/* ** Copyright 2001-2002, Travis Geiselbrecht. All rights reserved. ** Distributed under the terms of the NewOS License. */ #ifndef _NEWOS_KERNEL_ARCH_SH4_CPU_H #define _NEWOS_KERNEL_ARCH_SH4_CPU_H #include #include unsigned int get_fpscr(); unsigned int get_sr(); void sh4_context_switch(unsigned int **old_sp, unsigned int *new_sp); void sh4_function_caller(); void sh4_set_kstack(addr kstack); void sh4_enter_uspace(addr entry, void *args, addr ustack_top); void sh4_set_user_pgdir(addr pgdir); void sh4_invl_page(addr va); #define PAGE_SIZE 4096 #define _BIG_ENDIAN 0 #define _LITTLE_ENDIAN 1 #endif