if (phdr->p_filesz != phdr->p_memsz)
memset(dst + phdr->p_filesz, 0x00,
phdr->p_memsz - phdr->p_filesz);
- flush_cache((unsigned long)dst, phdr->p_filesz);
+ flush_cache(rounddown((unsigned long)dst, ARCH_DMA_MINALIGN),
+ roundup(phdr->p_memsz, ARCH_DMA_MINALIGN));
++phdr;
}
+ if (ehdr->e_machine == EM_PPC64 && (ehdr->e_flags &
+ EF_PPC64_ELFV1_ABI)) {
+ /*
+ * For the 64-bit PowerPC ELF V1 ABI, e_entry is a function
+ * descriptor pointer with the first double word being the
+ * address of the entry point of the function.
+ */
+ uintptr_t addr = ehdr->e_entry;
+
+ return *(Elf64_Addr *)addr;
+ }
+
+ return ehdr->e_entry;
+}
+
+static unsigned long load_elf64_image_shdr(unsigned long addr)
+{
+ Elf64_Ehdr *ehdr; /* Elf header structure pointer */
+ Elf64_Shdr *shdr; /* Section header structure pointer */
+ unsigned char *strtab = 0; /* String table pointer */
+ unsigned char *image; /* Binary image pointer */
+ int i; /* Loop counter */
+
+ ehdr = (Elf64_Ehdr *)addr;
+
+ /* Find the section header string table for output info */
+ shdr = (Elf64_Shdr *)(addr + (ulong)ehdr->e_shoff +
+ (ehdr->e_shstrndx * sizeof(Elf64_Shdr)));
+
+ if (shdr->sh_type == SHT_STRTAB)
+ strtab = (unsigned char *)(addr + (ulong)shdr->sh_offset);
+
+ /* Load each appropriate section */
+ for (i = 0; i < ehdr->e_shnum; ++i) {
+ shdr = (Elf64_Shdr *)(addr + (ulong)ehdr->e_shoff +
+ (i * sizeof(Elf64_Shdr)));
+
+ if (!(shdr->sh_flags & SHF_ALLOC) ||
+ shdr->sh_addr == 0 || shdr->sh_size == 0) {
+ continue;
+ }
+
+ if (strtab) {
+ debug("%sing %s @ 0x%08lx (%ld bytes)\n",
+ (shdr->sh_type == SHT_NOBITS) ? "Clear" : "Load",
+ &strtab[shdr->sh_name],
+ (unsigned long)shdr->sh_addr,
+ (long)shdr->sh_size);
+ }
+
+ if (shdr->sh_type == SHT_NOBITS) {
+ memset((void *)(uintptr_t)shdr->sh_addr, 0,
+ shdr->sh_size);
+ } else {
+ image = (unsigned char *)addr + (ulong)shdr->sh_offset;
+ memcpy((void *)(uintptr_t)shdr->sh_addr,
+ (const void *)image, shdr->sh_size);
+ }
+ flush_cache(rounddown(shdr->sh_addr, ARCH_DMA_MINALIGN),
+ roundup((shdr->sh_addr + shdr->sh_size),
+ ARCH_DMA_MINALIGN) -
+ rounddown(shdr->sh_addr, ARCH_DMA_MINALIGN));
+ }
+
+ if (ehdr->e_machine == EM_PPC64 && (ehdr->e_flags &
+ EF_PPC64_ELFV1_ABI)) {
+ /*
+ * For the 64-bit PowerPC ELF V1 ABI, e_entry is a function
+ * descriptor pointer with the first double word being the
+ * address of the entry point of the function.
+ */
+ uintptr_t addr = ehdr->e_entry;
+
+ return *(Elf64_Addr *)addr;
+ }
+
return ehdr->e_entry;
}
if (phdr->p_filesz != phdr->p_memsz)
memset(dst + phdr->p_filesz, 0x00,
phdr->p_memsz - phdr->p_filesz);
- flush_cache((unsigned long)dst, phdr->p_filesz);
+ flush_cache(rounddown((unsigned long)dst, ARCH_DMA_MINALIGN),
+ roundup(phdr->p_memsz, ARCH_DMA_MINALIGN));
++phdr;
}
int i; /* Loop counter */
ehdr = (Elf32_Ehdr *)addr;
+ if (ehdr->e_ident[EI_CLASS] == ELFCLASS64)
+ return load_elf64_image_shdr(addr);
/* Find the section header string table for output info */
shdr = (Elf32_Shdr *)(addr + ehdr->e_shoff +
memcpy((void *)(uintptr_t)shdr->sh_addr,
(const void *)image, shdr->sh_size);
}
- flush_cache(shdr->sh_addr, shdr->sh_size);
+ flush_cache(rounddown(shdr->sh_addr, ARCH_DMA_MINALIGN),
+ roundup((shdr->sh_addr + shdr->sh_size),
+ ARCH_DMA_MINALIGN) -
+ rounddown(shdr->sh_addr, ARCH_DMA_MINALIGN));
}
return ehdr->e_entry;
int do_bootvx(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
unsigned long addr; /* Address of image */
- unsigned long bootaddr; /* Address to put the bootline */
+ unsigned long bootaddr = 0; /* Address to put the bootline */
char *bootline; /* Text of the bootline */
char *tmp; /* Temporary char pointer */
char build_buf[128]; /* Buffer for building the bootline */
puts("## Ethernet MAC address not copied to NV RAM\n");
#endif
+#ifdef CONFIG_X86
+ /*
+ * Get VxWorks's physical memory base address from environment,
+ * if we don't specify it in the environment, use a default one.
+ */
+ base = env_get_hex("vx_phys_mem_base", VXWORKS_PHYS_MEM_BASE);
+ data = (struct e820_entry *)(base + E820_DATA_OFFSET);
+ info = (struct e820_info *)(base + E820_INFO_OFFSET);
+
+ memset(info, 0, sizeof(struct e820_info));
+ info->sign = E820_SIGNATURE;
+ info->entries = install_e820_map(E820MAX, data);
+ info->addr = (info->entries - 1) * sizeof(struct e820_entry) +
+ E820_DATA_OFFSET;
+
+ /*
+ * Explicitly clear the bootloader image size otherwise if memory
+ * at this offset happens to contain some garbage data, the final
+ * available memory size for the kernel is insane.
+ */
+ *(u32 *)(base + BOOT_IMAGE_SIZE_OFFSET) = 0;
+
+ /*
+ * Prepare compatible framebuffer information block.
+ * The VESA mode has to be 32-bit RGBA.
+ */
+ if (vesa->x_resolution && vesa->y_resolution) {
+ gop = (struct efi_gop_info *)(base + EFI_GOP_INFO_OFFSET);
+ gop->magic = EFI_GOP_INFO_MAGIC;
+ gop->info.version = 0;
+ gop->info.width = vesa->x_resolution;
+ gop->info.height = vesa->y_resolution;
+ gop->info.pixel_format = EFI_GOT_RGBA8;
+ gop->info.pixels_per_scanline = vesa->bytes_per_scanline / 4;
+ gop->fb_base = vesa->phys_base_ptr;
+ gop->fb_size = vesa->bytes_per_scanline * vesa->y_resolution;
+ }
+#endif
+
/*
* Use bootaddr to find the location in memory that VxWorks
* will look for the bootline string. The default value is
*/
tmp = env_get("bootaddr");
if (!tmp) {
+#ifdef CONFIG_X86
+ bootaddr = base + X86_BOOT_LINE_OFFSET;
+#else
printf("## VxWorks bootline address not specified\n");
return 1;
+#endif
}
- bootaddr = simple_strtoul(tmp, NULL, 16);
+ if (!bootaddr)
+ bootaddr = simple_strtoul(tmp, NULL, 16);
/*
* Check to see if the bootline is defined in the 'bootargs' parameter.
flush_cache(bootaddr, max(strlen(bootline), (size_t)255));
printf("## Using bootline (@ 0x%lx): %s\n", bootaddr, (char *)bootaddr);
-#ifdef CONFIG_X86
- /*
- * Get VxWorks's physical memory base address from environment,
- * if we don't specify it in the environment, use a default one.
- */
- base = env_get_hex("vx_phys_mem_base", VXWORKS_PHYS_MEM_BASE);
- data = (struct e820_entry *)(base + E820_DATA_OFFSET);
- info = (struct e820_info *)(base + E820_INFO_OFFSET);
-
- memset(info, 0, sizeof(struct e820_info));
- info->sign = E820_SIGNATURE;
- info->entries = install_e820_map(E820MAX, data);
- info->addr = (info->entries - 1) * sizeof(struct e820_entry) +
- E820_DATA_OFFSET;
-
- /*
- * Explicitly clear the bootloader image size otherwise if memory
- * at this offset happens to contain some garbage data, the final
- * available memory size for the kernel is insane.
- */
- *(u32 *)(base + BOOT_IMAGE_SIZE_OFFSET) = 0;
-
- /*
- * Prepare compatible framebuffer information block.
- * The VESA mode has to be 32-bit RGBA.
- */
- if (vesa->x_resolution && vesa->y_resolution) {
- gop = (struct efi_gop_info *)(base + EFI_GOP_INFO_OFFSET);
- gop->magic = EFI_GOP_INFO_MAGIC;
- gop->info.version = 0;
- gop->info.width = vesa->x_resolution;
- gop->info.height = vesa->y_resolution;
- gop->info.pixel_format = EFI_GOT_RGBA8;
- gop->info.pixels_per_scanline = vesa->bytes_per_scanline / 4;
- gop->fb_base = vesa->phys_base_ptr;
- gop->fb_size = vesa->bytes_per_scanline * vesa->y_resolution;
- }
-#endif
-
/*
* If the data at the load address is an elf image, then
* treat it like an elf image. Otherwise, assume that it is a