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238
Src/DskAddDev.HC
Normal file
238
Src/DskAddDev.HC
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U0 BlkDevLockFwdingSet(
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CBlkDev *bd) { // If two blkdevs on same controller, use just one lock
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CBlkDev *bd1;
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I64 i;
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switch (bd->type) {
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case BDT_RAM:
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break;
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case BDT_ISO_FILE_READ:
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case BDT_ISO_FILE_WRITE:
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bd->lock_fwding = Let2BlkDev(*bd->file_dsk_name);
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break;
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case BDT_ATA:
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case BDT_ATAPI:
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for (i = 0; i < BLKDEVS_NUM; i++) {
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bd1 = &blkdev.blkdevs[i];
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if (bd1->bd_signature == BD_SIGNATURE_VAL && bd != bd1 &&
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(bd1->type == BDT_ATAPI || bd1->type == BDT_ATA) &&
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bd1->base0 == bd->base0) {
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bd->lock_fwding = bd1;
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break;
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}
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}
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break;
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}
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}
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I64 BlkDevAdd(
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CBlkDev *bd, I64 prt_num = I64_MIN, Bool whole_drv,
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Bool make_free) { // It will mount just one partition of prt_num>=0.
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// When repartitioing whole drive, whole_drv=TRUE.
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I64 i, j, ext_base, offset, res = 0, num = 0;
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CDrv *dv;
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CRedSeaBoot br;
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CMasterBoot mbr;
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bd->bd_signature = BD_SIGNATURE_VAL;
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if (make_free)
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dv = DrvMakeFreeSlot(bd->first_drv_let);
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else
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dv = DrvMakeFreeSlot(DrvNextFreeLet(bd->first_drv_let));
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dv->bd = bd;
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dv->drv_offset = bd->drv_offset;
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dv->size = bd->max_blk + 1 - bd->drv_offset;
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switch (bd->type) {
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case BDT_RAM:
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case BDT_ISO_FILE_READ:
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case BDT_ISO_FILE_WRITE:
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dv->dv_signature = DRV_SIGNATURE_VAL;
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dv->prt_num = num;
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dv->fs_type = FSt_REDSEA;
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// This is to force creation of a RAM
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// drive during boot, so it is probably
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// MAlloced to the same addr and can
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// be assumed to be already formatted.
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// If this line is removed, RAM Drives
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// will be alloced on a just-in-time
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// basis.
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if (BlkDevInit(bd))
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res++;
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else
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dv->dv_signature = 0;
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break;
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case BDT_ATA:
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dv->dv_signature = DRV_SIGNATURE_VAL; // Temporarily validate
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if (!BlkDevInit(bd))
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dv->dv_signature = 0; // Revoke validation
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else {
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dv->dv_signature = 0; // Revoke validation
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if (whole_drv) {
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dv->dv_signature = DRV_SIGNATURE_VAL;
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dv->prt_num = num;
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res++;
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dv->fs_type = FSt_REDSEA;
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dv->size = bd->max_blk + 1 - bd->drv_offset;
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// The following read is a test read.
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// if it hangs, the drive is not supported.
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ATAReadBlks(bd, &mbr, 0, 1);
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break;
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}
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offset = 0;
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ext_base = INVALID_CLUS;
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while (prt_num < 0 || num <= prt_num) {
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ATAReadBlks(bd, &mbr, offset, 1);
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if (mbr.signature != 0xAA55)
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break;
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j = -1;
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for (i = 0; i < 4 && (prt_num < 0 || num <= prt_num); i++) {
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if (mbr.p[i].type) {
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if (make_free)
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dv = DrvMakeFreeSlot(bd->first_drv_let + res);
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else
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dv = DrvMakeFreeSlot(DrvNextFreeLet(bd->first_drv_let + res));
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dv->bd = bd;
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dv->drv_offset = mbr.p[i].offset + offset;
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dv->size = mbr.p[i].size;
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switch (mbr.p[i].type) {
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case MBR_PT_REDSEA:
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dv->dv_signature = DRV_SIGNATURE_VAL;
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dv->prt_num = num;
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res++;
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dv->fs_type = FSt_REDSEA;
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RedSeaInit(dv);
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break;
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case MBR_PT_FAT32a:
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case MBR_PT_FAT32b:
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case MBR_PT_FAT32c:
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case MBR_PT_FAT32d:
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case MBR_PT_FAT32e:
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case MBR_PT_FAT32f:
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ATAReadBlks(bd, &br, dv->drv_offset, 1);
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dv->dv_signature = DRV_SIGNATURE_VAL;
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dv->prt_num = num;
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res++;
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if (br.signature == MBR_PT_REDSEA) {
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dv->fs_type = FSt_REDSEA;
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RedSeaInit(dv);
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} else {
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dv->fs_type = FSt_FAT32;
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FAT32Init(dv);
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}
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break;
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case MBR_PT_NTFS:
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dv->dv_signature = DRV_SIGNATURE_VAL;
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dv->prt_num = num;
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res++;
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dv->fs_type = FSt_NTFS;
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break;
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case 5:
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case 15:
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j = i;
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break;
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default:
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dv->dv_signature = DRV_SIGNATURE_VAL;
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dv->prt_num = num;
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res++;
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dv->fs_type = FSt_UNKNOWN;
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}
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num++;
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}
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}
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if (Let2BlkDevType(bd->first_drv_let + res) != bd->type)
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break;
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if (j < 0)
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break;
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if (!mbr.p[j].offset)
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break;
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if (ext_base == INVALID_CLUS) {
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offset = mbr.p[j].offset;
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ext_base = offset;
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} else
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offset = mbr.p[j].offset + ext_base;
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}
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}
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break;
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case BDT_ATAPI:
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dv->dv_signature = DRV_SIGNATURE_VAL;
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dv->prt_num = num;
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res++;
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dv->fs_type = FSt_ISO9660; // Start with this
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dv->size = 0;
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break;
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}
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if (res)
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BlkDevLockFwdingSet(bd);
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else
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BlkDevDel(bd);
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return res;
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}
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Bool DrvEnable(
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U8 drv_let,
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Bool val) { // Can unmount or remount, but not mount the first time.
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CDrv *dv;
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if (dv = Let2Drv(drv_let, FALSE))
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return !LBEqu(&dv->fs_type, FStf_DISABLE, !val);
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else
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return FALSE;
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}
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I64 SysGetI64() {
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U8 st[STR_LEN];
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GetS(st, STR_LEN, FALSE);
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return Str2I64(st, 16);
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}
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Bool GetBaseUnit(CBlkDev *bd) {
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I64 ch;
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Bool probe;
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#exe {
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if (kernel_cfg->opts[CFG_DONT_PROBE])
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StreamPrint("probe=FALSE;");
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else
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StreamPrint("probe=TRUE;");
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};
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if (!probe || !BootDVDProbeAll(bd)) {
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"\nDon't worry. This is not a product\n"
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"registration. TempleOS just needs the\n"
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"I/O port numbers for the CD/DVD.\n"
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"\nRetry the ports above or check Windows\n"
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"system information under I/O ports for\n"
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"'IDE', 'ATA' or 'SATA'.\n"
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"In Linux, use 'lspci -v' for ports.\n"
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"\n\nEnter 4-digit hex I/O Port number.\n"
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"CD/DVD I/O Port Base0: 0x";
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bd->base0 = SysGetI64;
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bd->base1 = 0;
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bd->unit = 0;
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if (bd->base0) {
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"\nUnit (0 or 1): ";
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do
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ch = GetChar(, FALSE);
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while (!('0' <= ch <= '1'));
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'' ch;
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bd->unit = ch - '0';
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blkdev.dvd_boot_is_good = BootDVDProbe(bd);
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return TRUE;
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} else {
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blkdev.dvd_boot_is_good = FALSE;
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return FALSE;
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}
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}
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return FALSE;
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}
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U0 BlkDevsInitAll() {
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CBlkDev *bd;
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I64 i;
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blkdev.blkdevs = CAlloc(sizeof(CBlkDev) * BLKDEVS_NUM);
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blkdev.drvs = CAlloc(sizeof(CDrv) * DRVS_NUM);
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for (i = 0; i < DRVS_NUM; i++)
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blkdev.let_to_drv[i] = &blkdev.drvs[i];
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#exe {
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StreamPrint("MountIDEAuto;");
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StreamPrint("#exe {Option(OPTf_WARN_PAREN,OFF);}");
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StreamDoc(kernel_cfg->add_dev);
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StreamPrint("#exe {Option(OPTf_WARN_PAREN,ON);}");
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};
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}
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