1 /*

     2  * Gumstix Platforms

     3  *

     4  * Copyright (c) 2007 by Thorsten Zitterell <info@bitmux.org>

     5  *

     6  * Code based on spitz platform by Andrzej Zaborowski <balrog@zabor.org>

     7  *

     8  * This code is licensed under the GNU GPL v2.

     9  */

    10  

    11 /* 

    12  * Example usage:

    13  * 

    14  * connex:

    15  * =======

    16  * create image:

    17  * # dd of=flash bs=1k count=16k if=/dev/zero

    18  * # dd of=flash bs=1k conv=notrunc if=u-boot.bin

    19  * # dd of=flash bs=1k conv=notrunc seek=256 if=rootfs.arm_nofpu.jffs2

    20  * start it:

    21  * # qemu-system-arm -M connex -pflash flash -monitor null -nographic

    22  *

    23  * verdex:

    24  * =======

    25  * create image:

    26  * # dd of=flash bs=1k count=32k if=/dev/zero

    27  * # dd of=flash bs=1k conv=notrunc if=u-boot.bin

    28  * # dd of=flash bs=1k conv=notrunc seek=256 if=rootfs.arm_nofpu.jffs2

    29  * # dd of=flash bs=1k conv=notrunc seek=31744 if=uImage

    30  * start it:

    31  * # qemu-system-arm -M verdex -pflash flash -monitor null -nographic -m 289

    32  */

    33 

    34 #include "hw.h"

    35 #include "pxa.h"

    36 #include "net.h"

    37 #include "flash.h"

    38 #include "sysemu.h"

    39 #include "devices.h"

    40 #include "boards.h"

    41 

    42 static const int sector_len = 128 * 1024;

    43 

    44 static void connex_init(ram_addr_t ram_size, int vga_ram_size,

    45                 const char *boot_device, DisplayState *ds,

    46                 const char *kernel_filename, const char *kernel_cmdline,

    47                 const char *initrd_filename, const char *cpu_model)

    48 {

    49     struct pxa2xx_state_s *cpu;

    50     int index;

    51 

    52     uint32_t connex_rom = 0x01000000;

    53     uint32_t connex_ram = 0x04000000;

    54 

    55     if (ram_size < (connex_ram + connex_rom + PXA2XX_INTERNAL_SIZE)) {

    56         fprintf(stderr, "This platform requires %i bytes of memory\n",

    57                 connex_ram + connex_rom + PXA2XX_INTERNAL_SIZE);

    58         exit(1);

    59     }

    60 

    61     cpu = pxa255_init(connex_ram, ds);

    62 

    63     index = drive_get_index(IF_PFLASH, 0, 0);

    64     if (index == -1) {

    65         fprintf(stderr, "A flash image must be given with the "

    66                 "'pflash' parameter\n");

    67         exit(1);

    68     }

    69 

    70     if (!pflash_cfi01_register(0x00000000, qemu_ram_alloc(connex_rom),

    71             drives_table[index].bdrv, sector_len, connex_rom / sector_len,

    72             2, 0, 0, 0, 0)) {

    73         fprintf(stderr, "qemu: Error registering flash memory.\n");

    74         exit(1);

    75     }

    76 

    77     cpu->env->regs[15] = 0x00000000;

    78 

    79     /* Interrupt line of NIC is connected to GPIO line 36 */

    80     smc91c111_init(&nd_table[0], 0x04000300,

    81                     pxa2xx_gpio_in_get(cpu->gpio)[36]);

    82 }

    83 

    84 static void verdex_init(ram_addr_t ram_size, int vga_ram_size,

    85                 const char *boot_device, DisplayState *ds,

    86                 const char *kernel_filename, const char *kernel_cmdline,

    87                 const char *initrd_filename, const char *cpu_model)

    88 {

    89     struct pxa2xx_state_s *cpu;

    90     int index;

    91 

    92     uint32_t verdex_rom = 0x02000000;

    93     uint32_t verdex_ram = 0x10000000;

    94 

    95     if (ram_size < (verdex_ram + verdex_rom + PXA2XX_INTERNAL_SIZE)) {

    96         fprintf(stderr, "This platform requires %i bytes of memory\n",

    97                 verdex_ram + verdex_rom + PXA2XX_INTERNAL_SIZE);

    98         exit(1);

    99     }

   100 

   101     cpu = pxa270_init(verdex_ram, ds, cpu_model ?: "pxa270-c0");

   102 

   103     index = drive_get_index(IF_PFLASH, 0, 0);

   104     if (index == -1) {

   105         fprintf(stderr, "A flash image must be given with the "

   106                 "'pflash' parameter\n");

   107         exit(1);

   108     }

   109 

   110     if (!pflash_cfi01_register(0x00000000, qemu_ram_alloc(verdex_rom),

   111             drives_table[index].bdrv, sector_len, verdex_rom / sector_len,

   112             2, 0, 0, 0, 0)) {

   113         fprintf(stderr, "qemu: Error registering flash memory.\n");

   114         exit(1);

   115     }

   116 

   117     cpu->env->regs[15] = 0x00000000;

   118 

   119     /* Interrupt line of NIC is connected to GPIO line 99 */

   120     smc91c111_init(&nd_table[0], 0x04000300,

   121                     pxa2xx_gpio_in_get(cpu->gpio)[99]);

   122 }

   123 

   124 QEMUMachine connex_machine = {

   125     .name = "connex",

   126     .desc = "Gumstix Connex (PXA255)",

   127     .init = connex_init,

   128     .ram_require = (0x05000000 + PXA2XX_INTERNAL_SIZE) | RAMSIZE_FIXED,

   129 };

   130 

   131 QEMUMachine verdex_machine = {

   132     .name = "verdex",

   133     .desc = "Gumstix Verdex (PXA270)",

   134     .init = verdex_init,

   135     .ram_require = (0x12000000 + PXA2XX_INTERNAL_SIZE) | RAMSIZE_FIXED,

   136 };