add u-boot sources for danube

SVN-Revision: 11108

1 files changed, 86 insertions, 0 deletions

diff --git a/target/linux/ifxmips/image/u-boot/files/include/boot.h b/target/linux/ifxmips/image/u-boot/files/include/boot.h
new file mode 100644
index 0000000000..8f70ebb43d
--- /dev/null
+++ b/target/linux/ifxmips/image/u-boot/files/include/boot.h
@@ -0,0 +1,86 @@
+#ifndef _BOOT_H
+#define _BOOT_H
+
+/* All this should be defined somewhere in danube.h later... */
+
+#define MPS_SRAM_BASE_ADDRESS   0xBF200000
+#define MPS_SRAM_BOOT_OFFSET    0x1C0
+
+/* Offset for CPU1 (both CPUs have same register set) */
+#define BOOT_BASE_ADDRESS   (MPS_SRAM_BASE_ADDRESS + MPS_SRAM_BOOT_OFFSET)
+#define BOOT_CPU_OFFSET     0x20
+
+
+#ifdef __ASSEMBLY__
+#define BOOT_RVEC		      (BOOT_BASE_ADDRESS + 0x00)
+#define BOOT_NVEC		      (BOOT_BASE_ADDRESS + 0x04)
+#define BOOT_EVEC		      (BOOT_BASE_ADDRESS + 0x08)
+#define BOOT_CP0_CAUSE     (BOOT_BASE_ADDRESS + 0x0C)
+#define BOOT_CP0_EPC	      (BOOT_BASE_ADDRESS + 0x10)
+#define BOOT_CP0_EEPC	   (BOOT_BASE_ADDRESS + 0x14)
+#define BOOT_SIZE        (BOOT_BASE_ADDRESS + 0x18)   /* for CPU1 */
+#define BOOT_RCU_SR        (BOOT_BASE_ADDRESS + 0x18) /* for CPU0 */
+#define BOOT_CFG_STAT	   (BOOT_BASE_ADDRESS + 0x1C)
+#else
+#define BOOT_RVEC(cpu)		(volatile u32*)(BOOT_BASE_ADDRESS + (cpu * BOOT_CPU_OFFSET) + 0x00)
+#define BOOT_NVEC(cpu)		(volatile u32*)(BOOT_BASE_ADDRESS + (cpu * BOOT_CPU_OFFSET) + 0x04)
+#define BOOT_EVEC(cpu)		(volatile u32*)(BOOT_BASE_ADDRESS + (cpu * BOOT_CPU_OFFSET) + 0x08)
+#define BOOT_CP0_STATUS(cpu)	(volatile u32*)(BOOT_BASE_ADDRESS + (cpu * BOOT_CPU_OFFSET) + 0x0C)
+#define BOOT_CP0_EPC(cpu)	(volatile u32*)(BOOT_BASE_ADDRESS + (cpu * BOOT_CPU_OFFSET) + 0x10)
+#define BOOT_CP0_EEPC(cpu)	(volatile u32*)(BOOT_BASE_ADDRESS + (cpu * BOOT_CPU_OFFSET) + 0x14)
+#define BOOT_SIZE(cpu)       (volatile u32*)(BOOT_BASE_ADDRESS + (cpu * BOOT_CPU_OFFSET) + 0x18)    /* for CPU1 */
+#define BOOT_RCU_SR(cpu)       (volatile u32*)(BOOT_BASE_ADDRESS + (cpu * BOOT_CPU_OFFSET) + 0x18)  /* for CPU0 */
+#define BOOT_CFG_STAT(cpu)	(volatile u32*)(BOOT_BASE_ADDRESS + (cpu * BOOT_CPU_OFFSET) + 0x1C)
+#endif
+
+#define BOOT_CFG_NOR   		0x01
+#define BOOT_CFG_MII   		0x02
+#define BOOT_CFG_PCI  		0x03
+#define BOOT_CFG_ASC   		0x04
+#define BOOT_CFG_SFLASH		0x05
+#define BOOT_CFG_NAND  		0x06
+#define BOOT_CFG_RMII   	0x07
+#define BOOT_CFG_TEST   	0x00
+
+#define BOOT_NUM_RETRY  3
+
+#define BOOT_STAT_MASK_ALL     0x0000FFFF
+#define BOOT_STAT_MASK_STAT    0x0000F000
+#define BOOT_STAT_MASK_BERR    0x00000F00
+#define BOOT_STAT_MASK_BSTRAP  0x000000F0
+#define BOOT_STAT_MASK_BMODULE 0x0000000F
+
+#define BOOT_STAT_INIT         0x00000000
+#define BOOT_STAT_BSTRAP       0x00001000
+#define BOOT_STAT_RETRY        0x00002000
+#define BOOT_STAT_START        0x00003000
+#define BOOT_STAT_HALT         0x0000F000
+
+#define BOOT_ERR_NO_RVEC       0x00000100
+#define BOOT_ERR_NO_NVEC       0x00000200
+#define BOOT_ERR_NO_EVEC       0x00000300
+#define BOOT_ERR_BSTRAP        0x00000400
+#define BOOT_ERR_EXC           0x00000800
+
+#ifndef __ASSEMBLY__
+void boot_set_status( u32 status, u32 mask);
+void boot_set_config( u32 config);
+void boot_set_rvec( u32 vector);
+void boot_set_size( u32 size);
+void boot_sdbg( u8* string, u32 value);
+void boot_error( u32 berr);
+int boot_from_ebu(void);
+void _boot_rvec(void);
+typedef struct
+{
+	u32   cpu;              /** CPU number */
+	u32   config;           /** Boot configuration */
+   u32   endian;           /** CPU endianess */
+   u32   debug;            /** Debug mode */
+	u32	(*exit)(void);	   /** application vector */
+} boot_data;
+
+extern boot_data bootrom;
+#endif
+
+#endif /* #ifdef _BOOT_H */