diff options
| -rw-r--r-- | examples/standalone/nios.lds | 61 | ||||
| -rw-r--r-- | examples/standalone/nios2.lds | 133 | ||||
| -rw-r--r-- | lib_nios/config.mk | 2 | ||||
| -rw-r--r-- | lib_nios2/board.c | 2 | ||||
| -rw-r--r-- | lib_nios2/bootm.c | 5 | ||||
| -rw-r--r-- | lib_nios2/config.mk | 2 |
6 files changed, 7 insertions, 198 deletions
diff --git a/examples/standalone/nios.lds b/examples/standalone/nios.lds deleted file mode 100644 index 4c1080b..0000000 --- a/examples/standalone/nios.lds +++ /dev/null @@ -1,61 +0,0 @@ -/* - * (C) Copyright 2003, Psyent Corporation <www.psyent.com> - * Scott McNutt <smcnutt@psyent.com> - * - * 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_FORMAT("elf32-nios") -OUTPUT_ARCH(nios) -ENTRY(_start) - -SECTIONS -{ - .text : - { - *(.text) - } - __text_end = .; - - . = ALIGN(4); - .rodata : - { - *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) - } - __rodata_end = .; - - . = ALIGN(4); - .data : - { - *(.data) - } - . = ALIGN(4); - __data_end = .; - - __bss_start = .; - . = ALIGN(4); - .bss (NOLOAD) : - { - *(.bss) - } - . = ALIGN(4); - __bss_end = .; - _end = .; -} diff --git a/examples/standalone/nios2.lds b/examples/standalone/nios2.lds deleted file mode 100644 index a3e5ea8..0000000 --- a/examples/standalone/nios2.lds +++ /dev/null @@ -1,133 +0,0 @@ -/* - * (C) Copyright 2004, Psyent Corporation <www.psyent.com> - * Scott McNutt <smcnutt@psyent.com> - * - * 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_FORMAT("elf32-littlenios2") -OUTPUT_ARCH(nios2) -ENTRY(_start) - -SECTIONS -{ - .text : - { - *(.text) - *(.text.*) - *(.gnu.linkonce.t*) - *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) - *(.gnu.linkonce.r*) - } - . = ALIGN (4); - _etext = .; - PROVIDE (etext = .); - - /* INIT DATA sections - "Small" data (see the gcc -G option) - * is always gp-relative. Here we make all init data sections - * adjacent to simplify the startup code -- and provide - * the global pointer for gp-relative access. - */ - _data = .; - .data : - { - *(.data) - *(.data.*) - *(.gnu.linkonce.d*) - } - - . = ALIGN(16); - _gp = .; /* Global pointer addr */ - PROVIDE (gp = .); - - .sdata : - { - *(.sdata) - *(.sdata.*) - *(.gnu.linkonce.s.*) - } - . = ALIGN(4); - - _edata = .; - PROVIDE (edata = .); - - /* UNINIT DATA - Small uninitialized data is first so it's - * adjacent to sdata and can be referenced via gp. The normal - * bss follows. We keep it adjacent to simplify init code. - */ - __bss_start = .; - .sbss (NOLOAD) : - { - *(.sbss) - *(.sbss.*) - *(.gnu.linkonce.sb.*) - *(.scommon) - } - . = ALIGN(4); - .bss (NOLOAD) : - { - *(.bss) - *(.bss.*) - *(.dynbss) - *(COMMON) - *(.scommon) - } - . = ALIGN(4); - _end = .; - PROVIDE (end = .); - - /* CMD TABLE - uboot command sections - */ - . = .; - __uboot_cmd_start = .; - .u_boot_cmd : - { - *(.u_boot_cmd) - } - . = ALIGN(4); - __u_boot_cmd_end = .; - - /* DEBUG -- symbol table, string table, etc. etc. - */ - .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) } - .debug 0 : { *(.debug) } - .line 0 : { *(.line) } - .debug_srcinfo 0 : { *(.debug_srcinfo) } - .debug_sfnames 0 : { *(.debug_sfnames) } - .debug_aranges 0 : { *(.debug_aranges) } - .debug_pubnames 0 : { *(.debug_pubnames) } - .debug_info 0 : { *(.debug_info) } - .debug_abbrev 0 : { *(.debug_abbrev) } - .debug_line 0 : { *(.debug_line) } - .debug_frame 0 : { *(.debug_frame) } - .debug_str 0 : { *(.debug_str) } - .debug_loc 0 : { *(.debug_loc) } - .debug_macinfo 0 : { *(.debug_macinfo) } - .debug_weaknames 0 : { *(.debug_weaknames) } - .debug_funcnames 0 : { *(.debug_funcnames) } - .debug_typenames 0 : { *(.debug_typenames) } - .debug_varnames 0 : { *(.debug_varnames) } -} diff --git a/lib_nios/config.mk b/lib_nios/config.mk index d48aa6d..e1b9f07 100644 --- a/lib_nios/config.mk +++ b/lib_nios/config.mk @@ -24,6 +24,6 @@ CROSS_COMPILE ?= nios-elf- -STANDALONE_LOAD_ADDR = 0x00800000 -L $(gcclibdir)/m32 -T nios.lds +STANDALONE_LOAD_ADDR = 0x00800000 -L $(gcclibdir)/m32 PLATFORM_CPPFLAGS += -m32 -DCONFIG_NIOS -D__NIOS__ -ffixed-g7 -gstabs diff --git a/lib_nios2/board.c b/lib_nios2/board.c index 008f04f..41d3297 100644 --- a/lib_nios2/board.c +++ b/lib_nios2/board.c @@ -83,8 +83,6 @@ void board_init (void) { bd_t *bd; init_fnc_t **init_fnc_ptr; - char *s, *e; - int i; /* Pointer is writable since we allocated a register for it. * Nios treats CONFIG_SYS_GBL_DATA_OFFSET as an address. diff --git a/lib_nios2/bootm.c b/lib_nios2/bootm.c index 53fd569..675bfac 100644 --- a/lib_nios2/bootm.c +++ b/lib_nios2/bootm.c @@ -24,6 +24,7 @@ #include <common.h> #include <command.h> #include <asm/byteorder.h> +#include <asm/cache.h> int do_bootm_linux(int flag, int argc, char *argv[], bootm_headers_t *images) { @@ -32,6 +33,10 @@ int do_bootm_linux(int flag, int argc, char *argv[], bootm_headers_t *images) if ((flag != 0) && (flag != BOOTM_STATE_OS_GO)) return 1; + /* flushes data and instruction caches before calling the kernel */ + flush_dcache (0,CONFIG_SYS_DCACHE_SIZE); + flush_icache (0,CONFIG_SYS_ICACHE_SIZE); + /* For now we assume the Microtronix linux ... which only * needs to be called ;-) */ diff --git a/lib_nios2/config.mk b/lib_nios2/config.mk index 34ee697..be40639 100644 --- a/lib_nios2/config.mk +++ b/lib_nios2/config.mk @@ -24,7 +24,7 @@ CROSS_COMPILE ?= nios2-elf- -STANDALONE_LOAD_ADDR = 0x02000000 -L $(gcclibdir) -T nios2.lds +STANDALONE_LOAD_ADDR = 0x02000000 -L $(gcclibdir) PLATFORM_CPPFLAGS += -DCONFIG_NIOS2 -D__NIOS2__ PLATFORM_CPPFLAGS += -ffixed-r15 -G0 |