Hi, On 04/05/2018 11:16 AM, Amit Singh Tomar wrote:
Signed-off-by: Amit Singh Tomar <amittome...@gmail.com>
With one change (see below): Acked-by: Julien Grall <julien.gr...@arm.com> [...]
+/* + * MVEBU UART wait UART to be ready to transmit + * xb: register which contains the UART base address + * c: scratch register + */ +.macro early_uart_ready xb c +1: + ldrh w\c, [\xb, #UART_STATUS_REG] /* status register */ + tst w\c, #(1 << 11) /* Check TXFIFO FULL bit */
This is using hard tabulation. Xen coding style request to use soft tab. I will fix that on commit.
+ b.ne 1b /* Wait for the UART to be ready */ +.endm + +/* + * MVEBU UART transmit character + * xb: register which contains the UART base address + * wt: register which contains the character to transmit + */ +.macro early_uart_transmit xb wt + strb \wt, [\xb, #UART_TX_REG] +.endm + +/* + * Local variables: + * mode: ASM + * indent-tabs-mode: nil + * End: + */
Cheers, -- Julien Grall _______________________________________________ Xen-devel mailing list Xen-devel@lists.xenproject.org https://lists.xenproject.org/mailman/listinfo/xen-devel
