summaryrefslogtreecommitdiff
path: root/src/stm/ao_interrupt.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/stm/ao_interrupt.c')
-rw-r--r--src/stm/ao_interrupt.c32
1 files changed, 32 insertions, 0 deletions
diff --git a/src/stm/ao_interrupt.c b/src/stm/ao_interrupt.c
index 969e6a0f..56cce0c0 100644
--- a/src/stm/ao_interrupt.c
+++ b/src/stm/ao_interrupt.c
@@ -39,6 +39,38 @@ void stm_ignore_isr(void)
const void *stm_interrupt_vector[];
+uint32_t
+stm_flash_size(void) {
+ uint16_t dev_id = stm_dev_id();
+ uint16_t kbytes = 0;
+
+ switch (dev_id) {
+ case 0x416: /* cat 1 */
+ kbytes = stm_flash_size_medium.f_size;
+ break;
+ case 0x429: /* cat 2 */
+ kbytes = stm_flash_size_medium.f_size & 0xff;
+ break;
+ case 0x427: /* cat 3 */
+ kbytes = stm_flash_size_large.f_size;
+ break;
+ case 0x436: /* cat 4 */
+ switch (stm_flash_size_large.f_size) {
+ case 0:
+ kbytes = 256;
+ break;
+ case 1:
+ kbytes = 384;
+ break;
+ }
+ break;
+ case 0x437: /* cat 5 */
+ kbytes = stm_flash_size_large.f_size;
+ break;
+ }
+ return (uint32_t) kbytes * 1024;
+}
+
void start(void)
{
#ifdef AO_BOOT_CHAIN