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136 lines
3.3 KiB
Diff
136 lines
3.3 KiB
Diff
--- /dev/null
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+++ b/include/asm-mips/mips_machine.h
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@@ -0,0 +1,49 @@
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+/*
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+ * Copyright (C) 2008 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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+#include <asm/bootinfo.h>
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+
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+#define MIPS_MACHINE_NAME_LEN 64
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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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+ unsigned char mach_name[MIPS_MACHINE_NAME_LEN];
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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(void) __init;
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+
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+extern unsigned char mips_machine_name[MIPS_MACHINE_NAME_LEN];
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+
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+#define MIPS_MACHINE(_type, _name, _setup) \
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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 = _name, \
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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 +1,58 @@
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+/*
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+ * Copyright (C) 2008 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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+#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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+unsigned char mips_machine_name[MIPS_MACHINE_NAME_LEN] = "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_setup(void)
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+{
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+ struct mips_machine *mach;
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+
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+ mach = mips_machine_find(mips_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", mips_machtype);
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+ return;
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+ }
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+
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+ if (mach->mach_name[0])
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+ strncpy(mips_machine_name, mach->mach_name,
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+ MIPS_MACHINE_NAME_LEN);
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+
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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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+
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--- a/arch/mips/kernel/Makefile
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+++ b/arch/mips/kernel/Makefile
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@@ -83,6 +83,7 @@ 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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@@ -789,6 +789,9 @@ config MYLOADER
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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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