powerpc: Provide a suitable AT_PLATFORM value

[powerpc.git] / arch / powerpc / kernel / setup-common.c

diff --git a/arch/powerpc/kernel/setup-common.c b/arch/powerpc/kernel/setup-common.c
index bd3eb42..d5c52fa 100644 (file)
--- a/arch/powerpc/kernel/setup-common.c
+++ b/arch/powerpc/kernel/setup-common.c
@@ -93,8 +93,8 @@ EXPORT_SYMBOL(ppc_do_canonicalize_irqs);
 /* also used by kexec */
 void machine_shutdown(void)
 {
-       if (ppc_md.nvram_sync)
-               ppc_md.nvram_sync();
+       if (ppc_md.machine_shutdown)
+               ppc_md.machine_shutdown();
 }
 
 void machine_restart(char *cmd)
@@ -294,129 +294,6 @@ struct seq_operations cpuinfo_op = {
        .show = show_cpuinfo,
 };
 
-#ifdef CONFIG_PPC_MULTIPLATFORM
-static int __init set_preferred_console(void)
-{
-       struct device_node *prom_stdout = NULL;
-       char *name;
-       u32 *spd;
-       int offset = 0;
-
-       DBG(" -> set_preferred_console()\n");
-
-       /* The user has requested a console so this is already set up. */
-       if (strstr(saved_command_line, "console=")) {
-               DBG(" console was specified !\n");
-               return -EBUSY;
-       }
-
-       if (!of_chosen) {
-               DBG(" of_chosen is NULL !\n");
-               return -ENODEV;
-       }
-       /* We are getting a weird phandle from OF ... */
-       /* ... So use the full path instead */
-       name = (char *)get_property(of_chosen, "linux,stdout-path", NULL);
-       if (name == NULL) {
-               DBG(" no linux,stdout-path !\n");
-               return -ENODEV;
-       }
-       prom_stdout = of_find_node_by_path(name);
-       if (!prom_stdout) {
-               DBG(" can't find stdout package %s !\n", name);
-               return -ENODEV;
-       }       
-       DBG("stdout is %s\n", prom_stdout->full_name);
-
-       name = (char *)get_property(prom_stdout, "name", NULL);
-       if (!name) {
-               DBG(" stdout package has no name !\n");
-               goto not_found;
-       }
-       spd = (u32 *)get_property(prom_stdout, "current-speed", NULL);
-
-       if (0)
-               ;
-#ifdef CONFIG_SERIAL_8250_CONSOLE
-       else if (strcmp(name, "serial") == 0) {
-               int i;
-               u32 *reg = (u32 *)get_property(prom_stdout, "reg", &i);
-               if (i > 8) {
-                       switch (reg[1]) {
-                               case 0x3f8:
-                                       offset = 0;
-                                       break;
-                               case 0x2f8:
-                                       offset = 1;
-                                       break;
-                               case 0x898:
-                                       offset = 2;
-                                       break;
-                               case 0x890:
-                                       offset = 3;
-                                       break;
-                               default:
-                                       /* We dont recognise the serial port */
-                                       goto not_found;
-                       }
-               }
-       }
-#endif /* CONFIG_SERIAL_8250_CONSOLE */
-#ifdef CONFIG_PPC_PSERIES
-       else if (strcmp(name, "vty") == 0) {
-               u32 *reg = (u32 *)get_property(prom_stdout, "reg", NULL);
-               char *compat = (char *)get_property(prom_stdout, "compatible", NULL);
-
-               if (reg && compat && (strcmp(compat, "hvterm-protocol") == 0)) {
-                       /* Host Virtual Serial Interface */
-                       switch (reg[0]) {
-                               case 0x30000000:
-                                       offset = 0;
-                                       break;
-                               case 0x30000001:
-                                       offset = 1;
-                                       break;
-                               default:
-                                       goto not_found;
-                       }
-                       of_node_put(prom_stdout);
-                       DBG("Found hvsi console at offset %d\n", offset);
-                       return add_preferred_console("hvsi", offset, NULL);
-               } else {
-                       /* pSeries LPAR virtual console */
-                       of_node_put(prom_stdout);
-                       DBG("Found hvc console\n");
-                       return add_preferred_console("hvc", 0, NULL);
-               }
-       }
-#endif /* CONFIG_PPC_PSERIES */
-#ifdef CONFIG_SERIAL_PMACZILOG_CONSOLE
-       else if (strcmp(name, "ch-a") == 0)
-               offset = 0;
-       else if (strcmp(name, "ch-b") == 0)
-               offset = 1;
-#endif /* CONFIG_SERIAL_PMACZILOG_CONSOLE */
-       else
-               goto not_found;
-       of_node_put(prom_stdout);
-
-       DBG("Found serial console at ttyS%d\n", offset);
-
-       if (spd) {
-               static char __initdata opt[16];
-               sprintf(opt, "%d", *spd);
-               return add_preferred_console("ttyS", offset, opt);
-       } else
-               return add_preferred_console("ttyS", offset, NULL);
-
- not_found:
-       DBG("No preferred console found !\n");
-       of_node_put(prom_stdout);
-       return -ENODEV;
-}
-console_initcall(set_preferred_console);
-#endif /* CONFIG_PPC_MULTIPLATFORM */
-
 void __init check_for_initrd(void)
 {
 #ifdef CONFIG_BLK_DEV_INITRD
@@ -442,7 +319,7 @@ void __init check_for_initrd(void)
        /* If we were passed an initrd, set the ROOT_DEV properly if the values
         * look sensible. If not, clear initrd reference.
         */
-       if (initrd_start >= KERNELBASE && initrd_end >= KERNELBASE &&
+       if (is_kernel_addr(initrd_start) && is_kernel_addr(initrd_end) &&
            initrd_end > initrd_start)
                ROOT_DEV = Root_RAM0;
        else