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Diffstat (limited to 'nuttx/arch/hc/src/mc9s12ne64/mc9s12ne64_internal.h')
-rwxr-xr-x | nuttx/arch/hc/src/mc9s12ne64/mc9s12ne64_internal.h | 145 |
1 files changed, 145 insertions, 0 deletions
diff --git a/nuttx/arch/hc/src/mc9s12ne64/mc9s12ne64_internal.h b/nuttx/arch/hc/src/mc9s12ne64/mc9s12ne64_internal.h new file mode 100755 index 000000000..1db25a19b --- /dev/null +++ b/nuttx/arch/hc/src/mc9s12ne64/mc9s12ne64_internal.h @@ -0,0 +1,145 @@ +/************************************************************************************ + * arch/hc/src/mc9s12ne64/mc9x12ne64_internal.h + * + * Copyright (C) 2009 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 __ARCH_HC_SRC_MC9S12NE64_MC9S12NE64_INTERNAL_H +#define __ARCH_HC_SRC_MC9S12NE64_MC9S12NE64_INTERNAL_H + +/************************************************************************************ + * Included Files + ************************************************************************************/ + +#include <nuttx/config.h> +#include <sys/types.h> + +#include "up_internal.h" +#include "chip.h" + +/************************************************************************************ + * Definitions + ************************************************************************************/ + +/* Configuration ********************************************************************/ + +/* User-Accessible utility subroutines provided by the serial monitor */ + +#define PutChar 0xfee6 /* Sends the character in A out SCI0 */ +#define GetChar 0xfee9 /* Return character received from SCIO in A */ +#define EraseAllCmd 0xfeec /* Erase all flash (except bootloader) */ +#define DoOnStack 0xfeef /* Copy to stack and execute from RAM */ +#define WriteD2IX 0xfef2 /* Write the data in D (word) to the address in IX. + * The location may be RAM, FLASH, EEPROM, or a register */ + +/************************************************************************************ + * Inline Functions + ************************************************************************************/ + +#ifndef __ASSEMBLY__ + +/************************************************************************************ + * Public Data + ************************************************************************************/ + +#undef EXTERN +#if defined(__cplusplus) +#define EXTERN extern "C" +extern "C" { +#else +#define EXTERN extern +#endif + +/************************************************************************************ + * Public Function Prototypes + ************************************************************************************/ + +/************************************************************************************ + * Function: hcs12_ethinitialize + * + * Description: + * Initialize the Ethernet driver for one interface. If the STM32 chip + * supports multiple Ethernet controllers, then bould specific logic + * must implement up_netinitialize() and call this function to initialize + * the desiresed interfaces. + * + * Parameters: + * None + * + * Returned Value: + * OK on success; Negated errno on failure. + * + * Assumptions: + * + ************************************************************************************/ + +#if STM32_NTHERNET > 1 +EXTERN int hcs12_ethinitialize(int intf); +#endif + +/************************************************************************************ + * Name: hcs12_spiselect and hcs12_spistatus + * + * Description: + * The external functions, hcs12_spiselect and hcs12_spistatus must be + * provided by board-specific logic. They are implementations of the select + * and status methods of the SPI interface defined by struct spi_ops_s (see + * include/nuttx/spi.h). All other methods (including up_spiinitialize()) + * are provided by common STM32 logic. To use this common SPI logic on your + * board: + * + * 1. Provide logic in hcs12_boardinitialize() to configure SPI chip select + * pins. + * 2. Provide hcs12_spiselect() and hcs12_spistatus() functions in your + * board-specific logic. These functions will perform chip selection and + * status operations using GPIOs in the way your board is configured. + * 3. Add a calls to up_spiinitialize() in your low level application + * initialization logic + * 4. The handle returned by up_spiinitialize() may then be used to bind the + * SPI driver to higher level logic (e.g., calling + * mmcsd_spislotinitialize(), for example, will bind the SPI driver to + * the SPI MMC/SD driver). + * + ************************************************************************************/ + +struct spi_dev_s; +enum spi_dev_e; +EXTERN void hcs12_spiselect(FAR struct spi_dev_s *dev, enum spi_dev_e devid, boolean selected); +EXTERN ubyte hcs12_spistatus(FAR struct spi_dev_s *dev, enum spi_dev_e devid); + +#undef EXTERN +#if defined(__cplusplus) +} +#endif + +#endif /* __ASSEMBLY__ */ +#endif /* __ARCH_HC_SRC_MC9S12NE64_MC9S12NE64_INTERNAL_H */ |