diff options
Diffstat (limited to 'qemu/roms/u-boot/arch/arm/cpu/armv7/mx6/hab.c')
-rw-r--r-- | qemu/roms/u-boot/arch/arm/cpu/armv7/mx6/hab.c | 104 |
1 files changed, 0 insertions, 104 deletions
diff --git a/qemu/roms/u-boot/arch/arm/cpu/armv7/mx6/hab.c b/qemu/roms/u-boot/arch/arm/cpu/armv7/mx6/hab.c deleted file mode 100644 index 518777536..000000000 --- a/qemu/roms/u-boot/arch/arm/cpu/armv7/mx6/hab.c +++ /dev/null @@ -1,104 +0,0 @@ -/* - * Copyright (C) 2010-2013 Freescale Semiconductor, Inc. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <asm/io.h> -#include <asm/arch/hab.h> - -/* -------- 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 - -bool is_hab_enabled(void) -{ - struct ocotp_regs *ocotp = (struct ocotp_regs *)OCOTP_BASE_ADDR; - struct fuse_bank *bank = &ocotp->bank[0]; - struct fuse_bank0_regs *fuse = - (struct fuse_bank0_regs *)bank->fuse_regs; - uint32_t reg = readl(&fuse->cfg5); - - return (reg & 0x2) == 0x2; -} - -void display_event(uint8_t *event_data, size_t bytes) -{ - uint32_t i; - - if (!(event_data && bytes > 0)) - return; - - 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 */ - enum hab_config config = 0; - enum hab_state state = 0; - - if (is_hab_enabled()) - puts("\nSecure boot enabled\n"); - else - puts("\nSecure boot disabled\n"); - - /* 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) { - puts("\n"); - printf("--------- HAB Event %d -----------------\n", - index + 1); - puts("event data:\n"); - display_event(event_data, bytes); - puts("\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); - puts("No HAB Events Found!\n\n"); - } - return 0; -} - -int do_hab_status(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) -{ - if ((argc != 1)) { - cmd_usage(cmdtp); - return 1; - } - - get_hab_status(); - - return 0; -} - -U_BOOT_CMD( - hab_status, CONFIG_SYS_MAXARGS, 1, do_hab_status, - "display HAB status", - "" - ); |