/*
* Initialize the global controller, this includes the first buffer.
*
* Returns:
* 0 - On success
* ENOMEM - Failed to allocate memory to register
*/
int controller_init(void) {
struct winsize winsize;
int result;
winsize = tty_get_winsize(STDIN);
terminal_rows = winsize.ws_row;
terminal_cols = winsize.ws_col;
GCon.in.fd = STDIN;
GCon.in.poll_flags = POLLIN | POLLPRI;
GCon.in.poll_callback = controller_cb_in;
GCon.out.fd = STDOUT;
GCon.out.poll_flags = 0;
GCon.out.poll_callback = controller_cb_out;
GCon.buf_out_used = 0;
result = loop_register((struct loop_fd *)&GCon.in);
if (result != 0)
return result;
result = loop_register((struct loop_fd *)&GCon.out);
if (result != 0)
goto out_deregister;
GCon.buffers[0] = buffer_init(0, terminal_rows, terminal_cols);
if (!GCon.buffers[0]) {
result = ENOMEM;
goto out_deregister;
}
controller_set_current_buffer(0);
for (int i = 0; i < ARRAY_SIZE(buffer_stack); i++)
buffer_stack[i] = -1;
loop_register_signal(SIGWINCH, handle_sigwinch);
/* Force the window size of the slave */
handle_sigwinch(NULL, -1);
return 0;
out_deregister:
loop_deregister((struct loop_fd *)&GCon.in);
return result;
}
void up_initialize(void)
{
#ifdef CONFIG_SMP
int i;
/* Initialize global variables */
for (i = 0; i < CONFIG_SMP_NCPUS; i++)
{
g_current_regs[i] = NULL;
}
#else
CURRENT_REGS = NULL;
#endif
/* Add any extra memory fragments to the memory manager */
xtensa_add_region();
/* Initialize the interrupt subsystem */
xtensa_irq_initialize();
#ifdef CONFIG_PM
/* Initialize the power management subsystem. This MCU-specific function
* must be called *very* early in the initialization sequence *before* any
* other device drivers are initialized (since they may attempt to register
* with the power management subsystem).
*/
up_pminitialize();
#endif
#ifdef CONFIG_ARCH_DMA
/* Initialize the DMA subsystem if the weak function xtensa_dma_initialize
* has been brought into the build
*/
#ifdef CONFIG_HAVE_WEAKFUNCTIONS
if (xtensa_dma_initialize)
#endif
{
xtensa_dma_initialize();
}
#endif
#if !defined(CONFIG_SUPPRESS_INTERRUPTS) && !defined(CONFIG_SUPPRESS_TIMER_INTS)
/* Initialize the system timer interrupt */
xtensa_timer_initialize();
#endif
#ifdef CONFIG_MM_IOB
/* Initialize IO buffering */
iob_initialize();
#endif
#if CONFIG_NFILE_DESCRIPTORS > 0
/* Register devices */
#if defined(CONFIG_DEV_NULL)
devnull_register(); /* Standard /dev/null */
#endif
#if defined(CONFIG_DEV_RANDOM)
devrandom_register(); /* Standard /dev/random */
#endif
#if defined(CONFIG_DEV_URANDOM)
devurandom_register(); /* Standard /dev/urandom */
#endif
#if defined(CONFIG_DEV_ZERO)
devzero_register(); /* Standard /dev/zero */
#endif
#if defined(CONFIG_DEV_LOOP)
loop_register(); /* Standard /dev/loop */
#endif
#endif /* CONFIG_NFILE_DESCRIPTORS */
#if defined(CONFIG_SCHED_INSTRUMENTATION_BUFFER) && \
defined(CONFIG_DRIVER_NOTE)
note_register(); /* Non-standard /dev/note */
#endif
/* Initialize the serial device driver */
#ifdef USE_SERIALDRIVER
xtensa_serial_initialize();
#endif
/* Initialize the console device driver (if it is other than the standard
* serial driver).
*/
#if defined(CONFIG_DEV_LOWCONSOLE)
lowconsole_init();
#elif defined(CONFIG_CONSOLE_SYSLOG)
syslog_console_init();
#elif defined(CONFIG_RAMLOG_CONSOLE)
ramlog_consoleinit();
#endif
#if CONFIG_NFILE_DESCRIPTORS > 0 && defined(CONFIG_PSEUDOTERM_SUSV1)
/* Register the master pseudo-terminal multiplexor device */
(void)ptmx_register();
#endif
/* Early initialization of the system logging device. Some SYSLOG channel
* can be initialized early in the initialization sequence because they
* depend on only minimal OS initialization.
*/
syslog_initialize(SYSLOG_INIT_EARLY);
#if defined(CONFIG_CRYPTO)
/* Initialize the HW crypto and /dev/crypto */
up_cryptoinitialize();
#endif
#if CONFIG_NFILE_DESCRIPTORS > 0 && defined(CONFIG_CRYPTO_CRYPTODEV)
devcrypto_register();
#endif
#ifndef CONFIG_NETDEV_LATEINIT
/* Initialize the network */
up_netinitialize();
#endif
#ifdef CONFIG_NETDEV_LOOPBACK
/* Initialize the local loopback device */
(void)localhost_initialize();
#endif
#ifdef CONFIG_NET_TUN
/* Initialize the TUN device */
(void)tun_initialize();
#endif
#ifdef CONFIG_NETDEV_TELNET
/* Initialize the Telnet session factory */
(void)telnet_initialize();
#endif
/* Initialize USB -- device and/or host */
up_usbinitialize();
board_autoled_on(LED_IRQSENABLED);
}
void up_initialize(void)
{
/* Initialize global variables */
g_current_regs = NULL;
/* Calibrate the timing loop */
up_calibratedelay();
/* Initialize the interrupt subsystem */
up_irqinitialize();
#ifdef CONFIG_PM
/* Initialize the power management subsystem. This MCU-specific function
* must be called *very* early in the initialization sequence *before* any
* other device drivers are initialized (since they may attempt to register
* with the power management subsystem).
*/
up_pminitialize();
#endif
#if !defined(CONFIG_SUPPRESS_INTERRUPTS) && !defined(CONFIG_SUPPRESS_TIMER_INTS)
/* Initialize the system timer interrupt */
up_timer_initialize();
#endif
/* Register devices */
#if CONFIG_NFILE_DESCRIPTORS > 0
#if defined(CONFIG_DEV_NULL)
devnull_register(); /* Standard /dev/null */
#endif
#if defined(CONFIG_DEV_RANDOM)
devrandom_register(); /* Standard /dev/random */
#endif
#if defined(CONFIG_DEV_URANDOM)
devurandom_register(); /* Standard /dev/urandom */
#endif
#if defined(CONFIG_DEV_ZERO)
devzero_register(); /* Standard /dev/zero */
#endif
#if defined(CONFIG_DEV_LOOP)
loop_register(); /* Standard /dev/loop */
#endif
#endif /* CONFIG_NFILE_DESCRIPTORS */
#if defined(CONFIG_SCHED_INSTRUMENTATION_BUFFER) && \
defined(CONFIG_DRIVER_NOTE)
note_register(); /* Non-standard /dev/note */
#endif
/* Initialize the serial device driver */
#ifdef USE_SERIALDRIVER
up_serialinit();
#endif
/* Initialize the console device driver (if it is other than the standard
* serial driver). NOTE that the naming implies that the console is a serial
* driver. That is usually the case, however, if no UARTs are enabled, the
* console could als be provided through some other device, such as an LCD.
* Architecture-specific logic will have to detect that case.
*/
#if defined(CONFIG_DEV_LOWCONSOLE)
lowconsole_init();
#elif defined(CONFIG_CONSOLE_SYSLOG)
syslog_console_init();
#elif defined(CONFIG_RAMLOG_CONSOLE)
ramlog_consoleinit();
#endif
#if CONFIG_NFILE_DESCRIPTORS > 0 && defined(CONFIG_PSEUDOTERM_SUSV1)
/* Register the master pseudo-terminal multiplexor device */
(void)ptmx_register();
#endif
/* Early initialization of the system logging device. Some SYSLOG channel
* can be initialized early in the initialization sequence because they
* depend on only minimal OS initialization.
*/
syslog_initialize(SYSLOG_INIT_EARLY);
#if defined(CONFIG_CRYPTO)
/* Initialize the HW crypto and /dev/crypto */
up_cryptoinitialize();
#endif
#if CONFIG_NFILE_DESCRIPTORS > 0 && defined(CONFIG_CRYPTO_CRYPTODEV)
devcrypto_register();
#endif
#ifndef CONFIG_NETDEV_LATEINIT
/* Initialize the network */
up_netinitialize();
#endif
#ifdef CONFIG_NETDEV_LOOPBACK
/* Initialize the local loopback device */
(void)localhost_initialize();
#endif
#ifdef CONFIG_NET_TUN
/* Initialize the TUN device */
(void)tun_initialize();
#endif
#ifdef CONFIG_NETDEV_TELNET
/* Initialize the Telnet session factory */
(void)telnet_initialize();
#endif
/* Initialize USB */
up_usbinitialize();
board_autoled_on(LED_IRQSENABLED);
}
void up_initialize(void)
{
#ifdef CONFIG_NET
/* The real purpose of the following is to make sure that syslog
* is drawn into the link. It is needed by up_tapdev which is linked
* separately.
*/
syslog(LOG_INFO, "SIM: Initializing\n");
#endif
#ifdef CONFIG_PM
/* Initialize the power management subsystem. This MCU-specific function
* must be called *very* early in the initialization sequence *before* any
* other device drivers are initialized (since they may attempt to register
* with the power management subsystem).
*/
up_pminitialize();
#endif
#ifdef CONFIG_MM_IOB
/* Initialize IO buffering */
iob_initialize();
#endif
#if CONFIG_NFILE_DESCRIPTORS > 0
/* Register devices */
#if defined(CONFIG_DEV_NULL)
devnull_register(); /* Standard /dev/null */
#endif
#if defined(CONFIG_DEV_RANDOM)
devrandom_register(); /* Standard /dev/random */
#endif
#if defined(CONFIG_DEV_URANDOM)
devurandom_register(); /* Standard /dev/urandom */
#endif
#if defined(CONFIG_DEV_ZERO)
devzero_register(); /* Standard /dev/zero */
#endif
#if defined(CONFIG_DEV_LOOP)
loop_register(); /* Standard /dev/loop */
#endif
#endif /* CONFIG_NFILE_DESCRIPTORS */
#if defined(CONFIG_SCHED_INSTRUMENTATION_BUFFER) && \
defined(CONFIG_DRIVER_NOTE)
note_register(); /* Non-standard /dev/note */
#endif
#if defined(USE_DEVCONSOLE)
/* Start the sumulated UART device */
simuart_start();
/* Register a console (or not) */
up_devconsole(); /* Our private /dev/console */
#elif defined(CONFIG_CONSOLE_SYSLOG)
syslog_console_init();
#elif defined(CONFIG_RAMLOG_CONSOLE)
ramlog_consoleinit();
#endif
#if CONFIG_NFILE_DESCRIPTORS > 0 && defined(CONFIG_PSEUDOTERM_SUSV1)
/* Register the master pseudo-terminal multiplexor device */
(void)ptmx_register();
#endif
/* Early initialization of the system logging device. Some SYSLOG channel
* can be initialized early in the initialization sequence because they
* depend on only minimal OS initialization.
*/
syslog_initialize(SYSLOG_INIT_EARLY);
#if defined(CONFIG_CRYPTO)
/* Initialize the HW crypto and /dev/crypto */
up_cryptoinitialize();
#endif
#if CONFIG_NFILE_DESCRIPTORS > 0 && defined(CONFIG_CRYPTO_CRYPTODEV)
devcrypto_register();
#endif
#if defined(CONFIG_FS_FAT) && !defined(CONFIG_DISABLE_MOUNTPOINT)
up_registerblockdevice(); /* Our FAT ramdisk at /dev/ram0 */
#endif
#if defined(CONFIG_NET_ETHERNET) && defined(CONFIG_SIM_NETDEV)
netdriver_init(); /* Our "real" network driver */
#endif
#ifdef CONFIG_NETDEV_LOOPBACK
/* Initialize the local loopback device */
(void)localhost_initialize();
#endif
#ifdef CONFIG_NET_TUN
/* Initialize the TUN device */
(void)tun_initialize();
#endif
#ifdef CONFIG_NETDEV_TELNET
/* Initialize the Telnet session factory */
(void)telnet_initialize();
#endif
#if defined(CONFIG_FS_SMARTFS) && (defined(CONFIG_SIM_SPIFLASH) || defined(CONFIG_SIM_QSPIFLASH))
up_init_smartfs();
#endif
}
void up_initialize(void)
{
/* Initialize global variables */
g_current_regs = NULL;
/* Calibrate the timing loop */
up_calibratedelay();
/* Colorize the interrupt stack */
up_color_intstack();
/* Add any extra memory fragments to the memory manager */
up_addregion();
/* Initialize the interrupt subsystem */
up_irqinitialize();
/* Initialize the DMA subsystem if the weak function stm32_dmainitialize has been
* brought into the build
*/
#ifdef CONFIG_ARCH_DMA
#ifdef CONFIG_HAVE_WEAKFUNCTIONS
if (up_dmainitialize)
#endif
{
up_dmainitialize();
}
#endif
/* Initialize the system timer interrupt */
#if !defined(CONFIG_SUPPRESS_INTERRUPTS) && !defined(CONFIG_SUPPRESS_TIMER_INTS)
up_timer_initialize();
#endif
/* Register devices */
#if CONFIG_NFILE_DESCRIPTORS > 0
#if defined(CONFIG_DEV_NULL)
devnull_register(); /* Standard /dev/null */
#endif
#if defined(CONFIG_DEV_ZERO)
devzero_register(); /* Standard /dev/zero */
#endif
#if defined(CONFIG_DEV_LOOP)
loop_register(); /* Standard /dev/loop */
#endif
#endif /* CONFIG_NFILE_DESCRIPTORS */
#if defined(CONFIG_SCHED_INSTRUMENTATION_BUFFER) && \
defined(CONFIG_DRIVER_NOTE)
note_register(); /* Non-standard /dev/note */
#endif
/* Initialize the serial device driver */
#ifdef USE_SERIALDRIVER
up_serialinit();
#endif
/* Initialize the console device driver (if it is other than the standard
* serial driver).
*/
#if defined(CONFIG_DEV_LOWCONSOLE)
lowconsole_init();
#elif defined(CONFIG_SYSLOG_CONSOLE)
syslog_console_init();
#elif defined(CONFIG_RAMLOG_CONSOLE)
ramlog_consoleinit();
#endif
/* Initialize the system logging device */
#ifdef CONFIG_SYSLOG_CHAR
syslog_initialize();
#endif
#ifdef CONFIG_RAMLOG_SYSLOG
ramlog_sysloginit();
#endif
#ifndef CONFIG_NETDEV_LATEINIT
/* Initialize the network */
up_netinitialize();
#endif
#ifdef CONFIG_NETDEV_LOOPBACK
/* Initialize the local loopback device */
(void)localhost_initialize();
#endif
#ifdef CONFIG_NET_TUN
/* Initialize the TUN device */
(void)tun_initialize();
#endif
#ifdef CONFIG_NETDEV_TELNET
/* Initialize the Telnet session factory */
(void)telnet_initialize();
#endif
/* Initialize USB */
up_usbinitialize();
#if defined(ARCH_HAVE_LEDS)
board_autoled_on(LED_IRQSENABLED);
#endif
}
void up_initialize(void)
{
/* Initialize global variables */
INIT_IRQCONTEXT();
/* Calibrate the timing loop */
up_calibratedelay();
#if CONFIG_MM_REGIONS > 1
/* Add any extra memory fragments to the memory manager */
up_addregion();
#endif
/* Initialize the interrupt subsystem */
up_irqinitialize();
#ifdef CONFIG_PM
/* Initialize the power management subsystem. This MCU-specific function
* must be called *very* early in the initialization sequence *before* any
* other device drivers are initialized (since they may attempt to register
* with the power management subsystem).
*/
up_pminitialize();
#endif
#if !defined(CONFIG_SUPPRESS_INTERRUPTS) && !defined(CONFIG_SUPPRESS_TIMER_INTS)
/* Initialize the system timer interrupt */
z80_timer_initialize();
#endif
/* Initialize the CPU for those that use it (only for the Z180). This
* needs to be done before any tasks are created).
*/
#ifdef CONFIG_ARCH_ADDRENV
(void)up_mmuinit();
#endif
#ifdef CONFIG_MM_IOB
/* Initialize IO buffering */
iob_initialize();
#endif
#if CONFIG_NFILE_DESCRIPTORS > 0
/* Register devices */
#if defined(CONFIG_DEV_NULL)
devnull_register(); /* Standard /dev/null */
#endif
#if defined(CONFIG_DEV_RANDOM)
devrandom_register(); /* Standard /dev/random */
#endif
#if defined(CONFIG_DEV_URANDOM)
devurandom_register(); /* Standard /dev/urandom */
#endif
#if defined(CONFIG_DEV_ZERO)
devzero_register(); /* Standard /dev/zero */
#endif
#if defined(CONFIG_DEV_LOOP)
loop_register(); /* Standard /dev/loop */
#endif
#endif /* CONFIG_NFILE_DESCRIPTORS */
#if defined(CONFIG_SCHED_INSTRUMENTATION_BUFFER) && \
defined(CONFIG_DRIVER_NOTE)
note_register(); /* Non-standard /dev/note */
#endif
/* Initialize the serial device driver */
#ifdef USE_SERIALDRIVER
up_serialinit();
#endif
/* Initialize the console device driver (if it is other than the standard
* serial driver).
*/
#if defined(CONFIG_DEV_LOWCONSOLE)
lowconsole_init();
#elif defined(CONFIG_CONSOLE_SYSLOG)
syslog_console_init();
#elif defined(CONFIG_RAMLOG_CONSOLE)
ramlog_consoleinit();
#endif
#if CONFIG_NFILE_DESCRIPTORS > 0 && defined(CONFIG_PSEUDOTERM_SUSV1)
/* Register the master pseudo-terminal multiplexor device */
(void)ptmx_register();
#endif
/* Early initialization of the system logging device. Some SYSLOG channel
* can be initialized early in the initialization sequence because they
* depend on minimal OS initialization.
*/
syslog_initialize(SYSLOG_INIT_EARLY);
#if defined(CONFIG_CRYPTO)
/* Initialize the HW crypto and /dev/crypto */
up_cryptoinitialize();
#endif
#if CONFIG_NFILE_DESCRIPTORS > 0 && defined(CONFIG_CRYPTO_CRYPTODEV)
devcrypto_register();
#endif
#ifndef CONFIG_NETDEV_LATEINIT
/* Initialize the network */
up_netinitialize();
#endif
#ifdef CONFIG_NETDEV_LOOPBACK
/* Initialize the local loopback device */
(void)localhost_initialize();
#endif
#ifdef CONFIG_NET_TUN
/* Initialize the TUN device */
(void)tun_initialize();
#endif
#ifdef CONFIG_NETDEV_TELNET
/* Initialize the Telnet session factory */
(void)telnet_initialize();
#endif
board_autoled_on(LED_IRQSENABLED);
}
void up_initialize(void)
{
/* Initialize global variables */
g_current_regs = NULL;
/* Calibrate the timing loop */
up_calibratedelay();
/* Add any extra memory fragments to the memory manager */
up_addregion();
/* Initialize the interrupt subsystem */
up_irqinitialize();
/* Initialize the DMA subsystem if the weak function stm32_dmainitialize has been
* brought into the build
*/
#ifdef CONFIG_ARCH_DMA
#ifdef CONFIG_HAVE_WEAKFUNCTIONS
if (up_dmainitialize)
#endif
{
up_dmainitialize();
}
#endif
/* Initialize the system timer interrupt */
#if !defined(CONFIG_SUPPRESS_INTERRUPTS) && !defined(CONFIG_SUPPRESS_TIMER_INTS)
up_timer_initialize();
#endif
/* Register devices */
#if CONFIG_NFILE_DESCRIPTORS > 0
#if defined(CONFIG_DEV_NULL)
devnull_register(); /* Standard /dev/null */
#endif
#if defined(CONFIG_DEV_ZERO)
devzero_register(); /* Standard /dev/zero */
#endif
#if defined(CONFIG_DEV_LOOP)
loop_register(); /* Standard /dev/loop */
#endif
#endif /* CONFIG_NFILE_DESCRIPTORS */
#if defined(CONFIG_SCHED_INSTRUMENTATION_BUFFER) && \
defined(CONFIG_DRIVER_NOTE)
note_register(); /* Non-standard /dev/note */
#endif
/* Initialize the serial device driver */
#ifdef USE_SERIALDRIVER
up_serialinit();
#endif
/* Initialize the console device driver (if it is other than the standard
* serial driver).
*/
#if defined(CONFIG_DEV_LOWCONSOLE)
lowconsole_init();
#elif defined(CONFIG_CONSOLE_SYSLOG)
syslog_console_init();
#elif defined(CONFIG_RAMLOG_CONSOLE)
ramlog_consoleinit();
#endif
#if CONFIG_NFILE_DESCRIPTORS > 0 && defined(CONFIG_PSEUDOTERM_SUSV1)
/* Register the master pseudo-terminal multiplexor device */
(void)ptmx_register();
#endif
/* Early initialization of the system logging device. Some SYSLOG channel
* can be initialized early in the initialization sequence because they
* depend on only minimal OS initialization.
*/
syslog_initialize(SYSLOG_INIT_EARLY);
#if defined(CONFIG_CRYPTO)
/* Initialize the HW crypto and /dev/crypto */
up_cryptoinitialize();
#endif
#if CONFIG_NFILE_DESCRIPTORS > 0 && defined(CONFIG_CRYPTO_CRYPTODEV)
devcrypto_register();
#endif
#ifdef CONFIG_DEV_RANDOM
/* Initialize the Random Number Generator (RNG) */
up_rnginitialize();
#endif
#ifndef CONFIG_NETDEV_LATEINIT
/* Initialize the network */
up_netinitialize();
#endif
#ifdef CONFIG_NETDEV_LOOPBACK
/* Initialize the local loopback device */
(void)localhost_initialize();
#endif
#ifdef CONFIG_NET_TUN
/* Initialize the TUN device */
(void)tun_initialize();
#endif
#ifdef CONFIG_NETDEV_TELNET
/* Initialize the Telnet session factory */
(void)telnet_initialize();
#endif
/* Initialize USB -- device and/or host */
up_usbinitialize();
board_autoled_on(LED_IRQSENABLED);
}
void up_initialize(void)
{
/* Initialize global variables */
current_regs = NULL;
/* Calibrate the timing loop */
up_calibratedelay();
/* Add any extra memory fragments to the memory manager */
#if CONFIG_MM_REGIONS > 1
up_addregion();
#endif
/* Initialize the interrupt subsystem */
up_irqinitialize();
/* Initialize the system timer interrupt */
#if !defined(CONFIG_SUPPRESS_INTERRUPTS) && !defined(CONFIG_SUPPRESS_TIMER_INTS)
up_timer_initialize();
#endif
/* Register devices */
#if CONFIG_NFILE_DESCRIPTORS > 0
#if defined(CONFIG_DEV_NULL)
devnull_register(); /* Standard /dev/null */
#endif
#if defined(CONFIG_DEV_ZERO)
devzero_register(); /* Standard /dev/zero */
#endif
#if defined(CONFIG_DEV_LOOP)
loop_register(); /* Standard /dev/loop */
#endif
#endif /* CONFIG_NFILE_DESCRIPTORS */
/* Initialize the serial device driver */
#ifdef USE_SERIALDRIVER
up_serialinit();
#endif
/* Initialize the console device driver (if it is other than the standard
* serial driver).
*/
#if defined(CONFIG_DEV_LOWCONSOLE)
lowconsole_init();
#elif defined(CONFIG_SYSLOG_CONSOLE)
syslog_console_init();
#elif defined(CONFIG_RAMLOG_CONSOLE)
ramlog_consoleinit();
#endif
/* Initialize the system logging device */
#ifdef CONFIG_SYSLOG_CHAR
syslog_initialize();
#endif
#ifdef CONFIG_RAMLOG_SYSLOG
ramlog_sysloginit();
#endif
#ifndef CONFIG_NETDEV_LATEINIT
/* Initialize the network */
up_netinitialize();
#endif
#ifdef CONFIG_NETDEV_LOOPBACK
/* Initialize the local loopback device */
(void)localhost_initialize();
#endif
#ifdef CONFIG_NET_TUN
/* Initialize the TUN device */
(void)tun_initialize();
#endif
#ifdef CONFIG_NETDEV_TELNET
/* Initialize the Telnet session factory */
(void)telnet_initialize();
#endif
board_autoled_on(LED_IRQSENABLED);
}