lib:platform: Fix sbi_getc return type.

As per the current SBI specification, sbi_getc should return
an int instead of char.

In case of FIFO is empty, return -1 as per the specification.

Reported-by: Sergi Granell <xerpi.g.12@gmail.com>
Suggested-by:Thadeu Lima de Souza Cascardo <cascardo@cascardo.eti.br>
Signed-off-by: Atish Patra <atish.patra@wdc.com>
This commit is contained in:
Atish Patra
2019-02-27 17:42:17 -08:00
committed by Anup Patel
parent 05602e2bf4
commit 86cc9b8633
11 changed files with 20 additions and 19 deletions

View File

@@ -161,6 +161,6 @@ enum uarths_stopbit {
void uarths_init(u32 baud_rate, enum uarths_stopbit stopbit);
void uarths_putc(char c);
char uarths_getc(void);
int uarths_getc(void);
#endif /* _K210_UARTHS_H_ */