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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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f8ddda713b
This patch adds speedo-based process identification support for Tegra30. Signed-off-by: Danny Huang <dahuang@nvidia.com> [swarren s/Tegra3/Tegra30/ in log print, s/T30/Tegra30/ in commit description] Signed-off-by: Stephen Warren <swarren@nvidia.com>
69 lines
1.7 KiB
C
69 lines
1.7 KiB
C
/*
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* Copyright (C) 2010 Google, Inc.
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*
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* Author:
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* Colin Cross <ccross@android.com>
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*
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* This software is licensed under the terms of the GNU General Public
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* License version 2, as published by the Free Software Foundation, and
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* may be copied, distributed, and modified under those terms.
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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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*/
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#ifndef __MACH_TEGRA_FUSE_H
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#define __MACH_TEGRA_FUSE_H
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enum tegra_revision {
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TEGRA_REVISION_UNKNOWN = 0,
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TEGRA_REVISION_A01,
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TEGRA_REVISION_A02,
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TEGRA_REVISION_A03,
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TEGRA_REVISION_A03p,
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TEGRA_REVISION_A04,
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TEGRA_REVISION_MAX,
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};
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#define SKU_ID_T20 8
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#define SKU_ID_T25SE 20
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#define SKU_ID_AP25 23
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#define SKU_ID_T25 24
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#define SKU_ID_AP25E 27
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#define SKU_ID_T25E 28
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#define TEGRA20 0x20
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#define TEGRA30 0x30
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extern int tegra_sku_id;
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extern int tegra_cpu_process_id;
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extern int tegra_core_process_id;
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extern int tegra_chip_id;
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extern int tegra_cpu_speedo_id; /* only exist in Tegra30 and later */
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extern int tegra_soc_speedo_id;
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extern enum tegra_revision tegra_revision;
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extern int tegra_bct_strapping;
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unsigned long long tegra_chip_uid(void);
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void tegra_init_fuse(void);
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bool tegra_spare_fuse(int bit);
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u32 tegra_fuse_readl(unsigned long offset);
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#ifdef CONFIG_ARCH_TEGRA_2x_SOC
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void tegra20_init_speedo_data(void);
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#else
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static inline void tegra20_init_speedo_data(void) {}
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#endif
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#ifdef CONFIG_ARCH_TEGRA_3x_SOC
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void tegra30_init_speedo_data(void);
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#else
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static inline void tegra30_init_speedo_data(void) {}
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#endif
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#endif
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