/* orpsocrefdesign.S -- Support for the orpsoc reference design. * * Copyright (c) 2011 Authors * * Contributor Julius Baxter <juliusbaxter@gmail.com> * * The authors hereby grant permission to use, copy, modify, distribute, * and license this software and its documentation for any purpose, provided * that existing copyright notices are retained in all copies and that this * notice is included verbatim in any distributions. No written agreement, * license, or royalty fee is required for any of the authorized uses. * Modifications to this software may be copyrighted by their authors * and need not follow the licensing terms described here, provided that * the new terms are clearly indicated on the first page of each file where * they apply. */ #include "../include/or1k-asm.h" #include "../include/or1k-nop.h" /* * Define symbols to be used during startup - file is linked at compile time * */ .weak _or1k_board_mem_base .weak _or1k_board_mem_size .weak _or1k_board_clk_freq _or1k_board_mem_base: .long 0x0 _or1k_board_mem_size: .long 0x800000 _or1k_board_clk_freq: .long 50000000 /* Peripheral information - Set base to 0 if not present*/ .weak _or1k_board_uart_base .weak _or1k_board_uart_baud .weak _or1k_board_uart_IRQ _or1k_board_uart_base: .long 0 _or1k_board_uart_baud: .long 115200 _or1k_board_uart_IRQ: .long 2 .weak _or1k_board_exit _or1k_board_exit: l.nop OR1K_NOP_K_EXIT_QUIET .Lexitloop: OR1K_DELAYED_NOP(l.j .Lexitloop) .global _or1k_board_init_early _or1k_board_init_early: OR1K_DELAYED_NOP(l.jr r9) .weak _or1k_board_init _or1k_board_init: OR1K_DELAYED_NOP(l.jr r9)