141 lines
3.8 KiB
C
141 lines
3.8 KiB
C
/*
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* Gumstix Platforms
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*
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* Copyright (c) 2007 by Thorsten Zitterell <info@bitmux.org>
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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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/*
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* Example usage:
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*
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* connex:
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* =======
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* create image:
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* # dd of=flash bs=1k count=16k if=/dev/zero
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* # dd of=flash bs=1k conv=notrunc if=u-boot.bin
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* # dd of=flash bs=1k conv=notrunc seek=256 if=rootfs.arm_nofpu.jffs2
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* start it:
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* # qemu-system-arm -M connex -pflash flash -monitor null -nographic
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*
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* verdex:
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* =======
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* create image:
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* # dd of=flash bs=1k count=32k if=/dev/zero
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* # dd of=flash bs=1k conv=notrunc if=u-boot.bin
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* # dd of=flash bs=1k conv=notrunc seek=256 if=rootfs.arm_nofpu.jffs2
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* # dd of=flash bs=1k conv=notrunc seek=31744 if=uImage
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* start it:
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* # qemu-system-arm -M verdex -pflash flash -monitor null -nographic -m 289
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*/
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#include "hw.h"
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#include "pxa.h"
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#include "net.h"
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#include "flash.h"
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#include "devices.h"
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#include "boards.h"
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#include "blockdev.h"
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static const int sector_len = 128 * 1024;
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static void connex_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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PXA2xxState *cpu;
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DriveInfo *dinfo;
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int be;
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uint32_t connex_rom = 0x01000000;
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uint32_t connex_ram = 0x04000000;
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cpu = pxa255_init(connex_ram);
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dinfo = drive_get(IF_PFLASH, 0, 0);
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if (!dinfo) {
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fprintf(stderr, "A flash image 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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#ifdef TARGET_WORDS_BIGENDIAN
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be = 1;
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#else
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be = 0;
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#endif
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if (!pflash_cfi01_register(0x00000000, qemu_ram_alloc(NULL, "connext.rom",
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connex_rom),
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dinfo->bdrv, sector_len, connex_rom / sector_len,
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2, 0, 0, 0, 0, be)) {
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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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/* Interrupt line of NIC is connected to GPIO line 36 */
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smc91c111_init(&nd_table[0], 0x04000300,
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qdev_get_gpio_in(cpu->gpio, 36));
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}
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static void verdex_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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PXA2xxState *cpu;
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DriveInfo *dinfo;
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int be;
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uint32_t verdex_rom = 0x02000000;
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uint32_t verdex_ram = 0x10000000;
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cpu = pxa270_init(verdex_ram, cpu_model ?: "pxa270-c0");
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dinfo = drive_get(IF_PFLASH, 0, 0);
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if (!dinfo) {
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fprintf(stderr, "A flash image 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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#ifdef TARGET_WORDS_BIGENDIAN
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be = 1;
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#else
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be = 0;
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#endif
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if (!pflash_cfi01_register(0x00000000, qemu_ram_alloc(NULL, "verdex.rom",
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verdex_rom),
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dinfo->bdrv, sector_len, verdex_rom / sector_len,
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2, 0, 0, 0, 0, be)) {
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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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/* Interrupt line of NIC is connected to GPIO line 99 */
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smc91c111_init(&nd_table[0], 0x04000300,
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qdev_get_gpio_in(cpu->gpio, 99));
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}
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static QEMUMachine connex_machine = {
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.name = "connex",
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.desc = "Gumstix Connex (PXA255)",
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.init = connex_init,
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};
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static QEMUMachine verdex_machine = {
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.name = "verdex",
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.desc = "Gumstix Verdex (PXA270)",
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.init = verdex_init,
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};
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static void gumstix_machine_init(void)
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{
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qemu_register_machine(&connex_machine);
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qemu_register_machine(&verdex_machine);
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}
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machine_init(gumstix_machine_init);
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