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| 1 | +/* Copyright (C) 2018 RDA Technologies Limited and/or its affiliates("RDA"). |
| 2 | + * All rights reserved. |
| 3 | + * |
| 4 | + * This software is supplied "AS IS" without any warranties. |
| 5 | + * RDA assumes no responsibility or liability for the use of the software, |
| 6 | + * conveys no license or title under any patent, copyright, or mask work |
| 7 | + * right to the product. RDA reserves the right to make changes in the |
| 8 | + * software without notification. RDA also make no representation or |
| 9 | + * warranty that such application will be suitable for the specified use |
| 10 | + * without further testing or modification. |
| 11 | + */ |
| 12 | + |
| 13 | +#include "hal_config.h" |
| 14 | + |
| 15 | +#ifdef CONFIG_CPU_MIPS |
| 16 | +#undef mips |
| 17 | +#define mips mips |
| 18 | +OUTPUT_ARCH(mips) |
| 19 | +#endif |
| 20 | + |
| 21 | +#ifdef CONFIG_CPU_ARM |
| 22 | +OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm") |
| 23 | +OUTPUT_ARCH(arm) |
| 24 | +#endif |
| 25 | + |
| 26 | +ENTRY(appimg_enter) |
| 27 | +EXTERN(appimg_enter) |
| 28 | +EXTERN(appimg_exit) |
| 29 | +EXTERN(appimg_get_param) |
| 30 | +EXTERN(appimg_set_param) |
| 31 | +PROVIDE(appimg_get_param = 0); |
| 32 | +PROVIDE(appimg_set_param = 0); |
| 33 | + |
| 34 | +#define ALIGNMENT ALIGN(0x20) |
| 35 | +#define HEADER_APP_IMG LONG(0x41505032) \ |
| 36 | + LONG(0) \ |
| 37 | + LONG(0) \ |
| 38 | + KEEP(*(.rodata.core_stub.header)) |
| 39 | +#define HEADER_LOAD(t, n) LONG(t) \ |
| 40 | + LONG(__##n##_load_start - __flash_start) \ |
| 41 | + LONG(__##n##_end - __##n##_start) \ |
| 42 | + LONG(__##n##_start) |
| 43 | +#define HEADER_CLEAR(n) LONG(3) \ |
| 44 | + LONG(0) \ |
| 45 | + LONG(__##n##_end - __##n##_start) \ |
| 46 | + LONG(__##n##_start) |
| 47 | +#define HEADER_DUMMY LONG(0) LONG(0) LONG(0) LONG(0) |
| 48 | + |
| 49 | +#define DEF_RO .text .text.* .gnu.linkonce.t.* .plt .rdata .rodata .rodata.* .constdata .constdata.* .gnu.linkonce.r.* .glue_7 .glue_7t .vfp11_veneer .v4_bx vtable |
| 50 | +#define DEF_RW .data_begin .data_begin.* .data .data.* .gnu.linkonce.d.* .got.plt .got .shdata .data_end .data_end.* |
| 51 | +#define DEF_ZI .bss_begin .bss_begin.* .shbss .bss .bss.* COMMON .scommon .sbss .sbss.* .sbss2 .sbss2.* .gnu.linkonce.b.* .bss_end .bss_end.* |
| 52 | + |
| 53 | +/* Core mapped symbols */ |
| 54 | +strtol = _strtol; |
| 55 | +strtoll = _strtoll; |
| 56 | +strtoul = _strtoul; |
| 57 | +strtoull = _strtoll; |
| 58 | +_strtol_r = __strtol_r; |
| 59 | +_strtoll_r = __strtoll_r; |
| 60 | +_strtoul_r = __strtoul_r; |
| 61 | +_strtoull_r = __strtoull_r; |
| 62 | +_strtod_l = __strtod_l; |
| 63 | +_strerror_r = __strerror_r; |
| 64 | +_svfprintf_r = __svfprintf_r; |
| 65 | +_vsnprintf_r = __vsnprintf_r; |
| 66 | +_fflush_r = __fflush_r; |
| 67 | +__ssvfiscanf_r = ___ssvfiscanf_r; |
| 68 | +_vfprintf_r = __vfprintf_r; |
| 69 | +_svfiprintf_r = __svfiprintf_r; |
| 70 | +__ssvfscanf_r = ___ssvfscanf_r; |
| 71 | +__sflush_r = ___sflush_r; |
| 72 | +__sfvwrite_r = ___sfvwrite_r; |
| 73 | +_fclose_r = __fclose_r; |
| 74 | +_strerror_r = __strerror_r; |
| 75 | +_strtod_l = __strtod_l; |
| 76 | +_tzset_unlocked_r = __tzset_unlocked_r; |
| 77 | +__tzcalc_limits = ___tzcalc_limits; |
| 78 | +gmtime_r = _gmtime_r; |
| 79 | + |
| 80 | +MEMORY { |
| 81 | + flash (rx): ORIGIN = CONFIG_APPIMG_FLASH_ADDRESS, LENGTH = CONFIG_APPIMG_FLASH_SIZE |
| 82 | + ram (rwx): ORIGIN = CONFIG_RAM_PHY_ADDRESS+CONFIG_APP_FLASHIMG_RAM_OFFSET, LENGTH = CONFIG_APP_FLASHIMG_RAM_SIZE |
| 83 | +} |
| 84 | + |
| 85 | +SECTIONS { |
| 86 | + . = ORIGIN(flash); |
| 87 | + __flash_start = .; |
| 88 | + |
| 89 | + .imageheader : { |
| 90 | + HEADER_APP_IMG |
| 91 | + HEADER_LOAD(2, corestub) |
| 92 | + HEADER_LOAD(4, text) |
| 93 | + HEADER_LOAD(4, init_array) |
| 94 | + HEADER_LOAD(1, data) |
| 95 | + HEADER_CLEAR(bss) |
| 96 | + HEADER_DUMMY |
| 97 | + } > flash |
| 98 | + |
| 99 | + ASSERT(SIZEOF(.imageheader) == 128, "invalid app image header") |
| 100 | + .initdata ALIGNMENT : { |
| 101 | + KEEP(*(.appinit)); |
| 102 | + } > flash |
| 103 | + |
| 104 | + . = ORIGIN(ram); |
| 105 | + __ram_start = .; |
| 106 | + |
| 107 | + .corestub ALIGNMENT : { |
| 108 | + __corestub_start = .; |
| 109 | + *(.text.core_stub.*) |
| 110 | + __corestub_end = .; |
| 111 | + . = ALIGNMENT; |
| 112 | + __corestub_load_start = LOADADDR(.corestub); |
| 113 | + } AT>flash |
| 114 | + |
| 115 | + .data ALIGNMENT : { |
| 116 | + __data_start = .; |
| 117 | + *(DEF_RW) |
| 118 | + __data_end = .; |
| 119 | + . = ALIGNMENT; |
| 120 | + __data_load_start = LOADADDR(.data); |
| 121 | + } AT>flash |
| 122 | + |
| 123 | + .bss ALIGNMENT : { |
| 124 | + __bss_start = .; |
| 125 | + *(DEF_ZI) |
| 126 | + __bss_end = .; |
| 127 | + . = ALIGNMENT; |
| 128 | + } |
| 129 | + |
| 130 | + . = LOADADDR(.corestub) + SIZEOF(.corestub) + SIZEOF(.data); |
| 131 | + |
| 132 | + .text ALIGNMENT : { |
| 133 | + __text_start = .; |
| 134 | + KEEP(*(.appinit)); |
| 135 | + *(DEF_RO) |
| 136 | + KEEP(*(.eh_frame*)) |
| 137 | + __text_end = .; |
| 138 | + . = ALIGNMENT; |
| 139 | + __text_load_start = LOADADDR(.text); |
| 140 | + } > flash |
| 141 | + |
| 142 | + .ll ALIGNMENT : { |
| 143 | + PROVIDE_HIDDEN (__ll_entry_start = .); |
| 144 | + KEEP( *(SORT(.ll_entry_cmdlist*)) ); |
| 145 | + PROVIDE_HIDDEN (__ll_entry_end = .); |
| 146 | + } > flash |
| 147 | + |
| 148 | + /* ARM magic sections */ |
| 149 | + .ARM.extab ALIGNMENT : { |
| 150 | + *(.ARM.extab* .gnu.linkonce.armextab.*) |
| 151 | + } > flash |
| 152 | + |
| 153 | + __exidx_start = .; |
| 154 | + .ARM.exidx ALIGNMENT : { |
| 155 | + *(.ARM.exidx* .gnu.linkonce.armexidx.*) |
| 156 | + } > flash |
| 157 | + __exidx_end = .; |
| 158 | + |
| 159 | + .init_array ALIGNMENT : { |
| 160 | + __init_array_start = .; |
| 161 | + KEEP(*(.init_array .init_array.*)) |
| 162 | + __init_array_end = .; |
| 163 | + . = ALIGNMENT; |
| 164 | + __init_array_load_start = LOADADDR(.init_array); |
| 165 | + } > flash |
| 166 | + |
| 167 | + __flash_end = ADDR(.init_array) + SIZEOF(.init_array); |
| 168 | + __ram_end = ADDR(.bss) + SIZEOF(.bss); |
| 169 | + |
| 170 | + ASSERT(__flash_end <= ORIGIN(flash) + LENGTH(flash), "FLASH overflow") |
| 171 | + ASSERT(__ram_end <= ORIGIN(ram) + LENGTH(ram), "RAM overflow") |
| 172 | + |
| 173 | + .comment 0 : { *(.comment) } |
| 174 | + /DISCARD/ : { *(.dynstr*) } |
| 175 | + /DISCARD/ : { *(.dynamic*) } |
| 176 | + /DISCARD/ : { *(.plt*) } |
| 177 | + /DISCARD/ : { *(.interp*) } |
| 178 | + /DISCARD/ : { *(.gnu*) } |
| 179 | +} |
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