/*
+ * (C) Copyright 2008-2010 Freescale Semiconductor, Inc.
+ * Terry Lv <r65388@freescale.com>
+ *
* Copyright (C) Freescale Semiconductor, Inc. 2006.
* Author: Jason Jin<Jason.jin@freescale.com>
* Zhang Wei<wei.zhang@freescale.com>
*
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * 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, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- *
+ * SPDX-License-Identifier: GPL-2.0+
*/
#ifndef _AHCI_H_
#define _AHCI_H_
+#include <pci.h>
+
#define AHCI_PCI_BAR 0x24
#define AHCI_MAX_SG 56 /* hardware max is 64K */
+#define AHCI_MAX_CMD_SLOT 32
#define AHCI_CMD_SLOT_SZ 32
+#define AHCI_MAX_CMD_SLOT 32
#define AHCI_RX_FIS_SZ 256
#define AHCI_CMD_TBL_HDR 0x80
#define AHCI_CMD_TBL_CDB 0x40
-#define AHCI_CMD_TBL_SZ AHCI_CMD_TBL_HDR + (AHCI_MAX_SG * 16)
-#define AHCI_PORT_PRIV_DMA_SZ AHCI_CMD_SLOT_SZ + AHCI_CMD_TBL_SZ \
- + AHCI_RX_FIS_SZ
+#define AHCI_CMD_TBL_SZ (AHCI_CMD_TBL_HDR + (AHCI_MAX_SG * 16))
+#define AHCI_PORT_PRIV_DMA_SZ (AHCI_CMD_SLOT_SZ * AHCI_MAX_CMD_SLOT + \
+ AHCI_CMD_TBL_SZ + AHCI_RX_FIS_SZ)
#define AHCI_CMD_ATAPI (1 << 5)
#define AHCI_CMD_WRITE (1 << 6)
#define AHCI_CMD_PREFETCH (1 << 7)
#define HOST_IRQ_STAT 0x08 /* interrupt status */
#define HOST_PORTS_IMPL 0x0c /* bitmap of implemented ports */
#define HOST_VERSION 0x10 /* AHCI spec. version compliancy */
+#define HOST_CAP2 0x24 /* host capabilities, extended */
/* HOST_CTL bits */
#define HOST_RESET (1 << 0) /* reset controller; self-clear */
u32 host_flags;
u32 host_set_flags;
u32 mmio_base;
- u32 pio_mask;
+ u32 pio_mask;
u32 udma_mask;
u32 flags;
u32 cap; /* cache of HOST_CAP register */
u32 link_port_map; /*linkup port map*/
};
+int ahci_init(u32 base);
+
#endif