docs: fix misspelling across the tree

Found a few annoying typos and figured I better run script and
fix anything it can find, here are the results...

Signed-off-by: Anas Nashif <[email protected]>

Author: nashif

CMakeLists.txt

@@ -12,7 +12,7 @@
 # expect to learn how to build the kernel reading this file.
 
 if(NOT DEFINED ZEPHYR_BINARY_DIR)
-  message(FATAL_ERROR "A user error has occured.
+  message(FATAL_ERROR "A user error has occurred.
 cmake was invoked with '${CMAKE_CURRENT_LIST_DIR}' specified as the source directory,
 but it must be invoked with an application source directory,
 such as '${CMAKE_CURRENT_LIST_DIR}/samples/hello_world'.
@@ -39,7 +39,7 @@ project(Zephyr-Kernel VERSION ${PROJECT_VERSION})
 enable_language(C CXX ASM)
 
 # Verify that the toolchain can compile a dummy file, if it is not we
-# won't be able to test for compatiblity with certain C flags.
+# won't be able to test for compatibility with certain C flags.
 check_c_compiler_flag("" toolchain_is_ok)
 assert(toolchain_is_ok "The toolchain is unable to build a dummy C file. See CMakeError.log.")
 

Kconfig.zephyr

@@ -15,7 +15,7 @@ source "modules/Kconfig"
 endmenu
 
 # Include these first so that any properties (e.g. defaults) below can be
-# overriden in *.defconfig files (by defining symbols in multiple locations).
+# overridden in *.defconfig files (by defining symbols in multiple locations).
 # After merging all the symbol definitions, Kconfig picks the first property
 # (e.g. the first default) with a satisfied condition.
 #
@@ -63,7 +63,7 @@ config LINKER_ORPHAN_SECTION_PLACE
 config LINKER_ORPHAN_SECTION_WARN
 	bool "Warn"
 	help
-	  Linker places the orphan sections in ouput and issues
+	  Linker places the orphan sections in output and issues
 	  warning about those sections.
 
 config LINKER_ORPHAN_SECTION_ERROR

arch/Kconfig

@@ -9,7 +9,7 @@
 #
 
 # Include these first so that any properties (e.g. defaults) below can be
-# overriden (by defining symbols in multiple locations)
+# overridden (by defining symbols in multiple locations)
 
 # Note: $ARCH might be a glob pattern
 source "$(ARCH_DIR)/$(ARCH)/Kconfig"

arch/arm/core/cortex_m/prep_c.c

@@ -27,7 +27,7 @@
 /*
  * GCC can detect if memcpy is passed a NULL argument, however one of
  * the cases of relocate_vector_table() it is valid to pass NULL, so we
- * supress the warning for this case.  We need to do this before
+ * suppress the warning for this case.  We need to do this before
  * string.h is included to get the declaration of memcpy.
  */
 #pragma GCC diagnostic push

arch/nios2/core/crt0.S

@@ -134,7 +134,7 @@ SECTION_FUNC(TEXT, __start)
 #endif
 
 	/* TODO if shadow register sets enabled, interate through them to set
-	 * up. Need to clear r0, write gp, set the execption stack pointer
+	 * up. Need to clear r0, write gp, set the exception stack pointer
 	 * GH-1821
 	 */
 

arch/nios2/core/swap.S

@@ -175,7 +175,7 @@ no_unlock:
 SECTION_FUNC(TEXT, z_thread_entry_wrapper)
 	/* This all corresponds to struct init_stack_frame defined in
 	 * thread.c. We need to take this stuff off the stack and put
-	 * it in the apporpriate registers
+	 * it in the appropriate registers
 	 */
 
 	/* Can't return from here, just put NULL in ra */

arch/x86/core/ia32/irq_manage.c

@@ -228,7 +228,7 @@ static void *get_dynamic_stub(int stub_idx)
 	u32_t offset;
 
 	/*
-	 * Because we want the sizes of the stubs to be consisent and minimized,
+	 * Because we want the sizes of the stubs to be consistent and minimized,
 	 * stubs are grouped into blocks, each containing a push and subsequent
 	 * 2-byte jump instruction to the end of the block, which then contains
 	 * a larger jump instruction to common dynamic IRQ handling code

arch/x86/core/ia32/userspace.S

@@ -58,7 +58,7 @@ SECTION_FUNC(TEXT, z_x86_trampoline_to_kernel)
 
 	/* %esp = _kernel->current->stack_info.start
 	 *
-	 * This is the lowest address of the user mode stack, and higest
+	 * This is the lowest address of the user mode stack, and highest
 	 * address of the kernel stack, they are adjacent.
 	 * We want to transplant context here.
 	 */
@@ -166,7 +166,7 @@ SECTION_FUNC(TEXT, z_x86_syscall_entry_stub)
 
 	/* %esp = _kernel->current->stack_info.start
 	 *
-	 * This is the lowest address of the user mode stack, and higest
+	 * This is the lowest address of the user mode stack, and highest
 	 * address of the kernel stack, they are adjacent.
 	 * We want to transplant context here.
 	 */

arch/x86/core/ia32/x86_mmu.c

@@ -133,7 +133,7 @@ int z_arch_buffer_validate(void *addr, size_t size, int write)
 					MMU_PAGE_NUM((char *)addr + size - 1);
 			}
 
-			/* For all the pde's appart from the starting pde,
+			/* For all the pde's apart from the starting pde,
 			 * will have the start pte number as zero.
 			 */
 			if (pde != start_pde_num) {

arch/x86/gen_mmu_x86.py

@@ -245,7 +245,7 @@ def populate_required_structs(self):
 
             # In-case the start address aligns with a page table entry other
             # than zero and the mem_size is greater than (1024*4096) i.e 4MB
-            # in case where it overflows the currenty PDE's range then limit the
+            # in case where it overflows the current PDE's range then limit the
             # PTE to 1024 and so make the mem_size reflect the actual size
             # taken up in the current PDE
             if (size + (pte_valid_addr_start * 4096)) >= \
@@ -277,7 +277,7 @@ def populate_required_structs(self):
 
             # create all the extra PDEs needed to fit the requested size
             # this loop starts from the current pde till the last pde that is
-            # needed the last pde is calcualted as the (start_addr + size) >>
+            # needed the last pde is calculated as the (start_addr + size) >>
             # 22
             if overflow_size != 0:
                 for extra_pdpte in range(pdpte_index,
@@ -488,7 +488,7 @@ def read_mmu_list(mmu_list_data):
                             other_addr, other_end_addr))
                 sys.exit(2)
 
-        # add the retrived info another list
+        # add the retrieved info another list
         regions.append((addr, size, flags))
 
     return (pd_start_addr, regions)