Extended SCSIFS_Partitions SWI reason 1 to be fully aware of partitions

Detail:
  Reason 1 did not check whether the given partition offset matched, so did not
  differentiate between different partitions on a disc
Admin:
  tested on iMx6

Version 1.34. Tagged as 'SCSIFS-1_34'

VersionASM

@@ -11,13 +11,13 @@
                         GBLS    Module_HelpVersion
                         GBLS    Module_ComponentName
                         GBLS    Module_ComponentPath
-Module_MajorVersion     SETS    "1.33"
-Module_Version          SETA    133
+Module_MajorVersion     SETS    "1.34"
+Module_Version          SETA    134
 Module_MinorVersion     SETS    ""
-Module_Date             SETS    "13 Jul 2018"
-Module_ApplicationDate  SETS    "13-Jul-18"
+Module_Date             SETS    "16 Jul 2018"
+Module_ApplicationDate  SETS    "16-Jul-18"
 Module_ComponentName    SETS    "SCSIFS"
 Module_ComponentPath    SETS    "castle/RiscOS/Sources/FileSys/SCSIFS/SCSIFS"
-Module_FullVersion      SETS    "1.33"
-Module_HelpVersion      SETS    "1.33 (13 Jul 2018)"
+Module_FullVersion      SETS    "1.34"
+Module_HelpVersion      SETS    "1.34 (16 Jul 2018)"
                         END

VersionNum

-/* (1.33)
+/* (1.34)
  *
  * This file is automatically maintained by srccommit, do not edit manually.
  * Last processed by srccommit version: 1.1.
  *
  */
-#define Module_MajorVersion_CMHG        1.33
+#define Module_MajorVersion_CMHG        1.34
 #define Module_MinorVersion_CMHG        
-#define Module_Date_CMHG                13 Jul 2018
+#define Module_Date_CMHG                16 Jul 2018
 
-#define Module_MajorVersion             "1.33"
-#define Module_Version                  133
+#define Module_MajorVersion             "1.34"
+#define Module_Version                  134
 #define Module_MinorVersion             ""
-#define Module_Date                     "13 Jul 2018"
+#define Module_Date                     "16 Jul 2018"
 
-#define Module_ApplicationDate          "13-Jul-18"
+#define Module_ApplicationDate          "16-Jul-18"
 
 #define Module_ComponentName            "SCSIFS"
 #define Module_ComponentPath            "castle/RiscOS/Sources/FileSys/SCSIFS/SCSIFS"
 
-#define Module_FullVersion              "1.33"
-#define Module_HelpVersion              "1.33 (13 Jul 2018)"
-#define Module_LibraryVersionInfo       "1:33"
+#define Module_FullVersion              "1.34"
+#define Module_HelpVersion              "1.34 (16 Jul 2018)"
+#define Module_LibraryVersionInfo       "1:34"

s/ScsiFs50

@@ -471,17 +471,23 @@ DoSWIPartitions ROUT
 1
         TEQ     R0, #1                  ; report icon used
         Pull    "R1,R2,PC",NE
-        Push    "R3,R4"
+        Push    "R3,R4,R5"
         MOV     R2, #MaxDriveNo-1
+        LDR     R5, [SP, #4*4]         ; retrieve R2 off stack
 2
         DrvRecPtr R4, R2
         LDRB    R3, [R4, #:INDEX:DevNo]
         TEQ     R3, R1
-        BEQ     %ft3
+        BNE     %ft4
+        ADD     LR, SB, R2, LSL #2      ; word offset
+        LDR     LR, [LR, #:INDEX:PartitionBaseAdd-:INDEX:SCSIFSWorkBase] ;
+        TEQ     LR, R5
+        BEQ     %ft3                    ; same start sector too
+4
         SUBS    R2,R2,#1
         BGE     %bt2
 3
-        Pull    "R3,R4"
+        Pull    "R3,R4,R5"
         STR     R2,[R13, #4]            ; update R2 return value
         Pull    "R1,R2,PC"
       ]