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