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[src/trunk]: src/sys/dev/sdmmc From OpenBSD:
details: https://anonhg.NetBSD.org/src/rev/20d3759a98ee
branches: trunk
changeset: 965074:20d3759a98ee
user: mlelstv <mlelstv%NetBSD.org@localhost>
date: Sun Sep 01 05:45:42 2019 +0000
description:
>From OpenBSD:
- support block length per function
- add functions to read/write regions
Decode (but not use) SDIO tuple in CIS.
Fix locking.
Add more SDIO defines (partially from version 3.0).
diffstat:
sys/dev/sdmmc/sdmmc.c | 5 +-
sys/dev/sdmmc/sdmmc_cis.c | 10 ++-
sys/dev/sdmmc/sdmmc_io.c | 141 ++++++++++++++++++++++++++++++++++++-------
sys/dev/sdmmc/sdmmc_ioreg.h | 37 ++++++++++-
sys/dev/sdmmc/sdmmcvar.h | 7 +-
5 files changed, 170 insertions(+), 30 deletions(-)
diffs (truncated from 431 to 300 lines):
diff -r cf4c81f55a82 -r 20d3759a98ee sys/dev/sdmmc/sdmmc.c
--- a/sys/dev/sdmmc/sdmmc.c Sun Sep 01 05:40:39 2019 +0000
+++ b/sys/dev/sdmmc/sdmmc.c Sun Sep 01 05:45:42 2019 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: sdmmc.c,v 1.36 2018/11/06 16:01:38 jmcneill Exp $ */
+/* $NetBSD: sdmmc.c,v 1.37 2019/09/01 05:45:42 mlelstv Exp $ */
/* $OpenBSD: sdmmc.c,v 1.18 2009/01/09 10:58:38 jsg Exp $ */
/*
@@ -49,7 +49,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: sdmmc.c,v 1.36 2018/11/06 16:01:38 jmcneill Exp $");
+__KERNEL_RCSID(0, "$NetBSD: sdmmc.c,v 1.37 2019/09/01 05:45:42 mlelstv Exp $");
#ifdef _KERNEL_OPT
#include "opt_sdmmc.h"
@@ -656,6 +656,7 @@
sf->cis.product = SDMMC_PRODUCT_INVALID;
sf->cis.function = SDMMC_FUNCTION_INVALID;
sf->width = 1;
+ sf->blklen = sdmmc_chip_host_maxblklen(sc->sc_sct, sc->sc_sch);
if (ISSET(sc->sc_flags, SMF_MEM_MODE) &&
ISSET(sc->sc_caps, SMC_CAPS_DMA) &&
diff -r cf4c81f55a82 -r 20d3759a98ee sys/dev/sdmmc/sdmmc_cis.c
--- a/sys/dev/sdmmc/sdmmc_cis.c Sun Sep 01 05:40:39 2019 +0000
+++ b/sys/dev/sdmmc/sdmmc_cis.c Sun Sep 01 05:45:42 2019 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: sdmmc_cis.c,v 1.5 2018/01/28 14:34:06 jmcneill Exp $ */
+/* $NetBSD: sdmmc_cis.c,v 1.6 2019/09/01 05:45:42 mlelstv Exp $ */
/* $OpenBSD: sdmmc_cis.c,v 1.1 2006/06/01 21:53:41 uwe Exp $ */
/*
@@ -20,7 +20,7 @@
/* Routines to decode the Card Information Structure of SD I/O cards */
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: sdmmc_cis.c,v 1.5 2018/01/28 14:34:06 jmcneill Exp $");
+__KERNEL_RCSID(0, "$NetBSD: sdmmc_cis.c,v 1.6 2019/09/01 05:45:42 mlelstv Exp $");
#ifdef _KERNEL_OPT
#include "opt_sdmmc.h"
@@ -130,6 +130,7 @@
max_blk_size = sdmmc_io_read_1(sf0, reg + 11);
max_blk_size |= sdmmc_io_read_1(sf0, reg + 12) << 8;
+device_printf(dev, "MAX_BLK_SIZE%d = %d\n", sf->number, max_blk_size);
DPRINTF(("CISTPL_FUNCE: MAX_BLK_SIZE=0x%x\n", max_blk_size));
}
@@ -259,6 +260,11 @@
reg += tpllen;
break;
+ case PCMCIA_CISTPL_SDIO:
+ aprint_normal_dev(dev, "SDIO function\n");
+ reg += tpllen;
+ break;
+
default:
/*
* Tuple codes between 80h-8Fh are vendor unique.
diff -r cf4c81f55a82 -r 20d3759a98ee sys/dev/sdmmc/sdmmc_io.c
--- a/sys/dev/sdmmc/sdmmc_io.c Sun Sep 01 05:40:39 2019 +0000
+++ b/sys/dev/sdmmc/sdmmc_io.c Sun Sep 01 05:45:42 2019 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: sdmmc_io.c,v 1.14 2018/10/14 17:37:40 jdolecek Exp $ */
+/* $NetBSD: sdmmc_io.c,v 1.15 2019/09/01 05:45:42 mlelstv Exp $ */
/* $OpenBSD: sdmmc_io.c,v 1.10 2007/09/17 01:33:33 krw Exp $ */
/*
@@ -20,7 +20,7 @@
/* Routines for SD I/O cards. */
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: sdmmc_io.c,v 1.14 2018/10/14 17:37:40 jdolecek Exp $");
+__KERNEL_RCSID(0, "$NetBSD: sdmmc_io.c,v 1.15 2019/09/01 05:45:42 mlelstv Exp $");
#ifdef _KERNEL_OPT
#include "opt_sdmmc.h"
@@ -194,6 +194,8 @@
SDMMC_LOCK(sc);
+ sf->blklen = sdmmc_chip_host_maxblklen(sc->sc_sct, sc->sc_sch);
+
if (sf->number == 0) {
reg = sdmmc_io_read_1(sf, SD_IO_CCCR_CAPABILITY);
if (!(reg & CCCR_CAPS_LSC) || (reg & CCCR_CAPS_4BLS)) {
@@ -395,8 +397,8 @@
cmd.c_flags = SCF_CMD_AC | SCF_RSP_R5;
cmd.c_data = datap;
cmd.c_datalen = datalen;
- cmd.c_blklen = MIN(datalen,
- sdmmc_chip_host_maxblklen(sc->sc_sct,sc->sc_sch));
+ cmd.c_blklen = MIN(datalen, sf->blklen);
+
if (!ISSET(arg, SD_ARG_CMD53_WRITE))
cmd.c_flags |= SCF_CMD_READ;
@@ -476,21 +478,26 @@
sdmmc_io_read_multi_1(struct sdmmc_function *sf, int reg, u_char *data,
int datalen)
{
- int error;
+ int blocks, bytes, error = 0;
/* Don't lock */
- while (datalen > SD_ARG_CMD53_LENGTH_MAX) {
+ while (datalen >= sf->blklen) {
+ //blocks = imin(datalen / sf->blklen,
+ // SD_ARG_CMD53_LENGTH_MAX);
+ blocks = 1;
+ bytes = blocks * sf->blklen;
error = sdmmc_io_rw_extended(sf->sc, sf, reg, data,
- SD_ARG_CMD53_LENGTH_MAX, SD_ARG_CMD53_READ);
+ bytes, SD_ARG_CMD53_READ);
if (error)
goto error;
- data += SD_ARG_CMD53_LENGTH_MAX;
- datalen -= SD_ARG_CMD53_LENGTH_MAX;
+ data += bytes;
+ datalen -= bytes;
}
- error = sdmmc_io_rw_extended(sf->sc, sf, reg, data, datalen,
- SD_ARG_CMD53_READ);
+ if (datalen)
+ error = sdmmc_io_rw_extended(sf->sc, sf, reg, data, datalen,
+ SD_ARG_CMD53_READ);
error:
return error;
}
@@ -499,21 +506,85 @@
sdmmc_io_write_multi_1(struct sdmmc_function *sf, int reg, u_char *data,
int datalen)
{
- int error;
+ int blocks, bytes, error = 0;
+
+ /* Don't lock */
+
+ while (datalen >= sf->blklen) {
+ //blocks = imin(datalen / sf->blklen,
+ // SD_ARG_CMD53_LENGTH_MAX);
+ blocks = 1;
+ bytes = blocks * sf->blklen;
+ error = sdmmc_io_rw_extended(sf->sc, sf, reg, data,
+ bytes, SD_ARG_CMD53_WRITE);
+ if (error)
+ goto error;
+ data += bytes;
+ datalen -= bytes;
+ }
+
+ if (datalen)
+ error = sdmmc_io_rw_extended(sf->sc, sf, reg, data, datalen,
+ SD_ARG_CMD53_WRITE);
+error:
+ return error;
+}
+
+
+int
+sdmmc_io_read_region_1(struct sdmmc_function *sf, int reg, u_char *data,
+ int datalen)
+{
+ int blocks, bytes, error = 0;
/* Don't lock */
- while (datalen > SD_ARG_CMD53_LENGTH_MAX) {
+ while (datalen >= sf->blklen) {
+ //blocks = imin(datalen / sf->blklen,
+ // SD_ARG_CMD53_LENGTH_MAX);
+ blocks = 1;
+ bytes = blocks * sf->blklen;
error = sdmmc_io_rw_extended(sf->sc, sf, reg, data,
- SD_ARG_CMD53_LENGTH_MAX, SD_ARG_CMD53_WRITE);
+ bytes, SD_ARG_CMD53_READ | SD_ARG_CMD53_INCREMENT);
if (error)
goto error;
- data += SD_ARG_CMD53_LENGTH_MAX;
- datalen -= SD_ARG_CMD53_LENGTH_MAX;
+ reg += bytes;
+ data += bytes;
+ datalen -= bytes;
}
- error = sdmmc_io_rw_extended(sf->sc, sf, reg, data, datalen,
- SD_ARG_CMD53_WRITE);
+ if (datalen)
+ error = sdmmc_io_rw_extended(sf->sc, sf, reg, data, datalen,
+ SD_ARG_CMD53_READ | SD_ARG_CMD53_INCREMENT);
+error:
+ return error;
+}
+
+int
+sdmmc_io_write_region_1(struct sdmmc_function *sf, int reg, u_char *data,
+ int datalen)
+{
+ int blocks, bytes, error = 0;
+
+ /* Don't lock */
+
+ while (datalen >= sf->blklen) {
+ //blocks = imin(datalen / sf->blklen,
+ // SD_ARG_CMD53_LENGTH_MAX);
+ blocks = 1;
+ bytes = blocks * sf->blklen;
+ error = sdmmc_io_rw_extended(sf->sc, sf, reg, data,
+ bytes, SD_ARG_CMD53_WRITE | SD_ARG_CMD53_INCREMENT);
+ if (error)
+ goto error;
+ reg += bytes;
+ data += bytes;
+ datalen -= bytes;
+ }
+
+ if (datalen)
+ error = sdmmc_io_rw_extended(sf->sc, sf, reg, data, datalen,
+ SD_ARG_CMD53_WRITE | SD_ARG_CMD53_INCREMENT);
error:
return error;
}
@@ -539,7 +610,8 @@
{
u_char data = CCCR_CTL_RES;
- if (sdmmc_io_rw_direct(sc, NULL, SD_IO_CCCR_CTL, &data, SD_ARG_CMD52_WRITE) == 0)
+ if (sdmmc_io_rw_direct(sc, NULL, SD_IO_CCCR_CTL, &data,
+ SD_ARG_CMD52_WRITE) == 0)
sdmmc_delay(100000);
}
@@ -597,11 +669,9 @@
uint8_t reg;
SDMMC_LOCK(sc);
- mutex_enter(&sc->sc_intr_task_mtx);
reg = sdmmc_io_read_1(sf0, SD_IO_CCCR_FN_INTEN);
reg |= 1 << sf->number;
sdmmc_io_write_1(sf0, SD_IO_CCCR_FN_INTEN, reg);
- mutex_exit(&sc->sc_intr_task_mtx);
SDMMC_UNLOCK(sc);
}
@@ -613,11 +683,9 @@
uint8_t reg;
SDMMC_LOCK(sc);
- mutex_enter(&sc->sc_intr_task_mtx);
reg = sdmmc_io_read_1(sf0, SD_IO_CCCR_FN_INTEN);
reg &= ~(1 << sf->number);
sdmmc_io_write_1(sf0, SD_IO_CCCR_FN_INTEN, reg);
- mutex_exit(&sc->sc_intr_task_mtx);
SDMMC_UNLOCK(sc);
}
@@ -719,3 +787,30 @@
sdmmc_chip_card_intr_ack(sc->sc_sct, sc->sc_sch);
}
+
+int
+sdmmc_io_set_blocklen(struct sdmmc_softc *sc, struct sdmmc_function *sf,
+ int blklen)
+{
+ struct sdmmc_function *sf0 = sc->sc_fn0;
+ int error = EINVAL;
+
+ SDMMC_LOCK(sc);
+
+ if (blklen <= 0 ||
+ blklen > sdmmc_chip_host_maxblklen(sc->sc_sct, sc->sc_sch))
+ goto err;
+
+ sdmmc_io_write_1(sf0, SD_IO_FBR(sf->number) +
+ SD_IO_FBR_BLOCKLEN, blklen & 0xff);
+ sdmmc_io_write_1(sf0, SD_IO_FBR(sf->number) +
+ SD_IO_FBR_BLOCKLEN + 1, (blklen >> 8) & 0xff);
+
+ sf->blklen = blklen;
+ error = 0;
+
+err:
+ SDMMC_UNLOCK(sc);
+
+ return error;
+}
diff -r cf4c81f55a82 -r 20d3759a98ee sys/dev/sdmmc/sdmmc_ioreg.h
--- a/sys/dev/sdmmc/sdmmc_ioreg.h Sun Sep 01 05:40:39 2019 +0000
+++ b/sys/dev/sdmmc/sdmmc_ioreg.h Sun Sep 01 05:45:42 2019 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: sdmmc_ioreg.h,v 1.3 2019/07/24 05:45:42 msaitoh Exp $ */
+/* $NetBSD: sdmmc_ioreg.h,v 1.4 2019/09/01 05:45:42 mlelstv Exp $ */
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