flash/nor: consolidate flash protect/protect_check

[openocd.git] / src / flash / nor / mdr.c

diff --git a/src/flash/nor/mdr.c b/src/flash/nor/mdr.c
index 68eaf13760043b4497bce59bc0339210b106e871..c4a4458f9e68b35ea129acedd3c5f3dd37ab43c6 100644 (file)
--- a/src/flash/nor/mdr.c
+++ b/src/flash/nor/mdr.c
@@ -86,11 +86,6 @@ FLASH_BANK_COMMAND_HANDLER(mdr_flash_bank_command)
        return ERROR_OK;
 }
 
-static int mdr_protect_check(struct flash_bank *bank)
-{
-       return ERROR_OK;
-}
-
 static int mdr_mass_erase(struct flash_bank *bank)
 {
        struct target *target = bank->target;
@@ -171,7 +166,8 @@ static int mdr_erase(struct flash_bank *bank, int first, int last)
        if (retval != ERROR_OK)
                goto reset_pg_and_lock;
 
-       if ((first == 0) && (last == (bank->num_sectors - 1))) {
+       if ((first == 0) && (last == (bank->num_sectors - 1)) &&
+               !mdr_info->mem_type) {
                retval = mdr_mass_erase(bank);
                goto reset_pg_and_lock;
        }
@@ -216,11 +212,6 @@ reset_pg_and_lock:
        return retval;
 }
 
-static int mdr_protect(struct flash_bank *bank, int set, int first, int last)
-{
-       return ERROR_OK;
-}
-
 static int mdr_write_block(struct flash_bank *bank, const uint8_t *buffer,
                uint32_t offset, uint32_t count)
 {
@@ -469,6 +460,13 @@ free_buffer:
        if (new_buffer)
                free(new_buffer);
 
+       /* read some bytes bytes to flush buffer in flash accelerator.
+        * See errata for 1986VE1T and 1986VE3. Error 0007 */
+       if ((retval == ERROR_OK) && (!mdr_info->mem_type)) {
+               uint32_t tmp;
+               target_checksum_memory(bank->target, bank->base, 64, &tmp);
+       }
+
        return retval;
 }
 
@@ -617,12 +615,11 @@ struct flash_driver mdr_flash = {
        "<type>: 0 for main memory, 1 for info memory",
        .flash_bank_command = mdr_flash_bank_command,
        .erase = mdr_erase,
-       .protect = mdr_protect,
        .write = mdr_write,
        .read = mdr_read,
        .probe = mdr_probe,
        .auto_probe = mdr_auto_probe,
        .erase_check = default_flash_blank_check,
-       .protect_check = mdr_protect_check,
        .info = get_mdr_info,
+       .free_driver_priv = default_flash_free_driver_priv,
 };