Remove exra whitespace from files (#189)

* Remove multiple newlines at the end of files
* Remove the whitespace from the end of lines

arch/x86/include/.gitignore

@@ -1,3 +1,2 @@
 /chip
 /board
-

arch/x86/include/README.txt

@@ -26,6 +26,3 @@ specific directories.
 
 qemu
   This is the implementation of NuttX on the QEMU x86 simulation.
-
-
-

arch/x86/include/i486/arch.h

@@ -451,4 +451,3 @@ void idt_flush(uint32_t idt_addr);
 
 #endif /* __ASSEMBLY__ */
 #endif /* __ARCH_X86_INCLUDE_I486_ARCH_H */
-

arch/x86/include/i486/irq.h

@@ -297,4 +297,3 @@ extern "C"
 
 #endif /* __ASSEMBLY__ */
 #endif /* __ARCH_X86_INCLUDE_I486_IRQ_H */
-

arch/x86/include/i486/syscall.h

@@ -135,4 +135,3 @@ static inline uintptr_t sys_call5(unsigned int nbr, uintptr_t parm1,
 #endif
 
 #endif /* __ARCH_X86_INCLUDE_I486_SYSCALL_H */
-

arch/x86/include/io.h

@@ -84,4 +84,3 @@ extern "C"
 #endif
 
 #endif /* __ARCH_X86_INCLUDE_IO_H */
-

arch/x86/include/irq.h

@@ -96,4 +96,3 @@ extern "C"
 #endif
 
 #endif /* __ARCH_X86_INCLUDE_IRQ_H */
-

arch/x86/include/qemu/arch.h

@@ -78,4 +78,3 @@ extern "C"
 #endif
 
 #endif /* __ARCH_X86_INCLUDE_QEMU_ARCH_H */
-

arch/x86/include/qemu/irq.h

@@ -78,4 +78,3 @@ extern "C"
 #endif
 
 #endif /* __ARCH_X86_INCLUDE_QEMU_IRQ_H */
-

arch/x86/include/syscall.h

@@ -86,4 +86,3 @@ extern "C"
 #endif
 
 #endif /* __ARCH_X86_INCLUDE_SYSCALL_H */
-

arch/x86/src/common/up_copystate.c

@@ -79,4 +79,3 @@ void up_copystate(uint32_t *dest, uint32_t *src)
       *dest++ = *src++;
     }
 }
-

arch/x86/src/common/up_exit.c

@@ -188,4 +188,3 @@ void _exit(int status)
 
   up_fullcontextrestore(tcb->xcp.regs);
 }
-

arch/x86/src/i486/up_initialstate.c

@@ -123,4 +123,3 @@ void up_initial_state(struct tcb_s *tcb)
   xcp->regs[REG_EFLAGS]  = X86_FLAGS_IF;
 #endif
 }
-

arch/x86/src/i486/up_stackframe.c

@@ -139,4 +139,3 @@ FAR void *up_stack_frame(FAR struct tcb_s *tcb, size_t frame_size)
 
   return (FAR void *)(topaddr + sizeof(uint32_t));
 }
-

arch/x86/src/qemu/Make.defs

@@ -68,4 +68,3 @@ endif
 ifeq ($(CONFIG_QEMU_VGA),y)
 CHIP_CSRCS += qemu_vga.c
 endif
-

arch/x86/src/qemu/qemu_handlers.c

@@ -224,4 +224,3 @@ uint32_t *irq_handler(uint32_t *regs)
   return ret;
 #endif
 }
-

arch/x86/src/qemu/qemu_idle.c

@@ -85,4 +85,3 @@ void up_idle(void)
 
 #endif
 }
-

arch/x86/src/qemu/qemu_lowputc.c

@@ -101,4 +101,3 @@ void up_lowputc(char ch)
 
   outb(ch, COM1_PORT+COM_THR);
 }
-

arch/x86/src/qemu/qemu_lowsetup.c

@@ -137,4 +137,3 @@ void up_lowsetup(void)
 
   x86_boardinitialize();
 }
-