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Diffstat (limited to 'tools/power/acpi/tools/acpidump/apmain.c')
-rw-r--r-- | tools/power/acpi/tools/acpidump/apmain.c | 366 |
1 files changed, 366 insertions, 0 deletions
diff --git a/tools/power/acpi/tools/acpidump/apmain.c b/tools/power/acpi/tools/acpidump/apmain.c new file mode 100644 index 000000000..046e6b8d6 --- /dev/null +++ b/tools/power/acpi/tools/acpidump/apmain.c @@ -0,0 +1,366 @@ +// SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 +/****************************************************************************** + * + * Module Name: apmain - Main module for the acpidump utility + * + * Copyright (C) 2000 - 2020, Intel Corp. + * + *****************************************************************************/ + +#define _DECLARE_GLOBALS +#include "acpidump.h" + +/* + * acpidump - A portable utility for obtaining system ACPI tables and dumping + * them in an ASCII hex format suitable for binary extraction via acpixtract. + * + * Obtaining the system ACPI tables is an OS-specific operation. + * + * This utility can be ported to any host operating system by providing a + * module containing system-specific versions of these interfaces: + * + * acpi_os_get_table_by_address + * acpi_os_get_table_by_index + * acpi_os_get_table_by_name + * + * See the ACPICA Reference Guide for the exact definitions of these + * interfaces. Also, see these ACPICA source code modules for example + * implementations: + * + * source/os_specific/service_layers/oswintbl.c + * source/os_specific/service_layers/oslinuxtbl.c + */ + +/* Local prototypes */ + +static void ap_display_usage(void); + +static int ap_do_options(int argc, char **argv); + +static int ap_insert_action(char *argument, u32 to_be_done); + +/* Table for deferred actions from command line options */ + +struct ap_dump_action action_table[AP_MAX_ACTIONS]; +u32 current_action = 0; + +#define AP_UTILITY_NAME "ACPI Binary Table Dump Utility" +#define AP_SUPPORTED_OPTIONS "?a:bc:f:hn:o:r:sv^xz" + +/****************************************************************************** + * + * FUNCTION: ap_display_usage + * + * DESCRIPTION: Usage message for the acpi_dump utility + * + ******************************************************************************/ + +static void ap_display_usage(void) +{ + + ACPI_USAGE_HEADER("acpidump [options]"); + + ACPI_OPTION("-b", "Dump tables to binary files"); + ACPI_OPTION("-h -?", "This help message"); + ACPI_OPTION("-o <File>", "Redirect output to file"); + ACPI_OPTION("-r <Address>", "Dump tables from specified RSDP"); + ACPI_OPTION("-s", "Print table summaries only"); + ACPI_OPTION("-v", "Display version information"); + ACPI_OPTION("-vd", "Display build date and time"); + ACPI_OPTION("-z", "Verbose mode"); + + ACPI_USAGE_TEXT("\nTable Options:\n"); + + ACPI_OPTION("-a <Address>", "Get table via a physical address"); + ACPI_OPTION("-c <on|off>", "Turning on/off customized table dumping"); + ACPI_OPTION("-f <BinaryFile>", "Get table via a binary file"); + ACPI_OPTION("-n <Signature>", "Get table via a name/signature"); + ACPI_OPTION("-x", "Do not use but dump XSDT"); + ACPI_OPTION("-x -x", "Do not use or dump XSDT"); + + ACPI_USAGE_TEXT("\n" + "Invocation without parameters dumps all available tables\n" + "Multiple mixed instances of -a, -f, and -n are supported\n\n"); +} + +/****************************************************************************** + * + * FUNCTION: ap_insert_action + * + * PARAMETERS: argument - Pointer to the argument for this action + * to_be_done - What to do to process this action + * + * RETURN: Status + * + * DESCRIPTION: Add an action item to the action table + * + ******************************************************************************/ + +static int ap_insert_action(char *argument, u32 to_be_done) +{ + + /* Insert action and check for table overflow */ + + action_table[current_action].argument = argument; + action_table[current_action].to_be_done = to_be_done; + + current_action++; + if (current_action > AP_MAX_ACTIONS) { + fprintf(stderr, "Too many table options (max %d)\n", + AP_MAX_ACTIONS); + return (-1); + } + + return (0); +} + +/****************************************************************************** + * + * FUNCTION: ap_do_options + * + * PARAMETERS: argc/argv - Standard argc/argv + * + * RETURN: Status + * + * DESCRIPTION: Command line option processing. The main actions for getting + * and dumping tables are deferred via the action table. + * + *****************************************************************************/ + +static int ap_do_options(int argc, char **argv) +{ + int j; + acpi_status status; + + /* Command line options */ + + while ((j = + acpi_getopt(argc, argv, AP_SUPPORTED_OPTIONS)) != ACPI_OPT_END) + switch (j) { + /* + * Global options + */ + case 'b': /* Dump all input tables to binary files */ + + gbl_binary_mode = TRUE; + continue; + + case 'c': /* Dump customized tables */ + + if (!strcmp(acpi_gbl_optarg, "on")) { + gbl_dump_customized_tables = TRUE; + } else if (!strcmp(acpi_gbl_optarg, "off")) { + gbl_dump_customized_tables = FALSE; + } else { + fprintf(stderr, + "%s: Cannot handle this switch, please use on|off\n", + acpi_gbl_optarg); + return (-1); + } + continue; + + case 'h': + case '?': + + ap_display_usage(); + return (1); + + case 'o': /* Redirect output to a single file */ + + if (ap_open_output_file(acpi_gbl_optarg)) { + return (-1); + } + continue; + + case 'r': /* Dump tables from specified RSDP */ + + status = + acpi_ut_strtoul64(acpi_gbl_optarg, &gbl_rsdp_base); + if (ACPI_FAILURE(status)) { + fprintf(stderr, + "%s: Could not convert to a physical address\n", + acpi_gbl_optarg); + return (-1); + } + continue; + + case 's': /* Print table summaries only */ + + gbl_summary_mode = TRUE; + continue; + + case 'x': /* Do not use XSDT */ + + if (!acpi_gbl_do_not_use_xsdt) { + acpi_gbl_do_not_use_xsdt = TRUE; + } else { + gbl_do_not_dump_xsdt = TRUE; + } + continue; + + case 'v': /* -v: (Version): signon already emitted, just exit */ + + switch (acpi_gbl_optarg[0]) { + case '^': /* -v: (Version) */ + + fprintf(stderr, + ACPI_COMMON_SIGNON(AP_UTILITY_NAME)); + return (1); + + case 'd': + + fprintf(stderr, + ACPI_COMMON_SIGNON(AP_UTILITY_NAME)); + printf(ACPI_COMMON_BUILD_TIME); + return (1); + + default: + + printf("Unknown option: -v%s\n", + acpi_gbl_optarg); + return (-1); + } + break; + + case 'z': /* Verbose mode */ + + gbl_verbose_mode = TRUE; + fprintf(stderr, ACPI_COMMON_SIGNON(AP_UTILITY_NAME)); + continue; + + /* + * Table options + */ + case 'a': /* Get table by physical address */ + + if (ap_insert_action + (acpi_gbl_optarg, AP_DUMP_TABLE_BY_ADDRESS)) { + return (-1); + } + break; + + case 'f': /* Get table from a file */ + + if (ap_insert_action + (acpi_gbl_optarg, AP_DUMP_TABLE_BY_FILE)) { + return (-1); + } + break; + + case 'n': /* Get table by input name (signature) */ + + if (ap_insert_action + (acpi_gbl_optarg, AP_DUMP_TABLE_BY_NAME)) { + return (-1); + } + break; + + default: + + ap_display_usage(); + return (-1); + } + + /* If there are no actions, this means "get/dump all tables" */ + + if (current_action == 0) { + if (ap_insert_action(NULL, AP_DUMP_ALL_TABLES)) { + return (-1); + } + } + + return (0); +} + +/****************************************************************************** + * + * FUNCTION: main + * + * PARAMETERS: argc/argv - Standard argc/argv + * + * RETURN: Status + * + * DESCRIPTION: C main function for acpidump utility + * + ******************************************************************************/ + +#if !defined(_GNU_EFI) && !defined(_EDK2_EFI) +int ACPI_SYSTEM_XFACE main(int argc, char *argv[]) +#else +int ACPI_SYSTEM_XFACE acpi_main(int argc, char *argv[]) +#endif +{ + int status = 0; + struct ap_dump_action *action; + u32 file_size; + u32 i; + + ACPI_DEBUG_INITIALIZE(); /* For debug version only */ + acpi_os_initialize(); + gbl_output_file = ACPI_FILE_OUT; + acpi_gbl_integer_byte_width = 8; + + /* Process command line options */ + + status = ap_do_options(argc, argv); + if (status > 0) { + return (0); + } + if (status < 0) { + return (status); + } + + /* Get/dump ACPI table(s) as requested */ + + for (i = 0; i < current_action; i++) { + action = &action_table[i]; + switch (action->to_be_done) { + case AP_DUMP_ALL_TABLES: + + status = ap_dump_all_tables(); + break; + + case AP_DUMP_TABLE_BY_ADDRESS: + + status = ap_dump_table_by_address(action->argument); + break; + + case AP_DUMP_TABLE_BY_NAME: + + status = ap_dump_table_by_name(action->argument); + break; + + case AP_DUMP_TABLE_BY_FILE: + + status = ap_dump_table_from_file(action->argument); + break; + + default: + + fprintf(stderr, + "Internal error, invalid action: 0x%X\n", + action->to_be_done); + return (-1); + } + + if (status) { + return (status); + } + } + + if (gbl_output_filename) { + if (gbl_verbose_mode) { + + /* Summary for the output file */ + + file_size = cm_get_file_size(gbl_output_file); + fprintf(stderr, + "Output file %s contains 0x%X (%u) bytes\n\n", + gbl_output_filename, file_size, file_size); + } + + fclose(gbl_output_file); + } + + return (status); +} |