first steps to make Makefile machine independent

BaS_gcc/include/firebee.h

@@ -1,8 +1,37 @@
 #ifndef _FIREBEE_H_
 #define _FIREBEE_H_
 
+/*
+ * firebee.h
+ *
+ * preprocessor definitions for the Firebee machine. This file should contain nothing but preprocessor
+ * definition that evaluate to numbers. It is intended for use in C sources as well as in linker control
+ * files, so care must be taken to not break the syntax of either one.
+ * 
+ * This file is part of BaS_gcc.
+ *
+ * BaS_gcc is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * BaS_gcc is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with BaS_gcc.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ *  Created on: 26.02.2013
+ *      Author: Markus Fröschle
+ */
+
 #define BOOTFLASH_BASE_ADDRESS	0xE0000000
 #define BOOTFLASH_SIZE			0x800000
 #define BOOTFLASH_BAM			(BOOTFLASH_SIZE - 1)
 
+#define SDRAM_START				0x00000000	/* start at address 0 */
+#define SDRAM_SIZE				0x20000000	/* 512 kb on the Firebee */
+
 #endif /* _FIREBEE_H_ */