From 26ba6ea51113ddf2e2962f5f6edabe56fd532eb5 Mon Sep 17 00:00:00 2001 From: Spencer Oliver Date: Wed, 8 Dec 2010 17:07:08 +0000 Subject: cfi: allow optional buffer write support Some flash's do not support buffer writes, so we now check they are supported before trying to use them. Signed-off-by: Spencer Oliver --- src/flash/nor/cfi.c | 9 +++++++++ 1 file changed, 9 insertions(+) (limited to 'src/flash/nor') diff --git a/src/flash/nor/cfi.c b/src/flash/nor/cfi.c index 7f2d0a5b..09caa2eb 100644 --- a/src/flash/nor/cfi.c +++ b/src/flash/nor/cfi.c @@ -2051,6 +2051,13 @@ static int cfi_write_words(struct flash_bank *bank, uint8_t *word, { struct cfi_flash_bank *cfi_info = bank->driver_priv; + if (cfi_info->buf_write_timeout_typ == 0) + { + /* buffer writes are not supported */ + LOG_DEBUG("Buffer Writes Not Supported"); + return ERROR_FLASH_OPER_UNSUPPORTED; + } + switch (cfi_info->pri_id) { case 1: @@ -2241,6 +2248,8 @@ static int cfi_write(struct flash_bank *bank, uint8_t *buffer, uint32_t offset, count -= buffersize; fallback = 0; } + else if (retval != ERROR_FLASH_OPER_UNSUPPORTED) + return retval; } /* try the slow way? */ if (fallback) -- cgit v1.2.3