diff options
Diffstat (limited to 'hw/arm/gumstix.c')
-rw-r--r-- | hw/arm/gumstix.c | 141 |
1 files changed, 141 insertions, 0 deletions
diff --git a/hw/arm/gumstix.c b/hw/arm/gumstix.c new file mode 100644 index 0000000000..8859b7392f --- /dev/null +++ b/hw/arm/gumstix.c @@ -0,0 +1,141 @@ +/* + * Gumstix Platforms + * + * Copyright (c) 2007 by Thorsten Zitterell <info@bitmux.org> + * + * Code based on spitz platform by Andrzej Zaborowski <balrog@zabor.org> + * + * This code is licensed under the GNU GPL v2. + * + * Contributions after 2012-01-13 are licensed under the terms of the + * GNU GPL, version 2 or (at your option) any later version. + */ + +/* + * Example usage: + * + * connex: + * ======= + * create image: + * # dd of=flash bs=1k count=16k if=/dev/zero + * # dd of=flash bs=1k conv=notrunc if=u-boot.bin + * # dd of=flash bs=1k conv=notrunc seek=256 if=rootfs.arm_nofpu.jffs2 + * start it: + * # qemu-system-arm -M connex -pflash flash -monitor null -nographic + * + * verdex: + * ======= + * create image: + * # dd of=flash bs=1k count=32k if=/dev/zero + * # dd of=flash bs=1k conv=notrunc if=u-boot.bin + * # dd of=flash bs=1k conv=notrunc seek=256 if=rootfs.arm_nofpu.jffs2 + * # dd of=flash bs=1k conv=notrunc seek=31744 if=uImage + * start it: + * # qemu-system-arm -M verdex -pflash flash -monitor null -nographic -m 289 + */ + +#include "hw/hw.h" +#include "hw/pxa.h" +#include "net/net.h" +#include "hw/flash.h" +#include "hw/devices.h" +#include "hw/boards.h" +#include "sysemu/blockdev.h" +#include "exec/address-spaces.h" + +static const int sector_len = 128 * 1024; + +static void connex_init(QEMUMachineInitArgs *args) +{ + PXA2xxState *cpu; + DriveInfo *dinfo; + int be; + MemoryRegion *address_space_mem = get_system_memory(); + + uint32_t connex_rom = 0x01000000; + uint32_t connex_ram = 0x04000000; + + cpu = pxa255_init(address_space_mem, connex_ram); + + dinfo = drive_get(IF_PFLASH, 0, 0); + if (!dinfo) { + fprintf(stderr, "A flash image must be given with the " + "'pflash' parameter\n"); + exit(1); + } + +#ifdef TARGET_WORDS_BIGENDIAN + be = 1; +#else + be = 0; +#endif + if (!pflash_cfi01_register(0x00000000, NULL, "connext.rom", connex_rom, + dinfo->bdrv, sector_len, connex_rom / sector_len, + 2, 0, 0, 0, 0, be)) { + fprintf(stderr, "qemu: Error registering flash memory.\n"); + exit(1); + } + + /* Interrupt line of NIC is connected to GPIO line 36 */ + smc91c111_init(&nd_table[0], 0x04000300, + qdev_get_gpio_in(cpu->gpio, 36)); +} + +static void verdex_init(QEMUMachineInitArgs *args) +{ + const char *cpu_model = args->cpu_model; + PXA2xxState *cpu; + DriveInfo *dinfo; + int be; + MemoryRegion *address_space_mem = get_system_memory(); + + uint32_t verdex_rom = 0x02000000; + uint32_t verdex_ram = 0x10000000; + + cpu = pxa270_init(address_space_mem, verdex_ram, cpu_model ?: "pxa270-c0"); + + dinfo = drive_get(IF_PFLASH, 0, 0); + if (!dinfo) { + fprintf(stderr, "A flash image must be given with the " + "'pflash' parameter\n"); + exit(1); + } + +#ifdef TARGET_WORDS_BIGENDIAN + be = 1; +#else + be = 0; +#endif + if (!pflash_cfi01_register(0x00000000, NULL, "verdex.rom", verdex_rom, + dinfo->bdrv, sector_len, verdex_rom / sector_len, + 2, 0, 0, 0, 0, be)) { + fprintf(stderr, "qemu: Error registering flash memory.\n"); + exit(1); + } + + /* Interrupt line of NIC is connected to GPIO line 99 */ + smc91c111_init(&nd_table[0], 0x04000300, + qdev_get_gpio_in(cpu->gpio, 99)); +} + +static QEMUMachine connex_machine = { + .name = "connex", + .desc = "Gumstix Connex (PXA255)", + .init = connex_init, + DEFAULT_MACHINE_OPTIONS, +}; + +static QEMUMachine verdex_machine = { + .name = "verdex", + .desc = "Gumstix Verdex (PXA270)", + .init = verdex_init, + DEFAULT_MACHINE_OPTIONS, +}; + +static void gumstix_machine_init(void) +{ + qemu_register_machine(&connex_machine); + qemu_register_machine(&verdex_machine); +} + +machine_init(gumstix_machine_init); |