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-rw-r--r--ldelf/sys.c182
1 files changed, 18 insertions, 164 deletions
diff --git a/ldelf/sys.c b/ldelf/sys.c
index ff49d128..2017d934 100644
--- a/ldelf/sys.c
+++ b/ldelf/sys.c
@@ -1,19 +1,17 @@
// SPDX-License-Identifier: BSD-2-Clause
/*
* Copyright (c) 2019, Linaro Limited
+ * Copyright (c) 2020, Arm Limited
*/
+#include <ldelf.h>
#include <trace.h>
-#include <utee_syscalls.h>
-#include <pta_system.h>
#include "sys.h"
int trace_level = TRACE_LEVEL;
const char trace_ext_prefix[] = "LD";
-static uint32_t sess;
-
void __panic(const char *file __maybe_unused, const int line __maybe_unused,
const char *func __maybe_unused)
{
@@ -24,7 +22,7 @@ void __panic(const char *file __maybe_unused, const int line __maybe_unused,
file ? file : "?", file ? line : 0,
func ? "<" : "", func ? func : "", func ? ">" : "");
- _utee_panic(1);
+ _ldelf_panic(1);
/*NOTREACHED*/
while (true)
;
@@ -32,204 +30,60 @@ void __panic(const char *file __maybe_unused, const int line __maybe_unused,
void sys_return_cleanup(void)
{
- if (sess) {
- if (_utee_close_ta_session(sess))
- panic();
- sess = 0;
- }
-
- _utee_return(0);
+ _ldelf_return(0);
/*NOTREACHED*/
while (true)
;
}
-static TEE_Result invoke_sys_ta(uint32_t cmdid, struct utee_params *params)
-{
- TEE_Result res = TEE_SUCCESS;
- uint32_t ret_orig = 0;
-
- if (!sess) {
- uint32_t s = 0;
-
- res = _utee_open_ta_session(&(const TEE_UUID)PTA_SYSTEM_UUID,
- 0, NULL, &s, &ret_orig);
- if (res)
- return res;
- sess = s;
- }
-
- return _utee_invoke_ta_command(sess, 0, cmdid, params, &ret_orig);
-}
-
TEE_Result sys_map_zi(size_t num_bytes, uint32_t flags, vaddr_t *va,
size_t pad_begin, size_t pad_end)
{
- TEE_Result res = TEE_SUCCESS;
- struct utee_params params = {
- .types = TEE_PARAM_TYPES(TEE_PARAM_TYPE_VALUE_INPUT,
- TEE_PARAM_TYPE_VALUE_INOUT,
- TEE_PARAM_TYPE_VALUE_INPUT,
- TEE_PARAM_TYPE_NONE),
- };
- uint32_t r[2] = { 0 };
-
- params.vals[0] = num_bytes;
- params.vals[1] = flags;
- reg_pair_from_64(*va, r, r + 1);
- params.vals[2] = r[0];
- params.vals[3] = r[1];
- params.vals[4] = pad_begin;
- params.vals[5] = pad_end;
-
- res = invoke_sys_ta(PTA_SYSTEM_MAP_ZI, &params);
- if (!res)
- *va = reg_pair_to_64(params.vals[2], params.vals[3]);
- return res;
+ return _ldelf_map_zi(va, num_bytes, pad_begin, pad_end, flags);
}
TEE_Result sys_unmap(vaddr_t va, size_t num_bytes)
{
- struct utee_params params = {
- .types = TEE_PARAM_TYPES(TEE_PARAM_TYPE_VALUE_INPUT,
- TEE_PARAM_TYPE_VALUE_INPUT,
- TEE_PARAM_TYPE_NONE,
- TEE_PARAM_TYPE_NONE),
- };
- uint32_t r[2] = { 0 };
-
- params.vals[0] = num_bytes;
- reg_pair_from_64(va, r, r + 1);
- params.vals[2] = r[0];
- params.vals[3] = r[1];
-
- return invoke_sys_ta(PTA_SYSTEM_UNMAP, &params);
+ return _ldelf_unmap(va, num_bytes);
}
TEE_Result sys_open_ta_bin(const TEE_UUID *uuid, uint32_t *handle)
{
- TEE_Result res = TEE_SUCCESS;
- struct utee_params params = {
- .types = TEE_PARAM_TYPES(TEE_PARAM_TYPE_MEMREF_INPUT,
- TEE_PARAM_TYPE_VALUE_OUTPUT,
- TEE_PARAM_TYPE_NONE,
- TEE_PARAM_TYPE_NONE),
- };
-
- params.vals[0] = (vaddr_t)uuid;
- params.vals[1] = sizeof(*uuid);
-
- res = invoke_sys_ta(PTA_SYSTEM_OPEN_TA_BINARY, &params);
- if (!res)
- *handle = params.vals[2];
- return res;
+ return _ldelf_open_bin(uuid, sizeof(TEE_UUID), handle);
}
TEE_Result sys_close_ta_bin(uint32_t handle)
{
- struct utee_params params = {
- .types = TEE_PARAM_TYPES(TEE_PARAM_TYPE_VALUE_INPUT,
- TEE_PARAM_TYPE_NONE,
- TEE_PARAM_TYPE_NONE,
- TEE_PARAM_TYPE_NONE),
- };
-
- params.vals[0] = handle;
-
- return invoke_sys_ta(PTA_SYSTEM_CLOSE_TA_BINARY, &params);
+ return _ldelf_close_bin(handle);
}
TEE_Result sys_map_ta_bin(vaddr_t *va, size_t num_bytes, uint32_t flags,
uint32_t handle, size_t offs, size_t pad_begin,
size_t pad_end)
{
- TEE_Result res = TEE_SUCCESS;
- struct utee_params params = {
- .types = TEE_PARAM_TYPES(TEE_PARAM_TYPE_VALUE_INPUT,
- TEE_PARAM_TYPE_VALUE_INPUT,
- TEE_PARAM_TYPE_VALUE_INOUT,
- TEE_PARAM_TYPE_VALUE_INPUT),
- };
- uint32_t r[2] = { 0 };
-
- params.vals[0] = handle;
- params.vals[1] = flags;
- params.vals[2] = offs;
- params.vals[3] = num_bytes;
- reg_pair_from_64(*va, r, r + 1);
- params.vals[4] = r[0];
- params.vals[5] = r[1];
- params.vals[6] = pad_begin;
- params.vals[7] = pad_end;
-
- res = invoke_sys_ta(PTA_SYSTEM_MAP_TA_BINARY, &params);
- if (!res)
- *va = reg_pair_to_64(params.vals[4], params.vals[5]);
- return res;
+ return _ldelf_map_bin(va, num_bytes, handle, offs,
+ pad_begin, pad_end, flags);
}
TEE_Result sys_copy_from_ta_bin(void *dst, size_t num_bytes, uint32_t handle,
size_t offs)
{
- struct utee_params params = {
- .types = TEE_PARAM_TYPES(TEE_PARAM_TYPE_VALUE_INPUT,
- TEE_PARAM_TYPE_MEMREF_OUTPUT,
- TEE_PARAM_TYPE_NONE,
- TEE_PARAM_TYPE_NONE),
- };
-
- params.vals[0] = handle;
- params.vals[1] = offs;
- params.vals[2] = (vaddr_t)dst;
- params.vals[3] = num_bytes;
-
- return invoke_sys_ta(PTA_SYSTEM_COPY_FROM_TA_BINARY, &params);
+ return _ldelf_cp_from_bin(dst, offs, num_bytes, handle);
}
TEE_Result sys_set_prot(vaddr_t va, size_t num_bytes, uint32_t flags)
{
- struct utee_params params = {
- .types = TEE_PARAM_TYPES(TEE_PARAM_TYPE_VALUE_INPUT,
- TEE_PARAM_TYPE_VALUE_INPUT,
- TEE_PARAM_TYPE_NONE,
- TEE_PARAM_TYPE_NONE),
- };
- uint32_t r[2] = { 0 };
-
- params.vals[0] = num_bytes;
- params.vals[1] = flags;
- reg_pair_from_64(va, r, r + 1);
- params.vals[2] = r[0];
- params.vals[3] = r[1];
-
- return invoke_sys_ta(PTA_SYSTEM_SET_PROT, &params);
+ return _ldelf_set_prot(va, num_bytes, flags);
}
TEE_Result sys_remap(vaddr_t old_va, vaddr_t *new_va, size_t num_bytes,
size_t pad_begin, size_t pad_end)
{
- TEE_Result res = TEE_SUCCESS;
- struct utee_params params = {
- .types = TEE_PARAM_TYPES(TEE_PARAM_TYPE_VALUE_INPUT,
- TEE_PARAM_TYPE_VALUE_INPUT,
- TEE_PARAM_TYPE_VALUE_INOUT,
- TEE_PARAM_TYPE_VALUE_INPUT),
- };
- uint32_t r[2] = { 0 };
-
- params.vals[0] = num_bytes;
- reg_pair_from_64(old_va, r, r + 1);
- params.vals[2] = r[0];
- params.vals[3] = r[1];
- reg_pair_from_64(*new_va, r, r + 1);
- params.vals[4] = r[0];
- params.vals[5] = r[1];
- params.vals[6] = pad_begin;
- params.vals[7] = pad_end;
-
- res = invoke_sys_ta(PTA_SYSTEM_REMAP, &params);
- if (!res)
- *new_va = reg_pair_to_64(params.vals[4], params.vals[5]);
- return res;
+ return _ldelf_remap(old_va, new_va, num_bytes, pad_begin, pad_end);
+}
+
+TEE_Result sys_gen_random_num(void *buf, size_t blen)
+{
+ return _ldelf_gen_rnd_num(buf, blen);
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-01 11:36:35 +0000