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 "hw/hw.h" 15 #include "hw/arm/pxa.h" 16 #include "hw/arm/arm.h" 17 #include "net/net.h" 18 #include "hw/devices.h" 19 #include "hw/boards.h" 20 #include "hw/block/flash.h" 21 #include "sysemu/block-backend.h" 22 #include "hw/sysbus.h" 23 #include "exec/address-spaces.h" 24 #include "sysemu/qtest.h" 25 26 /* Device addresses */ 27 #define MST_FPGA_PHYS 0x08000000 28 #define MST_ETH_PHYS 0x10000300 29 #define MST_FLASH_0 0x00000000 30 #define MST_FLASH_1 0x04000000 31 32 /* IRQ definitions */ 33 #define MMC_IRQ 0 34 #define USIM_IRQ 1 35 #define USBC_IRQ 2 36 #define ETHERNET_IRQ 3 37 #define AC97_IRQ 4 38 #define PEN_IRQ 5 39 #define MSINS_IRQ 6 40 #define EXBRD_IRQ 7 41 #define S0_CD_IRQ 9 42 #define S0_STSCHG_IRQ 10 43 #define S0_IRQ 11 44 #define S1_CD_IRQ 13 45 #define S1_STSCHG_IRQ 14 46 #define S1_IRQ 15 47 48 static const struct keymap map[0xE0] = { 49 [0 ... 0xDF] = { -1, -1 }, 50 [0x1e] = {0,0}, /* a */ 51 [0x30] = {0,1}, /* b */ 52 [0x2e] = {0,2}, /* c */ 53 [0x20] = {0,3}, /* d */ 54 [0x12] = {0,4}, /* e */ 55 [0x21] = {0,5}, /* f */ 56 [0x22] = {1,0}, /* g */ 57 [0x23] = {1,1}, /* h */ 58 [0x17] = {1,2}, /* i */ 59 [0x24] = {1,3}, /* j */ 60 [0x25] = {1,4}, /* k */ 61 [0x26] = {1,5}, /* l */ 62 [0x32] = {2,0}, /* m */ 63 [0x31] = {2,1}, /* n */ 64 [0x18] = {2,2}, /* o */ 65 [0x19] = {2,3}, /* p */ 66 [0x10] = {2,4}, /* q */ 67 [0x13] = {2,5}, /* r */ 68 [0x1f] = {3,0}, /* s */ 69 [0x14] = {3,1}, /* t */ 70 [0x16] = {3,2}, /* u */ 71 [0x2f] = {3,3}, /* v */ 72 [0x11] = {3,4}, /* w */ 73 [0x2d] = {3,5}, /* x */ 74 [0x15] = {4,2}, /* y */ 75 [0x2c] = {4,3}, /* z */ 76 [0xc7] = {5,0}, /* Home */ 77 [0x2a] = {5,1}, /* shift */ 78 /* 79 * There are two matrix positions which map to space, 80 * but QEMU can only use one of them for the reverse 81 * mapping, so simply use the second one. 82 */ 83 /* [0x39] = {5,2}, space */ 84 [0x39] = {5,3}, /* space */ 85 /* 86 * Matrix position {5,4} and other keys are missing here. 87 * TODO: Compare with Linux code and test real hardware. 88 */ 89 [0x1c] = {5,5}, /* enter (TODO: might be wrong) */ 90 [0xc8] = {6,0}, /* up */ 91 [0xd0] = {6,1}, /* down */ 92 [0xcb] = {6,2}, /* left */ 93 [0xcd] = {6,3}, /* right */ 94 }; 95 96 enum mainstone_model_e { mainstone }; 97 98 #define MAINSTONE_RAM 0x04000000 99 #define MAINSTONE_ROM 0x00800000 100 #define MAINSTONE_FLASH 0x02000000 101 102 static struct arm_boot_info mainstone_binfo = { 103 .loader_start = PXA2XX_SDRAM_BASE, 104 .ram_size = 0x04000000, 105 }; 106 107 static void mainstone_common_init(MemoryRegion *address_space_mem, 108 MachineState *machine, 109 enum mainstone_model_e model, int arm_id) 110 { 111 uint32_t sector_len = 256 * 1024; 112 hwaddr mainstone_flash_base[] = { MST_FLASH_0, MST_FLASH_1 }; 113 PXA2xxState *mpu; 114 DeviceState *mst_irq; 115 DriveInfo *dinfo; 116 int i; 117 int be; 118 MemoryRegion *rom = g_new(MemoryRegion, 1); 119 const char *cpu_model = machine->cpu_model; 120 121 if (!cpu_model) 122 cpu_model = "pxa270-c5"; 123 124 /* Setup CPU & memory */ 125 mpu = pxa270_init(address_space_mem, mainstone_binfo.ram_size, cpu_model); 126 memory_region_init_ram(rom, NULL, "mainstone.rom", MAINSTONE_ROM, 127 &error_fatal); 128 vmstate_register_ram_global(rom); 129 memory_region_set_readonly(rom, true); 130 memory_region_add_subregion(address_space_mem, 0, rom); 131 132 #ifdef TARGET_WORDS_BIGENDIAN 133 be = 1; 134 #else 135 be = 0; 136 #endif 137 /* There are two 32MiB flash devices on the board */ 138 for (i = 0; i < 2; i ++) { 139 dinfo = drive_get(IF_PFLASH, 0, i); 140 if (!dinfo) { 141 if (qtest_enabled()) { 142 break; 143 } 144 fprintf(stderr, "Two flash images must be given with the " 145 "'pflash' parameter\n"); 146 exit(1); 147 } 148 149 if (!pflash_cfi01_register(mainstone_flash_base[i], NULL, 150 i ? "mainstone.flash1" : "mainstone.flash0", 151 MAINSTONE_FLASH, 152 blk_by_legacy_dinfo(dinfo), 153 sector_len, MAINSTONE_FLASH / sector_len, 154 4, 0, 0, 0, 0, be)) { 155 fprintf(stderr, "qemu: Error registering flash memory.\n"); 156 exit(1); 157 } 158 } 159 160 mst_irq = sysbus_create_simple("mainstone-fpga", MST_FPGA_PHYS, 161 qdev_get_gpio_in(mpu->gpio, 0)); 162 163 /* setup keypad */ 164 pxa27x_register_keypad(mpu->kp, map, 0xe0); 165 166 /* MMC/SD host */ 167 pxa2xx_mmci_handlers(mpu->mmc, NULL, qdev_get_gpio_in(mst_irq, MMC_IRQ)); 168 169 pxa2xx_pcmcia_set_irq_cb(mpu->pcmcia[0], 170 qdev_get_gpio_in(mst_irq, S0_IRQ), 171 qdev_get_gpio_in(mst_irq, S0_CD_IRQ)); 172 pxa2xx_pcmcia_set_irq_cb(mpu->pcmcia[1], 173 qdev_get_gpio_in(mst_irq, S1_IRQ), 174 qdev_get_gpio_in(mst_irq, S1_CD_IRQ)); 175 176 smc91c111_init(&nd_table[0], MST_ETH_PHYS, 177 qdev_get_gpio_in(mst_irq, ETHERNET_IRQ)); 178 179 mainstone_binfo.kernel_filename = machine->kernel_filename; 180 mainstone_binfo.kernel_cmdline = machine->kernel_cmdline; 181 mainstone_binfo.initrd_filename = machine->initrd_filename; 182 mainstone_binfo.board_id = arm_id; 183 arm_load_kernel(mpu->cpu, &mainstone_binfo); 184 } 185 186 static void mainstone_init(MachineState *machine) 187 { 188 mainstone_common_init(get_system_memory(), machine, mainstone, 0x196); 189 } 190 191 static void mainstone2_machine_init(MachineClass *mc) 192 { 193 mc->desc = "Mainstone II (PXA27x)"; 194 mc->init = mainstone_init; 195 } 196 197 DEFINE_MACHINE("mainstone", mainstone2_machine_init) 198