mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-08-21 20:55:51 +03:00
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@26955 3c298f89-4303-0410-b956-a3cf2f4a3e73
209 lines
5.2 KiB
Diff
209 lines
5.2 KiB
Diff
--- /dev/null
|
|
+++ b/arch/mips/include/asm/mips_machine.h
|
|
@@ -0,0 +1,54 @@
|
|
+/*
|
|
+ * Copyright (C) 2008-2010 Gabor Juhos <juhosg@openwrt.org>
|
|
+ *
|
|
+ * This program is free software; you can redistribute it and/or modify it
|
|
+ * under the terms of the GNU General Public License version 2 as published
|
|
+ * by the Free Software Foundation.
|
|
+ *
|
|
+ */
|
|
+
|
|
+#ifndef __ASM_MIPS_MACHINE_H
|
|
+#define __ASM_MIPS_MACHINE_H
|
|
+
|
|
+#include <linux/init.h>
|
|
+#include <linux/list.h>
|
|
+
|
|
+#include <asm/bootinfo.h>
|
|
+
|
|
+struct mips_machine {
|
|
+ unsigned long mach_type;
|
|
+ const char *mach_id;
|
|
+ const char *mach_name;
|
|
+ void (*mach_setup)(void);
|
|
+};
|
|
+
|
|
+#define MIPS_MACHINE(_type, _id, _name, _setup) \
|
|
+static const char machine_name_##_type[] __initconst \
|
|
+ __aligned(1) = _name; \
|
|
+static const char machine_id_##_type[] __initconst \
|
|
+ __aligned(1) = _id; \
|
|
+static struct mips_machine machine_##_type \
|
|
+ __used __section(.mips.machines.init) = \
|
|
+{ \
|
|
+ .mach_type = _type, \
|
|
+ .mach_id = machine_id_##_type, \
|
|
+ .mach_name = machine_name_##_type, \
|
|
+ .mach_setup = _setup, \
|
|
+};
|
|
+
|
|
+extern long __mips_machines_start;
|
|
+extern long __mips_machines_end;
|
|
+
|
|
+#ifdef CONFIG_MIPS_MACHINE
|
|
+int mips_machtype_setup(char *id) __init;
|
|
+void mips_machine_setup(void) __init;
|
|
+void mips_set_machine_name(const char *name) __init;
|
|
+char *mips_get_machine_name(void);
|
|
+#else
|
|
+static inline int mips_machtype_setup(char *id) { return 1; }
|
|
+static inline void mips_machine_setup(void) { }
|
|
+static inline void mips_set_machine_name(const char *name) { }
|
|
+static inline char *mips_get_machine_name(void) { return NULL; }
|
|
+#endif /* CONFIG_MIPS_MACHINE */
|
|
+
|
|
+#endif /* __ASM_MIPS_MACHINE_H */
|
|
--- /dev/null
|
|
+++ b/arch/mips/kernel/mips_machine.c
|
|
@@ -0,0 +1,86 @@
|
|
+/*
|
|
+ * Copyright (C) 2008-2010 Gabor Juhos <juhosg@openwrt.org>
|
|
+ *
|
|
+ * This program is free software; you can redistribute it and/or modify it
|
|
+ * under the terms of the GNU General Public License version 2 as published
|
|
+ * by the Free Software Foundation.
|
|
+ *
|
|
+ */
|
|
+#include <linux/mm.h>
|
|
+#include <linux/string.h>
|
|
+#include <linux/slab.h>
|
|
+
|
|
+#include <asm/mips_machine.h>
|
|
+
|
|
+static struct mips_machine *mips_machine __initdata;
|
|
+static char *mips_machine_name = "Unknown";
|
|
+
|
|
+#define for_each_machine(mach) \
|
|
+ for ((mach) = (struct mips_machine *)&__mips_machines_start; \
|
|
+ (mach) && \
|
|
+ (unsigned long)(mach) < (unsigned long)&__mips_machines_end; \
|
|
+ (mach)++)
|
|
+
|
|
+__init void mips_set_machine_name(const char *name)
|
|
+{
|
|
+ char *p;
|
|
+
|
|
+ if (name == NULL)
|
|
+ return;
|
|
+
|
|
+ p = kstrdup(name, GFP_KERNEL);
|
|
+ if (!p)
|
|
+ pr_err("MIPS: no memory for machine_name\n");
|
|
+
|
|
+ mips_machine_name = p;
|
|
+}
|
|
+
|
|
+char *mips_get_machine_name(void)
|
|
+{
|
|
+ return mips_machine_name;
|
|
+}
|
|
+
|
|
+__init int mips_machtype_setup(char *id)
|
|
+{
|
|
+ struct mips_machine *mach;
|
|
+
|
|
+ for_each_machine(mach) {
|
|
+ if (mach->mach_id == NULL)
|
|
+ continue;
|
|
+
|
|
+ if (strcmp(mach->mach_id, id) == 0) {
|
|
+ mips_machtype = mach->mach_type;
|
|
+ return 0;
|
|
+ }
|
|
+ }
|
|
+
|
|
+ pr_err("MIPS: no machine found for id '%s', supported machines:\n", id);
|
|
+ pr_err("%-24s : %s\n", "id", "name");
|
|
+ for_each_machine(mach)
|
|
+ pr_err("%-24s : %s\n", mach->mach_id, mach->mach_name);
|
|
+
|
|
+ return 1;
|
|
+}
|
|
+
|
|
+__setup("machtype=", mips_machtype_setup);
|
|
+
|
|
+__init void mips_machine_setup(void)
|
|
+{
|
|
+ struct mips_machine *mach;
|
|
+
|
|
+ for_each_machine(mach) {
|
|
+ if (mips_machtype == mach->mach_type) {
|
|
+ mips_machine = mach;
|
|
+ break;
|
|
+ }
|
|
+ }
|
|
+
|
|
+ if (!mips_machine)
|
|
+ return;
|
|
+
|
|
+ mips_set_machine_name(mips_machine->mach_name);
|
|
+ pr_info("MIPS: machine is %s\n", mips_machine_name);
|
|
+
|
|
+ if (mips_machine->mach_setup)
|
|
+ mips_machine->mach_setup();
|
|
+}
|
|
--- a/arch/mips/kernel/Makefile
|
|
+++ b/arch/mips/kernel/Makefile
|
|
@@ -95,6 +95,7 @@ obj-$(CONFIG_GPIO_TXX9) += gpio_txx9.o
|
|
obj-$(CONFIG_KEXEC) += machine_kexec.o relocate_kernel.o
|
|
obj-$(CONFIG_EARLY_PRINTK) += early_printk.o
|
|
obj-$(CONFIG_SPINLOCK_TEST) += spinlock_test.o
|
|
+obj-$(CONFIG_MIPS_MACHINE) += mips_machine.o
|
|
|
|
obj-$(CONFIG_OF) += prom.o
|
|
|
|
--- a/arch/mips/Kconfig
|
|
+++ b/arch/mips/Kconfig
|
|
@@ -883,6 +883,9 @@ config MIPS_DISABLE_OBSOLETE_IDE
|
|
config SYNC_R4K
|
|
bool
|
|
|
|
+config MIPS_MACHINE
|
|
+ def_bool n
|
|
+
|
|
config NO_IOPORT
|
|
def_bool n
|
|
|
|
--- a/arch/mips/kernel/proc.c
|
|
+++ b/arch/mips/kernel/proc.c
|
|
@@ -12,6 +12,7 @@
|
|
#include <asm/cpu-features.h>
|
|
#include <asm/mipsregs.h>
|
|
#include <asm/processor.h>
|
|
+#include <asm/mips_machine.h>
|
|
|
|
unsigned int vced_count, vcei_count;
|
|
|
|
@@ -31,8 +32,12 @@ static int show_cpuinfo(struct seq_file
|
|
/*
|
|
* For the first processor also print the system type
|
|
*/
|
|
- if (n == 0)
|
|
+ if (n == 0) {
|
|
seq_printf(m, "system type\t\t: %s\n", get_system_type());
|
|
+ if (mips_get_machine_name())
|
|
+ seq_printf(m, "machine\t\t\t: %s\n",
|
|
+ mips_get_machine_name());
|
|
+ }
|
|
|
|
seq_printf(m, "processor\t\t: %ld\n", n);
|
|
sprintf(fmt, "cpu model\t\t: %%s V%%d.%%d%s\n",
|
|
--- a/arch/mips/kernel/vmlinux.lds.S
|
|
+++ b/arch/mips/kernel/vmlinux.lds.S
|
|
@@ -98,6 +98,13 @@ SECTIONS
|
|
INIT_TEXT_SECTION(PAGE_SIZE)
|
|
INIT_DATA_SECTION(16)
|
|
|
|
+ . = ALIGN(4);
|
|
+ .mips.machines.init : AT(ADDR(.mips.machines.init) - LOAD_OFFSET) {
|
|
+ __mips_machines_start = .;
|
|
+ *(.mips.machines.init)
|
|
+ __mips_machines_end = .;
|
|
+ }
|
|
+
|
|
/* .exit.text is discarded at runtime, not link time, to deal with
|
|
* references from .rodata
|
|
*/
|