Add board port under new board/freescale directory structure and reuse existing PIXIS FPGA support there.
Signed-off-by: Ed Swarthout Ed.Swarthout@freescale.com Signed-off-by: Jon Loeliger jdl@freescale.com --- board/freescale/mpc8544ds/Makefile | 58 ++++++++ board/freescale/mpc8544ds/config.mk | 32 +++++ board/freescale/mpc8544ds/init.S | 243 +++++++++++++++++++++++++++++++++ board/freescale/mpc8544ds/mpc8544ds.c | 205 +++++++++++++++++++++++++++ board/freescale/mpc8544ds/u-boot.lds | 148 ++++++++++++++++++++ 5 files changed, 686 insertions(+), 0 deletions(-) create mode 100644 board/freescale/mpc8544ds/Makefile create mode 100644 board/freescale/mpc8544ds/config.mk create mode 100644 board/freescale/mpc8544ds/init.S create mode 100644 board/freescale/mpc8544ds/mpc8544ds.c create mode 100644 board/freescale/mpc8544ds/u-boot.lds
diff --git a/board/freescale/mpc8544ds/Makefile b/board/freescale/mpc8544ds/Makefile new file mode 100644 index 0000000..bec2168 --- /dev/null +++ b/board/freescale/mpc8544ds/Makefile @@ -0,0 +1,58 @@ +# +# Copyright 2007 Freescale Semiconductor, Inc. +# (C) Copyright 2001-2006 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +include $(TOPDIR)/config.mk + +# ifneq ($(OBJTREE),$(SRCTREE)) +# $(shell mkdir -p $(obj)./common) +# endif + +LIB = $(obj)lib$(BOARD).a + +COBJS := $(BOARD).o \ + ../common/pixis.o + +SOBJS := init.o + +SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS)) +SOBJS := $(addprefix $(obj),$(SOBJS)) + +$(LIB): $(obj).depend $(OBJS) $(SOBJS) + $(AR) crv $@ $(OBJS) + +clean: + rm -f $(OBJS) $(SOBJS) + +distclean: clean + rm -f $(LIB) core *.bak .depend + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/freescale/mpc8544ds/config.mk b/board/freescale/mpc8544ds/config.mk new file mode 100644 index 0000000..85663ef --- /dev/null +++ b/board/freescale/mpc8544ds/config.mk @@ -0,0 +1,32 @@ +# +# Copyright 2007 Freescale Semiconductor, Inc. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +# +# mpc8544ds board +# +ifndef TEXT_BASE +TEXT_BASE = 0xfff80000 +endif + +PLATFORM_CPPFLAGS += -DCONFIG_E500=1 +PLATFORM_CPPFLAGS += -DCONFIG_MPC85xx=1 +PLATFORM_CPPFLAGS += -DCONFIG_MPC8544=1 diff --git a/board/freescale/mpc8544ds/init.S b/board/freescale/mpc8544ds/init.S new file mode 100644 index 0000000..296fee5 --- /dev/null +++ b/board/freescale/mpc8544ds/init.S @@ -0,0 +1,243 @@ +/* + * Copyright 2007 Freescale Semiconductor, Inc. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <ppc_asm.tmpl> +#include <ppc_defs.h> +#include <asm/cache.h> +#include <asm/mmu.h> +#include <config.h> +#include <mpc85xx.h> + +#define LAWAR_TRGT_PCI1 0x00000000 +#define LAWAR_TRGT_PCIE1 0x00200000 +#define LAWAR_TRGT_PCIE2 0x00100000 +#define LAWAR_TRGT_PCIE3 0x00300000 +#define LAWAR_TRGT_LBC 0x00400000 +#define LAWAR_TRGT_DDR 0x00f00000 + +/* + * TLB0 and TLB1 Entries + * + * Out of reset, TLB1's Entry 0 maps the highest 4K for CCSRBAR. + * However, CCSRBAR is then relocated to CFG_CCSRBAR right after + * these TLB entries are established. + * + * The TLB entries for DDR are dynamically setup in spd_sdram() + * and use TLB1 Entries 8 through 15 as needed according to the + * size of DDR memory. + * + * MAS0: tlbsel, esel, nv + * MAS1: valid, iprot, tid, ts, tsize + * MAS2: epn, sharen, x0, x1, w, i, m, g, e + * MAS3: rpn, u0-u3, ux, sx, uw, sw, ur, sr + */ + +#define entry_start \ + mflr r1 ; \ + bl 0f ; + +#define entry_end \ +0: mflr r0 ; \ + mtlr r1 ; \ + blr ; + + + .section .bootpg, "ax" + .globl tlb1_entry +tlb1_entry: + entry_start + + /* + * Number of TLB0 and TLB1 entries in the following table + */ + .long (2f-1f)/16 +1: + /* + * TLB0 4K Non-cacheable, guarded + * 0xff700000 4K Initial CCSRBAR mapping + * + * This ends up at a TLB0 Index==0 entry, and must not collide + * with other TLB0 Entries. + */ + .long TLB1_MAS0(0, 0, 0) + .long TLB1_MAS1(1, 0, 0, 0, 0) + .long TLB1_MAS2(E500_TLB_EPN(CFG_CCSRBAR_DEFAULT), 0,0,0,0,1,0,1,0) + .long TLB1_MAS3(E500_TLB_RPN(CFG_CCSRBAR_DEFAULT), 0,0,0,0,0,1,0,1,0,1) + + /* + * TLB0 16K Cacheable, guarded + * Temporary Global data for initialization + * + * Use four 4K TLB0 entries. These entries must be cacheable + * as they provide the bootstrap memory before the memory + * controler and real memory have been configured. + * + * These entries end up at TLB0 Indicies 0x10, 0x14, 0x18 and 0x1c, + * and must not collide with other TLB0 entries. + */ + .long TLB1_MAS0(0, 0, 0) + .long TLB1_MAS1(1, 0, 0, 0, 0) + .long TLB1_MAS2(E500_TLB_EPN(CFG_INIT_RAM_ADDR), + 0,0,0,0,0,0,1,0) + .long TLB1_MAS3(E500_TLB_RPN(CFG_INIT_RAM_ADDR), + 0,0,0,0,0,1,0,1,0,1) + + .long TLB1_MAS0(0, 0, 0) + .long TLB1_MAS1(1, 0, 0, 0, 0) + .long TLB1_MAS2(E500_TLB_EPN(CFG_INIT_RAM_ADDR + 4 * 1024), + 0,0,0,0,0,0,1,0) + .long TLB1_MAS3(E500_TLB_RPN(CFG_INIT_RAM_ADDR + 4 * 1024), + 0,0,0,0,0,1,0,1,0,1) + + .long TLB1_MAS0(0, 0, 0) + .long TLB1_MAS1(1, 0, 0, 0, 0) + .long TLB1_MAS2(E500_TLB_EPN(CFG_INIT_RAM_ADDR + 8 * 1024), + 0,0,0,0,0,0,1,0) + .long TLB1_MAS3(E500_TLB_RPN(CFG_INIT_RAM_ADDR + 8 * 1024), + 0,0,0,0,0,1,0,1,0,1) + + .long TLB1_MAS0(0, 0, 0) + .long TLB1_MAS1(1, 0, 0, 0, 0) + .long TLB1_MAS2(E500_TLB_EPN(CFG_INIT_RAM_ADDR + 12 * 1024), + 0,0,0,0,0,0,1,0) + .long TLB1_MAS3(E500_TLB_RPN(CFG_INIT_RAM_ADDR + 12 * 1024), + 0,0,0,0,0,1,0,1,0,1) + + + /* + * TLB 0: 64M Non-cacheable, guarded + * 0xfc000000 64M Covers FLASH at 0xFE800000 and 0xFF800000 + * Out of reset this entry is only 4K. + */ + .long TLB1_MAS0(1, 0, 0) + .long TLB1_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_64M) + .long TLB1_MAS2(E500_TLB_EPN(CFG_BOOT_BLOCK), 0,0,0,0,1,0,1,0) + .long TLB1_MAS3(E500_TLB_RPN(CFG_BOOT_BLOCK), 0,0,0,0,0,1,0,1,0,1) + + /* + * TLB 1: 1G Non-cacheable, guarded + * 0x80000000 1G PCIE 8,9,a,b + */ + .long TLB1_MAS0(1, 1, 0) + .long TLB1_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_1G) + .long TLB1_MAS2(E500_TLB_EPN(CFG_PCIE_PHYS), + 0,0,0,0,1,0,1,0) + .long TLB1_MAS3(E500_TLB_RPN(CFG_PCIE_PHYS), + 0,0,0,0,0,1,0,1,0,1) + + /* + * TLB 2: 256M Non-cacheable, guarded + */ + .long TLB1_MAS0(1, 2, 0) + .long TLB1_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_256M) + .long TLB1_MAS2(E500_TLB_EPN(CFG_PCI_PHYS), + 0,0,0,0,1,0,1,0) + .long TLB1_MAS3(E500_TLB_RPN(CFG_PCI_PHYS), 0,0,0,0,0,1,0,1,0,1) + + /* + * TLB 3: 256M Non-cacheable, guarded + */ + .long TLB1_MAS0(1, 3, 0) + .long TLB1_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_256M) + .long TLB1_MAS2(E500_TLB_EPN(CFG_PCI_PHYS + 0x10000000), + 0,0,0,0,1,0,1,0) + .long TLB1_MAS3(E500_TLB_RPN(CFG_PCI_PHYS + 0x10000000), + 0,0,0,0,0,1,0,1,0,1) + + /* + * TLB 4: 64M Non-cacheable, guarded + * 0xe000_0000 1M CCSRBAR + * 0xe100_0000 255M PCI IO range + */ + .long TLB1_MAS0(1, 4, 0) + .long TLB1_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_64M) + .long TLB1_MAS2(E500_TLB_EPN(CFG_CCSRBAR), 0,0,0,0,1,0,1,0) + .long TLB1_MAS3(E500_TLB_RPN(CFG_CCSRBAR), 0,0,0,0,0,1,0,1,0,1) + +#ifdef CFG_LBC_CACHE_BASE + /* + * TLB 5: 64M Cacheable, non-guarded + */ + .long TLB1_MAS0(1, 5, 0) + .long TLB1_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_64M) + .long TLB1_MAS2(E500_TLB_EPN(CFG_LBC_CACHE_BASE), 0,0,0,0,0,0,0,0) + .long TLB1_MAS3(E500_TLB_RPN(CFG_LBC_CACHE_BASE), 0,0,0,0,0,1,0,1,0,1) +#endif + /* + * TLB 6: 64M Non-cacheable, guarded + * 0xf8000000 64M PIXIS 0xF8000000 - 0xFBFFFFFF + */ + .long TLB1_MAS0(1, 6, 0) + .long TLB1_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_64M) + .long TLB1_MAS2(E500_TLB_EPN(CFG_LBC_NONCACHE_BASE), 0,0,0,0,1,0,1,0) + .long TLB1_MAS3(E500_TLB_RPN(CFG_LBC_NONCACHE_BASE), 0,0,0,0,0,1,0,1,0,1) +2: + entry_end + +/* + * LAW(Local Access Window) configuration: + * + * + * Notes: + * CCSRBAR and L2-as-SRAM don't need a configured Local Access Window. + * If flash is 8M at default position (last 8M), no LAW needed. + * + * LAW 0 is reserved for boot mapping + */ + + .section .bootpg, "ax" + .globl law_entry +law_entry: + entry_start + + .long (4f-3f)/8 +3: + .long 0 + .long (LAWAR_TRGT_DDR | (LAWAR_SIZE & LAWAR_SIZE_128M)) & ~LAWAR_EN + + .long (CFG_PCI1_MEM_BASE>>12) & 0xfffff + .long LAWAR_EN | LAWAR_TRGT_PCI1 | (LAWAR_SIZE & LAWAR_SIZE_512M) + + .long (CFG_PCI1_IO_PHYS>>12) & 0xfffff + .long LAWAR_EN | LAWAR_TRGT_PCI1 | (LAWAR_SIZE & LAWAR_SIZE_16M) + + .long (CFG_LBC_CACHE_BASE>>12) & 0xfffff + .long LAWAR_EN | LAWAR_TRGT_LBC | (LAWAR_SIZE & LAWAR_SIZE_256M) + + .long (CFG_PCIE1_MEM_PHYS>>12) & 0xfffff + .long LAWAR_EN | LAWAR_TRGT_PCIE1 | (LAWAR_SIZE & LAWAR_SIZE_256M) + + /* To keep to 10 LAWs, PCIE1_IO_PHYS must use top of mem region */ + + .long (CFG_PCIE2_MEM_PHYS>>12) & 0xfffff + .long LAWAR_EN | LAWAR_TRGT_PCIE2 | (LAWAR_SIZE & LAWAR_SIZE_512M) + + .long (CFG_PCIE2_IO_PHYS>>12) & 0xfffff + .long LAWAR_EN | LAWAR_TRGT_PCIE2 | (LAWAR_SIZE & LAWAR_SIZE_16M) + + .long (CFG_PCIE3_MEM_PHYS>>12) & 0xfffff + .long LAWAR_EN | LAWAR_TRGT_PCIE3 | (LAWAR_SIZE & LAWAR_SIZE_256M) + + .long (CFG_PCIE3_IO_PHYS>>12) & 0xfffff + .long LAWAR_EN | LAWAR_TRGT_PCIE3 | (LAWAR_SIZE & LAWAR_SIZE_16M) +4: + entry_end diff --git a/board/freescale/mpc8544ds/mpc8544ds.c b/board/freescale/mpc8544ds/mpc8544ds.c new file mode 100644 index 0000000..9059934 --- /dev/null +++ b/board/freescale/mpc8544ds/mpc8544ds.c @@ -0,0 +1,205 @@ +/* + * Copyright 2007 Freescale Semiconductor, Inc. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <command.h> +#include <asm/processor.h> +#include <asm/immap_85xx.h> +#include <spd.h> +#include <miiphy.h> + +#include "../common/pixis.h" + +#if defined(CONFIG_OF_FLAT_TREE) +#include <ft_build.h> +extern void ft_cpu_setup(void *blob, bd_t *bd); +#endif + +#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER) +extern void ddr_enable_ecc(unsigned int dram_size); +#endif + +extern long int spd_sdram(void); + +void sdram_init(void); + +int board_early_init_f (void) +{ + return 0; +} + +int checkboard (void) +{ + volatile immap_t *immap = (immap_t *) CFG_CCSRBAR; + volatile ccsr_gur_t *gur = &immap->im_gur; + + if ((uint)&gur->porpllsr != 0xe00e0000) { + printf("immap size error %x\n",&gur->porpllsr); + } + printf ("Board: MPC8544DS\n"); + + return 0; +} + +long int +initdram(int board_type) +{ + long dram_size = 0; + + puts("Initializing\n"); + + dram_size = spd_sdram(); + +#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER) + /* + * Initialize and enable DDR ECC. + */ + ddr_enable_ecc(dram_size); +#endif + puts(" DDR: "); + return dram_size; +} + + +#if defined(CFG_DRAM_TEST) +int +testdram(void) +{ + uint *pstart = (uint *) CFG_MEMTEST_START; + uint *pend = (uint *) CFG_MEMTEST_END; + uint *p; + + printf("Testing DRAM from 0x%08x to 0x%08x\n", + CFG_MEMTEST_START, + CFG_MEMTEST_END); + + printf("DRAM test phase 1:\n"); + for (p = pstart; p < pend; p++) + *p = 0xaaaaaaaa; + + for (p = pstart; p < pend; p++) { + if (*p != 0xaaaaaaaa) { + printf ("DRAM test fails at: %08x\n", (uint) p); + return 1; + } + } + + printf("DRAM test phase 2:\n"); + for (p = pstart; p < pend; p++) + *p = 0x55555555; + + for (p = pstart; p < pend; p++) { + if (*p != 0x55555555) { + printf ("DRAM test fails at: %08x\n", (uint) p); + return 1; + } + } + + printf("DRAM test passed.\n"); + return 0; +} +#endif + + + +int last_stage_init(void) +{ + return 0; +} + + +unsigned long +get_board_sys_clk(ulong dummy) +{ + u8 i, go_bit, rd_clks; + ulong val = 0; + + go_bit = in8(PIXIS_BASE + PIXIS_VCTL); + go_bit &= 0x01; + + rd_clks = in8(PIXIS_BASE + PIXIS_VCFGEN0); + rd_clks &= 0x1C; + + /* + * Only if both go bit and the SCLK bit in VCFGEN0 are set + * should we be using the AUX register. Remember, we also set the + * GO bit to boot from the alternate bank on the on-board flash + */ + + if (go_bit) { + if (rd_clks == 0x1c) + i = in8(PIXIS_BASE + PIXIS_AUX); + else + i = in8(PIXIS_BASE + PIXIS_SPD); + } else { + i = in8(PIXIS_BASE + PIXIS_SPD); + } + + i &= 0x07; + + switch (i) { + case 0: + val = 33333333; + break; + case 1: + val = 40000000; + break; + case 2: + val = 50000000; + break; + case 3: + val = 66666666; + break; + case 4: + val = 83000000; + break; + case 5: + val = 100000000; + break; + case 6: + val = 133333333; + break; + case 7: + val = 166666666; + break; + } + + return val; +} + +#if defined(CONFIG_OF_FLAT_TREE) && defined(CONFIG_OF_BOARD_SETUP) +void +ft_board_setup(void *blob, bd_t *bd) +{ + u32 *p; + int len; + + ft_cpu_setup(blob, bd); + + p = ft_get_prop(blob, "/memory/reg", &len); + if (p != NULL) { + *p++ = cpu_to_be32(bd->bi_memstart); + *p = cpu_to_be32(bd->bi_memsize); + } +} +#endif + diff --git a/board/freescale/mpc8544ds/u-boot.lds b/board/freescale/mpc8544ds/u-boot.lds new file mode 100644 index 0000000..1a8aaa9 --- /dev/null +++ b/board/freescale/mpc8544ds/u-boot.lds @@ -0,0 +1,148 @@ +/* + * Copyright 2007 Freescale Semiconductor, Inc. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +OUTPUT_ARCH(powerpc) +SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib); +/* Do we need any of these for elf? + __DYNAMIC = 0; */ +SECTIONS +{ + .resetvec 0xFFFFFFFC : + { + *(.resetvec) + } = 0xffff + + .bootpg 0xFFFFF000 : + { + cpu/mpc85xx/start.o (.bootpg) + board/freescale/mpc8544ds/init.o (.bootpg) + } = 0xffff + + /* Read-only sections, merged into text segment: */ + . = + SIZEOF_HEADERS; + .interp : { *(.interp) } + .hash : { *(.hash) } + .dynsym : { *(.dynsym) } + .dynstr : { *(.dynstr) } + .rel.text : { *(.rel.text) } + .rela.text : { *(.rela.text) } + .rel.data : { *(.rel.data) } + .rela.data : { *(.rela.data) } + .rel.rodata : { *(.rel.rodata) } + .rela.rodata : { *(.rela.rodata) } + .rel.got : { *(.rel.got) } + .rela.got : { *(.rela.got) } + .rel.ctors : { *(.rel.ctors) } + .rela.ctors : { *(.rela.ctors) } + .rel.dtors : { *(.rel.dtors) } + .rela.dtors : { *(.rela.dtors) } + .rel.bss : { *(.rel.bss) } + .rela.bss : { *(.rela.bss) } + .rel.plt : { *(.rel.plt) } + .rela.plt : { *(.rela.plt) } + .init : { *(.init) } + .plt : { *(.plt) } + .text : + { + cpu/mpc85xx/start.o (.text) + board/freescale/mpc8544ds/init.o (.text) + cpu/mpc85xx/traps.o (.text) + cpu/mpc85xx/interrupts.o (.text) + cpu/mpc85xx/cpu_init.o (.text) + cpu/mpc85xx/cpu.o (.text) + cpu/mpc85xx/speed.o (.text) + common/dlmalloc.o (.text) + lib_generic/crc32.o (.text) + lib_ppc/extable.o (.text) + lib_generic/zlib.o (.text) + *(.text) + *(.fixup) + *(.got1) + } + _etext = .; + PROVIDE (etext = .); + .rodata : + { + *(.rodata) + *(.rodata1) + *(.rodata.str1.4) + *(.eh_frame) + } + .fini : { *(.fini) } =0 + .ctors : { *(.ctors) } + .dtors : { *(.dtors) } + + /* Read-write section, merged into data segment: */ + . = (. + 0x00FF) & 0xFFFFFF00; + _erotext = .; + PROVIDE (erotext = .); + .reloc : + { + *(.got) + _GOT2_TABLE_ = .; + *(.got2) + _FIXUP_TABLE_ = .; + *(.fixup) + } + __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >> 2; + __fixup_entries = (. - _FIXUP_TABLE_) >> 2; + + .data : + { + *(.data) + *(.data1) + *(.sdata) + *(.sdata2) + *(.dynamic) + CONSTRUCTORS + } + _edata = .; + PROVIDE (edata = .); + + . = .; + __u_boot_cmd_start = .; + .u_boot_cmd : { *(.u_boot_cmd) } + __u_boot_cmd_end = .; + + . = .; + __start___ex_table = .; + __ex_table : { *(__ex_table) } + __stop___ex_table = .; + + . = ALIGN(256); + __init_begin = .; + .text.init : { *(.text.init) } + .data.init : { *(.data.init) } + . = ALIGN(256); + __init_end = .; + + __bss_start = .; + .bss : + { + *(.sbss) *(.scommon) + *(.dynbss) + *(.bss) + *(COMMON) + } + _end = . ; + PROVIDE (end = .); +}