aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorMarti Bolivar <mbolivar@leaflabs.com>2011-04-12 15:50:18 -0400
committerMarti Bolivar <mbolivar@leaflabs.com>2011-04-12 15:50:18 -0400
commit298661aa1c189400f27328fa77d5b3a10f1ba3ef (patch)
treee6cfca52acebc684bbf732f6a85459e5b28b41e7
parent834fa46360b7c4a714e0067a84948582b0dfa0c4 (diff)
downloadlibrambutan-298661aa1c189400f27328fa77d5b3a10f1ba3ef.tar.gz
librambutan-298661aa1c189400f27328fa77d5b3a10f1ba3ef.zip
Reverting some "volatile" -> "__io" changes.
See https://github.com/leaflabs/libmaple/commit/c57d760676b97a0fc9cb51db99c8400bae2cb3b7#commitcomment-338822
-rw-r--r--libmaple/i2c.h2
-rw-r--r--libmaple/ring_buffer.h2
2 files changed, 2 insertions, 2 deletions
diff --git a/libmaple/i2c.h b/libmaple/i2c.h
index 07ee260..394fd57 100644
--- a/libmaple/i2c.h
+++ b/libmaple/i2c.h
@@ -66,7 +66,7 @@ typedef struct i2c_dev {
uint8 clk_line;
uint8 ev_nvic_line;
uint8 er_nvic_line;
- __io uint8 state;
+ volatile uint8 state;
uint16 msgs_left;
i2c_msg *msg;
} i2c_dev;
diff --git a/libmaple/ring_buffer.h b/libmaple/ring_buffer.h
index 04f6499..2536617 100644
--- a/libmaple/ring_buffer.h
+++ b/libmaple/ring_buffer.h
@@ -51,7 +51,7 @@ extern "C"{
*
* One byte is left free to distinguish empty from full. */
typedef struct ring_buffer {
- __io uint8 *buf; /**< Buffer items are stored into */
+ volatile uint8 *buf; /**< Buffer items are stored into */
uint16 head; /**< Index of the next item to remove */
uint16 tail; /**< Index where the next item will get inserted */
uint16 size; /**< Buffer capacity minus one */