Add port tool

[netwatch.git] / aseg / counter.c

diff --git a/aseg/counter.c b/aseg/counter.c
index 2c82f086316b0209e4476007e681525a7827ac8d..b6bdcf411c1acb255d50656c1676b1a1f6b8a1b9 100644 (file)
--- a/aseg/counter.c
+++ b/aseg/counter.c
@@ -78,6 +78,54 @@ void __start (void)
        
        if (inl(0x834) & 0x20)
                dolog("Warning: unhandled APM access");
+       if (inl(0x834) & 0x1000)
+       {
+               if (inl(0x844) & 0x1000)        /* devact_sts */
+               {
+                       unsigned char s[40];
+                       unsigned long cts;
+                       static int curdev = 0;  /* 0 if kbd, 1 if mouse */
+                       
+                       cts = inl(0x84C);
+                       
+                       outl(0x848, 0x0);
+                       
+                       switch(cts&0xF0000)
+                       {
+                       case 0x20000:
+                       {
+                               unsigned char b;
+                               strcpy(s, "READxxxxxxxxxxxxxxxx");
+                               tohex(s+4, cts);
+                               b = inb(cts & 0xFFFF);
+                               tohex(s+12, b);
+                               if ((cts & 0xFFFF) == 0x64)
+                                       curdev = (b & 0x20) ? 1 : 0;
+                               if ((curdev == 0) && ((cts & 0xFFFF) == 0x60) && (b == 0x01))
+                                       outb(0xCF9, 0x4);
+                               dolog(s);
+                               *(unsigned char*)0xAFFD0 /* EAX */ = b;
+                               break;
+                       }
+                       case 0x30000:
+                       {
+                               unsigned char b;
+                               
+                               strcpy(s, "WRITxxxxxxxxxxxxxxxx");
+                               b = *(unsigned char*)0xAFFD0 /* EAX */;
+                               tohex(s+4, cts);
+                               tohex(s+12, b);
+                               dolog(s);
+                               outb(cts & 0xFFFF, b);
+                               break;
+                       }
+                       default:
+                               dolog("Unhandled PCI cycle");
+                       }
+                       outl(0x848, 0x1000);
+                       outl(0x844, 0x1000);
+               }
+       }
        if (inl(0x834) & 0x4000)
                dolog("Long periodic timer");
        if (inl(0x834) & ~(0x4160))
@@ -93,6 +141,7 @@ void __start (void)
        outl(0xCF8, pcisave);
        outb(0x3D4, vgasave);
        
+       outl(0x848, 0x1000);
        outl(0x834, /*0x40*/0xFFFF);    // ack the periodic IRQ
        outb(0x830, (inb(0x830) | 0x2) & ~0x40);
        outb(0x830, inb(0x830) | 0x40);