151 lines
4.4 KiB
C
151 lines
4.4 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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#include "hw.h"
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#include "pxa.h"
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#include "arm-misc.h"
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#include "net.h"
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#include "devices.h"
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#include "boards.h"
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#include "mainstone.h"
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#include "sysemu.h"
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#include "flash.h"
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static 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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[0x15] = {4,2}, /* y */
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[0x2c] = {4,3}, /* z */
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[0xc7] = {5,0}, /* Home */
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[0x2a] = {5,1}, /* shift */
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[0x39] = {5,2}, /* space */
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[0x39] = {5,3}, /* space */
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[0x1c] = {5,5}, /* enter */
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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(ram_addr_t ram_size,
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const char *kernel_filename,
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const char *kernel_cmdline, const char *initrd_filename,
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const char *cpu_model, 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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target_phys_addr_t mainstone_flash_base[] = { MST_FLASH_0, MST_FLASH_1 };
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PXA2xxState *cpu;
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qemu_irq *mst_irq;
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DriveInfo *dinfo;
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int i;
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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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cpu = pxa270_init(mainstone_binfo.ram_size, cpu_model);
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cpu_register_physical_memory(0, MAINSTONE_ROM,
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qemu_ram_alloc(MAINSTONE_ROM) | IO_MEM_ROM);
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/* Setup initial (reset) machine state */
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cpu->env->regs[15] = mainstone_binfo.loader_start;
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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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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],
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qemu_ram_alloc(MAINSTONE_FLASH),
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dinfo->bdrv, sector_len,
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MAINSTONE_FLASH / sector_len, 4, 0, 0, 0, 0)) {
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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 = mst_irq_init(cpu, MST_FPGA_PHYS, PXA2XX_PIC_GPIO_0);
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/* setup keypad */
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printf("map addr %p\n", &map);
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pxa27x_register_keypad(cpu->kp, map, 0xe0);
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/* MMC/SD host */
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pxa2xx_mmci_handlers(cpu->mmc, NULL, mst_irq[MMC_IRQ]);
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smc91c111_init(&nd_table[0], MST_ETH_PHYS, mst_irq[ETHERNET_IRQ]);
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mainstone_binfo.kernel_filename = kernel_filename;
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mainstone_binfo.kernel_cmdline = kernel_cmdline;
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mainstone_binfo.initrd_filename = initrd_filename;
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mainstone_binfo.board_id = arm_id;
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arm_load_kernel(cpu->env, &mainstone_binfo);
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}
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static void mainstone_init(ram_addr_t ram_size,
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const char *boot_device,
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const char *kernel_filename, const char *kernel_cmdline,
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const char *initrd_filename, const char *cpu_model)
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{
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mainstone_common_init(ram_size, kernel_filename,
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kernel_cmdline, initrd_filename, cpu_model, mainstone, 0x196);
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}
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static QEMUMachine mainstone2_machine = {
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.name = "mainstone",
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.desc = "Mainstone II (PXA27x)",
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.init = mainstone_init,
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};
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static void mainstone_machine_init(void)
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{
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qemu_register_machine(&mainstone2_machine);
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}
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machine_init(mainstone_machine_init);
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