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

source/bootloader/u-boot-2020.01/arch/sh/include/asm/cpu_sh4.h

@@ -0,0 +1,74 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * (C) Copyright 2007,2008 Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
+ */
+
+#ifndef _ASM_CPU_SH4_H_
+#define _ASM_CPU_SH4_H_
+
+/* cache control */
+#define CCR_CACHE_STOP   0x00000808
+#define CCR_CACHE_ENABLE 0x00000101
+#define CCR_CACHE_ICI    0x00000800
+
+#define CACHE_OC_ADDRESS_ARRAY	0xf4000000
+
+#if defined (CONFIG_CPU_SH7750) || \
+	defined(CONFIG_CPU_SH7751)
+#define CACHE_OC_WAY_SHIFT	14
+#define CACHE_OC_NUM_ENTRIES	512
+#else
+#define CACHE_OC_WAY_SHIFT	13
+#define CACHE_OC_NUM_ENTRIES	256
+#endif
+#define CACHE_OC_ENTRY_SHIFT	5
+
+#if defined (CONFIG_CPU_SH7750) || \
+	defined(CONFIG_CPU_SH7751)
+# include <asm/cpu_sh7750.h>
+#elif defined (CONFIG_CPU_SH7722)
+# include <asm/cpu_sh7722.h>
+#elif defined (CONFIG_CPU_SH7723)
+# include <asm/cpu_sh7723.h>
+#elif defined (CONFIG_CPU_SH7734)
+# include <asm/cpu_sh7734.h>
+#elif defined (CONFIG_CPU_SH7752)
+# include <asm/cpu_sh7752.h>
+#elif defined (CONFIG_CPU_SH7753)
+# include <asm/cpu_sh7753.h>
+#elif defined (CONFIG_CPU_SH7757)
+# include <asm/cpu_sh7757.h>
+#elif defined (CONFIG_CPU_SH7763)
+# include <asm/cpu_sh7763.h>
+#elif defined (CONFIG_CPU_SH7780)
+# include <asm/cpu_sh7780.h>
+#else
+# error "Unknown SH4 variant"
+#endif
+
+#if defined(CONFIG_SH_32BIT)
+#define PMB_ADDR_ARRAY		0xf6100000
+#define PMB_ADDR_ENTRY		8
+#define PMB_VPN			24
+
+#define PMB_DATA_ARRAY		0xf7100000
+#define PMB_DATA_ENTRY		8
+#define PMB_PPN			24
+#define PMB_UB			9		/* Buffered write */
+#define PMB_V			8		/* Valid */
+#define PMB_SZ1			7		/* Page size (upper bit) */
+#define PMB_SZ0			4		/* Page size (lower bit) */
+#define PMB_C			3		/* Cacheability */
+#define PMB_WT			0		/* Write-through */
+
+#define PMB_ADDR_BASE(entry)	(PMB_ADDR_ARRAY + (entry << PMB_ADDR_ENTRY))
+#define PMB_DATA_BASE(entry)	(PMB_DATA_ARRAY + (entry << PMB_DATA_ENTRY))
+#define mk_pmb_addr_val(vpn)	((vpn << PMB_VPN))
+#define mk_pmb_data_val(ppn, ub, v, sz1, sz0, c, wt)	\
+				((ppn << PMB_PPN) | (ub << PMB_UB) | \
+				 (v << PMB_V) | (sz1 << PMB_SZ1) | \
+				 (sz0 << PMB_SZ0) | (c << PMB_C) | \
+				 (wt << PMB_WT))
+#endif
+
+#endif	/* _ASM_CPU_SH4_H_ */