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 "qapi/error.h" 16 #include "hw/hw.h" 17 #include "hw/arm/pxa.h" 18 #include "hw/arm/arm.h" 19 #include "net/net.h" 20 #include "hw/devices.h" 21 #include "hw/boards.h" 22 #include "hw/block/flash.h" 23 #include "sysemu/block-backend.h" 24 #include "hw/sysbus.h" 25 #include "exec/address-spaces.h" 26 #include "sysemu/qtest.h" 27 28 /* Device addresses */ 29 #define MST_FPGA_PHYS 0x08000000 30 #define MST_ETH_PHYS 0x10000300 31 #define MST_FLASH_0 0x00000000 32 #define MST_FLASH_1 0x04000000 33 34 /* IRQ definitions */ 35 #define MMC_IRQ 0 36 #define USIM_IRQ 1 37 #define USBC_IRQ 2 38 #define ETHERNET_IRQ 3 39 #define AC97_IRQ 4 40 #define PEN_IRQ 5 41 #define MSINS_IRQ 6 42 #define EXBRD_IRQ 7 43 #define S0_CD_IRQ 9 44 #define S0_STSCHG_IRQ 10 45 #define S0_IRQ 11 46 #define S1_CD_IRQ 13 47 #define S1_STSCHG_IRQ 14 48 #define S1_IRQ 15 49 50 static const struct keymap map[0xE0] = { 51 [0 ... 0xDF] = { -1, -1 }, 52 [0x1e] = {0,0}, /* a */ 53 [0x30] = {0,1}, /* b */ 54 [0x2e] = {0,2}, /* c */ 55 [0x20] = {0,3}, /* d */ 56 [0x12] = {0,4}, /* e */ 57 [0x21] = {0,5}, /* f */ 58 [0x22] = {1,0}, /* g */ 59 [0x23] = {1,1}, /* h */ 60 [0x17] = {1,2}, /* i */ 61 [0x24] = {1,3}, /* j */ 62 [0x25] = {1,4}, /* k */ 63 [0x26] = {1,5}, /* l */ 64 [0x32] = {2,0}, /* m */ 65 [0x31] = {2,1}, /* n */ 66 [0x18] = {2,2}, /* o */ 67 [0x19] = {2,3}, /* p */ 68 [0x10] = {2,4}, /* q */ 69 [0x13] = {2,5}, /* r */ 70 [0x1f] = {3,0}, /* s */ 71 [0x14] = {3,1}, /* t */ 72 [0x16] = {3,2}, /* u */ 73 [0x2f] = {3,3}, /* v */ 74 [0x11] = {3,4}, /* w */ 75 [0x2d] = {3,5}, /* x */ 76 [0x34] = {4,0}, /* . */ 77 [0x15] = {4,2}, /* y */ 78 [0x2c] = {4,3}, /* z */ 79 [0x35] = {4,4}, /* / */ 80 [0xc7] = {5,0}, /* Home */ 81 [0x2a] = {5,1}, /* shift */ 82 /* 83 * There are two matrix positions which map to space, 84 * but QEMU can only use one of them for the reverse 85 * mapping, so simply use the second one. 86 */ 87 /* [0x39] = {5,2}, space */ 88 [0x39] = {5,3}, /* space */ 89 /* 90 * Matrix position {5,4} and other keys are missing here. 91 * TODO: Compare with Linux code and test real hardware. 92 */ 93 [0x1c] = {5,4}, /* enter */ 94 [0x0e] = {5,5}, /* backspace */ 95 [0xc8] = {6,0}, /* up */ 96 [0xd0] = {6,1}, /* down */ 97 [0xcb] = {6,2}, /* left */ 98 [0xcd] = {6,3}, /* right */ 99 }; 100 101 enum mainstone_model_e { mainstone }; 102 103 #define MAINSTONE_RAM 0x04000000 104 #define MAINSTONE_ROM 0x00800000 105 #define MAINSTONE_FLASH 0x02000000 106 107 static struct arm_boot_info mainstone_binfo = { 108 .loader_start = PXA2XX_SDRAM_BASE, 109 .ram_size = 0x04000000, 110 }; 111 112 static void mainstone_common_init(MemoryRegion *address_space_mem, 113 MachineState *machine, 114 enum mainstone_model_e model, int arm_id) 115 { 116 uint32_t sector_len = 256 * 1024; 117 hwaddr mainstone_flash_base[] = { MST_FLASH_0, MST_FLASH_1 }; 118 PXA2xxState *mpu; 119 DeviceState *mst_irq; 120 DriveInfo *dinfo; 121 int i; 122 int be; 123 MemoryRegion *rom = g_new(MemoryRegion, 1); 124 const char *cpu_model = machine->cpu_model; 125 126 if (!cpu_model) 127 cpu_model = "pxa270-c5"; 128 129 /* Setup CPU & memory */ 130 mpu = pxa270_init(address_space_mem, mainstone_binfo.ram_size, cpu_model); 131 memory_region_init_ram(rom, NULL, "mainstone.rom", MAINSTONE_ROM, 132 &error_fatal); 133 memory_region_set_readonly(rom, true); 134 memory_region_add_subregion(address_space_mem, 0, rom); 135 136 #ifdef TARGET_WORDS_BIGENDIAN 137 be = 1; 138 #else 139 be = 0; 140 #endif 141 /* There are two 32MiB flash devices on the board */ 142 for (i = 0; i < 2; i ++) { 143 dinfo = drive_get(IF_PFLASH, 0, i); 144 if (!dinfo) { 145 if (qtest_enabled()) { 146 break; 147 } 148 fprintf(stderr, "Two flash images must be given with the " 149 "'pflash' parameter\n"); 150 exit(1); 151 } 152 153 if (!pflash_cfi01_register(mainstone_flash_base[i], NULL, 154 i ? "mainstone.flash1" : "mainstone.flash0", 155 MAINSTONE_FLASH, 156 blk_by_legacy_dinfo(dinfo), 157 sector_len, MAINSTONE_FLASH / sector_len, 158 4, 0, 0, 0, 0, be)) { 159 fprintf(stderr, "qemu: Error registering flash memory.\n"); 160 exit(1); 161 } 162 } 163 164 mst_irq = sysbus_create_simple("mainstone-fpga", MST_FPGA_PHYS, 165 qdev_get_gpio_in(mpu->gpio, 0)); 166 167 /* setup keypad */ 168 pxa27x_register_keypad(mpu->kp, map, 0xe0); 169 170 /* MMC/SD host */ 171 pxa2xx_mmci_handlers(mpu->mmc, NULL, qdev_get_gpio_in(mst_irq, MMC_IRQ)); 172 173 pxa2xx_pcmcia_set_irq_cb(mpu->pcmcia[0], 174 qdev_get_gpio_in(mst_irq, S0_IRQ), 175 qdev_get_gpio_in(mst_irq, S0_CD_IRQ)); 176 pxa2xx_pcmcia_set_irq_cb(mpu->pcmcia[1], 177 qdev_get_gpio_in(mst_irq, S1_IRQ), 178 qdev_get_gpio_in(mst_irq, S1_CD_IRQ)); 179 180 smc91c111_init(&nd_table[0], MST_ETH_PHYS, 181 qdev_get_gpio_in(mst_irq, ETHERNET_IRQ)); 182 183 mainstone_binfo.kernel_filename = machine->kernel_filename; 184 mainstone_binfo.kernel_cmdline = machine->kernel_cmdline; 185 mainstone_binfo.initrd_filename = machine->initrd_filename; 186 mainstone_binfo.board_id = arm_id; 187 arm_load_kernel(mpu->cpu, &mainstone_binfo); 188 } 189 190 static void mainstone_init(MachineState *machine) 191 { 192 mainstone_common_init(get_system_memory(), machine, mainstone, 0x196); 193 } 194 195 static void mainstone2_machine_init(MachineClass *mc) 196 { 197 mc->desc = "Mainstone II (PXA27x)"; 198 mc->init = mainstone_init; 199 mc->ignore_memory_transaction_failures = true; 200 } 201 202 DEFINE_MACHINE("mainstone", mainstone2_machine_init) 203