In release mode, switches in rtc_clk_bbpll_set would be converted to jump tables. These tables would be placed into .rodata, which caused rtc_clk_cpu_freq_set to be unusable while cache is disabled. This manifested itself in crashes when exiting from light sleep: https://esp32.com/posting.php?mode=reply&f=13&t=3089#pr14590
218 lines
5.9 KiB
Text
218 lines
5.9 KiB
Text
/* Default entry point: */
|
|
ENTRY(call_start_cpu0);
|
|
|
|
SECTIONS
|
|
{
|
|
/* RTC fast memory holds RTC wake stub code,
|
|
including from any source file named rtc_wake_stub*.c
|
|
*/
|
|
.rtc.text :
|
|
{
|
|
. = ALIGN(4);
|
|
*(.rtc.literal .rtc.text)
|
|
*rtc_wake_stub*.o(.literal .text .literal.* .text.*)
|
|
} >rtc_iram_seg
|
|
|
|
/* RTC slow memory holds RTC wake stub
|
|
data/rodata, including from any source file
|
|
named rtc_wake_stub*.c
|
|
*/
|
|
.rtc.data :
|
|
{
|
|
_rtc_data_start = ABSOLUTE(.);
|
|
*(.rtc.data)
|
|
*(.rtc.rodata)
|
|
*rtc_wake_stub*.o(.data .rodata .data.* .rodata.* .bss .bss.*)
|
|
_rtc_data_end = ABSOLUTE(.);
|
|
} > rtc_slow_seg
|
|
|
|
/* RTC bss, from any source file named rtc_wake_stub*.c */
|
|
.rtc.bss (NOLOAD) :
|
|
{
|
|
_rtc_bss_start = ABSOLUTE(.);
|
|
*rtc_wake_stub*.o(.bss .bss.*)
|
|
*rtc_wake_stub*.o(COMMON)
|
|
_rtc_bss_end = ABSOLUTE(.);
|
|
} > rtc_slow_seg
|
|
|
|
/* Send .iram0 code to iram */
|
|
.iram0.vectors :
|
|
{
|
|
/* Vectors go to IRAM */
|
|
_init_start = ABSOLUTE(.);
|
|
/* Vectors according to builds/RF-2015.2-win32/esp108_v1_2_s5_512int_2/config.html */
|
|
. = 0x0;
|
|
KEEP(*(.WindowVectors.text));
|
|
. = 0x180;
|
|
KEEP(*(.Level2InterruptVector.text));
|
|
. = 0x1c0;
|
|
KEEP(*(.Level3InterruptVector.text));
|
|
. = 0x200;
|
|
KEEP(*(.Level4InterruptVector.text));
|
|
. = 0x240;
|
|
KEEP(*(.Level5InterruptVector.text));
|
|
. = 0x280;
|
|
KEEP(*(.DebugExceptionVector.text));
|
|
. = 0x2c0;
|
|
KEEP(*(.NMIExceptionVector.text));
|
|
. = 0x300;
|
|
KEEP(*(.KernelExceptionVector.text));
|
|
. = 0x340;
|
|
KEEP(*(.UserExceptionVector.text));
|
|
. = 0x3C0;
|
|
KEEP(*(.DoubleExceptionVector.text));
|
|
. = 0x400;
|
|
*(.*Vector.literal)
|
|
|
|
*(.UserEnter.literal);
|
|
*(.UserEnter.text);
|
|
. = ALIGN (16);
|
|
*(.entry.text)
|
|
*(.init.literal)
|
|
*(.init)
|
|
_init_end = ABSOLUTE(.);
|
|
|
|
/* This goes here, not at top of linker script, so addr2line finds it last,
|
|
and uses it in preference to the first symbol in IRAM */
|
|
_iram_start = ABSOLUTE(0);
|
|
} > iram0_0_seg
|
|
|
|
.iram0.text :
|
|
{
|
|
/* Code marked as runnning out of IRAM */
|
|
_iram_text_start = ABSOLUTE(.);
|
|
*(.iram1 .iram1.*)
|
|
*libfreertos.a:(.literal .text .literal.* .text.*)
|
|
*libheap.a:multi_heap.o(.literal .text .literal.* .text.*)
|
|
*libheap.a:multi_heap_poisoning.o(.literal .text .literal.* .text.*)
|
|
*libesp32.a:panic.o(.literal .text .literal.* .text.*)
|
|
*libesp32.a:core_dump.o(.literal .text .literal.* .text.*)
|
|
*libapp_trace.a:(.literal .text .literal.* .text.*)
|
|
*libxtensa-debug-module.a:eri.o(.literal .text .literal.* .text.*)
|
|
*libphy.a:(.literal .text .literal.* .text.*)
|
|
*librtc.a:(.literal .text .literal.* .text.*)
|
|
*libsoc.a:(.literal .text .literal.* .text.*)
|
|
*libhal.a:(.literal .text .literal.* .text.*)
|
|
*libgcc.a:lib2funcs.o(.literal .text .literal.* .text.*)
|
|
*libspi_flash.a:spi_flash_rom_patch.o(.literal .text .literal.* .text.*)
|
|
*libgcov.a:(.literal .text .literal.* .text.*)
|
|
INCLUDE esp32.spiram.rom-functions-iram.ld
|
|
_iram_text_end = ABSOLUTE(.);
|
|
} > iram0_0_seg
|
|
|
|
.dram0.data :
|
|
{
|
|
_data_start = ABSOLUTE(.);
|
|
*(.data)
|
|
*(.data.*)
|
|
*(.gnu.linkonce.d.*)
|
|
*(.data1)
|
|
*(.sdata)
|
|
*(.sdata.*)
|
|
*(.gnu.linkonce.s.*)
|
|
*(.sdata2)
|
|
*(.sdata2.*)
|
|
*(.gnu.linkonce.s2.*)
|
|
*(.jcr)
|
|
*(.dram1 .dram1.*)
|
|
*libesp32.a:panic.o(.rodata .rodata.*)
|
|
*libphy.a:(.rodata .rodata.*)
|
|
*libsoc.a:rtc_clk.o(.rodata .rodata.*)
|
|
*libapp_trace.a:(.rodata .rodata.*)
|
|
*libgcov.a:(.rodata .rodata.*)
|
|
*libheap.a:multi_heap.o(.rodata .rodata.*)
|
|
*libheap.a:multi_heap_poisoning.o(.rodata .rodata.*)
|
|
INCLUDE esp32.spiram.rom-functions-dram.ld
|
|
_data_end = ABSOLUTE(.);
|
|
. = ALIGN(4);
|
|
} >dram0_0_seg
|
|
|
|
/* Shared RAM */
|
|
.dram0.bss (NOLOAD) :
|
|
{
|
|
. = ALIGN (8);
|
|
_bss_start = ABSOLUTE(.);
|
|
*(.dynsbss)
|
|
*(.sbss)
|
|
*(.sbss.*)
|
|
*(.gnu.linkonce.sb.*)
|
|
*(.scommon)
|
|
*(.sbss2)
|
|
*(.sbss2.*)
|
|
*(.gnu.linkonce.sb2.*)
|
|
*(.dynbss)
|
|
*(.bss)
|
|
*(.bss.*)
|
|
*(.share.mem)
|
|
*(.gnu.linkonce.b.*)
|
|
*(COMMON)
|
|
. = ALIGN (8);
|
|
_bss_end = ABSOLUTE(.);
|
|
_heap_start = ABSOLUTE(.);
|
|
} >dram0_0_seg
|
|
|
|
.flash.rodata :
|
|
{
|
|
_rodata_start = ABSOLUTE(.);
|
|
*(.rodata)
|
|
*(.rodata.*)
|
|
*(.irom1.text) /* catch stray ICACHE_RODATA_ATTR */
|
|
*(.gnu.linkonce.r.*)
|
|
*(.rodata1)
|
|
__XT_EXCEPTION_TABLE_ = ABSOLUTE(.);
|
|
*(.xt_except_table)
|
|
*(.gcc_except_table .gcc_except_table.*)
|
|
*(.gnu.linkonce.e.*)
|
|
*(.gnu.version_r)
|
|
. = (. + 3) & ~ 3;
|
|
__eh_frame = ABSOLUTE(.);
|
|
KEEP(*(.eh_frame))
|
|
. = (. + 7) & ~ 3;
|
|
/* C++ constructor and destructor tables, properly ordered: */
|
|
__init_array_start = ABSOLUTE(.);
|
|
KEEP (*crtbegin.o(.ctors))
|
|
KEEP (*(EXCLUDE_FILE (*crtend.o) .ctors))
|
|
KEEP (*(SORT(.ctors.*)))
|
|
KEEP (*(.ctors))
|
|
__init_array_end = ABSOLUTE(.);
|
|
KEEP (*crtbegin.o(.dtors))
|
|
KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors))
|
|
KEEP (*(SORT(.dtors.*)))
|
|
KEEP (*(.dtors))
|
|
/* C++ exception handlers table: */
|
|
__XT_EXCEPTION_DESCS_ = ABSOLUTE(.);
|
|
*(.xt_except_desc)
|
|
*(.gnu.linkonce.h.*)
|
|
__XT_EXCEPTION_DESCS_END__ = ABSOLUTE(.);
|
|
*(.xt_except_desc_end)
|
|
*(.dynamic)
|
|
*(.gnu.version_d)
|
|
_rodata_end = ABSOLUTE(.);
|
|
/* Literals are also RO data. */
|
|
_lit4_start = ABSOLUTE(.);
|
|
*(*.lit4)
|
|
*(.lit4.*)
|
|
*(.gnu.linkonce.lit4.*)
|
|
_lit4_end = ABSOLUTE(.);
|
|
. = ALIGN(4);
|
|
} >drom0_0_seg
|
|
|
|
.flash.text :
|
|
{
|
|
_stext = .;
|
|
_text_start = ABSOLUTE(.);
|
|
*(.literal .text .literal.* .text.* .stub .gnu.warning .gnu.linkonce.literal.* .gnu.linkonce.t.*.literal .gnu.linkonce.t.*)
|
|
*(.irom0.text) /* catch stray ICACHE_RODATA_ATTR */
|
|
*(.fini.literal)
|
|
*(.fini)
|
|
*(.gnu.version)
|
|
_text_end = ABSOLUTE(.);
|
|
_etext = .;
|
|
|
|
/* Similar to _iram_start, this symbol goes here so it is
|
|
resolved by addr2line in preference to the first symbol in
|
|
the flash.text segment.
|
|
*/
|
|
_flash_cache_start = ABSOLUTE(0);
|
|
} >iram0_2_seg
|
|
}
|