2 * Remote processor framework
4 * Copyright (C) 2011 Texas Instruments, Inc.
5 * Copyright (C) 2011 Google, Inc.
7 * Ohad Ben-Cohen <ohad@wizery.com>
8 * Brian Swetland <swetland@google.com>
10 * This software is licensed under the terms of the GNU General Public
11 * License version 2, as published by the Free Software Foundation, and
12 * may be copied, distributed, and modified under those terms.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
20 #ifndef REMOTEPROC_INTERNAL_H
21 #define REMOTEPROC_INTERNAL_H
23 #include <linux/irqreturn.h>
24 #include <linux/firmware.h>
29 * struct rproc_fw_ops - firmware format specific operations.
30 * @find_rsc_table: finds the resource table inside the firmware image
31 * @load: load firmeware to memory, where the remote processor
33 * @sanity_check: sanity check the fw image
34 * @get_boot_addr: get boot address to entry point specified in firmware
37 struct resource_table *(*find_rsc_table) (struct rproc *rproc,
38 const struct firmware *fw,
40 int (*load)(struct rproc *rproc, const struct firmware *fw);
41 int (*sanity_check)(struct rproc *rproc, const struct firmware *fw);
42 u32 (*get_boot_addr)(struct rproc *rproc, const struct firmware *fw);
45 /* from remoteproc_core.c */
46 void rproc_release(struct kref *kref);
47 irqreturn_t rproc_vq_interrupt(struct rproc *rproc, int vq_id);
49 /* from remoteproc_virtio.c */
50 int rproc_add_virtio_dev(struct rproc_vdev *rvdev, int id);
51 void rproc_remove_virtio_dev(struct rproc_vdev *rvdev);
53 /* from remoteproc_debugfs.c */
54 void rproc_remove_trace_file(struct dentry *tfile);
55 struct dentry *rproc_create_trace_file(const char *name, struct rproc *rproc,
56 struct rproc_mem_entry *trace);
57 void rproc_delete_debug_dir(struct rproc *rproc);
58 void rproc_create_debug_dir(struct rproc *rproc);
59 void rproc_init_debugfs(void);
60 void rproc_exit_debugfs(void);
62 void rproc_free_vring(struct rproc_vring *rvring);
63 int rproc_alloc_vring(struct rproc_vdev *rvdev, int i);
65 void *rproc_da_to_va(struct rproc *rproc, u64 da, int len);
68 int rproc_fw_sanity_check(struct rproc *rproc, const struct firmware *fw)
70 if (rproc->fw_ops->sanity_check)
71 return rproc->fw_ops->sanity_check(rproc, fw);
77 u32 rproc_get_boot_addr(struct rproc *rproc, const struct firmware *fw)
79 if (rproc->fw_ops->get_boot_addr)
80 return rproc->fw_ops->get_boot_addr(rproc, fw);
86 int rproc_load_segments(struct rproc *rproc, const struct firmware *fw)
88 if (rproc->fw_ops->load)
89 return rproc->fw_ops->load(rproc, fw);
95 struct resource_table *rproc_find_rsc_table(struct rproc *rproc,
96 const struct firmware *fw, int *tablesz)
98 if (rproc->fw_ops->find_rsc_table)
99 return rproc->fw_ops->find_rsc_table(rproc, fw, tablesz);
104 extern const struct rproc_fw_ops rproc_elf_fw_ops;
106 #endif /* REMOTEPROC_INTERNAL_H */