Module Name: src
Committed By: rin
Date: Tue Dec 1 04:16:18 UTC 2020
Modified Files:
src/sys/arch/arm/broadcom: bcm283x_platform.c
Log Message:
Data written to and read from bcm283x UART registers should be in little-endian.
To generate a diff of this commit:
cvs rdiff -u -r1.44 -r1.45 src/sys/arch/arm/broadcom/bcm283x_platform.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/arch/arm/broadcom/bcm283x_platform.c
diff -u src/sys/arch/arm/broadcom/bcm283x_platform.c:1.44 src/sys/arch/arm/broadcom/bcm283x_platform.c:1.45
--- src/sys/arch/arm/broadcom/bcm283x_platform.c:1.44 Tue Dec 1 04:14:31 2020
+++ src/sys/arch/arm/broadcom/bcm283x_platform.c Tue Dec 1 04:16:18 2020
@@ -1,4 +1,4 @@
-/* $NetBSD: bcm283x_platform.c,v 1.44 2020/12/01 04:14:31 rin Exp $ */
+/* $NetBSD: bcm283x_platform.c,v 1.45 2020/12/01 04:16:18 rin Exp $ */
/*-
* Copyright (c) 2017 Jared D. McNeill <jmcne...@invisible.ca>
@@ -27,7 +27,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: bcm283x_platform.c,v 1.44 2020/12/01 04:14:31 rin Exp $");
+__KERNEL_RCSID(0, "$NetBSD: bcm283x_platform.c,v 1.45 2020/12/01 04:16:18 rin Exp $");
#include "opt_arm_debug.h"
#include "opt_bcm283x.h"
@@ -1347,12 +1347,12 @@ bcm283x_platform_early_putchar(vaddr_t v
(volatile uint32_t *)va :
(volatile uint32_t *)pa;
- while ((uartaddr[PL01XCOM_FR / 4] & PL01X_FR_TXFF) != 0)
+ while ((le32toh(uartaddr[PL01XCOM_FR / 4]) & PL01X_FR_TXFF) != 0)
continue;
- uartaddr[PL01XCOM_DR / 4] = c;
+ uartaddr[PL01XCOM_DR / 4] = htole32(c);
- while ((uartaddr[PL01XCOM_FR / 4] & PL01X_FR_TXFE) == 0)
+ while ((le32toh(uartaddr[PL01XCOM_FR / 4]) & PL01X_FR_TXFE) == 0)
continue;
}
@@ -1364,10 +1364,10 @@ bcm283x_aux_platform_early_putchar(vaddr
(volatile uint32_t *)va :
(volatile uint32_t *)pa;
- while ((uartaddr[com_lsr] & LSR_TXRDY) == 0)
+ while ((le32toh(uartaddr[com_lsr]) & LSR_TXRDY) == 0)
continue;
- uartaddr[com_data] = c;
+ uartaddr[com_data] = htole32(c);
}
void __noasan
