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hekate/bootloader/soc/bpmp.h
2019-12-14 22:21:42 +02:00

68 lines
1.9 KiB
C

/*
* BPMP-Lite Cache/MMU and Frequency driver for Tegra X1
*
* Copyright (c) 2019 CTCaer
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _BPMP_H_
#define _BPMP_H_
#include "../utils/types.h"
typedef enum
{
BPMP_MMU_MAINT_NOP = 0,
BPMP_MMU_MAINT_CLEAN_PHY = 1,
BPMP_MMU_MAINT_INVALID_PHY = 2,
BPMP_MMU_MAINT_CLEAN_INVALID_PHY = 3,
BPMP_MMU_MAINT_CLEAN_LINE = 9,
BPMP_MMU_MAINT_INVALID_LINE = 10,
BPMP_MMU_MAINT_CLEAN_INVALID_LINE = 11,
BPMP_MMU_MAINT_CLEAN_WAY = 17,
BPMP_MMU_MAINT_INVALID_WAY = 18,
BPMP_MMU_MAINT_CLN_INV_WAY = 19
} bpmp_maintenance_t;
typedef struct _bpmp_mmu_entry_t
{
u32 start_addr;
u32 end_addr;
u32 attr;
u32 enable;
} bpmp_mmu_entry_t;
typedef enum
{
BPMP_CLK_NORMAL, // 408MHz 0% - 136MHz APB.
BPMP_CLK_HIGH_BOOST, // 544MHz 33% - 136MHz APB.
BPMP_CLK_SUPER_BOOST, // 576MHz 41% - 144MHz APB.
BPMP_CLK_HYPER_BOOST, // 589MHz 44% - 147MHz APB.
//BPMP_CLK_DEV_BOOST, // 608MHz 49% - 152MHz APB.
BPMP_CLK_MAX
} bpmp_freq_t;
#define BPMP_CLK_DEFAULT_BOOST BPMP_CLK_HYPER_BOOST
void bpmp_mmu_maintenance(u32 op, bool force);
void bpmp_mmu_set_entry(int idx, bpmp_mmu_entry_t *entry, bool apply);
void bpmp_mmu_enable();
void bpmp_mmu_disable();
void bpmp_clk_rate_get();
void bpmp_clk_rate_set(bpmp_freq_t fid);
void bpmp_usleep(u32 us);
void bpmp_msleep(u32 ms);
void bpmp_halt();
#endif