Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / arch / mips / cavium-octeon / octeon_boot.h

diff --git a/kernel/arch/mips/cavium-octeon/octeon_boot.h b/kernel/arch/mips/cavium-octeon/octeon_boot.h
new file mode 100644 (file)
index 0000000..a6ce7c4
--- /dev/null
+++ b/kernel/arch/mips/cavium-octeon/octeon_boot.h
@@ -0,0 +1,95 @@
+/*
+ * (C) Copyright 2004, 2005 Cavium Networks
+ *
+ * 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 __OCTEON_BOOT_H__
+#define __OCTEON_BOOT_H__
+
+#include <linux/types.h>
+
+struct boot_init_vector {
+       /* First stage address - in ram instead of flash */
+       uint64_t code_addr;
+       /* Setup code for application, NOT application entry point */
+       uint32_t app_start_func_addr;
+       /* k0 is used for global data - needs to be passed to other cores */
+       uint32_t k0_val;
+       /* Address of boot info block structure */
+       uint64_t boot_info_addr;
+       uint32_t flags;         /* flags */
+       uint32_t pad;
+};
+
+/* similar to bootloader's linux_app_boot_info but without global data */
+struct linux_app_boot_info {
+#ifdef __BIG_ENDIAN_BITFIELD
+       uint32_t labi_signature;
+       uint32_t start_core0_addr;
+       uint32_t avail_coremask;
+       uint32_t pci_console_active;
+       uint32_t icache_prefetch_disable;
+       uint32_t padding;
+       uint64_t InitTLBStart_addr;
+       uint32_t start_app_addr;
+       uint32_t cur_exception_base;
+       uint32_t no_mark_private_data;
+       uint32_t compact_flash_common_base_addr;
+       uint32_t compact_flash_attribute_base_addr;
+       uint32_t led_display_base_addr;
+#else
+       uint32_t start_core0_addr;
+       uint32_t labi_signature;
+
+       uint32_t pci_console_active;
+       uint32_t avail_coremask;
+
+       uint32_t padding;
+       uint32_t icache_prefetch_disable;
+
+       uint64_t InitTLBStart_addr;
+
+       uint32_t cur_exception_base;
+       uint32_t start_app_addr;
+
+       uint32_t compact_flash_common_base_addr;
+       uint32_t no_mark_private_data;
+
+       uint32_t led_display_base_addr;
+       uint32_t compact_flash_attribute_base_addr;
+#endif
+};
+
+/* If not to copy a lot of bootloader's structures
+   here is only offset of requested member */
+#define AVAIL_COREMASK_OFFSET_IN_LINUX_APP_BOOT_BLOCK   0x765c
+
+/* hardcoded in bootloader */
+#define         LABI_ADDR_IN_BOOTLOADER                         0x700
+
+#define LINUX_APP_BOOT_BLOCK_NAME "linux-app-boot"
+
+#define LABI_SIGNATURE 0xAABBCC01
+
+/*  from uboot-headers/octeon_mem_map.h */
+#define EXCEPTION_BASE_INCR    (4 * 1024)
+                              /* Increment size for exception base addresses (4k minimum) */
+#define EXCEPTION_BASE_BASE    0
+#define BOOTLOADER_PRIV_DATA_BASE      (EXCEPTION_BASE_BASE + 0x800)
+#define BOOTLOADER_BOOT_VECTOR         (BOOTLOADER_PRIV_DATA_BASE)
+
+#endif /* __OCTEON_BOOT_H__ */