migration: ram: Switch to ram block writeback
[qemu/ar7.git] / hw / arm / gumstix.c
blobf26a0e8010f58a11e736c7b83fd93c706d78fb9e
1 /*
2 * Gumstix Platforms
4 * Copyright (c) 2007 by Thorsten Zitterell <info@bitmux.org>
6 * Code based on spitz platform by Andrzej Zaborowski <balrog@zabor.org>
8 * This code is licensed under the GNU GPL v2.
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.
14 /*
15 * Example usage:
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
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
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"
48 static const int sector_len = 128 * 1024;
50 static void connex_init(MachineState *machine)
52 PXA2xxState *cpu;
53 DriveInfo *dinfo;
54 int be;
55 MemoryRegion *address_space_mem = get_system_memory();
57 uint32_t connex_rom = 0x01000000;
58 uint32_t connex_ram = 0x04000000;
60 cpu = pxa255_init(address_space_mem, connex_ram);
62 dinfo = drive_get(IF_PFLASH, 0, 0);
63 if (!dinfo && !qtest_enabled()) {
64 error_report("A flash image must be given with the "
65 "'pflash' parameter");
66 exit(1);
69 #ifdef TARGET_WORDS_BIGENDIAN
70 be = 1;
71 #else
72 be = 0;
73 #endif
74 if (!pflash_cfi01_register(0x00000000, "connext.rom", connex_rom,
75 dinfo ? blk_by_legacy_dinfo(dinfo) : NULL,
76 sector_len, 2, 0, 0, 0, 0, be)) {
77 error_report("Error registering flash memory");
78 exit(1);
81 /* Interrupt line of NIC is connected to GPIO line 36 */
82 smc91c111_init(&nd_table[0], 0x04000300,
83 qdev_get_gpio_in(cpu->gpio, 36));
86 static void verdex_init(MachineState *machine)
88 PXA2xxState *cpu;
89 DriveInfo *dinfo;
90 int be;
91 MemoryRegion *address_space_mem = get_system_memory();
93 uint32_t verdex_rom = 0x02000000;
94 uint32_t verdex_ram = 0x10000000;
96 cpu = pxa270_init(address_space_mem, verdex_ram, machine->cpu_type);
98 dinfo = drive_get(IF_PFLASH, 0, 0);
99 if (!dinfo && !qtest_enabled()) {
100 error_report("A flash image must be given with the "
101 "'pflash' parameter");
102 exit(1);
105 #ifdef TARGET_WORDS_BIGENDIAN
106 be = 1;
107 #else
108 be = 0;
109 #endif
110 if (!pflash_cfi01_register(0x00000000, "verdex.rom", verdex_rom,
111 dinfo ? blk_by_legacy_dinfo(dinfo) : NULL,
112 sector_len, 2, 0, 0, 0, 0, be)) {
113 error_report("Error registering flash memory");
114 exit(1);
117 /* Interrupt line of NIC is connected to GPIO line 99 */
118 smc91c111_init(&nd_table[0], 0x04000300,
119 qdev_get_gpio_in(cpu->gpio, 99));
122 static void connex_class_init(ObjectClass *oc, void *data)
124 MachineClass *mc = MACHINE_CLASS(oc);
126 mc->desc = "Gumstix Connex (PXA255)";
127 mc->init = connex_init;
128 mc->ignore_memory_transaction_failures = true;
131 static const TypeInfo connex_type = {
132 .name = MACHINE_TYPE_NAME("connex"),
133 .parent = TYPE_MACHINE,
134 .class_init = connex_class_init,
137 static void verdex_class_init(ObjectClass *oc, void *data)
139 MachineClass *mc = MACHINE_CLASS(oc);
141 mc->desc = "Gumstix Verdex (PXA270)";
142 mc->init = verdex_init;
143 mc->ignore_memory_transaction_failures = true;
144 mc->default_cpu_type = ARM_CPU_TYPE_NAME("pxa270-c0");
147 static const TypeInfo verdex_type = {
148 .name = MACHINE_TYPE_NAME("verdex"),
149 .parent = TYPE_MACHINE,
150 .class_init = verdex_class_init,
153 static void gumstix_machine_init(void)
155 type_register_static(&connex_type);
156 type_register_static(&verdex_type);
159 type_init(gumstix_machine_init)