xref: /openbmc/qemu/hw/arm/gumstix.c (revision c00506aa)
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/error-report.h"
39 #include "hw/arm/pxa.h"
40 #include "net/net.h"
41 #include "hw/block/flash.h"
42 #include "hw/net/smc91c111.h"
43 #include "hw/boards.h"
44 #include "exec/address-spaces.h"
45 #include "sysemu/qtest.h"
46 #include "cpu.h"
47 
48 static const int sector_len = 128 * 1024;
49 
50 static void connex_init(MachineState *machine)
51 {
52     PXA2xxState *cpu;
53     DriveInfo *dinfo;
54     MemoryRegion *address_space_mem = get_system_memory();
55 
56     uint32_t connex_rom = 0x01000000;
57     uint32_t connex_ram = 0x04000000;
58 
59     cpu = pxa255_init(address_space_mem, connex_ram);
60 
61     dinfo = drive_get(IF_PFLASH, 0, 0);
62     if (!dinfo && !qtest_enabled()) {
63         error_report("A flash image must be given with the "
64                      "'pflash' parameter");
65         exit(1);
66     }
67 
68     if (!pflash_cfi01_register(0x00000000, "connext.rom", connex_rom,
69                                dinfo ? blk_by_legacy_dinfo(dinfo) : NULL,
70                                sector_len, 2, 0, 0, 0, 0, 0)) {
71         error_report("Error registering flash memory");
72         exit(1);
73     }
74 
75     /* Interrupt line of NIC is connected to GPIO line 36 */
76     smc91c111_init(&nd_table[0], 0x04000300,
77                     qdev_get_gpio_in(cpu->gpio, 36));
78 }
79 
80 static void verdex_init(MachineState *machine)
81 {
82     PXA2xxState *cpu;
83     DriveInfo *dinfo;
84     MemoryRegion *address_space_mem = get_system_memory();
85 
86     uint32_t verdex_rom = 0x02000000;
87     uint32_t verdex_ram = 0x10000000;
88 
89     cpu = pxa270_init(address_space_mem, verdex_ram, machine->cpu_type);
90 
91     dinfo = drive_get(IF_PFLASH, 0, 0);
92     if (!dinfo && !qtest_enabled()) {
93         error_report("A flash image must be given with the "
94                      "'pflash' parameter");
95         exit(1);
96     }
97 
98     if (!pflash_cfi01_register(0x00000000, "verdex.rom", verdex_rom,
99                                dinfo ? blk_by_legacy_dinfo(dinfo) : NULL,
100                                sector_len, 2, 0, 0, 0, 0, 0)) {
101         error_report("Error registering flash memory");
102         exit(1);
103     }
104 
105     /* Interrupt line of NIC is connected to GPIO line 99 */
106     smc91c111_init(&nd_table[0], 0x04000300,
107                     qdev_get_gpio_in(cpu->gpio, 99));
108 }
109 
110 static void connex_class_init(ObjectClass *oc, void *data)
111 {
112     MachineClass *mc = MACHINE_CLASS(oc);
113 
114     mc->desc = "Gumstix Connex (PXA255)";
115     mc->init = connex_init;
116     mc->ignore_memory_transaction_failures = true;
117 }
118 
119 static const TypeInfo connex_type = {
120     .name = MACHINE_TYPE_NAME("connex"),
121     .parent = TYPE_MACHINE,
122     .class_init = connex_class_init,
123 };
124 
125 static void verdex_class_init(ObjectClass *oc, void *data)
126 {
127     MachineClass *mc = MACHINE_CLASS(oc);
128 
129     mc->desc = "Gumstix Verdex (PXA270)";
130     mc->init = verdex_init;
131     mc->ignore_memory_transaction_failures = true;
132     mc->default_cpu_type = ARM_CPU_TYPE_NAME("pxa270-c0");
133 }
134 
135 static const TypeInfo verdex_type = {
136     .name = MACHINE_TYPE_NAME("verdex"),
137     .parent = TYPE_MACHINE,
138     .class_init = verdex_class_init,
139 };
140 
141 static void gumstix_machine_init(void)
142 {
143     type_register_static(&connex_type);
144     type_register_static(&verdex_type);
145 }
146 
147 type_init(gumstix_machine_init)
148