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authornonaka <nonaka@NetBSD.org>2017-02-17 10:44:31 +0000
committernonaka <nonaka@NetBSD.org>2017-02-17 10:44:31 +0000
commitd950ecd565af2f35e6d5a60cd8bc367ca90c3202 (patch)
treea1ef9360471d24ff934719660c8570290a96721f /sys/dev/sdmmc
parent7410b0318d81e8b6ab948a644f1e9d6b0406e7bd (diff)
sdmmc(4): Added comments at EXT_CSD[CARD_TYPE] definitions.
Diffstat (limited to 'sys/dev/sdmmc')
-rw-r--r--sys/dev/sdmmc/sdmmcreg.h18
1 files changed, 9 insertions, 9 deletions
diff --git a/sys/dev/sdmmc/sdmmcreg.h b/sys/dev/sdmmc/sdmmcreg.h
index c869e79d71d..6a1eeb5a178 100644
--- a/sys/dev/sdmmc/sdmmcreg.h
+++ b/sys/dev/sdmmc/sdmmcreg.h
@@ -1,4 +1,4 @@
-/* $NetBSD: sdmmcreg.h,v 1.24 2017/02/17 10:43:47 nonaka Exp $ */
+/* $NetBSD: sdmmcreg.h,v 1.25 2017/02/17 10:44:31 nonaka Exp $ */
/* $OpenBSD: sdmmcreg.h,v 1.4 2009/01/09 10:55:22 jsg Exp $ */
/*
@@ -140,14 +140,14 @@
#define EXT_CSD_STRUCTURE_VER_1_2 2 /* Version 4.1-4.2-4.3 */
/* EXT_CSD_CARD_TYPE */
-#define EXT_CSD_CARD_TYPE_F_26M (1 << 0)
-#define EXT_CSD_CARD_TYPE_F_52M (1 << 1)
-#define EXT_CSD_CARD_TYPE_F_52M_1_8V (1 << 2)
-#define EXT_CSD_CARD_TYPE_F_52M_1_2V (1 << 3)
-#define EXT_CSD_CARD_TYPE_F_HS200_1_8V (1 << 4)
-#define EXT_CSD_CARD_TYPE_F_HS200_1_2V (1 << 5)
-#define EXT_CSD_CARD_TYPE_F_HS400_1_8V (1 << 6)
-#define EXT_CSD_CARD_TYPE_F_HS400_1_2V (1 << 7)
+#define EXT_CSD_CARD_TYPE_F_26M (1 << 0) /* HS 26 MHz */
+#define EXT_CSD_CARD_TYPE_F_52M (1 << 1) /* HS 52 MHz */
+#define EXT_CSD_CARD_TYPE_F_52M_1_8V (1 << 2) /* HS DDR 52 MHz 1.8V or 3V */
+#define EXT_CSD_CARD_TYPE_F_52M_1_2V (1 << 3) /* HS DDR 52 MHz 1.2V */
+#define EXT_CSD_CARD_TYPE_F_HS200_1_8V (1 << 4) /* HS200 SDR 200 MHz 1.8V */
+#define EXT_CSD_CARD_TYPE_F_HS200_1_2V (1 << 5) /* HS200 SDR 200 MHz 1.2V */
+#define EXT_CSD_CARD_TYPE_F_HS400_1_8V (1 << 6) /* HS400 DDR 200 MHz 1.8V */
+#define EXT_CSD_CARD_TYPE_F_HS400_1_2V (1 << 7) /* HS400 DDR 200 MHz 1.2V */
#define EXT_CSD_CARD_TYPE_26M 0x01
#define EXT_CSD_CARD_TYPE_52M 0x03
#define EXT_CSD_CARD_TYPE_52M_V18 0x07