| 293,7 → 293,6 |
|---|
| |
| get_free_FAT: |
| ;----------------------------------------------------------- |
| ; input : EAX = # cluster for start the searching |
| ; output : if CARRY=0 EAX = # first cluster found free |
| ; if CARRY=1 disk full |
| ; Note : for more speed need to use fat_cache directly |
| 301,10 → 300,14 |
|---|
| push ecx |
| mov ecx,[LAST_CLUSTER] ; counter for full disk |
| sub ecx,2 |
| mov eax,[fatStartScan] |
| cmp eax,2 |
| jb gff_reset |
| |
| gff_test: |
| cmp eax,[LAST_CLUSTER] ; if above last cluster start at cluster 2 |
| jbe gff_in_range |
| gff_reset: |
| mov eax,2 |
| |
| gff_in_range: |
| 328,6 → 331,8 |
|---|
| ret |
| |
| gff_found: |
| lea ecx,[eax+1] |
| mov [fatStartScan],ecx |
| pop ecx |
| clc |
| ret |
| 671,6 → 676,8 |
|---|
| jne add_not_fs |
| |
| add [ebx+0x1e8],ecx |
| mov eax,[fatStartScan] |
| mov [ebx+0x1ec],eax |
| call hd_write |
| ; cmp [hd_error],0 |
| ; jne add_not_fs |
| 1478,7 → 1485,6 |
|---|
| jmp fat_notroot_next_sector |
| fat_notroot_extend_dir: |
| push eax |
| mov eax, [eax] |
| call get_free_FAT |
| jnc .found |
| pop eax |
| 1941,7 → 1947,6 |
|---|
| mov esi, edx |
| test ecx, ecx |
| jz .done |
| mov eax, 2 |
| call get_free_FAT |
| jc .diskfull |
| push eax |
| 2392,7 → 2397,6 |
|---|
| jae .extend_done |
| ; add new cluster |
| push eax |
| mov eax, edx |
| call get_free_FAT |
| jc .disk_full |
| mov edx, [fatEND] |