[U-Boot] [Patch V5 4/4] MIPS: add board qemu-mips64 support

Daniel Schwierzeck daniel.schwierzeck at gmail.com
Wed Sep 5 01:12:11 CEST 2012


2012/9/4 Zhizhou Zhang <etou.zh at gmail.com>:
> Both big-endian and little-endian are tested with below commands:
> Rom version: (Default, Now we config it as rom version)
> qemu-system-mips64el -M mips -bios u-boot.bin -cpu MIPS64R2-generic -nographic
> qemu-system-mips64 -M mips -bios u-boot.bin -cpu MIPS64R2-generic -nographic
> Ram version:
> qemu-system-mips64el -M mips -cpu MIPS64R2-generic -kernel u-boot -nographic
> qemu-system-mips64 -M mips -cpu MIPS64R2-generic -kernel u-boot -nographic
>
> Signed-off-by: Zhizhou Zhang <etou.zh at gmail.com>
> ---
>  arch/mips/cpu/mips64/Makefile     |   45 +++++++
>  arch/mips/cpu/mips64/cache.S      |  229 +++++++++++++++++++++++++++++++++
>  arch/mips/cpu/mips64/config.mk    |   40 ++++++
>  arch/mips/cpu/mips64/cpu.c        |  111 ++++++++++++++++
>  arch/mips/cpu/mips64/interrupts.c |   34 +++++
>  arch/mips/cpu/mips64/start.S      |  256 +++++++++++++++++++++++++++++++++++++
>  arch/mips/cpu/mips64/time.c       |   87 +++++++++++++
>  board/qemu-mips/u-boot.lds        |    8 ++
>  boards.cfg                        |    2 +
>  examples/standalone/mips64.lds    |   59 +++++++++
>  include/configs/qemu-mips64.h     |  171 +++++++++++++++++++++++++
>  11 files changed, 1042 insertions(+)
>  create mode 100644 arch/mips/cpu/mips64/Makefile
>  create mode 100644 arch/mips/cpu/mips64/cache.S
>  create mode 100644 arch/mips/cpu/mips64/config.mk
>  create mode 100644 arch/mips/cpu/mips64/cpu.c
>  create mode 100644 arch/mips/cpu/mips64/interrupts.c
>  create mode 100644 arch/mips/cpu/mips64/start.S
>  create mode 100644 arch/mips/cpu/mips64/time.c
>  create mode 100644 examples/standalone/mips64.lds
>  create mode 100644 include/configs/qemu-mips64.h
>
[...]
> diff --git a/include/configs/qemu-mips64.h b/include/configs/qemu-mips64.h
> new file mode 100644
> index 0000000..216326d
> --- /dev/null
> +++ b/include/configs/qemu-mips64.h
> @@ -0,0 +1,171 @@
> +/*
> + * (C) Copyright 2003
> + * Wolfgang Denk, DENX Software Engineering, wd at denx.de.
> + *
> + * See file CREDITS for list of people who contributed to this
> + * project.
> + *
> + * This program is free software; you can redistribute it and/or
> + * modify it under the terms of the GNU General Public License as
> + * published by the Free Software Foundation; either version 2 of
> + * the License, or (at your option) any later version.
> + *
> + * This program is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> + * GNU General Public License for more details.
> + *
> + * You should have received a copy of the GNU General Public License
> + * along with this program; if not, write to the Free Software
> + * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
> + * MA 02111-1307 USA
> + */
> +
> +/*
> + * This file contains the configuration parameters for qemu-mips64 target.
> + */
> +
> +#ifndef __CONFIG_H
> +#define __CONFIG_H
> +
> +#define CONFIG_MIPS64                  /* MIPS64 CPU core */
> +#define CONFIG_QEMU_MIPS1
> +#define CONFIG_MISC_INIT_R
> +
> +#define CONFIG_BOOTDELAY       10      /* autoboot after 10 seconds */
> +
> +#define CONFIG_BAUDRATE                115200
> +
> +/* valid baudrates */
> +#define CONFIG_SYS_BAUDRATE_TABLE      { 9600, 19200, 38400, 57600, 115200 }
> +
> +#define CONFIG_TIMESTAMP               /* Print image info with timestamp */
> +#undef CONFIG_BOOTARGS
> +
> +#define CONFIG_EXTRA_ENV_SETTINGS                                      \
> +       "addmisc=setenv bootargs ${bootargs} "                          \
> +               "console=ttyS0,${baudrate} "                            \
> +               "panic=1\0"                                             \
> +       "bootfile=/tftpboot/vmlinux\0"                                  \
> +       "load=tftp ffffffff80500000 ${u-boot}\0"                        \
> +       ""
> +

why have you omitted this?

#define CONFIG_BOOTCOMMAND	"bootp;bootelf"

#define CONFIG_CMD_ELF

> +/*
> + * BOOTP options
> + */
> +#define CONFIG_BOOTP_BOOTFILESIZE
> +#define CONFIG_BOOTP_BOOTPATH
> +#define CONFIG_BOOTP_GATEWAY
> +#define CONFIG_BOOTP_HOSTNAME
> +
> +/*
> + * Command line configuration.
> + */
> +#include <config_cmd_default.h>
> +#define CONFIG_DP83902A
> +
> +#define CONFIG_CMD_FAT
> +#define CONFIG_CMD_EXT2
> +#undef CONFIG_CMD_LOADB
> +#undef CONFIG_CMD_LOADS
> +#define CONFIG_CMD_DHCP
> +
> +#define CONFIG_DRIVER_NE2000
> +#define CONFIG_DRIVER_NE2000_BASE      0xffffffffb4000300
> +
> +#define CONFIG_SYS_NS16550
> +#define CONFIG_SYS_NS16550_SERIAL
> +#define CONFIG_SYS_NS16550_REG_SIZE    1
> +#define CONFIG_SYS_NS16550_CLK         115200
> +#define CONFIG_SYS_NS16550_COM1                (0xffffffffb40003f8)
> +#define CONFIG_CONS_INDEX              1
> +
> +#define CONFIG_CMD_IDE
> +#define CONFIG_DOS_PARTITION
> +
> +#define CONFIG_SYS_IDE_MAXBUS          2
> +#define CONFIG_SYS_ATA_IDE0_OFFSET     (0x1f0)
> +#define CONFIG_SYS_ATA_IDE1_OFFSET     (0x170)
> +#define CONFIG_SYS_ATA_DATA_OFFSET     (0)
> +#define CONFIG_SYS_ATA_REG_OFFSET      (0)
> +#define CONFIG_SYS_ATA_BASE_ADDR       (0xffffffffb4000000)
> +
> +#define CONFIG_SYS_IDE_MAXDEVICE       (4)
> +
> +#define CONFIG_CMD_RARP
> +
> +/*
> + * Miscellaneous configurable options
> + */
> +#define CONFIG_SYS_LONGHELP            /* undef to save memory */
> +
> +/* Monitor Command Prompt */
> +#if defined(CONFIG_SYS_LITTLE_ENDIAN)
> +#define CONFIG_SYS_PROMPT              "qemu-mips64el # "
> +#else
> +#define CONFIG_SYS_PROMPT              "qemu-mips64 # "
> +#endif
> +
> +#define CONFIG_AUTO_COMPLETE
> +#define CONFIG_CMDLINE_EDITING
> +#define CONFIG_SYS_HUSH_PARSER
> +#define CONFIG_SYS_PROMPT_HUSH_PS2     "> "
> +
> +/* Console I/O Buffer Size */
> +#define CONFIG_SYS_CBSIZE              256
> +/* Print Buffer Size */
> +#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16)
> +/* max number of command args */
> +#define CONFIG_SYS_MAXARGS             16
> +
> +#define CONFIG_SYS_MALLOC_LEN          128*1024
> +
> +#define CONFIG_SYS_BOOTPARAMS_LEN      128*1024
> +
> +#define CONFIG_SYS_MHZ                 132
> +
> +#define CONFIG_SYS_MIPS_TIMER_FREQ     (CONFIG_SYS_MHZ * 1000000)
> +
> +#define CONFIG_SYS_HZ                  1000
> +
> +/* Cached addr */
> +#define CONFIG_SYS_SDRAM_BASE          0xffffffff80000000
> +
> +/* default load address */
> +#define CONFIG_SYS_LOAD_ADDR           0xffffffff81000000
> +
> +#define CONFIG_SYS_MEMTEST_START       0xffffffff80100000
> +#define CONFIG_SYS_MEMTEST_END         0xffffffff80800000
> +
> +/*-----------------------------------------------------------------------
> + * FLASH and environment organization
> + */
> +#define CONFIG_CMD_NO_FLASH
> +#define CONFIG_SYS_NO_FLASH
> +#undef CONFIG_CMD_IMLS

why have you omitted the flash support? qemu-system-mips supports
flash emulation
with the option -pflash. It already works with a qemu_mips32 U-boot.

> +
> +/* The following #defines are needed to get flash environment right */
> +#undef CONFIG_SYS_TEXT_BASE

drop this line

> +#define CONFIG_SYS_TEXT_BASE           0xffffffffbfc00000 /* ROM Version */
> +#define CONFIG_SYS_MONITOR_BASE                CONFIG_SYS_TEXT_BASE
> +
> +#define CONFIG_SYS_INIT_SP_OFFSET      0x400000
> +#define CONFIG_ENV_IS_NOWHERE
> +
> +/* Address and size of Primary Environment Sector */
> +#define CONFIG_ENV_SIZE                0x8000
> +
> +#define CONFIG_ENV_OVERWRITE
> +
> +#define MEM_SIZE               128
> +
> +#define CONFIG_LZA

#define CONFIG_LZMA

> +
> +/*-----------------------------------------------------------------------
> + * Cache Configuration
> + */
> +#define CONFIG_SYS_DCACHE_SIZE         16384
> +#define CONFIG_SYS_ICACHE_SIZE         16384
> +#define CONFIG_SYS_CACHELINE_SIZE      32
> +
> +#endif /* __CONFIG_H */
> --
> 1.7.9.5
>



-- 
Best regards,
Daniel


More information about the U-Boot mailing list