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Read USB mass storage sector count and sector size!

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This commit is contained in:
Kamil Kowalczyk
2026-04-06 01:00:54 +02:00
parent 90217168be
commit 1cb1bad3dd
17 changed files with 800 additions and 347 deletions
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16
kernel/libk/endianess.h
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@@ -3,4 +3,20 @@
#define BE2LE16(x) (((x) << 8) | (((x) >> 8)))
#define BE2LE32(x) \
((((x) & 0x000000FF) << 24) | \
(((x) & 0x0000FF00) << 8) | \
(((x) & 0x00FF0000) >> 8) | \
(((x) & 0xFF000000) >> 24))
#define BE2LE64(x) \
((((x) & 0x00000000000000FFULL) << 56) | \
(((x) & 0x000000000000FF00ULL) << 40) | \
(((x) & 0x0000000000FF0000ULL) << 24) | \
(((x) & 0x00000000FF000000ULL) << 8) | \
(((x) & 0x000000FF00000000ULL) >> 8) | \
(((x) & 0x0000FF0000000000ULL) >> 24) | \
(((x) & 0x00FF000000000000ULL) >> 40) | \
(((x) & 0xFF00000000000000ULL) >> 56))
#endif // _KERNEL_LIBK_ENDIANESS_H

25
kernel/libk/hash.h
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@@ -30,6 +30,31 @@ static inline uint32_t hash_fnv32 (const void* data, size_t len) {
(table)->buckets_name[__idx] = (new_link); \
} while (0)
#define hash_delete(table, key_ptr, key_size, hash_val, table_size, buckets_name, type, member, \
key_field, out_link) \
do { \
uint32_t __idx = (hash_val) % (table_size); \
struct hash_node_link* __curr = (table)->buckets_name[__idx]; \
struct hash_node_link* __prev = NULL; \
(out_link) = NULL; \
while (__curr) { \
if (__curr->hash == (hash_val)) { \
type* __entry = hash_entry (__curr, type, member); \
if (memcmp (__entry->key_field, (key_ptr), (key_size)) == 0) { \
if (__prev != NULL) { \
__prev->next = __curr->next; \
} else { \
(table)->buckets_name[__idx] = __curr->next; \
} \
(out_link) = __curr; \
break; \
} \
} \
__prev = __curr; \
__curr = __curr->next; \
} \
} while (0)
#define hash_find(table, key_ptr, key_size, hash_val, table_size, buckets_name, type, member, \
key_field, out_link) \
do { \