82 lines
		
	
	
	
		
			3.9 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			82 lines
		
	
	
	
		
			3.9 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /* Copyright (C) 2011 Circuits At Home, LTD. All rights reserved.
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| 
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| This software may be distributed and modified under the terms of the GNU
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| General Public License version 2 (GPL2) as published by the Free Software
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| Foundation and appearing in the file GPL2.TXT included in the packaging of
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| this file. Please note that GPL2 Section 2[b] requires that all works based
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| on this software must also be made publicly available under the terms of
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| the GPL2 ("Copyleft").
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| 
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| Contact information
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| -------------------
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| 
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| Circuits At Home, LTD
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| Web      :  http://www.circuitsathome.com
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| e-mail   :  support@circuitsathome.com
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|  */
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| 
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| #if !defined(_usb_h_) || defined(MACROS_H)
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| #error "Never include macros.h directly; include Usb.h instead"
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| #else
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| #define MACROS_H
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| 
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| ////////////////////////////////////////////////////////////////////////////////
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| // HANDY MACROS
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| ////////////////////////////////////////////////////////////////////////////////
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| 
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| #define VALUE_BETWEEN(v,l,h) (((v)>(l)) && ((v)<(h)))
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| #define VALUE_WITHIN(v,l,h) (((v)>=(l)) && ((v)<=(h)))
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| #define output_pgm_message(wa,fp,mp,el) wa = &mp, fp((char *)pgm_read_pointer(wa), el)
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| #define output_if_between(v,l,h,wa,fp,mp,el) if(VALUE_BETWEEN(v,l,h)) output_pgm_message(wa,fp,mp[v-(l+1)],el);
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| 
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| #define SWAP(a, b) (((a) ^= (b)), ((b) ^= (a)), ((a) ^= (b)))
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| #ifndef __BYTE_GRABBING_DEFINED__
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| #define __BYTE_GRABBING_DEFINED__ 1
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| #ifdef BROKEN_OPTIMIZER_LITTLE_ENDIAN
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| // Note: Use this if your compiler generates horrible assembler!
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| #define BGRAB0(__usi__)  (((uint8_t *)&(__usi__))[0])
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| #define BGRAB1(__usi__)  (((uint8_t *)&(__usi__))[1])
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| #define BGRAB2(__usi__)  (((uint8_t *)&(__usi__))[2])
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| #define BGRAB3(__usi__)  (((uint8_t *)&(__usi__))[3])
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| #define BGRAB4(__usi__)  (((uint8_t *)&(__usi__))[4])
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| #define BGRAB5(__usi__)  (((uint8_t *)&(__usi__))[5])
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| #define BGRAB6(__usi__)  (((uint8_t *)&(__usi__))[6])
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| #define BGRAB7(__usi__)  (((uint8_t *)&(__usi__))[7])
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| #else
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| // Note: The cast alone to uint8_t is actually enough.
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| // GCC throws out the "& 0xff", and the size is no different.
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| // Some compilers need it.
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| #define BGRAB0(__usi__)  ((uint8_t)((__usi__) & 0xff ))
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| #define BGRAB1(__usi__)  ((uint8_t)(((__usi__) >> 8) & 0xff))
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| #define BGRAB2(__usi__)  ((uint8_t)(((__usi__) >> 16) & 0xff))
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| #define BGRAB3(__usi__)  ((uint8_t)(((__usi__) >> 24) & 0xff))
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| #define BGRAB4(__usi__)  ((uint8_t)(((__usi__) >> 32) & 0xff))
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| #define BGRAB5(__usi__)  ((uint8_t)(((__usi__) >> 40) & 0xff))
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| #define BGRAB6(__usi__)  ((uint8_t)(((__usi__) >> 48) & 0xff))
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| #define BGRAB7(__usi__)  ((uint8_t)(((__usi__) >> 56) & 0xff))
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| #endif
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| #define BOVER1(__usi__)  ((uint16_t)(__usi__) << 8)
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| #define BOVER2(__usi__)  ((uint32_t)(__usi__) << 16)
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| #define BOVER3(__usi__)  ((uint32_t)(__usi__) << 24)
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| #define BOVER4(__usi__)  ((uint64_t)(__usi__) << 32)
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| #define BOVER5(__usi__)  ((uint64_t)(__usi__) << 40)
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| #define BOVER6(__usi__)  ((uint64_t)(__usi__) << 48)
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| #define BOVER7(__usi__)  ((uint64_t)(__usi__) << 56)
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| 
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| // These are the smallest and fastest ways I have found so far in pure C/C++.
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| #define BMAKE16(__usc1__,__usc0__) ((uint16_t)((uint16_t)(__usc0__) | (uint16_t)BOVER1(__usc1__)))
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| #define BMAKE32(__usc3__,__usc2__,__usc1__,__usc0__) ((uint32_t)((uint32_t)(__usc0__) | (uint32_t)BOVER1(__usc1__) | (uint32_t)BOVER2(__usc2__) | (uint32_t)BOVER3(__usc3__)))
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| #define BMAKE64(__usc7__,__usc6__,__usc5__,__usc4__,__usc3__,__usc2__,__usc1__,__usc0__) ((uint64_t)((uint64_t)__usc0__ | (uint64_t)BOVER1(__usc1__) | (uint64_t)BOVER2(__usc2__) | (uint64_t)BOVER3(__usc3__) | (uint64_t)BOVER4(__usc4__) | (uint64_t)BOVER5(__usc5__) | (uint64_t)BOVER6(__usc6__) | (uint64_t)BOVER1(__usc7__)))
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| #endif
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| 
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| /*
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|  * Debug macros: Strings are stored in progmem (flash) instead of RAM.
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|  */
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| #define USBTRACE(s) (Notify(PSTR(s), 0x80))
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| #define USBTRACE1(s,l) (Notify(PSTR(s), l))
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| #define USBTRACE2(s,r) (Notify(PSTR(s), 0x80), D_PrintHex((r), 0x80), Notify(PSTR("\r\n"), 0x80))
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| #define USBTRACE3(s,r,l) (Notify(PSTR(s), l), D_PrintHex((r), l), Notify(PSTR("\r\n"), l))
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| 
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| 
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| #endif /* MACROS_H */
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| 
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