xref: /openbmc/qemu/hw/arm/gumstix.c (revision 20f82226)
1 /*
2  * Gumstix Platforms
3  *
4  * Copyright (c) 2007 by Thorsten Zitterell <info@bitmux.org>
5  *
6  * Code based on spitz platform by Andrzej Zaborowski <balrog@zabor.org>
7  *
8  * This code is licensed under the GNU GPL v2.
9  *
10  * Contributions after 2012-01-13 are licensed under the terms of the
11  * GNU GPL, version 2 or (at your option) any later version.
12  */
13 
14 /*
15  * Example usage:
16  *
17  * connex:
18  * =======
19  * create image:
20  * # dd of=flash bs=1k count=16k if=/dev/zero
21  * # dd of=flash bs=1k conv=notrunc if=u-boot.bin
22  * # dd of=flash bs=1k conv=notrunc seek=256 if=rootfs.arm_nofpu.jffs2
23  * start it:
24  * # qemu-system-arm -M connex -pflash flash -monitor null -nographic
25  *
26  * verdex:
27  * =======
28  * create image:
29  * # dd of=flash bs=1k count=32k if=/dev/zero
30  * # dd of=flash bs=1k conv=notrunc if=u-boot.bin
31  * # dd of=flash bs=1k conv=notrunc seek=256 if=rootfs.arm_nofpu.jffs2
32  * # dd of=flash bs=1k conv=notrunc seek=31744 if=uImage
33  * start it:
34  * # qemu-system-arm -M verdex -pflash flash -monitor null -nographic -m 289
35  */
36 
37 #include "qemu/osdep.h"
38 #include "qemu/units.h"
39 #include "qemu/error-report.h"
40 #include "hw/arm/pxa.h"
41 #include "net/net.h"
42 #include "hw/block/flash.h"
43 #include "hw/net/smc91c111.h"
44 #include "hw/boards.h"
45 #include "exec/address-spaces.h"
46 #include "sysemu/qtest.h"
47 #include "cpu.h"
48 
49 #define CONNEX_FLASH_SIZE   (16 * MiB)
50 #define CONNEX_RAM_SIZE     (64 * MiB)
51 
52 #define VERDEX_FLASH_SIZE   (32 * MiB)
53 #define VERDEX_RAM_SIZE     (256 * MiB)
54 
55 #define FLASH_SECTOR_SIZE   (128 * KiB)
56 
57 static void connex_init(MachineState *machine)
58 {
59     PXA2xxState *cpu;
60     DriveInfo *dinfo;
61 
62     cpu = pxa255_init(CONNEX_RAM_SIZE);
63 
64     dinfo = drive_get(IF_PFLASH, 0, 0);
65     if (!dinfo && !qtest_enabled()) {
66         error_report("A flash image must be given with the "
67                      "'pflash' parameter");
68         exit(1);
69     }
70 
71     /* Numonyx RC28F128J3F75 */
72     pflash_cfi01_register(0x00000000, "connext.rom", CONNEX_FLASH_SIZE,
73                           dinfo ? blk_by_legacy_dinfo(dinfo) : NULL,
74                           FLASH_SECTOR_SIZE, 2, 0, 0, 0, 0, 0);
75 
76     /* Interrupt line of NIC is connected to GPIO line 36 */
77     smc91c111_init(&nd_table[0], 0x04000300,
78                     qdev_get_gpio_in(cpu->gpio, 36));
79 }
80 
81 static void verdex_init(MachineState *machine)
82 {
83     PXA2xxState *cpu;
84     DriveInfo *dinfo;
85 
86     cpu = pxa270_init(VERDEX_RAM_SIZE, machine->cpu_type);
87 
88     dinfo = drive_get(IF_PFLASH, 0, 0);
89     if (!dinfo && !qtest_enabled()) {
90         error_report("A flash image must be given with the "
91                      "'pflash' parameter");
92         exit(1);
93     }
94 
95     /* Micron RC28F256P30TFA */
96     pflash_cfi01_register(0x00000000, "verdex.rom", VERDEX_FLASH_SIZE,
97                           dinfo ? blk_by_legacy_dinfo(dinfo) : NULL,
98                           FLASH_SECTOR_SIZE, 2, 0, 0, 0, 0, 0);
99 
100     /* Interrupt line of NIC is connected to GPIO line 99 */
101     smc91c111_init(&nd_table[0], 0x04000300,
102                     qdev_get_gpio_in(cpu->gpio, 99));
103 }
104 
105 static void connex_class_init(ObjectClass *oc, void *data)
106 {
107     MachineClass *mc = MACHINE_CLASS(oc);
108 
109     mc->desc = "Gumstix Connex (PXA255)";
110     mc->init = connex_init;
111     mc->ignore_memory_transaction_failures = true;
112 }
113 
114 static const TypeInfo connex_type = {
115     .name = MACHINE_TYPE_NAME("connex"),
116     .parent = TYPE_MACHINE,
117     .class_init = connex_class_init,
118 };
119 
120 static void verdex_class_init(ObjectClass *oc, void *data)
121 {
122     MachineClass *mc = MACHINE_CLASS(oc);
123 
124     mc->desc = "Gumstix Verdex Pro XL6P COMs (PXA270)";
125     mc->init = verdex_init;
126     mc->ignore_memory_transaction_failures = true;
127     mc->default_cpu_type = ARM_CPU_TYPE_NAME("pxa270-c0");
128 }
129 
130 static const TypeInfo verdex_type = {
131     .name = MACHINE_TYPE_NAME("verdex"),
132     .parent = TYPE_MACHINE,
133     .class_init = verdex_class_init,
134 };
135 
136 static void gumstix_machine_init(void)
137 {
138     type_register_static(&connex_type);
139     type_register_static(&verdex_type);
140 }
141 
142 type_init(gumstix_machine_init)
143