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Annotation of qemu/hw/mainstone.c, revision 1.1

1.1     ! root        1: /*
        !             2:  * PXA270-based Intel Mainstone platforms.
        !             3:  *
        !             4:  * Copyright (c) 2007 by Armin Kuster <[email protected]> or
        !             5:  *                                    <[email protected]>
        !             6:  *
        !             7:  * Code based on spitz platform by Andrzej Zaborowski <[email protected]>
        !             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: };

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