fix to reeves fix of dgo handling (reset b_active to 1)

[unix-history] / usr / src / sys / vax / uba / up.c

diff --git a/usr/src/sys/vax/uba/up.c b/usr/src/sys/vax/uba/up.c
index 8817446..44e1bdb 100644 (file)
--- a/usr/src/sys/vax/uba/up.c
+++ b/usr/src/sys/vax/uba/up.c
@@ -1,4 +1,4 @@
-/*     up.c    4.51    82/05/19        */
+/*     up.c    4.53    82/05/27        */

 
 #include "up.h"
 #if NSC > 0
 
 #include "up.h"
 #if NSC > 0


@@ -465,7 +465,7 @@ updgo(um)
 {
        register struct updevice *upaddr = (struct updevice *)um->um_addr;
 
 {
        register struct updevice *upaddr = (struct updevice *)um->um_addr;
 

-       um->um_tab.b_active++;  /* should now be 2 */
+       um->um_tab.b_active = 2;        /* should now be 2 */

        upaddr->upba = um->um_ubinfo;
        upaddr->upcs1 = um->um_cmd|((um->um_ubinfo>>8)&0x300);
 }
        upaddr->upba = um->um_ubinfo;
        upaddr->upcs1 = um->um_cmd|((um->um_ubinfo>>8)&0x300);
 }


@@ -497,6 +497,7 @@ upintr(sc21)
                        upaddr->upcs1 = UP_TRE;
                goto doattn;
        }
                        upaddr->upcs1 = UP_TRE;
                goto doattn;
        }

+       um->um_tab.b_active = 1;

        /*
         * Get device and block structures, and a pointer
         * to the uba_device for the drive.  Select the drive.
        /*
         * Get device and block structures, and a pointer
         * to the uba_device for the drive.  Select the drive.


@@ -743,7 +744,6 @@ upecc(ui)
                i++;
                bit -= 8;
        }
                i++;
                bit -= 8;
        }

-       um->um_tab.b_active = 2;        /* Either complete or continuing... */

        if (up->upwc == 0)
                return (0);
        /*
        if (up->upwc == 0)
                return (0);
        /*


@@ -771,6 +771,7 @@ upecc(ui)
        up->upba = ubaddr;
        cmd = (ubaddr >> 8) & 0x300;
        cmd |= UP_IE|UP_GO|UP_RCOM;
        up->upba = ubaddr;
        cmd = (ubaddr >> 8) & 0x300;
        cmd |= UP_IE|UP_GO|UP_RCOM;

+       um->um_tab.b_active = 2;        /* continuing transfer ... */

        up->upcs1 = cmd;
 #endif
        return (1);
        up->upcs1 = cmd;
 #endif
        return (1);


@@ -887,7 +888,7 @@ updump(dev)
                DELAY(25);
                if (++retry > 527)
                        break;
                DELAY(25);
                if (++retry > 527)
                        break;

-       } while ((upaddr->upds & UPDS_RDY) == 0) {
+       } while ((upaddr->upds & UP_RDY) == 0);

        if ((upaddr->upds & UPDS_DREADY) != UPDS_DREADY)
                return (EFAULT);
        start = 0;
        if ((upaddr->upds & UPDS_DREADY) != UPDS_DREADY)
                return (EFAULT);
        start = 0;


@@ -924,7 +925,7 @@ updump(dev)
                                break;
                } while ((upaddr->upcs1 & UP_RDY) == 0);
                if ((upaddr->upds & UPDS_DREADY) != UPDS_DREADY) {
                                break;
                } while ((upaddr->upcs1 & UP_RDY) == 0);
                if ((upaddr->upds & UPDS_DREADY) != UPDS_DREADY) {

-                       printf("up%d: not ready", dkunit(bp));
+                       printf("up%d: not ready", unit);

                        if ((upaddr->upds & UPDS_DREADY) != UPDS_DREADY) {
                                printf("\n");
                                return (EIO);
                        if ((upaddr->upds & UPDS_DREADY) != UPDS_DREADY) {
                                printf("\n");
                                return (EIO);