/* SPDX-License-Identifier: BSD-3-Clause
- * Copyright(c) 2019-2020 Broadcom
+ * Copyright(c) 2019-2021 Broadcom
* All rights reserved.
*/
#include "tf_core.h"
#include "tf_session.h"
-#define TF_HACK_TBL_SCOPE_BASE 68
-#define SUPPORT_CFA_HW_P4 1
-#define SUPPORT_CFA_HW_P58 0
-#define SUPPORT_CFA_HW_P59 0
-#define SUPPORT_CFA_HW_ALL 0
+#include "tf_em_common.h"
-#include "hcapi/hcapi_cfa_defs.h"
+#include "hcapi_cfa_defs.h"
-#define TF_HW_EM_KEY_MAX_SIZE 52
-#define TF_EM_KEY_RECORD_SIZE 64
+#define TF_EM_MIN_ENTRIES (1 << 15) /* 32K */
+#define TF_EM_MAX_ENTRIES (1 << 27) /* 128M */
+
+#define TF_P4_HW_EM_KEY_MAX_SIZE 52
+#define TF_P4_EM_KEY_RECORD_SIZE 64
+
+#define TF_P58_HW_EM_KEY_MAX_SIZE 80
#define TF_EM_MAX_MASK 0x7FFF
#define TF_EM_MAX_ENTRY (128 * 1024 * 1024)
#error "Invalid Page Size specified. Please use a TF_EM_PAGE_SIZE_n define"
#endif
+/*
+ * System memory always uses 4K pages
+ */
#define TF_EM_PAGE_SIZE (1 << TF_EM_PAGE_SHIFT)
#define TF_EM_PAGE_ALIGNMENT (1 << TF_EM_PAGE_SHIFT)
* | Index |E |
* +--------------+--+
*
- * E = Entry (bucket inndex)
+ * E = Entry (bucket index)
*/
#define TF_EM_INTERNAL_INDEX_SHIFT 2
#define TF_EM_INTERNAL_INDEX_MASK 0xFFFC
/** Header is 8 bytes long */
struct cfa_p4_eem_entry_hdr hdr;
/** Key is 448 bits - 56 bytes */
- uint8_t key[TF_EM_KEY_RECORD_SIZE - sizeof(struct cfa_p4_eem_entry_hdr)];
+ uint8_t key[TF_P4_EM_KEY_RECORD_SIZE - sizeof(struct cfa_p4_eem_entry_hdr)];
};
/** EEM Memory Type
enum tf_mem_type mem_type;
};
+/**
+ * EM database
+ *
+ * EM rm database
+ *
+ */
+struct em_rm_db {
+ struct rm_db *em_db[TF_DIR_MAX];
+};
+
/**
* @page em EM
*
*
* @ref tf_em_ext_common_unbind
*
- * @ref tf_em_ext_host_alloc
- *
- * @ref tf_em_ext_host_free
+ * @ref tf_em_ext_alloc
*
- * @ref tf_em_ext_system_alloc
- *
- * @ref tf_em_ext_system_free
+ * @ref tf_em_ext_free
*
* @ref tf_em_ext_common_free
*
*/
/**
- * Allocates EEM Table scope
+ * Insert record in to internal EM table
*
* [in] tfp
* Pointer to TruFlow handle
* Returns:
* 0 - Success
* -EINVAL - Parameter error
- * -ENOMEM - Out of memory
*/
-int tf_alloc_eem_tbl_scope(struct tf *tfp,
- struct tf_alloc_tbl_scope_parms *parms);
+int tf_em_insert_int_entry(struct tf *tfp,
+ struct tf_insert_em_entry_parms *parms);
/**
- * Free's EEM Table scope control block
+ * Delete record from internal EM table
*
* [in] tfp
* Pointer to TruFlow handle
* 0 - Success
* -EINVAL - Parameter error
*/
-int tf_free_eem_tbl_scope_cb(struct tf *tfp,
- struct tf_free_tbl_scope_parms *parms);
+int tf_em_delete_int_entry(struct tf *tfp,
+ struct tf_delete_em_entry_parms *parms);
/**
* Insert record in to internal EM table
* 0 - Success
* -EINVAL - Parameter error
*/
-int tf_em_insert_int_entry(struct tf *tfp,
- struct tf_insert_em_entry_parms *parms);
+int tf_em_hash_insert_int_entry(struct tf *tfp,
+ struct tf_insert_em_entry_parms *parms);
/**
* Delete record from internal EM table
* 0 - Success
* -EINVAL - Parameter error
*/
-int tf_em_delete_int_entry(struct tf *tfp,
- struct tf_delete_em_entry_parms *parms);
+int tf_em_hash_delete_int_entry(struct tf *tfp,
+ struct tf_delete_em_entry_parms *parms);
+
+/**
+ * Move record from internal EM table
+ *
+ * [in] tfp
+ * Pointer to TruFlow handle
+ *
+ * [in] parms
+ * Pointer to input parameters
+ *
+ * Returns:
+ * 0 - Success
+ * -EINVAL - Parameter error
+ */
+int tf_em_move_int_entry(struct tf *tfp,
+ struct tf_move_em_entry_parms *parms);
/**
* Insert record in to external EEM table
* 0 - Success
* -EINVAL - Parameter error
*/
-int tf_em_ext_host_alloc(struct tf *tfp,
- struct tf_alloc_tbl_scope_parms *parms);
+int tf_em_ext_alloc(struct tf *tfp,
+ struct tf_alloc_tbl_scope_parms *parms);
/**
* Free for external EEM using host memory
* 0 - Success
* -EINVAL - Parameter error
*/
-int tf_em_ext_host_free(struct tf *tfp,
- struct tf_free_tbl_scope_parms *parms);
+int tf_em_ext_free(struct tf *tfp,
+ struct tf_free_tbl_scope_parms *parms);
/**
- * Alloc for external EEM using system memory
+ * Common free table scope for external EEM using host or system memory
*
* [in] tfp
* Pointer to TruFlow handle
* 0 - Success
* -EINVAL - Parameter error
*/
-int tf_em_ext_system_alloc(struct tf *tfp,
- struct tf_alloc_tbl_scope_parms *parms);
+int tf_em_ext_common_free(struct tf *tfp,
+ struct tf_free_tbl_scope_parms *parms);
/**
- * Free for external EEM using system memory
+ * Common alloc table scope for external EEM using host or system memory
*
* [in] tfp
* Pointer to TruFlow handle
* 0 - Success
* -EINVAL - Parameter error
*/
-int tf_em_ext_system_free(struct tf *tfp,
- struct tf_free_tbl_scope_parms *parms);
-
+int tf_em_ext_common_alloc(struct tf *tfp,
+ struct tf_alloc_tbl_scope_parms *parms);
/**
- * Common free for external EEM using host or system memory
+ * Map a set of parifs to a set of EEM base addresses (table scope)
*
* [in] tfp
* Pointer to TruFlow handle
* 0 - Success
* -EINVAL - Parameter error
*/
-int tf_em_ext_common_free(struct tf *tfp,
- struct tf_free_tbl_scope_parms *parms);
+int tf_em_ext_map_tbl_scope(struct tf *tfp,
+ struct tf_map_tbl_scope_parms *parms);
/**
- * Common alloc for external EEM using host or system memory
+ * Allocate External Tbl entry from the scope pool.
*
* [in] tfp
- * Pointer to TruFlow handle
+ * Pointer to Truflow Handle
+ * [in] parms
+ * Allocation parameters
*
+ * Return:
+ * 0 - Success, entry allocated - no search support
+ * -ENOMEM -EINVAL -EOPNOTSUPP
+ * - Failure, entry not allocated, out of resources
+ */
+int
+tf_tbl_ext_alloc(struct tf *tfp,
+ struct tf_tbl_alloc_parms *parms);
+
+/**
+ * Free External Tbl entry to the scope pool.
+ *
+ * [in] tfp
+ * Pointer to Truflow Handle
* [in] parms
- * Pointer to input parameters
+ * Allocation parameters
*
- * Returns:
- * 0 - Success
- * -EINVAL - Parameter error
+ * Return:
+ * 0 - Success, entry freed
+ *
+ * - Failure, entry not successfully freed for these reasons
+ * -ENOMEM
+ * -EOPNOTSUPP
+ * -EINVAL
*/
-int tf_em_ext_common_alloc(struct tf *tfp,
- struct tf_alloc_tbl_scope_parms *parms);
+int
+tf_tbl_ext_free(struct tf *tfp,
+ struct tf_tbl_free_parms *parms);
+
+/**
+ * Sets the specified external table type element.
+ *
+ * This API sets the specified element data by invoking the
+ * firmware.
+ *
+ * [in] tfp
+ * Pointer to TF handle
+ *
+ * [in] parms
+ * Pointer to table set parameters
+ *
+ * Returns
+ * - (0) if successful.
+ * - (-EINVAL) on failure.
+ */
+int tf_tbl_ext_common_set(struct tf *tfp,
+ struct tf_tbl_set_parms *parms);
+
+/**
+ * Sets the specified external table type element.
+ *
+ * This API sets the specified element data by invoking the
+ * firmware.
+ *
+ * [in] tfp
+ * Pointer to TF handle
+ *
+ * [in] parms
+ * Pointer to table set parameters
+ *
+ * Returns
+ * - (0) if successful.
+ * - (-EINVAL) on failure.
+ */
+int tf_tbl_ext_set(struct tf *tfp,
+ struct tf_tbl_set_parms *parms);
+
+int
+tf_em_ext_system_bind(struct tf *tfp,
+ struct tf_em_cfg_parms *parms);
+
+int offload_system_mmap(struct tf_tbl_scope_cb *tbl_scope_cb);
+
+/**
+ * Retrieves the allocated resource info
+ *
+ * [in] tfp
+ * Pointer to TF handle, used for HCAPI communication
+ *
+ * [in] parms
+ * Pointer to parameters
+ *
+ * Returns
+ * - (0) if successful.
+ * - (-EINVAL) on failure.
+ */
+int
+tf_em_get_resc_info(struct tf *tfp,
+ struct tf_em_resource_info *em);
#endif /* _TF_EM_H_ */
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