X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=drivers%2Fdfu%2Fdfu.c;h=ceb33e35eed212e837a2f5571cea86f70c135806;hb=52e727c8eb449db8b8dcb38201cbe034c8fa3c04;hp=2267dbfb5183279d3e94e3a534eca8f3590af8f7;hpb=a7e6892ffb625e5a335538f937d56005aa1480c5;p=u-boot

diff --git a/drivers/dfu/dfu.c b/drivers/dfu/dfu.c
index 2267dbfb51..ceb33e35ee 100644
--- a/drivers/dfu/dfu.c
+++ b/drivers/dfu/dfu.c
@@ -35,7 +35,11 @@ static struct hash_algo *dfu_hash_algo;
  */
 __weak bool dfu_usb_get_reset(void)
 {
+#ifdef CONFIG_SPL_DFU_NO_RESET
+	return false;
+#else
 	return true;
+#endif
 }
 
 static int dfu_find_alt_num(const char *s)
@@ -164,7 +168,6 @@ static int dfu_write_buffer_drain(struct dfu_entity *dfu)
 void dfu_write_transaction_cleanup(struct dfu_entity *dfu)
 {
 	/* clear everything */
-	dfu_free_buf();
 	dfu->crc = 0;
 	dfu->offset = 0;
 	dfu->i_blk_seq_num = 0;
@@ -339,17 +342,6 @@ int dfu_read(struct dfu_entity *dfu, void *buf, int size, int blk_seq_num)
 		dfu->r_left = dfu->get_medium_size(dfu);
 		if (dfu->r_left < 0)
 			return dfu->r_left;
-		switch (dfu->layout) {
-		case DFU_RAW_ADDR:
-		case DFU_RAM_ADDR:
-			break;
-		default:
-			if (dfu->r_left > dfu_buf_size) {
-				printf("%s: File too big for buffer\n",
-				       __func__);
-				return -EOVERFLOW;
-			}
-		}
 
 		debug("%s: %s %ld [B]\n", __func__, dfu->name, dfu->r_left);
 
@@ -385,7 +377,6 @@ int dfu_read(struct dfu_entity *dfu, void *buf, int size, int blk_seq_num)
 			      dfu_hash_algo->name, dfu->crc);
 		puts("\nUPLOAD ... done\nCtrl+C to exit ...\n");
 
-		dfu_free_buf();
 		dfu->i_blk_seq_num = 0;
 		dfu->crc = 0;
 		dfu->offset = 0;
@@ -433,6 +424,7 @@ static int dfu_fill_entity(struct dfu_entity *dfu, char *s, int alt,
 		       __func__,  interface);
 		return -1;
 	}
+	dfu_get_buf(dfu);
 
 	return 0;
 }
@@ -441,6 +433,7 @@ void dfu_free_entities(void)
 {
 	struct dfu_entity *dfu, *p, *t = NULL;
 
+	dfu_free_buf();
 	list_for_each_entry_safe_reverse(dfu, p, &dfu_list, list) {
 		list_del(&dfu->list);
 		if (dfu->free_entity)
@@ -479,8 +472,10 @@ int dfu_config_entities(char *env, char *interface, char *devstr)
 		s = strsep(&env, ";");
 		ret = dfu_fill_entity(&dfu[i], s, alt_num_cnt, interface,
 				      devstr);
-		if (ret)
+		if (ret) {
+			free(dfu);
 			return -1;
+		}
 
 		list_add_tail(&dfu[i].list, &dfu_list);
 		alt_num_cnt++;
@@ -491,7 +486,7 @@ int dfu_config_entities(char *env, char *interface, char *devstr)
 
 const char *dfu_get_dev_type(enum dfu_device_type t)
 {
-	const char *dev_t[] = {NULL, "eMMC", "OneNAND", "NAND", "RAM" };
+	const char *dev_t[] = {NULL, "eMMC", "OneNAND", "NAND", "RAM", "SF" };
 	return dev_t[t];
 }
 
@@ -568,3 +563,40 @@ int dfu_get_alt(char *name)
 
 	return -ENODEV;
 }
+
+int dfu_write_from_mem_addr(struct dfu_entity *dfu, void *buf, int size)
+{
+	unsigned long dfu_buf_size, write, left = size;
+	int i, ret = 0;
+	void *dp = buf;
+
+	/*
+	 * Here we must call dfu_get_buf(dfu) first to be sure that dfu_buf_size
+	 * has been properly initialized - e.g. if "dfu_bufsiz" has been taken
+	 * into account.
+	 */
+	dfu_get_buf(dfu);
+	dfu_buf_size = dfu_get_buf_size();
+	debug("%s: dfu buf size: %lu\n", __func__, dfu_buf_size);
+
+	for (i = 0; left > 0; i++) {
+		write = min(dfu_buf_size, left);
+
+		debug("%s: dp: 0x%p left: %lu write: %lu\n", __func__,
+		      dp, left, write);
+		ret = dfu_write(dfu, dp, write, i);
+		if (ret) {
+			error("DFU write failed\n");
+			return ret;
+		}
+
+		dp += write;
+		left -= write;
+	}
+
+	ret = dfu_flush(dfu, NULL, 0, i);
+	if (ret)
+		error("DFU flush failed!");
+
+	return ret;
+}