mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-10-28 01:59:42 +02:00
dd08767acf
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@21674 3c298f89-4303-0410-b956-a3cf2f4a3e73
232 lines
6.3 KiB
Diff
232 lines
6.3 KiB
Diff
--- a/arch/mips/include/asm/mips_machine.h
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+++ b/arch/mips/include/asm/mips_machine.h
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@@ -1,5 +1,5 @@
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/*
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- * Copyright (C) 2008-2010 Gabor Juhos <juhosg@openwrt.org>
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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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@@ -13,42 +13,35 @@
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#include <linux/init.h>
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#include <linux/list.h>
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-#include <asm/bootinfo.h>
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-
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struct mips_machine {
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unsigned long mach_type;
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- const char *mach_id;
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- const char *mach_name;
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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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-#define MIPS_MACHINE(_type, _id, _name, _setup) \
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-static const char machine_name_##_type[] __initconst \
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- __aligned(1) = _name; \
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-static const char machine_id_##_type[] __initconst \
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- __aligned(1) = _id; \
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-static struct mips_machine machine_##_type \
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- __used __section(.mips.machines.init) = \
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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_id = machine_id_##_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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-extern long __mips_machines_start;
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-extern long __mips_machines_end;
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-
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-#ifdef CONFIG_MIPS_MACHINE
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-int mips_machtype_setup(char *id) __init;
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-void mips_machine_setup(void) __init;
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-void mips_set_machine_name(const char *name) __init;
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-char *mips_get_machine_name(void);
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-#else
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-static inline int mips_machtype_setup(char *id) { return 1; }
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-static inline void mips_machine_setup(void) { }
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-static inline void mips_set_machine_name(const char *name) { }
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-static inline char *mips_get_machine_name(void) { return NULL; }
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-#endif /* CONFIG_MIPS_MACHINE */
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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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#endif /* __ASM_MIPS_MACHINE_H */
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+
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--- a/arch/mips/kernel/mips_machine.c
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+++ b/arch/mips/kernel/mips_machine.c
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@@ -1,5 +1,5 @@
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/*
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- * Copyright (C) 2008-2010 Gabor Juhos <juhosg@openwrt.org>
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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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@@ -7,77 +7,68 @@
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*
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*/
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#include <linux/mm.h>
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-#include <linux/string.h>
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-#include <linux/slab.h>
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#include <asm/mips_machine.h>
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+#include <asm/bootinfo.h>
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-static struct mips_machine *mips_machine __initdata;
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-static char *mips_machine_name = "Unknown";
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+static struct list_head mips_machines __initdata =
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+ LIST_HEAD_INIT(mips_machines);
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-#define for_each_machine(mach) \
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- for ((mach) = (struct mips_machine *)&__mips_machines_start; \
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- (mach) && \
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- (unsigned long)(mach) < (unsigned long)&__mips_machines_end; \
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- (mach)++)
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+char *mips_machine_name = "Unknown";
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-__init void mips_set_machine_name(const char *name)
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+static struct mips_machine * __init mips_machine_find(unsigned long machtype)
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{
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- char *p;
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+ struct list_head *this;
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- if (name == NULL)
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- return;
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+ list_for_each(this, &mips_machines) {
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+ struct mips_machine *mach;
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- p = kstrdup(name, GFP_KERNEL);
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- if (!p)
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- pr_err("MIPS: no memory for machine_name\n");
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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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- mips_machine_name = p;
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+ return NULL;
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}
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-char *mips_get_machine_name(void)
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+void __init mips_machine_register(struct mips_machine *mach)
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{
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- return mips_machine_name;
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+ list_add_tail(&mach->list, &mips_machines);
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}
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-__init int mips_machtype_setup(char *id)
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+void __init mips_machine_set_name(char *name)
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{
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- struct mips_machine *mach;
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+ unsigned int len;
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+ char *p;
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- for_each_machine(mach) {
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- if (mach->mach_id == NULL)
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- continue;
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-
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- if (strcmp(mach->mach_id, id) == 0) {
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- mips_machine = mach;
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- break;
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- }
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- }
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+ if (name == NULL)
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+ return;
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- if (!mips_machine) {
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- pr_err("MIPS: no machine found for id '%s', supported machines:\n",
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- id);
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- pr_err("%32s %s\n", "id", "name");
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- for_each_machine(mach)
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- pr_err("%32s %s\n", mach->mach_id, mach->mach_name);
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- return 1;
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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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- mips_machtype = mips_machine->mach_type;
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-
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- return 0;
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}
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-__setup("machtype=", mips_machtype_setup);
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-
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-__init void mips_machine_setup(void)
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+void __init mips_machine_setup(unsigned long machtype)
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{
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- if (!mips_machine)
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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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- mips_set_machine_name(mips_machine->mach_name);
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- pr_info("MIPS: machine is %s\n", mips_machine_name);
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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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- if (mips_machine->mach_setup)
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- mips_machine->mach_setup();
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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/proc.c
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+++ b/arch/mips/kernel/proc.c
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@@ -34,9 +34,9 @@ static int show_cpuinfo(struct seq_file
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*/
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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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- if (mips_get_machine_name())
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- seq_printf(m, "machine\t\t\t: %s\n",
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- mips_get_machine_name());
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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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--- a/arch/mips/kernel/vmlinux.lds.S
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+++ b/arch/mips/kernel/vmlinux.lds.S
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@@ -98,13 +98,6 @@ SECTIONS
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INIT_TEXT_SECTION(PAGE_SIZE)
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INIT_DATA_SECTION(16)
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- . = ALIGN(4);
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- .mips.machines.init : AT(ADDR(.mips.machines.init) - LOAD_OFFSET) {
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- __mips_machines_start = .;
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- *(.mips.machines.init)
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- __mips_machines_end = .;
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- }
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-
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/* .exit.text is discarded at runtime, not link time, to deal with
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* references from .rodata
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*/
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