2 * Copyright (c) 2013 Jean-Christophe Dubois <jcd@tribudubois.net>
4 * PDK Board System emulation.
6 * Based on hw/arm/kzm.c
8 * Copyright (c) 2008 OKL and 2011 NICTA
9 * Written by Hans at OK-Labs
10 * Updated by Peter Chubb.
12 * This program is free software; you can redistribute it and/or modify it
13 * under the terms of the GNU General Public License as published by the
14 * Free Software Foundation; either version 2 of the License, or
15 * (at your option) any later version.
17 * This program is distributed in the hope that it will be useful, but WITHOUT
18 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
19 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
22 * You should have received a copy of the GNU General Public License along
23 * with this program; if not, see <http://www.gnu.org/licenses/>.
26 #include "qemu/osdep.h"
27 #include "qapi/error.h"
28 #include "hw/qdev-properties.h"
29 #include "hw/arm/fsl-imx25.h"
30 #include "hw/boards.h"
31 #include "qemu/error-report.h"
32 #include "sysemu/qtest.h"
33 #include "hw/i2c/i2c.h"
34 #include "qemu/cutils.h"
36 /* Memory map for PDK Emulation Baseboard:
37 * 0x00000000-0x7fffffff See i.MX25 SOC fr support
38 * 0x80000000-0x87ffffff RAM + Alias EMULATED
39 * 0x90000000-0x9fffffff RAM + Alias EMULATED
40 * 0xa0000000-0xa7ffffff Flash IGNORED
41 * 0xa8000000-0xafffffff Flash IGNORED
42 * 0xb0000000-0xb1ffffff SRAM IGNORED
43 * 0xb2000000-0xb3ffffff SRAM IGNORED
44 * 0xb4000000-0xb5ffffff CS4 IGNORED
45 * 0xb6000000-0xb8000fff Reserved IGNORED
46 * 0xb8001000-0xb8001fff SDRAM CTRL reg IGNORED
47 * 0xb8002000-0xb8002fff WEIM CTRL reg IGNORED
48 * 0xb8003000-0xb8003fff M3IF CTRL reg IGNORED
49 * 0xb8004000-0xb8004fff EMI CTRL reg IGNORED
50 * 0xb8005000-0xbaffffff Reserved IGNORED
51 * 0xbb000000-0xbb000fff NAND flash area buf IGNORED
52 * 0xbb001000-0xbb0011ff NAND flash reserved IGNORED
53 * 0xbb001200-0xbb001dff Reserved IGNORED
54 * 0xbb001e00-0xbb001fff NAN flash CTRL reg IGNORED
55 * 0xbb012000-0xbfffffff Reserved IGNORED
56 * 0xc0000000-0xffffffff Reserved IGNORED
59 typedef struct IMX25PDK
{
61 MemoryRegion ram_alias
;
64 static struct arm_boot_info imx25_pdk_binfo
;
66 static void imx25_pdk_init(MachineState
*machine
)
68 IMX25PDK
*s
= g_new0(IMX25PDK
, 1);
69 unsigned int ram_size
;
70 unsigned int alias_offset
;
73 object_initialize_child(OBJECT(machine
), "soc", &s
->soc
, TYPE_FSL_IMX25
);
75 qdev_realize(DEVICE(&s
->soc
), NULL
, &error_fatal
);
77 /* We need to initialize our memory */
78 if (machine
->ram_size
> (FSL_IMX25_SDRAM0_SIZE
+ FSL_IMX25_SDRAM1_SIZE
)) {
79 char *sz
= size_to_str(FSL_IMX25_SDRAM0_SIZE
+ FSL_IMX25_SDRAM1_SIZE
);
80 error_report("RAM size more than %s is not supported", sz
);
85 memory_region_add_subregion(get_system_memory(), FSL_IMX25_SDRAM0_ADDR
,
88 /* initialize the alias memory if any */
89 for (i
= 0, ram_size
= machine
->ram_size
, alias_offset
= 0;
90 (i
< 2) && ram_size
; i
++) {
96 { FSL_IMX25_SDRAM0_ADDR
, FSL_IMX25_SDRAM0_SIZE
},
97 { FSL_IMX25_SDRAM1_ADDR
, FSL_IMX25_SDRAM1_SIZE
},
100 size
= MIN(ram_size
, ram
[i
].size
);
104 if (size
< ram
[i
].size
) {
105 memory_region_init_alias(&s
->ram_alias
, NULL
, "ram.alias",
107 alias_offset
, ram
[i
].size
- size
);
108 memory_region_add_subregion(get_system_memory(),
109 ram
[i
].addr
+ size
, &s
->ram_alias
);
112 alias_offset
+= ram
[i
].size
;
115 imx25_pdk_binfo
.ram_size
= machine
->ram_size
;
116 imx25_pdk_binfo
.loader_start
= FSL_IMX25_SDRAM0_ADDR
;
117 imx25_pdk_binfo
.board_id
= 1771,
118 imx25_pdk_binfo
.nb_cpus
= 1;
120 for (i
= 0; i
< FSL_IMX25_NUM_ESDHCS
; i
++) {
122 DeviceState
*carddev
;
126 di
= drive_get(IF_SD
, 0, i
);
127 blk
= di
? blk_by_legacy_dinfo(di
) : NULL
;
128 bus
= qdev_get_child_bus(DEVICE(&s
->soc
.esdhc
[i
]), "sd-bus");
129 carddev
= qdev_new(TYPE_SD_CARD
);
130 qdev_prop_set_drive_err(carddev
, "drive", blk
, &error_fatal
);
131 qdev_realize_and_unref(carddev
, bus
, &error_fatal
);
135 * We test explicitly for qtest here as it is not done (yet?) in
136 * arm_load_kernel(). Without this the "make check" command would
139 if (!qtest_enabled()) {
140 arm_load_kernel(&s
->soc
.cpu
, machine
, &imx25_pdk_binfo
);
144 static void imx25_pdk_machine_init(MachineClass
*mc
)
146 mc
->desc
= "ARM i.MX25 PDK board (ARM926)";
147 mc
->init
= imx25_pdk_init
;
148 mc
->ignore_memory_transaction_failures
= true;
149 mc
->default_ram_id
= "imx25.ram";
152 DEFINE_MACHINE("imx25-pdk", imx25_pdk_machine_init
)