coreboot-libre-fam15h-rdimm/3rdparty/chromeec/core/nds32/ec.lds.S

268 lines
7.3 KiB
ArmAsm

/* Copyright 2013 The Chromium OS Authors. All rights reserved.
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "config.h"
#define STRINGIFY0(name) #name
#define STRINGIFY(name) STRINGIFY0(name)
#define FW_OFF_(section) CONFIG_##section##_MEM_OFF
#define FW_OFF(section) (CONFIG_PROGRAM_MEMORY_BASE + FW_OFF_(section))
#define FW_SIZE_(section) CONFIG_##section##_SIZE
#define FW_SIZE(section) FW_SIZE_(section)
OUTPUT_FORMAT(BFD_FORMAT, BFD_FORMAT, BFD_FORMAT)
OUTPUT_ARCH(BFD_ARCH)
ENTRY(reset)
MEMORY
{
FLASH (rx) : ORIGIN = FW_OFF(SECTION), LENGTH = FW_SIZE(SECTION)
IRAM (rw) : ORIGIN = CONFIG_RAM_BASE, LENGTH = CONFIG_RAM_SIZE
#if defined(CONFIG_HOSTCMD_X86) || defined(CONFIG_I2C_SLAVE)
H2RAM (rw) : ORIGIN = CONFIG_H2RAM_BASE, LENGTH = CONFIG_H2RAM_SIZE
#endif
}
SECTIONS
{
.text : {
/* We put "__flash_dma_start" at the beginning of the text section
* to avoid gap.
*/
__flash_dma_start = .;
ASSERT((__flash_dma_start == 0),
"__flash_dma_start has to be 4k-byte aligned");
KEEP(STRINGIFY(OUTDIR/core/CORE/init.o) (.text.vecttable))
. = ALIGN(4);
__image_data_offset = .;
KEEP(*(.rodata.ver))
. = ALIGN(4);
KEEP(STRINGIFY(OUTDIR/core/CORE/init.o) (.text.vectirq))
KEEP(STRINGIFY(OUTDIR/core/CORE/init.o) (.text))
KEEP(*(.flash_direct_map))
. = ALIGN(16);
KEEP(*(.ram_code))
__flash_dma_size = . - __flash_dma_start;
ASSERT((__flash_dma_size < IT83XX_ILM_BLOCK_SIZE),
"__flash_dma_size < IT83XX_ILM_BLOCK_SIZE");
. = ALIGN(IT83XX_ILM_BLOCK_SIZE);
__flash_text_start = .;
*(.text*)
} > FLASH
. = ALIGN(4);
.rodata : {
/* Symbols defined here are declared in link_defs.h */
__irqprio = .;
KEEP(*(.rodata.irqprio))
__irqprio_end = .;
. = ALIGN(4);
__irqhandler = .;
KEEP(STRINGIFY(OUTDIR/core/CORE/init.o) (.rodata.vecthandlers))
. = ALIGN(4);
__cmds = .;
KEEP(*(SORT(.rodata.cmds*)))
__cmds_end = .;
. = ALIGN(4);
__hcmds = .;
KEEP(*(SORT(.rodata.hcmds*)))
__hcmds_end = .;
. = ALIGN(4);
__mkbp_evt_srcs = .;
KEEP(*(.rodata.evtsrcs))
__mkbp_evt_srcs_end = .;
. = ALIGN(4);
__hooks_init = .;
KEEP(*(.rodata.HOOK_INIT))
__hooks_init_end = .;
__hooks_pre_freq_change = .;
KEEP(*(.rodata.HOOK_PRE_FREQ_CHANGE))
__hooks_pre_freq_change_end = .;
__hooks_freq_change = .;
KEEP(*(.rodata.HOOK_FREQ_CHANGE))
__hooks_freq_change_end = .;
__hooks_sysjump = .;
KEEP(*(.rodata.HOOK_SYSJUMP))
__hooks_sysjump_end = .;
__hooks_chipset_pre_init = .;
KEEP(*(.rodata.HOOK_CHIPSET_PRE_INIT))
__hooks_chipset_pre_init_end = .;
__hooks_chipset_startup = .;
KEEP(*(.rodata.HOOK_CHIPSET_STARTUP))
__hooks_chipset_startup_end = .;
__hooks_chipset_resume = .;
KEEP(*(.rodata.HOOK_CHIPSET_RESUME))
__hooks_chipset_resume_end = .;
__hooks_chipset_suspend = .;
KEEP(*(.rodata.HOOK_CHIPSET_SUSPEND))
__hooks_chipset_suspend_end = .;
__hooks_chipset_shutdown = .;
KEEP(*(.rodata.HOOK_CHIPSET_SHUTDOWN))
__hooks_chipset_shutdown_end = .;
__hooks_chipset_reset = .;
KEEP(*(.rodata.HOOK_CHIPSET_RESET))
__hooks_chipset_reset_end = .;
__hooks_ac_change = .;
KEEP(*(.rodata.HOOK_AC_CHANGE))
__hooks_ac_change_end = .;
__hooks_lid_change = .;
KEEP(*(.rodata.HOOK_LID_CHANGE))
__hooks_lid_change_end = .;
__hooks_tablet_mode_change = .;
KEEP(*(.rodata.HOOK_TABLET_MODE_CHANGE))
__hooks_tablet_mode_change_end = .;
__hooks_base_attached_change = .;
KEEP(*(.rodata.HOOK_BASE_ATTACHED_CHANGE))
__hooks_base_attached_change_end = .;
__hooks_pwrbtn_change = .;
KEEP(*(.rodata.HOOK_POWER_BUTTON_CHANGE))
__hooks_pwrbtn_change_end = .;
__hooks_battery_soc_change = .;
KEEP(*(.rodata.HOOK_BATTERY_SOC_CHANGE))
__hooks_battery_soc_change_end = .;
#ifdef CONFIG_USB_SUSPEND
__hooks_usb_change = .;
KEEP(*(.rodata.HOOK_USB_PM_CHANGE))
__hooks_usb_change_end = .;
#endif
__hooks_tick = .;
KEEP(*(.rodata.HOOK_TICK))
__hooks_tick_end = .;
__hooks_second = .;
KEEP(*(.rodata.HOOK_SECOND))
__hooks_second_end = .;
__hooks_usb_pd_disconnect = .;
KEEP(*(.rodata.HOOK_USB_PD_DISCONNECT))
__hooks_usb_pd_disconnect_end = .;
__hooks_usb_pd_connect = .;
KEEP(*(.rodata.HOOK_USB_PD_CONNECT))
__hooks_usb_pd_connect_end = .;
__deferred_funcs = .;
KEEP(*(.rodata.deferred))
__deferred_funcs_end = .;
. = ALIGN(4);
*(.rodata*)
#if defined(SECTION_IS_RO) && defined(CONFIG_FLASH)
. = ALIGN(64);
KEEP(*(.google))
#endif
. = ALIGN(4);
} >FLASH
__data_lma_start = . ;
.data : {
. = ALIGN(4);
__data_start = .;
*(.data.tasks)
*(.data)
#ifdef CONFIG_MPU
/* It has to be aligned by 32 bytes to be a valid MPU region. */
. = ALIGN(32);
__iram_text_start = .;
#else
. = ALIGN(4);
#endif
*(.iram.text)
#ifdef CONFIG_MPU
. = ALIGN(32);
__iram_text_end = .;
#else
. = ALIGN(4);
#endif
__data_end = .;
} > IRAM AT>FLASH
.bss : {
/* Stacks must be 64-bit aligned */
. = ALIGN(8);
__bss_start = .;
*(.bss.tasks)
*(.bss.task_scratchpad)
. = ALIGN(8);
*(.bss.system_stack)
/* Rest of .bss takes care of its own alignment */
*(.bss)
*(.bss.slow)
/*
* Reserve space for deferred function firing times. Each time is a
* uint64_t, each func is a 32-bit pointer, thus the scaling factor of
* two.
*/
. = ALIGN(8);
__deferred_until = .;
. += (__deferred_funcs_end - __deferred_funcs) * (8 / 4);
__deferred_until_end = .;
. = ALIGN(4);
__bss_end = .;
/* Shared memory buffer must be at the end of preallocated RAM, so it
* can expand to use all the remaining RAM. */
__shared_mem_buf = .;
} > IRAM
ASSERT((__shared_mem_buf + CONFIG_SHAREDMEM_MINIMUM_SIZE) <=
(CONFIG_RAM_BASE + CONFIG_RAM_SIZE),
"Not enough space for shared memory.")
__ram_free = (CONFIG_RAM_BASE + CONFIG_RAM_SIZE) -
(__shared_mem_buf + CONFIG_SHAREDMEM_MINIMUM_SIZE);
__image_size = LOADADDR(.data) + SIZEOF(.data) - FW_OFF(SECTION);
#if defined(CONFIG_HOSTCMD_X86) || defined(CONFIG_I2C_SLAVE)
.h2ram (NOLOAD) : {
. += CONFIG_H2RAM_HOST_LPC_IO_BASE;
*(.h2ram.pool.hostcmd)
. = ALIGN(256);
*(.h2ram.pool.acpiec)
#ifdef CONFIG_I2C_SLAVE
. = ALIGN(256);
*(.h2ram.pool.i2cslv)
#endif
__h2ram_end = .;
} > H2RAM
#endif
ASSERT((__h2ram_end) <= (CONFIG_H2RAM_BASE + CONFIG_H2RAM_SIZE),
"Not enough space for h2ram section.")
#if !(defined(SECTION_IS_RO) && defined(CONFIG_FLASH))
/DISCARD/ : {
*(.google)
}
#endif
/DISCARD/ : { *(.ARM.*) }
}