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Merge pull request #127 from sandrine-bailleux/sb/fix-pl011-fifo-polling

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PL011: Fix a bug in the UART FIFO polling
This commit is contained in:
achingupta 2014-06-12 09:15:06 +01:00
commit 2966dc2cf5
1 changed files with 4 additions and 2 deletions
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6
drivers/arm/pl011/pl011_console.c
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@ -65,8 +65,10 @@ void console_init(unsigned long base_addr)
} }
#define WAIT_UNTIL_UART_FREE(base) while ((pl011_read_fr(base)\ #define WAIT_UNTIL_UART_FREE(base) \
& PL011_UARTFR_TXFF) == 1) while ((pl011_read_fr(base) & PL011_UARTFR_TXFF)) \
continue
int console_putc(int c) int console_putc(int c)
{ {
assert(uart_base); assert(uart_base);