altos: Require manual flight erasing.

This supports flash chips that require larger erase blocks.

Signed-off-by: Keith Packard <keithp@keithp.com>

1 files changed, 11 insertions, 0 deletions

diff --git a/src/ao.h b/src/ao.h
index 67337de7..f23e4134 100644
--- a/src/ao.h
+++ b/src/ao.h
@@ -443,6 +443,8 @@ extern __xdata uint32_t	ao_storage_block;
 /* Byte offset of config block. Will be ao_storage_block bytes long */
 extern __xdata uint32_t	ao_storage_config;
 
+#define AO_STORAGE_ERASE_LOG	(ao_storage_config + AO_CONFIG_MAX_SIZE)
+
 /* Initialize above values. Can only be called once the OS is running */
 void
 ao_storage_setup(void);
@@ -459,6 +461,10 @@ ao_storage_write(uint32_t pos, __xdata void *buf, uint16_t len) __reentrant;
 uint8_t
 ao_storage_read(uint32_t pos, __xdata void *buf, uint16_t len) __reentrant;
 
+/* Erase a block of storage. This always clears ao_storage_block bytes */
+uint8_t
+ao_storage_erase(uint32_t pos);
+
 /* Initialize the storage code */
 void
 ao_storage_init(void);
@@ -993,10 +999,15 @@ struct ao_config {
 
 extern __xdata struct ao_config ao_config;
 
+#define AO_CONFIG_MAX_SIZE	128
+
 void
 ao_config_get(void);
 
 void
+ao_config_put(void);
+
+void
 ao_config_init(void);
 
 /*