1 /* SPDX-License-Identifier: GPL-2.0-or-later * 1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /* 2 /*
3 * (C) Copyright 2004, 2005 Cavium Networks 3 * (C) Copyright 2004, 2005 Cavium Networks
4 */ 4 */
5 5
6 #ifndef __OCTEON_BOOT_H__ 6 #ifndef __OCTEON_BOOT_H__
7 #define __OCTEON_BOOT_H__ 7 #define __OCTEON_BOOT_H__
8 8
9 #include <linux/types.h> 9 #include <linux/types.h>
10 10
11 struct boot_init_vector { 11 struct boot_init_vector {
12 /* First stage address - in ram instea 12 /* First stage address - in ram instead of flash */
13 uint64_t code_addr; 13 uint64_t code_addr;
14 /* Setup code for application, NOT app 14 /* Setup code for application, NOT application entry point */
15 uint32_t app_start_func_addr; 15 uint32_t app_start_func_addr;
16 /* k0 is used for global data - needs 16 /* k0 is used for global data - needs to be passed to other cores */
17 uint32_t k0_val; 17 uint32_t k0_val;
18 /* Address of boot info block structur 18 /* Address of boot info block structure */
19 uint64_t boot_info_addr; 19 uint64_t boot_info_addr;
20 uint32_t flags; /* flags */ 20 uint32_t flags; /* flags */
21 uint32_t pad; 21 uint32_t pad;
22 }; 22 };
23 23
24 /* similar to bootloader's linux_app_boot_info 24 /* similar to bootloader's linux_app_boot_info but without global data */
25 struct linux_app_boot_info { 25 struct linux_app_boot_info {
26 #ifdef __BIG_ENDIAN_BITFIELD 26 #ifdef __BIG_ENDIAN_BITFIELD
27 uint32_t labi_signature; 27 uint32_t labi_signature;
28 uint32_t start_core0_addr; 28 uint32_t start_core0_addr;
29 uint32_t avail_coremask; 29 uint32_t avail_coremask;
30 uint32_t pci_console_active; 30 uint32_t pci_console_active;
31 uint32_t icache_prefetch_disable; 31 uint32_t icache_prefetch_disable;
32 uint32_t padding; 32 uint32_t padding;
33 uint64_t InitTLBStart_addr; 33 uint64_t InitTLBStart_addr;
34 uint32_t start_app_addr; 34 uint32_t start_app_addr;
35 uint32_t cur_exception_base; 35 uint32_t cur_exception_base;
36 uint32_t no_mark_private_data; 36 uint32_t no_mark_private_data;
37 uint32_t compact_flash_common_base_add 37 uint32_t compact_flash_common_base_addr;
38 uint32_t compact_flash_attribute_base_ 38 uint32_t compact_flash_attribute_base_addr;
39 uint32_t led_display_base_addr; 39 uint32_t led_display_base_addr;
40 #else 40 #else
41 uint32_t start_core0_addr; 41 uint32_t start_core0_addr;
42 uint32_t labi_signature; 42 uint32_t labi_signature;
43 43
44 uint32_t pci_console_active; 44 uint32_t pci_console_active;
45 uint32_t avail_coremask; 45 uint32_t avail_coremask;
46 46
47 uint32_t padding; 47 uint32_t padding;
48 uint32_t icache_prefetch_disable; 48 uint32_t icache_prefetch_disable;
49 49
50 uint64_t InitTLBStart_addr; 50 uint64_t InitTLBStart_addr;
51 51
52 uint32_t cur_exception_base; 52 uint32_t cur_exception_base;
53 uint32_t start_app_addr; 53 uint32_t start_app_addr;
54 54
55 uint32_t compact_flash_common_base_add 55 uint32_t compact_flash_common_base_addr;
56 uint32_t no_mark_private_data; 56 uint32_t no_mark_private_data;
57 57
58 uint32_t led_display_base_addr; 58 uint32_t led_display_base_addr;
59 uint32_t compact_flash_attribute_base_ 59 uint32_t compact_flash_attribute_base_addr;
60 #endif 60 #endif
61 }; 61 };
62 62
63 /* If not to copy a lot of bootloader's struct 63 /* If not to copy a lot of bootloader's structures
64 here is only offset of requested member */ 64 here is only offset of requested member */
65 #define AVAIL_COREMASK_OFFSET_IN_LINUX_APP_BOO 65 #define AVAIL_COREMASK_OFFSET_IN_LINUX_APP_BOOT_BLOCK 0x765c
66 66
67 /* hardcoded in bootloader */ 67 /* hardcoded in bootloader */
68 #define LABI_ADDR_IN_BOOTLOADER 68 #define LABI_ADDR_IN_BOOTLOADER 0x700
69 69
70 #define LINUX_APP_BOOT_BLOCK_NAME "linux-app-b 70 #define LINUX_APP_BOOT_BLOCK_NAME "linux-app-boot"
71 71
72 #define LABI_SIGNATURE 0xAABBCC01 72 #define LABI_SIGNATURE 0xAABBCC01
73 73
74 /* from uboot-headers/octeon_mem_map.h */ 74 /* from uboot-headers/octeon_mem_map.h */
75 #define EXCEPTION_BASE_INCR (4 * 1024) 75 #define EXCEPTION_BASE_INCR (4 * 1024)
76 /* Increment si 76 /* Increment size for exception base addresses (4k minimum) */
77 #define EXCEPTION_BASE_BASE 0 77 #define EXCEPTION_BASE_BASE 0
78 #define BOOTLOADER_PRIV_DATA_BASE (EXCEP 78 #define BOOTLOADER_PRIV_DATA_BASE (EXCEPTION_BASE_BASE + 0x800)
79 #define BOOTLOADER_BOOT_VECTOR (BOOTL 79 #define BOOTLOADER_BOOT_VECTOR (BOOTLOADER_PRIV_DATA_BASE)
80 80
81 #endif /* __OCTEON_BOOT_H__ */ 81 #endif /* __OCTEON_BOOT_H__ */
82 82
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