1 /* 2 * Support for Intel Camera Imaging ISP subsystem. 3 * Copyright (c) 2010 - 2015, Intel Corporation. 4 * 5 * This program is free software; you can redistribute it and/or modify it 6 * under the terms and conditions of the GNU General Public License, 7 * version 2, as published by the Free Software Foundation. 8 * 9 * This program is distributed in the hope it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 12 * more details. 13 */ 14 15 #ifndef __IA_CSS_SPCTRL_H__ 16 #define __IA_CSS_SPCTRL_H__ 17 18 #include <system_global.h> 19 #include <ia_css_err.h> 20 #include "ia_css_spctrl_comm.h" 21 22 typedef struct { 23 u32 ddr_data_offset; /** posistion of data in DDR */ 24 u32 dmem_data_addr; /** data segment address in dmem */ 25 u32 dmem_bss_addr; /** bss segment address in dmem */ 26 u32 data_size; /** data segment size */ 27 u32 bss_size; /** bss segment size */ 28 u32 spctrl_config_dmem_addr; /* <location of dmem_cfg in SP dmem */ 29 u32 spctrl_state_dmem_addr; /* < location of state in SP dmem */ 30 unsigned int sp_entry; /* < entry function ptr on SP */ 31 const void *code; /** location of firmware */ 32 u32 code_size; 33 char *program_name; /** not used on hardware, only for simulation */ 34 } ia_css_spctrl_cfg; 35 36 /* Get the code addr in DDR of SP */ 37 ia_css_ptr get_sp_code_addr(sp_ID_t sp_id); 38 39 /* ! Load firmware on to specfied SP 40 */ 41 int ia_css_spctrl_load_fw(sp_ID_t sp_id, 42 ia_css_spctrl_cfg *spctrl_cfg); 43 44 /* ISP2401 */ 45 /*! Setup registers for reloading FW */ 46 void sh_css_spctrl_reload_fw(sp_ID_t sp_id); 47 48 /*! Unload/release any memory allocated to hold the firmware 49 */ 50 int ia_css_spctrl_unload_fw(sp_ID_t sp_id); 51 52 /*! Intilaize dmem_cfg in SP dmem and start SP program 53 */ 54 int ia_css_spctrl_start(sp_ID_t sp_id); 55 56 /*! stop spctrl 57 */ 58 int ia_css_spctrl_stop(sp_ID_t sp_id); 59 60 /*! Query the state of SP 61 */ 62 ia_css_spctrl_sp_sw_state ia_css_spctrl_get_state(sp_ID_t sp_id); 63 64 /*! Check if SP is idle/ready 65 */ 66 int ia_css_spctrl_is_idle(sp_ID_t sp_id); 67 68 #endif /* __IA_CSS_SPCTRL_H__ */ 69