diff options
Diffstat (limited to 'target/linux/ramips/patches-2.6.32')
| -rw-r--r-- | target/linux/ramips/patches-2.6.32/400-mips-multi-machine-update.patch | 134 |
1 files changed, 134 insertions, 0 deletions
diff --git a/target/linux/ramips/patches-2.6.32/400-mips-multi-machine-update.patch b/target/linux/ramips/patches-2.6.32/400-mips-multi-machine-update.patch new file mode 100644 index 000000000..d63587901 --- /dev/null +++ b/target/linux/ramips/patches-2.6.32/400-mips-multi-machine-update.patch @@ -0,0 +1,134 @@ +--- a/arch/mips/kernel/mips_machine.c ++++ b/arch/mips/kernel/mips_machine.c +@@ -7,12 +7,13 @@ + * + */ + #include <linux/mm.h> ++#include <linux/string.h> + + #include <asm/mips_machine.h> +-#include <asm/bootinfo.h> + + static struct list_head mips_machines __initdata = + LIST_HEAD_INIT(mips_machines); ++static char *mips_machid __initdata; + + char *mips_machine_name = "Unknown"; + +@@ -55,20 +56,65 @@ void __init mips_machine_set_name(char * + } + } + +-void __init mips_machine_setup(unsigned long machtype) ++void __init mips_machine_setup(void) + { + struct mips_machine *mach; + +- mach = mips_machine_find(machtype); ++ mach = mips_machine_find(mips_machtype); + if (!mach) { +- printk(KERN_ALERT "MIPS: no machine registered for " +- "machtype %lu\n", machtype); ++ printk(KERN_WARNING "MIPS: no machine registered for " ++ "machtype %lu\n", mips_machtype); + return; + } + + mips_machine_set_name(mach->mach_name); +- printk(KERN_INFO "MIPS: machine is %s\n", mips_machine_name); ++ printk(KERN_NOTICE "MIPS: machine is %s\n", mips_machine_name); + + if (mach->mach_setup) + mach->mach_setup(); + } ++ ++int __init mips_machtype_setup(char *id) ++{ ++ if (mips_machid == NULL) ++ mips_machid = id; ++ ++ return 1; ++} ++ ++__setup("machtype=", mips_machtype_setup); ++ ++static int __init mips_machtype_init(void) ++{ ++ struct list_head *this; ++ struct mips_machine *mach; ++ ++ if (mips_machid == NULL) ++ return 0; ++ ++ list_for_each(this, &mips_machines) { ++ mach = list_entry(this, struct mips_machine, list); ++ if (mach->mach_id == NULL) ++ continue; ++ ++ if (strcmp(mach->mach_id, mips_machid) == 0) { ++ mips_machtype = mach->mach_type; ++ return 0; ++ } ++ } ++ ++ printk(KERN_WARNING ++ "MIPS: no machine found for id: '%s', registered machines:\n", ++ mips_machid); ++ printk(KERN_WARNING "%32s %s\n", "id", "name"); ++ ++ list_for_each(this, &mips_machines) { ++ mach = list_entry(this, struct mips_machine, list); ++ printk(KERN_WARNING "%32s %s\n", ++ mach->mach_id ? mach->mach_id : "", mach->mach_name); ++ } ++ ++ return 0; ++} ++ ++core_initcall(mips_machtype_init); +--- a/arch/mips/include/asm/mips_machine.h ++++ b/arch/mips/include/asm/mips_machine.h +@@ -13,25 +13,33 @@ + #include <linux/init.h> + #include <linux/list.h> + ++#include <asm/bootinfo.h> ++ + struct mips_machine { + unsigned long mach_type; +- void (*mach_setup)(void); ++ char *mach_id; + char *mach_name; ++ void (*mach_setup)(void); + struct list_head list; + }; + + void mips_machine_register(struct mips_machine *) __init; +-void mips_machine_setup(unsigned long machtype) __init; ++void mips_machine_setup(void) __init; ++int mips_machtype_setup(char *id) __init; + void mips_machine_set_name(char *name) __init; + + extern char *mips_machine_name; + +-#define MIPS_MACHINE(_type, _name, _setup) \ +-static char machine_name_##_type[] __initdata = _name; \ ++#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 __initdata = \ + { \ + .mach_type = _type, \ +- .mach_name = machine_name_##_type, \ ++ .mach_id = (char *) machine_id_##_type, \ ++ .mach_name = (char *) machine_name_##_type, \ + .mach_setup = _setup, \ + }; \ + \ +@@ -44,4 +52,3 @@ static int __init register_machine_##_ty + pure_initcall(register_machine_##_type) + + #endif /* __ASM_MIPS_MACHINE_H */ +- |