[SPARC] sparc 2.5.x again

- Little woops in the new PCI configuration routines
- Removal of last CONFIG_SUN_SERIAL occurances
- sunzilog initialized itself even if obio is not present,
also remove pointless goto
- sunru oopsed outright trying to use iobase

arch/sparc/kernel/pcic.c

@@ -248,7 +248,7 @@ static int pcic_read_config(struct pci_bus *bus, unsigned int devfn,
 		return 0;
 	case 4:
 		if (where&3) return -EINVAL;
-		pcic_read_config_dword(bus->number, devfn, where&~3, &v);
+		pcic_read_config_dword(bus->number, devfn, where&~3, val);
 		return 0;
 	}
 	return -EINVAL;
@@ -425,7 +425,7 @@ static void __init pcic_pbm_scan_bus(struct linux_pcic *pcic)
 /*
  * Main entry point from the PCI subsystem.
  */
-static int __init pcibios_init(void)
+static int __init pcic_init(void)
 {
 	struct linux_pcic *pcic;
 
@@ -1030,4 +1030,4 @@ void insl(unsigned long addr, void *dst, unsigned long count) {
 
 #endif
 
-subsys_initcall(pcibios_init);
+subsys_initcall(pcic_init);

arch/sparc/kernel/setup.c

@@ -339,8 +339,7 @@ void __init setup_arch(char **cmdline_p)
 
 	prom_setsync(prom_sync_me);
 
-	{
-#if !CONFIG_SUN_SERIAL
+#ifndef CONFIG_SERIAL_CONSOLE	/* Not CONFIG_SERIAL_SUNCORE: to be gone. */
 	serial_console = 0;
 #else
 	switch (console_fb) {
@@ -372,7 +371,6 @@ void __init setup_arch(char **cmdline_p)
 	case 3: serial_console = 2; break; /* Force ttyb as console */
 	}
 #endif
-	}
 
 	if((boot_flags&BOOTME_DEBUG) && (linux_dbvec!=0) && 
 	   ((*(short *)linux_dbvec) != -1)) {
@@ -383,9 +381,6 @@ void __init setup_arch(char **cmdline_p)
 	init_mm.context = (unsigned long) NO_CONTEXT;
 	init_task.thread.kregs = &fake_swapper_regs;
 
-	if (serial_console)
-		conswitchp = NULL;
-
 	paging_init();
 }
 

arch/sparc64/kernel/setup.c

@@ -314,12 +314,9 @@ int prom_callback(long *args)
 	return 0;
 }
 
-extern void rs_kgdb_hook(int tty_num); /* sparc/serial.c */
-
 unsigned int boot_flags = 0;
 #define BOOTME_DEBUG  0x1
 #define BOOTME_SINGLE 0x2
-#define BOOTME_KGDB   0x4
 
 static int console_fb __initdata = 0;
 
@@ -389,26 +386,6 @@ static void __init boot_flags_init(char *commands)
 			commands++;
 			while (*commands && *commands != ' ')
 				process_switch(*commands++);
-		} else if (strlen(commands) >= 9
-			   && !strncmp(commands, "kgdb=tty", 8)) {
-			boot_flags |= BOOTME_KGDB;
-			switch (commands[8]) {
-#ifdef CONFIG_SUN_SERIAL
-			case 'a':
-				rs_kgdb_hook(0);
-				prom_printf("KGDB: Using serial line /dev/ttya.\n");
-				break;
-			case 'b':
-				rs_kgdb_hook(1);
-				prom_printf("KGDB: Using serial line /dev/ttyb.\n");
-				break;
-#endif
-			default:
-				printk("KGDB: Unknown tty line.\n");
-				boot_flags &= ~BOOTME_KGDB;
-				break;
-			}
-			commands += 9;
 		} else {
 			if (!strncmp(commands, "console=", 8)) {
 				commands += 8;
@@ -567,7 +544,6 @@ void __init setup_arch(char **cmdline_p)
 	}
 #endif
 
-#ifdef CONFIG_SUN_SERIAL
 	switch (console_fb) {
 	case 0: /* Let's get our io devices from prom */
 		{
@@ -596,10 +572,7 @@ void __init setup_arch(char **cmdline_p)
 	case 3: /* Force ttyb as console */
 		serial_console = 2;
 		break;
-	}
-#else
-	serial_console = 0;
-#endif
+	};
 	if (serial_console)
 		conswitchp = NULL;
 

arch/sparc64/mm/init.c

@@ -1515,14 +1515,6 @@ void __init paging_init(void)
 	pages_avail = 0;
 	last_valid_pfn = end_pfn = bootmem_init(&pages_avail);
 
-#ifdef CONFIG_SUN_SERIAL
-	/* This does not logically belong here, but we need to
-	 * call it at the moment we are able to use the bootmem
-	 * allocator.
-	 */
-	sun_serial_setup();
-#endif
-
 	/* Inherit non-locked OBP mappings. */
 	inherit_prom_mappings();
 	

drivers/serial/sunsu.c

@@ -34,6 +34,7 @@
 #include <linux/serio.h>
 #endif
 #include <linux/init.h>
+#include <linux/delay.h>
 
 #include <asm/io.h>
 #include <asm/irq.h>
@@ -1019,6 +1020,8 @@ static void sunsu_autoconfig(struct uart_sunsu_port *up)
 	if (!up->port_node || !up->su_type)
 		return;
 
+	up->port.iotype = SERIAL_IO_MEM;
+
 	/*
 	 * First we look for Ebus-bases su's
 	 */

drivers/serial/sunzilog.c

@@ -1642,13 +1642,10 @@ static int __init sunzilog_init(void)
 	/* Sun4 Zilog setup is hard coded, no probing to do.  */
 	if (sparc_cpu_model == sun4) {
 		NUM_SUNZILOG = 2;
-		goto no_probe;
-	}
-
-	node = prom_getchild(prom_root_node);
-	if (sparc_cpu_model == sun4d) {
+	} else if (sparc_cpu_model == sun4d) {
 		int bbnode;
 
+		node = prom_getchild(prom_root_node);
 		NUM_SUNZILOG = 0;
 		while (node &&
 		       (node = prom_searchsiblings(node, "cpu-unit"))) {
@@ -1657,7 +1654,6 @@ static int __init sunzilog_init(void)
 				NUM_SUNZILOG += 2;
 			node = prom_getsibling(node);
 		}
-		goto no_probe;
 	} else if (sparc_cpu_model == sun4u) {
 		int central_node;
 
@@ -1668,26 +1664,27 @@ static int __init sunzilog_init(void)
 		if (central_node != 0 && central_node != -1)
 			node = prom_searchsiblings(prom_getchild(central_node), "fhc");
 		else
-			node = prom_searchsiblings(node, "sbus");
+			node = prom_searchsiblings(prom_getchild(prom_root_node), "sbus");
 		if (node != 0 && node != -1)
 			node = prom_getchild(node);
 		if (node == 0 || node == -1)
 			return -ENODEV;
+
+		node = prom_searchsiblings(node, "zs");
+		if (!node)
+			return -ENODEV;
+		
+		NUM_SUNZILOG = 2;
 	} else {
+		node = prom_getchild(prom_root_node);
 		node = prom_searchsiblings(node, "obio");
 		if (node)
 			node = prom_getchild(node);
-		NUM_SUNZILOG = 2;
-		goto no_probe;
-	}
-
-	node = prom_searchsiblings(node, "zs");
 		if (!node)
 			return -ENODEV;
 
 		NUM_SUNZILOG = 2;
-
-no_probe:
+	}
 
 	sunzilog_alloc_tables();