diff options
| -rw-r--r-- | common/cmd_mem.c | 51 |
1 files changed, 48 insertions, 3 deletions
diff --git a/common/cmd_mem.c b/common/cmd_mem.c index a994211..d080810 100644 --- a/common/cmd_mem.c +++ b/common/cmd_mem.c @@ -154,9 +154,32 @@ int do_mem_md ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) } } while (nbytes > 0); #else - /* Print the lines. */ - print_buffer(addr, (void*)addr, size, length, DISP_LINE_LEN/size); - addr += size*length; + +# if defined(CONFIG_BLACKFIN) + /* See if we're trying to display L1 inst */ + if (addr_bfin_on_chip_mem(addr)) { + char linebuf[DISP_LINE_LEN]; + ulong linebytes, nbytes = length * size; + do { + linebytes = (nbytes > DISP_LINE_LEN) ? DISP_LINE_LEN : nbytes; + memcpy(linebuf, (void *)addr, linebytes); + print_buffer(addr, linebuf, size, linebytes/size, DISP_LINE_LEN/size); + + nbytes -= linebytes; + addr += linebytes; + if (ctrlc()) { + rc = 1; + break; + } + } while (nbytes > 0); + } else +# endif + + { + /* Print the lines. */ + print_buffer(addr, (void*)addr, size, length, DISP_LINE_LEN/size); + addr += size*length; + } #endif dp_last_addr = addr; @@ -308,6 +331,13 @@ int do_mem_cmp (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) } #endif +#ifdef CONFIG_BLACKFIN + if (addr_bfin_on_chip_mem(addr1) || addr_bfin_on_chip_mem(addr2)) { + puts ("Comparison with L1 instruction memory not supported.\n\r"); + return 0; + } +#endif + ngood = 0; while (count-- > 0) { @@ -478,6 +508,14 @@ int do_mem_cp ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) } #endif +#ifdef CONFIG_BLACKFIN + /* See if we're copying to/from L1 inst */ + if (addr_bfin_on_chip_mem(dest) || addr_bfin_on_chip_mem(addr)) { + memcpy((void *)dest, (void *)addr, count * size); + return 0; + } +#endif + while (count-- > 0) { if (size == 4) *((ulong *)dest) = *((ulong *)addr); @@ -1006,6 +1044,13 @@ mod_mem(cmd_tbl_t *cmdtp, int incrflag, int flag, int argc, char *argv[]) } #endif +#ifdef CONFIG_BLACKFIN + if (addr_bfin_on_chip_mem(addr)) { + puts ("Can't modify L1 instruction in place. Use cp instead.\n\r"); + return 0; + } +#endif + /* Print the address, followed by value. Then accept input for * the next value. A non-converted value exits. */ |