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-rw-r--r--qemu/tests/libqos/fw_cfg.h43
1 files changed, 43 insertions, 0 deletions
diff --git a/qemu/tests/libqos/fw_cfg.h b/qemu/tests/libqos/fw_cfg.h
new file mode 100644
index 000000000..61b1548b4
--- /dev/null
+++ b/qemu/tests/libqos/fw_cfg.h
@@ -0,0 +1,43 @@
+/*
+ * libqos fw_cfg support
+ *
+ * Copyright IBM, Corp. 2012-2013
+ *
+ * Authors:
+ * Anthony Liguori <aliguori@us.ibm.com>
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ */
+
+#ifndef LIBQOS_FW_CFG_H
+#define LIBQOS_FW_CFG_H
+
+#include <stdint.h>
+#include <sys/types.h>
+
+typedef struct QFWCFG QFWCFG;
+
+struct QFWCFG
+{
+ uint64_t base;
+ void (*select)(QFWCFG *fw_cfg, uint16_t key);
+ void (*read)(QFWCFG *fw_cfg, void *data, size_t len);
+};
+
+void qfw_cfg_select(QFWCFG *fw_cfg, uint16_t key);
+void qfw_cfg_read_data(QFWCFG *fw_cfg, void *data, size_t len);
+void qfw_cfg_get(QFWCFG *fw_cfg, uint16_t key, void *data, size_t len);
+uint16_t qfw_cfg_get_u16(QFWCFG *fw_cfg, uint16_t key);
+uint32_t qfw_cfg_get_u32(QFWCFG *fw_cfg, uint16_t key);
+uint64_t qfw_cfg_get_u64(QFWCFG *fw_cfg, uint16_t key);
+
+QFWCFG *mm_fw_cfg_init(uint64_t base);
+QFWCFG *io_fw_cfg_init(uint16_t base);
+
+static inline QFWCFG *pc_fw_cfg_init(void)
+{
+ return io_fw_cfg_init(0x510);
+}
+
+#endif