nyx: make hybrid mbr fixer smarter

Allow usage of FatFS simple gpt parsing for setting the fat partition in case its label is not hos_data.
Additionally allow hos_data partition to not be the first one.
This commit is contained in:
CTCaer 2021-03-17 09:20:01 +02:00
parent 6981c59de3
commit f66ddca100

View file

@ -2077,7 +2077,6 @@ static lv_res_t _action_fix_mbr(lv_obj_t *btn)
part->index = i;
part->lba_start = gpt->entries[i].lba_start;
part->lba_end = gpt->entries[i].lba_end;
part->attrs = gpt.entries[i].attrs;
// ASCII conversion. Copy only the LSByte of the UTF-16LE name.
for (u32 j = 0; j < 36; j++)
@ -2088,16 +2087,29 @@ static lv_res_t _action_fix_mbr(lv_obj_t *btn)
}
free(gpt);
u32 mbr_idx = 0;
// Set FAT and emuMMC partitions.
u32 mbr_idx = 1;
bool found_hos_data = false;
LIST_FOREACH_ENTRY(emmc_part_t, part, &gpt_parsed, link)
{
if (!strcmp(part->name, "hos_data"))
// FatFS simple GPT found a fat partition, set it.
if (sd_fs.part_type && !part->index)
{
mbr[1].partitions[mbr_idx].type = sd_fs.fs_type == FS_EXFAT ? 0x7 : 0xC;
mbr[1].partitions[mbr_idx].start_sct = part->lba_start;
mbr[1].partitions[mbr_idx].size_sct = (part->lba_end - part->lba_start + 1);
mbr_idx++;
mbr[1].partitions[0].type = sd_fs.fs_type == FS_EXFAT ? 0x7 : 0xC;
mbr[1].partitions[0].start_sct = part->lba_start;
mbr[1].partitions[0].size_sct = (part->lba_end - part->lba_start + 1);
}
// FatFS simple GPT didn't find a fat partition as the first one.
if (!sd_fs.part_type && !found_hos_data && !strcmp(part->name, "hos_data"))
{
mbr[1].partitions[0].type = 0xC;
mbr[1].partitions[0].start_sct = part->lba_start;
mbr[1].partitions[0].size_sct = (part->lba_end - part->lba_start + 1);
found_hos_data = true;
}
// Set up to max 2 emuMMC partitions.
if (!strcmp(part->name, "emummc") || !strcmp(part->name, "emummc2"))
{
mbr[1].partitions[mbr_idx].type = 0xE0;
@ -2106,7 +2118,8 @@ static lv_res_t _action_fix_mbr(lv_obj_t *btn)
mbr_idx++;
}
if (mbr_idx > 2)
// Total reached last slot.
if (mbr_idx >= 3)
break;
}