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sys/arm/vmm/arm.h
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| /* | |||||
| * Copyright (C) 2015 Mihai Carabas <mihai.carabas@gmail.com> | |||||
| * All rights reserved. | |||||
| * | |||||
| * Redistribution and use in source and binary forms, with or without | |||||
| * modification, are permitted provided that the following conditions | |||||
| * are met: | |||||
| * 1. Redistributions of source code must retain the above copyright | |||||
| * notice, this list of conditions and the following disclaimer. | |||||
| * 2. Redistributions in binary form must reproduce the above copyright | |||||
| * notice, this list of conditions and the following disclaimer in the | |||||
| * documentation and/or other materials provided with the distribution. | |||||
| * | |||||
| * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND | |||||
| * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |||||
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |||||
| * ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE | |||||
| * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |||||
| * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |||||
| * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |||||
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |||||
| * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |||||
| * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |||||
| * SUCH DAMAGE. | |||||
| */ | |||||
| #include "mmu.h" | |||||
| #include "vgic.h" | |||||
| #include "vtimer.h" | |||||
| #include <machine/reg.h> | |||||
| #include <machine/vfp.h> | |||||
| struct hypctx { | |||||
| uint32_t vcpu; | |||||
| struct hyp* hyp; | |||||
| uint32_t hcr; | |||||
| uint32_t midr; | |||||
| uint32_t mpidr; | |||||
| struct reg regs; | |||||
| uint32_t sp_und; | |||||
| uint32_t lr_und; | |||||
| uint32_t spsr_und; | |||||
| uint32_t sp_svc; | |||||
| uint32_t lr_svc; | |||||
| uint32_t spsr_svc; | |||||
| uint32_t sp_abt; | |||||
| uint32_t lr_abt; | |||||
| uint32_t spsr_abt; | |||||
| uint32_t sp_irq; | |||||
| uint32_t lr_irq; | |||||
| uint32_t spsr_irq; | |||||
| uint32_t sp_fiq; | |||||
| uint32_t lr_fiq; | |||||
| uint32_t spsr_fiq; | |||||
| uint32_t r8_fiq; | |||||
| uint32_t r9_fiq; | |||||
| uint32_t r10_fiq; | |||||
| uint32_t r11_fiq; | |||||
| uint32_t r12_fiq; | |||||
| uint32_t cp15_sctlr; | |||||
| uint32_t cp15_cpacr; | |||||
| uint32_t cp15_ttbcr; | |||||
| uint32_t cp15_dacr; | |||||
| uint64_t cp15_ttbr0; | |||||
| uint64_t cp15_ttbr1; | |||||
| uint32_t cp15_prrr; | |||||
| uint32_t cp15_nmrr; | |||||
| uint32_t cp15_csselr; | |||||
| uint32_t cp15_cid; | |||||
| uint32_t cp15_tid_urw; | |||||
| uint32_t cp15_tid_uro; | |||||
| uint32_t cp15_tid_priv; | |||||
| uint32_t cp15_dfsr; | |||||
| uint32_t cp15_ifsr; | |||||
| uint32_t cp15_adfsr; | |||||
| uint32_t cp15_aifsr; | |||||
| uint32_t cp15_dfar; | |||||
| uint32_t cp15_ifar; | |||||
| uint32_t cp15_vbar; | |||||
| uint32_t cp15_cntkctl; | |||||
| uint64_t cp15_par; | |||||
| uint32_t cp15_amair0; | |||||
| uint32_t cp15_amair1; | |||||
| struct { | |||||
| uint32_t hsr; /* Hyp Syndrome Register */ | |||||
| uint32_t hdfar; /* VA at a Data Abort exception */ | |||||
| uint32_t hifar; /* VA at a Prefetch Abort exception */ | |||||
| uint32_t hpfar; /* IPA[39:12] at aborts on stage 2 address translations */ | |||||
| } exit_info; | |||||
| struct vtimer_cpu vtimer_cpu; | |||||
| struct vgic_cpu_int vgic_cpu_int; | |||||
| #ifdef VFP | |||||
| struct vfp_state host_vfp_state; | |||||
| struct vfp_state guest_vfp_state; | |||||
| #endif | |||||
| }; | |||||
| struct hyp { | |||||
| lpae_pd_entry_t l1pd[2 * LPAE_L1_ENTRIES]; | |||||
| lpae_pd_entry_t vttbr; | |||||
| struct vtimer vtimer; | |||||
| uint64_t vmid_generation; | |||||
| struct vm *vm; | |||||
| lpae_pd_entry_t l1pd_phys; | |||||
| struct hypctx ctx[VM_MAXCPU]; | |||||
| bool vgic_attached; | |||||
| struct vgic_distributor vgic_distributor; | |||||
| }; | |||||
| CTASSERT((offsetof(struct hyp, l1pd) & PAGE_MASK) == 0); | |||||
| uint64_t vmm_call_hyp(void *hyp_func_addr, ...); | |||||
| extern void vmm_stub_install(void *hypervisor_stub_vect); | |||||
| extern int hyp_enter_guest(struct hypctx *hypctx); | |||||
| #define LOW(x) (x & 0xFFFFFFFF) | |||||
| #define HIGH(x) LOW(x >> 32) | |||||
| #define VMID_GENERATION_MASK ((1UL<<8) - 1) | |||||
| #define BUILD_VTTBR(VMID, PTADDR) ((VMID << 48) | PTADDR); | |||||
| #define MPIDR_SMP_MASK (0x3 << 30) | |||||
| #define MPIDR_AFF1_LEVEL(x) ((x >> 2) << 8) | |||||
| #define MPIDR_AFF0_LEVEL(x) ((x & 0x3) << 0) | |||||