+// SPDX-License-Identifier: GPL-2.0+
/*
* (C) Copyright 2000
* Paolo Scaffardi, AIRVENT SAM s.p.a - RIMINI(ITALY), arsenio@tin.it
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <console.h>
#include <debug_uart.h>
+#include <dm.h>
+#include <env.h>
#include <stdarg.h>
#include <iomux.h>
#include <malloc.h>
+#include <mapmem.h>
#include <os.h>
#include <serial.h>
#include <stdio_dev.h>
#include <exports.h>
-#include <environment.h>
+#include <env_internal.h>
#include <watchdog.h>
DECLARE_GLOBAL_DATA_PTR;
static int on_silent(const char *name, const char *value, enum env_op op,
int flags)
{
-#if !CONFIG_IS_ENABLED(CONFIG_SILENT_CONSOLE_UPDATE_ON_SET)
+#if !CONFIG_IS_ENABLED(SILENT_CONSOLE_UPDATE_ON_SET)
if (flags & H_INTERACTIVE)
return 0;
#endif
-#if !CONFIG_IS_ENABLED(CONFIG_SILENT_CONSOLE_UPDATE_ON_RELOC)
+#if !CONFIG_IS_ENABLED(SILENT_CONSOLE_UPDATE_ON_RELOC)
if ((flags & H_INTERACTIVE) == 0)
return 0;
#endif
return error;
}
+/**
+ * console_dev_is_serial() - Check if a stdio device is a serial device
+ *
+ * @sdev: Device to check
+ * @return true if this device is in the serial uclass (or for pre-driver-model,
+ * whether it is called "serial".
+ */
+static bool console_dev_is_serial(struct stdio_dev *sdev)
+{
+ bool is_serial;
+
+#ifdef CONFIG_DM_SERIAL
+ if (sdev->flags & DEV_FLAGS_DM) {
+ struct udevice *dev = sdev->priv;
+
+ is_serial = device_get_uclass_id(dev) == UCLASS_SERIAL;
+ } else
+#endif
+ is_serial = !strcmp(sdev->name, "serial");
+
+ return is_serial;
+}
+
#if CONFIG_IS_ENABLED(CONSOLE_MUX)
/** Console I/O multiplexing *******************************************/
{
int i, ret;
struct stdio_dev *dev;
+ int prev;
- disable_ctrlc(1);
+ prev = disable_ctrlc(1);
for (i = 0; i < cd_count[file]; i++) {
dev = console_devices[file][i];
if (dev->tstc != NULL) {
ret = dev->tstc(dev);
if (ret > 0) {
tstcdev = dev;
- disable_ctrlc(0);
+ disable_ctrlc(prev);
return ret;
}
}
}
- disable_ctrlc(0);
+ disable_ctrlc(prev);
return 0;
}
for (i = 0; i < cd_count[file]; i++) {
dev = console_devices[file][i];
- if (dev->puts != NULL && strcmp(dev->name, "serial") != 0)
+ if (dev->puts != NULL && !console_dev_is_serial(dev))
dev->puts(dev, s);
}
}
static inline void console_puts_noserial(int file, const char *s)
{
- if (strcmp(stdio_devices[file]->name, "serial") != 0)
+ if (!console_dev_is_serial(stdio_devices[file]))
stdio_devices[file]->puts(stdio_devices[file], s);
}
int fgetc(int file)
{
if (file < MAX_FILES) {
-#if CONFIG_IS_ENABLED(CONSOLE_MUX)
/*
* Effectively poll for input wherever it may be available.
*/
for (;;) {
WATCHDOG_RESET();
+#if CONFIG_IS_ENABLED(CONSOLE_MUX)
/*
* Upper layer may have already called tstc() so
* check for that first.
if (tstcdev != NULL)
return console_getc(file);
console_tstc(file);
+#else
+ if (console_tstc(file))
+ return console_getc(file);
+#endif
#ifdef CONFIG_WATCHDOG
/*
* If the watchdog must be rate-limited then it should
udelay(1);
#endif
}
-#else
- return console_getc(file);
-#endif
}
return -1;
static void pre_console_putc(const char c)
{
- char *buffer = (char *)CONFIG_PRE_CON_BUF_ADDR;
+ char *buffer;
+
+ buffer = map_sysmem(CONFIG_PRE_CON_BUF_ADDR, CONFIG_PRE_CON_BUF_SZ);
buffer[CIRC_BUF_IDX(gd->precon_buf_idx++)] = c;
+
+ unmap_sysmem(buffer);
}
static void pre_console_puts(const char *s)
static void print_pre_console_buffer(int flushpoint)
{
unsigned long in = 0, out = 0;
- char *buf_in = (char *)CONFIG_PRE_CON_BUF_ADDR;
char buf_out[CONFIG_PRE_CON_BUF_SZ + 1];
+ char *buf_in;
+
+#ifdef CONFIG_SILENT_CONSOLE
+ if (gd->flags & GD_FLG_SILENT)
+ return;
+#endif
+ buf_in = map_sysmem(CONFIG_PRE_CON_BUF_ADDR, CONFIG_PRE_CON_BUF_SZ);
if (gd->precon_buf_idx > CONFIG_PRE_CON_BUF_SZ)
in = gd->precon_buf_idx - CONFIG_PRE_CON_BUF_SZ;
while (in < gd->precon_buf_idx)
buf_out[out++] = buf_in[CIRC_BUF_IDX(in++)];
+ unmap_sysmem(buf_in);
buf_out[out] = 0;
return;
}
#endif
+ if (!gd)
+ return;
#ifdef CONFIG_CONSOLE_RECORD
- if (gd && (gd->flags & GD_FLG_RECORD) && gd->console_out.start)
+ if ((gd->flags & GD_FLG_RECORD) && gd->console_out.start)
membuff_putbyte(&gd->console_out, c);
#endif
#ifdef CONFIG_SILENT_CONSOLE
- if (gd->flags & GD_FLG_SILENT)
+ if (gd->flags & GD_FLG_SILENT) {
+ if (!(gd->flags & GD_FLG_DEVINIT))
+ pre_console_putc(c);
return;
+ }
#endif
#ifdef CONFIG_DISABLE_CONSOLE
void puts(const char *s)
{
#ifdef CONFIG_SANDBOX
+ /* sandbox can send characters to stdout before it has a console */
if (!gd || !(gd->flags & GD_FLG_SERIAL_READY)) {
os_puts(s);
return;
return;
}
#endif
+ if (!gd)
+ return;
#ifdef CONFIG_CONSOLE_RECORD
- if (gd && (gd->flags & GD_FLG_RECORD) && gd->console_out.start)
+ if ((gd->flags & GD_FLG_RECORD) && gd->console_out.start)
membuff_put(&gd->console_out, s, strlen(s));
#endif
#ifdef CONFIG_SILENT_CONSOLE
- if (gd->flags & GD_FLG_SILENT)
+ if (gd->flags & GD_FLG_SILENT) {
+ if (!(gd->flags & GD_FLG_DEVINIT))
+ pre_console_puts(s);
return;
+ }
#endif
#ifdef CONFIG_DISABLE_CONSOLE
static int ctrlc_was_pressed = 0;
int ctrlc(void)
{
-#ifndef CONFIG_SANDBOX
if (!ctrlc_disabled && gd->have_console) {
if (tstc()) {
switch (getc()) {
}
}
}
-#endif
return 0;
}
return -1;
}
-static void console_update_silent(void)
+/* return true if the 'silent' flag is removed */
+static bool console_update_silent(void)
{
#ifdef CONFIG_SILENT_CONSOLE
- if (getenv("silent") != NULL)
+ if (env_get("silent")) {
gd->flags |= GD_FLG_SILENT;
- else
+ } else {
+ unsigned long flags = gd->flags;
+
gd->flags &= ~GD_FLG_SILENT;
+
+ return !!(flags & GD_FLG_SILENT);
+ }
#endif
+
+ return false;
}
int console_announce_r(void)
#if CONFIG_IS_ENABLED(CONSOLE_MUX)
int iomux_err = 0;
#endif
+ int flushpoint;
+
+ /* update silent for env loaded from flash (initr_env) */
+ if (console_update_silent())
+ flushpoint = PRE_CONSOLE_FLUSHPOINT1_SERIAL;
+ else
+ flushpoint = PRE_CONSOLE_FLUSHPOINT2_EVERYTHING_BUT_SERIAL;
/* set default handlers at first */
gd->jt->getc = serial_getc;
/* stdin stdout and stderr are in environment */
/* scan for it */
- stdinname = getenv("stdin");
- stdoutname = getenv("stdout");
- stderrname = getenv("stderr");
+ stdinname = env_get("stdin");
+ stdoutname = env_get("stdout");
+ stderrname = env_get("stderr");
if (OVERWRITE_CONSOLE == 0) { /* if not overwritten by config switch */
inputdev = search_device(DEV_FLAGS_INPUT, stdinname);
#ifdef CONFIG_SYS_CONSOLE_ENV_OVERWRITE
/* set the environment variables (will overwrite previous env settings) */
- for (i = 0; i < 3; i++) {
- setenv(stdio_names[i], stdio_devices[i]->name);
+ for (i = 0; i < MAX_FILES; i++) {
+ env_set(stdio_names[i], stdio_devices[i]->name);
}
#endif /* CONFIG_SYS_CONSOLE_ENV_OVERWRITE */
if ((stdio_devices[stdin] == NULL) && (stdio_devices[stdout] == NULL))
return 0;
#endif
- print_pre_console_buffer(PRE_CONSOLE_FLUSHPOINT2_EVERYTHING_BUT_SERIAL);
+ print_pre_console_buffer(flushpoint);
return 0;
}
struct list_head *list = stdio_get_list();
struct list_head *pos;
struct stdio_dev *dev;
+ int flushpoint;
- console_update_silent();
+ /* update silent for env loaded from flash (initr_env) */
+ if (console_update_silent())
+ flushpoint = PRE_CONSOLE_FLUSHPOINT1_SERIAL;
+ else
+ flushpoint = PRE_CONSOLE_FLUSHPOINT2_EVERYTHING_BUT_SERIAL;
#ifdef CONFIG_SPLASH_SCREEN
/*
* console to serial console in this case or suppress it if
* "silent" mode was requested.
*/
- if (getenv("splashimage") != NULL) {
+ if (env_get("splashimage") != NULL) {
if (!(gd->flags & GD_FLG_SILENT))
outputdev = search_device (DEV_FLAGS_OUTPUT, "serial");
}
#endif /* CONFIG_SYS_CONSOLE_INFO_QUIET */
/* Setting environment variables */
- for (i = 0; i < 3; i++) {
- setenv(stdio_names[i], stdio_devices[i]->name);
+ for (i = 0; i < MAX_FILES; i++) {
+ env_set(stdio_names[i], stdio_devices[i]->name);
}
gd->flags |= GD_FLG_DEVINIT; /* device initialization completed */
if ((stdio_devices[stdin] == NULL) && (stdio_devices[stdout] == NULL))
return 0;
#endif
- print_pre_console_buffer(PRE_CONSOLE_FLUSHPOINT2_EVERYTHING_BUT_SERIAL);
+ print_pre_console_buffer(flushpoint);
return 0;
}
projects / oweals / u-boot.git / blobdiff