diff options
Diffstat (limited to 'drivers/firmware/ti_sci.c')
| -rw-r--r-- | drivers/firmware/ti_sci.c | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/drivers/firmware/ti_sci.c b/drivers/firmware/ti_sci.c index 6e9f93e9a3..ee09218558 100644 --- a/drivers/firmware/ti_sci.c +++ b/drivers/firmware/ti_sci.c @@ -236,21 +236,27 @@ static int ti_sci_do_xfer(struct ti_sci_info *info, { struct k3_sec_proxy_msg *msg = &xfer->tx_message; u8 secure_buf[info->desc->max_msg_size]; - struct ti_sci_secure_msg_hdr secure_hdr; + struct ti_sci_secure_msg_hdr *secure_hdr = (struct ti_sci_secure_msg_hdr *)secure_buf; int ret; + /* + * The reason why we need the is_secure code is because of boot R5. + * boot R5 starts off in "secure mode" when it hands off from Boot + * ROM over to the Secondary bootloader. The initial set of calls + * we have to make need to be on a secure pipe. + */ if (info->is_secure) { /* ToDo: get checksum of the entire message */ - secure_hdr.checksum = 0; - secure_hdr.reserved = 0; - memcpy(&secure_buf[sizeof(secure_hdr)], xfer->tx_message.buf, + secure_hdr->checksum = 0; + secure_hdr->reserved = 0; + memcpy(&secure_buf[sizeof(*secure_hdr)], xfer->tx_message.buf, xfer->tx_message.len); xfer->tx_message.buf = (u32 *)secure_buf; - xfer->tx_message.len += sizeof(secure_hdr); + xfer->tx_message.len += sizeof(*secure_hdr); if (xfer->rx_len) - xfer->rx_len += sizeof(secure_hdr); + xfer->rx_len += sizeof(*secure_hdr); } /* Send the message */ |