static void pre_init(struct v7 *v7) {
sj_init_sys(v7);
init_smartjs(v7);
mongoose_init();
sj_init_uart(v7);
init_device(v7);
run_init_script(v7);
}
/*
* SmartJS initialization, called as an SDK timer callback (`os_timer_...()`).
*/
void sjs_init(void *dummy) {
/*
* In order to see debug output (at least errors) during boot we have to
* initialize debug in this point. But default we put debug to UART0 with
* level=LL_ERROR, then configuration is loaded this settings are overridden
*/
{
struct esp_uart_config *u0cfg = esp_sj_uart_default_config(0);
#if ESP_DEBUG_UART == 0
u0cfg->baud_rate = ESP_DEBUG_UART_BAUD_RATE;
#endif
esp_uart_init(u0cfg);
struct esp_uart_config *u1cfg = esp_sj_uart_default_config(1);
/* UART1 has no RX pin, no point in allocating a buffer. */
u1cfg->rx_buf_size = 0;
#if ESP_DEBUG_UART == 1
u1cfg->baud_rate = ESP_DEBUG_UART_BAUD_RATE;
#endif
esp_uart_init(u1cfg);
fs_set_stdout_uart(0);
fs_set_stderr_uart(ESP_DEBUG_UART);
setvbuf(stdout, NULL, _IONBF, 0);
setvbuf(stderr, NULL, _IONBF, 0);
cs_log_set_level(LL_DEBUG);
os_install_putc1(dbg_putc);
system_set_os_print(1);
#ifdef ESP_ENABLE_HEAP_LOG
uart_initialized = 1;
#endif
}
init_v7(&dummy);
/* disable GC during further initialization */
v7_set_gc_enabled(v7, 0);
esp_sj_uart_init(v7);
#ifndef V7_NO_FS
#ifndef DISABLE_OTA
fs_init(get_fs_addr(get_current_rom()), get_fs_size(get_current_rom()));
finish_update();
#else
fs_init(FS_ADDR, FS_SIZE);
#endif
#endif
sj_common_api_setup(v7);
sj_common_init(v7);
sj_init_sys(v7);
mongoose_init();
/* NOTE(lsm): must be done after mongoose_init(). */
if (!init_device(v7)) {
LOG(LL_ERROR, ("init_device failed"));
abort();
}
esp_print_reset_info();
#ifndef DISABLE_OTA
init_updater(v7);
#endif
LOG(LL_INFO, ("Sys init done, SDK %s", system_get_sdk_version()));
if (!sj_app_init(v7)) {
LOG(LL_ERROR, ("App init failed"));
abort();
}
LOG(LL_INFO, ("App init done"));
/* SJS initialized, enable GC back, and trigger it */
v7_set_gc_enabled(v7, 1);
v7_gc(v7, 1);
#ifndef V7_NO_FS
run_init_script();
#endif
/* Install prompt if enabled in the config and user's app has not installed
* a custom RX handler. */
if (get_cfg()->debug.enable_prompt &&
v7_is_undefined(esp_sj_uart_get_recv_handler(0))) {
sj_prompt_init(v7);
esp_sj_uart_set_prompt(0);
}
#ifdef ESP_UMM_ENABLE
/*
* We want to use our own heap functions instead of the ones provided by the
* SDK.
*
* We have marked `pvPortMalloc` and friends weak, so that we can override
* them with our own implementations, but to actually make it work, we have
* to reference any function from the file with our implementation, so that
* linker will not garbage-collect the whole compilation unit.
*
* So, we have a call to the no-op `esp_umm_init()` here.
*/
esp_umm_init();
#endif
}
void kernel_init(multiboot_info_t *mboot_info)
{
extern char __start_bss[], __stop_bss[];
memset(__start_bss, 0, __stop_bss - __start_bss);
/* mboot_info is a physical address. while some arches currently have the
* lower memory mapped, everyone should have it mapped at kernbase by now.
* also, it might be in 'free' memory, so once we start dynamically using
* memory, we may clobber it. */
multiboot_kaddr = (struct multiboot_info*)((physaddr_t)mboot_info
+ KERNBASE);
extract_multiboot_cmdline(multiboot_kaddr);
cons_init();
print_cpuinfo();
printk("Boot Command Line: '%s'\n", boot_cmdline);
exception_table_init();
cache_init(); // Determine systems's cache properties
pmem_init(multiboot_kaddr);
kmem_cache_init(); // Sets up slab allocator
kmalloc_init();
hashtable_init();
radix_init();
cache_color_alloc_init(); // Inits data structs
colored_page_alloc_init(); // Allocates colors for agnostic processes
acpiinit();
topology_init();
kthread_init(); /* might need to tweak when this happens */
vmr_init();
file_init();
page_check();
idt_init();
kernel_msg_init();
timer_init();
vfs_init();
devfs_init();
train_timing();
kb_buf_init(&cons_buf);
arch_init();
block_init();
enable_irq();
run_linker_funcs();
/* reset/init devtab after linker funcs 3 and 4. these run NIC and medium
* pre-inits, which need to happen before devether. */
devtabreset();
devtabinit();
#ifdef CONFIG_EXT2FS
mount_fs(&ext2_fs_type, "/dev/ramdisk", "/mnt", 0);
#endif /* CONFIG_EXT2FS */
#ifdef CONFIG_ETH_AUDIO
eth_audio_init();
#endif /* CONFIG_ETH_AUDIO */
get_coreboot_info(&sysinfo);
booting = 0;
#ifdef CONFIG_RUN_INIT_SCRIPT
if (run_init_script()) {
printk("Configured to run init script, but no script specified!\n");
manager();
}
#else
manager();
#endif
}
