From: Peng Fan peng.fan@nxp.com
Add new API to get sentinel FW status and SoC chip info
Signed-off-by: Ye Li ye.li@nxp.com Signed-off-by: Peng Fan peng.fan@nxp.com --- arch/arm/include/asm/mach-imx/s400_api.h | 13 +++++ drivers/misc/sentinel/s400_api.c | 61 ++++++++++++++++++++++++ 2 files changed, 74 insertions(+)
diff --git a/arch/arm/include/asm/mach-imx/s400_api.h b/arch/arm/include/asm/mach-imx/s400_api.h index d09c078df01..d95f8227b29 100644 --- a/arch/arm/include/asm/mach-imx/s400_api.h +++ b/arch/arm/include/asm/mach-imx/s400_api.h @@ -19,8 +19,10 @@ #define AHAB_READ_FUSE_REQ_CID 0x97 #define AHAB_GET_FW_VERSION_CID 0x9D #define AHAB_RELEASE_RDC_REQ_CID 0xC4 +#define AHAB_GET_FW_STATUS_CID 0xC5 #define AHAB_WRITE_FUSE_REQ_CID 0xD6 #define AHAB_CAAM_RELEASE_CID 0xD7 +#define AHAB_GET_INFO_CID 0xDA
#define S400_MAX_MSG 255U
@@ -32,6 +34,15 @@ struct imx8ulp_s400_msg { u32 data[(S400_MAX_MSG - 1U)]; };
+struct sentinel_get_info_data { + u32 hdr; + u32 soc; + u32 lc; + u32 uid[4]; + u32 sha256_rom_patch[8]; + u32 sha_fw[8]; +}; + int ahab_release_rdc(u8 core_id, u8 xrdc, u32 *response); int ahab_auth_oem_ctnr(ulong ctnr_addr, u32 *response); int ahab_release_container(u32 *response); @@ -42,5 +53,7 @@ int ahab_read_common_fuse(u16 fuse_id, u32 *fuse_words, u32 fuse_num, u32 *respo int ahab_release_caam(u32 core_did, u32 *response); int ahab_get_fw_version(u32 *fw_version, u32 *sha1, u32 *response); int ahab_dump_buffer(u32 *buffer, u32 buffer_length); +int ahab_get_info(struct sentinel_get_info_data *info, u32 *response); +int ahab_get_fw_status(u32 *status, u32 *response);
#endif diff --git a/drivers/misc/sentinel/s400_api.c b/drivers/misc/sentinel/s400_api.c index 4e90171420f..ca7903670ed 100644 --- a/drivers/misc/sentinel/s400_api.c +++ b/drivers/misc/sentinel/s400_api.c @@ -359,3 +359,64 @@ int ahab_dump_buffer(u32 *buffer, u32 buffer_length)
return i; } + +int ahab_get_info(struct sentinel_get_info_data *info, u32 *response) +{ + struct udevice *dev = gd->arch.s400_dev; + int size = sizeof(struct imx8ulp_s400_msg); + struct imx8ulp_s400_msg msg; + int ret; + + if (!dev) { + printf("s400 dev is not initialized\n"); + return -ENODEV; + } + + msg.version = AHAB_VERSION; + msg.tag = AHAB_CMD_TAG; + msg.size = 4; + msg.command = AHAB_GET_INFO_CID; + msg.data[0] = upper_32_bits((ulong)info); + msg.data[1] = lower_32_bits((ulong)info); + msg.data[2] = sizeof(struct sentinel_get_info_data); + + ret = misc_call(dev, false, &msg, size, &msg, size); + if (ret) + printf("Error: %s: ret %d, response 0x%x\n", + __func__, ret, msg.data[0]); + + if (response) + *response = msg.data[0]; + + return ret; +} + +int ahab_get_fw_status(u32 *status, u32 *response) +{ + struct udevice *dev = gd->arch.s400_dev; + int size = sizeof(struct imx8ulp_s400_msg); + struct imx8ulp_s400_msg msg; + int ret; + + if (!dev) { + printf("s400 dev is not initialized\n"); + return -ENODEV; + } + + msg.version = AHAB_VERSION; + msg.tag = AHAB_CMD_TAG; + msg.size = 1; + msg.command = AHAB_GET_FW_STATUS_CID; + + ret = misc_call(dev, false, &msg, size, &msg, size); + if (ret) + printf("Error: %s: ret %d, response 0x%x\n", + __func__, ret, msg.data[0]); + + if (response) + *response = msg.data[0]; + + *status = msg.data[1] & 0xF; + + return ret; +}