[linux-2.6-block.git] / arch / mips / fw / cfe / cfe_api.c

/*
 * Copyright (C) 2000, 2001, 2002 Broadcom Corporation
 *
 * 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.
 */

/*
 *
 * Broadcom Common Firmware Environment (CFE)
 *
 * This module contains device function stubs (small routines to
 * call the standard "iocb" interface entry point to CFE).
 * There should be one routine here per iocb function call.
 *
 * Authors:  Mitch Lichtenberg, Chris Demetriou
 */

#include <asm/fw/cfe/cfe_api.h>
#include "cfe_api_int.h"

/* Cast from a native pointer to a cfe_xptr_t and back.	 */
#define XPTR_FROM_NATIVE(n)	((cfe_xptr_t) (intptr_t) (n))
#define NATIVE_FROM_XPTR(x)	((void *) (intptr_t) (x))

int cfe_iocb_dispatch(struct cfe_xiocb *xiocb);

/*
 * Declare the dispatch function with args of "intptr_t".
 * This makes sure whatever model we're compiling in
 * puts the pointers in a single register.  For example,
 * combining -mlong64 and -mips1 or -mips2 would lead to
 * trouble, since the handle and IOCB pointer will be
 * passed in two registers each, and CFE expects one.
 */

static int (*cfe_dispfunc) (intptr_t handle, intptr_t xiocb);
static u64 cfe_handle;

int cfe_init(u64 handle, u64 ept)
{
	cfe_dispfunc = NATIVE_FROM_XPTR(ept);
	cfe_handle = handle;
	return 0;
}

int cfe_iocb_dispatch(struct cfe_xiocb * xiocb)
{
	if (!cfe_dispfunc)
		return -1;
	return (*cfe_dispfunc) ((intptr_t) cfe_handle, (intptr_t) xiocb);
}

int cfe_close(int handle)
{
	struct cfe_xiocb xiocb;

	xiocb.xiocb_fcode = CFE_CMD_DEV_CLOSE;
	xiocb.xiocb_status = 0;
	xiocb.xiocb_handle = handle;
	xiocb.xiocb_flags = 0;
	xiocb.xiocb_psize = 0;

	cfe_iocb_dispatch(&xiocb);

	return xiocb.xiocb_status;

}

int cfe_cpu_start(int cpu, void (*fn) (void), long sp, long gp, long a1)
{
	struct cfe_xiocb xiocb;

	xiocb.xiocb_fcode = CFE_CMD_FW_CPUCTL;
	xiocb.xiocb_status = 0;
	xiocb.xiocb_handle = 0;
	xiocb.xiocb_flags = 0;
	xiocb.xiocb_psize = sizeof(struct xiocb_cpuctl);
	xiocb.plist.xiocb_cpuctl.cpu_number = cpu;
	xiocb.plist.xiocb_cpuctl.cpu_command = CFE_CPU_CMD_START;
	xiocb.plist.xiocb_cpuctl.gp_val = gp;
	xiocb.plist.xiocb_cpuctl.sp_val = sp;
	xiocb.plist.xiocb_cpuctl.a1_val = a1;
	xiocb.plist.xiocb_cpuctl.start_addr = (long) fn;

	cfe_iocb_dispatch(&xiocb);

	return xiocb.xiocb_status;
}

int cfe_cpu_stop(int cpu)
{
	struct cfe_xiocb xiocb;

	xiocb.xiocb_fcode = CFE_CMD_FW_CPUCTL;
	xiocb.xiocb_status = 0;
	xiocb.xiocb_handle = 0;
	xiocb.xiocb_flags = 0;
	xiocb.xiocb_psize = sizeof(struct xiocb_cpuctl);
	xiocb.plist.xiocb_cpuctl.cpu_number = cpu;
	xiocb.plist.xiocb_cpuctl.cpu_command = CFE_CPU_CMD_STOP;

	cfe_iocb_dispatch(&xiocb);

	return xiocb.xiocb_status;
}

int cfe_enumenv(int idx, char *name, int namelen, char *val, int vallen)
{
	struct cfe_xiocb xiocb;

	xiocb.xiocb_fcode = CFE_CMD_ENV_SET;
	xiocb.xiocb_status = 0;
	xiocb.xiocb_handle = 0;
	xiocb.xiocb_flags = 0;
	xiocb.xiocb_psize = sizeof(struct xiocb_envbuf);
	xiocb.plist.xiocb_envbuf.enum_idx = idx;
	xiocb.plist.xiocb_envbuf.name_ptr = XPTR_FROM_NATIVE(name);
	xiocb.plist.xiocb_envbuf.name_length = namelen;
	xiocb.plist.xiocb_envbuf.val_ptr = XPTR_FROM_NATIVE(val);
	xiocb.plist.xiocb_envbuf.val_length = vallen;

	cfe_iocb_dispatch(&xiocb);

	return xiocb.xiocb_status;
}

int
cfe_enummem(int idx, int flags, u64 *start, u64 *length, u64 *type)
{
	struct cfe_xiocb xiocb;

	xiocb.xiocb_fcode = CFE_CMD_FW_MEMENUM;
	xiocb.xiocb_status = 0;
	xiocb.xiocb_handle = 0;
	xiocb.xiocb_flags = flags;
	xiocb.xiocb_psize = sizeof(struct xiocb_meminfo);
	xiocb.plist.xiocb_meminfo.mi_idx = idx;

	cfe_iocb_dispatch(&xiocb);

	if (xiocb.xiocb_status < 0)
		return xiocb.xiocb_status;

	*start = xiocb.plist.xiocb_meminfo.mi_addr;
	*length = xiocb.plist.xiocb_meminfo.mi_size;
	*type = xiocb.plist.xiocb_meminfo.mi_type;

	return 0;
}

int cfe_exit(int warm, int status)
{
	struct cfe_xiocb xiocb;

	xiocb.xiocb_fcode = CFE_CMD_FW_RESTART;
	xiocb.xiocb_status = 0;
	xiocb.xiocb_handle = 0;
	xiocb.xiocb_flags = warm ? CFE_FLG_WARMSTART : 0;
	xiocb.xiocb_psize = sizeof(struct xiocb_exitstat);
	xiocb.plist.xiocb_exitstat.status = status;

	cfe_iocb_dispatch(&xiocb);

	return xiocb.xiocb_status;
}

int cfe_flushcache(int flg)
{
	struct cfe_xiocb xiocb;

	xiocb.xiocb_fcode = CFE_CMD_FW_FLUSHCACHE;
	xiocb.xiocb_status = 0;
	xiocb.xiocb_handle = 0;
	xiocb.xiocb_flags = flg;
	xiocb.xiocb_psize = 0;

	cfe_iocb_dispatch(&xiocb);

	return xiocb.xiocb_status;
}

int cfe_getdevinfo(char *name)
{
	struct cfe_xiocb xiocb;

	xiocb.xiocb_fcode = CFE_CMD_DEV_GETINFO;
	xiocb.xiocb_status = 0;
	xiocb.xiocb_handle = 0;
	xiocb.xiocb_flags = 0;
	xiocb.xiocb_psize = sizeof(struct xiocb_buffer);
	xiocb.plist.xiocb_buffer.buf_offset = 0;
	xiocb.plist.xiocb_buffer.buf_ptr = XPTR_FROM_NATIVE(name);
	xiocb.plist.xiocb_buffer.buf_length = strlen(name);

	cfe_iocb_dispatch(&xiocb);

	if (xiocb.xiocb_status < 0)
		return xiocb.xiocb_status;
	return xiocb.plist.xiocb_buffer.buf_ioctlcmd;
}

int cfe_getenv(char *name, char *dest, int destlen)
{
	struct cfe_xiocb xiocb;

	*dest = 0;

	xiocb.xiocb_fcode = CFE_CMD_ENV_GET;
	xiocb.xiocb_status = 0;
	xiocb.xiocb_handle = 0;
	xiocb.xiocb_flags = 0;
	xiocb.xiocb_psize = sizeof(struct xiocb_envbuf);
	xiocb.plist.xiocb_envbuf.enum_idx = 0;
	xiocb.plist.xiocb_envbuf.name_ptr = XPTR_FROM_NATIVE(name);
	xiocb.plist.xiocb_envbuf.name_length = strlen(name);
	xiocb.plist.xiocb_envbuf.val_ptr = XPTR_FROM_NATIVE(dest);
	xiocb.plist.xiocb_envbuf.val_length = destlen;

	cfe_iocb_dispatch(&xiocb);

	return xiocb.xiocb_status;
}

int cfe_getfwinfo(cfe_fwinfo_t * info)
{
	struct cfe_xiocb xiocb;

	xiocb.xiocb_fcode = CFE_CMD_FW_GETINFO;
	xiocb.xiocb_status = 0;
	xiocb.xiocb_handle = 0;
	xiocb.xiocb_flags = 0;
	xiocb.xiocb_psize = sizeof(struct xiocb_fwinfo);

	cfe_iocb_dispatch(&xiocb);

	if (xiocb.xiocb_status < 0)
		return xiocb.xiocb_status;

	info->fwi_version = xiocb.plist.xiocb_fwinfo.fwi_version;
	info->fwi_totalmem = xiocb.plist.xiocb_fwinfo.fwi_totalmem;
	info->fwi_flags = xiocb.plist.xiocb_fwinfo.fwi_flags;
	info->fwi_boardid = xiocb.plist.xiocb_fwinfo.fwi_boardid;
	info->fwi_bootarea_va = xiocb.plist.xiocb_fwinfo.fwi_bootarea_va;
	info->fwi_bootarea_pa = xiocb.plist.xiocb_fwinfo.fwi_bootarea_pa;
	info->fwi_bootarea_size =
	    xiocb.plist.xiocb_fwinfo.fwi_bootarea_size;
#if 0
	info->fwi_reserved1 = xiocb.plist.xiocb_fwinfo.fwi_reserved1;
	info->fwi_reserved2 = xiocb.plist.xiocb_fwinfo.fwi_reserved2;
	info->fwi_reserved3 = xiocb.plist.xiocb_fwinfo.fwi_reserved3;
#endif

	return 0;
}

int cfe_getstdhandle(int flg)
{
	struct cfe_xiocb xiocb;

	xiocb.xiocb_fcode = CFE_CMD_DEV_GETHANDLE;
	xiocb.xiocb_status = 0;
	xiocb.xiocb_handle = 0;
	xiocb.xiocb_flags = flg;
	xiocb.xiocb_psize = 0;

	cfe_iocb_dispatch(&xiocb);

	if (xiocb.xiocb_status < 0)
		return xiocb.xiocb_status;
	return xiocb.xiocb_handle;
}

int64_t
cfe_getticks(void)
{
	struct cfe_xiocb xiocb;

	xiocb.xiocb_fcode = CFE_CMD_FW_GETTIME;
	xiocb.xiocb_status = 0;
	xiocb.xiocb_handle = 0;
	xiocb.xiocb_flags = 0;
	xiocb.xiocb_psize = sizeof(struct xiocb_time);
	xiocb.plist.xiocb_time.ticks = 0;

	cfe_iocb_dispatch(&xiocb);

	return xiocb.plist.xiocb_time.ticks;

}

int cfe_inpstat(int handle)
{
	struct cfe_xiocb xiocb;

	xiocb.xiocb_fcode = CFE_CMD_DEV_INPSTAT;
	xiocb.xiocb_status = 0;
	xiocb.xiocb_handle = handle;
	xiocb.xiocb_flags = 0;
	xiocb.xiocb_psize = sizeof(struct xiocb_inpstat);
	xiocb.plist.xiocb_inpstat.inp_status = 0;

	cfe_iocb_dispatch(&xiocb);

	if (xiocb.xiocb_status < 0)
		return xiocb.xiocb_status;
	return xiocb.plist.xiocb_inpstat.inp_status;
}

int
cfe_ioctl(int handle, unsigned int ioctlnum, unsigned char *buffer,
	  int length, int *retlen, u64 offset)
{
	struct cfe_xiocb xiocb;

	xiocb.xiocb_fcode = CFE_CMD_DEV_IOCTL;
	xiocb.xiocb_status = 0;
	xiocb.xiocb_handle = handle;
	xiocb.xiocb_flags = 0;
	xiocb.xiocb_psize = sizeof(struct xiocb_buffer);
	xiocb.plist.xiocb_buffer.buf_offset = offset;
	xiocb.plist.xiocb_buffer.buf_ioctlcmd = ioctlnum;
	xiocb.plist.xiocb_buffer.buf_ptr = XPTR_FROM_NATIVE(buffer);
	xiocb.plist.xiocb_buffer.buf_length = length;

	cfe_iocb_dispatch(&xiocb);

	if (retlen)
		*retlen = xiocb.plist.xiocb_buffer.buf_retlen;
	return xiocb.xiocb_status;
}

int cfe_open(char *name)
{
	struct cfe_xiocb xiocb;

	xiocb.xiocb_fcode = CFE_CMD_DEV_OPEN;
	xiocb.xiocb_status = 0;
	xiocb.xiocb_handle = 0;
	xiocb.xiocb_flags = 0;
	xiocb.xiocb_psize = sizeof(struct xiocb_buffer);
	xiocb.plist.xiocb_buffer.buf_offset = 0;
	xiocb.plist.xiocb_buffer.buf_ptr = XPTR_FROM_NATIVE(name);
	xiocb.plist.xiocb_buffer.buf_length = strlen(name);

	cfe_iocb_dispatch(&xiocb);

	if (xiocb.xiocb_status < 0)
		return xiocb.xiocb_status;
	return xiocb.xiocb_handle;
}

int cfe_read(int handle, unsigned char *buffer, int length)
{
	return cfe_readblk(handle, 0, buffer, length);
}

int cfe_readblk(int handle, s64 offset, unsigned char *buffer, int length)
{
	struct cfe_xiocb xiocb;

	xiocb.xiocb_fcode = CFE_CMD_DEV_READ;
	xiocb.xiocb_status = 0;
	xiocb.xiocb_handle = handle;
	xiocb.xiocb_flags = 0;
	xiocb.xiocb_psize = sizeof(struct xiocb_buffer);
	xiocb.plist.xiocb_buffer.buf_offset = offset;
	xiocb.plist.xiocb_buffer.buf_ptr = XPTR_FROM_NATIVE(buffer);
	xiocb.plist.xiocb_buffer.buf_length = length;

	cfe_iocb_dispatch(&xiocb);

	if (xiocb.xiocb_status < 0)
		return xiocb.xiocb_status;
	return xiocb.plist.xiocb_buffer.buf_retlen;
}

int cfe_setenv(char *name, char *val)
{
	struct cfe_xiocb xiocb;

	xiocb.xiocb_fcode = CFE_CMD_ENV_SET;
	xiocb.xiocb_status = 0;
	xiocb.xiocb_handle = 0;
	xiocb.xiocb_flags = 0;
	xiocb.xiocb_psize = sizeof(struct xiocb_envbuf);
	xiocb.plist.xiocb_envbuf.enum_idx = 0;
	xiocb.plist.xiocb_envbuf.name_ptr = XPTR_FROM_NATIVE(name);
	xiocb.plist.xiocb_envbuf.name_length = strlen(name);
	xiocb.plist.xiocb_envbuf.val_ptr = XPTR_FROM_NATIVE(val);
	xiocb.plist.xiocb_envbuf.val_length = strlen(val);

	cfe_iocb_dispatch(&xiocb);

	return xiocb.xiocb_status;
}

int cfe_write(int handle, unsigned char *buffer, int length)
{
	return cfe_writeblk(handle, 0, buffer, length);
}

int cfe_writeblk(int handle, s64 offset, unsigned char *buffer, int length)
{
	struct cfe_xiocb xiocb;

	xiocb.xiocb_fcode = CFE_CMD_DEV_WRITE;
	xiocb.xiocb_status = 0;
	xiocb.xiocb_handle = handle;
	xiocb.xiocb_flags = 0;
	xiocb.xiocb_psize = sizeof(struct xiocb_buffer);
	xiocb.plist.xiocb_buffer.buf_offset = offset;
	xiocb.plist.xiocb_buffer.buf_ptr = XPTR_FROM_NATIVE(buffer);
	xiocb.plist.xiocb_buffer.buf_length = length;

	cfe_iocb_dispatch(&xiocb);

	if (xiocb.xiocb_status < 0)
		return xiocb.xiocb_status;
	return xiocb.plist.xiocb_buffer.buf_retlen;
}
Commit	Line	Data
1da177e4 LT	1	/*
	2	* Copyright (C) 2000, 2001, 2002 Broadcom Corporation
	3	*
	4	* This program is free software; you can redistribute it and/or
	5	* modify it under the terms of the GNU General Public License
	6	* as published by the Free Software Foundation; either version 2
	7	* of the License, or (at your option) any later version.
	8	*
	9	* This program is distributed in the hope that it will be useful,
	10	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	11	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	12	* GNU General Public License for more details.
	13	*
	14	* You should have received a copy of the GNU General Public License
	15	* along with this program; if not, write to the Free Software
	16	* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
	17	*/
	18
417345d8 CH	19	/*
	20	*
	21	* Broadcom Common Firmware Environment (CFE)
	22	*
	23	* This module contains device function stubs (small routines to
	24	* call the standard "iocb" interface entry point to CFE).
	25	* There should be one routine here per iocb function call.
	26	*
	27	* Authors: Mitch Lichtenberg, Chris Demetriou
	28	*/
1da177e4	29
df78b5c8	30	#include <asm/fw/cfe/cfe_api.h>
1da177e4 LT	31	#include "cfe_api_int.h"
	32
	33	/* Cast from a native pointer to a cfe_xptr_t and back. */
	34	#define XPTR_FROM_NATIVE(n) ((cfe_xptr_t) (intptr_t) (n))
	35	#define NATIVE_FROM_XPTR(x) ((void *) (intptr_t) (x))
	36
417345d8	37	int cfe_iocb_dispatch(struct cfe_xiocb *xiocb);
1da177e4	38
1da177e4 LT	39	/*
	40	* Declare the dispatch function with args of "intptr_t".
	41	* This makes sure whatever model we're compiling in
	42	* puts the pointers in a single register. For example,
	43	* combining -mlong64 and -mips1 or -mips2 would lead to
	44	* trouble, since the handle and IOCB pointer will be
	45	* passed in two registers each, and CFE expects one.
	46	*/
	47
982f6ffe RB	48	static int (*cfe_dispfunc) (intptr_t handle, intptr_t xiocb);
982f6ffe RB	49	static u64 cfe_handle;
1da177e4	50
417345d8	51	int cfe_init(u64 handle, u64 ept)
1da177e4 LT	52	{
	53	cfe_dispfunc = NATIVE_FROM_XPTR(ept);
	54	cfe_handle = handle;
	55	return 0;
	56	}
	57
417345d8	58	int cfe_iocb_dispatch(struct cfe_xiocb * xiocb)
1da177e4 LT	59	{
	60	if (!cfe_dispfunc)
	61	return -1;
	62	return (*cfe_dispfunc) ((intptr_t) cfe_handle, (intptr_t) xiocb);
	63	}
1da177e4	64
1da177e4 LT	65	int cfe_close(int handle)
1da177e4 LT	66	{
417345d8	67	struct cfe_xiocb xiocb;
1da177e4 LT	68
	69	xiocb.xiocb_fcode = CFE_CMD_DEV_CLOSE;
	70	xiocb.xiocb_status = 0;
	71	xiocb.xiocb_handle = handle;
	72	xiocb.xiocb_flags = 0;
	73	xiocb.xiocb_psize = 0;
	74
	75	cfe_iocb_dispatch(&xiocb);
	76
	77	return xiocb.xiocb_status;
	78
	79	}
1da177e4	80
1da177e4 LT	81	int cfe_cpu_start(int cpu, void (*fn) (void), long sp, long gp, long a1)
1da177e4 LT	82	{
417345d8	83	struct cfe_xiocb xiocb;
1da177e4 LT	84
	85	xiocb.xiocb_fcode = CFE_CMD_FW_CPUCTL;
	86	xiocb.xiocb_status = 0;
	87	xiocb.xiocb_handle = 0;
	88	xiocb.xiocb_flags = 0;
417345d8	89	xiocb.xiocb_psize = sizeof(struct xiocb_cpuctl);
1da177e4 LT	90	xiocb.plist.xiocb_cpuctl.cpu_number = cpu;
	91	xiocb.plist.xiocb_cpuctl.cpu_command = CFE_CPU_CMD_START;
	92	xiocb.plist.xiocb_cpuctl.gp_val = gp;
	93	xiocb.plist.xiocb_cpuctl.sp_val = sp;
	94	xiocb.plist.xiocb_cpuctl.a1_val = a1;
	95	xiocb.plist.xiocb_cpuctl.start_addr = (long) fn;
	96
	97	cfe_iocb_dispatch(&xiocb);
	98
	99	return xiocb.xiocb_status;
	100	}
1da177e4	101
1da177e4 LT	102	int cfe_cpu_stop(int cpu)
1da177e4 LT	103	{
417345d8	104	struct cfe_xiocb xiocb;
1da177e4 LT	105
	106	xiocb.xiocb_fcode = CFE_CMD_FW_CPUCTL;
	107	xiocb.xiocb_status = 0;
	108	xiocb.xiocb_handle = 0;
	109	xiocb.xiocb_flags = 0;
417345d8	110	xiocb.xiocb_psize = sizeof(struct xiocb_cpuctl);
1da177e4 LT	111	xiocb.plist.xiocb_cpuctl.cpu_number = cpu;
	112	xiocb.plist.xiocb_cpuctl.cpu_command = CFE_CPU_CMD_STOP;
	113
	114	cfe_iocb_dispatch(&xiocb);
	115
	116	return xiocb.xiocb_status;
	117	}
1da177e4	118
1da177e4 LT	119	int cfe_enumenv(int idx, char name, int namelen, char val, int vallen)
1da177e4 LT	120	{
417345d8	121	struct cfe_xiocb xiocb;
1da177e4 LT	122
	123	xiocb.xiocb_fcode = CFE_CMD_ENV_SET;
	124	xiocb.xiocb_status = 0;
	125	xiocb.xiocb_handle = 0;
	126	xiocb.xiocb_flags = 0;
417345d8	127	xiocb.xiocb_psize = sizeof(struct xiocb_envbuf);
1da177e4 LT	128	xiocb.plist.xiocb_envbuf.enum_idx = idx;
	129	xiocb.plist.xiocb_envbuf.name_ptr = XPTR_FROM_NATIVE(name);
	130	xiocb.plist.xiocb_envbuf.name_length = namelen;
	131	xiocb.plist.xiocb_envbuf.val_ptr = XPTR_FROM_NATIVE(val);
	132	xiocb.plist.xiocb_envbuf.val_length = vallen;
	133
	134	cfe_iocb_dispatch(&xiocb);
	135
	136	return xiocb.xiocb_status;
	137	}
1da177e4	138
1da177e4	139	int
417345d8	140	cfe_enummem(int idx, int flags, u64 start, u64 length, u64 *type)
1da177e4	141	{
417345d8	142	struct cfe_xiocb xiocb;
1da177e4 LT	143
	144	xiocb.xiocb_fcode = CFE_CMD_FW_MEMENUM;
	145	xiocb.xiocb_status = 0;
	146	xiocb.xiocb_handle = 0;
	147	xiocb.xiocb_flags = flags;
417345d8	148	xiocb.xiocb_psize = sizeof(struct xiocb_meminfo);
1da177e4 LT	149	xiocb.plist.xiocb_meminfo.mi_idx = idx;
	150
	151	cfe_iocb_dispatch(&xiocb);
	152
	153	if (xiocb.xiocb_status < 0)
	154	return xiocb.xiocb_status;
	155
	156	*start = xiocb.plist.xiocb_meminfo.mi_addr;
	157	*length = xiocb.plist.xiocb_meminfo.mi_size;
	158	*type = xiocb.plist.xiocb_meminfo.mi_type;
	159
	160	return 0;
	161	}
1da177e4	162
1da177e4 LT	163	int cfe_exit(int warm, int status)
1da177e4 LT	164	{
417345d8	165	struct cfe_xiocb xiocb;
1da177e4 LT	166
	167	xiocb.xiocb_fcode = CFE_CMD_FW_RESTART;
	168	xiocb.xiocb_status = 0;
	169	xiocb.xiocb_handle = 0;
	170	xiocb.xiocb_flags = warm ? CFE_FLG_WARMSTART : 0;
417345d8	171	xiocb.xiocb_psize = sizeof(struct xiocb_exitstat);
1da177e4 LT	172	xiocb.plist.xiocb_exitstat.status = status;
	173
	174	cfe_iocb_dispatch(&xiocb);
	175
	176	return xiocb.xiocb_status;
	177	}
1da177e4	178
1da177e4 LT	179	int cfe_flushcache(int flg)
1da177e4 LT	180	{
417345d8	181	struct cfe_xiocb xiocb;
1da177e4 LT	182
	183	xiocb.xiocb_fcode = CFE_CMD_FW_FLUSHCACHE;
	184	xiocb.xiocb_status = 0;
	185	xiocb.xiocb_handle = 0;
	186	xiocb.xiocb_flags = flg;
	187	xiocb.xiocb_psize = 0;
	188
	189	cfe_iocb_dispatch(&xiocb);
	190
	191	return xiocb.xiocb_status;
	192	}
1da177e4	193
1da177e4 LT	194	int cfe_getdevinfo(char *name)
1da177e4 LT	195	{
417345d8	196	struct cfe_xiocb xiocb;
1da177e4 LT	197
	198	xiocb.xiocb_fcode = CFE_CMD_DEV_GETINFO;
	199	xiocb.xiocb_status = 0;
	200	xiocb.xiocb_handle = 0;
	201	xiocb.xiocb_flags = 0;
417345d8	202	xiocb.xiocb_psize = sizeof(struct xiocb_buffer);
1da177e4 LT	203	xiocb.plist.xiocb_buffer.buf_offset = 0;
1da177e4 LT	204	xiocb.plist.xiocb_buffer.buf_ptr = XPTR_FROM_NATIVE(name);
417345d8	205	xiocb.plist.xiocb_buffer.buf_length = strlen(name);
1da177e4 LT	206
	207	cfe_iocb_dispatch(&xiocb);
	208
	209	if (xiocb.xiocb_status < 0)
	210	return xiocb.xiocb_status;
417345d8	211	return xiocb.plist.xiocb_buffer.buf_ioctlcmd;
1da177e4	212	}
1da177e4	213
1da177e4 LT	214	int cfe_getenv(char name, char dest, int destlen)
1da177e4 LT	215	{
417345d8	216	struct cfe_xiocb xiocb;
1da177e4 LT	217
	218	*dest = 0;
	219
	220	xiocb.xiocb_fcode = CFE_CMD_ENV_GET;
	221	xiocb.xiocb_status = 0;
	222	xiocb.xiocb_handle = 0;
	223	xiocb.xiocb_flags = 0;
417345d8	224	xiocb.xiocb_psize = sizeof(struct xiocb_envbuf);
1da177e4 LT	225	xiocb.plist.xiocb_envbuf.enum_idx = 0;
1da177e4 LT	226	xiocb.plist.xiocb_envbuf.name_ptr = XPTR_FROM_NATIVE(name);
417345d8	227	xiocb.plist.xiocb_envbuf.name_length = strlen(name);
1da177e4 LT	228	xiocb.plist.xiocb_envbuf.val_ptr = XPTR_FROM_NATIVE(dest);
	229	xiocb.plist.xiocb_envbuf.val_length = destlen;
	230
	231	cfe_iocb_dispatch(&xiocb);
	232
	233	return xiocb.xiocb_status;
	234	}
1da177e4	235
1da177e4 LT	236	int cfe_getfwinfo(cfe_fwinfo_t * info)
1da177e4 LT	237	{
417345d8	238	struct cfe_xiocb xiocb;
1da177e4 LT	239
	240	xiocb.xiocb_fcode = CFE_CMD_FW_GETINFO;
	241	xiocb.xiocb_status = 0;
	242	xiocb.xiocb_handle = 0;
	243	xiocb.xiocb_flags = 0;
417345d8	244	xiocb.xiocb_psize = sizeof(struct xiocb_fwinfo);
1da177e4 LT	245
	246	cfe_iocb_dispatch(&xiocb);
	247
	248	if (xiocb.xiocb_status < 0)
	249	return xiocb.xiocb_status;
	250
	251	info->fwi_version = xiocb.plist.xiocb_fwinfo.fwi_version;
	252	info->fwi_totalmem = xiocb.plist.xiocb_fwinfo.fwi_totalmem;
	253	info->fwi_flags = xiocb.plist.xiocb_fwinfo.fwi_flags;
	254	info->fwi_boardid = xiocb.plist.xiocb_fwinfo.fwi_boardid;
	255	info->fwi_bootarea_va = xiocb.plist.xiocb_fwinfo.fwi_bootarea_va;
	256	info->fwi_bootarea_pa = xiocb.plist.xiocb_fwinfo.fwi_bootarea_pa;
	257	info->fwi_bootarea_size =
	258	xiocb.plist.xiocb_fwinfo.fwi_bootarea_size;
	259	#if 0
	260	info->fwi_reserved1 = xiocb.plist.xiocb_fwinfo.fwi_reserved1;
	261	info->fwi_reserved2 = xiocb.plist.xiocb_fwinfo.fwi_reserved2;
	262	info->fwi_reserved3 = xiocb.plist.xiocb_fwinfo.fwi_reserved3;
	263	#endif
	264
	265	return 0;
	266	}
1da177e4	267
1da177e4 LT	268	int cfe_getstdhandle(int flg)
1da177e4 LT	269	{
417345d8	270	struct cfe_xiocb xiocb;
1da177e4 LT	271
	272	xiocb.xiocb_fcode = CFE_CMD_DEV_GETHANDLE;
	273	xiocb.xiocb_status = 0;
	274	xiocb.xiocb_handle = 0;
	275	xiocb.xiocb_flags = flg;
	276	xiocb.xiocb_psize = 0;
	277
	278	cfe_iocb_dispatch(&xiocb);
	279
	280	if (xiocb.xiocb_status < 0)
	281	return xiocb.xiocb_status;
	282	return xiocb.xiocb_handle;
	283	}
1da177e4	284
1da177e4	285	int64_t
1da177e4	286	cfe_getticks(void)
1da177e4	287	{
417345d8	288	struct cfe_xiocb xiocb;
1da177e4 LT	289
	290	xiocb.xiocb_fcode = CFE_CMD_FW_GETTIME;
	291	xiocb.xiocb_status = 0;
	292	xiocb.xiocb_handle = 0;
	293	xiocb.xiocb_flags = 0;
417345d8	294	xiocb.xiocb_psize = sizeof(struct xiocb_time);
1da177e4 LT	295	xiocb.plist.xiocb_time.ticks = 0;
	296
	297	cfe_iocb_dispatch(&xiocb);
	298
	299	return xiocb.plist.xiocb_time.ticks;
	300
	301	}
1da177e4	302
1da177e4 LT	303	int cfe_inpstat(int handle)
1da177e4 LT	304	{
417345d8	305	struct cfe_xiocb xiocb;
1da177e4 LT	306
	307	xiocb.xiocb_fcode = CFE_CMD_DEV_INPSTAT;
	308	xiocb.xiocb_status = 0;
	309	xiocb.xiocb_handle = handle;
	310	xiocb.xiocb_flags = 0;
417345d8	311	xiocb.xiocb_psize = sizeof(struct xiocb_inpstat);
1da177e4 LT	312	xiocb.plist.xiocb_inpstat.inp_status = 0;
	313
	314	cfe_iocb_dispatch(&xiocb);
	315
	316	if (xiocb.xiocb_status < 0)
	317	return xiocb.xiocb_status;
	318	return xiocb.plist.xiocb_inpstat.inp_status;
	319	}
1da177e4	320
1da177e4 LT	321	int
1da177e4 LT	322	cfe_ioctl(int handle, unsigned int ioctlnum, unsigned char *buffer,
417345d8	323	int length, int *retlen, u64 offset)
1da177e4	324	{
417345d8	325	struct cfe_xiocb xiocb;
1da177e4 LT	326
	327	xiocb.xiocb_fcode = CFE_CMD_DEV_IOCTL;
	328	xiocb.xiocb_status = 0;
	329	xiocb.xiocb_handle = handle;
	330	xiocb.xiocb_flags = 0;
417345d8	331	xiocb.xiocb_psize = sizeof(struct xiocb_buffer);
1da177e4 LT	332	xiocb.plist.xiocb_buffer.buf_offset = offset;
	333	xiocb.plist.xiocb_buffer.buf_ioctlcmd = ioctlnum;
	334	xiocb.plist.xiocb_buffer.buf_ptr = XPTR_FROM_NATIVE(buffer);
	335	xiocb.plist.xiocb_buffer.buf_length = length;
	336
	337	cfe_iocb_dispatch(&xiocb);
	338
	339	if (retlen)
	340	*retlen = xiocb.plist.xiocb_buffer.buf_retlen;
	341	return xiocb.xiocb_status;
	342	}
1da177e4	343
1da177e4 LT	344	int cfe_open(char *name)
1da177e4 LT	345	{
417345d8	346	struct cfe_xiocb xiocb;
1da177e4 LT	347
	348	xiocb.xiocb_fcode = CFE_CMD_DEV_OPEN;
	349	xiocb.xiocb_status = 0;
	350	xiocb.xiocb_handle = 0;
	351	xiocb.xiocb_flags = 0;
417345d8	352	xiocb.xiocb_psize = sizeof(struct xiocb_buffer);
1da177e4 LT	353	xiocb.plist.xiocb_buffer.buf_offset = 0;
1da177e4 LT	354	xiocb.plist.xiocb_buffer.buf_ptr = XPTR_FROM_NATIVE(name);
417345d8	355	xiocb.plist.xiocb_buffer.buf_length = strlen(name);
1da177e4 LT	356
	357	cfe_iocb_dispatch(&xiocb);
	358
	359	if (xiocb.xiocb_status < 0)
	360	return xiocb.xiocb_status;
	361	return xiocb.xiocb_handle;
	362	}
1da177e4	363
1da177e4 LT	364	int cfe_read(int handle, unsigned char *buffer, int length)
	365	{
	366	return cfe_readblk(handle, 0, buffer, length);
	367	}
1da177e4	368
417345d8	369	int cfe_readblk(int handle, s64 offset, unsigned char *buffer, int length)
1da177e4	370	{
417345d8	371	struct cfe_xiocb xiocb;
1da177e4 LT	372
	373	xiocb.xiocb_fcode = CFE_CMD_DEV_READ;
	374	xiocb.xiocb_status = 0;
	375	xiocb.xiocb_handle = handle;
	376	xiocb.xiocb_flags = 0;
417345d8	377	xiocb.xiocb_psize = sizeof(struct xiocb_buffer);
1da177e4 LT	378	xiocb.plist.xiocb_buffer.buf_offset = offset;
	379	xiocb.plist.xiocb_buffer.buf_ptr = XPTR_FROM_NATIVE(buffer);
	380	xiocb.plist.xiocb_buffer.buf_length = length;
	381
	382	cfe_iocb_dispatch(&xiocb);
	383
	384	if (xiocb.xiocb_status < 0)
	385	return xiocb.xiocb_status;
	386	return xiocb.plist.xiocb_buffer.buf_retlen;
	387	}
1da177e4	388
1da177e4 LT	389	int cfe_setenv(char name, char val)
1da177e4 LT	390	{
417345d8	391	struct cfe_xiocb xiocb;
1da177e4 LT	392
	393	xiocb.xiocb_fcode = CFE_CMD_ENV_SET;
	394	xiocb.xiocb_status = 0;
	395	xiocb.xiocb_handle = 0;
	396	xiocb.xiocb_flags = 0;
417345d8	397	xiocb.xiocb_psize = sizeof(struct xiocb_envbuf);
1da177e4 LT	398	xiocb.plist.xiocb_envbuf.enum_idx = 0;
1da177e4 LT	399	xiocb.plist.xiocb_envbuf.name_ptr = XPTR_FROM_NATIVE(name);
417345d8	400	xiocb.plist.xiocb_envbuf.name_length = strlen(name);
1da177e4	401	xiocb.plist.xiocb_envbuf.val_ptr = XPTR_FROM_NATIVE(val);
417345d8	402	xiocb.plist.xiocb_envbuf.val_length = strlen(val);
1da177e4 LT	403
	404	cfe_iocb_dispatch(&xiocb);
	405
	406	return xiocb.xiocb_status;
	407	}
1da177e4	408
1da177e4 LT	409	int cfe_write(int handle, unsigned char *buffer, int length)
	410	{
	411	return cfe_writeblk(handle, 0, buffer, length);
	412	}
1da177e4	413
417345d8	414	int cfe_writeblk(int handle, s64 offset, unsigned char *buffer, int length)
1da177e4	415	{
417345d8	416	struct cfe_xiocb xiocb;
1da177e4 LT	417
	418	xiocb.xiocb_fcode = CFE_CMD_DEV_WRITE;
	419	xiocb.xiocb_status = 0;
	420	xiocb.xiocb_handle = handle;
	421	xiocb.xiocb_flags = 0;
417345d8	422	xiocb.xiocb_psize = sizeof(struct xiocb_buffer);
1da177e4 LT	423	xiocb.plist.xiocb_buffer.buf_offset = offset;
	424	xiocb.plist.xiocb_buffer.buf_ptr = XPTR_FROM_NATIVE(buffer);
	425	xiocb.plist.xiocb_buffer.buf_length = length;
	426
	427	cfe_iocb_dispatch(&xiocb);
	428
	429	if (xiocb.xiocb_status < 0)
	430	return xiocb.xiocb_status;
	431	return xiocb.plist.xiocb_buffer.buf_retlen;
	432	}