more gcc fixes.

src/arch/i386/include/arch/pirq_routing.h

@@ -26,11 +26,15 @@ struct irq_routing_table {
 	u32 miniport_data;		/* Crap */
 	u8 rfu[11];
 	u8 checksum;			/* Modulo 256 checksum must give zero */
-#if GCC_VERSION < 3000
+#ifndef IRQ_SLOT_COUNT
+#if (__GNUC__ < 3)
 	struct irq_info slots[1];
 #else
 	struct irq_info slots[];
-#endif
+#endif // __GNUC__ < 3
+#else
+  struct irq_info slots[IRQ_SLOT_COUNT];
+#endif // ! IRQ_SLOT_COUNT
 } __attribute__((packed));
 
 extern const struct irq_routing_table intel_irq_routing_table;

src/arch/i386/lib/Config

@@ -1,6 +1,7 @@
 object i386_subr.o
 object params.o
 object hardwaremain.o
+object c_start.S
 object pirq_routing.o HAVE_PIRQ_TABLE
 object vgabios.o CONFIG_VGABIOS
 object idt.o  CONFIG_REALMODE_IDT

src/mainboard/supermicro/p4dpr/irq_tables.c

@@ -1,5 +1,5 @@
 /* PCI: Interrupt Routing Table found at 0x4011ce40 size = 416 */
-
+#define IRQ_SLOT_COUNT 24
 #include <arch/pirq_routing.h>
 
 const struct irq_routing_table intel_irq_routing_table = {

util/getpir/checkpir.c

@@ -16,7 +16,7 @@
 #define PIRQ_SIGNATURE  (('$' << 0) + ('P' << 8) + ('I' << 16) + ('R' << 24))
 #define PIRQ_VERS 0x0100
 
-extern struct irq_routing_table intel_irq_routing_table;
+//extern struct irq_routing_table intel_irq_routing_table;
 
 struct irq_info se_arr[50];
 struct irq_routing_table *rt;

util/mptable/mptable.c

@@ -83,6 +83,8 @@ static const char rcsid[] =
 
 #define MAXPNSTR		132
 
+#define LINUXBIOS_MP_TABLE      0
+
 enum busTypes {
     CBUS = 1,
     CBUSII = 2,
@@ -342,7 +344,7 @@ char *postamble[] = {
 "	/* Compute the checksums */",
 "	mc->mpe_checksum = smp_compute_checksum(smp_next_mpc_entry(mc), mc->mpe_length);",
 "	mc->mpc_checksum = smp_compute_checksum(mc, mc->mpc_length);",
-"	printk_debug(\"Wrote the mp table end at: %p - %p\n\",",
+"	printk_debug(\"Wrote the mp table end at: %p - %p\\n\",",
 "		mc, smp_next_mpe_entry(mc));",
 "	return smp_next_mpe_entry(mc);",
 "}",
@@ -531,6 +533,23 @@ apic_probe( vm_offset_t* paddr, int* where )
 	    printf( "NOT found\n" );
     }
 
+    target = 0;
+    segment = 0;
+    if ( verbose )
+        printf( " searching for LinuxBIOS MP table  @ 0x%08x (%dK)\n",
+	        target, segment );
+    seekEntry( target );
+    readEntry( buffer, ONE_KBYTE );
+
+    for ( x = 0; x < ONE_KBYTE / sizeof ( unsigned int ); NEXT(x) ) {
+        if ( buffer[ x ] == MP_SIG ) {
+            *where = 2;
+            *paddr = (x * sizeof( unsigned int )) + target;
+            return;
+        }
+    }
+
+
     /* read CMOS for real top of mem */
     seekEntry( (vm_offset_t)TOPOFMEM_POINTER );
     readEntry( &segment, 2 );