X-Git-Url: https://codewiz.org/gitweb?a=blobdiff_plain;f=bertos%2Fcpu%2Fcortex-m3%2Fdrv%2Fflash_stm32.c;h=d92e91420cbb67bd5ce3171e76679c03d11ac305;hb=f1fab319eb3fe91c157b3a9564841aef62a03554;hp=3b3dd79d2d42047da622ecdb9c4feaa6a87461b1;hpb=574d08f7aba9cfec59053ddcb7d2af3ebd0fda64;p=bertos.git

diff --git a/bertos/cpu/cortex-m3/drv/flash_stm32.c b/bertos/cpu/cortex-m3/drv/flash_stm32.c
index 3b3dd79d..d92e9142 100644
--- a/bertos/cpu/cortex-m3/drv/flash_stm32.c
+++ b/bertos/cpu/cortex-m3/drv/flash_stm32.c
@@ -67,6 +67,7 @@ static bool flash_wait(struct KBlock *blk)
 	ticks_t start = timer_clock();
 	while (true)
 	{
+		cpu_relax();
 		if (!(EMB_FLASH->SR & FLASH_FLAG_BSY))
 			break;
 
@@ -90,8 +91,6 @@ static bool flash_wait(struct KBlock *blk)
 			LOG_ERR("Timeout..\n");
 			return false;
 		}
-
-		cpu_relax();
 	}
 
 	return true;
@@ -112,6 +111,8 @@ static bool stm32_erasePage(struct KBlock *blk, uint32_t page_add)
 	return true;
 }
 
+#if 0
+// not used for now
 static bool stm32_eraseAll(struct KBlock *blk)
 {
 	EMB_FLASH->CR |= CR_MER_SET;
@@ -124,6 +125,7 @@ static bool stm32_eraseAll(struct KBlock *blk)
 
 	return true;
 }
+#endif
 
 static int stm32_flash_error(struct KBlock *blk)
 {
@@ -139,10 +141,7 @@ static void stm32_flash_clearerror(struct KBlock *blk)
 
 static size_t stm32_flash_readDirect(struct KBlock *blk, block_idx_t idx, void *buf, size_t offset, size_t size)
 {
-	ASSERT(offset == 0);
-	ASSERT(size == blk->blk_size);
-
-	memcpy(buf, (void *)(idx * blk->blk_size), size);
+	memcpy(buf, (void *)(idx * blk->blk_size + offset), size);
 	return size;
 }
 
@@ -234,11 +233,11 @@ static void common_init(Flash *fls)
 }
 
 
-void flash_hw_init(Flash *fls, int flags)
+void flash_hw_init(Flash *fls, UNUSED_ARG(int, flags))
 {
 	common_init(fls);
 	fls->blk.priv.vt = &flash_stm32_buffered_vt;
-	fls->blk.priv.flags |= KB_BUFFERED | KB_PARTIAL_WRITE | flags;
+	fls->blk.priv.flags |= KB_BUFFERED | KB_PARTIAL_WRITE;
 	fls->blk.priv.buf = flash_buf;
 
 	/* Load the first block in the cache */
@@ -246,9 +245,8 @@ void flash_hw_init(Flash *fls, int flags)
 	memcpy(fls->blk.priv.buf, flash_start, fls->blk.blk_size);
 }
 
-void flash_hw_initUnbuffered(Flash *fls, int flags)
+void flash_hw_initUnbuffered(Flash *fls, UNUSED_ARG(int, flags))
 {
 	common_init(fls);
 	fls->blk.priv.vt = &flash_stm32_unbuffered_vt;
-	fls->blk.priv.flags |= flags;
 }