| /* |
| * Copyright (c) 2023-2024, Arm Limited and Contributors. All rights reserved. |
| * |
| * SPDX-License-Identifier: BSD-3-Clause |
| */ |
| |
| #ifndef ERRATA_CPUSPEC_H |
| #define ERRATA_CPUSPEC_H |
| |
| #include <stdint.h> |
| #include <arch_helpers.h> |
| |
| #if __aarch64__ |
| #include <cortex_a710.h> |
| #include <cortex_a78.h> |
| #include <cortex_a78_ae.h> |
| #include <cortex_a78c.h> |
| #include <cortex_x2.h> |
| #include <cortex_x3.h> |
| #include <cortex_x4.h> |
| #include <neoverse_n2.h> |
| #include <neoverse_v1.h> |
| #include <neoverse_v2.h> |
| #endif |
| |
| /* Max number of platform based errata with no workaround in EL3 */ |
| #define MAX_PLAT_CPU_ERRATA_ENTRIES 2 |
| |
| #define ERRATA_LIST_END (MAX_PLAT_CPU_ERRATA_ENTRIES - 1) |
| |
| /* Default values for unused memory in the array */ |
| #define UNDEF_ERRATA {UINT_MAX, UCHAR_MAX, UCHAR_MAX} |
| |
| #define EXTRACT_PARTNUM(x) ((x >> MIDR_PN_SHIFT) & MIDR_PN_MASK) |
| |
| #define RXPX_RANGE(x, y, z) (((x >= y) && (x <= z)) ? true : false) |
| |
| /* |
| * CPU specific values for errata handling |
| */ |
| struct em_cpu{ |
| unsigned int em_errata_id; |
| unsigned char em_rxpx_lo; /* lowest revision of errata applicable for the cpu */ |
| unsigned char em_rxpx_hi; /* highest revision of errata applicable for the cpu */ |
| }; |
| |
| struct em_cpu_list{ |
| unsigned long cpu_partnumber; /* cpu specific part number defined in midr reg */ |
| struct em_cpu cpu_errata_list[MAX_PLAT_CPU_ERRATA_ENTRIES]; |
| }; |
| |
| int32_t verify_errata_implemented(uint32_t errata_id, uint32_t forward_flag); |
| #endif /* ERRATA_CPUSPEC_H */ |