int main(void)
{
uint32_t app_main_ptr;
vsf_leave_critical();
// system initialize
vsf_bufmgr_init(app.bufmgr_buffer, sizeof(app.bufmgr_buffer));
core_interfaces.core.init(NULL);
core_interfaces.tickclk.init();
core_interfaces.tickclk.start();
vsftimer_init();
core_interfaces.tickclk.set_callback(app_tickclk_callback_int, NULL);
if (app.hwcfg.key.port != IFS_DUMMY_PORT)
{
core_interfaces.gpio.init(app.hwcfg.key.port);
core_interfaces.gpio.config_pin(app.hwcfg.key.port, app.hwcfg.key.port,
GPIO_INPU);
}
if ((IFS_DUMMY_PORT == app.hwcfg.key.port) ||
core_interfaces.gpio.get(app.hwcfg.key.port, 1 << app.hwcfg.key.pin))
{
// key release
// load and call application
app_main_ptr = *(uint32_t *)APP_MAIN_ADDR;
if (app_main_ptr < 128 * 1024)
{
app_main_ptr += APP_MAIN_ADDR;
((int (*)(struct app_hwcfg_t *hwcfg))app_main_ptr)(&app.hwcfg);
}
else
{
goto bootlaoder_init;
}
}
else
{
// run bootloader
bootlaoder_init:
}
while (1)
{
vsfsm_poll();
vsf_enter_critical();
if (!vsfsm_get_event_pending())
{
// sleep, will also enable interrupt
core_interfaces.core.sleep(SLEEP_WFI);
}
else
{
vsf_leave_critical();
}
}
}
// vsfos
static vsf_err_t vsfos_thread(struct vsfsm_pt_t *pt, vsfsm_evt_t evt)
{
struct vsfos_modifs_t *ifs = (struct vsfos_modifs_t *)pt->user_data;
vsf_err_t err;
vsfsm_pt_begin(pt);
vsfhal_core_init(NULL);
vsfhal_tickclk_init();
vsfhal_tickclk_start();
// timer
VSFPOOL_INIT(&ifs->vsftimer_pool, struct vsftimer_t, VSFOSCFG_VSFSM_PENDSVQ_LEN);
vsftimer_init(&ifs->vsftimer_memop);
vsfhal_tickclk_config_cb(vsfos_tickclk_callback_int, NULL);
// file
VSFPOOL_INIT(&ifs->vfsfile_pool, struct vsfile_vfsfile_t, VSFOSCFG_VFS_NO);
vsfile_init(&ifs->fs.memop);
ifs->caller_pt.state = 0;
vsfsm_pt_entry(pt);
err = vsfile_addfile(&ifs->caller_pt, evt, NULL, "msc_root", VSFILE_ATTR_DIRECTORY);
if (err != 0) return err;
ifs->caller_pt.state = 0;
vsfsm_pt_entry(pt);
err = vsfile_getfile(&ifs->caller_pt, evt, NULL, "/msc_root", &ifs->file);
if (err != 0) return err;
ifs->caller_pt.state = 0;
ifs->caller_pt.user_data = &ifs->mal.fakefat32;
err = vsfile_mount(&ifs->caller_pt, evt, (struct vsfile_fsop_t *)&fakefat32_fs_op, ifs->file);
if (err != 0) return err;
// vsfip
{
struct vsfip_buffer_t *buffer;
int i;
buffer = &ifs->tcpip.buffer_pool.buffer[0];
for (i = 0; i < VSFOSCFG_VSFIP_BUFFER_NUM; i++)
{
buffer->buffer = ifs->tcpip.buffer_mem[i];
buffer++;
}
}
VSFPOOL_INIT(&ifs->tcpip.buffer_pool, struct vsfip_buffer_t, VSFOSCFG_VSFIP_BUFFER_NUM);
VSFPOOL_INIT(&ifs->tcpip.socket_pool, struct vsfip_socket_t, VSFOSCFG_VSFIP_SOCKET_NUM);
VSFPOOL_INIT(&ifs->tcpip.tcppcb_pool, struct vsfip_tcppcb_t, VSFOSCFG_VSFIP_TCPPCB_NUM);
vsfip_init((struct vsfip_mem_op_t *)&ifs->tcpip.mem_op);
STREAM_INIT(&ifs->usbd.cdc.stream_rx);
STREAM_INIT(&ifs->usbd.cdc.stream_tx);
vsfscsi_init(&ifs->mal.scsi_dev);
vsfusbd_device_init(&ifs->usbd.device);
vsfshell_init(&ifs->shell);
vsfos_busybox_init(&ifs->shell);
if ((ifs->hwcfg->usbd.pullup.port != IFS_DUMMY_PORT) && (vsfhal_gpio_if != NULL))
{
uint8_t port = ifs->hwcfg->usbd.pullup.port;
uint8_t pin = ifs->hwcfg->usbd.pullup.pin;
vsfhal_gpio_init(port);
vsfhal_gpio_clear(port, 1 << pin);
vsfhal_gpio_config_pin(port, pin, GPIO_OUTPP);
}
ifs->usbd.device.drv->disconnect();
vsfsm_pt_delay(pt, 200);
if ((ifs->hwcfg->usbd.pullup.port != IFS_DUMMY_PORT) && (vsfhal_gpio_if != NULL))
{
uint8_t port = ifs->hwcfg->usbd.pullup.port;
uint8_t pin = ifs->hwcfg->usbd.pullup.pin;
vsfhal_gpio_set(port, 1 << pin);
}
ifs->usbd.device.drv->connect();
while (1)
{
vsfsm_pt_delay(pt, 1000);
asm("nop");
vsfsm_pt_delay(pt, 1000);
asm("nop");
vsfsm_pt_delay(pt, 1000);
asm("nop");
vsfsm_pt_delay(pt, 1000);
asm("nop");
vsfsm_pt_delay(pt, 1000);
asm("nop");
vsfsm_pt_delay(pt, 1000);
asm("nop");
}
vsfsm_pt_end(pt);
return VSFERR_NONE;
}
