summaryrefslogtreecommitdiff
path: root/src/cc1111/ao_usb.c
diff options
context:
space:
mode:
authorBdale Garbee <bdale@gag.com>2013-05-16 00:36:23 -0600
committerBdale Garbee <bdale@gag.com>2013-05-16 00:36:23 -0600
commit02d111b1b53ef01fc6e9ab6c4bc60b8af1be0067 (patch)
tree8356f4a019969ee99a45e264c87d38555cf316cc /src/cc1111/ao_usb.c
parent7a2e1f05adad990a6b161865267abf07ffec7a7e (diff)
parent7699a55aed3a9a7daeb4c6a5a9a280f43edf455f (diff)
Merge branch 'branch-1.2' into debian
Diffstat (limited to 'src/cc1111/ao_usb.c')
-rw-r--r--src/cc1111/ao_usb.c16
1 files changed, 9 insertions, 7 deletions
diff --git a/src/cc1111/ao_usb.c b/src/cc1111/ao_usb.c
index ce26e808..8bd2efdf 100644
--- a/src/cc1111/ao_usb.c
+++ b/src/cc1111/ao_usb.c
@@ -382,10 +382,10 @@ ao_usb_putchar(char c) __critical __reentrant
ao_usb_in_send();
}
-char
-ao_usb_pollchar(void) __critical
+int
+_ao_usb_pollchar(void)
{
- char c;
+ uint8_t c;
if (ao_usb_out_bytes == 0) {
USBINDEX = AO_USB_OUT_EP;
if ((USBCSOL & USBCSOL_OUTPKT_RDY) == 0)
@@ -407,12 +407,14 @@ ao_usb_pollchar(void) __critical
}
char
-ao_usb_getchar(void) __critical
+ao_usb_getchar(void)
{
- char c;
+ int c;
- while ((c = ao_usb_pollchar()) == AO_READ_AGAIN)
+ ao_arch_block_interrupts();
+ while ((c = _ao_usb_pollchar()) == AO_READ_AGAIN)
ao_sleep(&ao_stdin_ready);
+ ao_arch_release_interrupts();
return c;
}
@@ -459,5 +461,5 @@ ao_usb_init(void)
ao_usb_enable();
ao_add_task(&ao_usb_task, ao_usb_ep0, "usb");
- ao_add_stdio(ao_usb_pollchar, ao_usb_putchar, ao_usb_flush);
+ ao_add_stdio(_ao_usb_pollchar, ao_usb_putchar, ao_usb_flush);
}