diff options
Diffstat (limited to 'include/lib')
| -rw-r--r-- | include/lib/bl_aux_params/bl_aux_params.h | 30 | ||||
| -rw-r--r-- | include/lib/utils_def.h | 27 |
2 files changed, 33 insertions, 24 deletions
diff --git a/include/lib/bl_aux_params/bl_aux_params.h b/include/lib/bl_aux_params/bl_aux_params.h new file mode 100644 index 00000000..f6ce8024 --- /dev/null +++ b/include/lib/bl_aux_params/bl_aux_params.h @@ -0,0 +1,30 @@ +/* + * Copyright (c) 2019, ARM Limited and Contributors. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ +#ifndef LIB_BL_AUX_PARAMS_H +#define LIB_BL_AUX_PARAMS_H + +#include <stdbool.h> +#include <stdint.h> + +#include <export/lib/bl_aux_params/bl_aux_params_exp.h> + +/* + * Handler function that handles an individual aux parameter. Return true if + * the parameter was handled, and flase if bl_aux_params_parse() should make its + * own attempt at handling it (for generic parameters). + */ +typedef bool (*bl_aux_param_handler_t)(struct bl_aux_param_header *param); + +/* + * Interprets head as the start of an aux parameter list, and passes the + * parameters individually to handler(). Handles generic parameters directly if + * handler() hasn't already done so. If only generic parameters are expected, + * handler() can be NULL. + */ +void bl_aux_params_parse(u_register_t head, + bl_aux_param_handler_t handler); + +#endif /* LIB_BL_AUX_PARAMS_H */ diff --git a/include/lib/utils_def.h b/include/lib/utils_def.h index 2b489675..41f71e84 100644 --- a/include/lib/utils_def.h +++ b/include/lib/utils_def.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2016-2018, ARM Limited and Contributors. All rights reserved. + * Copyright (c) 2016-2019, ARM Limited and Contributors. All rights reserved. * * SPDX-License-Identifier: BSD-3-Clause */ @@ -7,6 +7,8 @@ #ifndef UTILS_DEF_H #define UTILS_DEF_H +#include <export/lib/utils_def_exp.h> + /* Compute the number of elements in the given array */ #define ARRAY_SIZE(a) \ (sizeof(a) / sizeof((a)[0])) @@ -106,29 +108,6 @@ #define check_u32_overflow(_u32, _inc) \ ((_u32) > (UINT32_MAX - (_inc))) -/* - * For those constants to be shared between C and other sources, apply a 'U', - * 'UL', 'ULL', 'L' or 'LL' suffix to the argument only in C, to avoid - * undefined or unintended behaviour. - * - * The GNU assembler and linker do not support these suffixes (it causes the - * build process to fail) therefore the suffix is omitted when used in linker - * scripts and assembler files. -*/ -#if defined(__LINKER__) || defined(__ASSEMBLY__) -# define U(_x) (_x) -# define UL(_x) (_x) -# define ULL(_x) (_x) -# define L(_x) (_x) -# define LL(_x) (_x) -#else -# define U(_x) (_x##U) -# define UL(_x) (_x##UL) -# define ULL(_x) (_x##ULL) -# define L(_x) (_x##L) -# define LL(_x) (_x##LL) -#endif - /* Register size of the current architecture. */ #ifdef AARCH32 #define REGSZ U(4) |