Thread (2 messages) 2 messages, 2 authors, 2015-09-22

Re: [PATCH] serial_core: support native endianness

From: Jiri Slaby <hidden>
Date: 2015-09-22 11:45:11
Also in: lkml

On 09/22/2015, 01:34 PM, Max Filippov wrote:

NACK until you provide a useful commit log including description why
this is needed.
quoted hunk ↗ jump to hunk
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
---
 drivers/tty/serial/serial_core.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c
index f368520..84b5695 100644
--- a/drivers/tty/serial/serial_core.c
+++ b/drivers/tty/serial/serial_core.c
@@ -1826,8 +1826,8 @@ uart_get_console(struct uart_port *ports, int nr, struct console *co)
  *	@options: ptr for <options> field; NULL if not present (out)
  *
  *	Decodes earlycon kernel command line parameters of the form
- *	   earlycon=<name>,io|mmio|mmio32|mmio32be,<addr>,<options>
- *	   console=<name>,io|mmio|mmio32|mmio32be,<addr>,<options>
+ *	   earlycon=<name>,io|mmio|mmio32|mmio32be|mmio32native,<addr>,<options>
+ *	   console=<name>,io|mmio|mmio32|mmio32be|mmio32native,<addr>,<options>
  *
  *	The optional form
  *	   earlycon=<name>,0x<addr>,<options>
@@ -1848,6 +1848,10 @@ int uart_parse_earlycon(char *p, unsigned char *iotype, unsigned long *addr,
 	} else if (strncmp(p, "mmio32be,", 9) == 0) {
 		*iotype = UPIO_MEM32BE;
 		p += 9;
+	} else if (strncmp(p, "mmio32native,", 13) == 0) {
+		*iotype = IS_ENABLED(CONFIG_CPU_BIG_ENDIAN) ?
+			UPIO_MEM32BE : UPIO_MEM32;
+		p += 13;
 	} else if (strncmp(p, "io,", 3) == 0) {
 		*iotype = UPIO_PORT;
 		p += 3;
thanks,
-- 
js
suse labs
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