From: Tzu-Jung Lee <roylee17@xxxxxxxxx>
---
tools/hciattach_bcm43xx.c | 22 ++++++++++++++++++++++
1 file changed, 22 insertions(+)
diff --git a/tools/hciattach_bcm43xx.c b/tools/hciattach_bcm43xx.c
index cb4bfb9..630220e 100644
--- a/tools/hciattach_bcm43xx.c
+++ b/tools/hciattach_bcm43xx.c
@@ -359,9 +359,27 @@ int bcm43xx_init(int fd, int speed, struct termios *ti, const char *bdaddr)
if (bcm43xx_locate_patch(FIRMWARE_DIR, chip_name, fw_path)) {
fprintf(stderr, "Patch not found, continue anyway\n");
} else {
+ /* Speed up firmware loading */
+ if (speed > 3000000 && bcm43xx_set_clock(fd, BCM43XX_CLOCK_48))
+ return -1;
+
+ if (bcm43xx_set_speed(fd, speed))
+ return -1;
+
+ if (set_speed(fd, ti, speed))
+ return -1;
+
if (bcm43xx_load_firmware(fd, fw_path))
return -1;
+ /*
+ * The controller reset the uart speed to 115200 after
+ * firmware loading, so we have to reset the terminal
+ * correspondingly
+ */
+ if (set_speed(fd, ti, 115200))
+ return -1;
+
if (bcm43xx_reset(fd))
return -1;
}
@@ -375,5 +393,9 @@ int bcm43xx_init(int fd, int speed, struct termios *ti, const char *bdaddr)
if (bcm43xx_set_speed(fd, speed))
return -1;
+ if (set_speed(fd, ti, speed))
+ return -1;
+
+
return 0;
}
--
2.0.4
--
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