flash: verify source buffer alignment when programming. allow flashing first sector.

[osmocom-bb.git] / src / target / firmware / flash / cfi_flash.c

diff --git a/src/target/firmware/flash/cfi_flash.c b/src/target/firmware/flash/cfi_flash.c
index 624d143..697e11f 100644 (file)
--- a/src/target/firmware/flash/cfi_flash.c
+++ b/src/target/firmware/flash/cfi_flash.c
@@ -133,7 +133,7 @@ static inline uint16_t flash_read16(const void *base_addr, uint32_t offset)
 }
 
 static char flash_protected(uint32_t block_offset) {
-       return block_offset < 64*1024;
+       return 0; // block_offset < 64*1024;
 }
 
 
@@ -268,7 +268,10 @@ int flash_program(flash_t *flash, uint32_t dst, void *src, uint32_t nbytes) {
                return -EINVAL;
        }
 
-       /* check destination alignment */
+       /* check alignments */
+       if(((uint32_t)src)%2) {
+               return -EINVAL;
+       }
        if(dst%2) {
                return -EINVAL;
        }