mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-23 19:43:33 +00:00
e61b41517d
AVB only uses CONFIG_FASTBOOT_BUF_ADDR from fastboot for memory. This memory is used for assigning temporary buffers. This can be assigned a new variable and used as CONFIG_AVB_BUF_ADDR. This is to support future boards that support AVB but dont support USB and therefore dont support FASTBOOT. Signed-off-by: Usama Arif <usama.arif@arm.com> Cc: Igor Opaniuk <igor.opaniuk@gmail.com> Reviewed-by: Tom Rini <trini@konsulko.com> Acked-by: Igor Opaniuk <igor.opaniuk@gmail.com> [trini: Change defaults] Signed-off-by: Tom Rini <trini@konsulko.com>
101 lines
1.9 KiB
C
101 lines
1.9 KiB
C
|
|
/*
|
|
* (C) Copyright 2018, Linaro Limited
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0+
|
|
*/
|
|
|
|
#ifndef _AVB_VERIFY_H
|
|
#define _AVB_VERIFY_H
|
|
|
|
#include <../lib/libavb/libavb.h>
|
|
#include <mapmem.h>
|
|
#include <mmc.h>
|
|
|
|
#define AVB_MAX_ARGS 1024
|
|
#define VERITY_TABLE_OPT_RESTART "restart_on_corruption"
|
|
#define VERITY_TABLE_OPT_LOGGING "ignore_corruption"
|
|
#define ALLOWED_BUF_ALIGN 8
|
|
|
|
enum avb_boot_state {
|
|
AVB_GREEN,
|
|
AVB_YELLOW,
|
|
AVB_ORANGE,
|
|
AVB_RED,
|
|
};
|
|
|
|
struct AvbOpsData {
|
|
struct AvbOps ops;
|
|
int mmc_dev;
|
|
enum avb_boot_state boot_state;
|
|
#ifdef CONFIG_OPTEE_TA_AVB
|
|
struct udevice *tee;
|
|
u32 session;
|
|
#endif
|
|
};
|
|
|
|
struct mmc_part {
|
|
int dev_num;
|
|
struct mmc *mmc;
|
|
struct blk_desc *mmc_blk;
|
|
struct disk_partition info;
|
|
};
|
|
|
|
enum mmc_io_type {
|
|
IO_READ,
|
|
IO_WRITE
|
|
};
|
|
|
|
AvbOps *avb_ops_alloc(int boot_device);
|
|
void avb_ops_free(AvbOps *ops);
|
|
|
|
char *avb_set_state(AvbOps *ops, enum avb_boot_state boot_state);
|
|
char *avb_set_enforce_verity(const char *cmdline);
|
|
char *avb_set_ignore_corruption(const char *cmdline);
|
|
|
|
char *append_cmd_line(char *cmdline_orig, char *cmdline_new);
|
|
|
|
/**
|
|
* ============================================================================
|
|
* I/O helper inline functions
|
|
* ============================================================================
|
|
*/
|
|
static inline uint64_t calc_offset(struct mmc_part *part, int64_t offset)
|
|
{
|
|
u64 part_size = part->info.size * part->info.blksz;
|
|
|
|
if (offset < 0)
|
|
return part_size + offset;
|
|
|
|
return offset;
|
|
}
|
|
|
|
static inline size_t get_sector_buf_size(void)
|
|
{
|
|
return (size_t)CONFIG_AVB_BUF_SIZE;
|
|
}
|
|
|
|
static inline void *get_sector_buf(void)
|
|
{
|
|
return map_sysmem(CONFIG_AVB_BUF_ADDR, CONFIG_AVB_BUF_SIZE);
|
|
}
|
|
|
|
static inline bool is_buf_unaligned(void *buffer)
|
|
{
|
|
return (bool)((uintptr_t)buffer % ALLOWED_BUF_ALIGN);
|
|
}
|
|
|
|
static inline int get_boot_device(AvbOps *ops)
|
|
{
|
|
struct AvbOpsData *data;
|
|
|
|
if (ops) {
|
|
data = ops->user_data;
|
|
if (data)
|
|
return data->mmc_dev;
|
|
}
|
|
|
|
return -1;
|
|
}
|
|
|
|
#endif /* _AVB_VERIFY_H */
|