xref: /OK3568_Linux_fs/external/rkwifibt/drivers/bcmdhd/include/hndmem.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * Utility routines for configuring different memories in Broadcom chips.
3*4882a593Smuzhiyun  *
4*4882a593Smuzhiyun  * Copyright (C) 2020, Broadcom.
5*4882a593Smuzhiyun  *
6*4882a593Smuzhiyun  *      Unless you and Broadcom execute a separate written software license
7*4882a593Smuzhiyun  * agreement governing use of this software, this software is licensed to you
8*4882a593Smuzhiyun  * under the terms of the GNU General Public License version 2 (the "GPL"),
9*4882a593Smuzhiyun  * available at http://www.broadcom.com/licenses/GPLv2.php, with the
10*4882a593Smuzhiyun  * following added to such license:
11*4882a593Smuzhiyun  *
12*4882a593Smuzhiyun  *      As a special exception, the copyright holders of this software give you
13*4882a593Smuzhiyun  * permission to link this software with independent modules, and to copy and
14*4882a593Smuzhiyun  * distribute the resulting executable under terms of your choice, provided that
15*4882a593Smuzhiyun  * you also meet, for each linked independent module, the terms and conditions of
16*4882a593Smuzhiyun  * the license of that module.  An independent module is a module which is not
17*4882a593Smuzhiyun  * derived from this software.  The special exception does not apply to any
18*4882a593Smuzhiyun  * modifications of the software.
19*4882a593Smuzhiyun  *
20*4882a593Smuzhiyun  *
21*4882a593Smuzhiyun  * <<Broadcom-WL-IPTag/Dual:>>
22*4882a593Smuzhiyun  */
23*4882a593Smuzhiyun 
24*4882a593Smuzhiyun #ifndef _HNDMEM_H_
25*4882a593Smuzhiyun #define _HNDMEM_H_
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun typedef enum {
28*4882a593Smuzhiyun 	MEM_SOCRAM = 0,
29*4882a593Smuzhiyun 	MEM_BM = 1,
30*4882a593Smuzhiyun 	MEM_UCM = 2,
31*4882a593Smuzhiyun 	MEM_SHM = 3,
32*4882a593Smuzhiyun 	MEM_MAX = 4
33*4882a593Smuzhiyun } hndmem_type_t;
34*4882a593Smuzhiyun 
35*4882a593Smuzhiyun /* PDA (Power Down Array) configuration */
36*4882a593Smuzhiyun typedef enum {
37*4882a593Smuzhiyun 	PDA_CONFIG_CLEAR = 0,		/* Clear PDA, i.e. Turns on the memory bank */
38*4882a593Smuzhiyun 	PDA_CONFIG_SET_FULL = 1,	/* Set PDA, i.e. Truns off the memory bank */
39*4882a593Smuzhiyun 	PDA_CONFIG_SET_PARTIAL = 2,	/* Set PDA, i.e. Truns off the memory bank */
40*4882a593Smuzhiyun 	PDA_CONFIG_MAX = 3
41*4882a593Smuzhiyun } hndmem_config_t;
42*4882a593Smuzhiyun 
43*4882a593Smuzhiyun /* Returns the number of banks in a given memory */
44*4882a593Smuzhiyun extern int hndmem_num_banks(si_t *sih, int mem);
45*4882a593Smuzhiyun 
46*4882a593Smuzhiyun /* Returns the size of a give bank in a given memory */
47*4882a593Smuzhiyun extern int hndmem_bank_size(si_t *sih, hndmem_type_t mem, int bank_num);
48*4882a593Smuzhiyun 
49*4882a593Smuzhiyun /* Returns the start address of given memory */
50*4882a593Smuzhiyun extern uint32 hndmem_mem_base(si_t *sih, hndmem_type_t mem);
51*4882a593Smuzhiyun 
52*4882a593Smuzhiyun #ifdef BCMDEBUG
53*4882a593Smuzhiyun /* Dumps the complete memory information */
54*4882a593Smuzhiyun extern void hndmem_dump_meminfo_all(si_t *sih);
55*4882a593Smuzhiyun #endif /* BCMDEBUG */
56*4882a593Smuzhiyun 
57*4882a593Smuzhiyun /* Configures the Sleep PDA for a particular bank for a given memory type */
58*4882a593Smuzhiyun extern int  hndmem_sleeppda_bank_config(si_t *sih, hndmem_type_t mem,
59*4882a593Smuzhiyun 		int bank_num, hndmem_config_t config, uint32 pda);
60*4882a593Smuzhiyun /* Configures the Active PDA for a particular bank for a given memory type */
61*4882a593Smuzhiyun extern int hndmem_activepda_bank_config(si_t *sih, hndmem_type_t mem,
62*4882a593Smuzhiyun 		int bank_num, hndmem_config_t config, uint32 pda);
63*4882a593Smuzhiyun 
64*4882a593Smuzhiyun /* Configures the Sleep PDA for all the banks for a given memory type */
65*4882a593Smuzhiyun extern int hndmem_sleeppda_config(si_t *sih, hndmem_type_t mem,
66*4882a593Smuzhiyun 		hndmem_config_t config);
67*4882a593Smuzhiyun /* Configures the Active PDA for all the banks for a given memory type */
68*4882a593Smuzhiyun extern int hndmem_activepda_config(si_t *sih, hndmem_type_t mem,
69*4882a593Smuzhiyun 		hndmem_config_t config);
70*4882a593Smuzhiyun 
71*4882a593Smuzhiyun /* Turn off/on all the possible banks in a given memory range */
72*4882a593Smuzhiyun extern int hndmem_activepda_mem_config(si_t *sih, hndmem_type_t mem,
73*4882a593Smuzhiyun 		uint32 mem_start, uint32 size, hndmem_config_t config);
74*4882a593Smuzhiyun #endif /* _HNDMEM_H_ */
75