X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=arch%2Fparisc%2Fkernel%2Fsetup.c;h=3c7a3faf78edcc657443772e5fe785472df4ef8c;hb=refs%2Fheads%2Fvserver;hp=f3267597085bfbf4e4266451d7ab70deb9331017;hpb=6a77f38946aaee1cd85eeec6cf4229b204c15071;p=linux-2.6.git

diff --git a/arch/parisc/kernel/setup.c b/arch/parisc/kernel/setup.c
index f32675970..3c7a3faf7 100644
--- a/arch/parisc/kernel/setup.c
+++ b/arch/parisc/kernel/setup.c
@@ -27,7 +27,6 @@
  *
  */
 
-#include <linux/config.h>
 #include <linux/kernel.h>
 #include <linux/initrd.h>
 #include <linux/init.h>
@@ -46,13 +45,22 @@
 #include <asm/io.h>
 #include <asm/setup.h>
 
-char	command_line[COMMAND_LINE_SIZE];
+char	command_line[COMMAND_LINE_SIZE] __read_mostly;
 
 /* Intended for ccio/sba/cpu statistics under /proc/bus/{runway|gsc} */
-struct proc_dir_entry * proc_runway_root = NULL;
-struct proc_dir_entry * proc_gsc_root = NULL;
-struct proc_dir_entry * proc_mckinley_root = NULL;
+struct proc_dir_entry * proc_runway_root __read_mostly = NULL;
+struct proc_dir_entry * proc_gsc_root __read_mostly = NULL;
+struct proc_dir_entry * proc_mckinley_root __read_mostly = NULL;
 
+#if !defined(CONFIG_PA20) && (defined(CONFIG_IOMMU_CCIO) || defined(CONFIG_IOMMU_SBA))
+int parisc_bus_is_phys __read_mostly = 1;	/* Assume no IOMMU is present */
+EXPORT_SYMBOL(parisc_bus_is_phys);
+#endif
+
+/* This sets the vmerge boundary and size, it's here because it has to
+ * be available on all platforms (zero means no-virtual merging) */
+unsigned long parisc_vmerge_boundary = 0;
+unsigned long parisc_vmerge_max_size = 0;
 
 void __init setup_cmdline(char **cmdline_p)
 {
@@ -112,6 +120,10 @@ extern void collect_boot_cpu_data(void);
 
 void __init setup_arch(char **cmdline_p)
 {
+#ifdef __LP64__
+	extern int parisc_narrow_firmware;
+#endif
+
 	init_per_cpu(smp_processor_id());	/* Set Modes & Enable FP */
 
 #ifdef __LP64__
@@ -123,7 +135,6 @@ void __init setup_arch(char **cmdline_p)
 	pdc_console_init();
 
 #ifdef __LP64__
-	extern int parisc_narrow_firmware;
 	if(parisc_narrow_firmware) {
 		printk(KERN_INFO "Kernel is using PDC in 32-bit mode.\n");
 	}
@@ -199,7 +210,7 @@ static void __init parisc_proc_mkdir(void)
 	case pcxl2:
 		if (NULL == proc_gsc_root)
 		{
-			proc_gsc_root = proc_mkdir("bus/gsc", 0);
+			proc_gsc_root = proc_mkdir("bus/gsc", NULL);
 		}
 		break;
         case pcxt_:
@@ -210,13 +221,13 @@ static void __init parisc_proc_mkdir(void)
         case pcxw2:
                 if (NULL == proc_runway_root)
                 {
-                        proc_runway_root = proc_mkdir("bus/runway", 0);
+                        proc_runway_root = proc_mkdir("bus/runway", NULL);
                 }
                 break;
 	case mako:
                 if (NULL == proc_mckinley_root)
                 {
-                        proc_mckinley_root = proc_mkdir("bus/mckinley", 0);
+                        proc_mckinley_root = proc_mkdir("bus/mckinley", NULL);
                 }
                 break;
 	default:
@@ -291,6 +302,8 @@ extern void eisa_init(void);
 
 static int __init parisc_init(void)
 {
+	u32 osid = (OS_ID_LINUX << 16);
+
 	parisc_proc_mkdir();
 	parisc_init_resources();
 	do_device_inventory();                  /* probe for hardware */
@@ -299,6 +312,9 @@ static int __init parisc_init(void)
 	
 	/* set up a new led state on systems shipped LED State panel */
 	pdc_chassis_send_status(PDC_CHASSIS_DIRECT_BSTART);
+
+	/* tell PDC we're Linux. Nevermind failure. */
+	pdc_stable_write(0x40, &osid, sizeof(osid));
 	
 	processor_init();
 	printk(KERN_INFO "CPU(s): %d x %s at %d.%06d MHz\n",