1/*  *********************************************************************
2    *  Broadcom Common Firmware Environment (CFE)
3    *
4    *  SENTOSA-specific commands		File: ui_sentosa.c
5    *
6    *  A temporary sandbox for misc test routines and commands.
7    *
8    *  Author:  Mitch Lichtenberg
9    *
10    *********************************************************************
11    *
12    *  Copyright 2000,2001,2002,2003
13    *  Broadcom Corporation. All rights reserved.
14    *
15    *  This software is furnished under license and may be used and
16    *  copied only in accordance with the following terms and
17    *  conditions.  Subject to these conditions, you may download,
18    *  copy, install, use, modify and distribute modified or unmodified
19    *  copies of this software in source and/or binary form.  No title
20    *  or ownership is transferred hereby.
21    *
22    *  1) Any source code used, modified or distributed must reproduce
23    *     and retain this copyright notice and list of conditions
24    *     as they appear in the source file.
25    *
26    *  2) No right is granted to use any trade name, trademark, or
27    *     logo of Broadcom Corporation.  The "Broadcom Corporation"
28    *     name may not be used to endorse or promote products derived
29    *     from this software without the prior written permission of
30    *     Broadcom Corporation.
31    *
32    *  3) THIS SOFTWARE IS PROVIDED "AS-IS" AND ANY EXPRESS OR
33    *     IMPLIED WARRANTIES, INCLUDING BUT NOT LIMITED TO, ANY IMPLIED
34    *     WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
35    *     PURPOSE, OR NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT
36    *     SHALL BROADCOM BE LIABLE FOR ANY DAMAGES WHATSOEVER, AND IN
37    *     PARTICULAR, BROADCOM SHALL NOT BE LIABLE FOR DIRECT, INDIRECT,
38    *     INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
39    *     (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
40    *     GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
41    *     BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
42    *     OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
43    *     TORT (INCLUDING NEGLIGENCE OR OTHERWISE), EVEN IF ADVISED OF
44    *     THE POSSIBILITY OF SUCH DAMAGE.
45    ********************************************************************* */
46
47
48#include "cfe.h"
49#include "ui_command.h"
50
51#if CFG_PCI
52#include "pcivar.h"
53#endif
54
55#include "sbmips.h"
56#include "sb1250_regs.h"
57#include "sb1250_smbus.h"
58#include "sb1250_scd.h"
59
60#include "sentosa.h"
61
62/*  *********************************************************************
63    *  Configuration
64    ********************************************************************* */
65
66
67/*  *********************************************************************
68    *  prototypes
69    ********************************************************************* */
70
71int ui_init_swarmcmds(void);
72
73#if CFG_PCI
74static int ui_cmd_map_pci(ui_cmdline_t *cmd,int argc,char *argv[]);
75#endif
76
77
78/*  *********************************************************************
79    *  Data
80    ********************************************************************* */
81
82
83/*  *********************************************************************
84    *  ui_init_swarmcmds()
85    *
86    *  Add SWARM-specific commands to the command table
87    *
88    *  Input parameters:
89    *  	   nothing
90    *
91    *  Return value:
92    *  	   0
93    ********************************************************************* */
94
95
96int ui_init_swarmcmds(void)
97{
98#if CFG_PCI
99    cmd_addcmd("map pci",
100	       ui_cmd_map_pci,
101	       NULL,
102	       "Define a BAR0 window available to PCI devices",
103	       "map pci offset size paddr [-off] [-l2ca] [-matchbits]\n\n"
104	       "Map the region of size bytes starting at paddr to appear\n"
105	       "at offset relative to BAR0\n",
106	       "-off;Remove the region|"
107	       "-l2ca;Make L2 cachable|"
108	       "-matchbits;Use match bits policy");
109#endif
110    return 0;
111}
112
113
114#if CFG_PCI
115static uint64_t parse_hex(const char *num)
116{
117    uint64_t x = 0;
118    unsigned int digit;
119
120    if ((*num == '0') && (*(num+1) == 'x')) num += 2;
121
122    while (*num) {
123        if ((*num >= '0') && (*num <= '9')) {
124            digit = *num - '0';
125            }
126        else if ((*num >= 'A') && (*num <= 'F')) {
127            digit = 10 + *num - 'A';
128            }
129        else if ((*num >= 'a') && (*num <= 'f')) {
130            digit = 10 + *num - 'a';
131            }
132        else {
133            break;
134            }
135        x *= 16;
136        x += digit;
137        num++;
138        }
139
140    return x;
141}
142
143static int ui_cmd_map_pci(ui_cmdline_t *cmd,int argc,char *argv[])
144{
145    unsigned long offset, size;
146    uint64_t paddr;
147    int l2ca, endian;
148    int enable;
149    int result;
150
151    enable = !cmd_sw_isset(cmd, "-off");
152    if (enable) {
153	offset = parse_hex(cmd_getarg(cmd, 0));
154	size = parse_hex(cmd_getarg(cmd, 1));
155	paddr = parse_hex(cmd_getarg(cmd, 2));
156	l2ca = cmd_sw_isset(cmd,"-l2ca");
157	endian = cmd_sw_isset(cmd, "-matchbits");
158	result = pci_map_window(paddr, offset, size, l2ca, endian);
159	}
160    else {
161	offset = parse_hex(cmd_getarg(cmd, 0));
162	size = parse_hex(cmd_getarg(cmd, 1));
163	result = pci_unmap_window(offset, size);
164	}
165
166    return result;
167}
168#endif
169