185 lines
4.8 KiB
C
185 lines
4.8 KiB
C
/*
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* GK20A Graphics Context Pri Register Addressing
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*
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* Copyright (c) 2013, NVIDIA CORPORATION. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* 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 _NVHOST_GR_PRI_GK20A_H_
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#define _NVHOST_GR_PRI_GK20A_H_
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/*
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* These convenience macros are generally for use in the management/modificaiton
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* of the context state store for gr/compute contexts.
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*/
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/*
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* GPC pri addressing
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*/
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static inline u32 pri_gpccs_addr_width(void)
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{
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return 15; /*from where?*/
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}
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static inline u32 pri_gpccs_addr_mask(u32 addr)
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{
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return addr & ((1 << pri_gpccs_addr_width()) - 1);
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}
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static inline u32 pri_gpc_addr(u32 addr, u32 gpc)
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{
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return proj_gpc_base_v() + (gpc * proj_gpc_stride_v()) + addr;
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}
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static inline bool pri_is_gpc_addr_shared(u32 addr)
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{
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return (addr >= proj_gpc_shared_base_v()) &&
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(addr < proj_gpc_shared_base_v() + proj_gpc_stride_v());
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}
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static inline bool pri_is_gpc_addr(u32 addr)
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{
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return ((addr >= proj_gpc_base_v()) &&
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(addr < proj_gpc_base_v() +
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proj_scal_litter_num_gpcs_v() * proj_gpc_stride_v())) ||
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pri_is_gpc_addr_shared(addr);
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}
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static inline u32 pri_get_gpc_num(u32 addr)
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{
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u32 i, start;
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u32 num_gpcs = proj_scal_litter_num_gpcs_v();
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for (i = 0; i < num_gpcs; i++) {
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start = proj_gpc_base_v() + (i * proj_gpc_stride_v());
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if ((addr >= start) && (addr < (start + proj_gpc_stride_v())))
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return i;
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}
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return 0;
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}
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/*
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* TPC pri addressing
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*/
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static inline u32 pri_tpccs_addr_width(void)
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{
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return 11; /* from where? */
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}
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static inline u32 pri_tpccs_addr_mask(u32 addr)
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{
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return addr & ((1 << pri_tpccs_addr_width()) - 1);
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}
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static inline u32 pri_tpc_addr(u32 addr, u32 gpc, u32 tpc)
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{
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return proj_gpc_base_v() + (gpc * proj_gpc_stride_v()) +
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proj_tpc_in_gpc_base_v() + (tpc * proj_tpc_in_gpc_stride_v()) +
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addr;
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}
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static inline bool pri_is_tpc_addr_shared(u32 addr)
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{
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return (addr >= proj_tpc_in_gpc_shared_base_v()) &&
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(addr < (proj_tpc_in_gpc_shared_base_v() +
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proj_tpc_in_gpc_stride_v()));
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}
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static inline bool pri_is_tpc_addr(u32 addr)
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{
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return ((addr >= proj_tpc_in_gpc_base_v()) &&
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(addr < proj_tpc_in_gpc_base_v() +
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(proj_scal_litter_num_tpc_per_gpc_v() *
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proj_tpc_in_gpc_stride_v())))
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||
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pri_is_tpc_addr_shared(addr);
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}
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static inline u32 pri_get_tpc_num(u32 addr)
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{
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u32 i, start;
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u32 num_tpcs = proj_scal_litter_num_tpc_per_gpc_v();
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for (i = 0; i < num_tpcs; i++) {
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start = proj_tpc_in_gpc_base_v() +
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(i * proj_tpc_in_gpc_stride_v());
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if ((addr >= start) &&
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(addr < (start + proj_tpc_in_gpc_stride_v())))
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return i;
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}
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return 0;
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}
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/*
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* BE pri addressing
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*/
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static inline u32 pri_becs_addr_width(void)
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{
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return 10;/* from where? */
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}
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static inline u32 pri_becs_addr_mask(u32 addr)
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{
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return addr & ((1 << pri_becs_addr_width()) - 1);
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}
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static inline bool pri_is_be_addr_shared(u32 addr)
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{
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return (addr >= proj_rop_shared_base_v()) &&
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(addr < proj_rop_shared_base_v() + proj_rop_stride_v());
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}
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static inline u32 pri_be_shared_addr(u32 addr)
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{
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return proj_rop_shared_base_v() + pri_becs_addr_mask(addr);
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}
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static inline bool pri_is_be_addr(u32 addr)
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{
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return ((addr >= proj_rop_base_v()) &&
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(addr < proj_rop_base_v()+proj_scal_litter_num_fbps_v() *
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proj_rop_stride_v())) ||
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pri_is_be_addr_shared(addr);
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}
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static inline u32 pri_get_be_num(u32 addr)
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{
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u32 i, start;
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u32 num_fbps = proj_scal_litter_num_fbps_v();
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for (i = 0; i < num_fbps; i++) {
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start = proj_rop_base_v() + (i * proj_rop_stride_v());
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if ((addr >= start) && (addr < (start + proj_rop_stride_v())))
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return i;
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}
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return 0;
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}
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/*
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* PPC pri addressing
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*/
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static inline u32 pri_ppccs_addr_width(void)
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{
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return 9; /* from where? */
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}
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static inline u32 pri_ppccs_addr_mask(u32 addr)
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{
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return addr & ((1 << pri_ppccs_addr_width()) - 1);
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}
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static inline u32 pri_ppc_addr(u32 addr, u32 gpc, u32 ppc)
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{
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return proj_gpc_base_v() + (gpc * proj_gpc_stride_v()) +
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proj_ppc_in_gpc_base_v() + (ppc * proj_ppc_in_gpc_stride_v()) +
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addr;
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}
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enum ctxsw_addr_type {
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CTXSW_ADDR_TYPE_SYS = 0,
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CTXSW_ADDR_TYPE_GPC = 1,
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CTXSW_ADDR_TYPE_TPC = 2,
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CTXSW_ADDR_TYPE_BE = 3,
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CTXSW_ADDR_TYPE_PPC = 4
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};
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#define PRI_BROADCAST_FLAGS_NONE 0
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#define PRI_BROADCAST_FLAGS_GPC BIT(0)
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#define PRI_BROADCAST_FLAGS_TPC BIT(1)
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#define PRI_BROADCAST_FLAGS_BE BIT(2)
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#define PRI_BROADCAST_FLAGS_PPC BIT(3)
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#endif /*_NVHOST_GR_PRI_GK20A_H_ */
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