// Execute the command in the command buffer
void shell_cmd_execute(void) {
unsigned char i = 0, para_cnt = 0, err = 0;
while ((para_cnt < SHELL_PARA_CNT_MAX) && (shell_para_ptr[para_cnt]) && (*shell_para_ptr[para_cnt])) {
para_cnt++;
}
// Move old saved commands to higher array indices
for (i = SHELL_MAX_LASTCOMMANDS - 1; i > 0; --i) {
strcpy((char*)shell_lastcmd[i], (char*)shell_lastcmd[i - 1]);
}
// Save current command
strcpy((char*)shell_lastcmd[0], (char*)shell_buf);
for (i = 0; i < para_cnt; i++) {
strcat((char*)shell_lastcmd[0], " ");
strcat((char*)shell_lastcmd[0], shell_para_ptr[i]);
}
shell_lastcmd_ptr = 0;
while (0 != (shell_cmd_set[i].name)) {
if (!strcmp((char*) shell_buf, shell_cmd_set[i].name)) {
dbgu_print_ascii("\r\n");
err = shell_cmd_set[i].do_cmd(shell_para_ptr, para_cnt);
if (err != 0) {
dbgu_print_ascii("\r\n");
dbgu_printf("Error %d!\r\n", err);
}
shell_flush_buf();
shell_cmd_prompt();
return;
}
i++;
}
dbgu_printf("\r\nUnknown Command\r\n");
shell_flush_buf();
shell_cmd_prompt();
}
// help command implementation
int shell_cmd_help(char * args[], char num_args) {
int i = 0;
dbgu_printf("\r\nCOMMAND SHELL HELP\n\n\rCommand list\r\n");
while (shell_cmd_set[i].name) {
dbgu_printf(shell_cmd_set[i].name);
dbgu_printf("\t");
dbgu_printf(shell_cmd_set[i].help);
dbgu_print_ascii("\r\n");
i++;
}
return 0;
}
/******************************************************************************
Send string trough dbgu port.
Parameters:
none
Returns:
none
******************************************************************************/
void HAL_SendDbguMessage(const char *buffer)
{
dbgu_print_ascii(buffer);
}
// print the command shell prompt
void shell_cmd_prompt() {
dbgu_print_ascii("\r\n");
dbgu_printf(SHELL_PROMPT);
}
/*-----------------------------------------------------------------------------
* Function Name : dabt_handler
* Object : Data Abort Handler
*-----------------------------------------------------------------------------*/
void dabt_handler(void)
{
dbgu_print_ascii("-F- Data abort at ");
dbgu_print_hex8(AT91C_BASE_MC->MC_AASR);
dbgu_print_ascii("\n\r");
}
/*-----------------------------------------------------------------------------
* Function Name : pabt_handler
* Object : Prefetch Abort Handler
*-----------------------------------------------------------------------------*/
void pabt_handler(void)
{
dbgu_print_ascii("-F- Prefetch abort at ");
dbgu_print_hex8(AT91C_BASE_MC->MC_AASR);
dbgu_print_ascii("\n\r");
}
