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Add fixes for multiple sectors per cluster

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This commit is contained in:
Byron Lathi
2023-12-08 23:11:52 -08:00
parent 5259fa8e65
commit 0aca4af272
5 changed files with 39 additions and 14 deletions
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3
sw/kernel/filesystems/fat32.h
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@@ -12,6 +12,7 @@ extern uint32_t data_start_sector;
extern uint32_t fat_size;
extern uint8_t* sd_buf;
extern uint8_t sectors_per_cluster;
extern uint8_t log2_sectors_per_cluster;
struct fat32_directory_entry {
char file_name[8];
@@ -41,7 +42,7 @@ struct lfn_entry {
};
int8_t fat32_get_cluster_by_name(const char* name, struct fat32_directory_entry* dentry);
int8_t fat32_read_cluster(uint32_t cluster, void* buf);
int8_t fat32_read_sector(uint32_t cluster, uint32_t sector, void* buf);
uint32_t fat32_next_cluster(uint32_t cluster);
int8_t fat32_file_open(const char* filename);