mirror of https://github.com/marqs85/ossc.git
138 lines
3.5 KiB
C
138 lines
3.5 KiB
C
//
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// Copyright (C) 2015-2019 Markus Hiienkari <mhiienka@niksula.hut.fi>
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//
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// This file is part of Open Source Scan Converter project.
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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//
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#ifndef SC_CONFIG_REGS_H_
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#define SC_CONFIG_REGS_H_
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#include <alt_types.h>
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// bit-fields coded as little-endian
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typedef union {
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struct {
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alt_u16 vmax:11;
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alt_u8 interlace_flag:1;
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alt_u8 sc_rsv2:4;
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alt_u8 fpga_vsyncgen:2;
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alt_u16 vmax_tvp:11;
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alt_u8 sc_rsv:2;
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alt_u8 vsync_flag:1;
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} __attribute__((packed, __may_alias__));
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alt_u32 data;
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} sc_status_reg;
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typedef union {
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struct {
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alt_u32 pcnt_frame:20;
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alt_u16 sc_rsv:12;
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} __attribute__((packed, __may_alias__));
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alt_u32 data;
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} sc_status2_reg;
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typedef union {
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struct {
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alt_u16 lt_lat_result:16;
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alt_u16 lt_stb_result:12;
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alt_u8 lt_rsv:3;
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alt_u8 lt_finished:1;
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} __attribute__((packed, __may_alias__));
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alt_u32 data;
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} lt_status_reg;
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typedef union {
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struct {
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alt_u16 h_active:11;
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alt_u16 h_backporch:9;
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alt_u8 h_synclen:8;
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alt_u8 h_l3_240x360:1;
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alt_u8 h_l5fmt:1;
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alt_u8 h_multmode:2;
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} __attribute__((packed, __may_alias__));
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alt_u32 data;
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} h_config_reg;
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typedef union {
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struct {
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alt_u16 h_opt_startoff:10;
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alt_u8 h_opt_sample_mult:3;
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alt_u8 h_opt_sample_sel:3;
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alt_u8 h_opt_scale:3;
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alt_u16 h_mask:11;
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alt_u8 h_rsv:2;
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} __attribute__((packed, __may_alias__));
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alt_u32 data;
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} h_config2_reg;
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typedef union {
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struct {
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alt_u16 v_active:11;
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alt_u8 v_backporch:8;
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alt_u8 v_synclen:3;
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alt_u8 v_mask:6;
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alt_u8 v_rsv:1;
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alt_u8 v_multmode:3;
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} __attribute__((packed, __may_alias__));
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alt_u32 data;
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} v_config_reg;
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typedef union {
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struct {
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alt_u8 mask_br:4;
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alt_u8 mask_color:3;
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alt_u8 rev_lpf_str:5;
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alt_u8 panasonic_hack:1;
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alt_u32 misc_rsv:19;
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} __attribute__((packed, __may_alias__));
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alt_u32 data;
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} misc_config_reg;
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typedef union {
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struct {
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alt_u32 sl_l_str_arr:20;
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alt_u8 sl_l_overlay:5;
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alt_u8 sl_hybr_str:5;
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alt_u8 sl_method:1;
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alt_u8 sl_no_altern:1;
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} __attribute__((packed, __may_alias__));
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alt_u32 data;
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} sl_config_reg;
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typedef union {
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struct {
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alt_u32 sl_c_str_arr:24;
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alt_u8 sl_c_overlay:6;
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alt_u8 sl_rsv:1;
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alt_u8 sl_altiv:1;
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} __attribute__((packed, __may_alias__));
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alt_u32 data;
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} sl_config2_reg;
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typedef struct {
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sc_status_reg sc_status;
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sc_status2_reg sc_status2;
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lt_status_reg lt_status;
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h_config_reg h_config;
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h_config2_reg h_config2;
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v_config_reg v_config;
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misc_config_reg misc_config;
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sl_config_reg sl_config;
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sl_config2_reg sl_config2;
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} __attribute__((packed, __may_alias__)) sc_regs;
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#endif //SC_CONFIG_REGS_H_
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