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// Module for interfacing with system
#include "module.h"
#include "lauxlib.h"
#include "lmem.h"
#include "platform.h"
#include <stdint.h>
#include <string.h>
#include "user_interface.h"
#include "flash_api.h"
#include "vfs.h"
#include "user_version.h"
#include "rom.h"
#include "task/task.h"
#define CPU80MHZ 80
#define CPU160MHZ 160
#ifdef PLATFORM_STARTUP_COUNT
platform_startup_counts_t platform_startup_counts;
#endif
#define DELAY2SEC 2000
#ifndef LUA_MAXINTEGER
#define LUA_MAXINTEGER INT_MAX
#endif
static void restart_callback(void *arg) {
UNUSED(arg);
system_restart();
}
static int default_onerror(lua_State *L) {
static os_timer_t restart_timer = {0};
/* Use Lua print to print the ToS */
lua_settop(L, 1);
lua_getglobal(L, "print");
lua_insert(L, 1);
lua_pcall(L, 1, 0, 0);
/* One first time through set automatic restart after 2s delay */
if (!restart_timer.timer_func) {
os_timer_setfn(&restart_timer, restart_callback, NULL);
os_timer_arm(&restart_timer, DELAY2SEC, 0);
}
return 0;
}
// Lua: setonerror([function])
static int node_setonerror( lua_State* L ) {
lua_settop(L, 1);
if (!lua_isfunction(L, 1)) {
lua_pop(L, 1);
lua_pushcfunction(L, default_onerror);
}
lua_setfield(L, LUA_REGISTRYINDEX, "onerror");
return 0;
}
// Lua: startupcommand(string)
// The lua.startup({command="string"}) should be used instead
static int node_startupcommand( lua_State* L ) {
size_t l, lrcr;
const char *cmd = luaL_checklstring(L, 1, &l);
lrcr = platform_rcr_write(PLATFORM_RCR_INITSTR, cmd, l+1);
lua_pushboolean(L, lrcr == ~0 ? 0 : 1);
return 1;
}
// Lua: startup([table])
static int node_startup( lua_State* L ) {
uint32_t option, *option_p;
option = 0;
if (platform_rcr_read(PLATFORM_RCR_STARTUP_OPTION, (void **) &option_p) == sizeof(option)) {
option = *option_p;
}
if (lua_gettop(L) > 0) {
// Lets hope it is a table
luaL_checktype(L, 1, LUA_TTABLE);
int has_entries = 0;
lua_pushnil(L);
while (lua_next(L, 1) != 0) {
if (lua_isstring(L, -2)) {
const char *key = lua_tostring(L, -2);
has_entries++;
if (strcmp(key, "command") == 0) {
size_t l, lrcr;
const char *cmd = luaL_checklstring(L, -1, &l);
lrcr = platform_rcr_write(PLATFORM_RCR_INITSTR, cmd, l+1);
if (lrcr == ~0) {
return luaL_error( L, "failed to set command" );
}
}
if (strcmp(key, "banner") == 0) {
int enable = lua_toboolean(L, -1);
option = (option & ~STARTUP_OPTION_NO_BANNER) | (enable ? 0 : STARTUP_OPTION_NO_BANNER);
}
if (strcmp(key, "frequency") == 0) {
int frequency = lua_tointeger(L, -1);
option = (option & ~STARTUP_OPTION_CPU_FREQ_MAX) | (frequency == CPU160MHZ ? STARTUP_OPTION_CPU_FREQ_MAX : 0);
}
if (strcmp(key, "delay_mount") == 0) {
int enable = lua_toboolean(L, -1);
option = (option & ~STARTUP_OPTION_DELAY_MOUNT) | (enable ? STARTUP_OPTION_DELAY_MOUNT : 0);
}
}
lua_pop(L, 1);
}
if (has_entries) {
platform_rcr_write(PLATFORM_RCR_STARTUP_OPTION, &option, sizeof(option));
} else {
// This is a special reset everything case
platform_rcr_delete(PLATFORM_RCR_STARTUP_OPTION);
platform_rcr_delete(PLATFORM_RCR_INITSTR);
option = 0;
}
}
// Now we construct the return table
lua_createtable(L, 0, 4);
const char *init_string;
size_t l;
l = platform_rcr_read(PLATFORM_RCR_INITSTR, (void **) &init_string);
if (l != ~0) {
// when reading it back it can be padded with nulls
while (l > 0 && init_string[l - 1] == 0) {
l--;
}
lua_pushlstring(L, init_string, l);
lua_setfield(L, -2, "command");
}
lua_pushboolean(L, !(option & STARTUP_OPTION_NO_BANNER));
lua_setfield(L, -2, "banner");
lua_pushboolean(L, (option & STARTUP_OPTION_DELAY_MOUNT));
lua_setfield(L, -2, "delay_mount");
lua_pushinteger(L, (option & STARTUP_OPTION_CPU_FREQ_MAX) ? CPU160MHZ : CPU80MHZ);
lua_setfield(L, -2, "frequency");
return 1;
}
// Lua: restart()
static int node_restart( lua_State* L )
{
system_restart();
return 0;
}
static int dsleepMax( lua_State *L ) {
uint64_t dsm = (((uint64_t)system_rtc_clock_cali_proc())*(0x80000000-1))/0x1000;
lua_pushnumber(L, (lua_Float) dsm);
return 1;
}
// Lua: dsleep( us, option )
static int node_deepsleep( lua_State* L )
{
uint64 us;
uint8 option;
// Set deleep option, skip if nil
if ( lua_isnumber(L, 2) )
{
option = lua_tounsigned(L, 2);
luaL_argcheck(L, 2, option <= 4, "wrong option value" );
system_deep_sleep_set_option( option );
}
bool instant = (lua_isnumber(L, 3) && luaL_checkinteger(L, 3)) ? true: false;
if ( lua_isnumber(L, 1) )
{
#if LUA_VERSION_NUM == 501
us = luaL_checknumber(L, 1);
#else /* 503 */
us = lua_isinteger(L, 1) ? lua_tounsigned(L, 1) : (uint64) lua_tonumber(L, 1);
#endif
luaL_argcheck(L, 1, us < 36000000000ull, "invalid time value" );
if (instant)
system_deep_sleep_instant(us);
else
system_deep_sleep(us);
}
return 0;
}
#ifdef PMSLEEP_ENABLE
#include "pm/pmSleep.h"
int node_sleep_resume_cb_ref= LUA_NOREF;
void node_sleep_resume_cb(void)
{
PMSLEEP_DBG("START");
pmSleep_execute_lua_cb(&node_sleep_resume_cb_ref);
PMSLEEP_DBG("END");
}
// Lua: node.sleep(table)
static int node_sleep( lua_State* L )
{
#ifdef TIMER_SUSPEND_ENABLE
pmSleep_INIT_CFG(cfg);
cfg.sleep_mode=LIGHT_SLEEP_T;
if(lua_istable(L, 1)){
pmSleep_parse_table_lua(L, 1, &cfg, NULL, &node_sleep_resume_cb_ref);
}
else{
return luaL_argerror(L, 1, "must be table");
}
cfg.resume_cb_ptr = &node_sleep_resume_cb;
pmSleep_suspend(&cfg);
#else
dbg_printf("\n The option \"TIMER_SUSPEND_ENABLE\" in \"app/include/user_config.h\" was disabled during FW build!\n");
return luaL_error(L, "node.sleep() is unavailable");
#endif
return 0;
}
#else
static int node_sleep( lua_State* L )
{
dbg_printf("\n The options \"TIMER_SUSPEND_ENABLE\" and \"PMSLEEP_ENABLE\" in \"app/include/user_config.h\" were disabled during FW build!\n");
return luaL_error(L, "node.sleep() is unavailable");
}
#endif //PMSLEEP_ENABLE
static void add_int_field( lua_State* L, lua_Integer i, const char *name){
lua_pushinteger(L, i);
lua_setfield(L, -2, name);
}
static void add_string_field( lua_State* L, const char *s, const char *name) {
lua_pushstring(L, s);
lua_setfield(L, -2, name);
}
static void get_lfs_config ( lua_State* L ){
int config[5];
lua_getlfsconfig(L, config);
lua_createtable(L, 0, 4);
add_int_field(L, config[0], "lfs_mapped");
add_int_field(L, config[1], "lfs_base");
add_int_field(L, config[2], "lfs_size");
add_int_field(L, config[3], "lfs_used");
}
static int node_info( lua_State* L ){
const char* options[] = {"lfs", "hw", "sw_version", "build_config", "legacy", NULL};
int option = luaL_checkoption (L, 1, options[4], options);
switch (option) {
case 0: { // lfs
get_lfs_config(L);
return 1;
}
case 1: { // hw
lua_createtable(L, 0, 5);
add_int_field(L, system_get_chip_id(), "chip_id");
add_int_field(L, spi_flash_get_id(), "flash_id");
add_int_field(L, flash_rom_get_size_byte() / 1024, "flash_size");
add_int_field(L, flash_rom_get_mode(), "flash_mode");
add_int_field(L, flash_rom_get_speed(), "flash_speed");
return 1;
}
case 2: { // sw_version
lua_createtable(L, 0, 7);
add_int_field(L, NODE_VERSION_MAJOR, "node_version_major");
add_int_field(L, NODE_VERSION_MINOR, "node_version_minor");
add_int_field(L, NODE_VERSION_REVISION, "node_version_revision");
add_string_field(L, BUILDINFO_BRANCH, "git_branch");
add_string_field(L, BUILDINFO_COMMIT_ID, "git_commit_id");
add_string_field(L, BUILDINFO_RELEASE, "git_release");
add_string_field(L, BUILDINFO_RELEASE_DTS, "git_commit_dts");
return 1;
}
case 3: { // build_config
lua_createtable(L, 0, 4);
lua_pushboolean(L, BUILDINFO_SSL);
lua_setfield(L, -2, "ssl");
lua_pushinteger(L, BUILDINFO_LFS_SIZE);
lua_setfield(L, -2, "lfs_size");
add_string_field(L, BUILDINFO_MODULES, "modules");
add_string_field(L, BUILDINFO_BUILD_TYPE, "number_type");
return 1;
}
default: { // legacy
platform_print_deprecation_note("node.info() without parameter", "in the next version");
lua_pushinteger(L, NODE_VERSION_MAJOR);
lua_pushinteger(L, NODE_VERSION_MINOR);
lua_pushinteger(L, NODE_VERSION_REVISION);
lua_pushinteger(L, system_get_chip_id()); // chip id
lua_pushinteger(L, spi_flash_get_id()); // flash id
lua_pushinteger(L, flash_rom_get_size_byte() / 1024); // flash size in KB
lua_pushinteger(L, flash_rom_get_mode());
lua_pushinteger(L, flash_rom_get_speed());
return 8;
}
}
}
// Lua: chipid()
static int node_chipid( lua_State* L )
{
uint32_t id = system_get_chip_id();
lua_pushinteger(L, id);
return 1;
}
// deprecated, moved to adc module
// Lua: readvdd33()
// static int node_readvdd33( lua_State* L )
// {
// uint32_t vdd33 = readvdd33();
// lua_pushinteger(L, vdd33);
// return 1;
// }
// Lua: flashid()
static int node_flashid( lua_State* L )
{
uint32_t id = spi_flash_get_id();
lua_pushinteger( L, id );
return 1;
}
// Lua: flashsize()
static int node_flashsize( lua_State* L )
{
uint32_t sz = flash_rom_get_size_byte();
lua_pushinteger( L, sz );
return 1;
}
// Lua: heap()
static int node_heap( lua_State* L )
{
uint32_t sz = system_get_free_heap_size();
lua_pushinteger(L, sz);
return 1;
}
// Lua: input("string")
static int node_input( lua_State* L ) {
luaL_checkstring(L, 1);
lua_getfield(L, LUA_REGISTRYINDEX, "stdin");
lua_rawgeti(L, -1, 1); /* get the pipe_write func from stdin[1] */
lua_insert(L, -2); /* and move above the pipe ref */
lua_pushvalue(L, 1);
lua_call(L, 2, 0); /* stdin:write(line); errors are thrown to caller */
return 0;
}
static int serial_debug = 1;
/*
** Output redirector. Note that panics in the output callback cannot be processed
** using luaL_pcallx() as this would create an infinite error loop, so they are
** reported direct to the UART.
*/
void output_redirect(const char *str, size_t l) {
lua_State *L = lua_getstate();
int n = lua_gettop(L);
lua_pushliteral(L, "stdout");
lua_rawget(L, LUA_REGISTRYINDEX); /* fetch reg.stdout */
if (lua_istable(L, -1)) { /* reg.stdout is pipe */
if (serial_debug) {
uart0_sendStrn(str, l);
}
lua_rawgeti(L, -1, 1); /* get the pipe_write func from stdout[1] */
lua_insert(L, -2); /* and move above the pipe ref */
lua_pushlstring(L, str, l);
if (lua_pcall(L, 2, 0, 0) != LUA_OK) { /* Reg.stdout:write(str) */
lua_writestringerror("error calling stdout:write(%s)\n", lua_tostring(L, -1));
system_restart();
}
} else { /* reg.stdout == nil */
uart0_sendStrn(str, l);
}
lua_settop(L, n); /* Make sure all code paths leave stack unchanged */
}
extern int pipe_create(lua_State *L);
// Lua: output(function(c), debug)
static int node_output( lua_State* L )
{
serial_debug = (lua_isnumber(L, 2) && lua_tointeger(L, 2) == 0) ? 0 : 1;
lua_settop(L, 1);
if (lua_isfunction(L, 1)) {
lua_pushcfunction(L, pipe_create);
lua_insert(L, 1);
lua_pushinteger(L, LUA_TASK_MEDIUM);
lua_call(L, 2, 1); /* Any pipe.create() errors thrown back to caller */
} else { // remove the stdout pipe
lua_pop(L,1);
lua_pushnil(L); /* T[1] = nil */
serial_debug = 1;
}
lua_pushliteral(L, "stdout");
lua_insert(L, 1);
lua_rawset(L, LUA_REGISTRYINDEX); /* Reg.stdout = nil or pipe */
return 0;
}
static int writer(lua_State* L, const void* p, size_t size, void* u)
{
UNUSED(L);
int file_fd = *( (int *)u );
if (!file_fd)
return 1;
NODE_DBG("get fd:%d,size:%d\n", file_fd, size);
if (size != 0 && (size != vfs_write(file_fd, (const char *)p, size)) )
return 1;
NODE_DBG("write fd:%d,size:%d\n", file_fd, size);
return 0;
}
#if LUA_VERSION_NUM == 501
#define getproto(o) (clvalue(o)->l.p)
#endif
// Lua: compile(filename) -- compile lua file into lua bytecode, and save to .lc
static int node_compile( lua_State* L )
{
Proto* f;
int file_fd = 0;
size_t len;
const char *fname = luaL_checklstring( L, 1, &len );
const char *basename = vfs_basename( fname );
luaL_argcheck(L, strlen(basename) <= FS_OBJ_NAME_LEN && strlen(fname) == len, 1, "filename invalid");
char *output = luaM_malloc( L, len+1 );
strcpy(output, fname);
// check here that filename end with ".lua".
if (len < 4 || (strcmp( output + len - 4, ".lua") != 0) ) {
luaM_free( L, output );
return luaL_error(L, "not a .lua file");
}
output[strlen(output) - 2] = 'c';
output[strlen(output) - 1] = '\0';
NODE_DBG(output);
NODE_DBG("\n");
if (luaL_loadfile(L, fname) != 0) {
luaM_free( L, output );
return luaL_error(L, lua_tostring(L, -1));
}
int stripping = 1; /* strip debug information? */
file_fd = vfs_open(output, "w+");
if (!file_fd)
{
luaM_free( L, output );
return luaL_error(L, "cannot open/write to file");
}
int result = lua_dump(L, writer, &file_fd, stripping);
if (vfs_flush(file_fd) != VFS_RES_OK) {
// overwrite Lua error, like writer() does in case of a file io error
result = 1;
}
vfs_close(file_fd);
file_fd = 0;
luaM_free( L, output );
if (result == LUA_ERR_CC_INTOVERFLOW) {
return luaL_error(L, "value too big or small for target integer type");
}
if (result == LUA_ERR_CC_NOTINTEGER) {
return luaL_error(L, "target lua_Number is integral but fractional value found");
}
if (result == 1) { // result status generated by writer() or fs_flush() fail
return luaL_error(L, "writing to file failed");
}
return 0;
}
// Lua: node.task.post([priority],task_cb) -- schedule a task for execution next
static int node_task_post( lua_State* L )
{
int n=1;
unsigned priority = TASK_PRIORITY_MEDIUM;
if (lua_type(L, 1) == LUA_TNUMBER) {
priority = (unsigned) luaL_checkint(L, 1);
luaL_argcheck(L, priority <= TASK_PRIORITY_HIGH, 1, "invalid priority");
n++;
}
luaL_checktype(L, n, LUA_TFUNCTION);
lua_settop(L, n);
(void) luaL_posttask(L, priority);
return 0;
}
// Lua: setcpufreq(mhz)
// mhz is either CPU80MHZ od CPU160MHZ
static int node_setcpufreq(lua_State* L)
{
// http://www.esp8266.com/viewtopic.php?f=21&t=1369
uint32_t new_freq = luaL_checkinteger(L, 1);
if (new_freq == CPU160MHZ){
REG_SET_BIT(0x3ff00014, BIT(0));
ets_update_cpu_frequency(CPU160MHZ);
} else {
REG_CLR_BIT(0x3ff00014, BIT(0));
ets_update_cpu_frequency(CPU80MHZ);
}
new_freq = ets_get_cpu_frequency();
lua_pushinteger(L, new_freq);
return 1;
}
// Lua: freq = node.getcpufreq()
static int node_getcpufreq(lua_State* L)
{
lua_pushinteger(L, system_get_cpu_freq());
return 1;
}
// Lua: code, reason [, exccause, epc1, epc2, epc3, excvaddr, depc ] = bootreason()
static int node_bootreason (lua_State *L)
{
const struct rst_info *ri = system_get_rst_info ();
uint32_t arr[8] = {
rtc_get_reset_reason(),
ri->reason,
ri->exccause, ri->epc1, ri->epc2, ri->epc3, ri->excvaddr, ri->depc
};
int i, n = ((ri->reason != REASON_EXCEPTION_RST) ? 2 : 8);
for (i = 0; i < n; ++i)
lua_pushinteger (L, arr[i]);
return n;
}
// Lua: restore()
static int node_restore (lua_State *L)
{
system_restore();
return 0;
}
/* node.stripdebug([level[, function]]). 
* level: 1 don't discard debug
* 2 discard Local and Upvalue debug info
* 3 discard Local, Upvalue and lineno debug info.
* function: Function to be stripped as per setfenv except 0 not permitted.
* If no arguments then the current default setting is returned.
* If function is omitted, this is the default setting for future compiles
* The function returns an estimated integer count of the bytes stripped.
*/
static int node_stripdebug (lua_State *L) {
int n = lua_gettop(L);
int strip = 0;
lua_settop(L, 2);
if (!lua_isnil(L, 1)) {
strip = lua_tointeger(L, 1);
luaL_argcheck(L, strip > 0 && strip < 4, 1, "Invalid strip level");
}
if (lua_isnumber(L, 2)) {
/* Use debug interface to replace stack level by corresponding function */
int scope = luaL_checkinteger(L, 2);
if (scope > 0) {
lua_Debug ar;
lua_pop(L, 1);
if (lua_getstack(L, scope, &ar)) {
lua_getinfo(L, "f", &ar); /* put function at [2] (ToS) */
}
}
}
int isfunc = lua_isfunction(L, 2);
luaL_argcheck(L, n < 2 || isfunc, 2, "not a valid function");
/* return result of lua_stripdebug, adding 1 if this is get/set level) */
lua_pushinteger(L, lua_stripdebug(L, strip - 1) + (isfunc ? 0 : 1));
return 1;
}
#if LUA_VERSION_NUM == 501
// Lua: node.egc.setmode( mode, [param])
// where the mode is one of the node.egc constants NOT_ACTIVE , ON_ALLOC_FAILURE,
// ON_MEM_LIMIT, ALWAYS. In the case of ON_MEM_LIMIT an integer parameter is reqired
// See legc.h and lecg.c.
static int node_egc_setmode(lua_State* L) {
unsigned mode = luaL_checkinteger(L, 1);
int limit = luaL_optinteger (L, 2, 0);
luaL_argcheck(L, mode <= (EGC_ON_ALLOC_FAILURE | EGC_ON_MEM_LIMIT | EGC_ALWAYS), 1, "invalid mode");
luaL_argcheck(L, !(mode & EGC_ON_MEM_LIMIT) || limit!=0, 1, "limit must be non-zero");
lua_setegcmode( L, mode, limit );
return 0;
}
// totalallocated, estimatedused = node.egc.meminfo()
static int node_egc_meminfo(lua_State *L) {
int totals[2];
lua_getegcinfo(L, totals);
lua_pushinteger(L, totals[0]);
lua_pushinteger(L, totals[1]);
return 2;
}
#endif
//
// Lua: osprint(true/false)
// Allows you to turn on the native Espressif SDK printing
static int node_osprint( lua_State* L )
{
if (lua_toboolean(L, 1)) {
system_set_os_print(1);
} else {
system_set_os_print(0);
}
return 0;
}
static lua_Unsigned random_value() {
// Hopefully the compiler is smart enought to spot the constant IF check
if (sizeof(lua_Unsigned) == 4) {
return os_random();
} else {
return (((uint64_t) os_random()) << 32) + (uint32_t) os_random();
}
}
lua_Integer node_random_range(lua_Integer l, lua_Integer u) {
// The range is the number of different values to return
lua_Unsigned range = u + 1 - l;
// If this is very large then use simpler code
if (range >= LUA_MAXINTEGER) {
uint64_t v;
// This cannot loop more than half the time
while ((v = random_value()) >= range) {
}
// Now v is in the range [0, range)
return v + l;
}
// Easy case, with only one value, we know the result
if (range == 1) {
return l;
}
// Another easy case -- uniform 32/64-bit
if (range == 0) {
return random_value();
}
// Now we have to figure out what a large multiple of range is
// that just fits into 32/64 bits.
// The limit will be less than 1 << 32 by some amount (not much)
lua_Unsigned limit = (((1 + (lua_Unsigned) LUA_MAXINTEGER) / ((range + 1) >> 1)) - 1) * range;
lua_Unsigned v;
while ((v = random_value()) >= limit) {
}
// Now v is uniformly distributed in [0, limit) and limit is a multiple of range
return (v % range) + l;
}
static int node_random (lua_State *L) {
lua_Integer u;
lua_Integer l;
switch (lua_gettop(L)) { /* check number of arguments */
case 0: { /* no arguments */
#ifdef LUA_NUMBER_INTEGRAL
lua_pushinteger(L, 0); /* Number between 0 and 1 - always 0 with ints */
#else
lua_pushnumber(L, ((double)random_value() / 16 / (1LL << (8 * sizeof(lua_Unsigned) - 4))));
#endif
return 1;
}
case 1: { /* only upper limit */
l = 1;
u = luaL_checkinteger(L, 1);
break;
}
case 2: { /* lower and upper limits */
l = luaL_checkinteger(L, 1);
u = luaL_checkinteger(L, 2);
break;
}
default:
return luaL_error(L, "wrong number of arguments");
}
luaL_argcheck(L, l<=u, 2, "interval is empty");
lua_pushinteger(L, node_random_range(l, u)); /* int between `l' and `u' */
return 1;
}
// Just return the startup as an array of tables
static int node_startup_counts(lua_State *L) {
// If the first argument is a number, then add an entry for that line
if (lua_isnumber(L, 1)) {
int lineno = lua_tointeger(L, 1);
STARTUP_ENTRY(lineno);
}
lua_createtable(L, platform_startup_counts.used, 0);
for (int i = 0; i < platform_startup_counts.used; i++) {
const platform_count_entry_t *p = &platform_startup_counts.entries[i];
lua_createtable(L, 0, 3);
lua_pushstring(L, p->name);
lua_setfield(L, -2, "name");
lua_pushinteger(L, p->line);
lua_setfield(L, -2, "line");
lua_pushinteger(L, p->ccount);
lua_setfield(L, -2, "ccount");
lua_rawseti(L, -2, i + 1);
}
return 1;
}
#ifdef DEVELOPMENT_TOOLS
// Lua: rec = node.readrcr(id)
static int node_readrcr (lua_State *L) {
int id = luaL_checkinteger(L, 1);
char *data;
int n = platform_rcr_read(id, (void **)&data);
if (n == ~0) return 0;
lua_pushlstring(L, data, n);
return 1;
}
// Lua: n = node.writercr(id,rec)
static int node_writercr (lua_State *L) {
int id = luaL_checkinteger(L, 1),l;
const char *data = lua_tolstring(L, 2, &l);
int n = platform_rcr_write(id, data, l);
lua_pushinteger(L, n);
return 1;
}
#if LUA_VERSION_NUM > 501
static int node_int2float(lua_State *L) {
union {
lua_Integer i;
lua_Float f;
} u;
u.i = luaL_checkinteger(L, 1);
lua_pushnumber(L, u.f);
return 1;
}
static int node_float2int(lua_State *L) {
union {
lua_Integer i;
lua_Float f;
} u;
u.f = luaL_checknumber(L, 1);
lua_pushinteger(L, u.i);
return 1;
}
#endif
#endif
// Lua: n = node.LFS.reload(lfsimage)
static int node_lfsreload (lua_State *L) {
lua_settop(L, 1);
luaL_lfsreload(L);
return 1;
}
// Lua: n = node.flashreload(lfsimage)
static int lua_lfsreload_deprecated (lua_State *L) {
platform_print_deprecation_note("node.flashreload", "soon. Use node.LFS interface instead");
return node_lfsreload (L);
}
// Lua: n = node.flashindex(module)
// Lua: n = node.LFS.get(module)
static int node_lfsindex (lua_State *L) {
lua_settop(L, 1);
luaL_pushlfsmodule(L);
return 1;
}
// Lua: n = node.LFS.list([option])
// Note that option is ignored in this release
static int node_lfslist (lua_State *L) {
lua_settop(L, 1);
luaL_pushlfsmodules(L);
if (lua_istable(L, -1) && lua_getglobal(L, "table") == LUA_TTABLE) {
lua_getfield(L, -1, "sort");
lua_remove(L, -2); /* remove table table */
lua_pushvalue(L, -2); /* dup array of modules ref to ToS */
lua_call(L, 1, 0);
}
return 1;
}
//== node.LFS Table emulator ==============================================//
static int node_lfs_func (lua_State* L) { /*T[1] = LFS, T[2] = fieldname */
lua_remove(L, 1);
lua_settop(L, 1);
const char *name = lua_tostring(L, 1);
if (!name) {
lua_pushnil(L);
} else if (!strcmp(name, "config")) {
get_lfs_config(L);
} else if (!strcmp(name, "time")) {
luaL_pushlfsdts(L);
} else {
luaL_pushlfsmodule(L);
}
return 1;
}
LROT_BEGIN(node_lfs_meta, NULL, LROT_MASK_INDEX)
LROT_FUNCENTRY( __index, node_lfs_func)
LROT_END(node_lfs_meta, NULL, LROT_MASK_INDEX)
LROT_BEGIN(node_lfs, LROT_TABLEREF(node_lfs_meta), 0)
LROT_FUNCENTRY( list, node_lfslist)
LROT_FUNCENTRY( get, node_lfsindex)
LROT_FUNCENTRY( reload, node_lfsreload )
LROT_END(node_lfs, LROT_TABLEREF(node_lfs_meta), 0)
typedef enum pt_t { lfs_addr=0, lfs_size, spiffs_addr, spiffs_size, max_pt} pt_t;
LROT_BEGIN(pt_map, NULL, 0)
LROT_NUMENTRY( lfs_addr, lfs_addr )
LROT_NUMENTRY( lfs_size, lfs_size )
LROT_NUMENTRY( spiffs_addr, spiffs_addr )
LROT_NUMENTRY( spiffs_size, spiffs_size )
LROT_END(pt_map, NULL, 0)
// Lua: ptinfo = node.getpartitiontable()
static int node_getpartitiontable (lua_State *L) {
uint32_t param[max_pt] = {0};
param[lfs_size] = platform_flash_get_partition(NODEMCU_LFS0_PARTITION, param + lfs_addr);
param[spiffs_size] = platform_flash_get_partition(NODEMCU_SPIFFS0_PARTITION, param + spiffs_addr);
lua_settop(L, 0);
lua_createtable (L, 0, max_pt); /* at index 1 */
lua_pushrotable(L, LROT_TABLEREF(pt_map)); /* at index 2 */
lua_pushnil(L); /* first key at index 3 */
while (lua_next(L, 2) != 0) { /* key at index 3, and v at index 4 */
lua_pushvalue(L, 3); /* dup key to index 5 */
lua_pushinteger(L, param[lua_tointeger(L, 4)]); /* param [v] at index 6 */
lua_rawset(L, 1);
lua_pop(L, 1); /* discard v */
}
lua_pop(L, 1); /* discard pt_map reference */
return 1;
}
static void insert_partition(partition_item_t *p, int n, uint32_t type, uint32_t addr) {
if (n>0)
memmove(p+1, p, n*sizeof(partition_item_t)); /* overlapped so must be move not cpy */
p->type = type;
p->addr = addr;
p->size = 0;
}
static void delete_partition(partition_item_t *p, int n) {
if (n>0)
memmove(p, p+1, n*sizeof(partition_item_t)); /* overlapped so must be move not cpy */
}
#define SKIP (~0)
#define IROM0_PARTITION (SYSTEM_PARTITION_CUSTOMER_BEGIN + NODEMCU_IROM0TEXT_PARTITION)
#define LFS_PARTITION (SYSTEM_PARTITION_CUSTOMER_BEGIN + NODEMCU_LFS0_PARTITION)
#define SPIFFS_PARTITION (SYSTEM_PARTITION_CUSTOMER_BEGIN + NODEMCU_SPIFFS0_PARTITION)
#define SYSTEM_PARAMETER_SIZE 0x3000
// Lua: node.setpartitiontable(ptvals)
static int node_setpartitiontable (lua_State *L) {
partition_item_t *rcr_pt = NULL, *pt;
uint32_t flash_size = flash_rom_get_size_byte();
uint32_t i = platform_rcr_read(PLATFORM_RCR_PT, (void **) &rcr_pt);
uint32_t last = 0;
uint32_t n = i / sizeof(partition_item_t);
uint32_t param[max_pt] = {SKIP, SKIP, SKIP, SKIP};
/* stack 1=ptvals, 2=pt_map, 3=key, 4=ptval[key], 5=pt_map[key] */
luaL_argcheck(L, lua_istable(L, 1), 1, "must be table");
lua_settop(L, 1);
/* convert input table into 4 option array */
lua_pushrotable(L, LROT_TABLEREF(pt_map)); /* at index 2 */
lua_pushnil(L); /* first key at index 3 */
while (lua_next(L, 1) != 0) {
/* 'key' (at index 3) and 'value' (at index 4) */
luaL_argcheck(L, lua_isstring(L, 3) && lua_isnumber(L, 4), 1, "invalid partition setting");
lua_pushvalue(L, 3); /* dup key to index 5 */
lua_rawget(L, 2); /* lookup in pt_map */
luaL_argcheck(L, !lua_isnil(L, -1), 1, "invalid partition setting");
param[lua_tointeger(L, 5)] = lua_tounsigned(L, 4);
lua_pop(L, 2); /* discard value and lookup; keeps 'key' for next iteration */
}
/*
* Allocate a scratch Partition Table as userdata on the Lua stack, and copy the
* current Flash PT into this for manipulation
*/
lua_newuserdata(L, (n+2)*sizeof(partition_item_t));
pt = lua_touserdata (L, -1);
memcpy(pt, rcr_pt, n*sizeof(partition_item_t));
pt[n].type = 0; pt[n+1].type = 0;
for (i = 0; i < n; i ++) {
partition_item_t *p = pt + i;
if (p->type == IROM0_PARTITION && p[1].type != LFS_PARTITION) {
// if the LFS partition is not following IROM0 then slot a blank one in
insert_partition(p + 1, n-i-1, LFS_PARTITION, p->addr + p->size);
n++;
} else if (p->type == LFS_PARTITION) {
// update the LFS options if set
if (param[lfs_addr] != SKIP)
p->addr = param[lfs_addr];
if (param[lfs_size] != SKIP)
p->size = param[lfs_size];
if (p[1].type != SPIFFS_PARTITION) {
// if the SPIFFS partition is not following LFS then slot a blank one in
insert_partition(p + 1, n-i-1, SPIFFS_PARTITION, 0);
n++;
}
} else if (p->type == SPIFFS_PARTITION) {
// update the SPIFFS options if set
if (param[spiffs_size] != SKIP) {
p->size = param[spiffs_size];
p->addr = (param[spiffs_addr] != SKIP) ? param[spiffs_addr] :
((p->size <= flash_size - SYSTEM_PARAMETER_SIZE - 0x100000)
? 0x100000 : last);
} else if (param[spiffs_addr] != SKIP) {
p->addr = param[spiffs_addr];
}
#if 0
if (param[spiffs_size] != SKIP) {
// BOTCH: - at the moment the firmware doesn't boot if the SPIFFS partition
// is deleted so the minimum SPIFFS size is 64Kb
p->size = param[spiffs_size] > 0x10000 ? param[spiffs_size] : 0x10000;
}
#endif
}
if (p->size == 0) {
// Delete 0-sized partitions as the SDK barfs on these
delete_partition(p, n-i-1);
n--; i--;
} else {
// Do consistency tests on the partition
if (p->addr & (INTERNAL_FLASH_SECTOR_SIZE - 1) ||
p->size & (INTERNAL_FLASH_SECTOR_SIZE - 1) ||
p->addr < last ||
p->addr + p->size > flash_size) {
luaL_error(L, "Partition value out of range");
}
last = p->addr + p->size;
}
}
for (i = 0; i < n; i ++)
dbg_printf("Partition %d: %04x %06x %06x\n", i, pt[i].type, pt[i].addr, pt[i].size);
platform_rcr_write(PLATFORM_RCR_PT, pt, n*sizeof(partition_item_t));
while(1); // Trigger WDT; the new PT will be loaded on reboot
return 0;
}
// Module function map
#if LUA_VERSION_NUM == 501
LROT_BEGIN(node_egc, NULL, 0)
LROT_FUNCENTRY( meminfo, node_egc_meminfo )
LROT_FUNCENTRY( setmode, node_egc_setmode )
LROT_NUMENTRY( NOT_ACTIVE, EGC_NOT_ACTIVE )
LROT_NUMENTRY( ON_ALLOC_FAILURE, EGC_ON_ALLOC_FAILURE )
LROT_NUMENTRY( ON_MEM_LIMIT, EGC_ON_MEM_LIMIT )
LROT_NUMENTRY( ALWAYS, EGC_ALWAYS )
LROT_END(node_egc, NULL, 0)
#endif
LROT_BEGIN(node_task, NULL, 0)
LROT_FUNCENTRY( post, node_task_post )
LROT_NUMENTRY( LOW_PRIORITY, TASK_PRIORITY_LOW )
LROT_NUMENTRY( MEDIUM_PRIORITY, TASK_PRIORITY_MEDIUM )
LROT_NUMENTRY( HIGH_PRIORITY, TASK_PRIORITY_HIGH )
LROT_END(node_task, NULL, 0)
LROT_BEGIN(node, NULL, 0)
LROT_FUNCENTRY( heap, node_heap )
LROT_FUNCENTRY( info, node_info )
LROT_TABENTRY( task, node_task )
LROT_FUNCENTRY( flashreload, lua_lfsreload_deprecated )
LROT_FUNCENTRY( flashindex, node_lfsindex )
LROT_TABENTRY( LFS, node_lfs )
LROT_FUNCENTRY( setonerror, node_setonerror )
LROT_FUNCENTRY( startupcommand, node_startupcommand )
LROT_FUNCENTRY( startup, node_startup )
LROT_FUNCENTRY( restart, node_restart )
LROT_FUNCENTRY( dsleep, node_deepsleep )
LROT_FUNCENTRY( dsleepMax, dsleepMax )
LROT_FUNCENTRY( sleep, node_sleep )
#ifdef PMSLEEP_ENABLE
PMSLEEP_INT_MAP
#endif
#ifdef DEVELOPMENT_TOOLS
LROT_FUNCENTRY( readrcr, node_readrcr )
LROT_FUNCENTRY( writercr, node_writercr )
#endif
#ifdef PLATFORM_STARTUP_COUNT
LROT_FUNCENTRY( startupcounts, node_startup_counts )
#endif
LROT_FUNCENTRY( chipid, node_chipid )
LROT_FUNCENTRY( flashid, node_flashid )
LROT_FUNCENTRY( flashsize, node_flashsize )
LROT_FUNCENTRY( input, node_input )
LROT_FUNCENTRY( output, node_output )
// Moved to adc module, use adc.readvdd33()
// LROT_FUNCENTRY( readvdd33, node_readvdd33 )
LROT_FUNCENTRY( compile, node_compile )
LROT_NUMENTRY( CPU80MHZ, CPU80MHZ )
LROT_NUMENTRY( CPU160MHZ, CPU160MHZ )
LROT_FUNCENTRY( setcpufreq, node_setcpufreq )
LROT_FUNCENTRY( getcpufreq, node_getcpufreq )
LROT_FUNCENTRY( bootreason, node_bootreason )
LROT_FUNCENTRY( restore, node_restore )
LROT_FUNCENTRY( random, node_random )
LROT_FUNCENTRY( stripdebug, node_stripdebug )
#if LUA_VERSION_NUM == 501
LROT_TABENTRY( egc, node_egc )
#endif
#ifdef DEVELOPMENT_TOOLS
LROT_FUNCENTRY( osprint, node_osprint )
#if LUA_VERSION_NUM > 501
LROT_FUNCENTRY( int2float, node_int2float )
LROT_FUNCENTRY( float2int, node_float2int )
#endif
#endif
LROT_FUNCENTRY( getpartitiontable, node_getpartitiontable )
LROT_FUNCENTRY( setpartitiontable, node_setpartitiontable )
// Combined to dsleep(us, option)
// LROT_FUNCENTRY( dsleepsetoption, node_deepsleep_setoption )
LROT_END(node, NULL, 0)
int luaopen_node( lua_State *L ) {
lua_settop(L, 0);
return node_setonerror(L); /* set default onerror action */
}
NODEMCU_MODULE(NODE, "node", node, luaopen_node);