diff options
Diffstat (limited to 'stm-sdram.h')
-rw-r--r-- | stm-sdram.h | 95 |
1 files changed, 46 insertions, 49 deletions
diff --git a/stm-sdram.h b/stm-sdram.h index 8307ed3..88a7086 100644 --- a/stm-sdram.h +++ b/stm-sdram.h @@ -1,49 +1,46 @@ -/*
- * stm-sdram.h
- * -----------
- * Functions and defines concerning the 2x512 Mbit SDRAM working memory.
- *
- * Copyright (c) 2016, NORDUnet A/S All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- * - Redistributions of source code must retain the above copyright notice,
- * this list of conditions and the following disclaimer.
- *
- * - 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.
- *
- * - Neither the name of the NORDUnet 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
- * HOLDER 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 __STM32_SDRAM_H
-#define __STM32_SDRAM_H
-
-/* Base Addresses */
-#define SDRAM_BASEADDR_CHIP1 ((uint32_t *)0xC0000000)
-#define SDRAM_BASEADDR_CHIP2 ((uint32_t *)0xD0000000)
-
-/* Memory Size, 64 MBytes (512 Mbits) */
-#define SDRAM_SIZE 0x4000000
-
-extern SDRAM_HandleTypeDef hsdram1;
-extern SDRAM_HandleTypeDef hsdram2;
-
-extern HAL_StatusTypeDef sdram_init(void);
-
-#endif
+/* + * stm-sdram.h + * ----------- + * Functions and defines concerning the 2x512 Mbit SDRAM working memory. + * + * Copyright (c) 2016, NORDUnet A/S All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * - Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * + * - 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. + * + * - Neither the name of the NORDUnet 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 + * HOLDER 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 __STM32_SDRAM_H +#define __STM32_SDRAM_H + +/* Base Addresses */ +#define SDRAM_BASEADDR_CHIP1 ((uint32_t *)0xC0000000) +#define SDRAM_BASEADDR_CHIP2 ((uint32_t *)0xD0000000) + +/* Memory Size, 64 MBytes (512 Mbits) */ +#define SDRAM_SIZE 0x4000000 + +extern void sdram_init(void); + +#endif |