hekate/bootloader/soc/bpmp.h
CTCaer f622d57f6b utils: Fix ms timer accuracy
Additionally add BPMP delay timers for future use.
2019-08-28 01:33:38 +03:00

54 lines
1.5 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"
#define BPMP_MMU_MAINT_CLEAN_WAY 17
#define BPMP_MMU_MAINT_INVALID_WAY 18
#define BPMP_MMU_MAINT_CLN_INV_WAY 19
typedef struct _bpmp_mmu_entry_t
{
u32 min_addr;
u32 max_addr;
u32 attr;
u32 enable;
} bpmp_mmu_entry_t;
typedef enum
{
BPMP_CLK_NORMAL, // 408MHz 0% - 136MHz APB.
BPMP_CLK_LOW_BOOST, // 544MHz 33% - 136MHz APB.
BPMP_CLK_MID_BOOST, // 576MHz 41% - 144MHz APB.
BPMP_CLK_SUPER_BOOST, // 608MHz 49% - 152MHz APB.
BPMP_CLK_MAX
} bpmp_freq_t;
void bpmp_mmu_maintenance(u32 op);
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_set(bpmp_freq_t fid);
void bpmp_usleep(u32 us);
void bpmp_msleep(u32 ms);
void bpmp_halt();
#endif