Remove xmalloc.c, fix potential 0-pointer derefenrence in cli.c.

[z180-stamp.git] / avr / debug.c

diff --git a/avr/debug.c b/avr/debug.c
index 1b4ecc2a60bb7930fffabdaa8c3a1323d576f235..21dd24219b319c4376775d575a3e8d8f7adfc9ce 100644 (file)
--- a/avr/debug.c
+++ b/avr/debug.c
@@ -39,7 +39,7 @@ void dump_heap(void)
  * Memory Display
  *     md addr {len}
  */
-command_ret_t do_dump_mem(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+command_ret_t do_dump_mem(cmd_tbl_t *cmdtp, uint_fast8_t flag, int argc, char * const argv[])
 {
        int (*readwhat)(uint8_t *buf, uint32_t addr, uint8_t count);
 
@@ -78,7 +78,7 @@ command_ret_t do_dump_mem(cmd_tbl_t *cmdtp, int flag, int argc, char * const arg
        return CMD_RET_SUCCESS;
 }
 
-command_ret_t do_eep_cp(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+command_ret_t do_eep_cp(cmd_tbl_t *cmdtp, uint_fast8_t flag, int argc, char * const argv[])
 {
        uint16_t src, dest, count;
        int_fast8_t step;
@@ -139,10 +139,9 @@ command_ret_t do_eep_cp(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[
  static uint8_t        *mm_last_addr;
 
 static command_ret_t
-mod_mem_avr(cmd_tbl_t *cmdtp, int incrflag, int flag, int argc, char * const argv[])
+mod_mem_avr(cmd_tbl_t *cmdtp, int incrflag, uint_fast8_t flag, int argc, char * const argv[])
 {
        uint8_t *addr;
-       uint8_t data;
        int nbytes;
 
        (void) cmdtp;
@@ -168,7 +167,7 @@ mod_mem_avr(cmd_tbl_t *cmdtp, int incrflag, int flag, int argc, char * const arg
         * the next value.  A non-converted value exits.
         */
        do {
-               data = *addr;
+               uint8_t data = *addr;
                printf_P(PSTR("%04x: %02x"), addr, data);
 
                nbytes = cli_readline(PSTR(" ? "), 0);
@@ -197,19 +196,17 @@ mod_mem_avr(cmd_tbl_t *cmdtp, int incrflag, int flag, int argc, char * const arg
 }
 
 
-command_ret_t do_mem_mm_avr(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+command_ret_t do_mem_mm_avr(cmd_tbl_t *cmdtp, uint_fast8_t flag, int argc, char * const argv[])
 {
        return mod_mem_avr (cmdtp, 1, flag, argc, argv);
 }
-command_ret_t do_mem_nm_avr(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+command_ret_t do_mem_nm_avr(cmd_tbl_t *cmdtp, uint_fast8_t flag, int argc, char * const argv[])
 {
        return mod_mem_avr (cmdtp, 0, flag, argc, argv);
 }
 
 /*------------------------------------------------------------------------------*/
 
-#if 1
-
 struct __freelist {
        size_t sz;
        struct __freelist *nx;
@@ -250,6 +247,11 @@ printfreelist(const char * title)
                (size_t) STACK_POINTER(), (size_t) __brkval, freesum);
 }
 
-#endif
+command_ret_t do_pr_free_avr(cmd_tbl_t *cmdtp UNUSED, uint_fast8_t flag UNUSED, int argc UNUSED, char * const argv[] UNUSED)
+{
+       printfreelist(NULL);
+
+       return CMD_RET_SUCCESS;
+}
 
 #endif /* DEBUG */