Add a syscall to set OS values

LedgerHQ · Dec 13, 2024 · bdaeaf1 · bdaeaf1
1 parent ff5a153
commit bdaeaf1
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Showing 3 changed files with 11 additions and 0 deletions.
diff --git a/include/os_ux.h b/include/os_ux.h
@@ -112,3 +112,4 @@ SYSCALL unsigned int os_ux_get_status(unsigned int ux_id);
 #endif  // HAVE_BLE
 
 SYSCALL PERMISSION(APPLICATION_FLAG_BOLOS_UX) void os_dashboard_mbx(uint32_t cmd, uint32_t param);
+SYSCALL PERMISSION(APPLICATION_FLAG_BOLOS_UX) void os_ux_set_global(uint8_t param_type, uint8_t *param, size_t param_len);
diff --git a/include/syscalls.h b/include/syscalls.h
@@ -199,6 +199,7 @@
 #endif  // HAVE_LEDGER_PKI
 
 #define SYSCALL_os_dashboard_mbx_ID 0x02000150
+#define SYSCALL_os_ux_set_global_ID 0x03000151
 
 #ifdef HAVE_CUSTOM_CA_DETAILS_IN_SETTINGS
 #define SYSCALL_CERT_get_ID   0x01000CA0

diff --git a/src/syscalls.c b/src/syscalls.c
@@ -1578,6 +1578,15 @@ void os_dashboard_mbx(uint32_t cmd, uint32_t param)
     SVC_Call(SYSCALL_os_dashboard_mbx_ID, parameters);
 }
 
+void os_ux_set_global(uint8_t param_type, uint8_t *param, size_t param_len)
+{
+    unsigned int parameters[3];
+    parameters[0] = (unsigned int) param_type;
+    parameters[1] = (unsigned int) param;
+    parameters[2] = (unsigned int) param_len;
+    SVC_Call(SYSCALL_os_ux_set_global_ID, parameters);
+}
+
 void os_lib_call(unsigned int *call_parameters)
 {
     unsigned int parameters[2];
Original file line number	Diff line number	Diff line change
Expand Up		@@ -112,3 +112,4 @@ SYSCALL unsigned int os_ux_get_status(unsigned int ux_id);
		#endif // HAVE_BLE

		SYSCALL PERMISSION(APPLICATION_FLAG_BOLOS_UX) void os_dashboard_mbx(uint32_t cmd, uint32_t param);
		SYSCALL PERMISSION(APPLICATION_FLAG_BOLOS_UX) void os_ux_set_global(uint8_t param_type, uint8_t *param, size_t param_len);