mpc83xx: Add support for the MPC8349E-mITX

[u-boot] / common / kgdb.c

diff --git a/common/kgdb.c b/common/kgdb.c
index b563094d545e9efb77cf67c850395d38157134d1..6de6ec99a22273c4ff8fd7ac515fcf42cff6ac85 100644 (file)
--- a/common/kgdb.c
+++ b/common/kgdb.c
@@ -144,7 +144,7 @@ mem2hex(char *mem, char *buf, int count)
        }
        *buf = 0;
        longjmp_on_fault = 0;
-       return buf;
+       return (unsigned char *)buf;
 }
 
 /* convert the hex array pointed to by buf into binary to be placed in mem
@@ -353,7 +353,7 @@ handle_exception (struct pt_regs *regs)
                *ptr++ = hexchars[rp->num >> 4];
                *ptr++ = hexchars[rp->num & 0xf];
                *ptr++ = ':';
-               ptr = mem2hex((char *)&rp->val, ptr, 4);
+               ptr = (char *)mem2hex((char *)&rp->val, ptr, 4);
                *ptr++ = ';';
        }
 
@@ -364,7 +364,7 @@ handle_exception (struct pt_regs *regs)
                printf("kgdb: remcomOutBuffer: %s\n", remcomOutBuffer);
 #endif
 
-       putpacket(remcomOutBuffer);
+       putpacket((unsigned char *)&remcomOutBuffer);
 
        while (1) {
                volatile int errnum;
@@ -508,7 +508,7 @@ handle_exception (struct pt_regs *regs)
 #endif
 
                /* reply to the request */
-               putpacket(remcomOutBuffer);
+               putpacket((unsigned char *)&remcomOutBuffer);
 
        } /* while(1) */
 }
@@ -548,7 +548,7 @@ kgdb_output_string (const char* s, unsigned int count)
 
        buffer[0] = 'O';
        mem2hex ((char *)s, &buffer[1], count);
-       putpacket(buffer);
+       putpacket((unsigned char *)&buffer);
 
        return 1;
 }
@@ -573,6 +573,20 @@ do_kgdb(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
     return 0;
 }
 
+U_BOOT_CMD(
+       kgdb, CFG_MAXARGS, 1,   do_kgdb,
+       "kgdb    - enter gdb remote debug mode\n",
+       "[arg0 arg1 .. argN]\n"
+       "    - executes a breakpoint so that kgdb mode is\n"
+       "      entered via the exception handler. To return\n"
+       "      to the monitor, the remote gdb debugger must\n"
+       "      execute a \"continue\" or \"quit\" command.\n"
+       "\n"
+       "      if a program is loaded by the remote gdb, any args\n"
+       "      passed to the kgdb command are given to the loaded\n"
+       "      program if it is executed (see the \"hello_world\"\n"
+       "      example program in the U-Boot examples directory)."
+);
 #else
 
 int kgdb_not_configured = 1;