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split neopixel

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sipo
Ondřej Hruška 6 years ago
parent 2006936c21
commit 41364db93a
Signed by: MightyPork
GPG Key ID: 2C5FD5035250423D
7 changed files with 271 additions and 179 deletions
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  1. 65
      units/neopixel/_npx_api.c
  2. 64
      units/neopixel/_npx_init.c
  3. 20
      units/neopixel/_npx_init.h
  4. 24
      units/neopixel/_npx_internal.h
  5. 64
      units/neopixel/_npx_settings.c
  6. 31
      units/neopixel/_npx_settings.h
  7. 182
      units/neopixel/unit_neopixel.c

65
units/neopixel/_npx_api.c
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//
// Created by MightyPork on 2018/02/03.
//
#include "platform.h"
#include "unit_base.h"
#include "unit_neopixel.h"
#define NPX_INTERNAL
#include "_npx_internal.h"
#include "ws2812.h"
/* Clear the strip */
error_t UU_NEOPIXEL_Clear(Unit *unit)
{
CHECK_TYPE(unit, &UNIT_NEOPIXEL);
struct priv *priv = unit->data;
ws2812_clear(priv->port, priv->ll_pin, priv->pixels);
return E_SUCCESS;
}
/* Load packed */
error_t UU_NEOPIXEL_Load(Unit *unit, const uint8_t *packed_rgb, uint32_t nbytes)
{
CHECK_TYPE(unit, &UNIT_NEOPIXEL);
struct priv *priv = unit->data;
if (nbytes != 3*priv->pixels) return E_BAD_COUNT;
ws2812_load_raw(priv->port, priv->ll_pin, packed_rgb, priv->pixels);
return E_SUCCESS;
}
/* Load U32, LE or BE */
static error_t load_u32(Unit *unit, const uint8_t *bytes, uint32_t nbytes, bool bige)
{
CHECK_TYPE(unit, &UNIT_NEOPIXEL);
struct priv *priv = unit->data;
if (nbytes != 4*priv->pixels) return E_BAD_COUNT;
ws2812_load_sparse(priv->port, priv->ll_pin, bytes, priv->pixels, bige);
return E_SUCCESS;
}
/* Load U32, LE */
inline error_t UU_NEOPIXEL_LoadU32LE(Unit *unit, const uint8_t *bytes, uint32_t nbytes)
{
return load_u32(unit, bytes, nbytes, false);
}
/* Load U32, BE */
inline error_t UU_NEOPIXEL_LoadU32BE(Unit *unit, const uint8_t *bytes, uint32_t nbytes)
{
return load_u32(unit, bytes, nbytes, true);
}
/* Get the pixel count */
error_t UU_NEOPIXEL_GetCount(Unit *unit, uint16_t *count)
{
CHECK_TYPE(unit, &UNIT_NEOPIXEL);
struct priv *priv = unit->data;
*count = priv->pixels;
return E_SUCCESS;
}

64
units/neopixel/_npx_init.c
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//
// Created by MightyPork on 2018/02/03.
//
#include "platform.h"
#include "unit_base.h"
#define NPX_INTERNAL
#include "_npx_internal.h"
#include "_npx_init.h"
#include "ws2812.h"
/** Allocate data structure and set defaults */
error_t Npx_preInit(Unit *unit)
{
struct priv *priv = unit->data = calloc_ck(1, sizeof(struct priv));
if (priv == NULL)
// some defaults
priv->pin_number = 0;
priv->port_name = 'A';
priv->pixels = 1;
return E_SUCCESS;
}
/** Finalize unit set-up */
error_t Npx_init(Unit *unit)
{
bool suc = true;
struct priv *priv = unit->data;
// --- Parse config ---
priv->ll_pin = hw_pin2ll(priv->pin_number, &suc);
priv->port = hw_port2periph(priv->port_name, &suc);
Resource rsc = hw_pin2resource(priv->port_name, priv->pin_number, &suc);
if (!suc) return E_BAD_CONFIG;
// --- Claim resources ---
TRY(rsc_claim(unit, rsc));
// --- Init hardware ---
LL_GPIO_SetPinMode(priv->port, priv->ll_pin, LL_GPIO_MODE_OUTPUT);
LL_GPIO_SetPinOutputType(priv->port, priv->ll_pin, LL_GPIO_OUTPUT_PUSHPULL);
LL_GPIO_SetPinSpeed(priv->port, priv->ll_pin, LL_GPIO_SPEED_FREQ_HIGH);
// clear strip
ws2812_clear(priv->port, priv->ll_pin, priv->pixels);
return E_SUCCESS;
}
/** Tear down the unit */
void Npx_deInit(Unit *unit)
{
// pins are de-inited during teardown
// Release all resources
rsc_teardown(unit);
// Free memory
free_ck(unit->data);
}

20
units/neopixel/_npx_init.h
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//
// Created by MightyPork on 2018/02/03.
//
#ifndef GEX_F072_NPX_INIT_H
#define GEX_F072_NPX_INIT_H
#ifndef NPX_INTERNAL
#error bad include!
#endif
#include "unit_base.h"
/** Finalize unit set-up */
error_t Npx_init(Unit *unit);
/** Tear down the unit */
void Npx_deInit(Unit *unit);
#endif //GEX_F072_NPX_INIT_H

24
units/neopixel/_npx_internal.h
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//
// Created by MightyPork on 2018/02/03.
//
#ifndef GEX_F072_NPX_INTERNAL_H
#define GEX_F072_NPX_INTERNAL_H
#ifndef NPX_INTERNAL
#error bad include!
#endif
#include "unit_base.h"
/** Private data structure */
struct priv {
char port_name;
uint8_t pin_number;
uint16_t pixels;
uint32_t ll_pin;
GPIO_TypeDef *port;
};
#endif //GEX_F072_NPX_INTERNAL_H

64
units/neopixel/_npx_settings.c
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//
// Created by MightyPork on 2018/02/03.
//
#include "platform.h"
#include "unit_base.h"
#define NPX_INTERNAL
#include "_npx_internal.h"
#include "_npx_settings.h"
/** Load from a binary buffer stored in Flash */
void Npx_loadBinary(Unit *unit, PayloadParser *pp)
{
struct priv *priv = unit->data;
priv->port_name = pp_char(pp);
priv->pin_number = pp_u8(pp);
priv->pixels = pp_u16(pp);
}
/** Write to a binary buffer for storing in Flash */
void Npx_writeBinary(Unit *unit, PayloadBuilder *pb)
{
struct priv *priv = unit->data;
pb_char(pb, priv->port_name);
pb_u8(pb, priv->pin_number);
pb_u16(pb, priv->pixels);
}
// ------------------------------------------------------------------------
/** Parse a key-value pair from the INI file */
error_t Npx_loadIni(Unit *unit, const char *key, const char *value)
{
bool suc = true;
struct priv *priv = unit->data;
if (streq(key, "pin")) {
suc = parse_pin(value, &priv->port_name, &priv->pin_number);
}
else if (streq(key, "pixels")) {
priv->pixels = (uint16_t) avr_atoi(value);
}
else {
return E_BAD_KEY;
}
if (!suc) return E_BAD_VALUE;
return E_SUCCESS;
}
/** Generate INI file section for the unit */
void Npx_writeIni(Unit *unit, IniWriter *iw)
{
struct priv *priv = unit->data;
iw_comment(iw, "Data pin");
iw_entry(iw, "pin", "%c%d", priv->port_name, priv->pin_number);
iw_comment(iw, "Number of pixels");
iw_entry(iw, "pixels", "%d", priv->pixels);
}

31
units/neopixel/_npx_settings.h
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//
// Created by MightyPork on 2018/02/03.
//
#ifndef GEX_F072_NPX_SETTINGS_H
#define GEX_F072_NPX_SETTINGS_H
#ifndef NPX_INTERNAL
#error bad include!
#endif
#include "unit_base.h"
/** Allocate data structure and set defaults */
error_t Npx_preInit(Unit *unit);
/** Load from a binary buffer stored in Flash */
void Npx_loadBinary(Unit *unit, PayloadParser *pp);
/** Write to a binary buffer for storing in Flash */
void Npx_writeBinary(Unit *unit, PayloadBuilder *pb);
// ------------------------------------------------------------------------
/** Parse a key-value pair from the INI file */
error_t Npx_loadIni(Unit *unit, const char *key, const char *value);
/** Generate INI file section for the unit */
void Npx_writeIni(Unit *unit, IniWriter *iw);
#endif //GEX_F072_NPX_SETTINGS_H

182
units/neopixel/unit_neopixel.c
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// Created by MightyPork on 2017/11/25.
//
#include "utils/avrlibc.h"
#include "comm/messages.h"
#include "unit_base.h"
#include "unit_neopixel.h"
#include "ws2812.h"
/** Private data structure */
struct priv {
char port_name;
uint8_t pin_number;
uint16_t pixels;
uint32_t ll_pin;
GPIO_TypeDef *port;
};
// ------------------------------------------------------------------------
/** Load from a binary buffer stored in Flash */
static void Npx_loadBinary(Unit *unit, PayloadParser *pp)
{
struct priv *priv = unit->data;
priv->port_name = pp_char(pp);
priv->pin_number = pp_u8(pp);
priv->pixels = pp_u16(pp);
}
/** Write to a binary buffer for storing in Flash */
static void Npx_writeBinary(Unit *unit, PayloadBuilder *pb)
{
struct priv *priv = unit->data;
pb_char(pb, priv->port_name);
pb_u8(pb, priv->pin_number);
pb_u16(pb, priv->pixels);
}
// ------------------------------------------------------------------------
/** Parse a key-value pair from the INI file */
static error_t Npx_loadIni(Unit *unit, const char *key, const char *value)
{
bool suc = true;
struct priv *priv = unit->data;
if (streq(key, "pin")) {
suc = parse_pin(value, &priv->port_name, &priv->pin_number);
}
else if (streq(key, "pixels")) {
priv->pixels = (uint16_t) avr_atoi(value);
}
else {
return E_BAD_KEY;
}
if (!suc) return E_BAD_VALUE;
return E_SUCCESS;
}
/** Generate INI file section for the unit */
static void Npx_writeIni(Unit *unit, IniWriter *iw)
{
struct priv *priv = unit->data;
iw_comment(iw, "Data pin");
iw_entry(iw, "pin", "%c%d", priv->port_name, priv->pin_number);
iw_comment(iw, "Number of pixels");
iw_entry(iw, "pixels", "%d", priv->pixels);
}
// ------------------------------------------------------------------------
/** Allocate data structure and set defaults */
static error_t Npx_preInit(Unit *unit)
{
struct priv *priv = unit->data = calloc_ck(1, sizeof(struct priv));
if (priv == NULL)
// some defaults
priv->pin_number = 0;
priv->port_name = 'A';
priv->pixels = 1;
return E_SUCCESS;
}
/** Finalize unit set-up */
static error_t Npx_init(Unit *unit)
{
bool suc = true;
struct priv *priv = unit->data;
// --- Parse config ---
priv->ll_pin = hw_pin2ll(priv->pin_number, &suc);
priv->port = hw_port2periph(priv->port_name, &suc);
Resource rsc = hw_pin2resource(priv->port_name, priv->pin_number, &suc);
if (!suc) return E_BAD_CONFIG;
// --- Claim resources ---
TRY(rsc_claim(unit, rsc));
// --- Init hardware ---
LL_GPIO_SetPinMode(priv->port, priv->ll_pin, LL_GPIO_MODE_OUTPUT);
LL_GPIO_SetPinOutputType(priv->port, priv->ll_pin, LL_GPIO_OUTPUT_PUSHPULL);
LL_GPIO_SetPinSpeed(priv->port, priv->ll_pin, LL_GPIO_SPEED_FREQ_HIGH);
// clear strip
ws2812_clear(priv->port, priv->ll_pin, priv->pixels);
return E_SUCCESS;
}
/** Tear down the unit */
static void Npx_deInit(Unit *unit)
{
// pins are de-inited during teardown
// Release all resources
rsc_teardown(unit);
// Free memory
free_ck(unit->data);
}
// ------------------------------------------------------------------------
/* Clear the strip */
error_t UU_NEOPIXEL_Clear(Unit *unit)
{
CHECK_TYPE(unit, &UNIT_NEOPIXEL);
struct priv *priv = unit->data;
ws2812_clear(priv->port, priv->ll_pin, priv->pixels);
return E_SUCCESS;
}
/* Load packed */
error_t UU_NEOPIXEL_Load(Unit *unit, const uint8_t *packed_rgb, uint32_t nbytes)
{
CHECK_TYPE(unit, &UNIT_NEOPIXEL);
struct priv *priv = unit->data;
if (nbytes != 3*priv->pixels) return E_BAD_COUNT;
ws2812_load_raw(priv->port, priv->ll_pin, packed_rgb, priv->pixels);
return E_SUCCESS;
}
/* Load U32, LE or BE */
static error_t load_u32(Unit *unit, const uint8_t *bytes, uint32_t nbytes, bool bige)
{
CHECK_TYPE(unit, &UNIT_NEOPIXEL);
struct priv *priv = unit->data;
if (nbytes != 4*priv->pixels) return E_BAD_COUNT;
ws2812_load_sparse(priv->port, priv->ll_pin, bytes, priv->pixels, bige);
return E_SUCCESS;
}
/* Load U32, LE */
inline error_t UU_NEOPIXEL_LoadU32LE(Unit *unit, const uint8_t *bytes, uint32_t nbytes)
{
return load_u32(unit, bytes, nbytes, false);
}
/* Load U32, BE */
inline error_t UU_NEOPIXEL_LoadU32BE(Unit *unit, const uint8_t *bytes, uint32_t nbytes)
{
return load_u32(unit, bytes, nbytes, true);
}
/* Get the pixel count */
error_t UU_NEOPIXEL_GetCount(Unit *unit, uint16_t *count)
{
CHECK_TYPE(unit, &UNIT_NEOPIXEL);
struct priv *priv = unit->data;
*count = priv->pixels;
return E_SUCCESS;
}
#define NPX_INTERNAL
#include "_npx_settings.h"
#include "_npx_init.h"
enum PinCmd_ {
CMD_CLEAR = 0,

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