X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=common%2Fcmd_elf.c;h=5190cc6c0fe0a11fba99985681f08526bf449606;hb=192bc6948b02;hp=6c958516424b8f9954d9dd874b20f5d4ae4420f0;hpb=7f0c3c51c2d455b7e12196ed91aa461cf86b9790;p=u-boot diff --git a/common/cmd_elf.c b/common/cmd_elf.c index 6c95851642..5190cc6c0f 100644 --- a/common/cmd_elf.c +++ b/common/cmd_elf.c @@ -18,6 +18,10 @@ #include #include #include +#ifdef CONFIG_X86 +#include +#include +#endif /* * A very simple elf loader, assumes the image is valid, returns the @@ -214,6 +218,10 @@ int do_bootvx(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) char *tmp; /* Temporary char pointer */ char build_buf[128]; /* Buffer for building the bootline */ int ptr = 0; +#ifdef CONFIG_X86 + struct e820info *info; + struct e820entry *data; +#endif /* * Check the loadaddr variable. @@ -257,57 +265,111 @@ int do_bootvx(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) /* * Use bootaddr to find the location in memory that VxWorks - * will look for the bootline string. The default value for - * PowerPC is LOCAL_MEM_LOCAL_ADRS + BOOT_LINE_OFFSET which - * defaults to 0x4200. + * will look for the bootline string. The default value is + * (LOCAL_MEM_LOCAL_ADRS + BOOT_LINE_OFFSET) as defined by + * VxWorks BSP. For example, on PowerPC it defaults to 0x4200. */ tmp = getenv("bootaddr"); - if (!tmp) - bootaddr = CONFIG_SYS_VXWORKS_BOOT_ADDR; - else - bootaddr = simple_strtoul(tmp, NULL, 16); - - /* - * Check to see if the bootline is defined in the 'bootargs' - * parameter. If it is not defined, we may be able to - * construct the info. - */ - bootline = getenv("bootargs"); - if (bootline) { - memcpy((void *)bootaddr, bootline, - max(strlen(bootline), (size_t)255)); - flush_cache(bootaddr, max(strlen(bootline), (size_t)255)); + if (!tmp) { + printf("## VxWorks bootline address not specified\n"); } else { - ptr = sprintf(build_buf, CONFIG_SYS_VXWORKS_BOOT_DEVICE); - tmp = getenv("bootfile"); - if (tmp) - ptr += sprintf(build_buf + ptr, "%s:%s ", - CONFIG_SYS_VXWORKS_SERVERNAME, tmp); - else - ptr += sprintf(build_buf + ptr, "%s:file ", - CONFIG_SYS_VXWORKS_SERVERNAME); + bootaddr = simple_strtoul(tmp, NULL, 16); - tmp = getenv("ipaddr"); - if (tmp) - ptr += sprintf(build_buf + ptr, "e=%s ", tmp); + /* + * Check to see if the bootline is defined in the 'bootargs' + * parameter. If it is not defined, we may be able to + * construct the info. + */ + bootline = getenv("bootargs"); + if (bootline) { + memcpy((void *)bootaddr, bootline, + max(strlen(bootline), (size_t)255)); + flush_cache(bootaddr, max(strlen(bootline), + (size_t)255)); + } else { + tmp = getenv("bootdev"); + if (tmp) { + strcpy(build_buf, tmp); + ptr = strlen(tmp); + } else + printf("## VxWorks boot device not specified\n"); + + tmp = getenv("bootfile"); + if (tmp) + ptr += sprintf(build_buf + ptr, + "host:%s ", tmp); + else + ptr += sprintf(build_buf + ptr, + "host:vxWorks "); + + /* + * The following parameters are only needed if 'bootdev' + * is an ethernet device, otherwise they are optional. + */ + tmp = getenv("ipaddr"); + if (tmp) { + ptr += sprintf(build_buf + ptr, "e=%s", tmp); + tmp = getenv("netmask"); + if (tmp) { + u32 mask = getenv_ip("netmask").s_addr; + ptr += sprintf(build_buf + ptr, + ":%08x ", ntohl(mask)); + } else { + ptr += sprintf(build_buf + ptr, " "); + } + } + + tmp = getenv("serverip"); + if (tmp) + ptr += sprintf(build_buf + ptr, "h=%s ", tmp); + + tmp = getenv("gatewayip"); + if (tmp) + ptr += sprintf(build_buf + ptr, "g=%s ", tmp); + + tmp = getenv("hostname"); + if (tmp) + ptr += sprintf(build_buf + ptr, "tn=%s ", tmp); + + tmp = getenv("othbootargs"); + if (tmp) { + strcpy(build_buf + ptr, tmp); + ptr += strlen(tmp); + } + + memcpy((void *)bootaddr, build_buf, + max(strlen(build_buf), (size_t)255)); + flush_cache(bootaddr, max(strlen(build_buf), + (size_t)255)); + } - tmp = getenv("serverip"); - if (tmp) - ptr += sprintf(build_buf + ptr, "h=%s ", tmp); + printf("## Using bootline (@ 0x%lx): %s\n", bootaddr, + (char *)bootaddr); + } - tmp = getenv("hostname"); - if (tmp) - ptr += sprintf(build_buf + ptr, "tn=%s ", tmp); +#ifdef CONFIG_X86 + /* + * Since E820 information is critical to the kernel, if we don't + * specify these in the environments, use a default one. + */ + tmp = getenv("e820data"); + if (tmp) + data = (struct e820entry *)simple_strtoul(tmp, NULL, 16); + else + data = (struct e820entry *)VXWORKS_E820_DATA_ADDR; + tmp = getenv("e820info"); + if (tmp) + info = (struct e820info *)simple_strtoul(tmp, NULL, 16); + else + info = (struct e820info *)VXWORKS_E820_INFO_ADDR; -#ifdef CONFIG_SYS_VXWORKS_ADD_PARAMS - ptr += sprintf(build_buf + ptr, CONFIG_SYS_VXWORKS_ADD_PARAMS); + memset(info, 0, sizeof(struct e820info)); + info->sign = E820_SIGNATURE; + info->entries = install_e820_map(E820MAX, data); + info->addr = (info->entries - 1) * sizeof(struct e820entry) + + VXWORKS_E820_DATA_ADDR; #endif - memcpy((void *)bootaddr, build_buf, - max(strlen(build_buf), (size_t)255)); - flush_cache(bootaddr, max(strlen(build_buf), (size_t)255)); - } - /* * If the data at the load address is an elf image, then * treat it like an elf image. Otherwise, assume that it is a @@ -318,12 +380,15 @@ int do_bootvx(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) else puts("## Not an ELF image, assuming binary\n"); - printf("## Using bootline (@ 0x%lx): %s\n", bootaddr, - (char *)bootaddr); printf("## Starting vxWorks at 0x%08lx ...\n", addr); dcache_disable(); +#ifdef CONFIG_X86 + /* VxWorks on x86 uses stack to pass parameters */ + ((asmlinkage void (*)(int))addr)(0); +#else ((void (*)(int))addr)(0); +#endif puts("## vxWorks terminated\n");