3diy
/
klipper
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

rp2040: Add options to Kconfig for "stage2" flash chip options 

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor 2022-06-18 12:23:42 -04:00
parent 52a8afba43
commit 9e52dc337f
2 changed files with 17 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
src/rp2040/Kconfig
View File

@ -47,6 +47,20 @@ config FLASH_START
hex
default 0x10000000
######################################################################
# Bootloader options
######################################################################
config RP2040_STAGE2_FILE
string
default "boot2_w25q080.S"
config RP2040_STAGE2_CLKDIV
int
default 2
######################################################################
# Communication inteface
######################################################################

5
src/rp2040/Makefile
View File

@ -24,9 +24,10 @@ src-$(CONFIG_HAVE_GPIO_SPI) += rp2040/spi.c
src-$(CONFIG_HAVE_GPIO_I2C) += rp2040/i2c.c
# rp2040 stage2 building
$(OUT)stage2.o: lib/rp2040/boot_stage2/boot2_w25q080.S
STAGE2_FILE := $(shell echo $(CONFIG_RP2040_STAGE2_FILE))
$(OUT)stage2.o: lib/rp2040/boot_stage2/$(STAGE2_FILE) $(OUT)autoconf.h
@echo " Building rp2040 stage2 $@"
$(Q)$(CC) $(CFLAGS) -Ilib/rp2040/boot_stage2 -Ilib/rp2040/boot_stage2/asminclude -DPICO_FLASH_SPI_CLKDIV=2 -c $< -o $(OUT)stage2raw1.o
$(Q)$(CC) $(CFLAGS) -Ilib/rp2040/boot_stage2 -Ilib/rp2040/boot_stage2/asminclude -DPICO_FLASH_SPI_CLKDIV=$(CONFIG_RP2040_STAGE2_CLKDIV) -c $< -o $(OUT)stage2raw1.o
$(Q)$(LD) $(OUT)stage2raw1.o --script=lib/rp2040/boot_stage2/boot_stage2.ld -o $(OUT)stage2raw.o
$(Q)$(OBJCOPY) -O binary $(OUT)stage2raw.o $(OUT)stage2raw.bin
$(Q)lib/rp2040/boot_stage2/pad_checksum -s 0xffffffff $(OUT)stage2raw.bin $(OUT)stage2.S