mips: octeon: Add bootoctlinux command

Octeon needs a platform specific cmd to boot the Linux kernel, as
specific parameters need to be passed and special handling for the
multiple cores (SMP) is needed.

Co-developed-by: Stefan Roese <sr@denx.de>
Signed-off-by: Aaron Williams <awilliams@marvell.com>
Signed-off-by: Stefan Roese <sr@denx.de>
[use gd->ram_base instead of gd->bd->bi_memstart]
Signed-off-by: Daniel Schwierzeck <daniel.schwierzeck@gmail.com>

1 files changed, 54 insertions, 0 deletions

diff --git a/arch/mips/mach-octeon/include/mach/bootoct_cmd.h b/arch/mips/mach-octeon/include/mach/bootoct_cmd.h
new file mode 100644
index 0000000000..657698ba54
--- /dev/null
+++ b/arch/mips/mach-octeon/include/mach/bootoct_cmd.h
@@ -0,0 +1,54 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (C) 2020 Marvell International Ltd.
+ */
+
+#ifndef __BOOTOCT_CMD_H__
+#define __BOOTOCT_CMD_H__
+
+#include "cvmx-coremask.h"
+
+enum octeon_boot_cmd_type {
+	BOOTOCT,
+	BOOTOCTLINUX,
+	BOOTOCTELF
+};
+
+/** Structure to contain results of command line argument parsing */
+struct octeon_boot_args {
+	struct cvmx_coremask coremask;	/** Parsed coremask */
+	int num_cores[CVMX_MAX_NODES];	/** number of cores */
+	int num_skipped[CVMX_MAX_NODES];/** number of skipped cores */
+	const char *app_name;		/** Application name */
+	const char *named_block;	/** Named block to load Linux into */
+	u32 stack_size;			/** stack size */
+	u32 heap_size;			/** heap size */
+	u32 boot_flags;			/** boot flags */
+	int node_mask;			/** Node mask to use */
+	int console_uart;		/** serial console number */
+	bool forceboot;			/** force booting if core 0 not set */
+	bool coremask_set;		/** set if coremask was set */
+	bool num_cores_set;		/** Set if num_cores was set */
+	bool num_skipped_set;		/** Set if num_skipped was set */
+	/** Set if endbootargs parameter was passed. */
+	bool endbootargs;
+};
+
+/**
+ * Parse command line arguments
+ *
+ * @param argc			number of arguments
+ * @param[in] argv		array of argument strings
+ * @param cmd			command type
+ * @param[out] boot_args	parsed values
+ *
+ * @return number of arguments parsed
+ */
+int octeon_parse_bootopts(int argc, char *const argv[],
+			  enum octeon_boot_cmd_type cmd,
+			  struct octeon_boot_args *boot_args);
+
+void nmi_bootvector(void);
+extern u64 nmi_handler_para[];
+
+#endif /* __BOOTOCT_CMD_H__ */