diff options
Diffstat (limited to 'board/freescale/mx6q_arm2/mx6q_arm2.c')
| -rw-r--r-- | board/freescale/mx6q_arm2/mx6q_arm2.c | 170 |
1 files changed, 0 insertions, 170 deletions
diff --git a/board/freescale/mx6q_arm2/mx6q_arm2.c b/board/freescale/mx6q_arm2/mx6q_arm2.c index fa2b79c..1e0c8a1 100644 --- a/board/freescale/mx6q_arm2/mx6q_arm2.c +++ b/board/freescale/mx6q_arm2/mx6q_arm2.c @@ -1196,176 +1196,6 @@ int board_late_init(void) return 0; } -#ifdef CONFIG_SECURE_BOOT -/* -------- start of HAB API updates ------------*/ -#define hab_rvt_report_event ((hab_rvt_report_event_t *)HAB_RVT_REPORT_EVENT) -#define hab_rvt_report_status ((hab_rvt_report_status_t *)HAB_RVT_REPORT_STATUS) -#define hab_rvt_authenticate_image \ - ((hab_rvt_authenticate_image_t *)HAB_RVT_AUTHENTICATE_IMAGE) -#define hab_rvt_entry ((hab_rvt_entry_t *) HAB_RVT_ENTRY) -#define hab_rvt_exit ((hab_rvt_exit_t *) HAB_RVT_EXIT) -#define hab_rvt_clock_init HAB_RVT_CLOCK_INIT - -/* - * +------------+ 0x0 (0x10800000) - - * | Header | | - * +------------+ 0x40 | - * | | | - * | | | - * | | | - * | | | - * | Image Data | | - * . | | - * . | > Stuff to be authenticated ------+ - * . | | | - * | | | | - * | | | | - * +------------+ | | - * | | | | - * | Fill Data | | | - * | | | | - * +------------+ 0x003F_DFE0 | | - * | IVT | | | - * +------------+ 0x003F_E000 - | - * | | | - * | CSF DATA | <--------------------------------------------------------+ - * | | - * +------------+ - * | | - * | Fill Data | - * | | - * +------------+ 0x0040_0000 - */ - -#define DDR_UIMAGE_START 0x10800000 -#define DDR_UIMAGE_LENGTH 0x400000 -#define DDR_IVT_OFFSET 0x3FDFE0 -#define DDR_UIMAGE_IVT_START (DDR_UIMAGE_START + DDR_IVT_OFFSET) - -#define OCOTP_CFG5_OFFSET 0x460 - -int check_hab_enable(void) -{ - u32 reg = 0; - int result = 0; - - reg = readl(IMX_OTP_BASE + OCOTP_CFG5_OFFSET); - if ((reg & 0x2) == 0x2) - result = 1; - - return result; -} - -void display_event(uint8_t *event_data, size_t bytes) -{ - uint32_t i; - if ((event_data) && (bytes > 0)) { - for (i = 0; i < bytes; i++) { - if (i == 0) - printf("\t0x%02x", event_data[i]); - else if ((i % 8) == 0) - printf("\n\t0x%02x", event_data[i]); - else - printf(" 0x%02x", event_data[i]); - } - } -} - -int get_hab_status(void) -{ - uint32_t index = 0; /* Loop index */ - uint8_t event_data[128]; /* Event data buffer */ - size_t bytes = sizeof(event_data); /* Event size in bytes */ - hab_config_t config = 0; - hab_state_t state = 0; - - /* Check HAB status */ - if (hab_rvt_report_status(&config, &state) != HAB_SUCCESS) { - printf("\nHAB Configuration: 0x%02x, HAB State: 0x%02x\n", - config, state); - - /* Display HAB Error events */ - while (hab_rvt_report_event(HAB_FAILURE, index, event_data, - &bytes) == HAB_SUCCESS) { - printf("\n"); - printf("--------- HAB Event %d -----------------\n", - index + 1); - printf("event data:\n"); - display_event(event_data, bytes); - printf("\n"); - bytes = sizeof(event_data); - index++; - } - } - /* Display message if no HAB events are found */ - else { - printf("\nHAB Configuration: 0x%02x, HAB State: 0x%02x\n", - config, state); - printf("No HAB Events Found!\n\n"); - } - return 0; -} - -void hab_caam_clock_enable(void) -{ - u32 reg = 0; - - reg = readl(CCM_BASE_ADDR + CLKCTL_CCGR0); /* CCGR0 */ - reg |= 0x3F00; /*CG4 ~ CG6, enable CAAM clocks*/ - writel(reg, CCM_BASE_ADDR + CLKCTL_CCGR0); -} - - -void hab_caam_clock_disable(void) -{ - u32 reg = 0; - - reg = readl(CCM_BASE_ADDR + CLKCTL_CCGR0); /* CCGR0 */ - reg &= ~0x3F00; /*CG4 ~ CG6, disable CAAM clocks*/ - writel(reg, CCM_BASE_ADDR + CLKCTL_CCGR0); -} - -uint32_t authenticate_image(ulong start) -{ - uint32_t load_addr = 0; - size_t bytes; - ptrdiff_t ivt_offset = DDR_IVT_OFFSET; - int result = 0; - - if (check_hab_enable() == 1) { - printf("\nAuthenticate uImage from DDR location 0x%lx...\n", - start); - - hab_caam_clock_enable(); - - if (hab_rvt_entry() == HAB_SUCCESS) { - start = DDR_UIMAGE_START; - bytes = DDR_UIMAGE_LENGTH; - 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) { - printf("hab exit function fail\n"); - load_addr = 0; - } - } else - printf("hab entry function fail\n"); - - hab_caam_clock_disable(); - - get_hab_status(); - } - - if ((!check_hab_enable()) || (load_addr != 0)) - result = 1; - - return result; -} -/* ----------- end of HAB API updates ------------*/ -#endif - - #ifdef CONFIG_MXC_FEC static int phy_read(char *devname, unsigned char addr, unsigned char reg, unsigned short *pdata) |