b31054b1e3
This PR adds support for PINE64 PinePhone and the Allwinner A64 SoC (based on Arm Cortex-A53). With this PR, PinePhone boots successfully to nsh (via microSD Card) and runs console apps. - `arch/arm64/Kconfig`: Added Allwinner A64 SoC - `boards/Kconfig`: Added PINE64 PinePhone - `arch/arm64/src/a64/Kconfig`: New Kconfig for Allwinner A64 SoC - `boards/arm64/a64/pinephone/Kconfig`: New Kconfig for PINE64 PinePhone - `src/a64/a64_boot.c`, `a64_boot.h`: Boot functions for Allwinner A64 - `src/a64/a64_lowputc.S`: Low-level console output - `src/a64/a64_serial.c`, `a64_serial.h`: A64 Serial Driver - `src/a64/chip.h`: A64 SoC Definitions - `include/a64/chip.h`: A64 Memory Map, Generic Interrupt Controller - `include/a64/irq.h`: A64 Interrupts - `src/a64/Make.defs`: Source files for A64 - `configs/nsh/defconfig`: Board Configuration for `pinephone:nsh` - `src/pinephone_appinit.c`: Init PinePhone - `src/pinephone_boardinit.c`: Init PinePhone - `src/pinephone_bringup.c`: Start PinePhone Drivers - `src/pinephone.h`: PinePhone Declarations - `include/board_memorymap.h`: PinePhone Memory Map - `scripts/dramboot.ld`: PinePhone Linker Script - `scripts/Make.defs`: Source files for PinePhone - `src/Makefile`: PinePhone Makefile - `platforms/arm/a64/boards/pinephone/index.rst`: Building and booting NuttX on PinePhone - `platforms/arm/a64/index.rst`: Overview of Allwinner A64 - `introduction/supported_platforms.rst`: Added Allwinner A64 - `introduction/detailed_support.rst`: Added Allwinner A64
127 lines
3.1 KiB
Plaintext
127 lines
3.1 KiB
Plaintext
/****************************************************************************
|
|
* boards/arm64/a64/pinephone/scripts/dramboot.ld
|
|
*
|
|
* Licensed to the Apache Software Foundation (ASF) under one or more
|
|
* contributor license agreements. See the NOTICE file distributed with
|
|
* this work for additional information regarding copyright ownership. The
|
|
* ASF licenses this file to you 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.
|
|
*
|
|
****************************************************************************/
|
|
|
|
OUTPUT_ARCH(aarch64)
|
|
|
|
ENTRY(__start)
|
|
|
|
PHDRS
|
|
{
|
|
text PT_LOAD ;
|
|
}
|
|
|
|
SECTIONS
|
|
{
|
|
. = 0x40080000; /* U-Boot loads NuttX at this address (kernel_addr_r) */
|
|
_start = .;
|
|
.text : {
|
|
_stext = .; /* Text section */
|
|
*(.text)
|
|
*(.text.cold)
|
|
*(.text.unlikely)
|
|
*(.fixup)
|
|
*(.gnu.warning)
|
|
} :text = 0x9090
|
|
|
|
. = ALIGN(4096);
|
|
|
|
.init_section : {
|
|
_sinit = ABSOLUTE(.);
|
|
*(.init_array .init_array.*)
|
|
_einit = ABSOLUTE(.);
|
|
}
|
|
|
|
. = ALIGN(4096);
|
|
|
|
.vector : {
|
|
_vector_start = .;
|
|
KEEP(*(.exc_vector_table))
|
|
KEEP(*(".exc_vector_table.*"))
|
|
KEEP(*(.vectors))
|
|
_vector_end = .;
|
|
} :text
|
|
. = ALIGN(4096);
|
|
_etext = .; /* End_1 of .text */
|
|
_sztext = _etext - _stext;
|
|
|
|
. = ALIGN(4096);
|
|
.rodata : {
|
|
_srodata = .; /* Read-only data */
|
|
*(.rodata)
|
|
*(.rodata.*)
|
|
*(.data.rel.ro)
|
|
*(.data.rel.ro.*)
|
|
} :text
|
|
. = ALIGN(4096);
|
|
_erodata = .; /* End of read-only data */
|
|
_szrodata = _erodata - _srodata;
|
|
_eronly = .; /* End of read-only data */
|
|
|
|
. = ALIGN(4096);
|
|
.data : { /* Data */
|
|
_sdata = .;
|
|
*(.data.page_aligned)
|
|
*(.data)
|
|
. = ALIGN(8);
|
|
*(.data.rel)
|
|
*(.data.rel.*)
|
|
CONSTRUCTORS
|
|
} :text
|
|
_edata = .; /* End+1 of .data */
|
|
|
|
.bss : { /* BSS */
|
|
_sbss = .;
|
|
*(.bss)
|
|
. = ALIGN(1 << 3);
|
|
} :text
|
|
. = ALIGN(4096);
|
|
_ebss = .;
|
|
_szbss = _ebss - _sbss;
|
|
|
|
.initstack : { /* INIT STACK */
|
|
_s_initstack = .;
|
|
*(.initstack)
|
|
. = ALIGN(16);
|
|
} :text
|
|
. = ALIGN(4096);
|
|
_e_initstack = . ;
|
|
g_idle_topstack = . ;
|
|
|
|
_szdata = _e_initstack - _sdata;
|
|
|
|
/* Sections to be discarded */
|
|
/DISCARD/ : {
|
|
*(.exit.text)
|
|
*(.exit.data)
|
|
*(.exitcall.exit)
|
|
*(.eh_frame)
|
|
}
|
|
|
|
/* Stabs debugging sections. */
|
|
.stab 0 : { *(.stab) }
|
|
.stabstr 0 : { *(.stabstr) }
|
|
.stab.excl 0 : { *(.stab.excl) }
|
|
.stab.exclstr 0 : { *(.stab.exclstr) }
|
|
.stab.index 0 : { *(.stab.index) }
|
|
.stab.indexstr 0 : { *(.stab.indexstr) }
|
|
.comment 0 : { *(.comment) }
|
|
}
|
|
|