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[src/trunk]: src/sys/arch/arm/rockchip fix to work on big endian
details: https://anonhg.NetBSD.org/src/rev/81a334111f31
branches: trunk
changeset: 944122:81a334111f31
user: ryo <ryo%NetBSD.org@localhost>
date: Sat Sep 19 18:19:09 2020 +0000
description:
fix to work on big endian
diffstat:
sys/arch/arm/rockchip/rk_i2c.c | 13 +++++++++++--
1 files changed, 11 insertions(+), 2 deletions(-)
diffs (41 lines):
diff -r 1293c95680d9 -r 81a334111f31 sys/arch/arm/rockchip/rk_i2c.c
--- a/sys/arch/arm/rockchip/rk_i2c.c Sat Sep 19 16:54:34 2020 +0000
+++ b/sys/arch/arm/rockchip/rk_i2c.c Sat Sep 19 18:19:09 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: rk_i2c.c,v 1.7 2019/12/22 23:23:29 thorpej Exp $ */
+/* $NetBSD: rk_i2c.c,v 1.8 2020/09/19 18:19:09 ryo Exp $ */
/*-
* Copyright (c) 2018 Jared McNeill <jmcneill%invisible.ca@localhost>
@@ -28,7 +28,7 @@
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: rk_i2c.c,v 1.7 2019/12/22 23:23:29 thorpej Exp $");
+__KERNEL_RCSID(0, "$NetBSD: rk_i2c.c,v 1.8 2020/09/19 18:19:09 ryo Exp $");
#include <sys/param.h>
#include <sys/bus.h>
@@ -251,6 +251,10 @@
txdata.data8[0] = addr << 1;
memcpy(&txdata.data8[1], cmd, cmdlen);
memcpy(&txdata.data8[1 + cmdlen], buf, buflen);
+#if _BYTE_ORDER == _BIG_ENDIAN
+ for (int i = 0; i < howmany(len + 1, 4); i++)
+ LE32TOH(txdata.data32[i]);
+#endif
bus_space_write_region_4(sc->sc_bst, sc->sc_bsh, RKI2C_TXDATA(0),
txdata.data32, howmany(len + 1, 4));
WR4(sc, RKI2C_MTXCNT, __SHIFTIN(len + 1, RKI2C_MTXCNT_MTXCNT));
@@ -312,6 +316,11 @@
rxdata[n/4] = RD4(sc, RKI2C_RXDATA(n/4));
#endif
+#if _BYTE_ORDER == _BIG_ENDIAN
+ for (int i = 0; i < howmany(buflen, 4); i++)
+ HTOLE32(rxdata[i]);
+#endif
+
memcpy(buf, rxdata, buflen);
return 0;
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