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Diffstat (limited to 'tools/kwbimage.c')
-rw-r--r--tools/kwbimage.c297
1 files changed, 180 insertions, 117 deletions
diff --git a/tools/kwbimage.c b/tools/kwbimage.c
index 6abb9f2d5c..309657a563 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)
{
/*
@@ -959,10 +1024,10 @@ static size_t image_headersz_v0(int *hasext)
*hasext = 1;
}
- return image_headersz_align(headersz, image_get_bootfrom());
+ return headersz;
}
-static void *image_create_v0(size_t *imagesz, struct image_tool_params *params,
+static void *image_create_v0(size_t *dataoff, struct image_tool_params *params,
int payloadsz)
{
struct image_cfg_element *e;
@@ -972,10 +1037,11 @@ static void *image_create_v0(size_t *imagesz, struct image_tool_params *params,
int has_ext = 0;
/*
- * Calculate the size of the header and the size of the
+ * Calculate the size of the header and the offset of the
* payload
*/
headersz = image_headersz_v0(&has_ext);
+ *dataoff = image_headersz_align(headersz, image_get_bootfrom());
image = malloc(headersz);
if (!image) {
@@ -990,7 +1056,7 @@ static void *image_create_v0(size_t *imagesz, struct image_tool_params *params,
/* Fill in the main header */
main_hdr->blocksize =
cpu_to_le32(payloadsz);
- main_hdr->srcaddr = cpu_to_le32(headersz);
+ main_hdr->srcaddr = cpu_to_le32(*dataoff);
main_hdr->ext = has_ext;
main_hdr->version = 0;
main_hdr->destaddr = cpu_to_le32(params->addr);
@@ -1009,31 +1075,26 @@ static void *image_create_v0(size_t *imagesz, struct image_tool_params *params,
e = image_find_option(IMAGE_CFG_NAND_BADBLK_LOCATION);
if (e)
main_hdr->nandbadblklocation = e->nandbadblklocation;
- main_hdr->checksum = image_checksum8(image,
- sizeof(struct main_hdr_v0));
/*
- * For SATA srcaddr is specified in number of sectors starting from
- * sector 0. The main header is stored at sector number 1.
+ * For SATA srcaddr is specified in number of sectors.
* This expects the sector size to be 512 bytes.
- * Header size is already aligned.
*/
if (main_hdr->blockid == IBR_HDR_SATA_ID)
- main_hdr->srcaddr = cpu_to_le32(headersz / 512 + 1);
-
- /*
- * For SDIO srcaddr is specified in number of sectors starting from
- * sector 0. The main header is stored at sector number 0.
- * This expects sector size to be 512 bytes.
- * Header size is already aligned.
- */
- if (main_hdr->blockid == IBR_HDR_SDIO_ID)
- main_hdr->srcaddr = cpu_to_le32(headersz / 512);
+ main_hdr->srcaddr = cpu_to_le32(le32_to_cpu(main_hdr->srcaddr) / 512);
/* For PCIe srcaddr is not used and must be set to 0xFFFFFFFF. */
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;
@@ -1059,7 +1120,9 @@ static void *image_create_v0(size_t *imagesz, struct image_tool_params *params,
sizeof(struct ext_hdr_v0));
}
- *imagesz = headersz;
+ main_hdr->checksum = image_checksum8(image,
+ sizeof(struct main_hdr_v0));
+
return image;
}
@@ -1073,10 +1136,6 @@ static size_t image_headersz_v1(int *hasext)
int cfgi;
int ret;
- /*
- * Calculate the size of the header and the size of the
- * payload
- */
headersz = sizeof(struct main_hdr_v1);
if (image_get_csk_index() >= 0) {
@@ -1172,7 +1231,7 @@ static size_t image_headersz_v1(int *hasext)
if (count > 0)
headersz += sizeof(struct register_set_hdr_v1) + 8 * count + 4;
- return image_headersz_align(headersz, image_get_bootfrom());
+ return headersz;
}
static int add_binary_header_v1(uint8_t **cur, uint8_t **next_ext,
@@ -1331,16 +1390,14 @@ static int kwb_sign_csk_with_kak(struct image_tool_params *params,
return 0;
}
-static int add_secure_header_v1(struct image_tool_params *params, uint8_t *ptr,
- int payloadsz, size_t headersz, uint8_t *image,
+static int add_secure_header_v1(struct image_tool_params *params, uint8_t *image_ptr,
+ size_t image_size, uint8_t *header_ptr, size_t headersz,
struct secure_hdr_v1 *secure_hdr)
{
struct image_cfg_element *e_jtagdelay;
struct image_cfg_element *e_boxid;
struct image_cfg_element *e_flashid;
RSA *csk = NULL;
- unsigned char *image_ptr;
- size_t image_size;
struct sig_v1 tmp_sig;
bool specialized_img = image_get_spezialized_img();
@@ -1366,14 +1423,11 @@ static int add_secure_header_v1(struct image_tool_params *params, uint8_t *ptr,
if (kwb_sign_csk_with_kak(params, secure_hdr, csk))
return 1;
- image_ptr = ptr + headersz;
- image_size = payloadsz - headersz;
-
- if (kwb_sign_and_verify(csk, image_ptr, image_size,
+ if (kwb_sign_and_verify(csk, image_ptr, image_size - 4,
&secure_hdr->imgsig, "image") < 0)
return 1;
- if (kwb_sign_and_verify(csk, image, headersz, &tmp_sig, "header") < 0)
+ if (kwb_sign_and_verify(csk, header_ptr, headersz, &tmp_sig, "header") < 0)
return 1;
secure_hdr->hdrsig = tmp_sig;
@@ -1399,12 +1453,11 @@ static void finish_register_set_header_v1(uint8_t **cur, uint8_t **next_ext,
*datai = 0;
}
-static void *image_create_v1(size_t *imagesz, struct image_tool_params *params,
+static void *image_create_v1(size_t *dataoff, struct image_tool_params *params,
uint8_t *ptr, int payloadsz)
{
struct image_cfg_element *e;
struct main_hdr_v1 *main_hdr;
- struct opt_hdr_v1 *ohdr;
struct register_set_hdr_v1 *register_set_hdr;
struct secure_hdr_v1 *secure_hdr = NULL;
size_t headersz;
@@ -1415,12 +1468,13 @@ static void *image_create_v1(size_t *imagesz, struct image_tool_params *params,
uint8_t delay;
/*
- * Calculate the size of the header and the size of the
+ * Calculate the size of the header and the offset of the
* payload
*/
headersz = image_headersz_v1(&hasext);
if (headersz == 0)
return NULL;
+ *dataoff = image_headersz_align(headersz, image_get_bootfrom());
image = malloc(headersz);
if (!image) {
@@ -1442,7 +1496,7 @@ static void *image_create_v1(size_t *imagesz, struct image_tool_params *params,
main_hdr->headersz_msb = (headersz & 0xFFFF0000) >> 16;
main_hdr->destaddr = cpu_to_le32(params->addr);
main_hdr->execaddr = cpu_to_le32(params->ep);
- main_hdr->srcaddr = cpu_to_le32(headersz);
+ main_hdr->srcaddr = cpu_to_le32(*dataoff);
main_hdr->ext = hasext;
main_hdr->version = 1;
main_hdr->blockid = image_get_bootfrom();
@@ -1470,27 +1524,24 @@ static void *image_create_v1(size_t *imagesz, struct image_tool_params *params,
main_hdr->flags = e->debug ? 0x1 : 0;
/*
- * For SATA srcaddr is specified in number of sectors starting from
- * sector 0. The main header is stored at sector number 1.
+ * For SATA srcaddr is specified in number of sectors.
* This expects the sector size to be 512 bytes.
- * Header size is already aligned.
*/
if (main_hdr->blockid == IBR_HDR_SATA_ID)
- main_hdr->srcaddr = cpu_to_le32(headersz / 512 + 1);
-
- /*
- * For SDIO srcaddr is specified in number of sectors starting from
- * sector 0. The main header is stored at sector number 0.
- * This expects sector size to be 512 bytes.
- * Header size is already aligned.
- */
- if (main_hdr->blockid == IBR_HDR_SDIO_ID)
- main_hdr->srcaddr = cpu_to_le32(headersz / 512);
+ main_hdr->srcaddr = cpu_to_le32(le32_to_cpu(main_hdr->srcaddr) / 512);
/* For PCIe srcaddr is not used and must be set to 0xFFFFFFFF. */
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
@@ -1552,19 +1603,10 @@ static void *image_create_v1(size_t *imagesz, struct image_tool_params *params,
&datai, delay);
}
- if (secure_hdr && add_secure_header_v1(params, ptr, payloadsz + headersz,
- headersz, image, secure_hdr))
+ if (secure_hdr && add_secure_header_v1(params, ptr + *dataoff, payloadsz,
+ image, headersz, secure_hdr))
return NULL;
- *imagesz = headersz;
-
- /* Fill the real header size without padding into the main header */
- headersz = sizeof(*main_hdr);
- for_each_opt_hdr_v1 (ohdr, main_hdr)
- headersz += opt_hdr_v1_size(ohdr);
- main_hdr->headersz_lsb = cpu_to_le16(headersz & 0xFFFF);
- main_hdr->headersz_msb = (headersz & 0xFFFF0000) >> 16;
-
/* Calculate and set the header checksum */
main_hdr->checksum = image_checksum8(main_hdr, headersz);
@@ -1835,7 +1877,7 @@ static void kwbimage_set_header(void *ptr, struct stat *sbuf, int ifd,
FILE *fcfg;
void *image = NULL;
int version;
- size_t headersz = 0;
+ size_t dataoff = 0;
size_t datasz;
uint32_t checksum;
struct stat s;
@@ -1845,7 +1887,9 @@ static void kwbimage_set_header(void *ptr, struct stat *sbuf, int ifd,
* Do not use sbuf->st_size as it contains size with padding.
* We need original image data size, so stat original file.
*/
- if (stat(params->datafile, &s)) {
+ if (params->skipcpy) {
+ s.st_size = 0;
+ } else if (stat(params->datafile, &s)) {
fprintf(stderr, "Could not stat data file %s: %s\n",
params->datafile, strerror(errno));
exit(EXIT_FAILURE);
@@ -1886,11 +1930,11 @@ static void kwbimage_set_header(void *ptr, struct stat *sbuf, int ifd,
*/
case -1:
case 0:
- image = image_create_v0(&headersz, params, datasz + 4);
+ image = image_create_v0(&dataoff, params, datasz + 4);
break;
case 1:
- image = image_create_v1(&headersz, params, ptr, datasz + 4);
+ image = image_create_v1(&dataoff, params, ptr, datasz + 4);
break;
default:
@@ -1908,12 +1952,12 @@ static void kwbimage_set_header(void *ptr, struct stat *sbuf, int ifd,
free(image_cfg);
/* Build and add image data checksum */
- checksum = cpu_to_le32(image_checksum32((uint8_t *)ptr + headersz,
+ checksum = cpu_to_le32(image_checksum32((uint8_t *)ptr + dataoff,
datasz));
- memcpy((uint8_t *)ptr + headersz + datasz, &checksum, sizeof(uint32_t));
+ memcpy((uint8_t *)ptr + dataoff + datasz, &checksum, sizeof(uint32_t));
/* Finally copy the header into the image area */
- memcpy(ptr, image, headersz);
+ memcpy(ptr, image, kwbheader_size(image));
free(image);
}
@@ -1933,9 +1977,9 @@ static void kwbimage_print_header(const void *ptr)
printf("BIN Img Size: ");
genimg_print_size(opt_hdr_v1_size(ohdr) - 12 -
4 * ohdr->data[0]);
- printf("BIN Img Offs: %08x\n",
- (unsigned)((uint8_t *)ohdr - (uint8_t *)mhdr) +
- 8 + 4 * ohdr->data[0]);
+ printf("BIN Img Offs: ");
+ genimg_print_size(((uint8_t *)ohdr - (uint8_t *)mhdr) +
+ 8 + 4 * ohdr->data[0]);
}
}
@@ -1947,9 +1991,20 @@ static void kwbimage_print_header(const void *ptr)
}
printf("Data Size: ");
- genimg_print_size(mhdr->blocksize - sizeof(uint32_t));
- printf("Load Address: %08x\n", mhdr->destaddr);
- printf("Entry Point: %08x\n", mhdr->execaddr);
+ genimg_print_size(le32_to_cpu(mhdr->blocksize) - sizeof(uint32_t));
+ printf("Data Offset: ");
+ if (mhdr->blockid == IBR_HDR_SATA_ID)
+ printf("%u Sector%s (LBA)\n", le32_to_cpu(mhdr->srcaddr),
+ le32_to_cpu(mhdr->srcaddr) != 1 ? "s" : "");
+ else
+ genimg_print_size(le32_to_cpu(mhdr->srcaddr));
+ 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)
@@ -2028,23 +2083,9 @@ static int kwbimage_verify_header(unsigned char *ptr, int image_size,
/*
* For SATA srcaddr is specified in number of sectors.
- * The main header is must be stored at sector number 1.
- * This expects that sector size is 512 bytes and recalculates
- * data offset to bytes relative to the main header.
+ * This expects that sector size is 512 bytes.
*/
- if (blockid == IBR_HDR_SATA_ID) {
- if (offset < 1)
- return -FDT_ERR_BADSTRUCTURE;
- offset -= 1;
- offset *= 512;
- }
-
- /*
- * For SDIO srcaddr is specified in number of sectors.
- * This expects that sector size is 512 bytes and recalculates
- * data offset to bytes.
- */
- if (blockid == IBR_HDR_SDIO_ID)
+ if (blockid == IBR_HDR_SATA_ID)
offset *= 512;
/*
@@ -2067,6 +2108,8 @@ static int kwbimage_verify_header(unsigned char *ptr, int image_size,
return 0;
}
+static int kwbimage_align_size(int bootfrom, int alloc_len, struct stat s);
+
static int kwbimage_generate(struct image_tool_params *params,
struct image_type_params *tparams)
{
@@ -2085,7 +2128,9 @@ static int kwbimage_generate(struct image_tool_params *params,
exit(EXIT_FAILURE);
}
- if (stat(params->datafile, &s)) {
+ if (params->skipcpy) {
+ s.st_size = 0;
+ } else if (stat(params->datafile, &s)) {
fprintf(stderr, "Could not stat data file %s: %s\n",
params->datafile, strerror(errno));
exit(EXIT_FAILURE);
@@ -2141,6 +2186,8 @@ static int kwbimage_generate(struct image_tool_params *params,
exit(EXIT_FAILURE);
}
+ alloc_len = image_headersz_align(alloc_len, image_get_bootfrom());
+
free(image_cfg);
hdr = malloc(alloc_len);
@@ -2155,6 +2202,22 @@ static int kwbimage_generate(struct image_tool_params *params,
tparams->hdr = hdr;
/*
+ * This function should return aligned size of the datafile.
+ * When skipcpy is set (datafile is skipped) then return value of this
+ * function is ignored, so we have to put required kwbimage aligning
+ * into the preallocated header size.
+ */
+ if (params->skipcpy) {
+ tparams->header_size += kwbimage_align_size(bootfrom, alloc_len, s);
+ return 0;
+ } else {
+ return kwbimage_align_size(bootfrom, alloc_len, s);
+ }
+}
+
+static int kwbimage_align_size(int bootfrom, int alloc_len, struct stat s)
+{
+ /*
* The resulting image needs to be 4-byte aligned. At least
* the Marvell hdrparser tool complains if its unaligned.
* After the image data is stored 4-byte checksum.
@@ -2182,6 +2245,7 @@ static int kwbimage_generate_config(void *ptr, struct image_tool_params *params)
struct ext_hdr_v0 *ehdr0;
struct bin_hdr_v0 *bhdr0;
struct opt_hdr_v1 *ohdr;
+ int regset_count;
int params_count;
unsigned offset;
int is_v0_ext;
@@ -2215,12 +2279,18 @@ static int kwbimage_generate_config(void *ptr, struct image_tool_params *params)
fprintf(f, "NAND_ECC_MODE %s\n", image_nand_ecc_mode_name(mhdr0->nandeccmode));
if (mhdr->blockid == IBR_HDR_NAND_ID)
- fprintf(f, "NAND_PAGE_SIZE 0x%x\n", (unsigned)mhdr->nandpagesize);
+ fprintf(f, "NAND_PAGE_SIZE 0x%x\n", (unsigned)le16_to_cpu(mhdr->nandpagesize));
- if (version != 0 && mhdr->blockid == IBR_HDR_NAND_ID)
- fprintf(f, "NAND_BLKSZ 0x%x\n", (unsigned)mhdr->nandblocksize);
+ if (mhdr->blockid == IBR_HDR_NAND_ID && (version != 0 || is_v0_ext || mhdr->nandblocksize != 0)) {
+ if (mhdr->nandblocksize != 0) /* block size explicitly set in 64 kB unit */
+ fprintf(f, "NAND_BLKSZ 0x%x\n", (unsigned)mhdr->nandblocksize * 64*1024);
+ else if (le16_to_cpu(mhdr->nandpagesize) > 512)
+ fprintf(f, "NAND_BLKSZ 0x10000\n"); /* large page NAND flash = 64 kB block size */
+ else
+ fprintf(f, "NAND_BLKSZ 0x4000\n"); /* small page NAND flash = 16 kB block size */
+ }
- if (mhdr->blockid == IBR_HDR_NAND_ID && (mhdr->nandbadblklocation != 0 || is_v0_ext))
+ if (mhdr->blockid == IBR_HDR_NAND_ID && (version != 0 || is_v0_ext))
fprintf(f, "NAND_BADBLK_LOCATION 0x%x\n", (unsigned)mhdr->nandbadblklocation);
if (version == 0 && mhdr->blockid == IBR_HDR_SATA_ID)
@@ -2266,18 +2336,20 @@ static int kwbimage_generate_config(void *ptr, struct image_tool_params *params)
cur_idx++;
} else if (ohdr->headertype == OPT_HDR_V1_REGISTER_TYPE) {
regset_hdr = (struct register_set_hdr_v1 *)ohdr;
- for (i = 0;
- i < opt_hdr_v1_size(ohdr) - sizeof(struct opt_hdr_v1) -
- sizeof(regset_hdr->data[0].last_entry);
- i++)
+ if (opt_hdr_v1_size(ohdr) > sizeof(*ohdr))
+ regset_count = (opt_hdr_v1_size(ohdr) - sizeof(*ohdr)) /
+ sizeof(regset_hdr->data[0].entry);
+ else
+ regset_count = 0;
+ for (i = 0; i < regset_count; i++)
fprintf(f, "DATA 0x%08x 0x%08x\n",
le32_to_cpu(regset_hdr->data[i].entry.address),
le32_to_cpu(regset_hdr->data[i].entry.value));
- if (opt_hdr_v1_size(ohdr) - sizeof(struct opt_hdr_v1) >=
- sizeof(regset_hdr->data[0].last_entry)) {
- if (regset_hdr->data[0].last_entry.delay)
+ if (regset_count > 0) {
+ if (regset_hdr->data[regset_count-1].last_entry.delay !=
+ REGISTER_SET_HDR_OPT_DELAY_SDRAM_SETUP)
fprintf(f, "DATA_DELAY %u\n",
- (unsigned)regset_hdr->data[0].last_entry.delay);
+ (unsigned)regset_hdr->data[regset_count-1].last_entry.delay);
else
fprintf(f, "DATA_DELAY SDRAM_SETUP\n");
}
@@ -2403,12 +2475,7 @@ static int kwbimage_extract_subimage(void *ptr, struct image_tool_params *params
/* Extract data image when -p is not specified or when '-p 0' is specified */
offset = le32_to_cpu(mhdr->srcaddr);
- if (mhdr->blockid == IBR_HDR_SATA_ID) {
- offset -= 1;
- offset *= 512;
- }
-
- if (mhdr->blockid == IBR_HDR_SDIO_ID)
+ if (mhdr->blockid == IBR_HDR_SATA_ID)
offset *= 512;
if (mhdr->blockid == IBR_HDR_PEX_ID && offset == 0xFFFFFFFF)
@@ -2455,9 +2522,6 @@ 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 &&
@@ -2468,10 +2532,9 @@ static int kwbimage_check_params(struct image_tool_params *params)
return 1;
}
- return (params->dflag && (params->fflag || params->lflag)) ||
- (params->fflag && (params->dflag || params->lflag)) ||
- (params->lflag && (params->dflag || params->fflag)) ||
- (params->xflag);
+ return (params->dflag && (params->fflag || params->lflag || params->skipcpy)) ||
+ (params->fflag) ||
+ (params->lflag && (params->dflag || params->fflag));
}
/*