Das U-Boot: Universal Boot Loader

diff --git a/board/w7o/w7o.h b/board/w7o/w7o.h
new file mode 100644 (file)
index 0000000..f0af2d6
--- /dev/null
+++ b/board/w7o/w7o.h
@@ -0,0 +1,93 @@
+/*
+ * (C) Copyright 2001
+ * Erik Theisen, Wave 7 Optics, etheisen@mindspring.com.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program 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 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program 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 this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#ifndef _W7O_H_
+#define _W7O_H_
+#include <config.h>
+
+/* IBM 405GP PowerPC GPIO registers */
+#define IBM405GP_GPIO0_OR      0xef600700L     /* GPIO Output */
+#define IBM405GP_GPIO0_TCR     0xef600704L     /* GPIO Three-State Control */
+#define IBM405GP_GPIO0_ODR     0xef600718L     /* GPIO Open Drain */
+#define IBM405GP_GPIO0_IR      0xef60071cL     /* GPIO Input */
+
+/* IBM 405GP DCRs */
+#define CPC0_CR0               0xb1            /* Chip control register 0 */
+
+/* LMG FPGA <=> CPU GPIO signals */
+#define LMG_XCV_INIT           0x10000000L
+#define LMG_XCV_PROG           0x04000000L
+#define LMG_XCV_DONE           0x00400000L
+#define LMG_XCV_CNFG_0         0x08000000L
+#define LMG_XCV_IRQ_0          0x0L
+
+/* LMC FPGA <=> CPU GPIO signals */
+#define LMC_XCV_INIT           0x00800000L
+#define LMC_XCV_PROG           0x40000000L
+#define LMC_XCV_DONE           0x01000000L
+#define LMC_XCV_CNFG_0         0x00004000L     /* Shared with IRQ 0 */
+#define LMC_XCV_CNFG_1         0x00002000L     /* Shared with IRQ 1 */
+#define LMC_XCV_CNFG_2         0x00001000L     /* Shared with IRQ 2 */
+#define LMC_XCV_IRQ_0          0x00080000L     /* Shared with GPIO 17 */
+#define LMC_XCV_IRQ_1          0x00040000L     /* Shared with GPIO 18 */
+#define LMC_XCV_IRQ_3          0x00020000L     /* Shared tiwht GPIO 19 */
+
+
+/*
+ * Setup FPGA <=> GPIO mappings
+ */
+#if defined(CONFIG_W7OLMG)
+# define GPIO_XCV_INIT         LMG_XCV_INIT
+# define GPIO_XCV_PROG         LMG_XCV_PROG
+# define GPIO_XCV_DONE         LMG_XCV_DONE
+# define GPIO_XCV_CNFG         LMG_XCV_CNFG_0
+# define GPIO_XCV_IRQ          LMG_XCV_IRQ_0
+# define GPIO_GPIO_1           0x40000000L
+# define GPIO_GPIO_6           0x02000000L
+# define GPIO_GPIO_7           0x01000000L
+# define GPIO_GPIO_8           0x00800000L
+#elif defined(CONFIG_W7OLMC)
+# define GPIO_XCV_INIT         LMC_XCV_INIT
+# define GPIO_XCV_PROG         LMC_XCV_PROG
+# define GPIO_XCV_DONE         LMC_XCV_DONE
+# define GPIO_XCV_CNFG         LMC_XCV_CNFG_0
+# define GPIO_XCV_IRQ          LMC_XCV_IRQ_0
+#else
+# error "Unknown W7O board configuration"
+#endif
+
+/* Power On Self Tests */
+extern void post2(void);
+extern int test_led(void);
+extern int test_sdram(unsigned long size);
+extern void test_fpga(unsigned short *daddr);
+
+/* FGPA */
+extern int init_fpga(void);
+
+/* Misc */
+extern int temp_uart_init(void);
+extern void init_fsboot(void);
+
+#endif /* _W7O_H_ */
+