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Add a bunch of deps

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This commit is contained in:
jaseg 2020-02-27 14:39:18 +01:00
parent fcbdab4ab2
commit b489a1b12f
13 changed files with 194 additions and 618 deletions
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112
controller/fw/Makefile
View file

@ -1,13 +1,23 @@
SOURCES := main.c mspdebug_wrapper.c spi_flash.c
SOURCES += mspdebug/drivers/jtaglib.c
OPENCM3_DIR ?= libopencm3
CMSIS_DIR ?= cmsis
MSPDEBUG_DIR ?= mspdebug
LIBSODIUM_DIR ?= libsodium
TINYAES_DIR ?= tinyaes
MUSL_DIR ?= musl
C_SOURCES := src/main.c src/mspdebug_wrapper.c src/spi_flash.c
C_SOURCES += $(MSPDEBUG_DIR)/drivers/jtaglib.c
C_SOURCES += $(CMSIS_DIR)/CMSIS/DSP/Source/TransformFunctions/arm_rfft_f32.c
C_SOURCES += $(CMSIS_DIR)/CMSIS/DSP/Source/TransformFunctions/arm_bitreversal.c
C_SOURCES += $(CMSIS_DIR)/CMSIS/DSP/Source/TransformFunctions/arm_cfft_radix4_f32.c
CXX_SOURCES += src/ldpc_wrapper.cpp
BUILDDIR ?= build
BINARY := safetyreset
LDSCRIPT := stm32f407.ld
LIBNAME := opencm3_stm32f4
OPENCM3_DIR ?= libopencm3
OPENCM3_LIB := opencm3_stm32f4
PREFIX ?= arm-none-eabi-
@ -21,73 +31,79 @@ OBJCOPY := $(PREFIX)objcopy
OBJDUMP := $(PREFIX)objdump
GDB := $(PREFIX)gdb
OPENCM3_DIR := $(abspath $(OPENCM3_DIR))
CMSIS_DIR := $(abspath $(CMSIS_DIR))
MSPDEBUG_DIR := $(abspath $(MSPDEBUG_DIR))
LIBSODIUM_DIR := $(abspath $(LIBSODIUM_DIR))
TINYAES_DIR := $(abspath $(TINYAES_DIR))
MUSL_DIR := $(abspath $(MUSL_DIR))
CFLAGS += -I$(OPENCM3_DIR)/include -Imspdebug/util -Imspdebug/drivers
CFLAGS += -I$(CMSIS_DIR)/CMSIS/DSP/Include -I$(CMSIS_DIR)/CMSIS/Core/Include
CFLAGS += -Os -std=gnu11 -g -DSTM32F4
# Note: libopencm3 requires some standard libc definitions from stdint.h and stdbool.h, so we don't pass -nostdinc here.
CFLAGS += -nostdlib -ffreestanding
CFLAGS += -mthumb -mcpu=cortex-m4 -mfloat-abi=hard -mfpu=fpv4-sp-d16 -g
CFLAGS += -Wextra -Wshadow -Wimplicit-function-declaration -Wundef
CFLAGS += -Wredundant-decls -Wmissing-prototypes -Wstrict-prototypes
CFLAGS += -mthumb -mcpu=cortex-m4 -mfloat-abi=hard -mfpu=fpv4-sp-d16
CFLAGS += -fno-common -ffunction-sections -fdata-sections
INT_CFLAGS += -Wextra -Wshadow -Wimplicit-function-declaration -Wundef
INT_CFLAGS += -Wredundant-decls -Wmissing-prototypes -Wstrict-prototypes
CXXFLAGS += -Os -g
CXXFLAGS += -nostdlib -ffreestanding
CXXFLAGS += -mthumb -mcpu=cortex-m4 -mfloat-abi=hard -mfpu=fpv4-sp-d16
CXXFLAGS += -fno-common -ffunction-sections -fdata-sections
CXXFLAGS += -Wextra -Wshadow -Wundef -Wredundant-decls
CXXFLAGS += -I.
LDFLAGS += --static -nostartfiles
LDFLAGS += -T$(LDSCRIPT)
LDFLAGS += -mthumb -mcpu=cortex-m4 -mfloat-abi=hard -mfpu=fpv4-sp-d16 -g
LDFLAGS += -Wl,--cre
#LDFLAGS += -Wl,--gc-sections
LDFLAGS += -Wl,--start-group -lc -lgcc -lnosys -Wl,--end-group
LDFLAGS += -L$(OPENCM3_DIR)/lib
LDFLAGS += -l$(LIBNAME) $(shell $(CC) -print-libgcc-file-name)
LDFLAGS += -L$(OPENCM3_DIR)/lib -l$(OPENCM3_LIB) $(shell $(CC) -print-libgcc-file-name)
all: elf
all: $(BUILDDIR)/$(BINARY).elf
elf: $(BUILDDIR)/$(BINARY).elf
bin: $(BUILDDIR)/$(BINARY).bin
hex: $(BUILDDIR)/$(BINARY).hex
srec: $(BUILDDIR)/$(BINARY).srec
list: $(BUILDDIR)/$(BINARY).list
OBJS := $(addprefix $(BUILDDIR)/,$(C_SOURCES:.c=.o) $(CXX_SOURCES:.cpp=.o))
images: $(BUILDDIR)/$(BINARY).images
$(OPENCM3_DIR)/lib/lib$(LIBNAME).a:
echo "Warning, $@ not found, attempting to rebuild in $(OPENCM3_DIR)"
$(MAKE) -C $(OPENCM3_DIR)
$(BUILDDIR)/%.elf: $(OBJS) $(LDSCRIPT) $(OPENCM3_DIR)/lib/lib$(OPENCM3_LIB).a $(BUILDDIR)/libsodium/src/libsodium/.libs/libsodium.a $(BUILDDIR)/tinyaes/aes.o $(BUILDDIR)/musl/lib/libc.a
$(LD) $(OBJS) $(LDFLAGS) -o $@ -Wl,-Map=$(BUILDDIR)/src/$*.map $(BUILDDIR)/libsodium/src/libsodium/.libs/libsodium.a $(BUILDDIR)/tinyaes/aes.o
OBJS := $(addprefix $(BUILDDIR)/,$(SOURCES:%.c=%.o))
$(BUILDDIR)/src/%.o: src/%.c
mkdir -p $(@D)
$(CC) $(CFLAGS) $(INT_CFLAGS) -o $@ -c $<
# Define a helper macro for debugging make errors online
# you can type "make print-OPENCM3_DIR" and it will show you
# how that ended up being resolved by all of the included
# makefiles.
print-%:
@echo $*=$($*)
$(BUILDDIR)/%.images: $(BUILDDIR)/%.bin $(BUILDDIR)/%.hex $(BUILDDIR)/%.srec $(BUILDDIR)/%.list $(BUILDDIR)/%.map
$(BUILDDIR)/%.bin: $(BUILDDIR)/%.elf
$(OBJCOPY) -Obinary $< $@
$(BUILDDIR)/%.hex: $(BUILDDIR)/%.elf
$(OBJCOPY) -Oihex $< $@
$(BUILDDIR)/%.srec: $(BUILDDIR)/%.elf
$(OBJCOPY) -Osrec $< $@
$(BUILDDIR)/%.list: $(BUILDDIR)/%.elf
$(OBJDUMP) -S $< > $@
$(BUILDDIR)/%.elf: $(OBJS) $(LDSCRIPT) $(OPENCM3_DIR)/lib/lib$(LIBNAME).a
$(LD) $(OBJS) $(LDFLAGS) -o $@ -Wl,-Map=$*.map
$(BUILDDIR)/src/%.o: src/%.cpp
mkdir -p $(@D)
$(CXX) $(CXXFLAGS) -o $@ -c $<
$(BUILDDIR)/%.o: %.c
mkdir -p $(dir $@)
$(CC) $(CFLAGS) -o $@ -c $<
mkdir -p $(@D)
$(CC) $(CFLAGS) $(EXT_CFLAGS) -o $@ -c $<
$(OPENCM3_DIR)/lib/lib$(OPENCM3_LIB).a:
$(MAKE) -C $(OPENCM3_DIR) -j $(shell nproc)
$(BUILDDIR)/libsodium/src/libsodium/.libs/libsodium.a:
mkdir -p build/libsodium
cd build/libsodium && CFLAGS="$(CFLAGS) -DDEV_MODE=1" $(LIBSODIUM_DIR)/configure --host=arm-none-eabi && $(MAKE) -j $(shell nproc)
$(BUILDDIR)/tinyaes/aes.o:
mkdir -p $(@D)
make -C $(@D) -f $(TINYAES_DIR)/Makefile VPATH=$(TINYAES_DIR) CFLAGS="$(CFLAGS) -c" CC=$(CC) LD=$(LD) AR=$(AR) aes.o
clean:
-rm -r $(BUILDDIR)
-rm -r $(BUILDDIR)/src
-rm $(BUILDDIR)/$(BINARY).elf
.PHONY: images clean elf bin hex srec list
mrproper: clean
-rm -r build
-$(MAKE) -C $(OPENCM3_DIR) clean
.PHONY: clean mrproper
-include $(OBJS:.o=.d)

1
controller/fw/cmsis Submodule

@ -0,0 +1 @@
Subproject commit 02c242de0606a46de29c8deb30954bcf2e9389c3

1
controller/fw/libsodium Submodule

@ -0,0 +1 @@
Subproject commit afae623190f025e7cf2fb0222bfe796b69a36941

76
controller/fw/main.c
View file

@ -1,76 +0,0 @@
#include <stdbool.h>
#include <libopencm3/stm32/rcc.h>
#include <libopencm3/stm32/spi.h>
#include <libopencm3/stm32/gpio.h>
#include "spi_flash.h"
static struct spi_flash_if spif;
static void clock_setup(void)
{
rcc_clock_setup_pll(&rcc_hse_8mhz_3v3[RCC_CLOCK_3V3_168MHZ]);
rcc_periph_clock_enable(RCC_GPIOA);
rcc_periph_clock_enable(RCC_GPIOB);
rcc_periph_clock_enable(RCC_SPI1);
}
static void led_setup(void)
{
gpio_mode_setup(GPIOA, GPIO_MODE_OUTPUT, GPIO_PUPD_NONE, GPIO6 | GPIO7);
}
static void spi_flash_if_set_cs(bool val) {
if (val)
gpio_set(GPIOB, GPIO0);
else
gpio_clear(GPIOB, GPIO0);
}
static void spi_flash_setup(void)
{
gpio_mode_setup(GPIOB, GPIO_MODE_AF, GPIO_PUPD_NONE, GPIO3 | GPIO4 | GPIO5); /* SPI flash SCK/MISO/MOSI */
gpio_mode_setup(GPIOB, GPIO_MODE_OUTPUT, GPIO_PUPD_NONE, GPIO0); /* SPI flash CS */
gpio_set_output_options(GPIOB, GPIO_OTYPE_PP, GPIO_OSPEED_50MHZ, GPIO0 | GPIO3 | GPIO4 | GPIO5);
gpio_set_af(GPIOB, 5, GPIO3 | GPIO4 | GPIO5);
spif_init(&spif, 256, SPI1, &spi_flash_if_set_cs);
}
/*
void spi_flash_test(void) {
spif_clear_mem(&spif);
uint32_t buf[1024];
for (size_t addr=0; addr<0x10000; addr += sizeof(buf)) {
for (size_t i=0; i<sizeof(buf); i+= sizeof(buf[0]))
buf[i/sizeof(buf[0])] = addr + i;
spif_write(&spif, addr, sizeof(buf), (char *)buf);
}
for (size_t i=0; i<sizeof(buf)/sizeof(buf[0]); i++)
buf[i] = 0;
spif_read(&spif, 0x1030, sizeof(buf), (char *)buf);
asm volatile ("bkpt");
}
*/
int main(void)
{
clock_setup();
led_setup();
spi_flash_setup();
gpio_set(GPIOA, GPIO6);
while (1) {
gpio_toggle(GPIOA, GPIO6 | GPIO7);
for (int i = 0; i < 6000000; i++)
__asm__("nop");
}
return 0;
}

207
controller/fw/mspdebug_wrapper.c
View file

@ -1,207 +0,0 @@
#include <unistd.h>
#include <errno.h>
#include <libopencm3/stm32/gpio.h>
#include "output.h"
#include "jtaglib.h"
#include "sr_global.h"
#include "mspdebug_wrapper.h"
#define BLOCK_SIZE 512 /* bytes */
static struct jtdev sr_jtdev;
int flash_and_reset(size_t img_start, size_t img_len, ssize_t (*read_block)(int addr, size_t len, uint8_t *out))
{
union {
uint8_t bytes[BLOCK_SIZE];
uint16_t words[BLOCK_SIZE/2];
} block;
/* Initialize JTAG connection */
unsigned int jtag_id = jtag_init(&sr_jtdev);
if (sr_jtdev.failed)
return -EPIPE;
if (jtag_id != 0x89 && jtag_id != 0x91)
return -EINVAL;
/* Clear flash */
jtag_erase_flash(&sr_jtdev, JTAG_ERASE_MAIN, 0);
if (sr_jtdev.failed)
return -EPIPE;
/* Write flash */
for (size_t p = img_start; p < img_start + img_len; p += BLOCK_SIZE) {
ssize_t nin = read_block(p, BLOCK_SIZE, block.bytes);
if (nin < 0)
return nin;
if (nin & 1) { /* pad unaligned */
block.bytes[nin] = 0;
nin ++;
}
/* Convert to little-endian */
for (ssize_t i=0; i<nin/2; i++)
block.words[i] = htole(block.words[i]);
jtag_write_flash(&sr_jtdev, p, nin/2, block.words);
if (sr_jtdev.failed)
return -EPIPE;
}
/* Verify flash */
/* FIXME
word = jtag_read_mem(NULL, 16, addr+index );
*/
/* Execute power on reset */
jtag_execute_puc(&sr_jtdev);
if (sr_jtdev.failed)
return -EPIPE;
return 0;
}
/* mspdebug HAL shim */
int printc_err(const char *fmt, ...) {
UNUSED(fmt);
/* ignore */
}
static void sr_jtdev_power_on(struct jtdev *p) {
/* ignore */
}
static void sr_jtdev_connect(struct jtdev *p) {
/* ignore */
}
enum sr_gpio_types {
SR_GPIO_TCK,
SR_GPIO_TMS,
SR_GPIO_TDI,
SR_GPIO_RST,
SR_GPIO_TST,
SR_GPIO_TDO,
SR_NUM_GPIOS
};
struct {
uint32_t port;
uint16_t num;
} gpios[SR_NUM_GPIOS] = {
[SR_GPIO_TCK] = {GPIOD, 8},
[SR_GPIO_TMS] = {GPIOD, 9},
[SR_GPIO_TDI] = {GPIOD, 10},
[SR_GPIO_RST] = {GPIOD, 11},
[SR_GPIO_TST] = {GPIOD, 12},
[SR_GPIO_TDO] = {GPIOD, 13},
};
static void sr_gpio_write(int num, int out) {
if (out)
gpio_set(gpios[num].port, gpios[num].num);
else
gpio_clear(gpios[num].port, gpios[num].num);
}
static void sr_jtdev_tck(struct jtdev *p, int out) {
UNUSED(p);
sr_gpio_write(SR_GPIO_TCK, out);
}
static void sr_jtdev_tms(struct jtdev *p, int out) {
UNUSED(p);
sr_gpio_write(SR_GPIO_TMS, out);
}
static void sr_jtdev_tdi(struct jtdev *p, int out) {
UNUSED(p);
sr_gpio_write(SR_GPIO_TDI, out);
}
static void sr_jtdev_rst(struct jtdev *p, int out) {
UNUSED(p);
sr_gpio_write(SR_GPIO_RST, out);
}
static void sr_jtdev_tst(struct jtdev *p, int out) {
UNUSED(p);
sr_gpio_write(SR_GPIO_TST, out);
}
static int sr_jtdev_tdo_get(struct jtdev *p) {
return gpio_get(gpios[SR_GPIO_TST].port, gpios[SR_GPIO_TST].num);
}
static void sr_jtdev_tclk(struct jtdev *p, int out) {
UNUSED(p);
sr_gpio_write(SR_GPIO_TST, out);
}
static int sr_jtdev_tclk_get(struct jtdev *p) {
return gpio_get(gpios[SR_GPIO_TDI].port, gpios[SR_GPIO_TDI].num);
}
static void sr_jtdev_tclk_strobe(struct jtdev *p, unsigned int count) {
while (count--) {
gpio_set(gpios[SR_GPIO_TDI].port, gpios[SR_GPIO_TDI].num);
gpio_clear(gpios[SR_GPIO_TDI].port, gpios[SR_GPIO_TDI].num);
}
}
static void sr_jtdev_led_green(struct jtdev *p, int out) {
UNUSED(p);
UNUSED(out);
/* ignore */
}
static void sr_jtdev_led_red(struct jtdev *p, int out) {
UNUSED(p);
UNUSED(out);
/* ignore */
}
static struct jtdev_func sr_jtdev_vtable = {
.jtdev_open = NULL,
.jtdev_close = NULL,
.jtdev_power_off = NULL,
.jtdev_release = NULL,
.jtdev_power_on = sr_jtdev_power_on,
.jtdev_connect = sr_jtdev_connect,
.jtdev_tck = sr_jtdev_tck,
.jtdev_tms = sr_jtdev_tms,
.jtdev_tdi = sr_jtdev_tdi,
.jtdev_rst = sr_jtdev_rst,
.jtdev_tst = sr_jtdev_tst,
.jtdev_tdo_get = sr_jtdev_tdo_get,
.jtdev_tclk = sr_jtdev_tclk,
.jtdev_tclk_get = sr_jtdev_tclk_get,
.jtdev_tclk_strobe = sr_jtdev_tclk_strobe,
.jtdev_led_green = sr_jtdev_led_green,
.jtdev_led_red = sr_jtdev_led_red,
};
static struct jtdev sr_jtdev = {
0,
.f = &sr_jtdev_vtable
};

6
controller/fw/mspdebug_wrapper.h
View file

@ -1,6 +0,0 @@
#ifndef __MSPDEBUG_WRAPPER_H__
#define __MSPDEBUG_WRAPPER_H__
int flash_and_reset(size_t img_start, size_t img_len, ssize_t (*read_block)(int addr, size_t len, uint8_t *out));
#endif /* __MSPDEBUG_WRAPPER_H__ */

189
controller/fw/spi_flash.c
View file

@ -1,189 +0,0 @@
/* Library for SPI flash 25* devices.
* Copyright (c) 2014 Multi-Tech Systems
* Copyright (c) 2020 Jan Goette <ma@jaseg.de>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#include "spi_flash.h"
#include <libopencm3/stm32/spi.h>
enum {
WRITE_ENABLE = 0x06,
WRITE_DISABLE = 0x04,
READ_IDENTIFICATION = 0x9F,
READ_STATUS = 0x05,
WRITE_STATUS = 0x01,
READ_DATA = 0x03,
READ_DATA_FAST = 0x0B,
PAGE_PROGRAM = 0x02,
SECTOR_ERASE = 0xD8,
BULK_ERASE = 0xC7,
DEEP_POWER_DOWN = 0xB9,
DEEP_POWER_DOWN_RELEASE = 0xAB,
};
enum {
STATUS_SRWD = 0x80, // 0b 1000 0000
STATUS_BP2 = 0x10, // 0b 0001 0000
STATUS_BP1 = 0x08, // 0b 0000 1000
STATUS_BP0 = 0x04, // 0b 0000 0100
STATUS_WEL = 0x02, // 0b 0000 0010
STATUS_WIP = 0x01, // 0b 0000 0001
};
static void spif_write_page(struct spi_flash_if *spif, size_t addr, size_t len, const char* data);
static uint8_t spif_read_status(struct spi_flash_if *spif);
static void spif_enable_write(struct spi_flash_if *spif);
static void spif_wait_for_write(struct spi_flash_if *spif);
#define low_byte(x) (x&0xff)
#define mid_byte(x) ((x>>8)&0xff)
#define high_byte(x) ((x>>16)&0xff)
void spif_init(struct spi_flash_if *spif, size_t page_size, uint32_t spi_base, void (*cs)(bool val)) {
spif->spi_base = spi_base;
spif->page_size = page_size;
spif->cs = cs;
spif->cs(1);
spi_reset(spif->spi_base);
spi_init_master(spif->spi_base,
SPI_CR1_BAUDRATE_FPCLK_DIV_2,
SPI_CR1_CPOL_CLK_TO_1_WHEN_IDLE,
SPI_CR1_CPHA_CLK_TRANSITION_2,
SPI_CR1_DFF_8BIT,
SPI_CR1_MSBFIRST);
spi_enable_software_slave_management(spif->spi_base);
spi_set_nss_high(spif->spi_base);
spi_enable(spif->spi_base);
spif->cs(0);
spi_send(spif->spi_base, READ_IDENTIFICATION);
spif->id.mfg_id = spi_xfer(spif->spi_base, 0);
spif->id.type = spi_xfer(spif->spi_base, 0);
spif->id.size = 1<<spi_xfer(spif->spi_base, 0);
spif->cs(1);
}
void spif_read(struct spi_flash_if *spif, size_t addr, size_t len, char* data) {
spif_enable_write(spif);
spif->cs(0);
spi_xfer(spif->spi_base, READ_DATA);
spi_xfer(spif->spi_base, high_byte(addr));
spi_xfer(spif->spi_base, mid_byte(addr));
spi_xfer(spif->spi_base, low_byte(addr));
for (size_t i = 0; i < len; i++)
data[i] = spi_xfer(spif->spi_base, 0);
spif->cs(1);
}
void spif_write(struct spi_flash_if *spif, size_t addr, size_t len, const char* data) {
size_t written = 0, write_size = 0;
while (written < len) {
write_size = spif->page_size - ((addr + written) % spif->page_size);
if (written + write_size > len)
write_size = len - written;
spif_write_page(spif, addr + written, write_size, data + written);
written += write_size;
}
}
static uint8_t spif_read_status(struct spi_flash_if *spif) {
spif->cs(0);
spi_xfer(spif->spi_base, READ_STATUS);
uint8_t status = spi_xfer(spif->spi_base, 0);
spif->cs(1);
return status;
}
void spif_clear_sector(struct spi_flash_if *spif, size_t addr) {
spif_enable_write(spif);
spif->cs(0);
spi_xfer(spif->spi_base, SECTOR_ERASE);
spi_xfer(spif->spi_base, high_byte(addr));
spi_xfer(spif->spi_base, mid_byte(addr));
spi_xfer(spif->spi_base, low_byte(addr));
spif->cs(1);
spif_wait_for_write(spif);
}
void spif_clear_mem(struct spi_flash_if *spif) {
spif_enable_write(spif);
spif->cs(0);
spi_xfer(spif->spi_base, BULK_ERASE);
spif->cs(1);
spif_wait_for_write(spif);
}
static void spif_write_page(struct spi_flash_if *spif, size_t addr, size_t len, const char* data) {
spif_enable_write(spif);
spif->cs(0);
spi_xfer(spif->spi_base, PAGE_PROGRAM);
spi_xfer(spif->spi_base, high_byte(addr));
spi_xfer(spif->spi_base, mid_byte(addr));
spi_xfer(spif->spi_base, low_byte(addr));
for (size_t i = 0; i < len; i++) {
spi_xfer(spif->spi_base, data[i]);
}
spif->cs(1);
spif_wait_for_write(spif);
}
static void spif_enable_write(struct spi_flash_if *spif) {
spif->cs(0);
spi_xfer(spif->spi_base, WRITE_ENABLE);
spif->cs(1);
}
static void spif_wait_for_write(struct spi_flash_if *spif) {
while (spif_read_status(spif) & STATUS_WIP)
for (int i = 0; i < 800; i++)
;
}
void spif_deep_power_down(struct spi_flash_if *spif) {
spif->cs(0);
spi_xfer(spif->spi_base, DEEP_POWER_DOWN);
spif->cs(1);
}
void spif_wakeup(struct spi_flash_if *spif) {
spif->cs(0);
spi_xfer(spif->spi_base, DEEP_POWER_DOWN_RELEASE);
spif->cs(1);
}

31
controller/fw/spi_flash.h
View file

@ -1,31 +0,0 @@
#ifndef __SPI_FLASH_H__
#define __SPI_FLASH_H__
#include <stdbool.h>
#include <unistd.h>
struct spi_mem_id {
size_t size;
uint8_t mfg_id;
uint8_t type;
};
struct spi_flash_if {
struct spi_mem_id id;
uint32_t spi_base;
size_t page_size;
void (*cs)(bool val);
};
void spif_init(struct spi_flash_if *spif, size_t page_size, uint32_t spi_base, void (*cs)(bool val));
void spif_write(struct spi_flash_if *spif, size_t addr, size_t len, const char* data);
void spif_read(struct spi_flash_if *spif, size_t addr, size_t len, char* data);
void spif_clear_mem(struct spi_flash_if *spif);
void spif_clear_sector(struct spi_flash_if *spif, size_t addr);
void spif_deep_power_down(struct spi_flash_if *spif);
void spif_wakeup(struct spi_flash_if *spif);
#endif /* __SPI_FLASH_H__ */

8
controller/fw/sr_global.h
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@ -1,8 +0,0 @@
#ifndef __SR_GLOBAL_H__
#define __SR_GLOBAL_H__
#define UNUSED(x) ((void) x)
static inline uint16_t htole(uint16_t val) { return val; }
#endif /* __SR_GLOBAL_H__ */

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controller/fw/tinyaes Submodule

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Subproject commit 3fe133ffa32606b0d0d81e0ba1d8bacb392eb7e9