counter in dz code

SCCS-vsn: sys/vax/vax/locore.s 3.5

diff --git a/usr/src/sys/vax/vax/locore.s b/usr/src/sys/vax/vax/locore.s
index 65337ad..65e6ace 100644 (file)
--- a/usr/src/sys/vax/vax/locore.s
+++ b/usr/src/sys/vax/vax/locore.s
@@ -1,7 +1,7 @@
 #
 # Machine Language Assist for UC Berkeley Virtual Vax/Unix
 #
 #
 # Machine Language Assist for UC Berkeley Virtual Vax/Unix
 #

-#      locore.s                3.4     %H%
+#      locore.s                3.5     %H%

 #
 
        .set    HIGH,31         # mask for total disable
 #
 
        .set    HIGH,31         # mask for total disable


@@ -347,6 +347,8 @@ ubapass:
        .data
        .globl  _zvcnt
 _zvcnt:        .space  4
        .data
        .globl  _zvcnt
 _zvcnt:        .space  4

+       .globl  _dzdcnt
+_dzdcnt:.space 4

        .text
 
 #
        .text
 
 #


@@ -366,6 +368,7 @@ dzploop:
        movzbl  1(r1),r2                # get line number
        bitb    $0x80,r2                # TRDY on?
        beql    dzprei                  # no    
        movzbl  1(r1),r2                # get line number
        bitb    $0x80,r2                # TRDY on?
        beql    dzprei                  # no    

+       incl    _dzdcnt         ## loop trips

        bicb2   $0xf8,r2                # clear garbage bits
        mull2   $20,r2
        addl2   r2,r0                   # point at line's pdma structure
        bicb2   $0xf8,r2                # clear garbage bits
        mull2   $20,r2
        addl2   r2,r0                   # point at line's pdma structure