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Merge SD stuff into fusee-secondary. Switch diskio to single-sector reads temporarily

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This commit is contained in:
Michael Scire 2018-05-04 11:47:05 -06:00
parent 299b020ecc
commit 4199be2460
42 changed files with 27485 additions and 172 deletions
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24
fusee/fusee-secondary/src/utils.h
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@ -29,9 +29,8 @@ static inline uintptr_t get_physical_address(const void *addr) {
static inline uint32_t read32le(const volatile void *dword, size_t offset) {
uintptr_t addr = (uintptr_t)dword + offset;
uint32_t dst;
memcpy(&dst, (void *)addr, 4);
return dst;
volatile uint32_t *target = (uint32_t *)addr;
return *target;
}
static inline uint32_t read32be(const volatile void *dword, size_t offset) {
@ -40,9 +39,8 @@ static inline uint32_t read32be(const volatile void *dword, size_t offset) {
static inline uint64_t read64le(const volatile void *qword, size_t offset) {
uintptr_t addr = (uintptr_t)qword + offset;
uint64_t dst;
memcpy(&dst, (void *)addr, 8);
return dst;
volatile uint64_t *target = (uint64_t *)addr;
return *target;
}
static inline uint64_t read64be(const volatile void *qword, size_t offset) {
@ -50,7 +48,9 @@ static inline uint64_t read64be(const volatile void *qword, size_t offset) {
}
static inline void write32le(volatile void *dword, size_t offset, uint32_t value) {
memcpy((void *)((uintptr_t)dword + offset), &value, 4);
uintptr_t addr = (uintptr_t)dword + offset;
volatile uint32_t *target = (uint32_t *)addr;
*target = value;
}
static inline void write32be(volatile void *dword, size_t offset, uint32_t value) {
@ -58,7 +58,9 @@ static inline void write32be(volatile void *dword, size_t offset, uint32_t value
}
static inline void write64le(volatile void *qword, size_t offset, uint64_t value) {
memcpy((void *)((uintptr_t)qword + offset), &value, 8);
uintptr_t addr = (uintptr_t)qword + offset;
volatile uint64_t *target = (uint64_t *)addr;
*target = value;
}
static inline void write64be(volatile void *qword, size_t offset, uint64_t value) {
@ -69,9 +71,9 @@ static inline bool check_32bit_additive_overflow(uint32_t a, uint32_t b) {
return __builtin_add_overflow_p(a, b, (uint32_t)0);
}
__attribute__ ((noreturn)) void panic(uint32_t code);
__attribute__ ((noreturn)) void generic_panic(void);
__attribute__ ((noreturn)) void panic_predefined(uint32_t which);
void panic(uint32_t code);
void generic_panic(void);
void panic_predefined(uint32_t which);
bool overlaps(uint64_t as, uint64_t ae, uint64_t bs, uint64_t be);
#endif