* Merged fat16-test back into trunk.

[avrcpm.git] / avrcpm / cpm / bios.mac

diff --git a/avrcpm/cpm/bios.mac b/avrcpm/cpm/bios.mac
index 3cc4fdeb0cfbec6e16145a1f5d3565008c0824c7..24d88ac74e12b63a8fbbd575b1ae5700df701238 100644 (file)
--- a/avrcpm/cpm/bios.mac
+++ b/avrcpm/cpm/bios.mac
@@ -176,7 +176,7 @@ boot0:
        ld      e,0\r
        ld      c,'I'-'A'\r
        call    seldsk\r
-       jp      z,boot1\r
+       jp      z,boot1         ;no ram disk\r
 \r
        call    getdpb          ;de = dpb of first ram disk\r
        \r
@@ -330,12 +330,10 @@ seldsk:
        ld      a,e             ;reselection bit\r
        rrca\r
        jp      c,getdph        ;skip, if disk already active\r
-       in      a,(15)          ;querry, if disk exists\r
        ld      hl,0\r
+       in      a,(15)          ;querry, if disk exists\r
        or      a\r
-       jp      z,getdph\r
-       xor     a\r
-       ret\r
+       ret     z\r
 getdph:\r
        ld      hl,drvtbl\r
        ld      b,0\r