
| #define CP_REG_SIZE_U64 0x0030000000000000ULL |
| #define CP_REG_ARM 0x4000000000000000ULL |
| #define CP_REG_ARCH_MASK 0xff00000000000000ULL |
| |
| MISMATCH_CHECK(CP_REG_SIZE_SHIFT, KVM_REG_SIZE_SHIFT) |
| MISMATCH_CHECK(CP_REG_SIZE_MASK, KVM_REG_SIZE_MASK) |
| MISMATCH_CHECK(CP_REG_SIZE_U32, KVM_REG_SIZE_U32) |
| MISMATCH_CHECK(CP_REG_SIZE_U64, KVM_REG_SIZE_U64) |
| MISMATCH_CHECK(CP_REG_ARM, KVM_REG_ARM) |
| MISMATCH_CHECK(CP_REG_ARCH_MASK, KVM_REG_ARCH_MASK) |
| |
| #define QEMU_PSCI_0_1_FN_BASE 0x95c1ba5e |
| #define QEMU_PSCI_0_1_FN(n) (QEMU_PSCI_0_1_FN_BASE + (n)) |
| #define QEMU_PSCI_0_1_FN_CPU_SUSPEND QEMU_PSCI_0_1_FN(0) |
| #define QEMU_PSCI_0_1_FN_CPU_OFF QEMU_PSCI_0_1_FN(1) |
| #define QEMU_PSCI_0_1_FN_CPU_ON QEMU_PSCI_0_1_FN(2) |
| #define QEMU_PSCI_0_1_FN_MIGRATE QEMU_PSCI_0_1_FN(3) |
| |
| MISMATCH_CHECK(QEMU_PSCI_0_1_FN_CPU_SUSPEND, KVM_PSCI_FN_CPU_SUSPEND) |
| MISMATCH_CHECK(QEMU_PSCI_0_1_FN_CPU_OFF, KVM_PSCI_FN_CPU_OFF) |
| MISMATCH_CHECK(QEMU_PSCI_0_1_FN_CPU_ON, KVM_PSCI_FN_CPU_ON) |
| MISMATCH_CHECK(QEMU_PSCI_0_1_FN_MIGRATE, KVM_PSCI_FN_MIGRATE) |
| |
| #define QEMU_PSCI_0_2_FN_BASE 0x84000000 |
| #define QEMU_PSCI_0_2_FN(n) (QEMU_PSCI_0_2_FN_BASE + (n)) |
| |
| #define QEMU_PSCI_0_2_64BIT 0x40000000 |
| #define QEMU_PSCI_0_2_FN64_BASE \ |
| (QEMU_PSCI_0_2_FN_BASE + QEMU_PSCI_0_2_64BIT) |
| #define QEMU_PSCI_0_2_FN64(n) (QEMU_PSCI_0_2_FN64_BASE + (n)) |
| |
| #define QEMU_PSCI_0_2_FN_PSCI_VERSION QEMU_PSCI_0_2_FN(0) |
| #define QEMU_PSCI_0_2_FN_CPU_SUSPEND QEMU_PSCI_0_2_FN(1) |
| #define QEMU_PSCI_0_2_FN_CPU_OFF QEMU_PSCI_0_2_FN(2) |
| #define QEMU_PSCI_0_2_FN_CPU_ON QEMU_PSCI_0_2_FN(3) |
| #define QEMU_PSCI_0_2_FN_AFFINITY_INFO QEMU_PSCI_0_2_FN(4) |
| #define QEMU_PSCI_0_2_FN_MIGRATE QEMU_PSCI_0_2_FN(5) |
| #define QEMU_PSCI_0_2_FN_MIGRATE_INFO_TYPE QEMU_PSCI_0_2_FN(6) |
| #define QEMU_PSCI_0_2_FN_MIGRATE_INFO_UP_CPU QEMU_PSCI_0_2_FN(7) |
| #define QEMU_PSCI_0_2_FN_SYSTEM_OFF QEMU_PSCI_0_2_FN(8) |
| #define QEMU_PSCI_0_2_FN_SYSTEM_RESET QEMU_PSCI_0_2_FN(9) |
| |
| #define QEMU_PSCI_0_2_FN64_CPU_SUSPEND QEMU_PSCI_0_2_FN64(1) |
| #define QEMU_PSCI_0_2_FN64_CPU_OFF QEMU_PSCI_0_2_FN64(2) |
| #define QEMU_PSCI_0_2_FN64_CPU_ON QEMU_PSCI_0_2_FN64(3) |
| #define QEMU_PSCI_0_2_FN64_AFFINITY_INFO QEMU_PSCI_0_2_FN64(4) |
| #define QEMU_PSCI_0_2_FN64_MIGRATE QEMU_PSCI_0_2_FN64(5) |
| |
| MISMATCH_CHECK(QEMU_PSCI_0_2_FN_CPU_SUSPEND, PSCI_0_2_FN_CPU_SUSPEND) |
| MISMATCH_CHECK(QEMU_PSCI_0_2_FN_CPU_OFF, PSCI_0_2_FN_CPU_OFF) |
| MISMATCH_CHECK(QEMU_PSCI_0_2_FN_CPU_ON, PSCI_0_2_FN_CPU_ON) |
| MISMATCH_CHECK(QEMU_PSCI_0_2_FN_MIGRATE, PSCI_0_2_FN_MIGRATE) |
| MISMATCH_CHECK(QEMU_PSCI_0_2_FN64_CPU_SUSPEND, PSCI_0_2_FN64_CPU_SUSPEND) |
| MISMATCH_CHECK(QEMU_PSCI_0_2_FN64_CPU_ON, PSCI_0_2_FN64_CPU_ON) |
| MISMATCH_CHECK(QEMU_PSCI_0_2_FN64_MIGRATE, PSCI_0_2_FN64_MIGRATE) |
| |
| /* PSCI v0.2 return values used by TCG emulation of PSCI */ |
| |
| /* No Trusted OS migration to worry about when offlining CPUs */ |
| #define QEMU_PSCI_0_2_RET_TOS_MIGRATION_NOT_REQUIRED 2 |
| |
| /* We implement version 0.2 only */ |
| #define QEMU_PSCI_0_2_RET_VERSION_0_2 2 |
| |
| MISMATCH_CHECK(QEMU_PSCI_0_2_RET_TOS_MIGRATION_NOT_REQUIRED, PSCI_0_2_TOS_MP) |
| MISMATCH_CHECK(QEMU_PSCI_0_2_RET_VERSION_0_2, |
| (PSCI_VERSION_MAJOR(0) | PSCI_VERSION_MINOR(2))) |
| |
| /* PSCI return values (inclusive of all PSCI versions) */ |
| #define QEMU_PSCI_RET_SUCCESS 0 |
| #define QEMU_PSCI_RET_NOT_SUPPORTED -1 |
| #define QEMU_PSCI_RET_INVALID_PARAMS -2 |
| #define QEMU_PSCI_RET_DENIED -3 |
| #define QEMU_PSCI_RET_ALREADY_ON -4 |
| #define QEMU_PSCI_RET_ON_PENDING -5 |
| #define QEMU_PSCI_RET_INTERNAL_FAILURE -6 |
| #define QEMU_PSCI_RET_NOT_PRESENT -7 |
| #define QEMU_PSCI_RET_DISABLED -8 |
| |
| MISMATCH_CHECK(QEMU_PSCI_RET_SUCCESS, PSCI_RET_SUCCESS) |
| MISMATCH_CHECK(QEMU_PSCI_RET_NOT_SUPPORTED, PSCI_RET_NOT_SUPPORTED) |
| MISMATCH_CHECK(QEMU_PSCI_RET_INVALID_PARAMS, PSCI_RET_INVALID_PARAMS) |
| MISMATCH_CHECK(QEMU_PSCI_RET_DENIED, PSCI_RET_DENIED) |
| MISMATCH_CHECK(QEMU_PSCI_RET_ALREADY_ON, PSCI_RET_ALREADY_ON) |
| MISMATCH_CHECK(QEMU_PSCI_RET_ON_PENDING, PSCI_RET_ON_PENDING) |
| MISMATCH_CHECK(QEMU_PSCI_RET_INTERNAL_FAILURE, PSCI_RET_INTERNAL_FAILURE) |
| MISMATCH_CHECK(QEMU_PSCI_RET_NOT_PRESENT, PSCI_RET_NOT_PRESENT) |
| MISMATCH_CHECK(QEMU_PSCI_RET_DISABLED, PSCI_RET_DISABLED) |
| |
| /* Note that KVM uses overlapping values for AArch32 and AArch64 |
| * target CPU numbers. AArch32 targets: |
| */ |
| #define QEMU_KVM_ARM_TARGET_CORTEX_A15 0 |
| #define QEMU_KVM_ARM_TARGET_CORTEX_A7 1 |
| |
| /* AArch64 targets: */ |
| #define QEMU_KVM_ARM_TARGET_AEM_V8 0 |
| #define QEMU_KVM_ARM_TARGET_FOUNDATION_V8 1 |
| #define QEMU_KVM_ARM_TARGET_CORTEX_A57 2 |
| #define QEMU_KVM_ARM_TARGET_XGENE_POTENZA 3 |
| #define QEMU_KVM_ARM_TARGET_CORTEX_A53 4 |
| |
| /* There's no kernel define for this: sentinel value which |
| * matches no KVM target value for either 64 or 32 bit |
| */ |
| #define QEMU_KVM_ARM_TARGET_NONE UINT_MAX |
| |
| #ifdef TARGET_AARCH64 |
| MISMATCH_CHECK(QEMU_KVM_ARM_TARGET_AEM_V8, KVM_ARM_TARGET_AEM_V8) |
| MISMATCH_CHECK(QEMU_KVM_ARM_TARGET_FOUNDATION_V8, KVM_ARM_TARGET_FOUNDATION_V8) |
| MISMATCH_CHECK(QEMU_KVM_ARM_TARGET_CORTEX_A57, KVM_ARM_TARGET_CORTEX_A57) |
| MISMATCH_CHECK(QEMU_KVM_ARM_TARGET_XGENE_POTENZA, KVM_ARM_TARGET_XGENE_POTENZA) |
| MISMATCH_CHECK(QEMU_KVM_ARM_TARGET_CORTEX_A53, KVM_ARM_TARGET_CORTEX_A53) |
| #else |
| MISMATCH_CHECK(QEMU_KVM_ARM_TARGET_CORTEX_A15, KVM_ARM_TARGET_CORTEX_A15) |
| MISMATCH_CHECK(QEMU_KVM_ARM_TARGET_CORTEX_A7, KVM_ARM_TARGET_CORTEX_A7) |
| #endif |
| |
| #define CP_REG_ARM64 0x6000000000000000ULL |
| #define CP_REG_ARM_COPROC_MASK 0x000000000FFF0000 |
| #define CP_REG_ARM_COPROC_SHIFT 16 |
| #define CP_REG_ARM64_SYSREG (0x0013 << CP_REG_ARM_COPROC_SHIFT) |
| #define CP_REG_ARM64_SYSREG_OP0_MASK 0x000000000000c000 |
| #define CP_REG_ARM64_SYSREG_OP0_SHIFT 14 |
| #define CP_REG_ARM64_SYSREG_OP1_MASK 0x0000000000003800 |
| #define CP_REG_ARM64_SYSREG_OP1_SHIFT 11 |
| #define CP_REG_ARM64_SYSREG_CRN_MASK 0x0000000000000780 |
| #define CP_REG_ARM64_SYSREG_CRN_SHIFT 7 |
| #define CP_REG_ARM64_SYSREG_CRM_MASK 0x0000000000000078 |
| #define CP_REG_ARM64_SYSREG_CRM_SHIFT 3 |
| #define CP_REG_ARM64_SYSREG_OP2_MASK 0x0000000000000007 |
| #define CP_REG_ARM64_SYSREG_OP2_SHIFT 0 |
| |
| /* No kernel define but it's useful to QEMU */ |
| #define CP_REG_ARM64_SYSREG_CP (CP_REG_ARM64_SYSREG >> CP_REG_ARM_COPROC_SHIFT) |
| |
| #ifdef TARGET_AARCH64 |
| MISMATCH_CHECK(CP_REG_ARM64, KVM_REG_ARM64) |
| MISMATCH_CHECK(CP_REG_ARM_COPROC_MASK, KVM_REG_ARM_COPROC_MASK) |
| MISMATCH_CHECK(CP_REG_ARM_COPROC_SHIFT, KVM_REG_ARM_COPROC_SHIFT) |
| MISMATCH_CHECK(CP_REG_ARM64_SYSREG, KVM_REG_ARM64_SYSREG) |
| MISMATCH_CHECK(CP_REG_ARM64_SYSREG_OP0_MASK, KVM_REG_ARM64_SYSREG_OP0_MASK) |
| MISMATCH_CHECK(CP_REG_ARM64_SYSREG_OP0_SHIFT, KVM_REG_ARM64_SYSREG_OP0_SHIFT) |
| MISMATCH_CHECK(CP_REG_ARM64_SYSREG_OP1_MASK, KVM_REG_ARM64_SYSREG_OP1_MASK) |
| MISMATCH_CHECK(CP_REG_ARM64_SYSREG_OP1_SHIFT, KVM_REG_ARM64_SYSREG_OP1_SHIFT) |
| MISMATCH_CHECK(CP_REG_ARM64_SYSREG_CRN_MASK, KVM_REG_ARM64_SYSREG_CRN_MASK) |
| MISMATCH_CHECK(CP_REG_ARM64_SYSREG_CRN_SHIFT, KVM_REG_ARM64_SYSREG_CRN_SHIFT) |
| MISMATCH_CHECK(CP_REG_ARM64_SYSREG_CRM_MASK, KVM_REG_ARM64_SYSREG_CRM_MASK) |
| MISMATCH_CHECK(CP_REG_ARM64_SYSREG_CRM_SHIFT, KVM_REG_ARM64_SYSREG_CRM_SHIFT) |
| MISMATCH_CHECK(CP_REG_ARM64_SYSREG_OP2_MASK, KVM_REG_ARM64_SYSREG_OP2_MASK) |
| MISMATCH_CHECK(CP_REG_ARM64_SYSREG_OP2_SHIFT, KVM_REG_ARM64_SYSREG_OP2_SHIFT) |
| #endif |
| |
| #undef MISMATCH_CHECK |
| |
| #endif |
