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https://github.com/linux-sunxi/sunxi-tools.git
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fel: Remove obsolete fel-pio (thunk) code
This functionality is now available via "sunxi-fel memmove", so change the fel-gpio script accordingly and remove the thunk code. Signed-off-by: Bernhard Nortmann <bernhard.nortmann@web.de>
This commit is contained in:
Bernhard Nortmann
parent
37e9965b1e
commit
95d8d23989
10
Makefile
10
Makefile
@ -50,7 +50,7 @@ MISC_TOOLS = phoenix_info sunxi-nand-image-builder
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# ARM binaries and images
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# Note: To use this target, set/adjust CROSS_COMPILE and MKSUNXIBOOT if needed
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BINFILES = fel-pio.bin jtag-loop.sunxi fel-sdboot.sunxi uart0-helloworld-sdboot.sunxi
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BINFILES = jtag-loop.sunxi fel-sdboot.sunxi uart0-helloworld-sdboot.sunxi
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CROSS_COMPILE ?= arm-none-eabi-
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CROSS_CC ?= $(CROSS_COMPILE)gcc
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@ -148,19 +148,11 @@ phoenix_info: phoenix_info.c
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%.sunxi: %.bin
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$(MKSUNXIBOOT) $< $@
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fel-pio.bin: fel-pio.elf fel-pio.nm
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ARM_ELF_FLAGS = -Os -marm -fpic -Wall
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ARM_ELF_FLAGS += -fno-common -fno-builtin -ffreestanding -nostdinc -fno-strict-aliasing
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ARM_ELF_FLAGS += -mno-thumb-interwork -fno-stack-protector -fno-toplevel-reorder
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ARM_ELF_FLAGS += -Wstrict-prototypes -Wno-format-nonliteral -Wno-format-security
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fel-pio.elf: fel-pio.c fel-pio.lds
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$(CROSS_CC) -g $(ARM_ELF_FLAGS) $< -nostdlib -o $@ -T fel-pio.lds
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fel-pio.nm: fel-pio.elf
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$(CROSS_COMPILE)nm $< | grep -v " _" >$@
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jtag-loop.elf: jtag-loop.c jtag-loop.lds
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$(CROSS_CC) -g $(ARM_ELF_FLAGS) $< -nostdlib -o $@ -T jtag-loop.lds -Wl,-N
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@ -44,7 +44,7 @@ finds. You can print a list of all FEL devices currently connected/detected
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with `./sunxi-fel --list --verbose`.
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### fel-gpio
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Simple wrapper (script) around `fel-pio` and `sunxi-fel`
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Simple wrapper (script) around `sunxi-pio` and `sunxi-fel`
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to allow GPIO manipulations via FEL
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### fel-sdboot
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@ -58,11 +58,8 @@ Allwinner devices and can be used for testing. Additionally, it may
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serve as a template/example for developing simple bare metal code
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(LED blinking and other similar GPIO related things).
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### fel-pio
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ARM native helper (binary) for `fel-gpio`
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### sunxi-pio
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Manipulate PIO register dumps
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Manipulate PIO registers/dumps
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### sunxi-nand-part
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Tool for manipulating Allwinner NAND partition tables
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BIN
bin/fel-pio.bin
BIN
bin/fel-pio.bin
Binary file not shown.
@ -1,2 +0,0 @@
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00002000 T pio_to_sram
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00002004 T sram_to_pio
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26
fel-gpio
26
fel-gpio
@ -20,26 +20,24 @@
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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# THE SOFTWARE.
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pio_to_sram=0x2000
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sram_to_pio=0x2004
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pio_base=0x01c20800
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pio_size=0x228
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sram_addr=0x3000
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if [ -f fel-pio.bin ]; then
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./sunxi-fel write 0x2000 fel-pio.bin
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else
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./sunxi-fel write 0x2000 bin/fel-pio.bin
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fi
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./sunxi-fel exec $pio_to_sram
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./sunxi-fel read 0x3000 0x228 pio.reg
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# read PIO
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./sunxi-fel memmove $sram_addr $pio_base $pio_size
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./sunxi-fel read $sram_addr $pio_size pio.reg
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./sunxi-pio -i pio.reg print > pio.old
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cat pio.old | fgrep -v '<0><0><0><0>'
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while read cmd; do
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./sunxi-pio -i pio.reg -o pio.reg $cmd
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./sunxi-fel write 0x3000 pio.reg
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./sunxi-fel exe 0x2004
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./sunxi-fel exe 0x2000
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./sunxi-fel read 0x3000 0x228 pio.reg
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# write PIO
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./sunxi-fel write $sram_addr pio.reg
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./sunxi-fel memmove $pio_base $sram_addr $pio_size
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# (re-)read PIO
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./sunxi-fel memmove $sram_addr $pio_base $pio_size
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./sunxi-fel read $sram_addr $pio_size pio.reg
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./sunxi-pio -i pio.reg print > pio.new
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diff -U0 pio.old pio.new || true
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mv -f pio.new pio.old
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63
fel-pio.c
63
fel-pio.c
@ -1,63 +0,0 @@
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/*
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* (C) Copyright 2011 Henrik Nordstrom <henrik@henriknordstrom.net>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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/*
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Build instructions:
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arm-none-eabi-gcc -g -Os -fno-common -fno-builtin -ffreestanding -nostdinc -mno-thumb-interwork -Wall -Wstrict-prototypes -fno-stack-protector -Wno-format-nonliteral -Wno-format-security -fno-toplevel-reorder fel-pio.c -nostdlib -o fel-pio.elf
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arm-none-eabi-objcopy -O binary fel-pio.elf fel-pio.bin
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arm-none-eabi-nm fel-pio.o
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*/
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void _pio_to_sram(void);
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void _sram_to_pio(void);
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void pio_to_sram(void)
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{
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_pio_to_sram();
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}
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void sram_to_pio(void)
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{
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_sram_to_pio();
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}
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void _pio_to_sram(void)
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{
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unsigned long *a = (void *)0x1c20800;
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unsigned long *b = (void *)0x3000;
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int i = 0x228 >> 2;
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while (i--) {
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*b++ = *a++;
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}
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}
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void _sram_to_pio(void)
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{
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unsigned long *a = (void *)0x1c20800;
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unsigned long *b = (void *)0x3000;
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int i = 0x228 >> 2;
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while (i--) {
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*a++ = *b++;
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}
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}
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28
fel-pio.lds
28
fel-pio.lds
@ -1,28 +0,0 @@
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/*
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* Copyright (C) 2012 Henrik Nordstrom <henrik@henriknordstrom.net>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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SECTIONS
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{
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. = 0x2000;
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.text : { *(.text) }
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/DISCARD/ : { *(.dynstr*) }
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/DISCARD/ : { *(.dynamic*) }
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/DISCARD/ : { *(.plt*) }
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/DISCARD/ : { *(.interp*) }
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/DISCARD/ : { *(.gnu*) }
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/DISCARD/ : { *(.note*) }
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}
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