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authorDavid Howells <dhowells@redhat.com>2012-03-28 18:30:02 +0100
committerDavid Howells <dhowells@redhat.com>2012-03-28 18:30:02 +0100
commitb1a154dbf9ddbf396578642299ce75aa73d01763 (patch)
tree2db04ef58f3af63ed2ca6060a7bc18157acc8a7d /arch
parent6a846f3f821a252762897751fa0aeb68dda635f5 (diff)
Disintegrate asm/system.h for CRIS
Disintegrate asm/system.h for CRIS. Signed-off-by: David Howells <dhowells@redhat.com> Acked-by: Jesper Nilsson <jesper.nilsson@axis.com> cc: linux-cris-kernel@axis.com
Diffstat (limited to 'arch')
-rw-r--r--arch/cris/arch-v10/drivers/ds1302.c1
-rw-r--r--arch/cris/arch-v10/drivers/gpio.c1
-rw-r--r--arch/cris/arch-v10/drivers/i2c.c1
-rw-r--r--arch/cris/arch-v10/drivers/pcf8563.c1
-rw-r--r--arch/cris/arch-v10/drivers/sync_serial.c1
-rw-r--r--arch/cris/arch-v10/kernel/debugport.c1
-rw-r--r--arch/cris/arch-v10/kernel/dma.c1
-rw-r--r--arch/cris/arch-v10/kernel/io_interface_mux.c1
-rw-r--r--arch/cris/arch-v10/kernel/process.c1
-rw-r--r--arch/cris/arch-v10/kernel/ptrace.c1
-rw-r--r--arch/cris/arch-v10/kernel/setup.c1
-rw-r--r--arch/cris/arch-v10/kernel/signal.c1
-rw-r--r--arch/cris/arch-v10/kernel/traps.c1
-rw-r--r--arch/cris/arch-v32/drivers/i2c.c1
-rw-r--r--arch/cris/arch-v32/drivers/mach-a3/gpio.c1
-rw-r--r--arch/cris/arch-v32/drivers/mach-fs/gpio.c1
-rw-r--r--arch/cris/arch-v32/kernel/debugport.c1
-rw-r--r--arch/cris/arch-v32/kernel/fasttimer.c1
-rw-r--r--arch/cris/arch-v32/kernel/ptrace.c1
-rw-r--r--arch/cris/arch-v32/mach-a3/dma.c1
-rw-r--r--arch/cris/arch-v32/mach-fs/dma.c1
-rw-r--r--arch/cris/include/arch-v10/arch/elf.h2
-rw-r--r--arch/cris/include/arch-v32/arch/elf.h2
-rw-r--r--arch/cris/include/arch-v32/arch/system.h10
-rw-r--r--arch/cris/include/asm/atomic.h2
-rw-r--r--arch/cris/include/asm/barrier.h25
-rw-r--r--arch/cris/include/asm/bitops.h1
-rw-r--r--arch/cris/include/asm/cmpxchg.h53
-rw-r--r--arch/cris/include/asm/exec.h6
-rw-r--r--arch/cris/include/asm/processor.h11
-rw-r--r--arch/cris/include/asm/switch_to.h12
-rw-r--r--arch/cris/include/asm/system.h94
-rw-r--r--arch/cris/kernel/irq.c1
-rw-r--r--arch/cris/kernel/process.c1
-rw-r--r--arch/cris/kernel/ptrace.c1
-rw-r--r--arch/cris/kernel/setup.c1
-rw-r--r--arch/cris/kernel/traps.c1
-rw-r--r--arch/cris/mm/fault.c1
38 files changed, 126 insertions, 119 deletions
diff --git a/arch/cris/arch-v10/drivers/ds1302.c b/arch/cris/arch-v10/drivers/ds1302.c
index 3d655dcc65d..74f99c688c8 100644
--- a/arch/cris/arch-v10/drivers/ds1302.c
+++ b/arch/cris/arch-v10/drivers/ds1302.c
@@ -24,7 +24,6 @@
#include <linux/capability.h>
#include <asm/uaccess.h>
-#include <asm/system.h>
#include <arch/svinto.h>
#include <asm/io.h>
#include <asm/rtc.h>
diff --git a/arch/cris/arch-v10/drivers/gpio.c b/arch/cris/arch-v10/drivers/gpio.c
index a276f081173..609d5510410 100644
--- a/arch/cris/arch-v10/drivers/gpio.c
+++ b/arch/cris/arch-v10/drivers/gpio.c
@@ -24,7 +24,6 @@
#include <asm/etraxgpio.h>
#include <arch/svinto.h>
#include <asm/io.h>
-#include <asm/system.h>
#include <asm/irq.h>
#include <arch/io_interface_mux.h>
diff --git a/arch/cris/arch-v10/drivers/i2c.c b/arch/cris/arch-v10/drivers/i2c.c
index c413539d420..b3d1f9ed1b9 100644
--- a/arch/cris/arch-v10/drivers/i2c.c
+++ b/arch/cris/arch-v10/drivers/i2c.c
@@ -22,7 +22,6 @@
#include <asm/etraxi2c.h>
-#include <asm/system.h>
#include <arch/svinto.h>
#include <asm/io.h>
#include <asm/delay.h>
diff --git a/arch/cris/arch-v10/drivers/pcf8563.c b/arch/cris/arch-v10/drivers/pcf8563.c
index 1391b731ad1..9da056860c9 100644
--- a/arch/cris/arch-v10/drivers/pcf8563.c
+++ b/arch/cris/arch-v10/drivers/pcf8563.c
@@ -29,7 +29,6 @@
#include <linux/mutex.h>
#include <asm/uaccess.h>
-#include <asm/system.h>
#include <asm/io.h>
#include <asm/rtc.h>
diff --git a/arch/cris/arch-v10/drivers/sync_serial.c b/arch/cris/arch-v10/drivers/sync_serial.c
index 466af40c582..c4b71710fb0 100644
--- a/arch/cris/arch-v10/drivers/sync_serial.c
+++ b/arch/cris/arch-v10/drivers/sync_serial.c
@@ -27,7 +27,6 @@
#include <asm/io.h>
#include <arch/svinto.h>
#include <asm/uaccess.h>
-#include <asm/system.h>
#include <asm/sync_serial.h>
#include <arch/io_interface_mux.h>
diff --git a/arch/cris/arch-v10/kernel/debugport.c b/arch/cris/arch-v10/kernel/debugport.c
index 99851ba8e5f..f932c85fbde 100644
--- a/arch/cris/arch-v10/kernel/debugport.c
+++ b/arch/cris/arch-v10/kernel/debugport.c
@@ -18,7 +18,6 @@
#include <linux/major.h>
#include <linux/delay.h>
#include <linux/tty.h>
-#include <asm/system.h>
#include <arch/svinto.h>
#include <asm/io.h> /* Get SIMCOUT. */
diff --git a/arch/cris/arch-v10/kernel/dma.c b/arch/cris/arch-v10/kernel/dma.c
index d31504b4a19..5795047359b 100644
--- a/arch/cris/arch-v10/kernel/dma.c
+++ b/arch/cris/arch-v10/kernel/dma.c
@@ -8,6 +8,7 @@
#include <asm/dma.h>
#include <arch/svinto.h>
+#include <arch/system.h>
/* Macro to access ETRAX 100 registers */
#define SETS(var, reg, field, val) var = (var & ~IO_MASK_(reg##_, field##_)) | \
diff --git a/arch/cris/arch-v10/kernel/io_interface_mux.c b/arch/cris/arch-v10/kernel/io_interface_mux.c
index 29f97e96279..ad64cd1c861 100644
--- a/arch/cris/arch-v10/kernel/io_interface_mux.c
+++ b/arch/cris/arch-v10/kernel/io_interface_mux.c
@@ -14,6 +14,7 @@
#include <arch/svinto.h>
#include <asm/io.h>
#include <arch/io_interface_mux.h>
+#include <arch/system.h>
#define DBG(s)
diff --git a/arch/cris/arch-v10/kernel/process.c b/arch/cris/arch-v10/kernel/process.c
index 9a57db6907f..bee8df43c20 100644
--- a/arch/cris/arch-v10/kernel/process.c
+++ b/arch/cris/arch-v10/kernel/process.c
@@ -16,6 +16,7 @@
#include <linux/fs.h>
#include <arch/svinto.h>
#include <linux/init.h>
+#include <arch/system.h>
#ifdef CONFIG_ETRAX_GPIO
void etrax_gpio_wake_up_check(void); /* drivers/gpio.c */
diff --git a/arch/cris/arch-v10/kernel/ptrace.c b/arch/cris/arch-v10/kernel/ptrace.c
index 320065f3cbe..bfddfb99401 100644
--- a/arch/cris/arch-v10/kernel/ptrace.c
+++ b/arch/cris/arch-v10/kernel/ptrace.c
@@ -15,7 +15,6 @@
#include <asm/uaccess.h>
#include <asm/page.h>
#include <asm/pgtable.h>
-#include <asm/system.h>
#include <asm/processor.h>
/*
diff --git a/arch/cris/arch-v10/kernel/setup.c b/arch/cris/arch-v10/kernel/setup.c
index de27b50b72a..4f96d71b515 100644
--- a/arch/cris/arch-v10/kernel/setup.c
+++ b/arch/cris/arch-v10/kernel/setup.c
@@ -14,6 +14,7 @@
#include <linux/proc_fs.h>
#include <linux/delay.h>
#include <linux/param.h>
+#include <arch/system.h>
#ifdef CONFIG_PROC_FS
#define HAS_FPU 0x0001
diff --git a/arch/cris/arch-v10/kernel/signal.c b/arch/cris/arch-v10/kernel/signal.c
index e78fe49a984..289c584ba49 100644
--- a/arch/cris/arch-v10/kernel/signal.c
+++ b/arch/cris/arch-v10/kernel/signal.c
@@ -27,6 +27,7 @@
#include <asm/processor.h>
#include <asm/ucontext.h>
#include <asm/uaccess.h>
+#include <arch/system.h>
#define DEBUG_SIG 0
diff --git a/arch/cris/arch-v10/kernel/traps.c b/arch/cris/arch-v10/kernel/traps.c
index 8bebb96bbca..7001beda716 100644
--- a/arch/cris/arch-v10/kernel/traps.c
+++ b/arch/cris/arch-v10/kernel/traps.c
@@ -11,6 +11,7 @@
#include <linux/ptrace.h>
#include <asm/uaccess.h>
#include <arch/sv_addr_ag.h>
+#include <arch/system.h>
void
show_registers(struct pt_regs *regs)
diff --git a/arch/cris/arch-v32/drivers/i2c.c b/arch/cris/arch-v32/drivers/i2c.c
index ddb23996f11..3b2c82ce814 100644
--- a/arch/cris/arch-v32/drivers/i2c.c
+++ b/arch/cris/arch-v32/drivers/i2c.c
@@ -36,7 +36,6 @@
#include <asm/etraxi2c.h>
-#include <asm/system.h>
#include <asm/io.h>
#include <asm/delay.h>
diff --git a/arch/cris/arch-v32/drivers/mach-a3/gpio.c b/arch/cris/arch-v32/drivers/mach-a3/gpio.c
index c845831e222..0b86deedacb 100644
--- a/arch/cris/arch-v32/drivers/mach-a3/gpio.c
+++ b/arch/cris/arch-v32/drivers/mach-a3/gpio.c
@@ -31,7 +31,6 @@
#include <hwregs/gio_defs.h>
#include <hwregs/intr_vect_defs.h>
#include <asm/io.h>
-#include <asm/system.h>
#include <asm/irq.h>
#include <mach/pinmux.h>
diff --git a/arch/cris/arch-v32/drivers/mach-fs/gpio.c b/arch/cris/arch-v32/drivers/mach-fs/gpio.c
index ee90d2659be..a2ac0917f1a 100644
--- a/arch/cris/arch-v32/drivers/mach-fs/gpio.c
+++ b/arch/cris/arch-v32/drivers/mach-fs/gpio.c
@@ -30,7 +30,6 @@
#include <hwregs/gio_defs.h>
#include <hwregs/intr_vect_defs.h>
#include <asm/io.h>
-#include <asm/system.h>
#include <asm/irq.h>
#ifdef CONFIG_ETRAX_VIRTUAL_GPIO
diff --git a/arch/cris/arch-v32/kernel/debugport.c b/arch/cris/arch-v32/kernel/debugport.c
index 794b364d9f7..610909b003f 100644
--- a/arch/cris/arch-v32/kernel/debugport.c
+++ b/arch/cris/arch-v32/kernel/debugport.c
@@ -4,7 +4,6 @@
#include <linux/console.h>
#include <linux/init.h>
-#include <asm/system.h>
#include <hwregs/reg_rdwr.h>
#include <hwregs/reg_map.h>
#include <hwregs/ser_defs.h>
diff --git a/arch/cris/arch-v32/kernel/fasttimer.c b/arch/cris/arch-v32/kernel/fasttimer.c
index 111caa1a2ef..ab1551ee43c 100644
--- a/arch/cris/arch-v32/kernel/fasttimer.c
+++ b/arch/cris/arch-v32/kernel/fasttimer.c
@@ -17,7 +17,6 @@
#include <linux/delay.h>
#include <asm/irq.h>
-#include <asm/system.h>
#include <hwregs/reg_map.h>
#include <hwregs/reg_rdwr.h>
diff --git a/arch/cris/arch-v32/kernel/ptrace.c b/arch/cris/arch-v32/kernel/ptrace.c
index 511ece94a57..f7ad9e8637d 100644
--- a/arch/cris/arch-v32/kernel/ptrace.c
+++ b/arch/cris/arch-v32/kernel/ptrace.c
@@ -15,7 +15,6 @@
#include <asm/uaccess.h>
#include <asm/page.h>
#include <asm/pgtable.h>
-#include <asm/system.h>
#include <asm/processor.h>
#include <arch/hwregs/supp_reg.h>
diff --git a/arch/cris/arch-v32/mach-a3/dma.c b/arch/cris/arch-v32/mach-a3/dma.c
index f35e4f65f4e..47c64bf40ea 100644
--- a/arch/cris/arch-v32/mach-a3/dma.c
+++ b/arch/cris/arch-v32/mach-a3/dma.c
@@ -9,7 +9,6 @@
#include <hwregs/clkgen_defs.h>
#include <hwregs/strmux_defs.h>
#include <linux/errno.h>
-#include <asm/system.h>
#include <arbiter.h>
static char used_dma_channels[MAX_DMA_CHANNELS];
diff --git a/arch/cris/arch-v32/mach-fs/dma.c b/arch/cris/arch-v32/mach-fs/dma.c
index 2d970d7505c..fc6416a671e 100644
--- a/arch/cris/arch-v32/mach-fs/dma.c
+++ b/arch/cris/arch-v32/mach-fs/dma.c
@@ -9,7 +9,6 @@
#include <hwregs/config_defs.h>
#include <hwregs/strmux_defs.h>
#include <linux/errno.h>
-#include <asm/system.h>
#include <mach/arbiter.h>
static char used_dma_channels[MAX_DMA_CHANNELS];
diff --git a/arch/cris/include/arch-v10/arch/elf.h b/arch/cris/include/arch-v10/arch/elf.h
index 1c38ee728b1..1eb638aeddb 100644
--- a/arch/cris/include/arch-v10/arch/elf.h
+++ b/arch/cris/include/arch-v10/arch/elf.h
@@ -1,6 +1,8 @@
#ifndef __ASMCRIS_ARCH_ELF_H
#define __ASMCRIS_ARCH_ELF_H
+#include <arch/system.h>
+
#define ELF_MACH EF_CRIS_VARIANT_ANY_V0_V10
/*
diff --git a/arch/cris/include/arch-v32/arch/elf.h b/arch/cris/include/arch-v32/arch/elf.h
index 1324e505a4d..c46d5829116 100644
--- a/arch/cris/include/arch-v32/arch/elf.h
+++ b/arch/cris/include/arch-v32/arch/elf.h
@@ -1,6 +1,8 @@
#ifndef _ASM_CRIS_ELF_H
#define _ASM_CRIS_ELF_H
+#include <arch/system.h>
+
#define ELF_CORE_EFLAGS EF_CRIS_VARIANT_V32
/*
diff --git a/arch/cris/include/arch-v32/arch/system.h b/arch/cris/include/arch-v32/arch/system.h
index 76cea99eaa6..db853fb3a45 100644
--- a/arch/cris/include/arch-v32/arch/system.h
+++ b/arch/cris/include/arch-v32/arch/system.h
@@ -34,14 +34,4 @@ static inline unsigned long rdsp(void)
/* Write the user-mode stack pointer. */
#define wrusp(usp) __asm__ __volatile__ ("move %0, $usp" : : "rm" (usp))
-#define nop() __asm__ __volatile__ ("nop");
-
-#define xchg(ptr,x) \
- ((__typeof__(*(ptr)))__xchg((unsigned long) (x),(ptr),sizeof(*(ptr))))
-
-#define tas(ptr) (xchg((ptr),1))
-
-struct __xchg_dummy { unsigned long a[100]; };
-#define __xg(x) ((struct __xchg_dummy *)(x))
-
#endif /* _ASM_CRIS_ARCH_SYSTEM_H */
diff --git a/arch/cris/include/asm/atomic.h b/arch/cris/include/asm/atomic.h
index bbf093814db..1056a5dfe04 100644
--- a/arch/cris/include/asm/atomic.h
+++ b/arch/cris/include/asm/atomic.h
@@ -5,7 +5,7 @@
#include <linux/compiler.h>
#include <linux/types.h>
-#include <asm/system.h>
+#include <asm/cmpxchg.h>
#include <arch/atomic.h>
/*
diff --git a/arch/cris/include/asm/barrier.h b/arch/cris/include/asm/barrier.h
new file mode 100644
index 00000000000..198ad7fa6b2
--- /dev/null
+++ b/arch/cris/include/asm/barrier.h
@@ -0,0 +1,25 @@
+#ifndef __ASM_CRIS_BARRIER_H
+#define __ASM_CRIS_BARRIER_H
+
+#define nop() __asm__ __volatile__ ("nop");
+
+#define barrier() __asm__ __volatile__("": : :"memory")
+#define mb() barrier()
+#define rmb() mb()
+#define wmb() mb()
+#define read_barrier_depends() do { } while(0)
+#define set_mb(var, value) do { var = value; mb(); } while (0)
+
+#ifdef CONFIG_SMP
+#define smp_mb() mb()
+#define smp_rmb() rmb()
+#define smp_wmb() wmb()
+#define smp_read_barrier_depends() read_barrier_depends()
+#else
+#define smp_mb() barrier()
+#define smp_rmb() barrier()
+#define smp_wmb() barrier()
+#define smp_read_barrier_depends() do { } while(0)
+#endif
+
+#endif /* __ASM_CRIS_BARRIER_H */
diff --git a/arch/cris/include/asm/bitops.h b/arch/cris/include/asm/bitops.h
index a78a2d70cd8..184066ceb1f 100644
--- a/arch/cris/include/asm/bitops.h
+++ b/arch/cris/include/asm/bitops.h
@@ -19,7 +19,6 @@
#endif
#include <arch/bitops.h>
-#include <asm/system.h>
#include <linux/atomic.h>
#include <linux/compiler.h>
diff --git a/arch/cris/include/asm/cmpxchg.h b/arch/cris/include/asm/cmpxchg.h
new file mode 100644
index 00000000000..b756dac8aa3
--- /dev/null
+++ b/arch/cris/include/asm/cmpxchg.h
@@ -0,0 +1,53 @@
+#ifndef __ASM_CRIS_CMPXCHG__
+#define __ASM_CRIS_CMPXCHG__
+
+#include <linux/irqflags.h>
+
+static inline unsigned long __xchg(unsigned long x, volatile void * ptr, int size)
+{
+ /* since Etrax doesn't have any atomic xchg instructions, we need to disable
+ irq's (if enabled) and do it with move.d's */
+ unsigned long flags,temp;
+ local_irq_save(flags); /* save flags, including irq enable bit and shut off irqs */
+ switch (size) {
+ case 1:
+ *((unsigned char *)&temp) = x;
+ x = *(unsigned char *)ptr;
+ *(unsigned char *)ptr = *((unsigned char *)&temp);
+ break;
+ case 2:
+ *((unsigned short *)&temp) = x;
+ x = *(unsigned short *)ptr;
+ *(unsigned short *)ptr = *((unsigned short *)&temp);
+ break;
+ case 4:
+ temp = x;
+ x = *(unsigned long *)ptr;
+ *(unsigned long *)ptr = temp;
+ break;
+ }
+ local_irq_restore(flags); /* restore irq enable bit */
+ return x;
+}
+
+#define xchg(ptr,x) \
+ ((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr))))
+
+#define tas(ptr) (xchg((ptr),1))
+
+#include <asm-generic/cmpxchg-local.h>
+
+/*
+ * cmpxchg_local and cmpxchg64_local are atomic wrt current CPU. Always make
+ * them available.
+ */
+#define cmpxchg_local(ptr, o, n) \
+ ((__typeof__(*(ptr)))__cmpxchg_local_generic((ptr), (unsigned long)(o),\
+ (unsigned long)(n), sizeof(*(ptr))))
+#define cmpxchg64_local(ptr, o, n) __cmpxchg64_local_generic((ptr), (o), (n))
+
+#ifndef CONFIG_SMP
+#include <asm-generic/cmpxchg.h>
+#endif
+
+#endif /* __ASM_CRIS_CMPXCHG__ */
diff --git a/arch/cris/include/asm/exec.h b/arch/cris/include/asm/exec.h
new file mode 100644
index 00000000000..9665dab7e25
--- /dev/null
+++ b/arch/cris/include/asm/exec.h
@@ -0,0 +1,6 @@
+#ifndef __ASM_CRIS_EXEC_H
+#define __ASM_CRIS_EXEC_H
+
+#define arch_align_stack(x) (x)
+
+#endif /* __ASM_CRIS_EXEC_H */
diff --git a/arch/cris/include/asm/processor.h b/arch/cris/include/asm/processor.h
index 3f7248f7a1c..4210d72a666 100644
--- a/arch/cris/include/asm/processor.h
+++ b/arch/cris/include/asm/processor.h
@@ -10,10 +10,10 @@
#ifndef __ASM_CRIS_PROCESSOR_H
#define __ASM_CRIS_PROCESSOR_H
-#include <asm/system.h>
#include <asm/page.h>
#include <asm/ptrace.h>
#include <arch/processor.h>
+#include <arch/system.h>
struct task_struct;
@@ -72,4 +72,13 @@ static inline void release_thread(struct task_struct *dead_task)
#define cpu_relax() barrier()
+/*
+ * disable hlt during certain critical i/o operations
+ */
+#define HAVE_DISABLE_HLT
+void disable_hlt(void);
+void enable_hlt(void);
+
+void default_idle(void);
+
#endif /* __ASM_CRIS_PROCESSOR_H */
diff --git a/arch/cris/include/asm/switch_to.h b/arch/cris/include/asm/switch_to.h
new file mode 100644
index 00000000000..d842e1163ba
--- /dev/null
+++ b/arch/cris/include/asm/switch_to.h
@@ -0,0 +1,12 @@
+#ifndef __ASM_CRIS_SWITCH_TO_H
+#define __ASM_CRIS_SWITCH_TO_H
+
+/* the switch_to macro calls resume, an asm function in entry.S which does the actual
+ * task switching.
+ */
+
+extern struct task_struct *resume(struct task_struct *prev, struct task_struct *next, int);
+#define switch_to(prev,next,last) last = resume(prev,next, \
+ (int)&((struct task_struct *)0)->thread)
+
+#endif /* __ASM_CRIS_SWITCH_TO_H */
diff --git a/arch/cris/include/asm/system.h b/arch/cris/include/asm/system.h
index ea10592f7d7..a7f40578587 100644
--- a/arch/cris/include/asm/system.h
+++ b/arch/cris/include/asm/system.h
@@ -1,89 +1,5 @@
-#ifndef __ASM_CRIS_SYSTEM_H
-#define __ASM_CRIS_SYSTEM_H
-
-#include <linux/irqflags.h>
-#include <arch/system.h>
-
-/* the switch_to macro calls resume, an asm function in entry.S which does the actual
- * task switching.
- */
-
-extern struct task_struct *resume(struct task_struct *prev, struct task_struct *next, int);
-#define switch_to(prev,next,last) last = resume(prev,next, \
- (int)&((struct task_struct *)0)->thread)
-
-#define barrier() __asm__ __volatile__("": : :"memory")
-#define mb() barrier()
-#define rmb() mb()
-#define wmb() mb()
-#define read_barrier_depends() do { } while(0)
-#define set_mb(var, value) do { var = value; mb(); } while (0)
-
-#ifdef CONFIG_SMP
-#define smp_mb() mb()
-#define smp_rmb() rmb()
-#define smp_wmb() wmb()
-#define smp_read_barrier_depends() read_barrier_depends()
-#else
-#define smp_mb() barrier()
-#define smp_rmb() barrier()
-#define smp_wmb() barrier()
-#define smp_read_barrier_depends() do { } while(0)
-#endif
-
-#define iret()
-
-/*
- * disable hlt during certain critical i/o operations
- */
-#define HAVE_DISABLE_HLT
-void disable_hlt(void);
-void enable_hlt(void);
-
-static inline unsigned long __xchg(unsigned long x, volatile void * ptr, int size)
-{
- /* since Etrax doesn't have any atomic xchg instructions, we need to disable
- irq's (if enabled) and do it with move.d's */
- unsigned long flags,temp;
- local_irq_save(flags); /* save flags, including irq enable bit and shut off irqs */
- switch (size) {
- case 1:
- *((unsigned char *)&temp) = x;
- x = *(unsigned char *)ptr;
- *(unsigned char *)ptr = *((unsigned char *)&temp);
- break;
- case 2:
- *((unsigned short *)&temp) = x;
- x = *(unsigned short *)ptr;
- *(unsigned short *)ptr = *((unsigned short *)&temp);
- break;
- case 4:
- temp = x;
- x = *(unsigned long *)ptr;
- *(unsigned long *)ptr = temp;
- break;
- }
- local_irq_restore(flags); /* restore irq enable bit */
- return x;
-}
-
-#include <asm-generic/cmpxchg-local.h>
-
-/*
- * cmpxchg_local and cmpxchg64_local are atomic wrt current CPU. Always make
- * them available.
- */
-#define cmpxchg_local(ptr, o, n) \
- ((__typeof__(*(ptr)))__cmpxchg_local_generic((ptr), (unsigned long)(o),\
- (unsigned long)(n), sizeof(*(ptr))))
-#define cmpxchg64_local(ptr, o, n) __cmpxchg64_local_generic((ptr), (o), (n))
-
-#ifndef CONFIG_SMP
-#include <asm-generic/cmpxchg.h>
-#endif
-
-#define arch_align_stack(x) (x)
-
-void default_idle(void);
-
-#endif
+/* FILE TO BE DELETED. DO NOT ADD STUFF HERE! */
+#include <asm/barrier.h>
+#include <asm/cmpxchg.h>
+#include <asm/exec.h>
+#include <asm/switch_to.h>
diff --git a/arch/cris/kernel/irq.c b/arch/cris/kernel/irq.c
index 788eb224891..d36836dbbc0 100644
--- a/arch/cris/kernel/irq.c
+++ b/arch/cris/kernel/irq.c
@@ -36,6 +36,7 @@
#include <linux/spinlock.h>
#include <asm/io.h>
+#include <arch/system.h>
/* called by the assembler IRQ entry functions defined in irq.h
* to dispatch the interrupts to registered handlers
diff --git a/arch/cris/kernel/process.c b/arch/cris/kernel/process.c
index d8f50ff6fad..891dad85e8b 100644
--- a/arch/cris/kernel/process.c
+++ b/arch/cris/kernel/process.c
@@ -16,7 +16,6 @@
#include <asm/pgtable.h>
#include <asm/uaccess.h>
#include <asm/irq.h>
-#include <asm/system.h>
#include <linux/module.h>
#include <linux/spinlock.h>
#include <linux/init_task.h>
diff --git a/arch/cris/kernel/ptrace.c b/arch/cris/kernel/ptrace.c
index 48b0f391263..d114ad3da9b 100644
--- a/arch/cris/kernel/ptrace.c
+++ b/arch/cris/kernel/ptrace.c
@@ -21,7 +21,6 @@
#include <asm/uaccess.h>
#include <asm/page.h>
#include <asm/pgtable.h>
-#include <asm/system.h>
#include <asm/processor.h>
diff --git a/arch/cris/kernel/setup.c b/arch/cris/kernel/setup.c
index b712f4934c4..32c3d248868 100644
--- a/arch/cris/kernel/setup.c
+++ b/arch/cris/kernel/setup.c
@@ -20,6 +20,7 @@
#include <linux/pfn.h>
#include <linux/cpu.h>
#include <asm/setup.h>
+#include <arch/system.h>
/*
* Setup options
diff --git a/arch/cris/kernel/traps.c b/arch/cris/kernel/traps.c
index 8da53f34c7a..a11ad3229f8 100644
--- a/arch/cris/kernel/traps.c
+++ b/arch/cris/kernel/traps.c
@@ -17,6 +17,7 @@
#include <asm/pgtable.h>
#include <asm/uaccess.h>
+#include <arch/system.h>
extern void arch_enable_nmi(void);
extern void stop_watchdog(void);
diff --git a/arch/cris/mm/fault.c b/arch/cris/mm/fault.c
index 9dcac8ec8fa..b4760d86e1b 100644
--- a/arch/cris/mm/fault.c
+++ b/arch/cris/mm/fault.c
@@ -9,6 +9,7 @@
#include <linux/module.h>
#include <linux/wait.h>
#include <asm/uaccess.h>
+#include <arch/system.h>
extern int find_fixup_code(struct pt_regs *);
extern void die_if_kernel(const char *, struct pt_regs *, long);