Re-arrange patch files

Some of the patches are applied to files in subdirectories of ::/Kernel and ::/Adam. The directory tree has been re-arranged in such a way as to allow them to be #included without having the compiler backtrack to their parent directory.

3 files changed, 58 insertions, 0 deletions

diff --git a/Kernel/BlkDev/Patches/BlkDevAddFDC.HC b/Kernel/BlkDev/Patches/BlkDevAddFDC.HC
new file mode 100644
index 0000000..1f9e75a
--- /dev/null
+++ b/Kernel/BlkDev/Patches/BlkDevAddFDC.HC
@@ -0,0 +1,28 @@
+// PATCH: Add the ability to create floppy drvs
+// FILE: ::/Kernel/BlkDev/DskAddDev.HC
+// TO INSTALL: #include this file at the end of the switch statement.
+
+case BDT_FLOPPY:
+  dv->dv_signature=DRV_SIGNATURE_VAL;
+  if (!BlkDevInit(bd))
+    dv->dv_signature=0;
+  else {
+    dv->dv_signature=0;
+    if (make_free)
+      dv=DrvMakeFreeSlot(bd->first_drive_let);
+    else
+      dv=DrvMakeFreeSlot(DrvNextFreeLet(bd->first_drive_let))
+    if (bd->heads!=FDCChk(bd))
+      dv->fs_type=FSt_UNKNOWN;
+    else {
+      FDCReadBlks(bd,&br,0,1);
+      if (br.signature==MBR_PT_REDSEA && br.signature2==0xAA55) {
+	dv->dv_signature=DRV_SIGNATURE_VAL;
+	dv->bd=bd;
+	dv->fs_type=FSt_REDSEA;
+	RedSeaInit(dv);
+      } else
+	dv->fs_type=FSt_UNKNOWN;
+    }
+  }
+  break;
\ No newline at end of file
diff --git a/Kernel/BlkDev/Patches/BlkDevInitFDC.HC b/Kernel/BlkDev/Patches/BlkDevInitFDC.HC
new file mode 100644
index 0000000..630bad8
--- /dev/null
+++ b/Kernel/BlkDev/Patches/BlkDevInitFDC.HC
@@ -0,0 +1,8 @@
+// PATCH: Add the ability to init floppy BlkDevs
+// FILE: ::/Kernel/BlkDev/DskBlkDev.HC
+// TO INSTALL: #include this file at the end of the switch statement.
+
+case BDT_FLOPPY:
+  bd->max_writes=bd->max_reads=bd->spt;
+  res=FDCInit(bd);
+  break;
\ No newline at end of file
diff --git a/Kernel/BlkDev/Patches/Let2BlkDevTypeFDC.HC b/Kernel/BlkDev/Patches/Let2BlkDevTypeFDC.HC
new file mode 100644
index 0000000..be31e7f
--- /dev/null
+++ b/Kernel/BlkDev/Patches/Let2BlkDevTypeFDC.HC
@@ -0,0 +1,22 @@
+// PATCH: Remaps ltrs W-Z for floppy drives
+// FILE: ::/Kernel/BlkDev/DskDrv.HC
+// TO INSTALL: Comment out the original function.
+// THEN: #include this file after it.
+
+I64 Let2BlkDevType(U8 drv_let)
+{//Drv letter to BlkDev Type. drv_let=0 not allowed. See BDT_NULL.
+  drv_let=Let2Let(drv_let);
+  if ('A'<=drv_let<='B')
+    return BDT_RAM;
+  if ('C'<=drv_let<='L')
+    return BDT_ATA;
+  if ('M'<=drv_let<='P')
+    return BDT_ISO_FILE_READ;
+  if ('Q'<=drv_let<='S')
+    return BDT_ISO_FILE_WRITE;
+  if ('T'<=drv_let<='V')
+    return BDT_ATAPI;
+  if ('W'<=drv_let<='Z')
+    return BDT_FLOPPY;
+  return BDT_NULL;
+}
\ No newline at end of file