powerpc: Pull common bits of setup_{32,64}.c into setup-common.c
This creates a new arch/powerpc/kernel/setup-common.c with various
bits that setup_32.c and setup_64.c had in common - functions like
machine_shutdown/restart/power_off, show_cpuinfo, set_preferred_console
etc.
Signed-off-by: Paul Mackerras <paulus@samba.org>
diff --git a/arch/powerpc/kernel/setup_32.c b/arch/powerpc/kernel/setup_32.c
index c6a67c65..295d5c7 100644
--- a/arch/powerpc/kernel/setup_32.c
+++ b/arch/powerpc/kernel/setup_32.c
@@ -41,6 +41,8 @@
#include <asm/xmon.h>
#include <asm/time.h>
+#define DBG(fmt...)
+
#if defined CONFIG_KGDB
#include <asm/kgdb.h>
#endif
@@ -108,168 +110,6 @@
};
#endif /* CONFIG_VGA_CONSOLE || CONFIG_FB_VGA16 || CONFIG_FB_VESA */
-void machine_restart(char *cmd)
-{
-#ifdef CONFIG_NVRAM
- nvram_sync();
-#endif
- ppc_md.restart(cmd);
-}
-
-void machine_power_off(void)
-{
-#ifdef CONFIG_NVRAM
- nvram_sync();
-#endif
- ppc_md.power_off();
-}
-
-void machine_halt(void)
-{
-#ifdef CONFIG_NVRAM
- nvram_sync();
-#endif
- ppc_md.halt();
-}
-
-void (*pm_power_off)(void) = machine_power_off;
-
-#ifdef CONFIG_TAU
-extern u32 cpu_temp(unsigned long cpu);
-extern u32 cpu_temp_both(unsigned long cpu);
-#endif /* CONFIG_TAU */
-
-int show_cpuinfo(struct seq_file *m, void *v)
-{
- int i = (int) v - 1;
- unsigned int pvr;
- unsigned short maj, min;
- unsigned long lpj;
-
- if (i >= NR_CPUS) {
- /* Show summary information */
-#ifdef CONFIG_SMP
- unsigned long bogosum = 0;
- for (i = 0; i < NR_CPUS; ++i)
- if (cpu_online(i))
- bogosum += cpu_data[i].loops_per_jiffy;
- seq_printf(m, "total bogomips\t: %lu.%02lu\n",
- bogosum/(500000/HZ), bogosum/(5000/HZ) % 100);
-#endif /* CONFIG_SMP */
-
- if (ppc_md.show_cpuinfo != NULL)
- ppc_md.show_cpuinfo(m);
- return 0;
- }
-
-#ifdef CONFIG_SMP
- if (!cpu_online(i))
- return 0;
- pvr = cpu_data[i].pvr;
- lpj = cpu_data[i].loops_per_jiffy;
-#else
- pvr = mfspr(SPRN_PVR);
- lpj = loops_per_jiffy;
-#endif
-
- seq_printf(m, "processor\t: %d\n", i);
- seq_printf(m, "cpu\t\t: ");
-
- if (cur_cpu_spec->pvr_mask)
- seq_printf(m, "%s", cur_cpu_spec->cpu_name);
- else
- seq_printf(m, "unknown (%08x)", pvr);
-#ifdef CONFIG_ALTIVEC
- if (cur_cpu_spec->cpu_features & CPU_FTR_ALTIVEC)
- seq_printf(m, ", altivec supported");
-#endif
- seq_printf(m, "\n");
-
-#ifdef CONFIG_TAU
- if (cur_cpu_spec->cpu_features & CPU_FTR_TAU) {
-#ifdef CONFIG_TAU_AVERAGE
- /* more straightforward, but potentially misleading */
- seq_printf(m, "temperature \t: %u C (uncalibrated)\n",
- cpu_temp(i));
-#else
- /* show the actual temp sensor range */
- u32 temp;
- temp = cpu_temp_both(i);
- seq_printf(m, "temperature \t: %u-%u C (uncalibrated)\n",
- temp & 0xff, temp >> 16);
-#endif
- }
-#endif /* CONFIG_TAU */
-
- if (ppc_md.show_percpuinfo != NULL)
- ppc_md.show_percpuinfo(m, i);
-
- /* If we are a Freescale core do a simple check so
- * we dont have to keep adding cases in the future */
- if (PVR_VER(pvr) & 0x8000) {
- maj = PVR_MAJ(pvr);
- min = PVR_MIN(pvr);
- } else {
- switch (PVR_VER(pvr)) {
- case 0x0020: /* 403 family */
- maj = PVR_MAJ(pvr) + 1;
- min = PVR_MIN(pvr);
- break;
- case 0x1008: /* 740P/750P ?? */
- maj = ((pvr >> 8) & 0xFF) - 1;
- min = pvr & 0xFF;
- break;
- default:
- maj = (pvr >> 8) & 0xFF;
- min = pvr & 0xFF;
- break;
- }
- }
-
- /*
- * Assume here that all clock rates are the same in a
- * smp system. -- Cort
- */
- seq_printf(m, "clock\t\t: %lu.%06luMHz\n", ppc_proc_freq / 1000000,
- ppc_proc_freq % 1000000);
-
- seq_printf(m, "revision\t: %hd.%hd (pvr %04x %04x)\n",
- maj, min, PVR_VER(pvr), PVR_REV(pvr));
-
- seq_printf(m, "bogomips\t: %lu.%02lu\n",
- lpj / (500000/HZ), (lpj / (5000/HZ)) % 100);
-
-#ifdef CONFIG_SMP
- seq_printf(m, "\n");
-#endif
-
- return 0;
-}
-
-static void *c_start(struct seq_file *m, loff_t *pos)
-{
- int i = *pos;
-
- return i <= NR_CPUS? (void *) (i + 1): NULL;
-}
-
-static void *c_next(struct seq_file *m, void *v, loff_t *pos)
-{
- ++*pos;
- return c_start(m, pos);
-}
-
-static void c_stop(struct seq_file *m, void *v)
-{
-}
-
-struct seq_operations cpuinfo_op = {
- .start =c_start,
- .next = c_next,
- .stop = c_stop,
- .show = show_cpuinfo,
-};
-
/*
* We're called here very early in the boot. We determine the machine
* type and call the appropriate low-level setup functions.
@@ -297,30 +137,6 @@
return KERNELBASE + offset;
}
-#ifdef CONFIG_PPC_OF
-void __init
-intuit_machine_type(void)
-{
- char *model;
- struct device_node *root;
-
- /* ask the OF info if we're a chrp or pmac */
- root = find_path_device("/");
- if (root != 0) {
- /* assume pmac unless proven to be chrp -- Cort */
- _machine = _MACH_Pmac;
- model = get_property(root, "device_type", NULL);
- if (model && !strncmp("chrp", model, 4))
- _machine = _MACH_chrp;
- else {
- model = get_property(root, "model", NULL);
- if (model && !strncmp(model, "IBM", 3))
- _machine = _MACH_chrp;
- }
- }
-}
-#endif
-
#ifdef CONFIG_PPC_MULTIPLATFORM
/*
* The PPC_MULTIPLATFORM version of platform_init...
@@ -362,64 +178,7 @@
#endif
}
}
-
-#ifdef CONFIG_SERIAL_CORE_CONSOLE
-extern char *of_stdout_device;
-
-static int __init set_preferred_console(void)
-{
- struct device_node *prom_stdout;
- char *name;
- int offset = 0;
-
- if (of_stdout_device == NULL)
- return -ENODEV;
-
- /* The user has requested a console so this is already set up. */
- if (strstr(saved_command_line, "console="))
- return -EBUSY;
-
- prom_stdout = find_path_device(of_stdout_device);
- if (!prom_stdout)
- return -ENODEV;
-
- name = (char *)get_property(prom_stdout, "name", NULL);
- if (!name)
- return -ENODEV;
-
- 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 */
- return -ENODEV;
- }
- }
- } else if (strcmp(name, "ch-a") == 0)
- offset = 0;
- else if (strcmp(name, "ch-b") == 0)
- offset = 1;
- else
- return -ENODEV;
- return add_preferred_console("ttyS", offset, NULL);
-}
-console_initcall(set_preferred_console);
-#endif /* CONFIG_SERIAL_CORE_CONSOLE */
-#endif /* CONFIG_PPC_MULTIPLATFORM */
+#endif
/*
* Find out what kind of machine we're on and save any data we need
@@ -545,7 +304,7 @@
init_boot_display();
#endif
-#ifdef CONFIG_PPC_MULTIPLATFORM
+#ifdef CONFIG_PPC_PMAC
/* This could be called "early setup arch", it must be done
* now because xmon need it
*/