Resguardo inicial

linux-7.2.3/arch/csky/include/uapi/asm/Kbuild

@@ -0,0 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
+syscall-y += unistd_32.h
+
+generic-y += ucontext.h

linux-7.2.3/arch/csky/include/uapi/asm/byteorder.h

@@ -0,0 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+
+#ifndef __ASM_CSKY_BYTEORDER_H
+#define __ASM_CSKY_BYTEORDER_H
+
+#include <linux/byteorder/little_endian.h>
+
+#endif /* __ASM_CSKY_BYTEORDER_H */

linux-7.2.3/arch/csky/include/uapi/asm/cachectl.h

@@ -0,0 +1,13 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+
+#ifndef __ASM_CSKY_CACHECTL_H
+#define __ASM_CSKY_CACHECTL_H
+
+/*
+ * See "man cacheflush"
+ */
+#define ICACHE  (1<<0)
+#define DCACHE  (1<<1)
+#define BCACHE  (ICACHE|DCACHE)
+
+#endif /* __ASM_CSKY_CACHECTL_H */

linux-7.2.3/arch/csky/include/uapi/asm/perf_regs.h

@@ -0,0 +1,50 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+
+#ifndef _ASM_CSKY_PERF_REGS_H
+#define _ASM_CSKY_PERF_REGS_H
+
+/* Index of struct pt_regs */
+enum perf_event_csky_regs {
+	PERF_REG_CSKY_TLS,
+	PERF_REG_CSKY_LR,
+	PERF_REG_CSKY_PC,
+	PERF_REG_CSKY_SR,
+	PERF_REG_CSKY_SP,
+	PERF_REG_CSKY_ORIG_A0,
+	PERF_REG_CSKY_A0,
+	PERF_REG_CSKY_A1,
+	PERF_REG_CSKY_A2,
+	PERF_REG_CSKY_A3,
+	PERF_REG_CSKY_REGS0,
+	PERF_REG_CSKY_REGS1,
+	PERF_REG_CSKY_REGS2,
+	PERF_REG_CSKY_REGS3,
+	PERF_REG_CSKY_REGS4,
+	PERF_REG_CSKY_REGS5,
+	PERF_REG_CSKY_REGS6,
+	PERF_REG_CSKY_REGS7,
+	PERF_REG_CSKY_REGS8,
+	PERF_REG_CSKY_REGS9,
+#if defined(__CSKYABIV2__)
+	PERF_REG_CSKY_EXREGS0,
+	PERF_REG_CSKY_EXREGS1,
+	PERF_REG_CSKY_EXREGS2,
+	PERF_REG_CSKY_EXREGS3,
+	PERF_REG_CSKY_EXREGS4,
+	PERF_REG_CSKY_EXREGS5,
+	PERF_REG_CSKY_EXREGS6,
+	PERF_REG_CSKY_EXREGS7,
+	PERF_REG_CSKY_EXREGS8,
+	PERF_REG_CSKY_EXREGS9,
+	PERF_REG_CSKY_EXREGS10,
+	PERF_REG_CSKY_EXREGS11,
+	PERF_REG_CSKY_EXREGS12,
+	PERF_REG_CSKY_EXREGS13,
+	PERF_REG_CSKY_EXREGS14,
+	PERF_REG_CSKY_HI,
+	PERF_REG_CSKY_LO,
+	PERF_REG_CSKY_DCSR,
+#endif
+	PERF_REG_CSKY_MAX,
+};
+#endif /* _ASM_CSKY_PERF_REGS_H */

linux-7.2.3/arch/csky/include/uapi/asm/ptrace.h

@@ -0,0 +1,51 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+
+#ifndef _CSKY_PTRACE_H
+#define _CSKY_PTRACE_H
+
+#ifndef __ASSEMBLER__
+
+struct pt_regs {
+	unsigned long	tls;
+	unsigned long	lr;
+	unsigned long	pc;
+	unsigned long	sr;
+	unsigned long	usp;
+
+	/*
+	 * a0, a1, a2, a3:
+	 * abiv1: r2, r3, r4, r5
+	 * abiv2: r0, r1, r2, r3
+	 */
+	unsigned long	orig_a0;
+	unsigned long	a0;
+	unsigned long	a1;
+	unsigned long	a2;
+	unsigned long	a3;
+
+	/*
+	 * ABIV2: r4 ~ r13
+	 * ABIV1: r6 ~ r14, r1
+	 */
+	unsigned long	regs[10];
+
+#if defined(__CSKYABIV2__)
+	/* r16 ~ r30 */
+	unsigned long	exregs[15];
+
+	unsigned long	rhi;
+	unsigned long	rlo;
+	unsigned long	dcsr;
+#endif
+};
+
+struct user_fp {
+	unsigned long	vr[96];
+	unsigned long	fcr;
+	unsigned long	fesr;
+	unsigned long	fid;
+	unsigned long	reserved;
+};
+
+#endif /* __ASSEMBLER__ */
+#endif /* _CSKY_PTRACE_H */

linux-7.2.3/arch/csky/include/uapi/asm/sigcontext.h

@@ -0,0 +1,13 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+
+#ifndef __ASM_CSKY_SIGCONTEXT_H
+#define __ASM_CSKY_SIGCONTEXT_H
+
+#include <asm/ptrace.h>
+
+struct sigcontext {
+	struct pt_regs	sc_pt_regs;
+	struct user_fp	sc_user_fp;
+};
+
+#endif /* __ASM_CSKY_SIGCONTEXT_H */

linux-7.2.3/arch/csky/include/uapi/asm/unistd.h

@@ -0,0 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+
+#include <asm/unistd_32.h>
+
+#define __NR_sync_file_range2 84
+#undef __NR_sync_file_range