1152b0e47SKonstantin Porotchkin /* 2*c959ea78SManish V Badarkhe * Copyright (C) 2018-2020 Marvell International Ltd. 3152b0e47SKonstantin Porotchkin * 4152b0e47SKonstantin Porotchkin * SPDX-License-Identifier: BSD-3-Clause 5152b0e47SKonstantin Porotchkin * https://spdx.org/licenses 6152b0e47SKonstantin Porotchkin */ 7152b0e47SKonstantin Porotchkin 8152b0e47SKonstantin Porotchkin /* LLC driver is the Last Level Cache (L3C) driver 9152b0e47SKonstantin Porotchkin * for Marvell SoCs in AP806, AP807, and AP810 10152b0e47SKonstantin Porotchkin */ 11152b0e47SKonstantin Porotchkin 12c3cf06f1SAntonio Nino Diaz #ifndef CACHE_LLC_H 13c3cf06f1SAntonio Nino Diaz #define CACHE_LLC_H 14152b0e47SKonstantin Porotchkin 15152b0e47SKonstantin Porotchkin #define LLC_CTRL(ap) (MVEBU_LLC_BASE(ap) + 0x100) 165a40d70fSKonstantin Porotchkin #define LLC_SECURE_CTRL(ap) (MVEBU_LLC_BASE(ap) + 0x10C) 17152b0e47SKonstantin Porotchkin #define LLC_SYNC(ap) (MVEBU_LLC_BASE(ap) + 0x700) 18772aa5baSKonstantin Porotchkin #define LLC_BANKED_MNT_AHR(ap) (MVEBU_LLC_BASE(ap) + 0x724) 19772aa5baSKonstantin Porotchkin #define LLC_INV_WAY(ap) (MVEBU_LLC_BASE(ap) + 0x77C) 20772aa5baSKonstantin Porotchkin #define LLC_BLK_ALOC(ap) (MVEBU_LLC_BASE(ap) + 0x78c) 21772aa5baSKonstantin Porotchkin #define LLC_CLEAN_WAY(ap) (MVEBU_LLC_BASE(ap) + 0x7BC) 22772aa5baSKonstantin Porotchkin #define LLC_CLEAN_INV_WAY(ap) (MVEBU_LLC_BASE(ap) + 0x7FC) 235a40d70fSKonstantin Porotchkin #define LLC_TCN_LOCK(ap, tc) (MVEBU_LLC_BASE(ap) + 0x920 + 4 * (tc)) 24152b0e47SKonstantin Porotchkin 25152b0e47SKonstantin Porotchkin #define MASTER_LLC_CTRL LLC_CTRL(MVEBU_AP0) 26772aa5baSKonstantin Porotchkin #define MASTER_LLC_INV_WAY LLC_INV_WAY(MVEBU_AP0) 275a40d70fSKonstantin Porotchkin #define MASTER_LLC_TC0_LOCK LLC_TCN_LOCK(MVEBU_AP0, 0) 28152b0e47SKonstantin Porotchkin 29152b0e47SKonstantin Porotchkin #define LLC_CTRL_EN 1 30152b0e47SKonstantin Porotchkin #define LLC_EXCLUSIVE_EN 0x100 31772aa5baSKonstantin Porotchkin #define LLC_ALL_WAYS_MASK 0xFFFFFFFF 32772aa5baSKonstantin Porotchkin 33772aa5baSKonstantin Porotchkin /* AP806/AP807 - 1MB 8-ways LLC */ 34772aa5baSKonstantin Porotchkin #define LLC_WAYS 8 35772aa5baSKonstantin Porotchkin #define LLC_WAY_MASK ((1 << LLC_WAYS) - 1) 36772aa5baSKonstantin Porotchkin #define LLC_SIZE (1024 * 1024) 37772aa5baSKonstantin Porotchkin #define LLC_WAY_SIZE (LLC_SIZE / LLC_WAYS) 385a40d70fSKonstantin Porotchkin #define LLC_TC_NUM 15 39772aa5baSKonstantin Porotchkin 405a40d70fSKonstantin Porotchkin #define LLC_BLK_ALOC_WAY_ID(way) ((way) & 0x1f) 415a40d70fSKonstantin Porotchkin #define LLC_BLK_ALOC_WAY_DATA_DSBL (0x0 << 6) 425a40d70fSKonstantin Porotchkin #define LLC_BLK_ALOC_WAY_DATA_CLR (0x1 << 6) 435a40d70fSKonstantin Porotchkin #define LLC_BLK_ALOC_WAY_DATA_SET (0x3 << 6) 44506ff4c0SKonstantin Porotchkin #define LLC_BLK_ALOC_BASE_ADDR(addr) ((addr) & ~(LLC_WAY_SIZE - 1)) 45152b0e47SKonstantin Porotchkin 46d5dfdeb6SJulius Werner #ifndef __ASSEMBLER__ 47152b0e47SKonstantin Porotchkin void llc_cache_sync(int ap_index); 48152b0e47SKonstantin Porotchkin void llc_flush_all(int ap_index); 49152b0e47SKonstantin Porotchkin void llc_clean_all(int ap_index); 50152b0e47SKonstantin Porotchkin void llc_inv_all(int ap_index); 51152b0e47SKonstantin Porotchkin void llc_disable(int ap_index); 52152b0e47SKonstantin Porotchkin void llc_enable(int ap_index, int excl_mode); 53152b0e47SKonstantin Porotchkin int llc_is_exclusive(int ap_index); 54152b0e47SKonstantin Porotchkin void llc_runtime_enable(int ap_index); 555a40d70fSKonstantin Porotchkin #if LLC_SRAM 56506ff4c0SKonstantin Porotchkin int llc_sram_enable(int ap_index, int size); 575a40d70fSKonstantin Porotchkin void llc_sram_disable(int ap_index); 58506ff4c0SKonstantin Porotchkin int llc_sram_test(int ap_index, int size, char *msg); 595a40d70fSKonstantin Porotchkin #endif /* LLC_SRAM */ 60*c959ea78SManish V Badarkhe #endif /* __ASSEMBLER__ */ 61152b0e47SKonstantin Porotchkin 62c3cf06f1SAntonio Nino Diaz #endif /* CACHE_LLC_H */ 63