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-rw-r--r--hw/sd/Kconfig6
-rw-r--r--hw/sd/Makefile.objs1
-rw-r--r--hw/sd/sdhci-internal.h34
-rw-r--r--hw/sd/sdhci-pci.c87
-rw-r--r--hw/sd/sdhci.c98
5 files changed, 132 insertions, 94 deletions
diff --git a/hw/sd/Kconfig b/hw/sd/Kconfig
index 864f535..c5e1e55 100644
--- a/hw/sd/Kconfig
+++ b/hw/sd/Kconfig
@@ -12,6 +12,10 @@ config SD
config SDHCI
bool
+ select SD
+
+config SDHCI_PCI
+ bool
default y if PCI_DEVICES
depends on PCI
- select SD
+ select SDHCI
diff --git a/hw/sd/Makefile.objs b/hw/sd/Makefile.objs
index a99d9fb..0665727 100644
--- a/hw/sd/Makefile.objs
+++ b/hw/sd/Makefile.objs
@@ -2,6 +2,7 @@ common-obj-$(CONFIG_PL181) += pl181.o
common-obj-$(CONFIG_SSI_SD) += ssi-sd.o
common-obj-$(CONFIG_SD) += sd.o core.o sdmmc-internal.o
common-obj-$(CONFIG_SDHCI) += sdhci.o
+common-obj-$(CONFIG_SDHCI_PCI) += sdhci-pci.o
obj-$(CONFIG_MILKYMIST) += milkymist-memcard.o
obj-$(CONFIG_OMAP) += omap_mmc.o
diff --git a/hw/sd/sdhci-internal.h b/hw/sd/sdhci-internal.h
index 19665fd..3414140 100644
--- a/hw/sd/sdhci-internal.h
+++ b/hw/sd/sdhci-internal.h
@@ -304,4 +304,38 @@ extern const VMStateDescription sdhci_vmstate;
#define ESDHC_PRNSTS_SDSTB (1 << 3)
+/*
+ * Default SD/MMC host controller features information, which will be
+ * presented in CAPABILITIES register of generic SD host controller at reset.
+ *
+ * support:
+ * - 3.3v and 1.8v voltages
+ * - SDMA/ADMA1/ADMA2
+ * - high-speed
+ * max host controller R/W buffers size: 512B
+ * max clock frequency for SDclock: 52 MHz
+ * timeout clock frequency: 52 MHz
+ *
+ * does not support:
+ * - 3.0v voltage
+ * - 64-bit system bus
+ * - suspend/resume
+ */
+#define SDHC_CAPAB_REG_DEFAULT 0x057834b4
+
+#define DEFINE_SDHCI_COMMON_PROPERTIES(_state) \
+ DEFINE_PROP_UINT8("sd-spec-version", _state, sd_spec_version, 2), \
+ DEFINE_PROP_UINT8("uhs", _state, uhs_mode, UHS_NOT_SUPPORTED), \
+ \
+ /* Capabilities registers provide information on supported
+ * features of this specific host controller implementation */ \
+ DEFINE_PROP_UINT64("capareg", _state, capareg, SDHC_CAPAB_REG_DEFAULT), \
+ DEFINE_PROP_UINT64("maxcurr", _state, maxcurr, 0)
+
+void sdhci_initfn(SDHCIState *s);
+void sdhci_uninitfn(SDHCIState *s);
+void sdhci_common_realize(SDHCIState *s, Error **errp);
+void sdhci_common_unrealize(SDHCIState *s, Error **errp);
+void sdhci_common_class_init(ObjectClass *klass, void *data);
+
#endif
diff --git a/hw/sd/sdhci-pci.c b/hw/sd/sdhci-pci.c
new file mode 100644
index 0000000..f884661
--- /dev/null
+++ b/hw/sd/sdhci-pci.c
@@ -0,0 +1,87 @@
+/*
+ * SDHCI device on PCI
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "qemu/osdep.h"
+#include "qapi/error.h"
+#include "hw/hw.h"
+#include "hw/sd/sdhci.h"
+#include "sdhci-internal.h"
+
+static Property sdhci_pci_properties[] = {
+ DEFINE_SDHCI_COMMON_PROPERTIES(SDHCIState),
+ DEFINE_PROP_END_OF_LIST(),
+};
+
+static void sdhci_pci_realize(PCIDevice *dev, Error **errp)
+{
+ SDHCIState *s = PCI_SDHCI(dev);
+ Error *local_err = NULL;
+
+ sdhci_initfn(s);
+ sdhci_common_realize(s, &local_err);
+ if (local_err) {
+ error_propagate(errp, local_err);
+ return;
+ }
+
+ dev->config[PCI_CLASS_PROG] = 0x01; /* Standard Host supported DMA */
+ dev->config[PCI_INTERRUPT_PIN] = 0x01; /* interrupt pin A */
+ s->irq = pci_allocate_irq(dev);
+ s->dma_as = pci_get_address_space(dev);
+ pci_register_bar(dev, 0, PCI_BASE_ADDRESS_SPACE_MEMORY, &s->iomem);
+}
+
+static void sdhci_pci_exit(PCIDevice *dev)
+{
+ SDHCIState *s = PCI_SDHCI(dev);
+
+ sdhci_common_unrealize(s, &error_abort);
+ sdhci_uninitfn(s);
+}
+
+static void sdhci_pci_class_init(ObjectClass *klass, void *data)
+{
+ DeviceClass *dc = DEVICE_CLASS(klass);
+ PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
+
+ k->realize = sdhci_pci_realize;
+ k->exit = sdhci_pci_exit;
+ k->vendor_id = PCI_VENDOR_ID_REDHAT;
+ k->device_id = PCI_DEVICE_ID_REDHAT_SDHCI;
+ k->class_id = PCI_CLASS_SYSTEM_SDHCI;
+ dc->props = sdhci_pci_properties;
+
+ sdhci_common_class_init(klass, data);
+}
+
+static const TypeInfo sdhci_pci_info = {
+ .name = TYPE_PCI_SDHCI,
+ .parent = TYPE_PCI_DEVICE,
+ .instance_size = sizeof(SDHCIState),
+ .class_init = sdhci_pci_class_init,
+ .interfaces = (InterfaceInfo[]) {
+ { INTERFACE_CONVENTIONAL_PCI_DEVICE },
+ { },
+ },
+};
+
+static void sdhci_pci_register_type(void)
+{
+ type_register_static(&sdhci_pci_info);
+}
+
+type_init(sdhci_pci_register_type)
diff --git a/hw/sd/sdhci.c b/hw/sd/sdhci.c
index 83f1574..17ad546 100644
--- a/hw/sd/sdhci.c
+++ b/hw/sd/sdhci.c
@@ -40,24 +40,6 @@
#define MASKED_WRITE(reg, mask, val) (reg = (reg & (mask)) | (val))
-/* Default SD/MMC host controller features information, which will be
- * presented in CAPABILITIES register of generic SD host controller at reset.
- *
- * support:
- * - 3.3v and 1.8v voltages
- * - SDMA/ADMA1/ADMA2
- * - high-speed
- * max host controller R/W buffers size: 512B
- * max clock frequency for SDclock: 52 MHz
- * timeout clock frequency: 52 MHz
- *
- * does not support:
- * - 3.0v voltage
- * - 64-bit system bus
- * - suspend/resume
- */
-#define SDHC_CAPAB_REG_DEFAULT 0x057834b4
-
static inline unsigned int sdhci_get_fifolen(SDHCIState *s)
{
return 1 << (9 + FIELD_EX32(s->capareg, SDHC_CAPAB, MAXBLOCKLENGTH));
@@ -1328,16 +1310,7 @@ static void sdhci_init_readonly_registers(SDHCIState *s, Error **errp)
/* --- qdev common --- */
-#define DEFINE_SDHCI_COMMON_PROPERTIES(_state) \
- DEFINE_PROP_UINT8("sd-spec-version", _state, sd_spec_version, 2), \
- DEFINE_PROP_UINT8("uhs", _state, uhs_mode, UHS_NOT_SUPPORTED), \
- \
- /* Capabilities registers provide information on supported
- * features of this specific host controller implementation */ \
- DEFINE_PROP_UINT64("capareg", _state, capareg, SDHC_CAPAB_REG_DEFAULT), \
- DEFINE_PROP_UINT64("maxcurr", _state, maxcurr, 0)
-
-static void sdhci_initfn(SDHCIState *s)
+void sdhci_initfn(SDHCIState *s)
{
qbus_create_inplace(&s->sdbus, sizeof(s->sdbus),
TYPE_SDHCI_BUS, DEVICE(s), "sd-bus");
@@ -1348,7 +1321,7 @@ static void sdhci_initfn(SDHCIState *s)
s->io_ops = &sdhci_mmio_ops;
}
-static void sdhci_uninitfn(SDHCIState *s)
+void sdhci_uninitfn(SDHCIState *s)
{
timer_del(s->insert_timer);
timer_free(s->insert_timer);
@@ -1359,7 +1332,7 @@ static void sdhci_uninitfn(SDHCIState *s)
s->fifo_buffer = NULL;
}
-static void sdhci_common_realize(SDHCIState *s, Error **errp)
+void sdhci_common_realize(SDHCIState *s, Error **errp)
{
Error *local_err = NULL;
@@ -1375,7 +1348,7 @@ static void sdhci_common_realize(SDHCIState *s, Error **errp)
SDHC_REGISTERS_MAP_SIZE);
}
-static void sdhci_common_unrealize(SDHCIState *s, Error **errp)
+void sdhci_common_unrealize(SDHCIState *s, Error **errp)
{
/* This function is expected to be called only once for each class:
* - SysBus: via DeviceClass->unrealize(),
@@ -1445,7 +1418,7 @@ const VMStateDescription sdhci_vmstate = {
},
};
-static void sdhci_common_class_init(ObjectClass *klass, void *data)
+void sdhci_common_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
@@ -1454,66 +1427,6 @@ static void sdhci_common_class_init(ObjectClass *klass, void *data)
dc->reset = sdhci_poweron_reset;
}
-/* --- qdev PCI --- */
-
-static Property sdhci_pci_properties[] = {
- DEFINE_SDHCI_COMMON_PROPERTIES(SDHCIState),
- DEFINE_PROP_END_OF_LIST(),
-};
-
-static void sdhci_pci_realize(PCIDevice *dev, Error **errp)
-{
- SDHCIState *s = PCI_SDHCI(dev);
- Error *local_err = NULL;
-
- sdhci_initfn(s);
- sdhci_common_realize(s, &local_err);
- if (local_err) {
- error_propagate(errp, local_err);
- return;
- }
-
- dev->config[PCI_CLASS_PROG] = 0x01; /* Standard Host supported DMA */
- dev->config[PCI_INTERRUPT_PIN] = 0x01; /* interrupt pin A */
- s->irq = pci_allocate_irq(dev);
- s->dma_as = pci_get_address_space(dev);
- pci_register_bar(dev, 0, PCI_BASE_ADDRESS_SPACE_MEMORY, &s->iomem);
-}
-
-static void sdhci_pci_exit(PCIDevice *dev)
-{
- SDHCIState *s = PCI_SDHCI(dev);
-
- sdhci_common_unrealize(s, &error_abort);
- sdhci_uninitfn(s);
-}
-
-static void sdhci_pci_class_init(ObjectClass *klass, void *data)
-{
- DeviceClass *dc = DEVICE_CLASS(klass);
- PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
-
- k->realize = sdhci_pci_realize;
- k->exit = sdhci_pci_exit;
- k->vendor_id = PCI_VENDOR_ID_REDHAT;
- k->device_id = PCI_DEVICE_ID_REDHAT_SDHCI;
- k->class_id = PCI_CLASS_SYSTEM_SDHCI;
- dc->props = sdhci_pci_properties;
-
- sdhci_common_class_init(klass, data);
-}
-
-static const TypeInfo sdhci_pci_info = {
- .name = TYPE_PCI_SDHCI,
- .parent = TYPE_PCI_DEVICE,
- .instance_size = sizeof(SDHCIState),
- .class_init = sdhci_pci_class_init,
- .interfaces = (InterfaceInfo[]) {
- { INTERFACE_CONVENTIONAL_PCI_DEVICE },
- { },
- },
-};
-
/* --- qdev SysBus --- */
static Property sdhci_sysbus_properties[] = {
@@ -1846,7 +1759,6 @@ static const TypeInfo imx_usdhc_info = {
static void sdhci_register_types(void)
{
- type_register_static(&sdhci_pci_info);
type_register_static(&sdhci_sysbus_info);
type_register_static(&sdhci_bus_info);
type_register_static(&imx_usdhc_info);
generated by cgit v1.1 at 2024-08-24 07:39:25 +0000