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| author | Tomasz Kramkowski <tk@the-tk.com> | 2017-03-28 20:04:26 +0100 |
|---|---|---|
| committer | Tomasz Kramkowski <tk@the-tk.com> | 2017-03-28 20:04:26 +0100 |
| commit | 003974902952dedc56e9060c4db4b2b1ff63f283 (patch) | |
| tree | c74eee88ab7fad3ca0460c1741637b6df2f683ee /uart | |
| parent | 9ceb7ca646a8a0b8ae7885a93ee2ad7f89cd88c6 (diff) | |
| download | fmk-003974902952dedc56e9060c4db4b2b1ff63f283.tar.gz fmk-003974902952dedc56e9060c4db4b2b1ff63f283.tar.xz fmk-003974902952dedc56e9060c4db4b2b1ff63f283.zip | |
expand uart RB
Diffstat (limited to 'uart')
| -rw-r--r-- | uart/uart.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/uart/uart.c b/uart/uart.c index 2e5d68d..a5fd352 100644 --- a/uart/uart.c +++ b/uart/uart.c @@ -12,7 +12,7 @@ enum { SBR_VAL = 39, BRFA_VAL = 2, - SRBSZ = 1024, + SRBSZ = 2048, FIFOSZ = 8, }; @@ -31,8 +31,10 @@ static inline size_t rb_store(void *_data, size_t size) end = send_rb.end; avail = (start + sizeof send_rb.buf - end) % sizeof send_rb.buf - 1; - if (size > avail) + if (size > avail) { + GPIOC_PSOR = BV(5); size = avail; + } for (int i = 0; i < size; i++) send_rb.buf[(end + i) % sizeof send_rb.buf] = data[i]; |