armv8: cavium: Add an implementation of ATF calling functions

This commit adds functions issuing calls to the product-specific ATF
services

Signed-off-by: Sergey Temerkhanov <s.temerkhanov@gmail.com>
Signed-off-by: Radha Mohan Chintakuntla <rchintakuntla@cavium.com>

4 files changed, 117 insertions, 0 deletions

diff --git a/include/cavium/atf.h b/include/cavium/atf.h
new file mode 100644
index 0000000000..0a53c2f1de
--- /dev/null
+++ b/include/cavium/atf.h
@@ -0,0 +1,22 @@
+/**
+ * (C) Copyright 2014, Cavium Inc.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+**/
+#ifndef __ATF_H__
+#define __ATF_H__
+#include <cavium/atf_part.h>
+
+ssize_t atf_read_mmc(uintptr_t offset, void *buffer, size_t size);
+ssize_t atf_read_nor(uintptr_t offset, void *buffer, size_t size);
+ssize_t atf_get_pcount(void);
+ssize_t atf_get_part(struct storage_partition *part, unsigned int index);
+ssize_t atf_erase_nor(uintptr_t offset, size_t size);
+ssize_t atf_write_nor(uintptr_t offset, const void *buffer, size_t size);
+ssize_t atf_write_mmc(uintptr_t offset, const void *buffer, size_t size);
+ssize_t atf_dram_size(unsigned int node);
+ssize_t atf_node_count(void);
+ssize_t atf_env_count(void);
+ssize_t atf_env_string(size_t index, char *str);
+
+#endif
diff --git a/include/cavium/atf_part.h b/include/cavium/atf_part.h
new file mode 100644
index 0000000000..182f6f4b88
--- /dev/null
+++ b/include/cavium/atf_part.h
@@ -0,0 +1,26 @@
+/**
+ * (C) Copyright 2014, Cavium Inc.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+**/
+
+#ifndef __ATF_PART_H__
+#define __ATF_PART_H__
+
+struct storage_partition {
+	unsigned int type;
+	unsigned int size;
+	unsigned long offset;
+};
+
+enum {
+	PARTITION_NBL1FW_REST = 0,
+	PARTITION_BL2_BL31 = 1,
+	PARTITION_UBOOT = 2,
+	PARTITION_UEFI = 2,
+	PARTITION_KERNEL = 3,
+	PARTITION_DEVICE_TREE = 4,
+	PARTITION_LAST,
+};
+
+#endif
diff --git a/include/cavium/thunderx_svc.h b/include/cavium/thunderx_svc.h
new file mode 100644
index 0000000000..416ce3cfec
--- /dev/null
+++ b/include/cavium/thunderx_svc.h
@@ -0,0 +1,67 @@
+/**
+ * (C) Copyright 2014, Cavium Inc.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+**/
+
+#ifndef __THUNDERX_SVC_H__
+#define __THUNDERX_SVC_H__
+
+/* SMC function IDs for general purpose queries */
+
+#define THUNDERX_SVC_CALL_COUNT		0x4300ff00
+#define THUNDERX_SVC_UID		0x4300ff01
+
+#define THUNDERX_SVC_VERSION		0x4300ff03
+
+#define ARM_STD_SVC_VERSION		0x8400ff03
+
+/* ThunderX Service Calls version numbers */
+#define THUNDERX_VERSION_MAJOR	0x0
+#define THUNDERX_VERSION_MINOR	0x1
+
+#define THUNDERX_MMC_READ		0x43000101
+/* x1 - block address
+ * x2 - size
+ * x3 - buffer address
+ */
+#define THUNDERX_MMC_WRITE		0x43000102
+/* x1 - block address
+ * x2 - size
+ * x3 - buffer address
+ */
+
+#define THUNDERX_NOR_READ		0x43000111
+/* x1 - block address
+ * x2 - size
+ * x3 - buffer address
+ */
+#define THUNDERX_NOR_WRITE		0x43000112
+/* x1 - block address
+ * x2 - size
+ * x3 - buffer address
+ */
+#define THUNDERX_NOR_ERASE		0x43000113
+/* x1 - block address
+ */
+
+#define THUNDERX_PART_COUNT		0x43000201
+#define THUNDERX_GET_PART		0x43000202
+/* x1 - pointer to the buffer
+ * x2 - index
+ */
+
+#define THUNDERX_DRAM_SIZE		0x43000301
+/* x1 - node number
+ */
+
+#define THUNDERX_GTI_SYNC		0x43000401
+
+#define THUNDERX_ENV_COUNT		0x43000501
+#define THUNDERX_ENV_STRING		0x43000502
+/* x1 - index
+ */
+
+#define THUNDERX_NODE_COUNT		0x43000601
+
+#endif /* __THUNDERX_SVC_H__ */
diff --git a/include/configs/thunderx_88xx.h b/include/configs/thunderx_88xx.h
index 9bd26dc7aa..cece4ddbcf 100644
--- a/include/configs/thunderx_88xx.h
+++ b/include/configs/thunderx_88xx.h
@@ -26,6 +26,8 @@
 
 #define CONFIG_SYS_FULL_VA
 
+#define CONFIG_SYS_LOWMEM_BASE		MEM_BASE
+
 #define CONFIG_SYS_MEM_MAP		{{0x000000000000UL, 0x40000000000UL, \
 					  PTL2_MEMTYPE(MT_NORMAL) |	     \
 					  PTL2_BLOCK_NON_SHARE},	     \