From 102b0d2daa97dae68d3eed54d8fe37a9cc38a892 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 28 Apr 2024 11:13:47 +0200 Subject: Adding upstream version 2.8.0+dfsg. Signed-off-by: Daniel Baumann --- include/drivers/marvell/cache_llc.h | 62 +++++++++++++++++++++++++++++++++++++ 1 file changed, 62 insertions(+) create mode 100644 include/drivers/marvell/cache_llc.h (limited to 'include/drivers/marvell/cache_llc.h') diff --git a/include/drivers/marvell/cache_llc.h b/include/drivers/marvell/cache_llc.h new file mode 100644 index 0000000..72111b3 --- /dev/null +++ b/include/drivers/marvell/cache_llc.h @@ -0,0 +1,62 @@ +/* + * Copyright (C) 2018-2020 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +/* LLC driver is the Last Level Cache (L3C) driver + * for Marvell SoCs in AP806, AP807, and AP810 + */ + +#ifndef CACHE_LLC_H +#define CACHE_LLC_H + +#define LLC_CTRL(ap) (MVEBU_LLC_BASE(ap) + 0x100) +#define LLC_SECURE_CTRL(ap) (MVEBU_LLC_BASE(ap) + 0x10C) +#define LLC_SYNC(ap) (MVEBU_LLC_BASE(ap) + 0x700) +#define LLC_BANKED_MNT_AHR(ap) (MVEBU_LLC_BASE(ap) + 0x724) +#define LLC_INV_WAY(ap) (MVEBU_LLC_BASE(ap) + 0x77C) +#define LLC_BLK_ALOC(ap) (MVEBU_LLC_BASE(ap) + 0x78c) +#define LLC_CLEAN_WAY(ap) (MVEBU_LLC_BASE(ap) + 0x7BC) +#define LLC_CLEAN_INV_WAY(ap) (MVEBU_LLC_BASE(ap) + 0x7FC) +#define LLC_TCN_LOCK(ap, tc) (MVEBU_LLC_BASE(ap) + 0x920 + 4 * (tc)) + +#define MASTER_LLC_CTRL LLC_CTRL(MVEBU_AP0) +#define MASTER_LLC_INV_WAY LLC_INV_WAY(MVEBU_AP0) +#define MASTER_LLC_TC0_LOCK LLC_TCN_LOCK(MVEBU_AP0, 0) + +#define LLC_CTRL_EN 1 +#define LLC_EXCLUSIVE_EN 0x100 +#define LLC_ALL_WAYS_MASK 0xFFFFFFFF + +/* AP806/AP807 - 1MB 8-ways LLC */ +#define LLC_WAYS 8 +#define LLC_WAY_MASK ((1 << LLC_WAYS) - 1) +#define LLC_SIZE (1024 * 1024) +#define LLC_WAY_SIZE (LLC_SIZE / LLC_WAYS) +#define LLC_TC_NUM 15 + +#define LLC_BLK_ALOC_WAY_ID(way) ((way) & 0x1f) +#define LLC_BLK_ALOC_WAY_DATA_DSBL (0x0 << 6) +#define LLC_BLK_ALOC_WAY_DATA_CLR (0x1 << 6) +#define LLC_BLK_ALOC_WAY_DATA_SET (0x3 << 6) +#define LLC_BLK_ALOC_BASE_ADDR(addr) ((addr) & ~(LLC_WAY_SIZE - 1)) + +#ifndef __ASSEMBLER__ +void llc_cache_sync(int ap_index); +void llc_flush_all(int ap_index); +void llc_clean_all(int ap_index); +void llc_inv_all(int ap_index); +void llc_disable(int ap_index); +void llc_enable(int ap_index, int excl_mode); +int llc_is_exclusive(int ap_index); +void llc_runtime_enable(int ap_index); +#if LLC_SRAM +int llc_sram_enable(int ap_index, int size); +void llc_sram_disable(int ap_index); +int llc_sram_test(int ap_index, int size, char *msg); +#endif /* LLC_SRAM */ +#endif /* __ASSEMBLER__ */ + +#endif /* CACHE_LLC_H */ -- cgit v1.2.3