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thermosphere: impl stage2 translation

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This commit is contained in:
TuxSH 2019-08-02 05:12:24 +02:00
parent e0339049b3
commit eb27c36709
18 changed files with 174 additions and 268 deletions
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17
thermosphere/src/utils.h
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@ -33,21 +33,16 @@
#define ALINLINE __attribute__((always_inline))
#define TEMPORARY __attribute__((section(".temp")))
bool overlaps(u64 as, u64 ae, u64 bs, u64 be);
static inline uintptr_t get_physical_address(const void *vaddr) {
static inline uintptr_t get_physical_address_el1_stage12(const uintptr_t el1_vaddr) {
// NOTE: interrupt must be disabled when calling this func
uintptr_t PAR;
__asm__ __volatile__ ("at s1e3r, %0" :: "r"(vaddr));
__asm__ __volatile__ ("at s12e1r, %0" :: "r"(el1_vaddr));
__asm__ __volatile__ ("mrs %0, par_el1" : "=r"(PAR));
return (PAR & 1) ? 0ull : (PAR & MASK2L(40, 12)) | ((uintptr_t)vaddr & MASKL(12));
}
static inline uintptr_t get_physical_address_el0(const uintptr_t el0_vaddr) {
uintptr_t PAR;
__asm__ __volatile__ ("at s1e0r, %0" :: "r"(el0_vaddr));
__asm__ __volatile__ ("mrs %0, par_el1" : "=r"(PAR));
return (PAR & 1) ? 0ull : (PAR & MASK2L(40, 12)) | ((uintptr_t)el0_vaddr & MASKL(12));
return (PAR & 1) ? 0ull : (PAR & MASK2L(40, 12)) | ((uintptr_t)el1_vaddr & MASKL(12));
}
static inline u32 read32le(const volatile void *dword, size_t offset) {