Merge ../linux-2.6-watchdog-mm

[linux-drm-fsl-dcu.git] / arch / powerpc / kernel / setup_64.c

diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c
index fd1785e4c9bbeec4607af81a10e88a95bc7ee722..16278968dab68e2153a284709e2b4dfdd067adb4 100644 (file)
--- a/arch/powerpc/kernel/setup_64.c
+++ b/arch/powerpc/kernel/setup_64.c
@@ -56,7 +56,6 @@
 #include <asm/page.h>
 #include <asm/mmu.h>
 #include <asm/lmb.h>
-#include <asm/iseries/it_lp_naca.h>
 #include <asm/firmware.h>
 #include <asm/xmon.h>
 #include <asm/udbg.h>
@@ -79,10 +78,10 @@ u64 ppc64_pft_size;
  * before we've read this from the device tree.
  */
 struct ppc64_caches ppc64_caches = {
-       .dline_size = 0x80,
-       .log_dline_size = 7,
-       .iline_size = 0x80,
-       .log_iline_size = 7
+       .dline_size = 0x40,
+       .log_dline_size = 6,
+       .iline_size = 0x40,
+       .log_iline_size = 6
 };
 EXPORT_SYMBOL_GPL(ppc64_caches);
 
@@ -94,11 +93,6 @@ int dcache_bsize;
 int icache_bsize;
 int ucache_bsize;
 
-#ifdef CONFIG_MAGIC_SYSRQ
-unsigned long SYSRQ_KEY;
-#endif /* CONFIG_MAGIC_SYSRQ */
-
-
 #ifdef CONFIG_SMP
 
 static int smt_enabled_cmdline;
@@ -107,7 +101,7 @@ static int smt_enabled_cmdline;
 static void check_smt_enabled(void)
 {
        struct device_node *dn;
-       char *smt_option;
+       const char *smt_option;
 
        /* Allow the command line to overrule the OF option */
        if (smt_enabled_cmdline)
@@ -116,7 +110,7 @@ static void check_smt_enabled(void)
        dn = of_find_node_by_path("/options");
 
        if (dn) {
-               smt_option = (char *)get_property(dn, "ibm,smt-enabled", NULL);
+               smt_option = get_property(dn, "ibm,smt-enabled", NULL);
 
                 if (smt_option) {
                        if (!strcmp(smt_option, "on"))
@@ -176,6 +170,9 @@ void __init setup_paca(int cpu)
 
 void __init early_setup(unsigned long dt_ptr)
 {
+       /* Identify CPU type */
+       identify_cpu(0);
+
        /* Assume we're on cpu 0 for now. Don't write to the paca yet! */
        setup_paca(0);
 
@@ -293,7 +290,7 @@ static void __init initialize_cache_info(void)
                 */
 
                if ( num_cpus == 1 ) {
-                       u32 *sizep, *lsizep;
+                       const u32 *sizep, *lsizep;
                        u32 size, lsize;
                        const char *dc, *ic;
 
@@ -308,10 +305,10 @@ static void __init initialize_cache_info(void)
 
                        size = 0;
                        lsize = cur_cpu_spec->dcache_bsize;
-                       sizep = (u32 *)get_property(np, "d-cache-size", NULL);
+                       sizep = get_property(np, "d-cache-size", NULL);
                        if (sizep != NULL)
                                size = *sizep;
-                       lsizep = (u32 *) get_property(np, dc, NULL);
+                       lsizep = get_property(np, dc, NULL);
                        if (lsizep != NULL)
                                lsize = *lsizep;
                        if (sizep == 0 || lsizep == 0)
@@ -325,10 +322,10 @@ static void __init initialize_cache_info(void)
 
                        size = 0;
                        lsize = cur_cpu_spec->icache_bsize;
-                       sizep = (u32 *)get_property(np, "i-cache-size", NULL);
+                       sizep = get_property(np, "i-cache-size", NULL);
                        if (sizep != NULL)
                                size = *sizep;
-                       lsizep = (u32 *)get_property(np, ic, NULL);
+                       lsizep = get_property(np, ic, NULL);
                        if (lsizep != NULL)
                                lsize = *lsizep;
                        if (sizep == 0 || lsizep == 0)
@@ -354,6 +351,14 @@ void __init setup_system(void)
 {
        DBG(" -> setup_system()\n");
 
+       /* Apply the CPUs-specific and firmware specific fixups to kernel
+        * text (nop out sections not relevant to this CPU or this firmware)
+        */
+       do_feature_fixups(cur_cpu_spec->cpu_features,
+                         &__start___ftr_fixup, &__stop___ftr_fixup);
+       do_feature_fixups(powerpc_firmware_features,
+                         &__start___fw_ftr_fixup, &__stop___fw_ftr_fixup);
+
        /*
         * Unflatten the device-tree passed by prom_init or kexec
         */
@@ -396,19 +401,15 @@ void __init setup_system(void)
         */
        find_legacy_serial_ports();
 
-       /*
-        * Initialize xmon
-        */
-#ifdef CONFIG_XMON_DEFAULT
-       xmon_init(1);
-#endif
        /*
         * Register early console
         */
        register_early_udbg_console();
 
-       if (do_early_xmon)
-               debugger(NULL);
+       /*
+        * Initialize xmon
+        */
+       xmon_setup();
 
        check_smt_enabled();
        smp_setup_cpu_maps();
@@ -420,7 +421,7 @@ void __init setup_system(void)
        smp_release_cpus();
 #endif
 
-       printk("Starting Linux PPC64 %s\n", system_utsname.version);
+       printk("Starting Linux PPC64 %s\n", init_utsname()->version);
 
        printk("-----------------------------------------------------\n");
        printk("ppc64_pft_size                = 0x%lx\n", ppc64_pft_size);