cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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mdt_loader.h (2179B)

      1/* SPDX-License-Identifier: GPL-2.0 */
      2#ifndef __QCOM_MDT_LOADER_H__
      3#define __QCOM_MDT_LOADER_H__
      4
      5#include <linux/types.h>
      6
      7#define QCOM_MDT_TYPE_MASK	(7 << 24)
      8#define QCOM_MDT_TYPE_HASH	(2 << 24)
      9#define QCOM_MDT_RELOCATABLE	BIT(27)
     10
     11struct device;
     12struct firmware;
     13struct qcom_scm_pas_metadata;
     14
     15#if IS_ENABLED(CONFIG_QCOM_MDT_LOADER)
     16
     17ssize_t qcom_mdt_get_size(const struct firmware *fw);
     18int qcom_mdt_pas_init(struct device *dev, const struct firmware *fw,
     19		      const char *fw_name, int pas_id, phys_addr_t mem_phys,
     20		      struct qcom_scm_pas_metadata *pas_metadata_ctx);
     21int qcom_mdt_load(struct device *dev, const struct firmware *fw,
     22		  const char *fw_name, int pas_id, void *mem_region,
     23		  phys_addr_t mem_phys, size_t mem_size,
     24		  phys_addr_t *reloc_base);
     25
     26int qcom_mdt_load_no_init(struct device *dev, const struct firmware *fw,
     27			  const char *fw_name, int pas_id, void *mem_region,
     28			  phys_addr_t mem_phys, size_t mem_size,
     29			  phys_addr_t *reloc_base);
     30void *qcom_mdt_read_metadata(const struct firmware *fw, size_t *data_len,
     31			     const char *fw_name, struct device *dev);
     32
     33#else /* !IS_ENABLED(CONFIG_QCOM_MDT_LOADER) */
     34
     35static inline ssize_t qcom_mdt_get_size(const struct firmware *fw)
     36{
     37	return -ENODEV;
     38}
     39
     40static inline int qcom_mdt_pas_init(struct device *dev, const struct firmware *fw,
     41				    const char *fw_name, int pas_id, phys_addr_t mem_phys,
     42				    struct qcom_scm_pas_metadata *pas_metadata_ctx)
     43{
     44	return -ENODEV;
     45}
     46
     47static inline int qcom_mdt_load(struct device *dev, const struct firmware *fw,
     48				const char *fw_name, int pas_id,
     49				void *mem_region, phys_addr_t mem_phys,
     50				size_t mem_size, phys_addr_t *reloc_base)
     51{
     52	return -ENODEV;
     53}
     54
     55static inline int qcom_mdt_load_no_init(struct device *dev,
     56					const struct firmware *fw,
     57					const char *fw_name, int pas_id,
     58					void *mem_region, phys_addr_t mem_phys,
     59					size_t mem_size,
     60					phys_addr_t *reloc_base)
     61{
     62	return -ENODEV;
     63}
     64
     65static inline void *qcom_mdt_read_metadata(const struct firmware *fw,
     66					   size_t *data_len, const char *fw_name,
     67					   struct device *dev)
     68{
     69	return ERR_PTR(-ENODEV);
     70}
     71
     72#endif /* !IS_ENABLED(CONFIG_QCOM_MDT_LOADER) */
     73
     74#endif