platform: msm-shared: Boot tampered state to be set only on secure device
Boot tampered state is only set when boot state
is not GREEN on a secure device.
Change-Id: Ic1b9e527ebbd413577bc44665585a81fe5271fda
diff --git a/platform/msm_shared/scm.c b/platform/msm_shared/scm.c
index 2516e83..139c2f7 100644
--- a/platform/msm_shared/scm.c
+++ b/platform/msm_shared/scm.c
@@ -723,7 +723,7 @@
return ret;
}
-void set_tamper_fuse_cmd()
+uint32_t set_tamper_fuse_cmd(uint32_t fuse_id)
{
uint32_t svc_id;
uint32_t cmd_id;
@@ -732,8 +732,8 @@
void *resp_buf = NULL;
size_t resp_len = 0;
scmcall_arg scm_arg = {0};
+ int ret;
- uint32_t fuse_id = HLOS_IMG_TAMPER_FUSE;
cmd_buf = (void *)&fuse_id;
cmd_len = sizeof(fuse_id);
@@ -746,19 +746,18 @@
svc_id = SCM_SVC_FUSE;
cmd_id = SCM_BLOW_SW_FUSE_ID;
- scm_call(svc_id, cmd_id, cmd_buf, cmd_len, resp_buf, resp_len);
+ ret=scm_call(svc_id, cmd_id, cmd_buf, cmd_len, resp_buf, resp_len);
}
else
{
scm_arg.x0 = MAKE_SIP_SCM_CMD(SCM_SVC_FUSE, SCM_BLOW_SW_FUSE_ID);
- scm_arg.x1 = MAKE_SCM_ARGS(0x2,SMC_PARAM_TYPE_BUFFER_READWRITE,SMC_PARAM_TYPE_VALUE);
- scm_arg.x2 = (uint32_t) cmd_buf;
+ scm_arg.x1 = MAKE_SCM_ARGS(0x1,SMC_PARAM_TYPE_VALUE);
+ scm_arg.x2 = fuse_id;
scm_arg.x3 = cmd_len;
-
- scm_call2(&scm_arg, NULL);
-
+ ret=scm_call2(&scm_arg, NULL);
}
+ return ret;
}
uint8_t get_tamper_fuse_cmd()
@@ -1443,3 +1442,14 @@
return false;
}
#endif
+bool allow_set_fuse(uint32_t version)
+{
+ /*if((major > 4) || (major == 4 && minor > 0))*/
+ if((((version >> 22) & 0x3FF) > 4)
+ || (((version >> 22) & 0x3FF) == 4 && ((version >> 12) & 0x3FF) > 0))
+ {
+ return TRUE;
+ } else {
+ return FALSE;
+ }
+}