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: #include "hw.h"
   12: #include "pxa.h"
   13: #include "arm-misc.h"
   14: #include "net.h"
   15: #include "devices.h"
   16: #include "boards.h"
   17: #include "mainstone.h"
   18: #include "sysemu.h"
   19: #include "flash.h"
   20: 
   21: static struct keymap map[0xE0] = {
   22:     [0 ... 0xDF] = { -1, -1 },
   23:     [0x1e] = {0,0}, /* a */
   24:     [0x30] = {0,1}, /* b */
   25:     [0x2e] = {0,2}, /* c */
   26:     [0x20] = {0,3}, /* d */
   27:     [0x12] = {0,4}, /* e */
   28:     [0x21] = {0,5}, /* f */
   29:     [0x22] = {1,0}, /* g */
   30:     [0x23] = {1,1}, /* h */
   31:     [0x17] = {1,2}, /* i */
   32:     [0x24] = {1,3}, /* j */
   33:     [0x25] = {1,4}, /* k */
   34:     [0x26] = {1,5}, /* l */
   35:     [0x32] = {2,0}, /* m */
   36:     [0x31] = {2,1}, /* n */
   37:     [0x18] = {2,2}, /* o */
   38:     [0x19] = {2,3}, /* p */
   39:     [0x10] = {2,4}, /* q */
   40:     [0x13] = {2,5}, /* r */
   41:     [0x1f] = {3,0}, /* s */
   42:     [0x14] = {3,1}, /* t */
   43:     [0x16] = {3,2}, /* u */
   44:     [0x2f] = {3,3}, /* v */
   45:     [0x11] = {3,4}, /* w */
   46:     [0x2d] = {3,5}, /* x */
   47:     [0x15] = {4,2}, /* y */
   48:     [0x2c] = {4,3}, /* z */
   49:     [0xc7] = {5,0}, /* Home */
   50:     [0x2a] = {5,1}, /* shift */
   51:     [0x39] = {5,2}, /* space */
   52:     [0x39] = {5,3}, /* space */
   53:     [0x1c] = {5,5}, /*  enter */
   54:     [0xc8] = {6,0}, /* up */
   55:     [0xd0] = {6,1}, /* down */
   56:     [0xcb] = {6,2}, /* left */
   57:     [0xcd] = {6,3}, /* right */
   58: };
   59: 
   60: enum mainstone_model_e { mainstone };
   61: 
   62: static void mainstone_common_init(int ram_size, int vga_ram_size,
   63:                 DisplayState *ds, const char *kernel_filename,
   64:                 const char *kernel_cmdline, const char *initrd_filename,
   65:                 const char *cpu_model, enum mainstone_model_e model, int arm_id)
   66: {
   67:     uint32_t mainstone_ram   = 0x04000000;
   68:     uint32_t mainstone_rom   = 0x00800000;
   69:     uint32_t mainstone_flash = 0x02000000;
   70:     uint32_t sector_len = 256 * 1024;
   71:     target_phys_addr_t mainstone_flash_base[] = { MST_FLASH_0, MST_FLASH_1 };
   72:     struct pxa2xx_state_s *cpu;
   73:     qemu_irq *mst_irq;
   74:     int i, index;
   75: 
   76:     if (!cpu_model)
   77:         cpu_model = "pxa270-c5";
   78: 
   79:     /* Setup CPU & memory */
   80:     if (ram_size < mainstone_ram + mainstone_rom + 2 * mainstone_flash +
   81:                     PXA2XX_INTERNAL_SIZE) {
   82:         fprintf(stderr, "This platform requires %i bytes of memory\n",
   83:                         mainstone_ram + mainstone_rom + 2 * mainstone_flash +
   84:                         PXA2XX_INTERNAL_SIZE);
   85:         exit(1);
   86:     }
   87: 
   88:     cpu = pxa270_init(mainstone_ram, ds, cpu_model);
   89:     cpu_register_physical_memory(0, mainstone_rom,
   90:                     qemu_ram_alloc(mainstone_rom) | IO_MEM_ROM);
   91: 
   92:     /* Setup initial (reset) machine state */
   93:     cpu->env->regs[15] = PXA2XX_SDRAM_BASE;
   94: 
   95:     /* There are two 32MiB flash devices on the board */
   96:     for (i = 0; i < 2; i ++) {
   97:         index = drive_get_index(IF_PFLASH, 0, i);
   98:         if (index == -1) {
   99:             fprintf(stderr, "Two flash images must be given with the "
  100:                     "'pflash' parameter\n");
  101:             exit(1);
  102:         }
  103: 
  104:         if (!pflash_cfi01_register(mainstone_flash_base[i],
  105:                                 qemu_ram_alloc(mainstone_flash),
  106:                                 drives_table[index].bdrv, sector_len,
  107:                                 mainstone_flash / sector_len, 4, 0, 0, 0, 0)) {
  108:             fprintf(stderr, "qemu: Error registering flash memory.\n");
  109:             exit(1);
  110:         }
  111:     }
  112: 
  113:     mst_irq = mst_irq_init(cpu, MST_FPGA_PHYS, PXA2XX_PIC_GPIO_0);
  114: 
  115:     /* setup keypad */
  116:     printf("map addr %p\n", &map);
  117:     pxa27x_register_keypad(cpu->kp, map, 0xe0);
  118: 
  119:     /* MMC/SD host */
  120:     pxa2xx_mmci_handlers(cpu->mmc, NULL, mst_irq[MMC_IRQ]);
  121: 
  122:     smc91c111_init(&nd_table[0], MST_ETH_PHYS, mst_irq[ETHERNET_IRQ]);
  123: 
  124:     arm_load_kernel(cpu->env, mainstone_ram, kernel_filename, kernel_cmdline,
  125:                     initrd_filename, arm_id, PXA2XX_SDRAM_BASE);
  126: }
  127: 
  128: static void mainstone_init(int ram_size, int vga_ram_size,
  129:                 const char *boot_device, DisplayState *ds,
  130:                 const char *kernel_filename, const char *kernel_cmdline,
  131:                 const char *initrd_filename, const char *cpu_model)
  132: {
  133:     mainstone_common_init(ram_size, vga_ram_size, ds, kernel_filename,
  134:                 kernel_cmdline, initrd_filename, cpu_model, mainstone, 0x196);
  135: }
  136: 
  137: QEMUMachine mainstone2_machine = {
  138:     "mainstone",
  139:     "Mainstone II (PXA27x)",
  140:     mainstone_init,
  141: };