/* SPDX-License-Identifier:GPL-2.0 */ #ifndef STICORE_H #define STICORE_H #include "types.h" /* generic STI structures & functions */ #define MAX_STI_ROMS 4 /* max no. of ROMs which this driver handles */ #define STI_REGION_MAX 8 /* hardcoded STI constants */ #define STI_DEV_NAME_LENGTH 32 #define STI_MONITOR_MAX 256 #define STI_FONT_HPROMAN8 1 #define STI_FONT_KANA8 2 #define ALT_CODE_TYPE_UNKNOWN 0x00 /* alt code type values */ #define ALT_CODE_TYPE_PA_RISC_64 0x01 #define STI_WAIT 1 /* STI function configuration structs */ typedef union region { struct { u32 offset:14; /* offset in 4kbyte page */ u32 sys_only:1; /* don't map to user space */ u32 cache:1; /* map to data cache */ u32 btlb:1; /* map to block tlb */ u32 last:1; /* last region in list */ u32 length:14; /* length in 4kbyte page */ } region_desc; u32 region; /* complete region value */ } region_t; struct sti_glob_cfg_ext { u8 curr_mon; /* current monitor configured */ u8 friendly_boot; /* in friendly boot mode */ s16 power; /* power calculation (in Watts) */ s32 freq_ref; /* frequency reference */ u32 sti_mem_addr; /* pointer to global sti memory (size=sti_mem_request) */ u32 future_ptr; /* pointer to future data */ }; struct sti_glob_cfg { s32 text_planes; /* number of planes used for text */ s16 onscreen_x; /* screen width in pixels */ s16 onscreen_y; /* screen height in pixels */ s16 offscreen_x; /* offset width in pixels */ s16 offscreen_y; /* offset height in pixels */ s16 total_x; /* frame buffer width in pixels */ s16 total_y; /* frame buffer height in pixels */ u32 region_ptrs[STI_REGION_MAX]; /* region pointers */ s32 reent_lvl; /* storage for reentry level value */ u32 save_addr; /* where to save or restore reentrant state */ u32 ext_ptr; /* pointer to extended glob_cfg data structure */ }; /* STI init function structs */ struct sti_init_flags { u32 wait:1; /* should routine idle wait or not */ u32 reset:1; /* hard reset the device? */ u32 text:1; /* turn on text display planes? */ u32 nontext:1; /* turn on non-text display planes? */ u32 clear:1; /* clear text display planes? */ u32 cmap_blk:1; /* non-text planes cmap black? */ u32 enable_be_timer:1; /* enable bus error timer */ u32 enable_be_int:1; /* enable bus error timer interrupt */ u32 no_chg_tx:1; /* don't change text settings */ u32 no_chg_ntx:1; /* don't change non-text settings */ u32 no_chg_bet:1; /* don't change berr timer settings */ u32 no_chg_bei:1; /* don't change berr int settings */ u32 init_cmap_tx:1; /* initialize cmap for text planes */ u32 cmt_chg:1; /* change current monitor type */ u32 retain_ie:1; /* don't allow reset to clear int enables */ u32 caller_bootrom:1; /* set only by bootrom for each call */ u32 caller_kernel:1; /* set only by kernel for each call */ u32 caller_other:1; /* set only by non-[BR/K] caller */ u32 pad:14; /* pad to word boundary */ u32 future_ptr; /* pointer to future data */ }; struct sti_init_inptr_ext { u8 config_mon_type; /* configure to monitor type */ u8 pad[1]; /* pad to word boundary */ u16 inflight_data; /* inflight data possible on PCI */ u32 future_ptr; /* pointer to future data */ }; struct sti_init_inptr { s32 text_planes; /* number of planes to use for text */ u32 ext_ptr; /* pointer to extended init_graph inptr data structure*/ }; struct sti_init_outptr { s32 errno; /* error number on failure */ s32 text_planes; /* number of planes used for text */ u32 future_ptr; /* pointer to future data */ }; /* STI configuration function structs */ struct sti_conf_flags { u32 wait:1; /* should routine idle wait or not */ u32 pad:31; /* pad to word boundary */ u32 future_ptr; /* pointer to future data */ }; struct sti_conf_inptr { u32 future_ptr; /* pointer to future data */ }; struct sti_conf_outptr_ext { u32 crt_config[3]; /* hardware specific X11/OGL information */ u32 crt_hdw[3]; u32 future_ptr; }; struct sti_conf_outptr { s32 errno; /* error number on failure */ s16 onscreen_x; /* screen width in pixels */ s16 onscreen_y; /* screen height in pixels */ s16 offscreen_x; /* offscreen width in pixels */ s16 offscreen_y; /* offscreen height in pixels */ s16 total_x; /* frame buffer width in pixels */ s16 total_y; /* frame buffer height in pixels */ s32 bits_per_pixel; /* bits/pixel device has configured */ s32 bits_used; /* bits which can be accessed */ s32 planes; /* number of fb planes in system */ u8 dev_name[STI_DEV_NAME_LENGTH]; /* null terminated product name */ u32 attributes; /* flags denoting attributes */ u32 ext_ptr; /* pointer to future data */ }; typedef struct { u32 x:12; u32 y:12; u32 hz:7; u32 class_flat:1; u32 class_vesa:1; u32 class_grey:1; u32 class_dbl:1; u32 class_user:1; u32 class_stereo:1; u32 class_sam:1; u32 pad:15; u32 hz_upper:3; u32 index:8; } mon_tbl_desc; struct sti_rom { u8 type[4]; u8 res004; u8 num_mons; u8 revno[2]; u32 graphics_id[2]; u32 font_start; u32 statesize; u32 last_addr; u32 region_list; u16 reentsize; u16 maxtime; u32 mon_tbl_addr; u32 user_data_addr; u32 sti_mem_req; u32 user_data_size; u16 power; u8 bus_support; u8 ext_bus_support; u8 alt_code_type; u8 ext_dd_struct[3]; u32 cfb_addr; u32 init_graph; u32 state_mgmt; u32 font_unpmv; u32 block_move; u32 self_test; u32 excep_hdlr; u32 inq_conf; u32 set_cm_entry; u32 dma_ctrl; u32 flow_ctrl; u32 user_timing; u32 process_mgr; u32 sti_util; u32 end; u32 res040[2]; u32 init_graph_addr; u32 state_mgmt_addr; u32 font_unp_addr; u32 block_move_addr; u32 self_test_addr; u32 excep_hdlr_addr; u32 inq_conf_addr; u32 set_cm_entry_addr; u32 image_unpack_addr; u32 pa_risx_addrs[7]; }; struct sti_rom_font { u16 first_char; u16 last_char; u8 width; u8 height; u8 font_type; /* language type */ u8 bytes_per_char; u32 next_font; u8 underline_height; u8 underline_pos; u8 res008[2]; }; struct font { struct sti_rom_font hdr; unsigned char font[]; }; /* STI font printing function structs */ struct sti_font_inptr { u32 font_start_addr; /* address of font start */ s16 index; /* index into font table of character */ u8 fg_color; /* foreground color of character */ u8 bg_color; /* background color of character */ s16 dest_x; /* X location of character upper left */ s16 dest_y; /* Y location of character upper left */ u32 future_ptr; /* pointer to future data */ }; struct sti_font_flags { u32 wait:1; /* should routine idle wait or not */ u32 non_text:1; /* font unpack/move in non_text planes =1, text =0 */ u32 pad:30; /* pad to word boundary */ u32 future_ptr; /* pointer to future data */ }; struct sti_font_outptr { s32 errno; /* error number on failure */ u32 future_ptr; /* pointer to future data */ }; /* STI blockmove structs */ struct sti_blkmv_flags { u32 wait:1; /* should routine idle wait or not */ u32 color:1; /* change color during move? */ u32 clear:1; /* clear during move? */ u32 non_text:1; /* block move in non_text planes =1, text =0 */ u32 pad:28; /* pad to word boundary */ u32 future_ptr; /* pointer to future data */ }; struct sti_blkmv_inptr { u8 fg_color; /* foreground color after move */ u8 bg_color; /* background color after move */ s16 src_x; /* source upper left pixel x location */ s16 src_y; /* source upper left pixel y location */ s16 dest_x; /* dest upper left pixel x location */ s16 dest_y; /* dest upper left pixel y location */ s16 width; /* block width in pixels */ s16 height; /* block height in pixels */ u32 future_ptr; /* pointer to future data */ }; struct sti_blkmv_outptr { s32 errno; /* error number on failure */ u32 future_ptr; /* pointer to future data */ }; struct sti_state_flags { u32 wait:1; /* should routing idle wait or not */ u32 save:1; /* save (1) or restore (0) state */ u32 res_disp:1; /* restore all display planes */ u32 pad:29; /* pad to word boundary */ s32 *future_ptr; /* pointer to future data */ }; struct sti_state_inptr { s32 *save_addr; /* where to save or restore state */ s32 *future_ptr; /* pointer to future data */ }; struct sti_state_outptr { s32 errno; /* error number on failure */ s32 *future_ptr; /* pointer to future data */ }; struct setcm_flags { u32 wait:1; /* should routine idle wait or not */ u32 pad:31; /* pad to word boundary */ s32 *future_ptr; /* pointer to future data */ }; struct setcm_inptr { s32 entry; /* entry number */ u32 value; /* entry value */ s32 *future_ptr; /* pointer to future data */ }; struct setcm_outptr { s32 errno; /* error number on failure */ s32 *future_ptr; /* pointer to future data */ }; void sti_rom_init(void); void sti_console_init(struct sti_rom *rom); void sti_putc(const char c); extern struct sti_rom sti_proc_rom; extern char _sti_rom_end[]; extern char _sti_rom_start[]; extern void parisc_putchar(char c); #endif /* STICORE_H */