reorg, and recovery from my mistake.

romimages/RON_VT5259A/Makefile

@@ -15,8 +15,9 @@ CPUFLAGS += -DRAMTEST
 CPUFLAGS += -DCMD_LINE='"ro root=/dev/hda1 console=ttyS0,115200 single "'
 
 TOP=../..
-INCLUDES=-I $(TOP)/src/include 
+INCLUDES=-nostdinc -I $(TOP)/src/include 
-CFLAGS=$(INCLUDES) -O2 $(CPUFLAGS) -Ilinux/include -Wall
+NOOPT_CFLAGS=$(INCLUDES) $(CPUFLAGS) -Wall
+CFLAGS=$(NOOPT_CFLAGS) -O2
 
 OBJECTS=crt0.o hardwaremain.o linuxbiosmain.o 
 OBJECTS += mainboard.o mtrr.o subr.o fill_inbuf.o params.o
@@ -123,16 +124,16 @@ microcode.o: $(TOP)/src/cpu/p6/microcode.c
 serial_subr.o: $(TOP)/chip/intel/serial_subr.c
 	cc $(CFLAGS) -c $<
 
-printk.o: $(TOP)/lib/printk.c
+printk.o: $(TOP)/src/lib/printk.c
 	cc $(CFLAGS) -c $<
 
-vsprintf.o: $(TOP)/lib/vsprintf.c
+vsprintf.o: $(TOP)/src/lib/vsprintf.c
 	cc $(CFLAGS) -c $<
 
-newpci.o: $(TOP)/lib/newpci.c
+newpci.o: $(TOP)/src/lib/newpci.c
 	cc $(CFLAGS) -c $<
 
-linuxpci.o: $(TOP)/lib/linuxpci.c
+linuxpci.o: $(TOP)/src/lib/linuxpci.c
 	cc $(CFLAGS) -c $<
 
 vmlinux.bin.gz.block: vmlinux.bin.gz

src/include/subr.h

@@ -35,7 +35,7 @@ void intel_set_mtrr(unsigned long rambase, unsigned long ramsizeK);
 
 #ifdef NEWPCI  /* IRQ routing stuff */
 
-#include <pci.h>
+#include <lbpci.h>
 #include <pci-i386.h>
 
 #define PIRQ_SIGNATURE	(('$' << 0) + ('P' << 8) + ('I' << 16) + ('R' << 24))

src/lib/linuxpci.c

@@ -14,7 +14,8 @@
  * RGM
  */
 #include <lbpci.h>
-#include <asm/io.h>
+#include <pci_ids.h>
+#include <cpu/p5/io.h>
 
 extern void intel_post(unsigned char value);
 #define DEBUG
@@ -205,14 +206,22 @@ unsigned int pci_scan_bus(struct pci_bus *bus)
 	/* probe all devices on this bus with some optimization for non-existance and 
 	   single funcion devices */
 	for (devfn = 0; devfn < 0xff; devfn++) {
-		u32 id, class, addr;
+	    u32 id, class, addr;
 		u8 cmd, tmp, hdr_type;
 
-                if (pcibios_read_config_dword(bus->number, devfn, PCI_VENDOR_ID, &id))
+		// gcc just went to hell. Don't test -- this always
-			continue;
+		// returns 0 anyway. 
+#if GCC_WORKS_ON_O2
+                if (pcibios_read_config_dword(bus->number, devfn, PCI_VENDOR_ID, &id))	{
+		    DBG("PCI: devfn 0x%x, read_config_dword fails\n", devfn);
+		    continue;
+		}
+#endif
+                pcibios_read_config_dword(bus->number, devfn, PCI_VENDOR_ID, &id);
 
 		/* some broken boards return 0 if a slot is empty: */
 		if (id == 0xffffffff || id == 0x00000000 || id == 0x0000ffff || id == 0xffff0000) {
+		    DBG("PCI: devfn 0x%x, bad id 0x%x\n", devfn, id);
 			if (PCI_FUNC(devfn) == 0x00) {
 				/* if this is a function 0 device and it is not present,
 				   skip to next device */
@@ -222,11 +231,15 @@ unsigned int pci_scan_bus(struct pci_bus *bus)
 			continue;
 		}
 
-                if (pcibios_read_config_byte(bus->number, devfn, PCI_HEADER_TYPE, &hdr_type))
+                if (pcibios_read_config_byte(bus->number, devfn, PCI_HEADER_TYPE, &hdr_type)){
-                        continue;
+		    DBG("PCI: devfn 0x%x, header type read fails\n", devfn);
+		    continue;
+		}
 
-		if (pcibios_read_config_dword(bus->number, devfn, PCI_CLASS_REVISION, &class))
+		if (pcibios_read_config_dword(bus->number, devfn, PCI_CLASS_REVISION, &class)) {
+		    DBG("PCI: devfn 0x%x, class read fails\n", devfn);
 			continue;
+		}
 
 		if ((dev = kmalloc(sizeof(*dev), GFP_ATOMIC)) == NULL) {
 			printk("PCI: out of memory.\n");
@@ -332,9 +345,9 @@ unsigned int pci_scan_bus(struct pci_bus *bus)
 			 * this bus number as a peer bus, don't also scan it
 			 * as a child bus
 			 */
-			if (((dev->vendor == PCI_VENDOR_ID_RCC) &&
+			if (((dev->vendor == PCI_VENDOR_ID_SERVERWORKS) &&
-			     ((dev->device == PCI_DEVICE_ID_RCC_HE) ||
+			     ((dev->device == PCI_DEVICE_ID_SERVERWORKS_HE) ||
-			      (dev->device == PCI_DEVICE_ID_RCC_LE))) ||
+			      (dev->device == PCI_DEVICE_ID_SERVERWORKS_LE))) ||
 			    ((dev->vendor == PCI_VENDOR_ID_COMPAQ) &&
 			     (dev->device == PCI_DEVICE_ID_COMPAQ_6010)) ||
 			    ((dev->vendor == PCI_VENDOR_ID_INTEL) &&
@@ -449,6 +462,7 @@ unsigned int pci_scan_bus(struct pci_bus *bus)
  * scan it. 
  * @param bus The bus number supported by the peer bridge
  * @return Pointer to the bus struct for this bus number. 
+ */
 struct pci_bus *pci_scan_peer_bridge(int bus)
 {
 	struct pci_bus *b;

src/lib/subr.c

@@ -12,7 +12,7 @@ static char rcsid[] = "$Id$";
 
 #include <cpu/p5/macros.h>
 #include <printk.h>
-#include <pci.h>
+#include <lbpci.h>
 #include <subr.h>
 
 #ifdef SERIAL_CONSOLE
@@ -119,28 +119,6 @@ void intel_post(char value)
 	outb(value, 0x80);
 }
 
-/*
- *    Write the special configuration registers on the INTEL
- */
-void intel_conf_writeb(unsigned long port, unsigned char value)
-{
-	unsigned char whichbyte = port & 3;
-	port &= (~3);
-	outl(port, PCI_CONF_REG_INDEX);
-	outb(value, PCI_CONF_REG_DATA + whichbyte);
-}
-
-/*
- *    Read the special configuration registers on the INTEL
- */
-unsigned char intel_conf_readb(unsigned long port)
-{
-	unsigned char whichbyte = port & 3;
-	port &= (~3);
-	outl(port, PCI_CONF_REG_INDEX);
-	return inb(PCI_CONF_REG_DATA + whichbyte);
-}
-
 void intel_cache_on(unsigned long base, unsigned long totalram)
 {
 	intel_post(0x60);

src/southbridge/via/vt82c686/southbridge.c

@@ -1,4 +1,4 @@
-#include <pci.h>
+#include <lbpci.h>
 #include <pc80/keyboard.h>
 #include <printk.h>