1 #ifndef __ASM_ARM_ARM64_PROCESSOR_H 2 #define __ASM_ARM_ARM64_PROCESSOR_H 3 4 #ifndef __ASSEMBLY__ 5 6 /* Anonymous union includes both 32- and 64-bit names (e.g., r0/x0). */ 7 8 #define __DECL_REG(n64, n32) union { \ 9 uint64_t n64; \ 10 uint32_t n32; \ 11 } 12 13 /* On stack VCPU state */ 14 struct cpu_user_regs 15 { 16 /* 17 * The mapping AArch64 <-> AArch32 is based on D1.20.1 in ARM DDI 18 * 0487A.d. 19 * 20 * AArch64 AArch32 21 */ 22 __DECL_REG(x0, r0/*_usr*/); 23 __DECL_REG(x1, r1/*_usr*/); 24 __DECL_REG(x2, r2/*_usr*/); 25 __DECL_REG(x3, r3/*_usr*/); 26 __DECL_REG(x4, r4/*_usr*/); 27 __DECL_REG(x5, r5/*_usr*/); 28 __DECL_REG(x6, r6/*_usr*/); 29 __DECL_REG(x7, r7/*_usr*/); 30 __DECL_REG(x8, r8/*_usr*/); 31 __DECL_REG(x9, r9/*_usr*/); 32 __DECL_REG(x10, r10/*_usr*/); 33 __DECL_REG(x11 , r11/*_usr*/); 34 __DECL_REG(x12, r12/*_usr*/); 35 36 __DECL_REG(x13, /* r13_usr */ sp_usr); 37 __DECL_REG(x14, /* r14_usr */ lr_usr); 38 39 __DECL_REG(x15, /* r13_hyp */ __unused_sp_hyp); 40 41 __DECL_REG(x16, /* r14_irq */ lr_irq); 42 __DECL_REG(x17, /* r13_irq */ sp_irq); 43 44 __DECL_REG(x18, /* r14_svc */ lr_svc); 45 __DECL_REG(x19, /* r13_svc */ sp_svc); 46 47 __DECL_REG(x20, /* r14_abt */ lr_abt); 48 __DECL_REG(x21, /* r13_abt */ sp_abt); 49 50 __DECL_REG(x22, /* r14_und */ lr_und); 51 __DECL_REG(x23, /* r13_und */ sp_und); 52 53 __DECL_REG(x24, r8_fiq); 54 __DECL_REG(x25, r9_fiq); 55 __DECL_REG(x26, r10_fiq); 56 __DECL_REG(x27, r11_fiq); 57 __DECL_REG(x28, r12_fiq); 58 __DECL_REG(/* x29 */ fp, /* r13_fiq */ sp_fiq); 59 60 __DECL_REG(/* x30 */ lr, /* r14_fiq */ lr_fiq); 61 62 register_t sp; /* Valid for hypervisor frames */ 63 64 /* Return address and mode */ 65 __DECL_REG(pc, pc32); /* ELR_EL2 */ 66 uint64_t cpsr; /* SPSR_EL2 */ 67 uint64_t hsr; /* ESR_EL2 */ 68 69 /* The kernel frame should be 16-byte aligned. */ 70 uint64_t pad0; 71 72 /* Outer guest frame only from here on... */ 73 74 union { 75 uint64_t spsr_el1; /* AArch64 */ 76 uint32_t spsr_svc; /* AArch32 */ 77 }; 78 79 /* AArch32 guests only */ 80 uint32_t spsr_fiq, spsr_irq, spsr_und, spsr_abt; 81 82 /* AArch64 guests only */ 83 uint64_t sp_el0; 84 uint64_t sp_el1, elr_el1; 85 }; 86 87 #undef __DECL_REG 88 89 #endif /* __ASSEMBLY__ */ 90 91 #endif /* __ASM_ARM_ARM64_PROCESSOR_H */ 92 /* 93 * Local variables: 94 * mode: C 95 * c-file-style: "BSD" 96 * c-basic-offset: 4 97 * indent-tabs-mode: nil 98 * End: 99 */ 100