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-rw-r--r--qemu/include/hw/sd/sdhci.h95
1 files changed, 95 insertions, 0 deletions
diff --git a/qemu/include/hw/sd/sdhci.h b/qemu/include/hw/sd/sdhci.h
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index 000000000..0f0c3f1e6
--- /dev/null
+++ b/qemu/include/hw/sd/sdhci.h
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+/*
+ * SD Association Host Standard Specification v2.0 controller emulation
+ *
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ * Mitsyanko Igor <i.mitsyanko@samsung.com>
+ * Peter A.G. Crosthwaite <peter.crosthwaite@petalogix.com>
+ *
+ * Based on MMC controller for Samsung S5PC1xx-based board emulation
+ * by Alexey Merkulov and Vladimir Monakhov.
+ *
+ * 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/>.
+ */
+
+#ifndef SDHCI_H
+#define SDHCI_H
+
+#include "qemu-common.h"
+#include "hw/block/block.h"
+#include "hw/pci/pci.h"
+#include "hw/sysbus.h"
+#include "hw/sd/sd.h"
+
+/* SD/MMC host controller state */
+typedef struct SDHCIState {
+ union {
+ PCIDevice pcidev;
+ SysBusDevice busdev;
+ };
+ SDBus sdbus;
+ MemoryRegion iomem;
+
+ QEMUTimer *insert_timer; /* timer for 'changing' sd card. */
+ QEMUTimer *transfer_timer;
+ qemu_irq eject_cb;
+ qemu_irq ro_cb;
+ qemu_irq irq;
+
+ uint32_t sdmasysad; /* SDMA System Address register */
+ uint16_t blksize; /* Host DMA Buff Boundary and Transfer BlkSize Reg */
+ uint16_t blkcnt; /* Blocks count for current transfer */
+ uint32_t argument; /* Command Argument Register */
+ uint16_t trnmod; /* Transfer Mode Setting Register */
+ uint16_t cmdreg; /* Command Register */
+ uint32_t rspreg[4]; /* Response Registers 0-3 */
+ uint32_t prnsts; /* Present State Register */
+ uint8_t hostctl; /* Host Control Register */
+ uint8_t pwrcon; /* Power control Register */
+ uint8_t blkgap; /* Block Gap Control Register */
+ uint8_t wakcon; /* WakeUp Control Register */
+ uint16_t clkcon; /* Clock control Register */
+ uint8_t timeoutcon; /* Timeout Control Register */
+ uint8_t admaerr; /* ADMA Error Status Register */
+ uint16_t norintsts; /* Normal Interrupt Status Register */
+ uint16_t errintsts; /* Error Interrupt Status Register */
+ uint16_t norintstsen; /* Normal Interrupt Status Enable Register */
+ uint16_t errintstsen; /* Error Interrupt Status Enable Register */
+ uint16_t norintsigen; /* Normal Interrupt Signal Enable Register */
+ uint16_t errintsigen; /* Error Interrupt Signal Enable Register */
+ uint16_t acmd12errsts; /* Auto CMD12 error status register */
+ uint64_t admasysaddr; /* ADMA System Address Register */
+
+ uint32_t capareg; /* Capabilities Register */
+ uint32_t maxcurr; /* Maximum Current Capabilities Register */
+ uint8_t *fifo_buffer; /* SD host i/o FIFO buffer */
+ uint32_t buf_maxsz;
+ uint16_t data_count; /* current element in FIFO buffer */
+ uint8_t stopped_state;/* Current SDHC state */
+ bool pending_insert_quirk;/* Quirk for Raspberry Pi card insert int */
+ bool pending_insert_state;
+ /* Buffer Data Port Register - virtual access point to R and W buffers */
+ /* Software Reset Register - always reads as 0 */
+ /* Force Event Auto CMD12 Error Interrupt Reg - write only */
+ /* Force Event Error Interrupt Register- write only */
+ /* RO Host Controller Version Register always reads as 0x2401 */
+} SDHCIState;
+
+#define TYPE_PCI_SDHCI "sdhci-pci"
+#define PCI_SDHCI(obj) OBJECT_CHECK(SDHCIState, (obj), TYPE_PCI_SDHCI)
+
+#define TYPE_SYSBUS_SDHCI "generic-sdhci"
+#define SYSBUS_SDHCI(obj) \
+ OBJECT_CHECK(SDHCIState, (obj), TYPE_SYSBUS_SDHCI)
+
+#endif /* SDHCI_H */