| /* Copyright (c) 2011-2013, The Linux Foundation. All rights reserved. |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 and |
| * only version 2 as published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope that 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. |
| */ |
| |
| #ifndef _CORESIGHT_PRIV_H |
| #define _CORESIGHT_PRIV_H |
| |
| #include <linux/bitops.h> |
| |
| /* Coresight management registers (0xF00-0xFCC) |
| * 0xFA0 - 0xFA4: Management registers in PFTv1.0 |
| * Trace registers in PFTv1.1 |
| */ |
| #define CORESIGHT_ITCTRL (0xF00) |
| #define CORESIGHT_CLAIMSET (0xFA0) |
| #define CORESIGHT_CLAIMCLR (0xFA4) |
| #define CORESIGHT_LAR (0xFB0) |
| #define CORESIGHT_LSR (0xFB4) |
| #define CORESIGHT_AUTHSTATUS (0xFB8) |
| #define CORESIGHT_DEVID (0xFC8) |
| #define CORESIGHT_DEVTYPE (0xFCC) |
| |
| #define CORESIGHT_UNLOCK (0xC5ACCE55) |
| |
| #define TIMEOUT_US (100) |
| |
| #define BM(lsb, msb) ((BIT(msb) - BIT(lsb)) + BIT(msb)) |
| #define BMVAL(val, lsb, msb) ((val & BM(lsb, msb)) >> lsb) |
| #define BVAL(val, n) ((val & BIT(n)) >> n) |
| |
| #ifdef CONFIG_CORESIGHT_CSR |
| extern void msm_qdss_csr_enable_bam_to_usb(void); |
| extern void msm_qdss_csr_disable_bam_to_usb(void); |
| extern void msm_qdss_csr_disable_flush(void); |
| extern int coresight_csr_hwctrl_set(phys_addr_t addr, uint32_t val); |
| #else |
| static inline void msm_qdss_csr_enable_bam_to_usb(void) {} |
| static inline void msm_qdss_csr_disable_bam_to_usb(void) {} |
| static inline void msm_qdss_csr_disable_flush(void) {} |
| static inline int coresight_csr_hwctrl_set(phys_addr_t addr, |
| uint32_t val) { return -ENOSYS; } |
| #endif |
| #ifdef CONFIG_CORESIGHT_ETM |
| extern unsigned int etm_readl_cp14(uint32_t off); |
| extern void etm_writel_cp14(uint32_t val, uint32_t off); |
| #else |
| static inline unsigned int etm_readl_cp14(uint32_t off) { return 0; } |
| static inline void etm_writel_cp14(uint32_t val, uint32_t off) {} |
| #endif |
| |
| #endif |