diff options
Diffstat (limited to 'tools/kwbimage.c')
| -rw-r--r-- | tools/kwbimage.c | 96 |
1 files changed, 89 insertions, 7 deletions
diff --git a/tools/kwbimage.c b/tools/kwbimage.c index da53954174..7ebb625d03 100644 --- a/tools/kwbimage.c +++ b/tools/kwbimage.c @@ -927,6 +927,71 @@ done: return ret; } +static int image_fill_xip_header(void *image, struct image_tool_params *params) +{ + struct main_hdr_v1 *main_hdr = image; /* kwbimage v0 and v1 have same XIP members */ + int version = kwbimage_version(image); + uint32_t srcaddr = le32_to_cpu(main_hdr->srcaddr); + uint32_t startaddr = 0; + + if (main_hdr->blockid != IBR_HDR_SPI_ID) { + fprintf(stderr, "XIP is supported only for SPI images\n"); + return 0; + } + + if (version == 0 && + params->addr >= 0xE8000000 && params->addr < 0xEFFFFFFF && + params->ep >= 0xE8000000 && params->ep < 0xEFFFFFFF) { + /* Load and Execute address is in SPI address space (kwbimage v0) */ + startaddr = 0xE8000000; + } else if (version != 0 && + params->addr >= 0xD4000000 && params->addr < 0xD7FFFFFF && + params->ep >= 0xD4000000 && params->ep < 0xD7FFFFFF) { + /* Load and Execute address is in SPI address space (kwbimage v1) */ + startaddr = 0xD4000000; + } else if (version != 0 && + params->addr >= 0xD8000000 && params->addr < 0xDFFFFFFF && + params->ep >= 0xD8000000 && params->ep < 0xDFFFFFFF) { + /* Load and Execute address is in Device bus space (kwbimage v1) */ + startaddr = 0xD8000000; + } else if (params->addr != 0x0) { + /* Load address is non-zero */ + if (version == 0) + fprintf(stderr, "XIP Load Address or XIP Entry Point is not in SPI address space\n"); + else + fprintf(stderr, "XIP Load Address or XIP Entry Point is not in SPI nor in Device bus address space\n"); + return 0; + } + + /* + * For XIP destaddr must be set to 0xFFFFFFFF and + * execaddr relative to the start of XIP memory address space. + */ + main_hdr->destaddr = cpu_to_le32(0xFFFFFFFF); + + if (startaddr == 0) { + /* + * mkimage's --load-address 0x0 means that binary is Position + * Independent and in this case mkimage's --entry-point address + * is relative offset from beginning of the data part of image. + */ + main_hdr->execaddr = cpu_to_le32(srcaddr + params->ep); + } else { + /* The lowest possible load address is after the header at srcaddr. */ + if (params->addr - startaddr < srcaddr) { + fprintf(stderr, + "Invalid XIP Load Address 0x%08x.\n" + "The lowest address for this configuration is 0x%08x.\n", + params->addr, (unsigned)(startaddr + srcaddr)); + return 0; + } + main_hdr->srcaddr = cpu_to_le32(params->addr - startaddr); + main_hdr->execaddr = cpu_to_le32(params->ep - startaddr); + } + + return 1; +} + static size_t image_headersz_align(size_t headersz, uint8_t blockid) { /* @@ -1022,6 +1087,14 @@ static void *image_create_v0(size_t *dataoff, struct image_tool_params *params, if (main_hdr->blockid == IBR_HDR_PEX_ID) main_hdr->srcaddr = cpu_to_le32(0xFFFFFFFF); + if (params->xflag) { + if (!image_fill_xip_header(main_hdr, params)) { + free(image); + return NULL; + } + *dataoff = le32_to_cpu(main_hdr->srcaddr); + } + /* Generate the ext header */ if (has_ext) { struct ext_hdr_v0 *ext_hdr; @@ -1461,6 +1534,14 @@ static void *image_create_v1(size_t *dataoff, struct image_tool_params *params, if (main_hdr->blockid == IBR_HDR_PEX_ID) main_hdr->srcaddr = cpu_to_le32(0xFFFFFFFF); + if (params->xflag) { + if (!image_fill_xip_header(main_hdr, params)) { + free(image); + return NULL; + } + *dataoff = le32_to_cpu(main_hdr->srcaddr); + } + if (image_get_csk_index() >= 0) { /* * only reserve the space here; we fill the header later since @@ -1915,8 +1996,13 @@ static void kwbimage_print_header(const void *ptr) le32_to_cpu(mhdr->srcaddr) != 1 ? "s" : ""); else genimg_print_size(le32_to_cpu(mhdr->srcaddr)); - printf("Load Address: %08x\n", le32_to_cpu(mhdr->destaddr)); - printf("Entry Point: %08x\n", le32_to_cpu(mhdr->execaddr)); + if (mhdr->blockid == IBR_HDR_SPI_ID && le32_to_cpu(mhdr->destaddr) == 0xFFFFFFFF) { + printf("Load Address: XIP\n"); + printf("Execute Offs: %08x\n", le32_to_cpu(mhdr->execaddr)); + } else { + printf("Load Address: %08x\n", le32_to_cpu(mhdr->destaddr)); + printf("Entry Point: %08x\n", le32_to_cpu(mhdr->execaddr)); + } } static int kwbimage_check_image_types(uint8_t type) @@ -2414,9 +2500,6 @@ static int kwbimage_extract_subimage(void *ptr, struct image_tool_params *params return imagetool_save_subimage(params->outfile, image, size); } -/* - * Report Error if xflag is set in addition to default - */ static int kwbimage_check_params(struct image_tool_params *params) { if (!params->lflag && !params->iflag && !params->pflag && @@ -2429,8 +2512,7 @@ static int kwbimage_check_params(struct image_tool_params *params) return (params->dflag && (params->fflag || params->lflag)) || (params->fflag) || - (params->lflag && (params->dflag || params->fflag)) || - (params->xflag); + (params->lflag && (params->dflag || params->fflag)); } /* |