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author | Havard Skinnemoen <hskinnemoen@google.com> | 2022-03-31 11:32:37 -0700 |
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committer | GitHub <noreply@github.com> | 2022-03-31 11:32:37 -0700 |
commit | 1287b6e42e839ba2ab0f06268c5b53ae60df3537 (patch) | |
tree | 524eb07d03ed40f0cf3a3d5737048e75e5088826 /npcm8xx/bootrom.ld | |
parent | 0c37a43527f0ee2b9584e7fb2fdc805e902635ac (diff) | |
parent | 1e1e1186b8a5c69527e65c1555f70943f9e4942b (diff) | |
download | vbootrom-master.zip vbootrom-master.tar.gz vbootrom-master.tar.bz2 |
Add basic NPCM8XX support
Diffstat (limited to 'npcm8xx/bootrom.ld')
-rw-r--r-- | npcm8xx/bootrom.ld | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/npcm8xx/bootrom.ld b/npcm8xx/bootrom.ld new file mode 100644 index 0000000..412bf3a --- /dev/null +++ b/npcm8xx/bootrom.ld @@ -0,0 +1,56 @@ +/* + * Linker script for the Boot ROM. + * + * Copyright 2020 Google LLC + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +MEMORY +{ + rom (rx) : ORIGIN = 0x00000000, LENGTH = 32K + ram (a!rx) : ORIGIN = 0xFFFB0000, LENGTH = 256K +} + +SECTIONS +{ + /* Vectors are loaded into ROM, and copied into SRAM. */ + .text.vectors : { + *(.text.vectors) + . = 0x100; + } >rom AT>ram + /* The rest of the code follows the vectors, but is not copied. */ + .text : { + *(.text .text.*) + *(.rodata .rodata.*) + . = ALIGN(32); + _etext = .; + } >rom + /* + * Data follows the code in ROM, and is copied after the vectors in RAM. + * 32-byte aligned so we can use simple and fast copy loops. + */ + .data : { + _data = .; + *(.data.rom_status) + *(.data .data.*) + . = ALIGN(32); + _edata = .; + } >rom AT>ram + /* BSS lives in RAM, after the data section. */ + .bss : { + *(.bss .bss.*) + . = ALIGN(32); + _end = .; + } >ram +} |