static int spl_export(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
const cmd_tbl_t *c;
if (argc < 2) /* no subcommand */
return cmd_usage(cmdtp);
c = find_cmd_tbl(argv[1], &cmd_spl_export_sub[0],
ARRAY_SIZE(cmd_spl_export_sub));
if ((c) && ((int)c->cmd <= SPL_EXPORT_LAST)) {
argc -= 2;
argv += 2;
if (call_bootm(argc, argv, subcmd_list[(int)c->cmd]))
return -1;
switch ((int)c->cmd) {
#ifdef CONFIG_OF_LIBFDT
case SPL_EXPORT_FDT:
printf("Argument image is now in RAM: 0x%p\n",
(void *)images.ft_addr);
break;
#endif
case SPL_EXPORT_ATAGS:
printf("Argument image is now in RAM at: 0x%p\n",
(void *)gd->bd->bi_boot_params);
break;
}
} else {
/* Unrecognized command */
return cmd_usage(cmdtp);
}
return 0;
}
static int do_spl(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
const cmd_tbl_t *c;
int cmd;
if (argc < 2) /* no subcommand */
return cmd_usage(cmdtp);
c = find_cmd_tbl(argv[1], &cmd_spl_sub[0], ARRAY_SIZE(cmd_spl_sub));
if (c) {
cmd = (int)c->cmd;
switch (cmd) {
case SPL_EXPORT:
argc--;
argv++;
if (spl_export(cmdtp, flag, argc, argv))
printf("Subcommand failed\n");
break;
default:
/* unrecognized command */
return cmd_usage(cmdtp);
}
} else {
/* Unrecognized command */
return cmd_usage(cmdtp);
}
return 0;
}
static int do_bootm_subcommand(cmd_tbl_t *cmdtp, int flag, int argc,
char * const argv[])
{
int ret = 0;
long state;
cmd_tbl_t *c;
c = find_cmd_tbl(argv[0], &cmd_bootm_sub[0], ARRAY_SIZE(cmd_bootm_sub));
argc--; argv++;
if (c) {
state = (long)c->cmd;
if (state == BOOTM_STATE_START)
state |= BOOTM_STATE_FINDOS | BOOTM_STATE_FINDOTHER;
} else {
/* Unrecognized command */
return CMD_RET_USAGE;
}
if (state != BOOTM_STATE_START && images.state >= state) {
printf("Trying to execute a command out of order\n");
return CMD_RET_USAGE;
}
ret = do_bootm_states(cmdtp, flag, argc, argv, state, &images, 0);
return ret;
}
/**
* do_efidebug() - display and configure UEFI environment
*
* @cmdtp: Command table
* @flag: Command flag
* @argc: Number of arguments
* @argv: Argument array
* Return: CMD_RET_SUCCESS on success,
* CMD_RET_USAGE or CMD_RET_RET_FAILURE on failure
*
* Implement efidebug command which allows us to display and
* configure UEFI environment.
* See above for details of sub-commands.
*/
static int do_efidebug(cmd_tbl_t *cmdtp, int flag,
int argc, char * const argv[])
{
cmd_tbl_t *cp;
efi_status_t r;
if (argc < 2)
return CMD_RET_USAGE;
argc--; argv++;
/* Initialize UEFI drivers */
r = efi_init_obj_list();
if (r != EFI_SUCCESS) {
printf("Error: Cannot initialize UEFI sub-system, r = %lu\n",
r & ~EFI_ERROR_MASK);
return CMD_RET_FAILURE;
}
cp = find_cmd_tbl(argv[0], cmd_efidebug_sub,
ARRAY_SIZE(cmd_efidebug_sub));
if (!cp)
return CMD_RET_USAGE;
return cp->cmd(cmdtp, flag, argc, argv);
}
cmd_tbl_t *find_cmd (const char *cmd)
{
int len = __command_list_used;
return find_cmd_tbl(cmd, __command_list, len);
}
int do_pca953x(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
static uint8_t chip = CONFIG_SYS_I2C_PCA953X_ADDR;
int val;
ulong ul_arg2 = 0;
ulong ul_arg3 = 0;
cmd_tbl_t *c;
c = find_cmd_tbl(argv[1], cmd_pca953x, ARRAY_SIZE(cmd_pca953x));
/* All commands but "device" require 'maxargs' arguments */
if (!c || !((argc == (c->maxargs)) ||
(((int)c->cmd == PCA953X_CMD_DEVICE) &&
(argc == (c->maxargs - 1))))) {
cmd_usage(cmdtp);
return 1;
}
/* arg2 used as chip number or pin number */
if (argc > 2)
ul_arg2 = simple_strtoul(argv[2], NULL, 16);
/* arg3 used as pin or invert value */
if (argc > 3)
ul_arg3 = simple_strtoul(argv[3], NULL, 16) & 0x1;
switch ((int)c->cmd) {
#ifdef CONFIG_CMD_PCA953X_INFO
case PCA953X_CMD_INFO:
return pca953x_info(chip);
#endif
case PCA953X_CMD_DEVICE:
if (argc == 3)
chip = (uint8_t)ul_arg2;
printf("Current device address: 0x%x\n", chip);
return 0;
case PCA953X_CMD_INPUT:
pca953x_set_dir(chip, (1 << ul_arg2),
PCA953X_DIR_IN << ul_arg2);
val = (pca953x_get_val(chip) & (1 << ul_arg2)) != 0;
printf("chip 0x%02x, pin 0x%lx = %d\n", chip, ul_arg2, val);
return val;
case PCA953X_CMD_OUTPUT:
pca953x_set_dir(chip, (1 << ul_arg2),
(PCA953X_DIR_OUT << ul_arg2));
return pca953x_set_val(chip, (1 << ul_arg2),
(ul_arg3 << ul_arg2));
case PCA953X_CMD_INVERT:
return pca953x_set_pol(chip, (1 << ul_arg2),
(ul_arg3 << ul_arg2));
default:
/* We should never get here */
return 1;
}
}
static int do_tpm(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
cmd_tbl_t *tpm_cmd;
if (argc < 2)
return CMD_RET_USAGE;
tpm_cmd = find_cmd_tbl(argv[1], tpm_commands, ARRAY_SIZE(tpm_commands));
if (!tpm_cmd)
return CMD_RET_USAGE;
return tpm_cmd->cmd(cmdtp, flag, argc - 1, argv + 1);
}
static int do_keymanage(cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])
{
cmd_tbl_t *c;
if (argc < 2) return CMD_RET_USAGE;
c = find_cmd_tbl(argv[1], cmd_keyman_sub, ARRAY_SIZE(cmd_keyman_sub));
if (!c) { return CMD_RET_USAGE;}
return c->cmd(cmdtp, flag, --argc, ++argv);
}
static int do_store(cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])
{
cmd_tbl_t *c;
if (argc < 2) return CMD_RET_USAGE;
c = find_cmd_tbl(argv[1], cmd_store_sub, ARRAY_SIZE(cmd_store_sub));
if (c) {
return c->cmd(cmdtp, flag, argc, argv);
}
return CMD_RET_USAGE;
}
static int do_irblaster (cmd_tbl_t *cmdtp, int flag, int argc,
char *const argv[])
{
cmd_tbl_t *c;
if (argc < 2)
return CMD_RET_USAGE;
/* Strip off leading 'irblaster' command argument */
argc--;
argv++;
c = find_cmd_tbl(argv[0], &cmd_ir_sub[0], ARRAY_SIZE(cmd_ir_sub));
if (c)
return c->cmd(cmdtp, flag, argc, argv);
return CMD_RET_USAGE;
}
/*
* Subroutine: do_bmp
*
* Description: Handler for 'bmp' command..
*
* Inputs: argv[1] contains the subcommand
*
* Return: None
*
*/
static int do_bmp(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
cmd_tbl_t *c;
/* Strip off leading 'bmp' command argument */
argc--;
argv++;
c = find_cmd_tbl(argv[0], &cmd_bmp_sub[0], ARRAY_SIZE(cmd_bmp_sub));
if (c)
return c->cmd(cmdtp, flag, argc, argv);
else
return CMD_RET_USAGE;
}
static int do_vbexport_test(cmd_tbl_t *cmdtp, int flag,
int argc, char * const argv[])
{
cmd_tbl_t *c;
if (argc < 2)
return cmd_usage(cmdtp);
argc--;
argv++;
c = find_cmd_tbl(argv[0], &cmd_vbexport_test_sub[0],
ARRAY_SIZE(cmd_vbexport_test_sub));
if (c)
return c->cmd(c, flag, argc, argv);
else
return cmd_usage(cmdtp);
}
static int do_sandbox(cmd_tbl_t *cmdtp, int flag, int argc,
char * const argv[])
{
cmd_tbl_t *c;
/* Skip past 'sandbox' */
argc--;
argv++;
c = find_cmd_tbl(argv[0], cmd_sandbox_sub,
ARRAY_SIZE(cmd_sandbox_sub));
if (c)
return c->cmd(cmdtp, flag, argc, argv);
else
return CMD_RET_USAGE;
}
int cmd_mtc(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
cmd_tbl_t *c;
int err = 0;
c = find_cmd_tbl(argv[1], &cmd_mtc_sub[0], ARRAY_SIZE(cmd_mtc_sub));
if (c) {
argc--;
argv++;
return c->cmd(c, flag, argc, argv);
} else {
/* Unrecognized command */
return cmd_usage(cmdtp);
}
return err;
}
/**
* do_efi_boot_opt() - manage UEFI load options
*
* @cmdtp: Command table
* @flag: Command flag
* @argc: Number of arguments
* @argv: Argument array
* Return: CMD_RET_SUCCESS on success,
* CMD_RET_USAGE or CMD_RET_RET_FAILURE on failure
*
* Implement efidebug "boot" sub-command.
* See above for details of sub-commands.
*/
static int do_efi_boot_opt(cmd_tbl_t *cmdtp, int flag,
int argc, char * const argv[])
{
cmd_tbl_t *cp;
if (argc < 2)
return CMD_RET_USAGE;
argc--; argv++;
cp = find_cmd_tbl(argv[0], cmd_efidebug_boot_sub,
ARRAY_SIZE(cmd_efidebug_boot_sub));
if (!cp)
return CMD_RET_USAGE;
return cp->cmd(cmdtp, flag, argc, argv);
}
static int do_avb(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
cmd_tbl_t *cp;
cp = find_cmd_tbl(argv[1], cmd_avb, ARRAY_SIZE(cmd_avb));
argc--;
argv++;
if (!cp || argc > cp->maxargs)
return CMD_RET_USAGE;
if (flag == CMD_FLAG_REPEAT)
return CMD_RET_FAILURE;
return cp->cmd(cmdtp, flag, argc, argv);
}
static int do_fsp(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
cmd_tbl_t *fsp_cmd;
int ret;
if (argc < 2)
return CMD_RET_USAGE;
fsp_cmd = find_cmd_tbl(argv[1], fsp_commands, ARRAY_SIZE(fsp_commands));
argc -= 2;
argv += 2;
if (!fsp_cmd || argc > fsp_cmd->maxargs)
return CMD_RET_USAGE;
ret = fsp_cmd->cmd(fsp_cmd, flag, argc, argv);
return cmd_process_error(fsp_cmd, ret);
}
/**
* do_remoteproc() - (replace: short desc)
* @cmdtp: unused
* @flag: unused
* @argc: argument count
* @argv: argument list
*
* parses up the command table to invoke the correct command.
*
* Return: 0 if no error, else returns appropriate error value.
*/
static int do_remoteproc(cmd_tbl_t *cmdtp, int flag, int argc,
char *const argv[])
{
cmd_tbl_t *c = NULL;
/* Strip off leading 'rproc' command argument */
argc--;
argv++;
if (argc)
c = find_cmd_tbl(argv[0], cmd_remoteproc_sub,
ARRAY_SIZE(cmd_remoteproc_sub));
if (c)
return c->cmd(cmdtp, flag, argc, argv);
return CMD_RET_USAGE;
}
/*
* Subroutine: do_bmp
*
* Description: Handler for 'bmp' command..
*
* Inputs: argv[1] contains the subcommand
*
* Return: None
*
*/
static int do_bmp(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
cmd_tbl_t *c;
/* Strip off leading 'bmp' command argument */
argc--;
argv++;
c = find_cmd_tbl(argv[0], &cmd_bmp_sub[0], ARRAY_SIZE(cmd_bmp_sub));
if (c) {
return c->cmd(cmdtp, flag, argc, argv);
} else {
cmd_usage(cmdtp);
return 1;
}
}
static int do_env(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
cmd_tbl_t *cp;
if (argc < 2)
return cmd_usage(cmdtp);
/* drop initial "env" arg */
argc--;
argv++;
cp = find_cmd_tbl(argv[0], cmd_env_sub, ARRAY_SIZE(cmd_env_sub));
if (cp)
return cp->cmd(cmdtp, flag, argc, argv);
return cmd_usage(cmdtp);
}
static int do_ut(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
cmd_tbl_t *cp;
if (argc < 2)
return CMD_RET_USAGE;
/* drop initial "ut" arg */
argc--;
argv++;
cp = find_cmd_tbl(argv[0], cmd_ut_sub, ARRAY_SIZE(cmd_ut_sub));
if (cp)
return cp->cmd(cmdtp, flag, argc, argv);
return CMD_RET_USAGE;
}
static int do_dm(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
cmd_tbl_t *test_cmd;
int ret;
if (argc < 2)
return CMD_RET_USAGE;
test_cmd = find_cmd_tbl(argv[1], test_commands,
ARRAY_SIZE(test_commands));
argc -= 2;
argv += 2;
if (!test_cmd || argc > test_cmd->maxargs)
return CMD_RET_USAGE;
ret = test_cmd->cmd(test_cmd, flag, argc, argv);
return cmd_process_error(test_cmd, ret);
}
static int do_aml_key_burn(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
int rc = 0;
cmd_tbl_t *c;
sprintf(_errInfo, "success");
c = find_cmd_tbl(argv[1], cmd_opt_key_burn, ARRAY_SIZE(cmd_opt_key_burn));
if(!c){
DWN_ERR("Can't find subcmd[%s]\n", argv[1]);
return 1;
}
rc = c->cmd(cmdtp, flag, argc, argv);
DWN_MSG("[key]%s\n", _errInfo);
if(rc < 0){
DWN_ERR("Fail in cmd[%s %s].ret=%d\n", argv[1], argv[2], rc);
return -__LINE__;
}
rc = strncmp("success", _errInfo, 7);
return rc;
}
static int do_blkcache(cmd_tbl_t *cmdtp, int flag,
int argc, char * const argv[])
{
cmd_tbl_t *c;
#ifdef CONFIG_NEEDS_MANUAL_RELOC
blkc_reloc();
#endif
if (argc < 2)
return CMD_RET_USAGE;
/* Strip off leading argument */
argc--;
argv++;
c = find_cmd_tbl(argv[0], &cmd_blkc_sub[0], ARRAY_SIZE(cmd_blkc_sub));
if (c)
return c->cmd(cmdtp, flag, argc, argv);
else
return CMD_RET_USAGE;
return 0;
}
int do_bootm_subcommand (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
int ret = 0;
int state;
cmd_tbl_t *c;
boot_os_fn *boot_fn;
c = find_cmd_tbl(argv[1], &cmd_bootm_sub[0], ARRAY_SIZE(cmd_bootm_sub));
if (c) {
state = (int)c->cmd;
/* treat start special since it resets the state machine */
if (state == BOOTM_STATE_START) {
argc--;
argv++;
return bootm_start(cmdtp, flag, argc, argv);
}
}
/* Unrecognized command */
else {
cmd_usage(cmdtp);
return 1;
}
if (images.state >= state) {
printf ("Trying to execute a command out of order\n");
cmd_usage(cmdtp);
return 1;
}
images.state |= state;
boot_fn = boot_os[images.os.os];
switch (state) {
ulong load_end;
case BOOTM_STATE_START:
/* should never occur */
break;
case BOOTM_STATE_LOADOS:
ret = bootm_load_os(images.os, &load_end, 0);
if (ret)
return ret;
lmb_reserve(&images.lmb, images.os.load,
(load_end - images.os.load));
break;
#if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_SPARC)
case BOOTM_STATE_RAMDISK:
{
ulong rd_len = images.rd_end - images.rd_start;
char str[17];
ret = boot_ramdisk_high(&images.lmb, images.rd_start,
rd_len, &images.initrd_start, &images.initrd_end);
if (ret)
return ret;
sprintf(str, "%lx", images.initrd_start);
setenv("initrd_start", str);
sprintf(str, "%lx", images.initrd_end);
setenv("initrd_end", str);
}
break;
#endif
#ifdef CONFIG_OF_LIBFDT
case BOOTM_STATE_FDT:
{
ulong bootmap_base = getenv_bootm_low();
ret = boot_relocate_fdt(&images.lmb, bootmap_base,
&images.ft_addr, &images.ft_len);
break;
}
#endif
case BOOTM_STATE_OS_CMDLINE:
ret = boot_fn(BOOTM_STATE_OS_CMDLINE, argc, argv, &images);
if (ret)
printf ("cmdline subcommand not supported\n");
break;
case BOOTM_STATE_OS_BD_T:
ret = boot_fn(BOOTM_STATE_OS_BD_T, argc, argv, &images);
if (ret)
printf ("bdt subcommand not supported\n");
break;
case BOOTM_STATE_OS_PREP:
ret = boot_fn(BOOTM_STATE_OS_PREP, argc, argv, &images);
if (ret)
printf ("prep subcommand not supported\n");
break;
case BOOTM_STATE_OS_GO:
disable_interrupts();
boot_fn(BOOTM_STATE_OS_GO, argc, argv, &images);
break;
}
return ret;
}
int _do_help (cmd_tbl_t *cmd_start, int cmd_items, cmd_tbl_t * cmdtp, int
flag, int argc, char *argv[])
{
int i;
int rcode = 0;
if (argc == 1) { /*show list of commands */
cmd_tbl_t *cmd_array[cmd_items];
int i, j, swaps;
/* Make array of commands from .uboot_cmd section */
cmdtp = cmd_start;
for (i = 0; i < cmd_items; i++) {
cmd_array[i] = cmdtp++;
}
/* Sort command list (trivial bubble sort) */
for (i = cmd_items - 1; i > 0; --i) {
swaps = 0;
for (j = 0; j < i; ++j) {
if (strcmp (cmd_array[j]->name,
cmd_array[j + 1]->name) > 0) {
cmd_tbl_t *tmp;
tmp = cmd_array[j];
cmd_array[j] = cmd_array[j + 1];
cmd_array[j + 1] = tmp;
++swaps;
}
}
if (!swaps)
break;
}
/* print short help (usage) */
for (i = 0; i < cmd_items; i++) {
const char *usage = cmd_array[i]->usage;
/* allow user abort */
if (ctrlc ())
return 1;
if (usage == NULL)
continue;
printf("%-*s- %s\n", CONFIG_SYS_HELP_CMD_WIDTH,
cmd_array[i]->name, usage);
}
return 0;
}
/*
* command help (long version)
*/
for (i = 1; i < argc; ++i) {
if ((cmdtp = find_cmd_tbl (argv[i], cmd_start, cmd_items )) != NULL) {
rcode |= cmd_usage(cmdtp);
} else {
printf ("Unknown command '%s' - try 'help'"
" without arguments for list of all"
" known commands\n\n", argv[i]
);
rcode = 1;
}
}
return rcode;
}
cmd_tbl_t *find_cmd (const char *cmd)
{
int len = &__u_boot_cmd_end - &__u_boot_cmd_start;
return find_cmd_tbl(cmd, &__u_boot_cmd_start, len);
}
static int do_bootm_subcommand(cmd_tbl_t *cmdtp, int flag, int argc,
char * const argv[])
{
int ret = 0;
long state;
cmd_tbl_t *c;
boot_os_fn *boot_fn;
c = find_cmd_tbl(argv[1], &cmd_bootm_sub[0], ARRAY_SIZE(cmd_bootm_sub));
if (c) {
state = (long)c->cmd;
/* treat start special since it resets the state machine */
if (state == BOOTM_STATE_START) {
argc--;
argv++;
return bootm_start(cmdtp, flag, argc, argv);
}
} else {
/* Unrecognized command */
return CMD_RET_USAGE;
}
if (images.state < BOOTM_STATE_START ||
images.state >= state) {
printf("Trying to execute a command out of order\n");
return CMD_RET_USAGE;
}
images.state |= state;
boot_fn = boot_os[images.os.os];
switch (state) {
ulong load_end;
case BOOTM_STATE_START:
/* should never occur */
break;
case BOOTM_STATE_LOADOS:
ret = bootm_load_os(images.os, &load_end, 0);
if (ret)
return ret;
lmb_reserve(&images.lmb, images.os.load,
(load_end - images.os.load));
break;
#ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH
case BOOTM_STATE_RAMDISK:
{
ulong rd_len = images.rd_end - images.rd_start;
ret = boot_ramdisk_high(&images.lmb, images.rd_start,
rd_len, &images.initrd_start, &images.initrd_end);
if (ret)
return ret;
setenv_hex("initrd_start", images.initrd_start);
setenv_hex("initrd_end", images.initrd_end);
}
break;
#endif
#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_LMB)
case BOOTM_STATE_FDT:
{
boot_fdt_add_mem_rsv_regions(&images.lmb,
images.ft_addr);
ret = boot_relocate_fdt(&images.lmb,
&images.ft_addr, &images.ft_len);
break;
}
#endif
case BOOTM_STATE_OS_CMDLINE:
ret = boot_fn(BOOTM_STATE_OS_CMDLINE, argc, argv, &images);
if (ret)
printf("cmdline subcommand not supported\n");
break;
case BOOTM_STATE_OS_BD_T:
ret = boot_fn(BOOTM_STATE_OS_BD_T, argc, argv, &images);
if (ret)
printf("bdt subcommand not supported\n");
break;
case BOOTM_STATE_OS_PREP:
ret = boot_fn(BOOTM_STATE_OS_PREP, argc, argv, &images);
if (ret)
printf("prep subcommand not supported\n");
break;
case BOOTM_STATE_OS_GO:
disable_interrupts();
#ifdef CONFIG_NETCONSOLE
/*
* Stop the ethernet stack if NetConsole could have
* left it up
*/
eth_halt();
#endif
arch_preboot_os();
boot_fn(BOOTM_STATE_OS_GO, argc, argv, &images);
break;
}
return ret;
}
int do_tca642x(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
static uchar chip = CONFIG_SYS_I2C_TCA642X_ADDR;
int ret = CMD_RET_USAGE, val;
uint8_t gpio_bank = 0;
uint8_t bank_shift;
ulong ul_arg2 = 0;
ulong ul_arg3 = 0;
cmd_tbl_t *c;
c = find_cmd_tbl(argv[1], cmd_tca642x, ARRAY_SIZE(cmd_tca642x));
/* All commands but "device" require 'maxargs' arguments */
if (!c ||
!((argc == (c->maxargs)) ||
(((int)c->cmd == TCA642X_CMD_DEVICE) &&
(argc == (c->maxargs - 1))))) {
return CMD_RET_USAGE;
}
/* arg2 used as chip number or pin number */
if (argc > 2) {
ul_arg2 = simple_strtoul(argv[2], NULL, 10);
if (ul_arg2 <= 7) {
gpio_bank = 0;
} else if ((ul_arg2 >= 10) && (ul_arg2 <= 17)) {
gpio_bank = 1;
} else if ((ul_arg2 >= 20) && (ul_arg2 <= 27)) {
gpio_bank = 2;
} else {
printf("Requested pin is not available\n");
ret = CMD_RET_FAILURE;
goto error;
}
}
/* arg3 used as pin or invert value */
if (argc > 3)
ul_arg3 = simple_strtoul(argv[3], NULL, 10) & 0x1;
switch ((int)c->cmd) {
case TCA642X_CMD_INFO:
ret = tca642x_info(chip);
if (ret)
ret = CMD_RET_FAILURE;
break;
case TCA642X_CMD_DEVICE:
if (argc == 3)
chip = (uint8_t)ul_arg2;
printf("Current device address: 0x%x\n", chip);
ret = CMD_RET_SUCCESS;
break;
case TCA642X_CMD_INPUT:
bank_shift = ul_arg2 - (gpio_bank * 10);
ret = tca642x_set_dir(chip, gpio_bank, (1 << bank_shift),
(TCA642X_DIR_IN << bank_shift));
val = (tca642x_get_val(chip, gpio_bank) &
(1 << bank_shift)) != 0;
if (ret)
ret = CMD_RET_FAILURE;
else
printf("chip 0x%02x, pin 0x%lx = %d\n", chip,
ul_arg2, val);
break;
case TCA642X_CMD_OUTPUT:
bank_shift = ul_arg2 - (gpio_bank * 10);
ret = tca642x_set_dir(chip, gpio_bank, (1 << bank_shift),
(TCA642X_DIR_OUT << bank_shift));
if (!ret)
ret = tca642x_set_val(chip,
gpio_bank, (1 << bank_shift),
(ul_arg3 << bank_shift));
if (ret)
ret = CMD_RET_FAILURE;
break;
case TCA642X_CMD_INVERT:
bank_shift = ul_arg2 - (gpio_bank * 10);
ret = tca642x_set_pol(chip, gpio_bank, (1 << bank_shift),
(ul_arg3 << bank_shift));
if (ret)
ret = CMD_RET_FAILURE;
break;
}
error:
if (ret == CMD_RET_FAILURE)
eprintf("Error talking to chip at 0x%x\n", chip);
return ret;
}
cmd_tbl_t *find_cmd (const char *cmd)
{
cmd_tbl_t *start = ll_entry_start(cmd_tbl_t, cmd);
const int len = ll_entry_count(cmd_tbl_t, cmd);
return find_cmd_tbl(cmd, start, len);
}
