- uint32_t load_addr = 0;
- size_t bytes;
- ptrdiff_t ivt_offset = 0;
- int result = 0;
- ulong start;
- hab_rvt_authenticate_image_t *hab_rvt_authenticate_image;
- hab_rvt_entry_t *hab_rvt_entry;
- hab_rvt_exit_t *hab_rvt_exit;
-
- hab_rvt_authenticate_image = hab_rvt_authenticate_image_p;
- hab_rvt_entry = hab_rvt_entry_p;
- hab_rvt_exit = hab_rvt_exit_p;
-
- if (is_hab_enabled()) {
- printf("\nAuthenticate image from DDR location 0x%x...\n",
- ddr_start);
-
- hab_caam_clock_enable(1);
-
- if (hab_rvt_entry() == HAB_SUCCESS) {
- /* If not already aligned, Align to ALIGN_SIZE */
- ivt_offset = (image_size + ALIGN_SIZE - 1) &
- ~(ALIGN_SIZE - 1);
-
- start = ddr_start;
- bytes = ivt_offset + IVT_SIZE + CSF_PAD_SIZE;
-#ifdef DEBUG
- printf("\nivt_offset = 0x%x, ivt addr = 0x%x\n",
- ivt_offset, ddr_start + ivt_offset);
- puts("Dumping IVT\n");
- print_buffer(ddr_start + ivt_offset,
- (void *)(ddr_start + ivt_offset),
- 4, 0x8, 0);
-
- puts("Dumping CSF Header\n");
- print_buffer(ddr_start + ivt_offset+IVT_SIZE,
- (void *)(ddr_start + ivt_offset+IVT_SIZE),
- 4, 0x10, 0);
-
- get_hab_status();
-
- puts("\nCalling authenticate_image in ROM\n");
- printf("\tivt_offset = 0x%x\n", ivt_offset);
- printf("\tstart = 0x%08lx\n", start);
- printf("\tbytes = 0x%x\n", bytes);
-#endif
- /*
- * If the MMU is enabled, we have to notify the ROM
- * code, or it won't flush the caches when needed.
- * This is done, by setting the "pu_irom_mmu_enabled"
- * word to 1. You can find its address by looking in
- * the ROM map. This is critical for
- * authenticate_image(). If MMU is enabled, without
- * setting this bit, authentication will fail and may
- * crash.
- */
- /* Check MMU enabled */
- if (get_cr() & CR_M) {
- if (is_cpu_type(MXC_CPU_MX6Q) ||
- is_cpu_type(MXC_CPU_MX6D)) {
- /*
- * This won't work on Rev 1.0.0 of
- * i.MX6Q/D, since their ROM doesn't
- * do cache flushes. don't think any
- * exist, so we ignore them.
- */
- writel(1, MX6DQ_PU_IROM_MMU_EN_VAR);
- } else if (is_cpu_type(MXC_CPU_MX6DL) ||
- is_cpu_type(MXC_CPU_MX6SOLO)) {
- writel(1, MX6DLS_PU_IROM_MMU_EN_VAR);
- } else if (is_cpu_type(MXC_CPU_MX6SL)) {
- writel(1, MX6SL_PU_IROM_MMU_EN_VAR);
- }
- }
-
- load_addr = (uint32_t)hab_rvt_authenticate_image(
- HAB_CID_UBOOT,
- ivt_offset, (void **)&start,
- (size_t *)&bytes, NULL);
- if (hab_rvt_exit() != HAB_SUCCESS) {
- puts("hab exit function fail\n");
- load_addr = 0;
- }
- } else {
- puts("hab entry function fail\n");
- }