1 /* 2 * (C) Copyright 2004, 2005 Cavium Networks 3 * 4 * This program is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU General Public License as 6 * published by the Free Software Foundation; either version 2 of 7 * the License, or (at your option) any later version. 8 * 9 * This program is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * GNU General Public License for more details. 13 * 14 * You should have received a copy of the GNU General Public License 15 * along with this program; if not, write to the Free Software 16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 17 * MA 02111-1307 USA 18 */ 19 20 #ifndef __OCTEON_BOOT_H__ 21 #define __OCTEON_BOOT_H__ 22 23 #include <linux/types.h> 24 25 struct boot_init_vector { 26 /* First stage address - in ram instead of flash */ 27 uint64_t code_addr; 28 /* Setup code for application, NOT application entry point */ 29 uint32_t app_start_func_addr; 30 /* k0 is used for global data - needs to be passed to other cores */ 31 uint32_t k0_val; 32 /* Address of boot info block structure */ 33 uint64_t boot_info_addr; 34 uint32_t flags; /* flags */ 35 uint32_t pad; 36 }; 37 38 /* similar to bootloader's linux_app_boot_info but without global data */ 39 struct linux_app_boot_info { 40 uint32_t labi_signature; 41 uint32_t start_core0_addr; 42 uint32_t avail_coremask; 43 uint32_t pci_console_active; 44 uint32_t icache_prefetch_disable; 45 uint64_t InitTLBStart_addr; 46 uint32_t start_app_addr; 47 uint32_t cur_exception_base; 48 uint32_t no_mark_private_data; 49 uint32_t compact_flash_common_base_addr; 50 uint32_t compact_flash_attribute_base_addr; 51 uint32_t led_display_base_addr; 52 }; 53 54 /* If not to copy a lot of bootloader's structures 55 here is only offset of requested member */ 56 #define AVAIL_COREMASK_OFFSET_IN_LINUX_APP_BOOT_BLOCK 0x765c 57 58 /* hardcoded in bootloader */ 59 #define LABI_ADDR_IN_BOOTLOADER 0x700 60 61 #define LINUX_APP_BOOT_BLOCK_NAME "linux-app-boot" 62 63 #define LABI_SIGNATURE 0xAABBCC01 64 65 /* from uboot-headers/octeon_mem_map.h */ 66 #define EXCEPTION_BASE_INCR (4 * 1024) 67 /* Increment size for exception base addresses (4k minimum) */ 68 #define EXCEPTION_BASE_BASE 0 69 #define BOOTLOADER_PRIV_DATA_BASE (EXCEPTION_BASE_BASE + 0x800) 70 #define BOOTLOADER_BOOT_VECTOR (BOOTLOADER_PRIV_DATA_BASE) 71 72 #endif /* __OCTEON_BOOT_H__ */ 73