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https://github.com/Telecominfraproject/OpenCellular.git
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33b03d5a39
Use the linker to sort console commands by name, this saves execution time and memory. BUG=none TEST=generate several images with 5N, 5N+1, 5N-1 commands and check the output of the "help" command. Change-Id: Ib5d8f3bca726621c68ab152f4fa662cee355abb1 Signed-off-by: Vincent Palatin <vpalatin@chromium.org>
90 lines
2.4 KiB
C
90 lines
2.4 KiB
C
/* Copyright (c) 2012 The Chromium OS Authors. All rights reserved.
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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/* Debug console for Chrome EC */
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#ifndef __CROS_EC_CONSOLE_H
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#define __CROS_EC_CONSOLE_H
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#include "common.h"
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/* Console command; used by DECLARE_CONSOLE_COMMAND macro. */
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struct console_command {
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/* Command name. Case-insensitive. */
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const char *name;
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/* Handler for the command. argv[0] will be the command name. */
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int (*handler)(int argc, char **argv);
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};
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/* Console channels */
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enum console_channel {
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CC_COMMAND = 0, /* Console command (interactive I/O). Use this only
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* inside a console command routine. */
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CC_CHARGER,
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CC_CHIPSET,
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CC_DMA,
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CC_GPIO,
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CC_HOSTCMD,
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CC_I2C,
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CC_I8042,
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CC_KEYBOARD,
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CC_KEYSCAN,
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CC_LIGHTBAR,
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CC_LPC,
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CC_PORT80,
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CC_POWERBTN,
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CC_PWM,
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CC_SYSTEM,
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CC_TASK,
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CC_USBCHARGE,
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CC_VBOOT,
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/* Channel count; not itself a channel */
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CC_CHANNEL_COUNT
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};
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/* Mask in channel_mask for a particular channel */
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#define CC_MASK(channel) (1UL << (channel))
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/* Mask to use to enable all channels */
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#define CC_ALL 0xffffffffUL
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/* Put a string to the console channel. */
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int cputs(enum console_channel channel, const char *outstr);
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/* Print formatted output to the console channel. See uart_vprintf() for
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* valid format codes. */
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int cprintf(enum console_channel channel, const char *format, ...);
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/* Flush the console output for all channels. */
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void cflush(void);
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/* Convenience macros for printing to the command channel.
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*
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* Modules may define similar macros in their .c files for their own use; it is
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* recommended those module-specific macros be named CPUTS and CPRINTF. */
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#define ccputs(outstr) cputs(CC_COMMAND, outstr)
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/* gcc allows variable arg lists in macros; see
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* http://gcc.gnu.org/onlinedocs/gcc/Variadic-Macros.html */
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#define ccprintf(format, args...) cprintf(CC_COMMAND, format, ## args)
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/* Called by UART when a line of input is pending. */
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void console_has_input(void);
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/*
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* Register a console command handler. Note that `name' must never be a
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* beginning of another existing command name.
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*/
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#define DECLARE_CONSOLE_COMMAND(name, routine) \
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static const char __con_cmd_label_##name[] = #name; \
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const struct console_command __con_cmd_##name \
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__attribute__((section(".rodata.cmds." #name))) \
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= {__con_cmd_label_##name, routine}
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#endif /* __CROS_EC_CONSOLE_H */
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