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Diffstat (limited to 'src/hw/arm/mainstone.c')
| -rw-r--r-- | src/hw/arm/mainstone.c | 197 |
1 files changed, 197 insertions, 0 deletions
diff --git a/src/hw/arm/mainstone.c b/src/hw/arm/mainstone.c new file mode 100644 index 0000000..e434cb6 --- /dev/null +++ b/src/hw/arm/mainstone.c @@ -0,0 +1,197 @@ +/* + * PXA270-based Intel Mainstone platforms. + * + * Copyright (c) 2007 by Armin Kuster <akuster@kama-aina.net> or + * <akuster@mvista.com> + * + * Code based on spitz platform by Andrzej Zaborowski <balrog@zabor.org> + * + * This code is licensed under the GNU GPL v2. + * + * Contributions after 2012-01-13 are licensed under the terms of the + * GNU GPL, version 2 or (at your option) any later version. + */ +#include "hw/hw.h" +#include "hw/arm/pxa.h" +#include "hw/arm/arm.h" +#include "net/net.h" +#include "hw/devices.h" +#include "hw/boards.h" +#include "hw/block/flash.h" +#include "sysemu/block-backend.h" +#include "hw/sysbus.h" +#include "exec/address-spaces.h" +#include "sysemu/qtest.h" + +/* Device addresses */ +#define MST_FPGA_PHYS 0x08000000 +#define MST_ETH_PHYS 0x10000300 +#define MST_FLASH_0 0x00000000 +#define MST_FLASH_1 0x04000000 + +/* IRQ definitions */ +#define MMC_IRQ 0 +#define USIM_IRQ 1 +#define USBC_IRQ 2 +#define ETHERNET_IRQ 3 +#define AC97_IRQ 4 +#define PEN_IRQ 5 +#define MSINS_IRQ 6 +#define EXBRD_IRQ 7 +#define S0_CD_IRQ 9 +#define S0_STSCHG_IRQ 10 +#define S0_IRQ 11 +#define S1_CD_IRQ 13 +#define S1_STSCHG_IRQ 14 +#define S1_IRQ 15 + +static const struct keymap map[0xE0] = { + [0 ... 0xDF] = { -1, -1 }, + [0x1e] = {0,0}, /* a */ + [0x30] = {0,1}, /* b */ + [0x2e] = {0,2}, /* c */ + [0x20] = {0,3}, /* d */ + [0x12] = {0,4}, /* e */ + [0x21] = {0,5}, /* f */ + [0x22] = {1,0}, /* g */ + [0x23] = {1,1}, /* h */ + [0x17] = {1,2}, /* i */ + [0x24] = {1,3}, /* j */ + [0x25] = {1,4}, /* k */ + [0x26] = {1,5}, /* l */ + [0x32] = {2,0}, /* m */ + [0x31] = {2,1}, /* n */ + [0x18] = {2,2}, /* o */ + [0x19] = {2,3}, /* p */ + [0x10] = {2,4}, /* q */ + [0x13] = {2,5}, /* r */ + [0x1f] = {3,0}, /* s */ + [0x14] = {3,1}, /* t */ + [0x16] = {3,2}, /* u */ + [0x2f] = {3,3}, /* v */ + [0x11] = {3,4}, /* w */ + [0x2d] = {3,5}, /* x */ + [0x15] = {4,2}, /* y */ + [0x2c] = {4,3}, /* z */ + [0xc7] = {5,0}, /* Home */ + [0x2a] = {5,1}, /* shift */ + /* + * There are two matrix positions which map to space, + * but QEMU can only use one of them for the reverse + * mapping, so simply use the second one. + */ + /* [0x39] = {5,2}, space */ + [0x39] = {5,3}, /* space */ + /* + * Matrix position {5,4} and other keys are missing here. + * TODO: Compare with Linux code and test real hardware. + */ + [0x1c] = {5,5}, /* enter (TODO: might be wrong) */ + [0xc8] = {6,0}, /* up */ + [0xd0] = {6,1}, /* down */ + [0xcb] = {6,2}, /* left */ + [0xcd] = {6,3}, /* right */ +}; + +enum mainstone_model_e { mainstone }; + +#define MAINSTONE_RAM 0x04000000 +#define MAINSTONE_ROM 0x00800000 +#define MAINSTONE_FLASH 0x02000000 + +static struct arm_boot_info mainstone_binfo = { + .loader_start = PXA2XX_SDRAM_BASE, + .ram_size = 0x04000000, +}; + +static void mainstone_common_init(MemoryRegion *address_space_mem, + MachineState *machine, + enum mainstone_model_e model, int arm_id) +{ + uint32_t sector_len = 256 * 1024; + hwaddr mainstone_flash_base[] = { MST_FLASH_0, MST_FLASH_1 }; + PXA2xxState *mpu; + DeviceState *mst_irq; + DriveInfo *dinfo; + int i; + int be; + MemoryRegion *rom = g_new(MemoryRegion, 1); + const char *cpu_model = machine->cpu_model; + + if (!cpu_model) + cpu_model = "pxa270-c5"; + + /* Setup CPU & memory */ + mpu = pxa270_init(address_space_mem, mainstone_binfo.ram_size, cpu_model); + memory_region_init_ram(rom, NULL, "mainstone.rom", MAINSTONE_ROM, + &error_fatal); + vmstate_register_ram_global(rom); + memory_region_set_readonly(rom, true); + memory_region_add_subregion(address_space_mem, 0, rom); + +#ifdef TARGET_WORDS_BIGENDIAN + be = 1; +#else + be = 0; +#endif + /* There are two 32MiB flash devices on the board */ + for (i = 0; i < 2; i ++) { + dinfo = drive_get(IF_PFLASH, 0, i); + if (!dinfo) { + if (qtest_enabled()) { + break; + } + fprintf(stderr, "Two flash images must be given with the " + "'pflash' parameter\n"); + exit(1); + } + + if (!pflash_cfi01_register(mainstone_flash_base[i], NULL, + i ? "mainstone.flash1" : "mainstone.flash0", + MAINSTONE_FLASH, + blk_by_legacy_dinfo(dinfo), + sector_len, MAINSTONE_FLASH / sector_len, + 4, 0, 0, 0, 0, be)) { + fprintf(stderr, "qemu: Error registering flash memory.\n"); + exit(1); + } + } + + mst_irq = sysbus_create_simple("mainstone-fpga", MST_FPGA_PHYS, + qdev_get_gpio_in(mpu->gpio, 0)); + + /* setup keypad */ + pxa27x_register_keypad(mpu->kp, map, 0xe0); + + /* MMC/SD host */ + pxa2xx_mmci_handlers(mpu->mmc, NULL, qdev_get_gpio_in(mst_irq, MMC_IRQ)); + + pxa2xx_pcmcia_set_irq_cb(mpu->pcmcia[0], + qdev_get_gpio_in(mst_irq, S0_IRQ), + qdev_get_gpio_in(mst_irq, S0_CD_IRQ)); + pxa2xx_pcmcia_set_irq_cb(mpu->pcmcia[1], + qdev_get_gpio_in(mst_irq, S1_IRQ), + qdev_get_gpio_in(mst_irq, S1_CD_IRQ)); + + smc91c111_init(&nd_table[0], MST_ETH_PHYS, + qdev_get_gpio_in(mst_irq, ETHERNET_IRQ)); + + mainstone_binfo.kernel_filename = machine->kernel_filename; + mainstone_binfo.kernel_cmdline = machine->kernel_cmdline; + mainstone_binfo.initrd_filename = machine->initrd_filename; + mainstone_binfo.board_id = arm_id; + arm_load_kernel(mpu->cpu, &mainstone_binfo); +} + +static void mainstone_init(MachineState *machine) +{ + mainstone_common_init(get_system_memory(), machine, mainstone, 0x196); +} + +static void mainstone2_machine_init(MachineClass *mc) +{ + mc->desc = "Mainstone II (PXA27x)"; + mc->init = mainstone_init; +} + +DEFINE_MACHINE("mainstone", mainstone2_machine_init) |
