2 * Copyright 2016 NXP Semiconductor, Inc.
4 * SPDX-License-Identifier: GPL-2.0+
10 #include <asm/system.h>
11 #include <asm/types.h>
12 #include <asm/arch/soc.h>
13 #ifdef CONFIG_FSL_LSCH3
14 #include <asm/arch/immap_lsch3.h>
15 #elif defined(CONFIG_FSL_LSCH2)
16 #include <asm/arch/immap_lsch2.h>
18 #ifdef CONFIG_ARMV8_SEC_FIRMWARE_SUPPORT
19 #include <asm/armv8/sec_firmware.h>
21 #ifdef CONFIG_CHAIN_OF_TRUST
22 #include <fsl_validate.h>
25 #ifdef CONFIG_SYS_LS_PPA_FW_IN_NAND
27 #elif defined(CONFIG_SYS_LS_PPA_FW_IN_MMC)
31 DECLARE_GLOBAL_DATA_PTR;
36 u32 *boot_loc_ptr_l, *boot_loc_ptr_h;
39 #ifdef CONFIG_CHAIN_OF_TRUST
40 uintptr_t ppa_esbc_hdr = 0;
41 uintptr_t ppa_img_addr = 0;
42 #if defined(CONFIG_SYS_LS_PPA_FW_IN_MMC) || \
43 defined(CONFIG_SYS_LS_PPA_FW_IN_NAND)
48 #ifdef CONFIG_SYS_LS_PPA_FW_IN_XIP
49 ppa_fit_addr = (void *)CONFIG_SYS_LS_PPA_FW_ADDR;
50 debug("%s: PPA image load from XIP\n", __func__);
51 #ifdef CONFIG_CHAIN_OF_TRUST
52 ppa_esbc_hdr = CONFIG_SYS_LS_PPA_ESBC_ADDR;
54 #else /* !CONFIG_SYS_LS_PPA_FW_IN_XIP */
55 size_t fw_length, fdt_header_len = sizeof(struct fdt_header);
57 /* Copy PPA image from MMC/SD/NAND to allocated memory */
58 #ifdef CONFIG_SYS_LS_PPA_FW_IN_MMC
60 int dev = CONFIG_SYS_MMC_ENV_DEV;
61 struct fdt_header *fitp;
65 debug("%s: PPA image load from eMMC/SD\n", __func__);
67 ret = mmc_initialize(gd->bd);
69 printf("%s: mmc_initialize() failed\n", __func__);
72 mmc = find_mmc_device(dev);
74 printf("PPA: MMC cannot find device for PPA firmware\n");
80 printf("%s: mmc_init() failed\n", __func__);
84 fitp = malloc(roundup(fdt_header_len, 512));
86 printf("PPA: malloc failed for FIT header(size 0x%zx)\n",
87 roundup(fdt_header_len, 512));
91 blk = CONFIG_SYS_LS_PPA_FW_ADDR / 512;
92 cnt = DIV_ROUND_UP(fdt_header_len, 512);
93 debug("%s: MMC read PPA FIT header: dev # %u, block # %u, count %u\n",
94 __func__, dev, blk, cnt);
95 ret = mmc->block_dev.block_read(&mmc->block_dev, blk, cnt, fitp);
98 printf("MMC/SD read of PPA FIT header at offset 0x%x failed\n",
99 CONFIG_SYS_LS_PPA_FW_ADDR);
103 /* flush cache after read */
104 flush_cache((ulong)fitp, cnt * 512);
106 ret = fdt_check_header(fitp);
109 printf("%s: fdt_check_header() failed\n", __func__);
113 #ifdef CONFIG_CHAIN_OF_TRUST
114 ppa_hdr_ddr = malloc(CONFIG_LS_PPA_ESBC_HDR_SIZE);
116 printf("PPA: malloc failed for PPA header\n");
120 blk = CONFIG_SYS_LS_PPA_ESBC_ADDR >> 9;
121 cnt = DIV_ROUND_UP(CONFIG_LS_PPA_ESBC_HDR_SIZE, 512);
122 ret = mmc->block_dev.block_read(&mmc->block_dev, blk, cnt, ppa_hdr_ddr);
125 printf("MMC/SD read of PPA header failed\n");
128 debug("Read PPA header to 0x%p\n", ppa_hdr_ddr);
130 /* flush cache after read */
131 flush_cache((ulong)ppa_hdr_ddr, cnt * 512);
133 ppa_esbc_hdr = (uintptr_t)ppa_hdr_ddr;
136 fw_length = fdt_totalsize(fitp);
139 fw_length = roundup(fw_length, 512);
140 ppa_fit_addr = malloc(fw_length);
142 printf("PPA: malloc failed for PPA image(size 0x%zx)\n",
147 blk = CONFIG_SYS_LS_PPA_FW_ADDR / 512;
148 cnt = DIV_ROUND_UP(fw_length, 512);
149 debug("%s: MMC read PPA FIT image: dev # %u, block # %u, count %u\n",
150 __func__, dev, blk, cnt);
151 ret = mmc->block_dev.block_read(&mmc->block_dev,
152 blk, cnt, ppa_fit_addr);
155 printf("MMC/SD read of PPA FIT header at offset 0x%x failed\n",
156 CONFIG_SYS_LS_PPA_FW_ADDR);
160 /* flush cache after read */
161 flush_cache((ulong)ppa_fit_addr, cnt * 512);
163 #elif defined(CONFIG_SYS_LS_PPA_FW_IN_NAND)
164 struct fdt_header fit;
166 debug("%s: PPA image load from NAND\n", __func__);
169 ret = nand_read(nand_info[0], (loff_t)CONFIG_SYS_LS_PPA_FW_ADDR,
170 &fdt_header_len, (u_char *)&fit);
171 if (ret == -EUCLEAN) {
172 printf("NAND read of PPA FIT header at offset 0x%x failed\n",
173 CONFIG_SYS_LS_PPA_FW_ADDR);
177 ret = fdt_check_header(&fit);
179 printf("%s: fdt_check_header() failed\n", __func__);
183 #ifdef CONFIG_CHAIN_OF_TRUST
184 ppa_hdr_ddr = malloc(CONFIG_LS_PPA_ESBC_HDR_SIZE);
186 printf("PPA: malloc failed for PPA header\n");
190 fw_length = CONFIG_LS_PPA_ESBC_HDR_SIZE;
192 ret = nand_read(nand_info[0], (loff_t)CONFIG_SYS_LS_PPA_ESBC_ADDR,
193 &fw_length, (u_char *)ppa_hdr_ddr);
194 if (ret == -EUCLEAN) {
196 printf("NAND read of PPA firmware at offset 0x%x failed\n",
197 CONFIG_SYS_LS_PPA_FW_ADDR);
200 debug("Read PPA header to 0x%p\n", ppa_hdr_ddr);
202 /* flush cache after read */
203 flush_cache((ulong)ppa_hdr_ddr, fw_length);
205 ppa_esbc_hdr = (uintptr_t)ppa_hdr_ddr;
208 fw_length = fdt_totalsize(&fit);
210 ppa_fit_addr = malloc(fw_length);
212 printf("PPA: malloc failed for PPA image(size 0x%zx)\n",
217 ret = nand_read(nand_info[0], (loff_t)CONFIG_SYS_LS_PPA_FW_ADDR,
218 &fw_length, (u_char *)ppa_fit_addr);
219 if (ret == -EUCLEAN) {
221 printf("NAND read of PPA firmware at offset 0x%x failed\n",
222 CONFIG_SYS_LS_PPA_FW_ADDR);
226 /* flush cache after read */
227 flush_cache((ulong)ppa_fit_addr, fw_length);
229 #error "No CONFIG_SYS_LS_PPA_FW_IN_xxx defined"
234 #ifdef CONFIG_CHAIN_OF_TRUST
235 ppa_img_addr = (uintptr_t)ppa_fit_addr;
236 if (fsl_check_boot_mode_secure() != 0) {
238 * In case of failure in validation, fsl_secboot_validate
239 * would not return back in case of Production environment
240 * with ITS=1. In Development environment (ITS=0 and
241 * SB_EN=1), the function may return back in case of
242 * non-fatal failures.
244 ret = fsl_secboot_validate(ppa_esbc_hdr,
248 printf("PPA validation failed\n");
250 printf("PPA validation Successful\n");
252 #if defined(CONFIG_SYS_LS_PPA_FW_IN_MMC) || \
253 defined(CONFIG_SYS_LS_PPA_FW_IN_NAND)
258 #ifdef CONFIG_FSL_LSCH3
259 struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
260 boot_loc_ptr_l = &gur->bootlocptrl;
261 boot_loc_ptr_h = &gur->bootlocptrh;
262 #elif defined(CONFIG_FSL_LSCH2)
263 struct ccsr_scfg __iomem *scfg = (void *)(CONFIG_SYS_FSL_SCFG_ADDR);
264 boot_loc_ptr_l = &scfg->scratchrw[1];
265 boot_loc_ptr_h = &scfg->scratchrw[0];
268 debug("fsl-ppa: boot_loc_ptr_l = 0x%p, boot_loc_ptr_h =0x%p\n",
269 boot_loc_ptr_l, boot_loc_ptr_h);
270 ret = sec_firmware_init(ppa_fit_addr, boot_loc_ptr_l, boot_loc_ptr_h);
272 #if defined(CONFIG_SYS_LS_PPA_FW_IN_MMC) || \
273 defined(CONFIG_SYS_LS_PPA_FW_IN_NAND)