1 /*
2 * PXA270-based Intel Mainstone platforms.
3 *
4 * Copyright (c) 2007 by Armin Kuster <akuster@kama-aina.net> or
5 * <akuster@mvista.com>
6 *
7 * Code based on spitz platform by Andrzej Zaborowski <balrog@zabor.org>
8 *
9 * This code is licensed under the GNU GPL v2.
10 *
11 * Contributions after 2012-01-13 are licensed under the terms of the
12 * GNU GPL, version 2 or (at your option) any later version.
13 */
14 #include "qemu/osdep.h"
15 #include "qemu/units.h"
16 #include "qemu/error-report.h"
17 #include "qapi/error.h"
18 #include "hw/arm/pxa.h"
19 #include "hw/arm/boot.h"
20 #include "net/net.h"
21 #include "hw/net/smc91c111.h"
22 #include "hw/boards.h"
23 #include "hw/block/flash.h"
24 #include "hw/sysbus.h"
25 #include "exec/address-spaces.h"
26
27 /* Device addresses */
28 #define MST_FPGA_PHYS 0x08000000
29 #define MST_ETH_PHYS 0x10000300
30 #define MST_FLASH_0 0x00000000
31 #define MST_FLASH_1 0x04000000
32
33 /* IRQ definitions */
34 #define MMC_IRQ 0
35 #define USIM_IRQ 1
36 #define USBC_IRQ 2
37 #define ETHERNET_IRQ 3
38 #define AC97_IRQ 4
39 #define PEN_IRQ 5
40 #define MSINS_IRQ 6
41 #define EXBRD_IRQ 7
42 #define S0_CD_IRQ 9
43 #define S0_STSCHG_IRQ 10
44 #define S0_IRQ 11
45 #define S1_CD_IRQ 13
46 #define S1_STSCHG_IRQ 14
47 #define S1_IRQ 15
48
49 static const struct keymap map[0xE0] = {
50 [0 ... 0xDF] = { -1, -1 },
51 [0x1e] = {0,0}, /* a */
52 [0x30] = {0,1}, /* b */
53 [0x2e] = {0,2}, /* c */
54 [0x20] = {0,3}, /* d */
55 [0x12] = {0,4}, /* e */
56 [0x21] = {0,5}, /* f */
57 [0x22] = {1,0}, /* g */
58 [0x23] = {1,1}, /* h */
59 [0x17] = {1,2}, /* i */
60 [0x24] = {1,3}, /* j */
61 [0x25] = {1,4}, /* k */
62 [0x26] = {1,5}, /* l */
63 [0x32] = {2,0}, /* m */
64 [0x31] = {2,1}, /* n */
65 [0x18] = {2,2}, /* o */
66 [0x19] = {2,3}, /* p */
67 [0x10] = {2,4}, /* q */
68 [0x13] = {2,5}, /* r */
69 [0x1f] = {3,0}, /* s */
70 [0x14] = {3,1}, /* t */
71 [0x16] = {3,2}, /* u */
72 [0x2f] = {3,3}, /* v */
73 [0x11] = {3,4}, /* w */
74 [0x2d] = {3,5}, /* x */
75 [0x34] = {4,0}, /* . */
76 [0x15] = {4,2}, /* y */
77 [0x2c] = {4,3}, /* z */
78 [0x35] = {4,4}, /* / */
79 [0xc7] = {5,0}, /* Home */
80 [0x2a] = {5,1}, /* shift */
81 /*
82 * There are two matrix positions which map to space,
83 * but QEMU can only use one of them for the reverse
84 * mapping, so simply use the second one.
85 */
86 /* [0x39] = {5,2}, space */
87 [0x39] = {5,3}, /* space */
88 /*
89 * Matrix position {5,4} and other keys are missing here.
90 * TODO: Compare with Linux code and test real hardware.
91 */
92 [0x1c] = {5,4}, /* enter */
93 [0x0e] = {5,5}, /* backspace */
94 [0xc8] = {6,0}, /* up */
95 [0xd0] = {6,1}, /* down */
96 [0xcb] = {6,2}, /* left */
97 [0xcd] = {6,3}, /* right */
98 };
99
100 enum mainstone_model_e { mainstone };
101
102 #define MAINSTONE_RAM_SIZE (64 * MiB)
103 #define MAINSTONE_ROM_SIZE (8 * MiB)
104 #define MAINSTONE_FLASH_SIZE (32 * MiB)
105
106 static struct arm_boot_info mainstone_binfo = {
107 .loader_start = PXA2XX_SDRAM_BASE,
108 .ram_size = MAINSTONE_RAM_SIZE,
109 };
110
111 #define FLASH_SECTOR_SIZE (256 * KiB)
112
mainstone_common_init(MachineState * machine,enum mainstone_model_e model,int arm_id)113 static void mainstone_common_init(MachineState *machine,
114 enum mainstone_model_e model, int arm_id)
115 {
116 hwaddr mainstone_flash_base[] = { MST_FLASH_0, MST_FLASH_1 };
117 PXA2xxState *mpu;
118 DeviceState *mst_irq;
119 DriveInfo *dinfo;
120 int i;
121 MemoryRegion *rom = g_new(MemoryRegion, 1);
122
123 /* Setup CPU & memory */
124 mpu = pxa270_init(mainstone_binfo.ram_size, machine->cpu_type);
125 memory_region_init_rom(rom, NULL, "mainstone.rom", MAINSTONE_ROM_SIZE,
126 &error_fatal);
127 memory_region_add_subregion(get_system_memory(), 0x00000000, rom);
128
129 /* There are two 32MiB flash devices on the board */
130 for (i = 0; i < 2; i ++) {
131 dinfo = drive_get(IF_PFLASH, 0, i);
132 pflash_cfi01_register(mainstone_flash_base[i],
133 i ? "mainstone.flash1" : "mainstone.flash0",
134 MAINSTONE_FLASH_SIZE,
135 dinfo ? blk_by_legacy_dinfo(dinfo) : NULL,
136 FLASH_SECTOR_SIZE, 4, 0, 0, 0, 0, 0);
137 }
138
139 mst_irq = sysbus_create_simple("mainstone-fpga", MST_FPGA_PHYS,
140 qdev_get_gpio_in(mpu->gpio, 0));
141
142 /* setup keypad */
143 pxa27x_register_keypad(mpu->kp, map, 0xe0);
144
145 /* MMC/SD host */
146 pxa2xx_mmci_handlers(mpu->mmc, NULL, qdev_get_gpio_in(mst_irq, MMC_IRQ));
147
148 pxa2xx_pcmcia_set_irq_cb(mpu->pcmcia[0],
149 qdev_get_gpio_in(mst_irq, S0_IRQ),
150 qdev_get_gpio_in(mst_irq, S0_CD_IRQ));
151 pxa2xx_pcmcia_set_irq_cb(mpu->pcmcia[1],
152 qdev_get_gpio_in(mst_irq, S1_IRQ),
153 qdev_get_gpio_in(mst_irq, S1_CD_IRQ));
154
155 smc91c111_init(MST_ETH_PHYS, qdev_get_gpio_in(mst_irq, ETHERNET_IRQ));
156
157 mainstone_binfo.board_id = arm_id;
158 arm_load_kernel(mpu->cpu, machine, &mainstone_binfo);
159 }
160
mainstone_init(MachineState * machine)161 static void mainstone_init(MachineState *machine)
162 {
163 mainstone_common_init(machine, mainstone, 0x196);
164 }
165
mainstone2_machine_init(MachineClass * mc)166 static void mainstone2_machine_init(MachineClass *mc)
167 {
168 mc->desc = "Mainstone II (PXA27x)";
169 mc->init = mainstone_init;
170 mc->ignore_memory_transaction_failures = true;
171 mc->default_cpu_type = ARM_CPU_TYPE_NAME("pxa270-c5");
172 mc->deprecation_reason = "machine is old and unmaintained";
173 }
174
175 DEFINE_MACHINE("mainstone", mainstone2_machine_init)
176