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 "hw/hw.h" 16 #include "hw/arm/pxa.h" 17 #include "hw/arm/arm.h" 18 #include "net/net.h" 19 #include "hw/devices.h" 20 #include "hw/boards.h" 21 #include "hw/block/flash.h" 22 #include "sysemu/block-backend.h" 23 #include "hw/sysbus.h" 24 #include "exec/address-spaces.h" 25 #include "sysemu/qtest.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 [0x15] = {4,2}, /* y */ 76 [0x2c] = {4,3}, /* z */ 77 [0xc7] = {5,0}, /* Home */ 78 [0x2a] = {5,1}, /* shift */ 79 /* 80 * There are two matrix positions which map to space, 81 * but QEMU can only use one of them for the reverse 82 * mapping, so simply use the second one. 83 */ 84 /* [0x39] = {5,2}, space */ 85 [0x39] = {5,3}, /* space */ 86 /* 87 * Matrix position {5,4} and other keys are missing here. 88 * TODO: Compare with Linux code and test real hardware. 89 */ 90 [0x1c] = {5,5}, /* enter (TODO: might be wrong) */ 91 [0xc8] = {6,0}, /* up */ 92 [0xd0] = {6,1}, /* down */ 93 [0xcb] = {6,2}, /* left */ 94 [0xcd] = {6,3}, /* right */ 95 }; 96 97 enum mainstone_model_e { mainstone }; 98 99 #define MAINSTONE_RAM 0x04000000 100 #define MAINSTONE_ROM 0x00800000 101 #define MAINSTONE_FLASH 0x02000000 102 103 static struct arm_boot_info mainstone_binfo = { 104 .loader_start = PXA2XX_SDRAM_BASE, 105 .ram_size = 0x04000000, 106 }; 107 108 static void mainstone_common_init(MemoryRegion *address_space_mem, 109 MachineState *machine, 110 enum mainstone_model_e model, int arm_id) 111 { 112 uint32_t sector_len = 256 * 1024; 113 hwaddr mainstone_flash_base[] = { MST_FLASH_0, MST_FLASH_1 }; 114 PXA2xxState *mpu; 115 DeviceState *mst_irq; 116 DriveInfo *dinfo; 117 int i; 118 int be; 119 MemoryRegion *rom = g_new(MemoryRegion, 1); 120 const char *cpu_model = machine->cpu_model; 121 122 if (!cpu_model) 123 cpu_model = "pxa270-c5"; 124 125 /* Setup CPU & memory */ 126 mpu = pxa270_init(address_space_mem, mainstone_binfo.ram_size, cpu_model); 127 memory_region_init_ram(rom, NULL, "mainstone.rom", MAINSTONE_ROM, 128 &error_fatal); 129 vmstate_register_ram_global(rom); 130 memory_region_set_readonly(rom, true); 131 memory_region_add_subregion(address_space_mem, 0, rom); 132 133 #ifdef TARGET_WORDS_BIGENDIAN 134 be = 1; 135 #else 136 be = 0; 137 #endif 138 /* There are two 32MiB flash devices on the board */ 139 for (i = 0; i < 2; i ++) { 140 dinfo = drive_get(IF_PFLASH, 0, i); 141 if (!dinfo) { 142 if (qtest_enabled()) { 143 break; 144 } 145 fprintf(stderr, "Two flash images must be given with the " 146 "'pflash' parameter\n"); 147 exit(1); 148 } 149 150 if (!pflash_cfi01_register(mainstone_flash_base[i], NULL, 151 i ? "mainstone.flash1" : "mainstone.flash0", 152 MAINSTONE_FLASH, 153 blk_by_legacy_dinfo(dinfo), 154 sector_len, MAINSTONE_FLASH / sector_len, 155 4, 0, 0, 0, 0, be)) { 156 fprintf(stderr, "qemu: Error registering flash memory.\n"); 157 exit(1); 158 } 159 } 160 161 mst_irq = sysbus_create_simple("mainstone-fpga", MST_FPGA_PHYS, 162 qdev_get_gpio_in(mpu->gpio, 0)); 163 164 /* setup keypad */ 165 pxa27x_register_keypad(mpu->kp, map, 0xe0); 166 167 /* MMC/SD host */ 168 pxa2xx_mmci_handlers(mpu->mmc, NULL, qdev_get_gpio_in(mst_irq, MMC_IRQ)); 169 170 pxa2xx_pcmcia_set_irq_cb(mpu->pcmcia[0], 171 qdev_get_gpio_in(mst_irq, S0_IRQ), 172 qdev_get_gpio_in(mst_irq, S0_CD_IRQ)); 173 pxa2xx_pcmcia_set_irq_cb(mpu->pcmcia[1], 174 qdev_get_gpio_in(mst_irq, S1_IRQ), 175 qdev_get_gpio_in(mst_irq, S1_CD_IRQ)); 176 177 smc91c111_init(&nd_table[0], MST_ETH_PHYS, 178 qdev_get_gpio_in(mst_irq, ETHERNET_IRQ)); 179 180 mainstone_binfo.kernel_filename = machine->kernel_filename; 181 mainstone_binfo.kernel_cmdline = machine->kernel_cmdline; 182 mainstone_binfo.initrd_filename = machine->initrd_filename; 183 mainstone_binfo.board_id = arm_id; 184 arm_load_kernel(mpu->cpu, &mainstone_binfo); 185 } 186 187 static void mainstone_init(MachineState *machine) 188 { 189 mainstone_common_init(get_system_memory(), machine, mainstone, 0x196); 190 } 191 192 static void mainstone2_machine_init(MachineClass *mc) 193 { 194 mc->desc = "Mainstone II (PXA27x)"; 195 mc->init = mainstone_init; 196 } 197 198 DEFINE_MACHINE("mainstone", mainstone2_machine_init) 199