From eba0cfa6b0bef4f2e73c8630a7efa3944df8b0f8 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 19 Apr 2024 04:56:35 +0200
Subject: Adding upstream version 1:2.0.27.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 kexec/arch/cris/kexec-cris.c | 111 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 111 insertions(+)
 create mode 100644 kexec/arch/cris/kexec-cris.c

(limited to 'kexec/arch/cris/kexec-cris.c')

diff --git a/kexec/arch/cris/kexec-cris.c b/kexec/arch/cris/kexec-cris.c
new file mode 100644
index 0000000..3b69709
--- /dev/null
+++ b/kexec/arch/cris/kexec-cris.c
@@ -0,0 +1,111 @@
+/*
+ * kexec-cris.c 
+ * Copyright (C) 2008 AXIS Communications AB
+ * Written by Edgar E. Iglesias
+ *
+ * This source code is licensed under the GNU General Public License,
+ * Version 2.  See the file COPYING for more details.
+ */
+
+#include <stddef.h>
+#include <stdio.h>
+#include <errno.h>
+#include <stdint.h>
+#include <string.h>
+#include <getopt.h>
+#include "../../kexec.h"
+#include "../../kexec-syscall.h"
+#include "kexec-cris.h"
+#include <arch/options.h>
+
+#define MAX_MEMORY_RANGES  64
+#define MAX_LINE          160
+static struct memory_range memory_range[MAX_MEMORY_RANGES];
+
+/* Return a sorted list of memory ranges. */
+int get_memory_ranges(struct memory_range **range, int *ranges,
+		      unsigned long UNUSED(kexec_flags))
+{
+	int memory_ranges = 0;
+
+	memory_range[memory_ranges].start = 0x40000000;
+	memory_range[memory_ranges].end   = 0x41000000;
+	memory_range[memory_ranges].type = RANGE_RAM;
+	memory_ranges++;
+
+	memory_range[memory_ranges].start = 0xc0000000;
+	memory_range[memory_ranges].end   = 0xc1000000;
+	memory_range[memory_ranges].type = RANGE_RAM;
+	memory_ranges++;
+
+	*range = memory_range;
+	*ranges = memory_ranges;
+	return 0;
+}
+
+struct file_type file_type[] = {
+	{"elf-cris", elf_cris_probe, elf_cris_load, elf_cris_usage},
+};
+int file_types = sizeof(file_type) / sizeof(file_type[0]);
+
+void arch_usage(void)
+{
+}
+
+int arch_process_options(int argc, char **argv)
+{
+	return 0;
+}
+
+const struct arch_map_entry arches[] = {
+	{ "cris", KEXEC_ARCH_CRIS },
+	{ "crisv32", KEXEC_ARCH_CRIS },
+	{ 0 },
+};
+
+int arch_compat_trampoline(struct kexec_info *UNUSED(info))
+{
+	return 0;
+}
+
+void arch_update_purgatory(struct kexec_info *UNUSED(info))
+{
+}
+
+int is_crashkernel_mem_reserved(void)
+{
+	return 0;
+}
+
+int get_crash_kernel_load_range(uint64_t *start, uint64_t *end)
+{
+	/* Crash kernel region size is not exposed by the system */
+	return -1;
+}
+
+unsigned long virt_to_phys(unsigned long addr)
+{
+	return (addr) & 0x7fffffff;
+}
+
+/*
+ * add_segment() should convert base to a physical address on cris,
+ * while the default is just to work with base as is */
+void add_segment(struct kexec_info *info, const void *buf, size_t bufsz,
+                 unsigned long base, size_t memsz)
+{
+        add_segment_phys_virt(info, buf, bufsz, base, memsz, 1);
+}
+
+/*
+ * add_buffer() should convert base to a physical address on cris,
+ * while the default is just to work with base as is */
+unsigned long add_buffer(struct kexec_info *info, const void *buf,
+                         unsigned long bufsz, unsigned long memsz,
+                         unsigned long buf_align, unsigned long buf_min,
+                         unsigned long buf_max, int buf_end)
+{
+        return add_buffer_phys_virt(info, buf, bufsz, memsz, buf_align,
+                                    buf_min, buf_max, buf_end, 1);
+}
+
-- 
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