61 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			ArmAsm
		
	
	
	
			
		
		
	
	
			61 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			ArmAsm
		
	
	
	
| /* tmpl.S -- Template for new boards.
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|  *
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|  * Copyright (c) 2014 Authors
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|  *
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|  * Contributor Stefan Wallentowitz <stefan.wallentowitz@saunalahti.fi>
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|  *
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|  * The authors hereby grant permission to use, copy, modify, distribute,
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|  * and license this software and its documentation for any purpose, provided
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|  * that existing copyright notices are retained in all copies and that this
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|  * notice is included verbatim in any distributions. No written agreement,
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|  * license, or royalty fee is required for any of the authorized uses.
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|  * Modifications to this software may be copyrighted by their authors
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|  * and need not follow the licensing terms described here, provided that
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|  * the new terms are clearly indicated on the first page of each file where
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|  * they apply.
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|  */
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| 
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| #include "../include/or1k-asm.h"
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| #include "../include/or1k-nop.h"
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| 
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| /*
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|  * Define symbols to be used during startup - file is linked at compile time
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|  *
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|  */
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| .weak _or1k_board_mem_base
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| .weak _or1k_board_mem_size
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| .weak _or1k_board_clk_freq
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| 
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| // TODO: set memory base here
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| _or1k_board_mem_base:	.long	0x0
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| // TODO: set memory size here
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| _or1k_board_mem_size:	.long	0x0
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| 
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| // TODO: set board clock frequency here
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| _or1k_board_clk_freq:	.long	50000000
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| 
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| // TODO: UART configuration
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| .weak _or1k_board_uart_base
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| .weak _or1k_board_uart_baud
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| .weak _or1k_board_uart_IRQ
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| _or1k_board_uart_base:	.long	0x0
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| _or1k_board_uart_baud:	.long	0
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| _or1k_board_uart_IRQ:	.long	0
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| 
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| // TODO: Board exit function, default: loop
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| .weak _or1k_board_exit
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| _or1k_board_exit:
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| 	l.nop OR1K_NOP_EXIT_SILENT
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| .Lexitloop:
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| 	OR1K_DELAYED_NOP(l.j .Lexitloop)
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| 
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| // TODO: Early initialization (if really needed!)
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| .global _or1k_board_init_early
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| _or1k_board_init_early:
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| 	OR1K_DELAYED_NOP(l.jr r9)
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| 
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| // TODO: Board initialization
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| .weak _or1k_board_init
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| _or1k_board_init:
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| 	OR1K_DELAYED_NOP(l.jr r9)
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