diff options
Diffstat (limited to 'include/common/bl_common.h')
| -rw-r--r-- | include/common/bl_common.h | 52 |
1 files changed, 50 insertions, 2 deletions
diff --git a/include/common/bl_common.h b/include/common/bl_common.h index d8741c98..bedd496c 100644 --- a/include/common/bl_common.h +++ b/include/common/bl_common.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2013-2014, ARM Limited and Contributors. All rights reserved. + * Copyright (c) 2013-2015, ARM Limited and Contributors. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: @@ -59,11 +59,41 @@ #define ENTRY_POINT_INFO_PC_OFFSET 0x08 #define ENTRY_POINT_INFO_ARGS_OFFSET 0x18 -#define PARAM_EP_SECURITY_MASK 0x1 +/* The following are used to set/get image attributes. */ +#define EXECUTABLE (0x1) +#define NON_EXECUTABLE (0x0) +#define PARAM_EP_EXECUTE_MASK (0x1) +#define PARAM_EP_EXECUTE_SHIFT (0x1) +#define PARAM_EP_SECURITY_MASK (0x1) +#define PARAM_EP_SECURITY_SHIFT (0x0) + #define GET_SECURITY_STATE(x) (x & PARAM_EP_SECURITY_MASK) #define SET_SECURITY_STATE(x, security) \ ((x) = ((x) & ~PARAM_EP_SECURITY_MASK) | (security)) +#define GET_EXEC_STATE(x) \ + (((x) >> PARAM_EP_EXECUTE_SHIFT) & PARAM_EP_EXECUTE_MASK) + +#define SET_EXEC_STATE(x) \ + (((x) & PARAM_EP_EXECUTE_MASK) << PARAM_EP_EXECUTE_SHIFT) + +#define GET_SEC_STATE(x) \ + (((x) >> PARAM_EP_SECURITY_SHIFT) & PARAM_EP_SECURITY_MASK) + +#define SET_SEC_STATE(x) \ + (((x) & PARAM_EP_SECURITY_MASK) << PARAM_EP_SECURITY_SHIFT) + +/* + * The following are used for image state attributes. + * Image can only be in one of the following state. + */ +#define IMAGE_STATE_RESET 0 +#define IMAGE_STATE_COPIED 1 +#define IMAGE_STATE_COPYING 2 +#define IMAGE_STATE_AUTHENTICATED 3 +#define IMAGE_STATE_EXECUTED 4 +#define IMAGE_STATE_INTERRUPTED 5 + #define EP_EE_MASK 0x2 #define EP_EE_LITTLE 0x0 #define EP_EE_BIG 0x2 @@ -82,6 +112,8 @@ #define VERSION_1 0x01 +#define INVALID_IMAGE_ID (0xFFFFFFFF) + #define SET_PARAM_HEAD(_p, _type, _ver, _attr) do { \ (_p)->h.type = (uint8_t)(_type); \ (_p)->h.version = (uint8_t)(_ver); \ @@ -196,8 +228,24 @@ typedef struct image_info { param_header_t h; uintptr_t image_base; /* physical address of base of image */ uint32_t image_size; /* bytes read from image file */ + uint32_t copied_size; /* image size copied in blocks */ } image_info_t; +/***************************************************************************** + * The image descriptor struct definition. + *****************************************************************************/ +typedef struct image_desc { + /* Contains unique image id for the image. */ + unsigned int image_id; + image_info_t image_info; + entry_point_info_t ep_info; + /* + * This member contains Image state information. + * Refer IMAGE_STATE_XXX defined above. + */ + unsigned int state; +} image_desc_t; + /******************************************************************************* * This structure represents the superset of information that can be passed to * BL31 e.g. while passing control to it from BL2. The BL32 parameters will be |