css_hdr
qsi->qsi_css_key = qsi->qsi_css_header + sizeof(struct css_hdr);
struct css_hdr *css = (struct css_hdr *)image;
memcpy((void *)virt_addr, image, sizeof(struct css_hdr));
virt_addr += sizeof(struct css_hdr);
bus_addr += sizeof(struct css_hdr);
image += sizeof(struct css_hdr);
sizeof(struct auth_chunk) + sizeof(struct css_hdr) +
#define CSS_AE_SIMG_LEN (sizeof(struct css_hdr) + \
#define AE_IMG_OFFSET (sizeof(struct css_hdr) + \