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portapack-mayhem/firmware/application/portapack.cpp

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/*
* Copyright (C) 2014 Jared Boone, ShareBrained Technology, Inc.
*
* This file is part of PortaPack.
*
* 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, 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; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street,
* Boston, MA 02110-1301, USA.
*/
#include "portapack.hpp"
#include "portapack_hal.hpp"
#include "portapack_dma.hpp"
#include "portapack_cpld_data.hpp"
#include "portapack_persistent_memory.hpp"
#include "hackrf_hal.hpp"
#include "hackrf_gpio.hpp"
using namespace hackrf::one;
#include "jtag_target_gpio.hpp"
#include "clock_manager.hpp"
#include "event_m0.hpp"
#include "backlight.hpp"
#include "touch_adc.hpp"
#include "audio.hpp"
#include "wm8731.hpp"
using wolfson::wm8731::WM8731;
#include "ak4951.hpp"
using asahi_kasei::ak4951::AK4951;
#include "cpld_update.hpp"
#include "optional.hpp"
#include "irq_controls.hpp"
#include "file.hpp"
#include "sd_card.hpp"
#include "string_format.hpp"
#include "bitmap.hpp"
#include "ui_widget.hpp"
namespace portapack {
const char* init_error = nullptr;
portapack::IO io{
portapack::gpio_dir,
portapack::gpio_lcd_rdx,
portapack::gpio_lcd_wrx,
portapack::gpio_io_stbx,
portapack::gpio_addr,
portapack::gpio_lcd_te,
portapack::gpio_dfu,
};
portapack::BacklightCAT4004 backlight_cat4004;
portapack::BacklightOnOff backlight_on_off;
lcd::ILI9341 display;
I2C i2c0(&I2CD0);
SPI ssp1(&SPID2);
portapack::USBSerial usb_serial;
si5351::Si5351 clock_generator{
i2c0, hackrf::one::si5351_i2c_address};
ClockManager clock_manager{
i2c0, clock_generator};
WM8731 audio_codec_wm8731{i2c0, 0x1a};
AK4951 audio_codec_ak4951{i2c0, 0x12};
ads1110::ADS1110 battery_ads1110{i2c0, 0x48};
ReceiverModel receiver_model;
TransmitterModel transmitter_model;
TemperatureLogger temperature_logger;
bool antenna_bias{false};
uint32_t bl_tick_counter{0};
void set_antenna_bias(const bool v) {
antenna_bias = v;
}
bool get_antenna_bias() {
return antenna_bias;
}
static constexpr uint32_t systick_count(const uint32_t clock_source_f) {
return clock_source_f / CH_FREQUENCY;
}
static constexpr uint32_t systick_load(const uint32_t clock_source_f) {
return systick_count(clock_source_f) - 1;
}
constexpr uint32_t i2c0_bus_f = 400000;
constexpr uint32_t i2c0_high_period_ns = 900;
typedef struct {
uint32_t clock_f;
uint32_t systick_count;
uint32_t idivb;
uint32_t idivc;
} clock_config_t;
static constexpr uint32_t idiv_config(const cgu::CLK_SEL clk_sel, const uint32_t idiv) {
return cgu::IDIV_CTRL{0, idiv - 1, 1, clk_sel};
}
constexpr clock_config_t clock_config_irc{
12000000,
systick_load(12000000),
idiv_config(cgu::CLK_SEL::IRC, 1),
idiv_config(cgu::CLK_SEL::IRC, 1),
};
constexpr clock_config_t clock_config_pll1_boot{
96000000,
systick_load(96000000),
idiv_config(cgu::CLK_SEL::PLL1, 9),
idiv_config(cgu::CLK_SEL::PLL1, 3),
};
constexpr clock_config_t clock_config_pll1_step{
100000000,
systick_load(100000000),
idiv_config(cgu::CLK_SEL::PLL1, 1),
idiv_config(cgu::CLK_SEL::PLL1, 1),
};
constexpr clock_config_t clock_config_pll1{
200000000,
systick_load(200000000),
idiv_config(cgu::CLK_SEL::PLL1, 2),
idiv_config(cgu::CLK_SEL::PLL1, 1),
};
constexpr I2CClockConfig i2c_clock_config_400k_boot_clock{
.clock_source_f = clock_config_pll1_boot.clock_f,
.bus_f = i2c0_bus_f,
.high_period_ns = i2c0_high_period_ns,
};
constexpr I2CClockConfig i2c_clock_config_400k_fast_clock{
.clock_source_f = clock_config_pll1.clock_f,
.bus_f = i2c0_bus_f,
.high_period_ns = i2c0_high_period_ns,
};
constexpr I2CConfig i2c_config_boot_clock{
.high_count = i2c_clock_config_400k_boot_clock.i2c_high_count(),
.low_count = i2c_clock_config_400k_boot_clock.i2c_low_count(),
};
constexpr I2CConfig i2c_config_fast_clock{
.high_count = i2c_clock_config_400k_fast_clock.i2c_high_count(),
.low_count = i2c_clock_config_400k_fast_clock.i2c_low_count(),
};
enum class PortaPackModel {
R1_20150901,
R2_20170522,
AGM,
AUTODETECT,
};
static bool save_config(int8_t value) {
persistent_memory::set_config_cpld(value);
portapack::persistent_memory::cache::persist();
return true;
}
static int load_config() {
static Optional<int> config_value;
if (!config_value.is_valid()) {
int8_t value = portapack::persistent_memory::config_cpld();
config_value = value;
}
return config_value.value();
}
static PortaPackModel portapack_model() {
static Optional<PortaPackModel> model;
if (!model.is_valid()) {
jtag::GPIOTarget target{
portapack::gpio_cpld_tck,
portapack::gpio_cpld_tms,
portapack::gpio_cpld_tdi,
portapack::gpio_cpld_tdo};
jtag::JTAG jtag{target};
portapack::cpld::CPLD cpld{jtag};
cpld.reset();
cpld.run_test_idle();
uint32_t idcode = cpld.get_idcode();
if (idcode == 0x25610) {
model = PortaPackModel::AGM;
} else {
const auto switches_state = swizzled_switches();
// chDbgPanic(to_string_hex((uint32_t)switches_state.count(), 8).c_str());
// Only save config if no other multi key boot action is triggered (like pmem reset)
if (((switches_state >> (size_t)ui::KeyEvent::Up) & 1) == 1) {
save_config(1);
// model = PortaPackModel::R2_20170522; // Commented these out as they should be set down below anyway
} else if (((switches_state >> (size_t)ui::KeyEvent::Down) & 1) == 1) {
save_config(2);
// model = PortaPackModel::R1_20150901;
} else if (((switches_state >> (size_t)ui::KeyEvent::Left) & 1) == 1) {
save_config(3);
// model = PortaPackModel::R1_20150901;
} else if (((switches_state >> (size_t)ui::KeyEvent::Right) & 1) == 1) {
save_config(4);
// model = PortaPackModel::R2_20170522;
} else if (((switches_state >> (size_t)ui::KeyEvent::Select) & 1) == 1) {
save_config(0);
}
if (load_config() == 1) {
model = PortaPackModel::R2_20170522;
} else if (load_config() == 2) {
model = PortaPackModel::R1_20150901;
} else if (load_config() == 3) {
model = PortaPackModel::R1_20150901;
} else if (load_config() == 4) {
model = PortaPackModel::R2_20170522;
} else {
model = PortaPackModel::AUTODETECT;
}
}
}
return model.value();
}
// audio_codec_wm8731 = H1R1 & H2+
// audio_codec_ak4951 = H1R2
static audio::Codec* portapack_audio_codec() {
/* I2C ready OK, Automatic recognition of audio chip */
return (audio_codec_wm8731.detected())
? static_cast<audio::Codec*>(&audio_codec_wm8731)
: static_cast<audio::Codec*>(&audio_codec_ak4951);
}
static const portapack::cpld::Config& portapack_cpld_config() {
return (portapack_model() == PortaPackModel::R2_20170522)
? portapack::cpld::rev_20170522::config
: portapack::cpld::rev_20150901::config;
}
Backlight* backlight() {
return (portapack_model() == PortaPackModel::R2_20170522)
? static_cast<portapack::Backlight*>(&backlight_cat4004) // R2_20170522
: static_cast<portapack::Backlight*>(&backlight_on_off); // R1_20150901
}
#define ARRAY_SIZE(a) (sizeof(a) / sizeof(a[0]))
static LPC_CGU_BASE_CLK_Type* const base_clocks_idivc[] = {
&LPC_CGU->BASE_PERIPH_CLK,
&LPC_CGU->BASE_M4_CLK,
&LPC_CGU->BASE_APB1_CLK,
&LPC_CGU->BASE_APB3_CLK,
&LPC_CGU->BASE_SDIO_CLK,
&LPC_CGU->BASE_SSP1_CLK,
};
static void set_idivc_base_clocks(const cgu::CLK_SEL clock_source) {
for (uint32_t i = 0; i < ARRAY_SIZE(base_clocks_idivc); i++) {
base_clocks_idivc[i]->AUTOBLOCK = 1;
base_clocks_idivc[i]->CLK_SEL = toUType(clock_source);
}
}
static void set_clock_config(const clock_config_t& config) {
LPC_CGU->IDIVB_CTRL.word = config.idivb;
LPC_CGU->IDIVC_CTRL.word = config.idivc;
systick_adjust_period(config.systick_count);
halLPCSetSystemClock(config.clock_f);
}
static void shutdown_base() {
i2c0.stop();
set_clock_config(clock_config_irc);
cgu::pll1::disable();
set_idivc_base_clocks(cgu::CLK_SEL::IRC);
cgu::pll1::ctrl({
.pd = 1,
.bypass = 0,
.fbsel = 0,
.direct = 1,
.psel = 0,
.autoblock = 1,
.nsel = 0,
.msel = 23,
.clk_sel = cgu::CLK_SEL::IRC,
});
cgu::pll1::enable();
while (!cgu::pll1::is_locked())
;
set_clock_config(clock_config_pll1_boot);
i2c0.start(i2c_config_boot_clock);
clock_manager.shutdown();
}
static void set_cpu_clock_speed() {
/* Incantation from LPC43xx UM10503 section 12.2.1.1, to bring the M4
* core clock speed to the 110 - 204MHz range.
*/
/* Step into the 90-110MHz M4 clock range */
/* OG:
* Fclkin = 40M
* /N=2 = 20M = PFDin
* Fcco = PFDin * (M=10) = 200M
* r9:
* Fclkin = 10M
* /N=1 = 10M = PFDin
* Fcco = PFDin * (M=20) = 200M
* Fclk = Fcco / (2*(P=1)) = 100M
*/
cgu::pll1::ctrl({
.pd = 1,
.bypass = 0,
.fbsel = 0,
.direct = 0,
.psel = 0,
.autoblock = 1,
.nsel = hackrf_r9 ? 0UL : 1UL,
.msel = hackrf_r9 ? 19UL : 9UL,
.clk_sel = cgu::CLK_SEL::GP_CLKIN,
});
cgu::pll1::enable();
while (!cgu::pll1::is_locked())
;
set_clock_config(clock_config_pll1_step);
/* Delay >50us at 90-110MHz clock speed */
volatile uint32_t delay = 1400;
while (delay--)
;
set_clock_config(clock_config_pll1);
/* Remove /2P divider from PLL1 output to achieve full speed */
cgu::pll1::direct();
}
static void draw_splash_screen_icon(int16_t n, const ui::Bitmap& bitmap) {
ui::Painter painter;
painter.draw_bitmap(
{portapack::display.width() / 2 - 8 - 40 + (n * 20), portapack::display.height() / 2 - 8 + 40},
bitmap,
ui::Color::white(),
ui::Color::black());
}
static bool is_portapack_present() {
systime_t timeout = 50;
uint8_t wm8731_reset_command[] = {0x0f, 0x00};
if (i2c0.transmit(0x1a /* wm8731 */, wm8731_reset_command, 2, timeout) == false) {
audio_codec_ak4951.reset();
uint8_t ak4951_init_command[] = {0x00, 0x00};
i2c0.transmit(0x12 /* ak4951 */, ak4951_init_command, 2, timeout);
chThdSleepMilliseconds(10);
if (i2c0.transmit(0x12 /* ak4951 */, ak4951_init_command, 2, timeout) == false) {
shutdown_base();
return false;
}
}
return true;
}
static bool check_portapack_cpld() {
switch (portapack_model()) {
case PortaPackModel::AUTODETECT: {
portapack::cpld::CpldUpdateStatus result = portapack::cpld::update_autodetect(
portapack::cpld::rev_20150901::config, portapack::cpld::rev_20170522::config);
if (result != portapack::cpld::CpldUpdateStatus::Success) {
shutdown_base();
return false;
}
} break;
case PortaPackModel::R1_20150901:
case PortaPackModel::R2_20170522: {
portapack::cpld::CpldUpdateStatus result = portapack::cpld::update_if_necessary(portapack_cpld_config());
if (result == portapack::cpld::CpldUpdateStatus::Program_failed) {
chThdSleepMilliseconds(10);
// Mode left (R1) and right (R2,H2,H2+) bypass going into hackrf mode after failing CPLD update
// Mode center (autodetect), up (R1) and down (R2,H2,H2+) will go into hackrf mode after failing CPLD update
if (load_config() != 3 /* left */ && load_config() != 4 /* right */) {
shutdown_base();
return false;
}
}
} break;
case PortaPackModel::AGM:
// the AGM devices are always factory flashed. so do nothing
break;
}
return true;
}
static void initialize_boot_splash_screen() {
ui::Painter painter;
portapack::display.init();
painter.fill_rectangle(
{0, 0, portapack::display.width(), portapack::display.height()},
ui::Color::black());
chThdSleepMilliseconds(17);
portapack::backlight()->on();
painter.draw_bitmap(
{portapack::display.width() / 2 - 40, portapack::display.height() / 2 - 8},
ui::bitmap_titlebar_image,
ui::Color::white(),
ui::Color::black());
}
/* Clock scheme after exiting bootloader in SPIFI mode:
*
* XTAL_OSC = powered down
*
* PLL0USB = powered down
* PLL0AUDIO = powered down
* PLL1 = IRC * 24 = 288 MHz
*
* IDIVA = IRC / 1 = 12 MHz
* IDIVB = PLL1 / 9 = 32 MHz
* IDIVC = PLL1 / 3 = 96 MHz
* IDIVD = IRC / 1 = 12 MHz
* IDIVE = IRC / 1 = 12 MHz
*
* BASE_USB0_CLK = PLL0USB
* BASE_PERIPH_CLK = IRC
* BASE_M4_CLK = IDIVC (96 MHz)
* BASE_SPIFI_CLK = IDIVB (32 MHZ)
*
* everything else = IRC
*/
/* Clock scheme during PortaPack operation:
*
* XTAL_OSC = powered down
*
* PLL0USB = XTAL, 480 MHz
* PLL0AUDIO = GP_CLKIN, Fcco=491.52 MHz, Fout=12.288 MHz
* PLL1 =
* OG: GP_CLKIN * 10 = 200 MHz
* r9: GP_CLKIN * 20 = 200 MHz
* IDIVA = IRC / 1 = 12 MHz
* IDIVB = PLL1 / 2 = 100 MHz
* IDIVC = PLL1 / 1 = 200 MHz
* IDIVD = PLL0AUDIO / N (where N is varied depending on decimation factor)
* IDIVE = IRC / 1 = 12 MHz
*
* BASE_USB0_CLK = PLL0USB
* BASE_PERIPH_CLK = IRC
* BASE_M4_CLK = IDIVC (200 MHz)
* BASE_SPIFI_CLK = IDIVB (100 MHZ)
* BASE_AUDIO_CLK = IDIVD
*
* everything else = IRC
*/
init_status_t init() {
set_idivc_base_clocks(cgu::CLK_SEL::IDIVC);
i2c0.start(i2c_config_boot_clock);
chThdSleepMilliseconds(100);
configure_pins_portapack();
portapack::io.init();
persistent_memory::cache::init();
const auto switches_state = swizzled_switches() & (~(0xC0 | 0x80));
bool lcd_fast_setup = switches_state == 0 && portapack::display.read_display_status();
if (lcd_fast_setup) {
initialize_boot_splash_screen();
} else {
if (check_portapack_cpld() == false)
return init_status_t::INIT_PORTAPACK_CPLD_FAILED;
}
/* Cache some configuration data from persistent memory. */
rtc_time::dst_init();
chThdSleepMilliseconds(10);
clock_manager.init_clock_generator();
i2c0.stop();
chThdSleepMilliseconds(10);
set_clock_config(clock_config_irc);
cgu::pll1::disable();
set_cpu_clock_speed();
if (lcd_fast_setup)
draw_splash_screen_icon(0, ui::bitmap_icon_memory);
usb_serial.initialize();
i2c0.start(i2c_config_fast_clock);
chThdSleepMilliseconds(10);
/* Check if portapack is attached by checking if any of the two audio chips is present. */
if (lcd_fast_setup == false && is_portapack_present() == false)
return init_status_t::INIT_NO_PORTAPACK;
if (lcd_fast_setup)
draw_splash_screen_icon(1, ui::bitmap_icon_remote);
touch::adc::init();
controls_init();
chThdSleepMilliseconds(10);
clock_manager.set_reference_ppb(persistent_memory::correction_ppb());
clock_manager.enable_if_clocks();
clock_manager.enable_codec_clocks();
radio::init();
sdcStart(&SDCD1, nullptr);
sd_card::poll_inserted();
chThdSleepMilliseconds(10);
if (lcd_fast_setup)
draw_splash_screen_icon(2, ui::bitmap_icon_sd);
init_status_t return_code = init_status_t::INIT_SUCCESS;
if (!hackrf::cpld::load_sram()) {
if (lcd_fast_setup)
chDbgPanic("HACKRF CPLD FAILED");
return_code = init_status_t::INIT_HACKRF_CPLD_FAILED;
}
if (lcd_fast_setup)
draw_splash_screen_icon(3, ui::bitmap_icon_hackrf);
chThdSleepMilliseconds(10); // This delay seems to solve white noise audio issues
LPC_CREG->DMAMUX = portapack::gpdma_mux;
gpdma::controller.enable();
chThdSleepMilliseconds(10);
audio::init(portapack_audio_codec());
battery_ads1110.init();
if (lcd_fast_setup)
draw_splash_screen_icon(4, ui::bitmap_icon_speaker);
else {
portapack::display.init();
portapack::backlight()->on();
}
return return_code;
}
void shutdown(const bool leave_screen_on) {
gpdma::controller.disable();
if (!leave_screen_on) {
backlight()->off();
display.shutdown();
}
receiver_model.disable();
transmitter_model.disable();
audio::shutdown();
hackrf::cpld::init_from_eeprom();
shutdown_base();
}
void setEventDispatcherToUSBSerial(EventDispatcher* evt) {
usb_serial.setEventDispatcher(evt);
}
bool async_tx_enabled = false; // this is for serial tx things, globally
} /* namespace portapack */
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