GK SDK 源码库: XMIPCLinuxV100R005C00SPC030 (kernel/tools/open_source excluded)

2026-09-06 03:52:57 +08:00
commit b1928b41c0
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+/*
+ * Copyright (c) 2020-2022, MediaTek Inc. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef MT_TIMER_H
+#define MT_TIMER_H
+
+#define SYSTIMER_BASE       (0x10017000)
+#define CNTCR_REG           (SYSTIMER_BASE + 0x0)
+#define CNTSR_REG           (SYSTIMER_BASE + 0x4)
+#define CNTSYS_L_REG        (SYSTIMER_BASE + 0x8)
+#define CNTSYS_H_REG        (SYSTIMER_BASE + 0xc)
+#define CNTWACR_REG         (SYSTIMER_BASE + 0x10)
+#define CNTRACR_REG         (SYSTIMER_BASE + 0x14)
+
+#define TIEO_EN             (1 << 3)
+#define COMP_15_EN          (1 << 10)
+#define COMP_20_EN          (1 << 11)
+#define COMP_25_EN          (1 << 12)
+
+#define COMP_FEATURE_MASK (COMP_15_EN | COMP_20_EN | COMP_25_EN | TIEO_EN)
+#define COMP_15_MASK (COMP_15_EN)
+#define COMP_20_MASK (COMP_20_EN | TIEO_EN)
+#define COMP_25_MASK (COMP_20_EN | COMP_25_EN)
+
+#define CNT_WRITE_ACCESS_CTL_MASK (0x3FFFFF0U)
+#define CNT_READ_ACCESS_CTL_MASK  (0x3FFFFFFU)
+
+void sched_clock_init(uint64_t normal_base, uint64_t atf_base);
+uint64_t sched_clock(void);
+int mt_systimer_init(void);
+
+#endif /* MT_TIMER_H */