diff options
Diffstat (limited to 'src/soc/marvell')
| -rw-r--r-- | src/soc/marvell/mvmap2315/Makefile.inc | 3 | ||||
| -rw-r--r-- | src/soc/marvell/mvmap2315/bdb.c | 79 | ||||
| -rw-r--r-- | src/soc/marvell/mvmap2315/bootblock.c | 26 | ||||
| -rw-r--r-- | src/soc/marvell/mvmap2315/digest.c | 64 | ||||
| -rw-r--r-- | src/soc/marvell/mvmap2315/include/soc/addressmap.h | 4 | ||||
| -rw-r--r-- | src/soc/marvell/mvmap2315/include/soc/bdb.h | 112 | ||||
| -rw-r--r-- | src/soc/marvell/mvmap2315/include/soc/digest.h | 37 | ||||
| -rw-r--r-- | src/soc/marvell/mvmap2315/include/soc/load_validate.h | 68 | ||||
| -rw-r--r-- | src/soc/marvell/mvmap2315/include/soc/memlayout.ld | 5 | ||||
| -rw-r--r-- | src/soc/marvell/mvmap2315/load_validate.c | 123 | ||||
| -rw-r--r-- | src/soc/marvell/mvmap2315/romstage.c | 7 |
11 files changed, 526 insertions, 2 deletions
diff --git a/src/soc/marvell/mvmap2315/Makefile.inc b/src/soc/marvell/mvmap2315/Makefile.inc index d7b23762a2..a79d5a8e19 100644 --- a/src/soc/marvell/mvmap2315/Makefile.inc +++ b/src/soc/marvell/mvmap2315/Makefile.inc @@ -16,11 +16,14 @@ ifeq ($(CONFIG_SOC_MARVELL_MVMAP2315),y) bootblock-y += bootblock.c +bootblock-y += bdb.c bootblock-y += clock.c +bootblock-y += digest.c bootblock-y += fiq.S bootblock-y += gic.c bootblock-y += gpio.c bootblock-y += flash.c +bootblock-y += load_validate.c bootblock-y += media.c bootblock-y += pinmux.c bootblock-y += reset.c diff --git a/src/soc/marvell/mvmap2315/bdb.c b/src/soc/marvell/mvmap2315/bdb.c new file mode 100644 index 0000000000..6be414cb39 --- /dev/null +++ b/src/soc/marvell/mvmap2315/bdb.c @@ -0,0 +1,79 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2016 Marvell, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <stddef.h> +#include <stdint.h> +#include <stdlib.h> + +#include <arch/io.h> +#include <console/console.h> +#include <soc/bdb.h> + +void set_bdb_pointers(u8 *start_addr, struct bdb_pointer *bdb_in) +{ + bdb_in->bdb_h + = (struct bdb_header *)start_addr; + + bdb_in->bdb_k + = (struct bdb_key *)(start_addr + + (bdb_in->bdb_h->struct_size)); + + bdb_in->bdb_oem_0 + = (u8 *)((u32)(bdb_in->bdb_k) + + (bdb_in->bdb_k->struct_size)); + + bdb_in->sub_k + = (struct bdb_key *)((u32)(bdb_in->bdb_oem_0) + + (bdb_in->bdb_h->oem_area_0_size)); + + bdb_in->bdb_h_s + = (struct bdb_sig *)((u32)(bdb_in->bdb_oem_0) + + (bdb_in->bdb_h->signed_size)); + + bdb_in->bdb_d + = (struct bdb_data *)((u32)(bdb_in->bdb_h_s) + + (bdb_in->bdb_h_s->struct_size)); + + bdb_in->oem_1 + = (u8 *)((u32)(bdb_in->bdb_d) + + (bdb_in->bdb_d->struct_size)); + + bdb_in->bdb_hash + = (struct bdb_hash *)((u32)(bdb_in->oem_1) + + (bdb_in->bdb_d->oem_area_1_size)); + + bdb_in->bdb_s + = (struct bdb_sig *)((u32)(bdb_in->bdb_d) + + (bdb_in->bdb_d->signed_size)); +} + +struct bdb_hash *find_bdb_image(struct bdb_pointer *bdb_info, u32 image_type) +{ + int i; + + if (!bdb_info) { + printk(BIOS_DEBUG, "can't find BDB\n"); + return NULL; + } + + for (i = 0; i < bdb_info->bdb_d->num_hashes; i++) { + if (bdb_info->bdb_hash[i].type == image_type) + return &bdb_info->bdb_hash[i]; + } + + printk(BIOS_DEBUG, "can't find image with type %d in the BDB\n", + image_type); + return NULL; +} diff --git a/src/soc/marvell/mvmap2315/bootblock.c b/src/soc/marvell/mvmap2315/bootblock.c index 5aa9eb547b..47bf470abb 100644 --- a/src/soc/marvell/mvmap2315/bootblock.c +++ b/src/soc/marvell/mvmap2315/bootblock.c @@ -17,11 +17,15 @@ #include <stdint.h> #include <stdlib.h> +#include <arch/io.h> #include <bootblock_common.h> #include <console/console.h> #include <timestamp.h> #include <console/uart.h> +#include <soc/addressmap.h> +#include <soc/bdb.h> #include <soc/gic.h> +#include <soc/load_validate.h> #include <soc/uart.h> void bootblock_soc_early_init(void) @@ -37,10 +41,32 @@ void bootblock_soc_early_init(void) void bootblock_soc_init(void) { + struct bdb_pointer bdb_info; + + write32((void *)MVMAP2315_BOOTBLOCK_CB1, 0); + write32((void *)MVMAP2315_BOOTBLOCK_CB2, 0); + + set_bdb_pointers((u8 *)MVMAP2315_BDB_LCM_BASE, &bdb_info); + + printk(BIOS_DEBUG, "loading and validating APMU firmware.\n"); + load_and_validate(&bdb_info, APMU_FIRMWARE); + + printk(BIOS_DEBUG, "loading and validating MCU firmware.\n"); + load_and_validate(&bdb_info, MCU_FIRMWARE); + /* initializing UART1 to free UART0 to be used by romstage */ uart_num = 1; uart_init(uart_num); + while (read32((void *)MVMAP2315_BOOTBLOCK_CB1) != 0x4) + ; + + printk(BIOS_DEBUG, "loading and validating AP_RW firmware.\n"); + load_and_validate(&bdb_info, AP_RW_FIRMWARE); + + write32((void *)MVMAP2315_BOOTBLOCK_CB2, 0x4) + ; + while (1) ; } diff --git a/src/soc/marvell/mvmap2315/digest.c b/src/soc/marvell/mvmap2315/digest.c new file mode 100644 index 0000000000..35cd5b1c4d --- /dev/null +++ b/src/soc/marvell/mvmap2315/digest.c @@ -0,0 +1,64 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2016 Marvell, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <stddef.h> +#include <stdint.h> +#include <stdlib.h> + +#include <arch/io.h> +#include <console/console.h> +#include <soc/digest.h> +#include <string.h> + +struct digest_ops digest_callbacks = { + .init = (security_init_F) MVMAP2315_DIGEST_INIT, + .sha_hash = (sha_hash_F) MVMAP2315_DIGEST_SHA_HASH, +}; + +u32 digest_init(void) +{ + int rc; + + rc = digest_callbacks.init(0); + + if (rc) + printk(BIOS_DEBUG, "digest_init failed with rc=%x.\n", rc); + + return rc; +} + +u32 digest_sha_hash(const u8 *msg, u32 msg_len, u8 *digest, u32 digest_len) +{ + int rc; + + rc = digest_callbacks.sha_hash(msg, msg_len, digest, digest_len); + + if (rc) + printk(BIOS_DEBUG, "digest_sha_hash failed with rc=%x.\n", rc); + + return rc; +} + +u32 digest_cmp(const u8 *msg, u8 *digest, u32 digest_len) +{ + int rc; + + rc = memcmp(msg, digest, digest_len); + + if (rc) + printk(BIOS_DEBUG, "image hash doesn't match BDB expected"); + + return rc; +} diff --git a/src/soc/marvell/mvmap2315/include/soc/addressmap.h b/src/soc/marvell/mvmap2315/include/soc/addressmap.h index f646b00e5a..1b3843421a 100644 --- a/src/soc/marvell/mvmap2315/include/soc/addressmap.h +++ b/src/soc/marvell/mvmap2315/include/soc/addressmap.h @@ -22,6 +22,9 @@ #define MVMAP2315_CBFS_BASE 0x00400000 +#define MVMAP2315_BOOTBLOCK_CB1 0xE0009510 +#define MVMAP2315_BOOTBLOCK_CB2 0xE0009514 + #define MVMAP2315_PINMUX_BASE 0xE0140000 #define MVMAP2315_TIMER0_BASE 0xE1020000 #define MVMAP2315_GPIOF_BASE 0xE0142000 @@ -35,6 +38,7 @@ #define MVMAP2315_APMU_CLK_BASE 0xE0125400 #define MVMAP2315_GENTIMER_BASE 0xE0137000 #define MVMAP2315_MPMU_CLK_BASE 0xEF000800 +#define MVMAP2315_MCU_SECCONFIG_BASE 0xED600000 #define MVMAP2315_RAM_BASE 0x00000000 #define MVMAP2315_DEVICE_BASE 0x80000000 diff --git a/src/soc/marvell/mvmap2315/include/soc/bdb.h b/src/soc/marvell/mvmap2315/include/soc/bdb.h new file mode 100644 index 0000000000..f182a44ad2 --- /dev/null +++ b/src/soc/marvell/mvmap2315/include/soc/bdb.h @@ -0,0 +1,112 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2016 Marvell, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef __SOC_MARVELL_MVMAP2315_BDB_H__ +#define __SOC_MARVELL_MVMAP2315_BDB_H__ + +#include <stdint.h> + +#define MVMAP2315_BDB_LCM_BASE 0xE0000000 + +enum { + BDB_RESERVED = 0, + SP_RW_FIRMWARE = 1, + AP_RW_FIRMWARE = 2, + MCU_FIRMWARE = 3, + APMU_FIRMWARE = 4, + KERNEL_IMAGE = 128, + KERNEL_COMMAND_LINE = 129, + SIXTEEN_BIT_VMLINUX_HEADER = 130 +}; + +struct bdb_header { + u32 struct_magic; + u8 struct_major_version; + u8 struct_minor_version; + u16 struct_size; + u64 bdb_load_address; + u32 bdb_size; + u32 signed_size; + u32 oem_area_0_size; + u8 reserved0[8]; +} __attribute__ ((packed)); + +struct bdb_key { + u32 struct_magic; + u8 struct_major_version; + u8 struct_minor_version; + u16 struct_size; + u8 hash_alg; + u8 sig_alg; + u8 reserved0[2]; + u32 key_version; + char description[128]; + u8 key_data[]; +} __attribute__ ((packed)); + +struct bdb_sig { + u32 struct_magic; + u8 struct_major_version; + u8 struct_minor_version; + u16 struct_size; + u8 hash_alg; + u8 sig_alg; + u8 reserved0[2]; + u32 signed_size; + char description[128]; + u8 sig_SOC_MARVELL_MVMAP2315_data[]; +} __attribute__ ((packed)); + +struct bdb_data { + u32 struct_magic; + u8 struct_major_version; + u8 struct_minor_version; + u16 struct_size; + u32 data_version; + u32 oem_area_1_size; + u8 num_hashes; + u8 hash_entry_size; + u8 reserved0[2]; + u32 signed_size; + u8 reserved1[8]; + char description[128]; +} __attribute__ ((packed)); + +struct bdb_hash { + u64 offset; + u32 size; + u8 partition; + u8 type; + u8 reserved0[2]; + u64 load_address; + u8 digest[32]; +} __attribute__ ((packed)); + +struct bdb_pointer { + struct bdb_header *bdb_h; + struct bdb_key *bdb_k; + u8 *bdb_oem_0; + struct bdb_key *sub_k; + struct bdb_sig *bdb_h_s; + struct bdb_data *bdb_d; + u8 *oem_1; + struct bdb_hash *bdb_hash; + struct bdb_sig *bdb_s; +} __attribute__ ((packed)); + +void set_bdb_pointers(u8 *start_addr, struct bdb_pointer *bdb_in); +struct bdb_hash *find_bdb_image(struct bdb_pointer *bdb_info, u32 image_type); + +#endif /* __SOC_MARVELL_MVMAP2315_BDB_H__ */ diff --git a/src/soc/marvell/mvmap2315/include/soc/digest.h b/src/soc/marvell/mvmap2315/include/soc/digest.h new file mode 100644 index 0000000000..e81af17e1a --- /dev/null +++ b/src/soc/marvell/mvmap2315/include/soc/digest.h @@ -0,0 +1,37 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2016 Marvell, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef __SOC_MARVELL_MVMAP2315_DIGEST_H__ +#define __SOC_MARVELL_MVMAP2315_DIGEST_H__ + +#include <stdint.h> + +#define MVMAP2315_DIGEST_INIT 0xFFE00040 +#define MVMAP2315_DIGEST_SHA_HASH 0xFFE00044 + +typedef u32 (*security_init_F)(u32 adv_ver); +typedef u32 (*sha_hash_F)(const u8 *msg, u32 msg_len, u8 *digest, + u32 digest_len); + +struct digest_ops { + security_init_F init; + sha_hash_F sha_hash; +}; + +u32 digest_init(void); +u32 digest_sha_hash(const u8 *msg, u32 msg_len, u8 *digest, u32 digest_len); +u32 digest_cmp(const u8 *msg, u8 *digest, u32 digest_len); + +#endif /* __SOC_MARVELL_MVMAP2315_DIGEST_H__ */ diff --git a/src/soc/marvell/mvmap2315/include/soc/load_validate.h b/src/soc/marvell/mvmap2315/include/soc/load_validate.h new file mode 100644 index 0000000000..ba7f808809 --- /dev/null +++ b/src/soc/marvell/mvmap2315/include/soc/load_validate.h @@ -0,0 +1,68 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2016 Marvell, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef __SOC_MARVELL_MVMAP2315_LOAD_VALIDATE_H__ +#define __SOC_MARVELL_MVMAP2315_LOAD_VALIDATE_H__ + +#include <stdint.h> + +#include <soc/addressmap.h> +#include <types.h> + +enum { + PRIMARY_BDB = 0, + ALTERNATE_BDB = 1, + RECOVERY_BDB = 2, +}; + +#define MVMAP2315_BDB_TYPE (BIT(0) | BIT(1)) +struct mvmap2315_bootrom_info { + u32 sp_ro_status; + u32 flash_media; +}; + +struct mvmap2315_mcu_secconfig_regs { + u8 _reserved0[0x04]; + u32 strap_override_sec_cfg; + u32 sec_mcu_cfg_sec_cfg; + u32 lcm_mcu_cfg_sec_cfg0; + u32 lcm_mcu_cfg_sec_cfg1; + u32 lcm_mcu_cfg_sec_cfg2; + u8 _reserved1[0xe8]; + u32 dap_debug_disable; + u32 boot_avs_status; + u32 pwr_clr_in; + u32 pwr_clr_recovery; + u32 pwr_clr_bdb; + u32 pwr_clr_fail_a; + u32 pwr_clr_fail_b; + u32 rst_clr_dev; + u32 rst_clr_wp1; + u32 rst_clr_wp2; + u32 rst_clr_lp; + u32 boot_gpio_out; + u32 boot_gpio_in; + u32 boot_hw_lockdown_nvm; + u32 boot_hw_lockdown_pinmux; + u32 boot_callback_pointer; +}; + +check_member(mvmap2315_mcu_secconfig_regs, boot_callback_pointer, 0x13c); +static struct mvmap2315_mcu_secconfig_regs * const mvmap2315_mcu_secconfig + = (void *)MVMAP2315_MCU_SECCONFIG_BASE; + +void load_and_validate(struct bdb_pointer *bdb_info, u32 image_type); + +#endif /* __SOC_MARVELL_MVMAP2315_LOAD_VALIDATE_H__ */ diff --git a/src/soc/marvell/mvmap2315/include/soc/memlayout.ld b/src/soc/marvell/mvmap2315/include/soc/memlayout.ld index e0f497aa28..ecac4b2c1f 100644 --- a/src/soc/marvell/mvmap2315/include/soc/memlayout.ld +++ b/src/soc/marvell/mvmap2315/include/soc/memlayout.ld @@ -46,8 +46,9 @@ SECTIONS #endif PRERAM_CBFS_CACHE(0xE0009400, 256) - PRERAM_CBMEM_CONSOLE(0xE0009500, 8K) - REGION(fiq_stack, 0xE000B500, 2560, 1) + REGION(bootblock_CB, 0xE0009500, 256, 1) + PRERAM_CBMEM_CONSOLE(0xE0009600, 8K) + REGION(fiq_stack, 0xE000B600, 2560, 1) BOOTBLOCK(0xE000C000, 16K) ROMSTAGE(0xE0010000, 64K) REGION(apmu, 0xE0020000, 64K, 1) diff --git a/src/soc/marvell/mvmap2315/load_validate.c b/src/soc/marvell/mvmap2315/load_validate.c new file mode 100644 index 0000000000..422c57f8b7 --- /dev/null +++ b/src/soc/marvell/mvmap2315/load_validate.c @@ -0,0 +1,123 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2016 Marvell, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <stddef.h> +#include <stdint.h> +#include <stdlib.h> + +#include <arch/io.h> +#include <console/console.h> +#include <soc/bdb.h> +#include <soc/digest.h> +#include <soc/flash.h> +#include <soc/load_validate.h> +#include <soc/reset.h> + +static void set_flash_parameters(struct flash_params *flash_info, + struct bdb_hash *image_info) +{ + (*flash_info).offset + = (u32)(image_info->offset); + (*flash_info).buff + = (u32)(image_info->load_address); + (*flash_info).size = image_info->size; + (*flash_info).id = 0x0; + (*flash_info).partition = (u32)image_info->partition; +} + +static void image_failure(void) +{ + struct mvmap2315_bootrom_info *bootrom_info + = (void *)read32( + &mvmap2315_mcu_secconfig->boot_callback_pointer); + + printk(BIOS_DEBUG, "Resetting system!!\n"); + + if ((bootrom_info->sp_ro_status & MVMAP2315_BDB_TYPE) + == PRIMARY_BDB) { + write32(&mvmap2315_mcu_secconfig->pwr_clr_fail_a, 1); + + if (read32( + &mvmap2315_mcu_secconfig->pwr_clr_fail_b)) { + printk(BIOS_DEBUG, "primary & ALT BDB boot failed\n"); + printk(BIOS_DEBUG, "Rebooting to recovery mode...\n"); + write32(&mvmap2315_mcu_secconfig->pwr_clr_recovery, 1); + } else { + printk(BIOS_DEBUG, "primary BDB boot failed\n"); + printk(BIOS_DEBUG, "Rebooting using AlT BDB...\n"); + write32(&mvmap2315_mcu_secconfig->pwr_clr_bdb, 1); + } + } else if ((bootrom_info->sp_ro_status & MVMAP2315_BDB_TYPE) + == ALTERNATE_BDB) { + write32(&mvmap2315_mcu_secconfig->pwr_clr_fail_b, 1); + + if (read32( + &mvmap2315_mcu_secconfig->pwr_clr_fail_a)) { + printk(BIOS_DEBUG, "primary & ALT BDB boot failed\n"); + printk(BIOS_DEBUG, "Rebooting to recovery mode...\n"); + write32(&mvmap2315_mcu_secconfig->pwr_clr_recovery, 1); + } else { + printk(BIOS_DEBUG, "AlT BDB boot failed\n"); + printk(BIOS_DEBUG, "Rebooting using primary BDB...\n"); + write32(&mvmap2315_mcu_secconfig->pwr_clr_bdb, 0); + } + } else if ((bootrom_info->sp_ro_status & MVMAP2315_BDB_TYPE) + == RECOVERY_BDB) { + printk(BIOS_DEBUG, "Recovery image has errors!!!\n"); + printk(BIOS_DEBUG, "Re-entering recovery mode...\n"); + write32(&mvmap2315_mcu_secconfig->pwr_clr_recovery, 1); + } + + mvmap2315_reset(); +} + +void load_and_validate(struct bdb_pointer *bdb_info, u32 image_type) +{ + struct bdb_hash *image_info; + struct flash_params flash_info; + struct mvmap2315_bootrom_info *bootrom_info + = (void *)read32( + &mvmap2315_mcu_secconfig->boot_callback_pointer); + u8 image_digest[32]; + + image_info = find_bdb_image(bdb_info, image_type); + + if (!image_info) + image_failure(); + + set_flash_parameters(&flash_info, image_info); + + if (flash_init(bootrom_info->flash_media, MVMAP2315_MMC_CLK_MHZ)) + image_failure(); + + if (flash_partition(bootrom_info->flash_media, &flash_info)) + image_failure(); + + if (flash_read(bootrom_info->flash_media, &flash_info)) + image_failure(); + + if (flash_shutdown(bootrom_info->flash_media)) + image_failure(); + + if (digest_init()) + image_failure(); + + if (digest_sha_hash(((u8 *)(flash_info.buff)), image_info->size, + &image_digest[0], 32)) + image_failure(); + + if (digest_cmp(&image_digest[0], &image_info->digest[0], 32)) + image_failure(); +} diff --git a/src/soc/marvell/mvmap2315/romstage.c b/src/soc/marvell/mvmap2315/romstage.c index dfd3bcf91a..cffa8d0bff 100644 --- a/src/soc/marvell/mvmap2315/romstage.c +++ b/src/soc/marvell/mvmap2315/romstage.c @@ -17,10 +17,12 @@ #include <stdint.h> #include <stdlib.h> +#include <arch/io.h> #include <arch/exception.h> #include <cbmem.h> #include <console/console.h> #include <program_loading.h> +#include <soc/addressmap.h> #include <soc/clock.h> #include <soc/mmu_operations.h> @@ -32,6 +34,11 @@ void main(void) clock_init(); + write32((void *)MVMAP2315_BOOTBLOCK_CB1, 0x4); + + while (read32((void *)MVMAP2315_BOOTBLOCK_CB2) != 0x4) + ; + mvmap2315_mmu_init(); cbmem_initialize_empty(); |