--- /dev/null
+/*
+ * Broadcom Common Firmware Environment (CFE) support
+ *
+ * Copyright 2000, 2001, 2002
+ * Broadcom Corporation. All rights reserved.
+ *
+ * Copyright (C) 2006 Michael Buesch
+ *
+ * Original Authors: Mitch Lichtenberg, Chris Demetriou
+ *
+ * This software is furnished under license and may be used and copied only
+ * in accordance with the following terms and conditions. Subject to these
+ * conditions, you may download, copy, install, use, modify and distribute
+ * modified or unmodified copies of this software in source and/or binary
+ * form. No title or ownership is transferred hereby.
+ *
+ * 1) Any source code used, modified or distributed must reproduce and
+ * retain this copyright notice and list of conditions as they appear in
+ * the source file.
+ *
+ * 2) No right is granted to use any trade name, trademark, or logo of
+ * Broadcom Corporation. The "Broadcom Corporation" name may not be
+ * used to endorse or promote products derived from this software
+ * without the prior written permission of Broadcom Corporation.
+ *
+ * 3) THIS SOFTWARE IS PROVIDED "AS-IS" AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING BUT NOT LIMITED TO, ANY IMPLIED WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR
+ * NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT SHALL BROADCOM BE LIABLE
+ * FOR ANY DAMAGES WHATSOEVER, AND IN PARTICULAR, BROADCOM SHALL NOT BE
+ * LIABLE FOR DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
+ * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
+ * OR OTHERWISE), EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef LINUX_CFE_PRIVATE_H_
+#define LINUX_CFE_PRIVATE_H_
+
+#ifndef __ASSEMBLY__
+
+/* Seal indicating CFE's presence, passed to the kernel. */
+#define CFE_EPTSEAL 0x43464531
+
+#define CFE_CMD_FW_GETINFO 0
+#define CFE_CMD_FW_RESTART 1
+#define CFE_CMD_FW_BOOT 2
+#define CFE_CMD_FW_CPUCTL 3
+#define CFE_CMD_FW_GETTIME 4
+#define CFE_CMD_FW_MEMENUM 5
+#define CFE_CMD_FW_FLUSHCACHE 6
+
+#define CFE_CMD_DEV_GETHANDLE 9
+#define CFE_CMD_DEV_ENUM 10
+#define CFE_CMD_DEV_OPEN 11
+#define CFE_CMD_DEV_INPSTAT 12
+#define CFE_CMD_DEV_READ 13
+#define CFE_CMD_DEV_WRITE 14
+#define CFE_CMD_DEV_IOCTL 15
+#define CFE_CMD_DEV_CLOSE 16
+#define CFE_CMD_DEV_GETINFO 17
+
+#define CFE_CMD_ENV_ENUM 20
+#define CFE_CMD_ENV_GET 22
+#define CFE_CMD_ENV_SET 23
+#define CFE_CMD_ENV_DEL 24
+
+#define CFE_CMD_MAX 32
+
+#define CFE_CMD_VENDOR_USE 0x8000 /* codes above this are for customer use */
+
+typedef u64 cfe_uint_t;
+typedef s64 cfe_int_t;
+typedef s64 cfe_ptr_t;
+
+/* Cast a pointer from native to CFE-API pointer and back */
+#define CFE_TO_PTR(p) ((void *)(unsigned long)(p))
+#define PTR_TO_CFE(p) ((cfe_ptr_t)(unsigned long)(p))
+
+struct cfe_iocb_buf {
+ cfe_uint_t offset; /* offset on device (bytes) */
+ cfe_ptr_t ptr; /* pointer to a buffer */
+ cfe_uint_t length; /* length of this buffer */
+ cfe_uint_t retlen; /* returned length (for read ops) */
+ union {
+ cfe_uint_t ioctlcmd; /* IOCTL command (used only for IOCTLs) */
+ cfe_uint_t devflags; /* Returned device info flags */
+ };
+};
+
+struct cfe_iocb_inpstat {
+ cfe_uint_t status; /* 1 means input available */
+};
+
+struct cfe_iocb_envbuf {
+ cfe_int_t index; /* 0-based enumeration index */
+ cfe_ptr_t name; /* name string buffer */
+ cfe_int_t name_len; /* size of name buffer */
+ cfe_ptr_t val; /* value string buffer */
+ cfe_int_t val_len; /* size of value string buffer */
+};
+
+struct cfe_iocb_cpuctl {
+ cfe_uint_t number; /* cpu number to control */
+ cfe_uint_t command; /* command to issue to CPU */
+ cfe_uint_t start_addr; /* CPU start address */
+ cfe_uint_t gp; /* starting GP value */
+ cfe_uint_t sp; /* starting SP value */
+ cfe_uint_t a1; /* starting A1 value */
+};
+
+struct cfe_iocb_time {
+ cfe_int_t ticks; /* current time in ticks */
+};
+
+struct cfe_iocb_exitstat {
+ cfe_int_t status;
+};
+
+struct cfe_iocb_meminfo {
+ cfe_int_t index; /* 0-based enumeration index */
+ cfe_int_t type; /* type of memory block */
+ cfe_uint_t addr; /* physical start address */
+ cfe_uint_t size; /* block size */
+};
+
+struct cfe_iocb_fwinfo {
+ cfe_int_t version; /* major, minor, eco version */
+ cfe_int_t totalmem; /* total installed mem */
+ cfe_int_t flags; /* various flags */
+ cfe_int_t boardid; /* board ID */
+ cfe_int_t bootarea_va; /* VA of boot area */
+ cfe_int_t bootarea_pa; /* PA of boot area */
+ cfe_int_t bootarea_size; /* size of boot area */
+ cfe_int_t reserved1;
+ cfe_int_t reserved2;
+ cfe_int_t reserved3;
+};
+
+/* CFE I/O Control Block */
+struct cfe_iocb {
+ cfe_uint_t fcode; /* IOCB function code */
+ cfe_int_t status; /* return status */
+ cfe_int_t handle; /* file/device handle */
+ cfe_uint_t flags; /* flags for this IOCB */
+ cfe_uint_t psize; /* size of parameter list */
+ union {
+ struct cfe_iocb_buf buffer; /* buffer parameters */
+ struct cfe_iocb_inpstat inpstat; /* input status parameters */
+ struct cfe_iocb_envbuf envbuf; /* environment function parameters */
+ struct cfe_iocb_cpuctl cpuctl; /* CPU control parameters */
+ struct cfe_iocb_time time; /* timer parameters */
+ struct cfe_iocb_meminfo meminfo; /* memory arena info parameters */
+ struct cfe_iocb_fwinfo fwinfo; /* firmware information */
+ struct cfe_iocb_exitstat exitstat; /* Exit Status */
+ };
+};
+
+
+#include <linux/init.h>
+
+void __init cfe_setup(unsigned long fwarg0, unsigned long fwarg1,
+ unsigned long fwarg2, unsigned long fwarg3);
+
+#else /* __ASSEMBLY__ */
+
+ .macro cfe_early_init
+#ifdef CONFIG_CFE
+ jal cfe_setup
+#endif
+ .endm
+
+#endif /* __ASSEMBLY__ */
+#endif /* LINUX_CFE_PRIVATE_H_ */
projects / openwrt.git / blobdiff