diff options
Diffstat (limited to 'nuttx/arch/z80/src/ez80/chip.h')
-rw-r--r-- | nuttx/arch/z80/src/ez80/chip.h | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/nuttx/arch/z80/src/ez80/chip.h b/nuttx/arch/z80/src/ez80/chip.h new file mode 100644 index 000000000..18a2c62cd --- /dev/null +++ b/nuttx/arch/z80/src/ez80/chip.h @@ -0,0 +1,100 @@ +/************************************************************************************ + * arch/z80/src/ez80/chip.h + * arch/z80/src/chip/chip.h + * + * Copyright (C) 2008 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <spudmonkey@racsa.co.cr> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ************************************************************************************/ + +#ifndef __EZ80_CHIP_H +#define __EZ80_CHIP_H + +/************************************************************************************ + * Included Files + ************************************************************************************/ + +/************************************************************************************ + * Definitions + ************************************************************************************/ + +/* Hexadecimal Representation *******************************************************/ + +#ifdef __ASSEMBLY__ +# define _HX(h) %##h +#else +# define _HX(h) 0x##h +#endif + +/* Memory Map */ +/* Special Function Registers ******************************************************* + */ + +/* Timer Register Bit Definitions ***************************************************/ + + +/* UART Register Offsets *************************************************************/ + +/* UART0/1 Base Register Addresses **************************************************/ + +/* UART Register Bit Definitions ****************************************************/ + +/* Register access macros ***********************************************************/ + +#ifndef __ASSEMBLY__ + +# define getreg8(a) (*(volatile ubyte *)(a)) +# define putreg8(v,a) (*(volatile ubyte *)(a) = (v)) +# define getreg32(a) (*(volatile uint32 *)(a)) +# define putreg32(v,a) (*(volatile uint32 *)(a) = (v)) +# define getreg(a) getreg16(1) +# define putreg(v,a) putreg16(v,a) + +#endif + +/************************************************************************************ + * Public Function Prototypes + ************************************************************************************/ + +#ifndef __ASSEMBLY__ +#ifdef __cplusplus +#define EXTERN extern "C" +extern "C" { +#else +#define EXTERN extern +#endif + +#undef EXTERN +#ifdef __cplusplus +} +#endif +#endif + +#endif /* __EZ80_CHIP_H */ |