Merge branch 'wip-2.6.34' into old-private-masterarchived-private-master

20 files changed, 209 insertions, 303 deletions

diff --git a/arch/m68knommu/Kconfig b/arch/m68knommu/Kconfig
index e2201b90aa22..064f5913db1a 100644
--- a/arch/m68knommu/Kconfig
+++ b/arch/m68knommu/Kconfig
@@ -533,6 +533,13 @@ config AVNET
         default y
         depends on (AVNET5282)
 
+config UBOOT
+        bool "Support for U-Boot command line parameters"
+        help
+          If you say Y here kernel will try to collect command
+          line parameters from the initial u-boot stack.
+        default n
+
 config 4KSTACKS
         bool "Use 4Kb for kernel stacks instead of 8Kb"
         default y
diff --git a/arch/m68knommu/Makefile b/arch/m68knommu/Makefile
index ce404bc9ccbd..14042574ac21 100644
--- a/arch/m68knommu/Makefile
+++ b/arch/m68knommu/Makefile
@@ -94,7 +94,7 @@ cflags-$(CONFIG_M520x)		:= $(call cc-option,-mcpu=5208,-m5200)
 cflags-$(CONFIG_M523x)          := $(call cc-option,-mcpu=523x,-m5307)
 cflags-$(CONFIG_M5249)          := $(call cc-option,-mcpu=5249,-m5200)
 cflags-$(CONFIG_M5271)          := $(call cc-option,-mcpu=5271,-m5307)
-cflags-$(CONFIG_M5272)          := $(call cc-option,-mcpu=5271,-m5200)
+cflags-$(CONFIG_M5272)          := $(call cc-option,-mcpu=5272,-m5307)
 cflags-$(CONFIG_M5275)          := $(call cc-option,-mcpu=5275,-m5307)
 cflags-$(CONFIG_M528x)          := $(call cc-option,-m528x,-m5307)
 cflags-$(CONFIG_M5307)          := $(call cc-option,-m5307,-m5200)
diff --git a/arch/m68knommu/kernel/dma.c b/arch/m68knommu/kernel/dma.c
index aaf38bbbb6cd..fc61541aeb71 100644
--- a/arch/m68knommu/kernel/dma.c
+++ b/arch/m68knommu/kernel/dma.c
@@ -6,6 +6,7 @@
  */
 
 #include <linux/types.h>
+#include <linux/gfp.h>
 #include <linux/mm.h>
 #include <linux/device.h>
 #include <linux/dma-mapping.h>
diff --git a/arch/m68knommu/kernel/entry.S b/arch/m68knommu/kernel/entry.S
index 56043ade3941..aff6f57ef8b5 100644
--- a/arch/m68knommu/kernel/entry.S
+++ b/arch/m68knommu/kernel/entry.S
@@ -145,6 +145,6 @@ ENTRY(ret_from_user_signal)
         trap #0
 
 ENTRY(ret_from_user_rt_signal)
-        move #__NR_rt_sigreturn,%d0
+        movel #__NR_rt_sigreturn,%d0
         trap #0
 
diff --git a/arch/m68knommu/kernel/process.c b/arch/m68knommu/kernel/process.c
index 8f8f4abab2ff..6aa66134b433 100644
--- a/arch/m68knommu/kernel/process.c
+++ b/arch/m68knommu/kernel/process.c
@@ -23,11 +23,11 @@
 #include <linux/stddef.h>
 #include <linux/unistd.h>
 #include <linux/ptrace.h>
-#include <linux/slab.h>
 #include <linux/user.h>
 #include <linux/interrupt.h>
 #include <linux/reboot.h>
 #include <linux/fs.h>
+#include <linux/slab.h>
 
 #include <asm/uaccess.h>
 #include <asm/system.h>
@@ -221,6 +221,10 @@ int copy_thread(unsigned long clone_flags,
 
         p->thread.usp = usp;
         p->thread.ksp = (unsigned long)childstack;
+
+        if (clone_flags & CLONE_SETTLS)
+                task_thread_info(p)->tp_value = regs->d5;
+
         /*
          * Must save the current SFC/DFC value, NOT the value when
          * the parent was last descheduled - RGH  10-08-96
@@ -352,15 +356,12 @@ asmlinkage int sys_execve(char *name, char **argv, char **envp)
         char * filename;
         struct pt_regs *regs = (struct pt_regs *) &name;
 
-        lock_kernel();
         filename = getname(name);
         error = PTR_ERR(filename);
         if (IS_ERR(filename))
-                goto out;
+                return error;
         error = do_execve(filename, argv, envp, regs);
         putname(filename);
-out:
-        unlock_kernel();
         return error;
 }
 
diff --git a/arch/m68knommu/kernel/ptrace.c b/arch/m68knommu/kernel/ptrace.c
index ef70ca070ce2..f6be1248d216 100644
--- a/arch/m68knommu/kernel/ptrace.c
+++ b/arch/m68knommu/kernel/ptrace.c
@@ -86,6 +86,20 @@ static inline int put_reg(struct task_struct *task, int regno,
         return 0;
 }
 
+void user_enable_single_step(struct task_struct *task)
+{
+        unsigned long srflags;
+        srflags = get_reg(task, PT_SR) | (TRACE_BITS << 16);
+        put_reg(task, PT_SR, srflags);
+}
+
+void user_disable_single_step(struct task_struct *task)
+{
+        unsigned long srflags;
+        srflags = get_reg(task, PT_SR) & ~(TRACE_BITS << 16);
+        put_reg(task, PT_SR, srflags);
+}
+
 /*
  * Called by kernel/ptrace.c when detaching..
  *
@@ -93,10 +107,8 @@ static inline int put_reg(struct task_struct *task, int regno,
  */
 void ptrace_disable(struct task_struct *child)
 {
-        unsigned long tmp;
         /* make sure the single step bit is not set. */
-        tmp = get_reg(child, PT_SR) & ~(TRACE_BITS << 16);
-        put_reg(child, PT_SR, tmp);
+        user_disable_single_step(child);
 }
 
 long arch_ptrace(struct task_struct *child, long request, long addr, long data)
@@ -104,12 +116,6 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
         int ret;
 
         switch (request) {
-                /* when I and D space are separate, these will need to be fixed. */
-                case PTRACE_PEEKTEXT: /* read word at location addr. */ 
-                case PTRACE_PEEKDATA:
-                        ret = generic_ptrace_peekdata(child, addr, data);
-                        break;
-
                 /* read the word at location addr in the USER area. */
                 case PTRACE_PEEKUSR: {
                         unsigned long tmp;
@@ -148,12 +154,6 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
                         break;
                 }
 
-                /* when I and D space are separate, this will have to be fixed. */
-                case PTRACE_POKETEXT: /* write the word at location addr. */
-                case PTRACE_POKEDATA:
-                        ret = generic_ptrace_pokedata(child, addr, data);
-                        break;
-
                 case PTRACE_POKEUSR: /* write the word at location addr in the USER area */
                         ret = -EIO;
                         if ((addr & 3) || addr < 0 ||
@@ -190,66 +190,6 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
                         }
                         break;
 
-                case PTRACE_SYSCALL: /* continue and stop at next (return from) syscall */
-                case PTRACE_CONT: { /* restart after signal. */
-                        long tmp;
-
-                        ret = -EIO;
-                        if (!valid_signal(data))
-                                break;
-                        if (request == PTRACE_SYSCALL)
-                                set_tsk_thread_flag(child, TIF_SYSCALL_TRACE);
-                        else
-                                clear_tsk_thread_flag(child, TIF_SYSCALL_TRACE);
-                        child->exit_code = data;
-                        /* make sure the single step bit is not set. */
-                        tmp = get_reg(child, PT_SR) & ~(TRACE_BITS << 16);
-                        put_reg(child, PT_SR, tmp);
-                        wake_up_process(child);
-                        ret = 0;
-                        break;
-                }
-
-                /*
-                 * make the child exit.  Best I can do is send it a sigkill. 
-                 * perhaps it should be put in the status that it wants to 
-                 * exit.
-                 */
-                case PTRACE_KILL: {
-                        long tmp;
-
-                        ret = 0;
-                        if (child->exit_state == EXIT_ZOMBIE) /* already dead */
-                                break;
-                        child->exit_code = SIGKILL;
-                        /* make sure the single step bit is not set. */
-                        tmp = get_reg(child, PT_SR) & ~(TRACE_BITS << 16);
-                        put_reg(child, PT_SR, tmp);
-                        wake_up_process(child);
-                        break;
-                }
-
-                case PTRACE_SINGLESTEP: {  /* set the trap flag. */
-                        long tmp;
-
-                        ret = -EIO;
-                        if (!valid_signal(data))
-                                break;
-                        clear_tsk_thread_flag(child, TIF_SYSCALL_TRACE);
-                        tmp = get_reg(child, PT_SR) | (TRACE_BITS << 16);
-                        put_reg(child, PT_SR, tmp);
-
-                        child->exit_code = data;
-                        /* give it a chance to run. */
-                        wake_up_process(child);
-                        ret = 0;
-                        break;
-                }
-
-                case PTRACE_DETACH:     /* detach a process that was attached. */
-                        ret = ptrace_detach(child, data);
-                        break;
-
                 case PTRACE_GETREGS: { /* Get all gp regs from the child. */
                         int i;
                         unsigned long tmp;
@@ -307,8 +247,13 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
                 }
 #endif
 
+        case PTRACE_GET_THREAD_AREA:
+                ret = put_user(task_thread_info(child)->tp_value,
+                               (unsigned long __user *)data);
+                break;
+
                 default:
-                        ret = -EIO;
+                        ret = ptrace_request(child, request, addr, data);
                         break;
         }
         return ret;
diff --git a/arch/m68knommu/kernel/setup.c b/arch/m68knommu/kernel/setup.c
index 5c2bb3eeaaa2..ba92b90d5fbc 100644
--- a/arch/m68knommu/kernel/setup.c
+++ b/arch/m68knommu/kernel/setup.c
@@ -29,6 +29,8 @@
 #include <linux/bootmem.h>
 #include <linux/seq_file.h>
 #include <linux/init.h>
+#include <linux/initrd.h>
+#include <linux/root_dev.h>
 
 #include <asm/setup.h>
 #include <asm/irq.h>
@@ -52,7 +54,6 @@ void (*mach_reset)(void);
 void (*mach_halt)(void);
 void (*mach_power_off)(void);
 
-
 #ifdef CONFIG_M68000
         #define CPU "MC68000"
 #endif
@@ -111,6 +112,69 @@ void (*mach_power_off)(void);
 extern int _stext, _etext, _sdata, _edata, _sbss, _ebss, _end;
 extern int _ramstart, _ramend;
 
+#if defined(CONFIG_UBOOT)
+/*
+ * parse_uboot_commandline
+ *
+ * Copies u-boot commandline arguments and store them in the proper linux
+ * variables.
+ *
+ * Assumes:
+ *      _init_sp global contains the address in the stack pointer when the
+ *      kernel starts (see head.S::_start)
+ *
+ *      U-Boot calling convention:
+ *      (*kernel) (kbd, initrd_start, initrd_end, cmd_start, cmd_end);
+ *
+ *      _init_sp can be parsed as such
+ *
+ *      _init_sp+00 = u-boot cmd after jsr into kernel (skip)
+ *      _init_sp+04 = &kernel board_info (residual data)
+ *      _init_sp+08 = &initrd_start
+ *      _init_sp+12 = &initrd_end
+ *      _init_sp+16 = &cmd_start
+ *      _init_sp+20 = &cmd_end
+ *
+ *      This also assumes that the memory locations pointed to are still
+ *      unmodified. U-boot places them near the end of external SDRAM.
+ *
+ * Argument(s):
+ *      commandp = the linux commandline arg container to fill.
+ *      size     = the sizeof commandp.
+ *
+ * Returns:
+ */
+void parse_uboot_commandline(char *commandp, int size)
+{
+        extern unsigned long _init_sp;
+        unsigned long *sp;
+        unsigned long uboot_kbd;
+        unsigned long uboot_initrd_start, uboot_initrd_end;
+        unsigned long uboot_cmd_start, uboot_cmd_end;
+
+
+        sp = (unsigned long *)_init_sp;
+        uboot_kbd = sp[1];
+        uboot_initrd_start = sp[2];
+        uboot_initrd_end = sp[3];
+        uboot_cmd_start = sp[4];
+        uboot_cmd_end = sp[5];
+
+        if (uboot_cmd_start && uboot_cmd_end)
+                strncpy(commandp, (const char *)uboot_cmd_start, size);
+#if defined(CONFIG_BLK_DEV_INITRD)
+        if (uboot_initrd_start && uboot_initrd_end &&
+                (uboot_initrd_end > uboot_initrd_start)) {
+                initrd_start = uboot_initrd_start;
+                initrd_end = uboot_initrd_end;
+                ROOT_DEV = Root_RAM0;
+                printk(KERN_INFO "initrd at 0x%lx:0x%lx\n",
+                        initrd_start, initrd_end);
+        }
+#endif /* if defined(CONFIG_BLK_DEV_INITRD) */
+}
+#endif /* #if defined(CONFIG_UBOOT) */
+
 void __init setup_arch(char **cmdline_p)
 {
         int bootmap_size;
@@ -128,7 +192,24 @@ void __init setup_arch(char **cmdline_p)
 #if defined(CONFIG_BOOTPARAM)
         strncpy(&command_line[0], CONFIG_BOOTPARAM_STRING, sizeof(command_line));
         command_line[sizeof(command_line) - 1] = 0;
-#endif
+#endif /* CONFIG_BOOTPARAM */
+
+#if defined(CONFIG_UBOOT)
+        /* CONFIG_UBOOT and CONFIG_BOOTPARAM defined, concatenate cmdline */
+        #if defined(CONFIG_BOOTPARAM)
+                /* Add the whitespace separator */
+                command_line[strlen(CONFIG_BOOTPARAM_STRING)] = ' ';
+                /* Parse uboot command line into the rest of the buffer */
+                parse_uboot_commandline(
+                        &command_line[(strlen(CONFIG_BOOTPARAM_STRING)+1)],
+                        (sizeof(command_line) -
+                        (strlen(CONFIG_BOOTPARAM_STRING)+1)));
+        /* Only CONFIG_UBOOT defined, create cmdline */
+        #else
+                parse_uboot_commandline(&command_line[0], sizeof(command_line));
+        #endif /* CONFIG_BOOTPARAM */
+        command_line[sizeof(command_line) - 1] = 0;
+#endif /* CONFIG_UBOOT */
 
         printk(KERN_INFO "\x0F\r\n\nuClinux/" CPU "\n");
 
@@ -204,6 +285,13 @@ void __init setup_arch(char **cmdline_p)
         free_bootmem(memory_start, memory_end - memory_start);
         reserve_bootmem(memory_start, bootmap_size, BOOTMEM_DEFAULT);
 
+#if defined(CONFIG_UBOOT) && defined(CONFIG_BLK_DEV_INITRD)
+        if ((initrd_start > 0) && (initrd_start < initrd_end) &&
+                        (initrd_end < memory_end))
+                reserve_bootmem(initrd_start, initrd_end - initrd_start,
+                                 BOOTMEM_DEFAULT);
+#endif /* if defined(CONFIG_BLK_DEV_INITRD) */
+
         /*
          * Get kmalloc into gear.
          */
diff --git a/arch/m68knommu/kernel/sys_m68k.c b/arch/m68knommu/kernel/sys_m68k.c
index efdd090778a3..d65e9c4c930c 100644
--- a/arch/m68knommu/kernel/sys_m68k.c
+++ b/arch/m68knommu/kernel/sys_m68k.c
@@ -27,176 +27,6 @@
 #include <asm/cacheflush.h>
 #include <asm/unistd.h>
 
-/* common code for old and new mmaps */
-static inline long do_mmap2(
-        unsigned long addr, unsigned long len,
-        unsigned long prot, unsigned long flags,
-        unsigned long fd, unsigned long pgoff)
-{
-        int error = -EBADF;
-        struct file * file = NULL;
-
-        flags &= ~(MAP_EXECUTABLE | MAP_DENYWRITE);
-        if (!(flags & MAP_ANONYMOUS)) {
-                file = fget(fd);
-                if (!file)
-                        goto out;
-        }
-
-        down_write(&current->mm->mmap_sem);
-        error = do_mmap_pgoff(file, addr, len, prot, flags, pgoff);
-        up_write(&current->mm->mmap_sem);
-
-        if (file)
-                fput(file);
-out:
-        return error;
-}
-
-asmlinkage long sys_mmap2(unsigned long addr, unsigned long len,
-        unsigned long prot, unsigned long flags,
-        unsigned long fd, unsigned long pgoff)
-{
-        return do_mmap2(addr, len, prot, flags, fd, pgoff);
-}
-
-/*
- * Perform the select(nd, in, out, ex, tv) and mmap() system
- * calls. Linux/m68k cloned Linux/i386, which didn't use to be able to
- * handle more than 4 system call parameters, so these system calls
- * used a memory block for parameter passing..
- */
-
-struct mmap_arg_struct {
-        unsigned long addr;
-        unsigned long len;
-        unsigned long prot;
-        unsigned long flags;
-        unsigned long fd;
-        unsigned long offset;
-};
-
-asmlinkage int old_mmap(struct mmap_arg_struct *arg)
-{
-        struct mmap_arg_struct a;
-        int error = -EFAULT;
-
-        if (copy_from_user(&a, arg, sizeof(a)))
-                goto out;
-
-        error = -EINVAL;
-        if (a.offset & ~PAGE_MASK)
-                goto out;
-
-        a.flags &= ~(MAP_EXECUTABLE | MAP_DENYWRITE);
-
-        error = do_mmap2(a.addr, a.len, a.prot, a.flags, a.fd, a.offset >> PAGE_SHIFT);
-out:
-        return error;
-}
-
-struct sel_arg_struct {
-        unsigned long n;
-        fd_set *inp, *outp, *exp;
-        struct timeval *tvp;
-};
-
-asmlinkage int old_select(struct sel_arg_struct *arg)
-{
-        struct sel_arg_struct a;
-
-        if (copy_from_user(&a, arg, sizeof(a)))
-                return -EFAULT;
-        /* sys_select() does the appropriate kernel locking */
-        return sys_select(a.n, a.inp, a.outp, a.exp, a.tvp);
-}
-
-/*
- * sys_ipc() is the de-multiplexer for the SysV IPC calls..
- *
- * This is really horribly ugly.
- */
-asmlinkage int sys_ipc (uint call, int first, int second,
-                        int third, void *ptr, long fifth)
-{
-        int version, ret;
-
-        version = call >> 16; /* hack for backward compatibility */
-        call &= 0xffff;
-
-        if (call <= SEMCTL)
-                switch (call) {
-                case SEMOP:
-                        return sys_semop (first, (struct sembuf *)ptr, second);
-                case SEMGET:
-                        return sys_semget (first, second, third);
-                case SEMCTL: {
-                        union semun fourth;
-                        if (!ptr)
-                                return -EINVAL;
-                        if (get_user(fourth.__pad, (void **) ptr))
-                                return -EFAULT;
-                        return sys_semctl (first, second, third, fourth);
-                        }
-                default:
-                        return -EINVAL;
-                }
-        if (call <= MSGCTL) 
-                switch (call) {
-                case MSGSND:
-                        return sys_msgsnd (first, (struct msgbuf *) ptr, 
-                                          second, third);
-                case MSGRCV:
-                        switch (version) {
-                        case 0: {
-                                struct ipc_kludge tmp;
-                                if (!ptr)
-                                        return -EINVAL;
-                                if (copy_from_user (&tmp,
-                                                    (struct ipc_kludge *)ptr,
-                                                    sizeof (tmp)))
-                                        return -EFAULT;
-                                return sys_msgrcv (first, tmp.msgp, second,
-                                                   tmp.msgtyp, third);
-                                }
-                        default:
-                                return sys_msgrcv (first,
-                                                   (struct msgbuf *) ptr,
-                                                   second, fifth, third);
-                        }
-                case MSGGET:
-                        return sys_msgget ((key_t) first, second);
-                case MSGCTL:
-                        return sys_msgctl (first, second,
-                                           (struct msqid_ds *) ptr);
-                default:
-                        return -EINVAL;
-                }
-        if (call <= SHMCTL)
-                switch (call) {
-                case SHMAT:
-                        switch (version) {
-                        default: {
-                                ulong raddr;
-                                ret = do_shmat (first, ptr, second, &raddr);
-                                if (ret)
-                                        return ret;
-                                return put_user (raddr, (ulong __user *) third);
-                        }
-                        }
-                case SHMDT:
-                        return sys_shmdt (ptr);
-                case SHMGET:
-                        return sys_shmget (first, second, third);
-                case SHMCTL:
-                        return sys_shmctl (first, second, ptr);
-                default:
-                        return -ENOSYS;
-                }
-
-        return -EINVAL;
-}
-
 /* sys_cacheflush -- flush (part of) the processor cache.  */
 asmlinkage int
 sys_cacheflush (unsigned long addr, int scope, int cache, unsigned long len)
@@ -224,3 +54,39 @@ int kernel_execve(const char *filename, char *const argv[], char *const envp[])
                         : "d" (__a), "d" (__b), "d" (__c));
         return __res;
 }
+
+asmlinkage unsigned long sys_get_thread_area(void)
+{
+        return current_thread_info()->tp_value;
+}
+
+asmlinkage int sys_set_thread_area(unsigned long tp)
+{
+        current_thread_info()->tp_value = tp;
+        return 0;
+}
+
+/* This syscall gets its arguments in A0 (mem), D2 (oldval) and
+   D1 (newval).  */
+asmlinkage int
+sys_atomic_cmpxchg_32(unsigned long newval, int oldval, int d3, int d4, int d5,
+                      unsigned long __user * mem)
+{
+        struct mm_struct *mm = current->mm;
+        unsigned long mem_value;
+
+        down_read(&mm->mmap_sem);
+
+        mem_value = *mem;
+        if (mem_value == oldval)
+                *mem = newval;
+
+        up_read(&mm->mmap_sem);
+        return mem_value;
+}
+
+asmlinkage int sys_atomic_barrier(void)
+{
+        /* no code needed for uniprocs */
+        return 0;
+}
diff --git a/arch/m68knommu/kernel/syscalltable.S b/arch/m68knommu/kernel/syscalltable.S
index 23535cc415ae..b30b3eb197a5 100644
--- a/arch/m68knommu/kernel/syscalltable.S
+++ b/arch/m68knommu/kernel/syscalltable.S
@@ -100,7 +100,7 @@ ENTRY(sys_call_table)
         .long sys_settimeofday
         .long sys_getgroups16   /* 80 */
         .long sys_setgroups16
-        .long old_select
+        .long sys_old_select
         .long sys_symlink
         .long sys_lstat
         .long sys_readlink      /* 85 */
@@ -108,7 +108,7 @@ ENTRY(sys_call_table)
         .long sys_ni_syscall    /* sys_swapon */
         .long sys_reboot
         .long sys_old_readdir
-        .long old_mmap          /* 90 */
+        .long sys_old_mmap      /* 90 */
         .long sys_munmap
         .long sys_truncate
         .long sys_ftruncate
@@ -210,7 +210,7 @@ ENTRY(sys_call_table)
         .long sys_ni_syscall    /* streams2 */
         .long sys_vfork         /* 190 */
         .long sys_getrlimit
-        .long sys_mmap2
+        .long sys_mmap_pgoff
         .long sys_truncate64
         .long sys_ftruncate64
         .long sys_stat64        /* 195 */
@@ -351,6 +351,10 @@ ENTRY(sys_call_table)
         .long sys_pwritev               /* 330 */
         .long sys_rt_tgsigqueueinfo
         .long sys_perf_event_open
+        .long sys_get_thread_area
+        .long sys_set_thread_area
+        .long sys_atomic_cmpxchg_32     /* 335 */
+        .long sys_atomic_barrier
 
         .rept NR_syscalls-(.-sys_call_table)/4
                 .long sys_ni_syscall
diff --git a/arch/m68knommu/kernel/vmlinux.lds.S b/arch/m68knommu/kernel/vmlinux.lds.S
index 2736a5e309c0..9f1784f586b9 100644
--- a/arch/m68knommu/kernel/vmlinux.lds.S
+++ b/arch/m68knommu/kernel/vmlinux.lds.S
@@ -8,6 +8,8 @@
  */
 
 #include <asm-generic/vmlinux.lds.h>
+#include <asm/page.h>
+#include <asm/thread_info.h>
 
 #if defined(CONFIG_RAMKERNEL)
 #define RAM_START       CONFIG_KERNELBASE
@@ -15,7 +17,7 @@
 #define TEXT            ram
 #define DATA            ram
 #define INIT            ram
-#define BSS             ram
+#define BSSS            ram
 #endif
 #if defined(CONFIG_ROMKERNEL) || defined(CONFIG_HIMEMKERNEL)
 #define RAM_START       CONFIG_RAMBASE
@@ -27,7 +29,7 @@
 #define TEXT            rom
 #define DATA            ram
 #define INIT            ram
-#define BSS             ram
+#define BSSS            ram
 #endif
 
 #ifndef DATA_ADDR
@@ -147,40 +149,19 @@ SECTIONS {
                 . = ALIGN(4);
                 _sdata = . ;
                 DATA_DATA
-                . = ALIGN(32);
-                *(.data.cacheline_aligned)
-                . = ALIGN(8192) ;
-                *(.data.init_task)
+                CACHELINE_ALIGNED_DATA(32)
+                INIT_TASK_DATA(THREAD_SIZE)
                 _edata = . ;
         } > DATA
 
-        .init : {
-                . = ALIGN(4096);
+        .init.text : {
+                . = ALIGN(PAGE_SIZE);
                 __init_begin = .;
-                _sinittext = .;
-                INIT_TEXT
-                _einittext = .;
-                INIT_DATA
-                . = ALIGN(16);
-                __setup_start = .;
-                *(.init.setup)
-                __setup_end = .;
-                __initcall_start = .;
-                INITCALLS
-                __initcall_end = .;
-                __con_initcall_start = .;
-                *(.con_initcall.init)
-                __con_initcall_end = .;
-                __security_initcall_start = .;
-                *(.security_initcall.init)
-                __security_initcall_end = .;
-#ifdef CONFIG_BLK_DEV_INITRD
-                . = ALIGN(4);
-                __initramfs_start = .;
-                *(.init.ramfs)
-                __initramfs_end = .;
-#endif
-                . = ALIGN(4096);
+        } > INIT
+        INIT_TEXT_SECTION(PAGE_SIZE) > INIT
+        INIT_DATA_SECTION(16) > INIT
+        .init.data : {
+                . = ALIGN(PAGE_SIZE);
                 __init_end = .;
         } > INIT
 
@@ -192,7 +173,7 @@ SECTIONS {
                 . = ALIGN(4) ;
                 _ebss = . ;
                 _end = . ;
-        } > BSS
+        } > BSSS
 
         DISCARDS
 }
diff --git a/arch/m68knommu/mm/init.c b/arch/m68knommu/mm/init.c
index f3236d0b522d..8a6653f56bd8 100644
--- a/arch/m68knommu/mm/init.c
+++ b/arch/m68knommu/mm/init.c
@@ -29,7 +29,7 @@
 #include <linux/highmem.h>
 #include <linux/pagemap.h>
 #include <linux/bootmem.h>
-#include <linux/slab.h>
+#include <linux/gfp.h>
 
 #include <asm/setup.h>
 #include <asm/segment.h>
diff --git a/arch/m68knommu/mm/kmap.c b/arch/m68knommu/mm/kmap.c
index bc32f38843f0..902c1dfda9e5 100644
--- a/arch/m68knommu/mm/kmap.c
+++ b/arch/m68knommu/mm/kmap.c
@@ -9,7 +9,6 @@
 #include <linux/kernel.h>
 #include <linux/string.h>
 #include <linux/types.h>
-#include <linux/slab.h>
 #include <linux/vmalloc.h>
 
 #include <asm/setup.h>
diff --git a/arch/m68knommu/mm/memory.c b/arch/m68knommu/mm/memory.c
index f93b88b51f9f..8f7949e786d4 100644
--- a/arch/m68knommu/mm/memory.c
+++ b/arch/m68knommu/mm/memory.c
@@ -15,7 +15,6 @@
 #include <linux/kernel.h>
 #include <linux/string.h>
 #include <linux/types.h>
-#include <linux/slab.h>
 
 #include <asm/segment.h>
 #include <asm/page.h>
@@ -24,7 +23,6 @@
 
 /*
  * Map some physical address range into the kernel address space.
- * The code is copied and adapted from map_chunk().
  */
 
 unsigned long kernel_map(unsigned long paddr, unsigned long size,
diff --git a/arch/m68knommu/platform/523x/gpio.c b/arch/m68knommu/platform/523x/gpio.c
index f02840d54d3c..a8842dc27839 100644
--- a/arch/m68knommu/platform/523x/gpio.c
+++ b/arch/m68knommu/platform/523x/gpio.c
@@ -30,7 +30,8 @@ static struct mcf_gpio_chip mcf_gpio_chips[] = {
                         .direction_output       = mcf_gpio_direction_output,
                         .get                    = mcf_gpio_get_value,
                         .set                    = mcf_gpio_set_value,
-                        .ngpio                  = 8,
+                        .base                   = 1,
+                        .ngpio                  = 7,
                 },
                 .pddr                           = MCFEPORT_EPDDR,
                 .podr                           = MCFEPORT_EPDR,
@@ -244,7 +245,7 @@ static struct mcf_gpio_chip mcf_gpio_chips[] = {
                         .get                    = mcf_gpio_get_value,
                         .set                    = mcf_gpio_set_value_fast,
                         .base                   = 96,
-                        .ngpio                  = 4,
+                        .ngpio                  = 8,
                 },
                 .pddr                           = MCFGPIO_PDDR_TIMER,
                 .podr                           = MCFGPIO_PODR_TIMER,
diff --git a/arch/m68knommu/platform/527x/gpio.c b/arch/m68knommu/platform/527x/gpio.c
index 1028142851ac..0b56e19db0f8 100644
--- a/arch/m68knommu/platform/527x/gpio.c
+++ b/arch/m68knommu/platform/527x/gpio.c
@@ -31,7 +31,8 @@ static struct mcf_gpio_chip mcf_gpio_chips[] = {
                         .direction_output       = mcf_gpio_direction_output,
                         .get                    = mcf_gpio_get_value,
                         .set                    = mcf_gpio_set_value,
-                        .ngpio                  = 8,
+                        .base                   = 1,
+                        .ngpio                  = 7,
                 },
                 .pddr                           = MCFEPORT_EPDDR,
                 .podr                           = MCFEPORT_EPDR,
@@ -263,7 +264,8 @@ static struct mcf_gpio_chip mcf_gpio_chips[] = {
                         .direction_output       = mcf_gpio_direction_output,
                         .get                    = mcf_gpio_get_value,
                         .set                    = mcf_gpio_set_value,
-                        .ngpio                  = 8,
+                        .base                   = 1,
+                        .ngpio                  = 7,
                 },
                 .pddr                           = MCFEPORT_EPDDR,
                 .podr                           = MCFEPORT_EPDR,
diff --git a/arch/m68knommu/platform/528x/gpio.c b/arch/m68knommu/platform/528x/gpio.c
index ec593950696a..eedaf0adbcd7 100644
--- a/arch/m68knommu/platform/528x/gpio.c
+++ b/arch/m68knommu/platform/528x/gpio.c
@@ -31,7 +31,7 @@ static struct mcf_gpio_chip mcf_gpio_chips[] = {
                         .get                    = mcf_gpio_get_value,
                         .set                    = mcf_gpio_set_value,
                         .base                   = 1,
-                        .ngpio                  = 8,
+                        .ngpio                  = 7,
                 },
                 .pddr                           = MCFEPORT_EPDDR,
                 .podr                           = MCFEPORT_EPDR,
diff --git a/arch/m68knommu/platform/68360/ints.c b/arch/m68knommu/platform/68360/ints.c
index 1143f77caca4..6f22970d8c20 100644
--- a/arch/m68knommu/platform/68360/ints.c
+++ b/arch/m68knommu/platform/68360/ints.c
@@ -107,7 +107,6 @@ void init_IRQ(void)
         _ramvec[vba+CPMVEC_PIO_PC7]     = inthandler;  /* pio - pc7 */
         _ramvec[vba+CPMVEC_PIO_PC6]     = inthandler;  /* pio - pc6 */
         _ramvec[vba+CPMVEC_TIMER3]      = inthandler;  /* timer 3 */
-        _ramvec[vba+CPMVEC_RISCTIMER]   = inthandler;  /* reserved */
         _ramvec[vba+CPMVEC_PIO_PC5]     = inthandler;  /* pio - pc5 */
         _ramvec[vba+CPMVEC_PIO_PC4]     = inthandler;  /* pio - pc4 */
         _ramvec[vba+CPMVEC_RESERVED2]   = inthandler;  /* reserved */
diff --git a/arch/m68knommu/platform/coldfire/clk.c b/arch/m68knommu/platform/coldfire/clk.c
index 7cdbf445b28f..9f1260c5e2ad 100644
--- a/arch/m68knommu/platform/coldfire/clk.c
+++ b/arch/m68knommu/platform/coldfire/clk.c
@@ -9,6 +9,7 @@
 /***************************************************************************/
 
 #include <linux/kernel.h>
+#include <linux/module.h>
 #include <linux/clk.h>
 #include <asm/coldfire.h>
 
@@ -18,23 +19,27 @@ struct clk *clk_get(struct device *dev, const char *id)
 {
         return NULL;
 }
+EXPORT_SYMBOL(clk_get);
 
 int clk_enable(struct clk *clk)
 {
         return 0;
 }
+EXPORT_SYMBOL(clk_enable);
 
 void clk_disable(struct clk *clk)
 {
 }
+EXPORT_SYMBOL(clk_disable);
 
 void clk_put(struct clk *clk)
 {
 }
+EXPORT_SYMBOL(clk_put);
 
 unsigned long clk_get_rate(struct clk *clk)
 {
         return MCF_CLK;
 }
-
+EXPORT_SYMBOL(clk_get_rate);
 /***************************************************************************/
diff --git a/arch/m68knommu/platform/coldfire/head.S b/arch/m68knommu/platform/coldfire/head.S
index 2b0d73c0cc32..4b91aa24eb00 100644
--- a/arch/m68knommu/platform/coldfire/head.S
+++ b/arch/m68knommu/platform/coldfire/head.S
@@ -106,6 +106,9 @@
 .global _ramvec
 .global _ramstart
 .global _ramend
+#if defined(CONFIG_UBOOT)
+.global _init_sp
+#endif
 
 /*****************************************************************************/
 
@@ -124,6 +127,10 @@ _ramstart:
 .long   0
 _ramend:
 .long   0
+#if defined(CONFIG_UBOOT)
+_init_sp:
+.long   0
+#endif
 
 /*****************************************************************************/
 
@@ -137,6 +144,9 @@ __HEAD
 _start:
         nop                                     /* filler */
         movew   #0x2700, %sr                    /* no interrupts */
+#if defined(CONFIG_UBOOT)
+        movel   %sp,_init_sp                    /* save initial stack pointer */
+#endif
 
         /*
          *      Do any platform or board specific setup now. Most boards
diff --git a/arch/m68knommu/platform/coldfire/pit.c b/arch/m68knommu/platform/coldfire/pit.c
index d8720ee34510..aebea19abd78 100644
--- a/arch/m68knommu/platform/coldfire/pit.c
+++ b/arch/m68knommu/platform/coldfire/pit.c
@@ -146,7 +146,6 @@ static struct clocksource pit_clk = {
         .read   = pit_read_clk,
         .shift  = 20,
         .mask   = CLOCKSOURCE_MASK(32),
-        .flags  = CLOCK_SOURCE_IS_CONTINUOUS,
 };
 
 /***************************************************************************/