Changeset 1e2aecca in mainline

Timestamp:

2005-10-03T13:09:53Z (19 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

ce031f0

Parents:

df364582

Message:

IA-64 work.
Map interrupt vectors to their names.

File:

• arch/ia64/src/interrupt_handler.c (modified) (6 diffs)

arch/ia64/src/interrupt_handler.c

@@ -28 +28 @@
  */
 
-
 #include <panic.h>
 #include <print.h>
@@ -34 +33 @@
 #include <arch/asm.h>
 #include <symtab.h>
+#include <debug.h>
+
+#define VECTORS_64_BUNDLE       20
+#define VECTORS_16_BUNDLE       48
+#define VECTORS_16_BUNDLE_START 0x5000
+#define VECTOR_MAX              0x7f00
+
+#define BUNDLE_SIZE             16
 
 extern __u64 REG_DUMP;
+
+char *vector_names_64_bundle[VECTORS_64_BUNDLE] = {
+        "VHPT Translation vector",
+        "Instruction TLB vector",
+        "Data TLB vector",
+        "Alternate Instruction TLB vector",
+        "Alternate Data TLB vector",
+        "Data Nested TLB vector",
+        "Instruction Key Miss vector",
+        "Data Key Miss vector",
+        "Dirty-Bit vector",
+        "Instruction Access-Bit vector",
+        "Data Access-Bit vector"
+        "Break Instruction vector",
+        "External Interrupt vector"
+        "Reserved",
+        "Reserved",
+        "Reserved",
+        "Reserved",
+        "Reserved",
+        "Reserved",
+        "Reserved"
+};
+
+char *vector_names_16_bundle[VECTORS_16_BUNDLE] = {
+        "Page Not Present vector",
+        "Key Permission vector",
+        "Instruction Access rights vector",
+        "Data Access Rights vector",
+        "General Exception vector",
+        "Disabled FP-Register vector",
+        "NaT Consumption vector",
+        "Speculation vector",
+        "Reserved",
+        "Debug vector",
+        "Unaligned Reference vector",
+        "Unsupported Data Reference vector",
+        "Floating-point Fault vector",
+        "Floating-point Trap vector",
+        "Lower-Privilege Transfer Trap vector",
+        "Taken Branch Trap vector",
+        "Single STep Trap vector",
+        "Reserved",
+        "Reserved",
+        "Reserved",
+        "Reserved",
+        "Reserved",
+        "Reserved",
+        "Reserved",
+        "Reserved",
+        "IA-32 Exception vector",
+        "IA-32 Intercept vector",
+        "IA-32 Interrupt vector",
+        "Reserved",
+        "Reserved",
+        "Reserved"
+};
+
+static char *vector_to_string(__u16 vector);
+
+char *vector_to_string(__u16 vector)
+{
+        ASSERT(vector <= VECTOR_MAX);
+        
+        if (vector >= VECTORS_16_BUNDLE_START)
+                return vector_names_16_bundle[(vector-VECTORS_16_BUNDLE_START)/(16*BUNDLE_SIZE)];
+        else
+                return vector_names_64_bundle[vector/(64*BUNDLE_SIZE)];
+}
 
 
@@ -41 +117 @@
 void general_exception(void)
 {
-    panic("\nGeneral Exception\n");
+        panic("\nGeneral Exception\n");
 }
 
@@ -49 +125 @@
 void break_instruction(void)
 {
-    panic("\nBreak Instruction\n");
-}
-
+        panic("\nBreak Instruction\n");
+}
 
 #define cr_dump(r) {__u64 val; get_control_register(r,val); printf("\ncr"#r":%Q",val);}
@@ -64 +139 @@
         char *sym;
         
-        
         get_shadow_register(16,vector);
 
-        
         p=&REG_DUMP;
 
         for(i=0;i<128;i+=2) printf("gr%d:%Q\tgr%d:%Q\n",i,p[i],i+1,p[i+1]);
-
 
         cr_dump(0);     
@@ -132 +204 @@
         printf("\nPSR:%Q\n",psr);
         
-        panic("\nException:%Q\n",vector);
-}
-
-
+        panic("\nException:%W (%s)\n", (__u16) vector, vector_to_string(vector));
+}
+
+