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174 lines
4.2 KiB
Diff
174 lines
4.2 KiB
Diff
--- /dev/null
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+++ b/arch/mips/include/asm/mips_machine.h
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@@ -0,0 +1,47 @@
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+/*
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+ * Copyright (C) 2008-2009 Gabor Juhos <juhosg@openwrt.org>
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+ *
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+ * This program is free software; you can redistribute it and/or modify it
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+ * under the terms of the GNU General Public License version 2 as published
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+ * by the Free Software Foundation.
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+ *
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+ */
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+
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+#ifndef __ASM_MIPS_MACHINE_H
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+#define __ASM_MIPS_MACHINE_H
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+
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+#include <linux/init.h>
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+#include <linux/list.h>
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+
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+struct mips_machine {
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+ unsigned long mach_type;
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+ void (*mach_setup)(void);
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+ char *mach_name;
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+ struct list_head list;
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+};
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+
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+void mips_machine_register(struct mips_machine *) __init;
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+void mips_machine_setup(unsigned long machtype) __init;
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+void mips_machine_set_name(char *name) __init;
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+
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+extern char *mips_machine_name;
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+
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+#define MIPS_MACHINE(_type, _name, _setup) \
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+static char machine_name_##_type[] __initdata = _name; \
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+static struct mips_machine machine_##_type __initdata = \
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+{ \
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+ .mach_type = _type, \
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+ .mach_name = machine_name_##_type, \
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+ .mach_setup = _setup, \
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+}; \
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+ \
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+static int __init register_machine_##_type(void) \
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+{ \
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+ mips_machine_register(&machine_##_type); \
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+ return 0; \
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+} \
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+ \
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+pure_initcall(register_machine_##_type)
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+
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+#endif /* __ASM_MIPS_MACHINE_H */
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+
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--- /dev/null
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+++ b/arch/mips/kernel/mips_machine.c
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@@ -0,0 +1,74 @@
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+/*
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+ * Copyright (C) 2008-2009 Gabor Juhos <juhosg@openwrt.org>
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+ *
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+ * This program is free software; you can redistribute it and/or modify it
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+ * under the terms of the GNU General Public License version 2 as published
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+ * by the Free Software Foundation.
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+ *
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+ */
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+#include <linux/mm.h>
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+
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+#include <asm/mips_machine.h>
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+#include <asm/bootinfo.h>
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+
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+static struct list_head mips_machines __initdata =
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+ LIST_HEAD_INIT(mips_machines);
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+
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+char *mips_machine_name = "Unknown";
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+
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+static struct mips_machine * __init mips_machine_find(unsigned long machtype)
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+{
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+ struct list_head *this;
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+
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+ list_for_each(this, &mips_machines) {
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+ struct mips_machine *mach;
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+
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+ mach = list_entry(this, struct mips_machine, list);
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+ if (mach->mach_type == machtype)
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+ return mach;
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+ }
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+
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+ return NULL;
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+}
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+
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+void __init mips_machine_register(struct mips_machine *mach)
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+{
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+ list_add_tail(&mach->list, &mips_machines);
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+}
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+
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+void __init mips_machine_set_name(char *name)
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+{
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+ unsigned int len;
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+ char *p;
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+
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+ if (name == NULL)
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+ return;
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+
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+ len = strlen(name);
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+ p = kmalloc(len + 1, GFP_KERNEL);
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+ if (p) {
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+ strncpy(p, name, len);
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+ p[len] = '\0';
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+ mips_machine_name = p;
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+ } else {
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+ printk(KERN_WARNING "MIPS: no memory for machine_name\n");
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+ }
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+}
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+
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+void __init mips_machine_setup(unsigned long machtype)
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+{
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+ struct mips_machine *mach;
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+
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+ mach = mips_machine_find(machtype);
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+ if (!mach) {
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+ printk(KERN_ALERT "MIPS: no machine registered for "
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+ "machtype %lu\n", machtype);
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+ return;
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+ }
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+
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+ mips_machine_set_name(mach->mach_name);
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+ printk(KERN_INFO "MIPS: machine is %s\n", mips_machine_name);
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+
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+ if (mach->mach_setup)
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+ mach->mach_setup();
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+}
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--- a/arch/mips/kernel/Makefile
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+++ b/arch/mips/kernel/Makefile
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@@ -93,6 +93,7 @@ obj-$(CONFIG_GPIO_TXX9) += gpio_txx9.o
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obj-$(CONFIG_KEXEC) += machine_kexec.o relocate_kernel.o
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obj-$(CONFIG_EARLY_PRINTK) += early_printk.o
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+obj-$(CONFIG_MIPS_MACHINE) += mips_machine.o
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CFLAGS_cpu-bugs64.o = $(shell if $(CC) $(KBUILD_CFLAGS) -Wa,-mdaddi -c -o /dev/null -xc /dev/null >/dev/null 2>&1; then echo "-DHAVE_AS_SET_DADDI"; fi)
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--- a/arch/mips/Kconfig
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+++ b/arch/mips/Kconfig
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@@ -851,6 +851,9 @@ config MIPS_DISABLE_OBSOLETE_IDE
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config SYNC_R4K
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bool
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+config MIPS_MACHINE
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+ def_bool n
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+
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config NO_IOPORT
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def_bool n
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--- a/arch/mips/kernel/proc.c
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+++ b/arch/mips/kernel/proc.c
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@@ -12,6 +12,7 @@
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#include <asm/cpu-features.h>
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#include <asm/mipsregs.h>
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#include <asm/processor.h>
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+#include <asm/mips_machine.h>
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unsigned int vced_count, vcei_count;
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@@ -31,8 +32,12 @@ static int show_cpuinfo(struct seq_file
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/*
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* For the first processor also print the system type
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*/
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- if (n == 0)
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+ if (n == 0) {
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seq_printf(m, "system type\t\t: %s\n", get_system_type());
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+#ifdef CONFIG_MIPS_MACHINE
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+ seq_printf(m, "machine\t\t\t: %s\n", mips_machine_name);
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+#endif
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+ }
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seq_printf(m, "processor\t\t: %ld\n", n);
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sprintf(fmt, "cpu model\t\t: %%s V%%d.%%d%s\n",
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