202 lines
6.0 KiB
C
202 lines
6.0 KiB
C
/*
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* PXA270-based Intel Mainstone platforms.
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*
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* Copyright (c) 2007 by Armin Kuster <akuster@kama-aina.net> or
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* <akuster@mvista.com>
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*
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* Code based on spitz platform by Andrzej Zaborowski <balrog@zabor.org>
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*
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* This code is licensed under the GNU GPL v2.
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*
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* Contributions after 2012-01-13 are licensed under the terms of the
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* GNU GPL, version 2 or (at your option) any later version.
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*/
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#include "qemu/osdep.h"
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#include "qapi/error.h"
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#include "hw/hw.h"
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#include "hw/arm/pxa.h"
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#include "hw/arm/arm.h"
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#include "net/net.h"
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#include "hw/devices.h"
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#include "hw/boards.h"
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#include "hw/block/flash.h"
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#include "sysemu/block-backend.h"
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#include "hw/sysbus.h"
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#include "exec/address-spaces.h"
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#include "sysemu/qtest.h"
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/* Device addresses */
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#define MST_FPGA_PHYS 0x08000000
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#define MST_ETH_PHYS 0x10000300
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#define MST_FLASH_0 0x00000000
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#define MST_FLASH_1 0x04000000
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/* IRQ definitions */
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#define MMC_IRQ 0
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#define USIM_IRQ 1
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#define USBC_IRQ 2
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#define ETHERNET_IRQ 3
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#define AC97_IRQ 4
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#define PEN_IRQ 5
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#define MSINS_IRQ 6
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#define EXBRD_IRQ 7
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#define S0_CD_IRQ 9
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#define S0_STSCHG_IRQ 10
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#define S0_IRQ 11
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#define S1_CD_IRQ 13
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#define S1_STSCHG_IRQ 14
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#define S1_IRQ 15
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static const struct keymap map[0xE0] = {
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[0 ... 0xDF] = { -1, -1 },
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[0x1e] = {0,0}, /* a */
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[0x30] = {0,1}, /* b */
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[0x2e] = {0,2}, /* c */
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[0x20] = {0,3}, /* d */
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[0x12] = {0,4}, /* e */
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[0x21] = {0,5}, /* f */
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[0x22] = {1,0}, /* g */
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[0x23] = {1,1}, /* h */
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[0x17] = {1,2}, /* i */
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[0x24] = {1,3}, /* j */
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[0x25] = {1,4}, /* k */
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[0x26] = {1,5}, /* l */
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[0x32] = {2,0}, /* m */
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[0x31] = {2,1}, /* n */
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[0x18] = {2,2}, /* o */
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[0x19] = {2,3}, /* p */
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[0x10] = {2,4}, /* q */
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[0x13] = {2,5}, /* r */
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[0x1f] = {3,0}, /* s */
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[0x14] = {3,1}, /* t */
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[0x16] = {3,2}, /* u */
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[0x2f] = {3,3}, /* v */
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[0x11] = {3,4}, /* w */
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[0x2d] = {3,5}, /* x */
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[0x34] = {4,0}, /* . */
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[0x15] = {4,2}, /* y */
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[0x2c] = {4,3}, /* z */
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[0x35] = {4,4}, /* / */
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[0xc7] = {5,0}, /* Home */
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[0x2a] = {5,1}, /* shift */
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/*
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* There are two matrix positions which map to space,
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* but QEMU can only use one of them for the reverse
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* mapping, so simply use the second one.
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*/
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/* [0x39] = {5,2}, space */
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[0x39] = {5,3}, /* space */
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/*
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* Matrix position {5,4} and other keys are missing here.
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* TODO: Compare with Linux code and test real hardware.
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*/
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[0x1c] = {5,4}, /* enter */
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[0x0e] = {5,5}, /* backspace */
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[0xc8] = {6,0}, /* up */
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[0xd0] = {6,1}, /* down */
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[0xcb] = {6,2}, /* left */
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[0xcd] = {6,3}, /* right */
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};
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enum mainstone_model_e { mainstone };
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#define MAINSTONE_RAM 0x04000000
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#define MAINSTONE_ROM 0x00800000
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#define MAINSTONE_FLASH 0x02000000
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static struct arm_boot_info mainstone_binfo = {
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.loader_start = PXA2XX_SDRAM_BASE,
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.ram_size = 0x04000000,
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};
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static void mainstone_common_init(MemoryRegion *address_space_mem,
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MachineState *machine,
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enum mainstone_model_e model, int arm_id)
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{
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uint32_t sector_len = 256 * 1024;
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hwaddr mainstone_flash_base[] = { MST_FLASH_0, MST_FLASH_1 };
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PXA2xxState *mpu;
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DeviceState *mst_irq;
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DriveInfo *dinfo;
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int i;
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int be;
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MemoryRegion *rom = g_new(MemoryRegion, 1);
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const char *cpu_model = machine->cpu_model;
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if (!cpu_model)
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cpu_model = "pxa270-c5";
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/* Setup CPU & memory */
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mpu = pxa270_init(address_space_mem, mainstone_binfo.ram_size, cpu_model);
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memory_region_init_ram(rom, NULL, "mainstone.rom", MAINSTONE_ROM,
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&error_fatal);
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memory_region_set_readonly(rom, true);
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memory_region_add_subregion(address_space_mem, 0, rom);
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#ifdef TARGET_WORDS_BIGENDIAN
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be = 1;
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#else
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be = 0;
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#endif
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/* There are two 32MiB flash devices on the board */
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for (i = 0; i < 2; i ++) {
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dinfo = drive_get(IF_PFLASH, 0, i);
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if (!dinfo) {
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if (qtest_enabled()) {
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break;
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}
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fprintf(stderr, "Two flash images must be given with the "
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"'pflash' parameter\n");
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exit(1);
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}
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if (!pflash_cfi01_register(mainstone_flash_base[i], NULL,
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i ? "mainstone.flash1" : "mainstone.flash0",
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MAINSTONE_FLASH,
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blk_by_legacy_dinfo(dinfo),
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sector_len, MAINSTONE_FLASH / sector_len,
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4, 0, 0, 0, 0, be)) {
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fprintf(stderr, "qemu: Error registering flash memory.\n");
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exit(1);
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}
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}
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mst_irq = sysbus_create_simple("mainstone-fpga", MST_FPGA_PHYS,
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qdev_get_gpio_in(mpu->gpio, 0));
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/* setup keypad */
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pxa27x_register_keypad(mpu->kp, map, 0xe0);
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/* MMC/SD host */
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pxa2xx_mmci_handlers(mpu->mmc, NULL, qdev_get_gpio_in(mst_irq, MMC_IRQ));
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pxa2xx_pcmcia_set_irq_cb(mpu->pcmcia[0],
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qdev_get_gpio_in(mst_irq, S0_IRQ),
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qdev_get_gpio_in(mst_irq, S0_CD_IRQ));
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pxa2xx_pcmcia_set_irq_cb(mpu->pcmcia[1],
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qdev_get_gpio_in(mst_irq, S1_IRQ),
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qdev_get_gpio_in(mst_irq, S1_CD_IRQ));
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smc91c111_init(&nd_table[0], MST_ETH_PHYS,
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qdev_get_gpio_in(mst_irq, ETHERNET_IRQ));
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mainstone_binfo.kernel_filename = machine->kernel_filename;
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mainstone_binfo.kernel_cmdline = machine->kernel_cmdline;
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mainstone_binfo.initrd_filename = machine->initrd_filename;
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mainstone_binfo.board_id = arm_id;
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arm_load_kernel(mpu->cpu, &mainstone_binfo);
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}
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static void mainstone_init(MachineState *machine)
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{
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mainstone_common_init(get_system_memory(), machine, mainstone, 0x196);
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}
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static void mainstone2_machine_init(MachineClass *mc)
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{
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mc->desc = "Mainstone II (PXA27x)";
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mc->init = mainstone_init;
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}
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DEFINE_MACHINE("mainstone", mainstone2_machine_init)
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