diff options
Diffstat (limited to 'services')
| -rw-r--r-- | services/std_svc/drtm/drtm_measurements.c | 2 | ||||
| -rw-r--r-- | services/std_svc/errata_abi/cpu_errata_info.h | 72 | ||||
| -rw-r--r-- | services/std_svc/errata_abi/errata_abi_main.c | 570 | ||||
| -rw-r--r-- | services/std_svc/spm/el3_spmc/spmc_setup.c | 2 | ||||
| -rw-r--r-- | services/std_svc/spm/spm_mm/spm_mm_main.c | 2 | ||||
| -rw-r--r-- | services/std_svc/spmd/spmd_main.c | 84 | ||||
| -rw-r--r-- | services/std_svc/spmd/spmd_private.h | 9 | ||||
| -rw-r--r-- | services/std_svc/std_svc_setup.c | 10 |
8 files changed, 746 insertions, 5 deletions
diff --git a/services/std_svc/drtm/drtm_measurements.c b/services/std_svc/drtm/drtm_measurements.c index a8f2b3267..8d514b77f 100644 --- a/services/std_svc/drtm/drtm_measurements.c +++ b/services/std_svc/drtm/drtm_measurements.c @@ -47,7 +47,7 @@ static int drtm_event_log_measure_and_record(uintptr_t data_base, metadata.pcr = pcr; /* - * Measure the payloads requested by D-CRTM and DCE commponents + * Measure the payloads requested by D-CRTM and DCE components * Hash algorithm decided by the Event Log driver at build-time */ rc = event_log_measure(data_base, data_size, hash_data); diff --git a/services/std_svc/errata_abi/cpu_errata_info.h b/services/std_svc/errata_abi/cpu_errata_info.h new file mode 100644 index 000000000..671a6949d --- /dev/null +++ b/services/std_svc/errata_abi/cpu_errata_info.h @@ -0,0 +1,72 @@ +/* + * Copyright (c) 2023, 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_a35.h> +#include <cortex_a510.h> +#include <cortex_a53.h> +#include <cortex_a57.h> +#include <cortex_a55.h> +#include <cortex_a710.h> +#include <cortex_a72.h> +#include <cortex_a73.h> +#include <cortex_a75.h> +#include <cortex_a76.h> +#include <cortex_a77.h> +#include <cortex_a78.h> +#include <cortex_a78_ae.h> +#include <cortex_a78c.h> +#include <cortex_makalu.h> +#include <cortex_x1.h> +#include <cortex_x2.h> +#include <neoverse_n1.h> +#include <neoverse_n2.h> +#include <neoverse_v1.h> +#include <neoverse_v2.h> +#else +#include <cortex_a15.h> +#include <cortex_a17.h> +#include <cortex_a57.h> +#include <cortex_a9.h> +#endif + +#define MAX_ERRATA_ENTRIES 16 + +#define ERRATA_LIST_END (MAX_ERRATA_ENTRIES - 1) + +/* Default values for unused memory in the array */ +#define UNDEF_ERRATA {UINT_MAX, UCHAR_MAX, UCHAR_MAX, false, false} + +#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 */ + bool errata_enabled; /* indicate if errata enabled */ + /* flag to indicate if errata query is based out of non-arm interconnect */ + bool non_arm_interconnect; +}; + +struct em_cpu_list{ + /* field to hold cpu specific part number defined in midr reg */ + unsigned long cpu_partnumber; + struct em_cpu cpu_errata_list[MAX_ERRATA_ENTRIES]; +}; + +int32_t verify_errata_implemented(uint32_t errata_id, uint32_t forward_flag); +#endif /* ERRATA_CPUSPEC_H */ diff --git a/services/std_svc/errata_abi/errata_abi_main.c b/services/std_svc/errata_abi/errata_abi_main.c new file mode 100644 index 000000000..bf9409d06 --- /dev/null +++ b/services/std_svc/errata_abi/errata_abi_main.c @@ -0,0 +1,570 @@ +/* + * Copyright (c) 2023, Arm Limited and Contributors. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include <assert.h> +#include "cpu_errata_info.h" +#include <lib/smccc.h> +#include <lib/utils_def.h> +#include <services/errata_abi_svc.h> +#include <smccc_helpers.h> + +/* + * Global pointer that points to the specific + * structure based on the MIDR part number + */ +struct em_cpu_list *cpu_ptr; + +extern uint8_t cpu_get_rev_var(void); + +/* Structure array that holds CPU specific errata information */ +struct em_cpu_list cpu_list[] = { +#if CORTEX_A9_H_INC +{ + .cpu_partnumber = CORTEX_A9_MIDR, + .cpu_errata_list = { + [0] = {794073, 0x00, 0xFF, ERRATA_A9_794073}, + [1 ... ERRATA_LIST_END] = UNDEF_ERRATA, + } +}, +#endif /* CORTEX_A9_H_INC */ + +#if CORTEX_A15_H_INC +{ + .cpu_partnumber = CORTEX_A15_MIDR, + .cpu_errata_list = { + [0] = {816470, 0x30, 0xFF, ERRATA_A15_816470}, + [1] = {827671, 0x30, 0xFF, ERRATA_A15_827671}, + [2 ... ERRATA_LIST_END] = UNDEF_ERRATA, + } +}, +#endif /* CORTEX_A15_H_INC */ + +#if CORTEX_A17_H_INC +{ + .cpu_partnumber = CORTEX_A17_MIDR, + .cpu_errata_list = { + [0] = {852421, 0x00, 0x12, ERRATA_A17_852421}, + [1] = {852423, 0x00, 0x12, ERRATA_A17_852423}, + [2 ... ERRATA_LIST_END] = UNDEF_ERRATA, + } +}, +#endif /* CORTEX_A17_H_INC */ + +#if CORTEX_A35_H_INC +{ + .cpu_partnumber = CORTEX_A35_MIDR, + .cpu_errata_list = { + [0] = {855472, 0x00, 0x00, ERRATA_A35_855472}, + [1 ... ERRATA_LIST_END] = UNDEF_ERRATA, + } +}, +#endif /* CORTEX_A35_H_INC */ + +#if CORTEX_A53_H_INC +{ + .cpu_partnumber = CORTEX_A53_MIDR, + .cpu_errata_list = { + [0] = {819472, 0x00, 0x01, ERRATA_A53_819472}, + [1] = {824069, 0x00, 0x02, ERRATA_A53_824069}, + [2] = {826319, 0x00, 0x02, ERRATA_A53_826319}, + [3] = {827319, 0x00, 0x02, ERRATA_A53_827319}, + [4] = {835769, 0x00, 0x04, ERRATA_A53_835769}, + [5] = {836870, 0x00, 0x03, ERRATA_A53_836870}, + [6] = {843419, 0x00, 0x04, ERRATA_A53_843419}, + [7] = {855873, 0x03, 0xFF, ERRATA_A53_855873}, + [8] = {1530924, 0x00, 0xFF, ERRATA_A53_1530924}, + [9 ... ERRATA_LIST_END] = UNDEF_ERRATA, + } +}, +#endif /* CORTEX_A53_H_INC */ + +#if CORTEX_A55_H_INC +{ + .cpu_partnumber = CORTEX_A55_MIDR, + .cpu_errata_list = { + [0] = {768277, 0x00, 0x00, ERRATA_A55_768277}, + [1] = {778703, 0x00, 0x00, ERRATA_A55_778703}, + [2] = {798797, 0x00, 0x00, ERRATA_A55_798797}, + [3] = {846532, 0x00, 0x01, ERRATA_A55_846532}, + [4] = {903758, 0x00, 0x01, ERRATA_A55_903758}, + [5] = {1221012, 0x00, 0x10, ERRATA_A55_1221012}, + [6] = {1530923, 0x00, 0xFF, ERRATA_A55_1530923}, + [7 ... ERRATA_LIST_END] = UNDEF_ERRATA, + } +}, +#endif /* CORTEX_A55_H_INC */ + +#if CORTEX_A57_H_INC +{ + .cpu_partnumber = CORTEX_A57_MIDR, + .cpu_errata_list = { + [0] = {806969, 0x00, 0x00, ERRATA_A57_806969}, + [1] = {813419, 0x00, 0x00, ERRATA_A57_813419}, + [2] = {813420, 0x00, 0x00, ERRATA_A57_813420}, + [3] = {814670, 0x00, 0x00, ERRATA_A57_814670}, + [4] = {817169, 0x00, 0x01, ERRATA_A57_817169}, + [5] = {826974, 0x00, 0x11, ERRATA_A57_826974}, + [6] = {826977, 0x00, 0x11, ERRATA_A57_826977}, + [7] = {828024, 0x00, 0x11, ERRATA_A57_828024}, + [8] = {829520, 0x00, 0x12, ERRATA_A57_829520}, + [9] = {833471, 0x00, 0x12, ERRATA_A57_833471}, + [10] = {859972, 0x00, 0x13, ERRATA_A57_859972}, + [11] = {1319537, 0x00, 0xFF, ERRATA_A57_1319537}, + [12 ... ERRATA_LIST_END] = UNDEF_ERRATA, + } +}, +#endif /* CORTEX_A57_H_INC */ + +#if CORTEX_A72_H_INC +{ + .cpu_partnumber = CORTEX_A72_MIDR, + .cpu_errata_list = { + [0] = {859971, 0x00, 0x03, ERRATA_A72_859971}, + [1] = {1319367, 0x00, 0xFF, ERRATA_A72_1319367}, + [2 ... ERRATA_LIST_END] = UNDEF_ERRATA, + } +}, +#endif /* CORTEX_A72_H_INC */ + +#if CORTEX_A73_H_INC +{ + .cpu_partnumber = CORTEX_A73_MIDR, + .cpu_errata_list = { + [0] = {852427, 0x00, 0x00, ERRATA_A73_852427}, + [1] = {855423, 0x00, 0x01, ERRATA_A73_855423}, + [2 ... ERRATA_LIST_END] = UNDEF_ERRATA, + } +}, +#endif /* CORTEX_A73_H_INC */ + +#if CORTEX_A75_H_INC +{ + .cpu_partnumber = CORTEX_A75_MIDR, + .cpu_errata_list = { + [0] = {764081, 0x00, 0x00, ERRATA_A75_764081}, + [1] = {790748, 0x00, 0x00, ERRATA_A75_790748}, + [2 ... ERRATA_LIST_END] = UNDEF_ERRATA, + } +}, +#endif /* CORTEX_A75_H_INC */ + +#if CORTEX_A76_H_INC +{ + .cpu_partnumber = CORTEX_A76_MIDR, + .cpu_errata_list = { + [0] = {1073348, 0x00, 0x10, ERRATA_A76_1073348}, + [1] = {1130799, 0x00, 0x20, ERRATA_A76_1130799}, + [2] = {1165522, 0x00, 0xFF, ERRATA_A76_1165522}, + [3] = {1220197, 0x00, 0x20, ERRATA_A76_1220197}, + [4] = {1257314, 0x00, 0x30, ERRATA_A76_1257314}, + [5] = {1262606, 0x00, 0x30, ERRATA_A76_1262606}, + [6] = {1262888, 0x00, 0x30, ERRATA_A76_1262888}, + [7] = {1275112, 0x00, 0x30, ERRATA_A76_1275112}, + [8] = {1791580, 0x00, 0x40, ERRATA_A76_1791580}, + [9] = {1868343, 0x00, 0x40, ERRATA_A76_1868343}, + [10] = {1946160, 0x30, 0x41, ERRATA_A76_1946160}, + [11 ... ERRATA_LIST_END] = UNDEF_ERRATA, + } +}, +#endif /* CORTEX_A76_H_INC */ + +#if CORTEX_A77_H_INC +{ + .cpu_partnumber = CORTEX_A77_MIDR, + .cpu_errata_list = { + [0] = {1508412, 0x00, 0x10, ERRATA_A77_1508412}, + [1] = {1791578, 0x00, 0x11, ERRATA_A77_1791578}, + [2] = {1800714, 0x00, 0x11, ERRATA_A77_1800714}, + [3] = {1925769, 0x00, 0x11, ERRATA_A77_1925769}, + [4] = {1946167, 0x00, 0x11, ERRATA_A77_1946167}, + [5] = {2356587, 0x00, 0x11, ERRATA_A77_2356587}, + [6] = {2743100, 0x00, 0x11, ERRATA_A77_2743100}, + [7 ... ERRATA_LIST_END] = UNDEF_ERRATA, + } +}, +#endif /* CORTEX_A77_H_INC */ + +#if CORTEX_A78_H_INC +{ + .cpu_partnumber = CORTEX_A78_MIDR, + .cpu_errata_list = { + [0] = {1688305, 0x00, 0x10, ERRATA_A78_1688305}, + [1] = {1821534, 0x00, 0x10, ERRATA_A78_1821534}, + [2] = {1941498, 0x00, 0x11, ERRATA_A78_1941498}, + [3] = {1951500, 0x10, 0x11, ERRATA_A78_1951500}, + [4] = {1952683, 0x00, 0x00, ERRATA_A78_1952683}, + [5] = {2132060, 0x00, 0x12, ERRATA_A78_2132060}, + [6] = {2242635, 0x10, 0x12, ERRATA_A78_2242635}, + [7] = {2376745, 0x00, 0x12, ERRATA_A78_2376745}, + [8] = {2395406, 0x00, 0x12, ERRATA_A78_2395406}, + [9] = {2712571, 0x00, 0x12, ERRATA_A78_2712571, \ + ERRATA_NON_ARM_INTERCONNECT}, + [10] = {2742426, 0x00, 0x12, ERRATA_A78_2742426}, + [11] = {2772019, 0x00, 0x12, ERRATA_A78_2772019}, + [12] = {2779479, 0x00, 0x12, ERRATA_A78_2779479}, + [13 ... ERRATA_LIST_END] = UNDEF_ERRATA, + } +}, +#endif /* CORTEX_A78_H_INC */ + +#if CORTEX_A78_AE_H_INC +{ + .cpu_partnumber = CORTEX_A78_AE_MIDR, + .cpu_errata_list = { + [0] = {1941500, 0x00, 0x01, ERRATA_A78_AE_1941500}, + [1] = {1951502, 0x00, 0x01, ERRATA_A78_AE_1951502}, + [2] = {2376748, 0x00, 0x01, ERRATA_A78_AE_2376748}, + [3] = {2395408, 0x00, 0x01, ERRATA_A78_AE_2395408}, + [4] = {2712574, 0x00, 0x02, ERRATA_A78_AE_2712574, \ + ERRATA_NON_ARM_INTERCONNECT}, + [5 ... ERRATA_LIST_END] = UNDEF_ERRATA, + } +}, +#endif /* CORTEX_A78_AE_H_INC */ + +#if CORTEX_A78C_H_INC +{ + .cpu_partnumber = CORTEX_A78C_MIDR, + .cpu_errata_list = { + [0] = {2132064, 0x01, 0x02, ERRATA_A78C_2132064}, + [1] = {2242638, 0x01, 0x02, ERRATA_A78C_2242638}, + [2] = {2376749, 0x01, 0x02, ERRATA_A78C_2376749}, + [3] = {2395411, 0x01, 0x02, ERRATA_A78C_2395411}, + [4] = {2712575, 0x01, 0x02, ERRATA_A78C_2712575, \ + ERRATA_NON_ARM_INTERCONNECT}, + [5] = {2772121, 0x00, 0x02, ERRATA_A78C_2772121}, + [6] = {2779484, 0x01, 0x02, ERRATA_A78C_2779484}, + [7 ... ERRATA_LIST_END] = UNDEF_ERRATA, + } +}, +#endif /* CORTEX_A78C_H_INC */ + +#if CORTEX_X1_H_INC +{ + .cpu_partnumber = CORTEX_X1_MIDR, + .cpu_errata_list = { + [0] = {1688305, 0x00, 0x10, ERRATA_X1_1688305}, + [1] = {1821534, 0x00, 0x10, ERRATA_X1_1821534}, + [2] = {1827429, 0x00, 0x10, ERRATA_X1_1827429}, + [3 ... ERRATA_LIST_END] = UNDEF_ERRATA, + } +}, +#endif /* CORTEX_X1_H_INC */ + +#if NEOVERSE_N1_H_INC +{ + .cpu_partnumber = NEOVERSE_N1_MIDR, + .cpu_errata_list = { + [0] = {1073348, 0x00, 0x10, ERRATA_N1_1073348}, + [1] = {1130799, 0x00, 0x20, ERRATA_N1_1130799}, + [2] = {1165347, 0x00, 0x20, ERRATA_N1_1165347}, + [3] = {1207823, 0x00, 0x20, ERRATA_N1_1207823}, + [4] = {1220197, 0x00, 0x20, ERRATA_N1_1220197}, + [5] = {1257314, 0x00, 0x30, ERRATA_N1_1257314}, + [6] = {1262606, 0x00, 0x30, ERRATA_N1_1262606}, + [7] = {1262888, 0x00, 0x30, ERRATA_N1_1262888}, + [8] = {1275112, 0x00, 0x30, ERRATA_N1_1275112}, + [9] = {1315703, 0x00, 0x30, ERRATA_N1_1315703}, + [10] = {1542419, 0x30, 0x40, ERRATA_N1_1542419}, + [11] = {1868343, 0x00, 0x40, ERRATA_N1_1868343}, + [12] = {1946160, 0x30, 0x41, ERRATA_N1_1946160}, + [13] = {2743102, 0x00, 0x41, ERRATA_N1_2743102}, + [14 ... ERRATA_LIST_END] = UNDEF_ERRATA, + } +}, +#endif /* NEOVERSE_N1_H_INC */ + +#if NEOVERSE_V1_H_INC +{ + .cpu_partnumber = NEOVERSE_V1_MIDR, + .cpu_errata_list = { + [0] = {1618635, 0x00, 0x0F, ERRATA_V1_1618635}, + [1] = {1774420, 0x00, 0x10, ERRATA_V1_1774420}, + [2] = {1791573, 0x00, 0x10, ERRATA_V1_1791573}, + [3] = {1852267, 0x00, 0x10, ERRATA_V1_1852267}, + [4] = {1925756, 0x00, 0x11, ERRATA_V1_1925756}, + [5] = {1940577, 0x10, 0x11, ERRATA_V1_1940577}, + [6] = {1966096, 0x10, 0x11, ERRATA_V1_1966096}, + [7] = {2108267, 0x00, 0x11, ERRATA_V1_2108267}, + [8] = {2139242, 0x00, 0x11, ERRATA_V1_2139242}, + [9] = {2216392, 0x10, 0x11, ERRATA_V1_2216392}, + [10] = {2294912, 0x00, 0x11, ERRATA_V1_2294912}, + [11] = {2372203, 0x00, 0x11, ERRATA_V1_2372203}, + [12] = {2701953, 0x00, 0x11, ERRATA_V1_2701953, \ + ERRATA_NON_ARM_INTERCONNECT}, + [13] = {2743093, 0x00, 0x12, ERRATA_V1_2743093}, + [14] = {2779461, 0x00, 0x12, ERRATA_V1_2779461}, + [15 ... ERRATA_LIST_END] = UNDEF_ERRATA, + } +}, +#endif /* NEOVERSE_V1_H_INC */ + +#if CORTEX_A710_H_INC +{ + .cpu_partnumber = CORTEX_A710_MIDR, + .cpu_errata_list = { + [0] = {1987031, 0x00, 0x20, ERRATA_A710_1987031}, + [1] = {2008768, 0x00, 0x20, ERRATA_A710_2008768}, + [2] = {2017096, 0x00, 0x20, ERRATA_A710_2017096}, + [3] = {2055002, 0x10, 0x20, ERRATA_A710_2055002}, + [4] = {2058056, 0x00, 0x10, ERRATA_A710_2058056}, + [5] = {2081180, 0x00, 0x20, ERRATA_A710_2081180}, + [6] = {2083908, 0x20, 0x20, ERRATA_A710_2083908}, + [7] = {2136059, 0x00, 0x20, ERRATA_A710_2136059}, + [8] = {2147715, 0x20, 0x20, ERRATA_A710_2147715}, + [9] = {2216384, 0x00, 0x20, ERRATA_A710_2216384}, + [10] = {2267065, 0x00, 0x20, ERRATA_A710_2267065}, + [11] = {2282622, 0x00, 0x21, ERRATA_A710_2282622}, + [12] = {2291219, 0x00, 0x20, ERRATA_A710_2291219}, + [13] = {2371105, 0x00, 0x20, ERRATA_A710_2371105}, + [14] = {2701952, 0x00, 0x21, ERRATA_A710_2701952, \ + ERRATA_NON_ARM_INTERCONNECT}, + [15] = {2768515, 0x00, 0x21, ERRATA_A710_2768515} + } +}, +#endif /* CORTEX_A710_H_INC */ + +#if NEOVERSE_N2_H_INC +{ + .cpu_partnumber = NEOVERSE_N2_MIDR, + .cpu_errata_list = { + [0] = {2002655, 0x00, 0x00, ERRATA_N2_2002655}, + [1] = {2025414, 0x00, 0x00, ERRATA_N2_2025414}, + [2] = {2067956, 0x00, 0x00, ERRATA_N2_2067956}, + [3] = {2138953, 0x00, 0x00, ERRATA_N2_2138953}, + [4] = {2138956, 0x00, 0x00, ERRATA_N2_2138956}, + [5] = {2138958, 0x00, 0x00, ERRATA_N2_2138958}, + [6] = {2189731, 0x00, 0x00, ERRATA_N2_2189731}, + [7] = {2242400, 0x00, 0x00, ERRATA_N2_2242400}, + [8] = {2242415, 0x00, 0x00, ERRATA_N2_2242415}, + [9] = {2280757, 0x00, 0x00, ERRATA_N2_2280757}, + [10] = {2326639, 0x00, 0x00, ERRATA_N2_2326639}, + [11] = {2376738, 0x00, 0x00, ERRATA_N2_2376738}, + [12] = {2388450, 0x00, 0x00, ERRATA_N2_2388450}, + [13] = {2728475, 0x00, 0x02, ERRATA_N2_2728475, \ + ERRATA_NON_ARM_INTERCONNECT}, + [14] = {2743089, 0x00, 0x02, ERRATA_N2_2743089}, + [15 ... ERRATA_LIST_END] = UNDEF_ERRATA, + } +}, +#endif /* NEOVERSE_N2_H_INC */ + +#if CORTEX_X2_H_INC +{ + .cpu_partnumber = CORTEX_X2_MIDR, + .cpu_errata_list = { + [0] = {2002765, 0x00, 0x20, ERRATA_X2_2002765}, + [1] = {2017096, 0x00, 0x20, ERRATA_X2_2017096}, + [2] = {2058056, 0x00, 0x20, ERRATA_X2_2058056}, + [3] = {2081180, 0x00, 0x20, ERRATA_X2_2081180}, + [4] = {2083908, 0x00, 0x20, ERRATA_X2_2083908}, + [5] = {2147715, 0x20, 0x20, ERRATA_X2_2147715}, + [6] = {2216384, 0x00, 0x20, ERRATA_X2_2216384}, + [7] = {2282622, 0x00, 0x21, ERRATA_X2_2282622}, + [8] = {2371105, 0x00, 0x21, ERRATA_X2_2371105}, + [9] = {2701952, 0x00, 0x21, ERRATA_X2_2701952, \ + ERRATA_NON_ARM_INTERCONNECT}, + [10] = {2768515, 0x00, 0x21, ERRATA_X2_2768515}, + [11 ... ERRATA_LIST_END] = UNDEF_ERRATA, + } +}, +#endif /* CORTEX_X2_H_INC */ + +#if CORTEX_A510_H_INC +{ + .cpu_partnumber = CORTEX_A510_MIDR, + .cpu_errata_list = { + [0] = {1922240, 0x00, 0x00, ERRATA_A510_1922240}, + [1] = {2041909, 0x02, 0x02, ERRATA_A510_2041909}, + [2] = {2042739, 0x00, 0x02, ERRATA_A510_2042739}, + [3] = {2172148, 0x00, 0x10, ERRATA_A510_2172148}, + [4] = {2218950, 0x00, 0x10, ERRATA_A510_2218950}, + [5] = {2250311, 0x00, 0x10, ERRATA_A510_2250311}, + [6] = {2288014, 0x00, 0x10, ERRATA_A510_2288014}, + [7] = {2347730, 0x00, 0x11, ERRATA_A510_2347730}, + [8] = {2371937, 0x00, 0x11, ERRATA_A510_2371937}, + [9] = {2666669, 0x00, 0x11, ERRATA_A510_2666669}, + [10] = {2684597, 0x00, 0x12, ERRATA_A510_2684597}, + [11 ... ERRATA_LIST_END] = UNDEF_ERRATA, + } +}, +#endif /* CORTEX_A510_H_INC */ + +#if NEOVERSE_V2_H_INC +{ + .cpu_partnumber = NEOVERSE_V2_MIDR, + .cpu_errata_list = { + [0] = {2719103, 0x00, 0x01, ERRATA_V2_2719103, \ + ERRATA_NON_ARM_INTERCONNECT}, + [1 ... ERRATA_LIST_END] = UNDEF_ERRATA, + } +}, +#endif /* NEOVERSE_V2_H_INC */ + +#if CORTEX_A715_H_INC +{ + .cpu_partnumber = CORTEX_MAKALU_MIDR, + .cpu_errata_list = { + [0] = {2701951, 0x00, 0x11, ERRATA_A715_2701951, \ + ERRATA_NON_ARM_INTERCONNECT}, + [1 ... ERRATA_LIST_END] = UNDEF_ERRATA, + } +}, +#endif /* CORTEX_A715_H_INC */ +}; + +/* + * Function to do binary search and check for the specific errata ID + * in the array of structures specific to the cpu identified. + */ +int32_t binary_search(struct em_cpu_list *ptr, uint32_t erratum_id, uint8_t rxpx_val) +{ + int low_index = 0U, mid_index = 0U; + + int high_index = MAX_ERRATA_ENTRIES - 1; + + assert(ptr != NULL); + + /* + * Pointer to the errata list of the cpu that matches + * extracted partnumber in the cpu list + */ + struct em_cpu *erratum_ptr = NULL; + + while (low_index <= high_index) { + mid_index = (low_index + high_index) / 2; + + erratum_ptr = &ptr->cpu_errata_list[mid_index]; + assert(erratum_ptr != NULL); + + if (erratum_id < erratum_ptr->em_errata_id) { + high_index = mid_index - 1; + } else if (erratum_id > erratum_ptr->em_errata_id) { + low_index = mid_index + 1; + } else if (erratum_id == erratum_ptr->em_errata_id) { + if (RXPX_RANGE(rxpx_val, erratum_ptr->em_rxpx_lo, \ + erratum_ptr->em_rxpx_hi)) { + if ((erratum_ptr->errata_enabled) && \ + (!(erratum_ptr->non_arm_interconnect))) { + return EM_HIGHER_EL_MITIGATION; + } + return EM_AFFECTED; + } + return EM_NOT_AFFECTED; + } + } + /* no matching errata ID */ + return EM_UNKNOWN_ERRATUM; +} + +/* Function to check if the errata exists for the specific CPU and rxpx */ +int32_t verify_errata_implemented(uint32_t errata_id, uint32_t forward_flag) +{ + /* + * Read MIDR value and extract the revision, variant and partnumber + */ + static uint32_t midr_val, cpu_partnum; + static uint8_t cpu_rxpx_val; + int32_t ret_val = EM_UNKNOWN_ERRATUM; + + /* Determine the number of cpu listed in the cpu list */ + uint8_t size_cpulist = ARRAY_SIZE(cpu_list); + + /* Read the midr reg to extract cpu, revision and variant info */ + midr_val = read_midr(); + + /* Extract revision and variant from the MIDR register */ + cpu_rxpx_val = cpu_get_rev_var(); + + /* Extract the cpu partnumber and check if the cpu is in the cpu list */ + cpu_partnum = EXTRACT_PARTNUM(midr_val); + + for (uint8_t i = 0; i < size_cpulist; i++) { + cpu_ptr = &cpu_list[i]; + uint16_t partnum_extracted = EXTRACT_PARTNUM(cpu_ptr->cpu_partnumber); + + if (partnum_extracted == cpu_partnum) { + /* + * If the midr value is in the cpu list, binary search + * for the errata ID and specific revision in the list. + */ + ret_val = binary_search(cpu_ptr, errata_id, cpu_rxpx_val); + break; + } + } + return ret_val; +} + +/* Predicate indicating that a function id is part of EM_ABI */ +bool is_errata_fid(uint32_t smc_fid) +{ + return ((smc_fid == ARM_EM_VERSION) || + (smc_fid == ARM_EM_FEATURES) || + (smc_fid == ARM_EM_CPU_ERRATUM_FEATURES)); + +} + +bool validate_spsr_mode(void) +{ + /* In AArch64, if the caller is EL1, return true */ + + #if __aarch64__ + if (GET_EL(read_spsr_el3()) == MODE_EL1) { + return true; + } + return false; + #else + + /* In AArch32, if in system/svc mode, return true */ + uint8_t read_el_state = GET_M32(read_spsr()); + + if ((read_el_state == (MODE32_svc)) || (read_el_state == MODE32_sys)) { + return true; + } + return false; + #endif /* __aarch64__ */ +} + +uintptr_t errata_abi_smc_handler(uint32_t smc_fid, u_register_t x1, + u_register_t x2, u_register_t x3, u_register_t x4, + void *cookie, void *handle, u_register_t flags) +{ + int32_t ret_id = EM_UNKNOWN_ERRATUM; + + switch (smc_fid) { + case ARM_EM_VERSION: + SMC_RET1(handle, MAKE_SMCCC_VERSION( + EM_VERSION_MAJOR, EM_VERSION_MINOR + )); + break; /* unreachable */ + case ARM_EM_FEATURES: + if (is_errata_fid((uint32_t)x1)) { + SMC_RET1(handle, EM_SUCCESS); + } + + SMC_RET1(handle, EM_NOT_SUPPORTED); + break; /* unreachable */ + case ARM_EM_CPU_ERRATUM_FEATURES: + + /* + * If the forward flag is greater than zero and the calling EL + * is EL1 in AArch64 or in system mode or svc mode in case of AArch32, + * return Invalid Parameters. + */ + if (((uint32_t)x2 != 0) && (validate_spsr_mode())) { + SMC_RET1(handle, EM_INVALID_PARAMETERS); + } + ret_id = verify_errata_implemented((uint32_t)x1, (uint32_t)x2); + SMC_RET1(handle, ret_id); + break; /* unreachable */ + default: + { + WARN("Unimplemented Errata ABI Service Call: 0x%x\n", smc_fid); + SMC_RET1(handle, EM_UNKNOWN_ERRATUM); + break; /* unreachable */ + } + } +} diff --git a/services/std_svc/spm/el3_spmc/spmc_setup.c b/services/std_svc/spm/el3_spmc/spmc_setup.c index 8ebae2852..6de25f64b 100644 --- a/services/std_svc/spm/el3_spmc/spmc_setup.c +++ b/services/std_svc/spm/el3_spmc/spmc_setup.c @@ -90,7 +90,7 @@ static void spmc_create_boot_info(entry_point_info_t *ep_info, boot_header->offset_boot_info_desc); /* - * We must use the FF-A version coresponding to the version implemented + * We must use the FF-A version corresponding to the version implemented * by the SP. Currently this can only be v1.1. */ boot_header->version = sp->ffa_version; diff --git a/services/std_svc/spm/spm_mm/spm_mm_main.c b/services/std_svc/spm/spm_mm/spm_mm_main.c index 8525cd27c..1ff7bb77c 100644 --- a/services/std_svc/spm/spm_mm/spm_mm_main.c +++ b/services/std_svc/spm/spm_mm/spm_mm_main.c @@ -254,7 +254,7 @@ static uint64_t mm_communicate(uint32_t smc_fid, uint64_t mm_cookie, /* * The current secure partition design mandates * - at any point, only a single core can be - * executing in the secure partiton. + * executing in the secure partition. * - a core cannot be preempted by an interrupt * while executing in secure partition. * Raise the running priority of the core to the diff --git a/services/std_svc/spmd/spmd_main.c b/services/std_svc/spmd/spmd_main.c index 0e1899ede..80b506bc6 100644 --- a/services/std_svc/spmd/spmd_main.c +++ b/services/std_svc/spmd/spmd_main.c @@ -249,6 +249,74 @@ static uint64_t spmd_secure_interrupt_handler(uint32_t id, SMC_RET0(&ctx->cpu_ctx); } +/******************************************************************************* + * spmd_group0_interrupt_handler_nwd + * Group0 secure interrupt in the normal world are trapped to EL3. Delegate the + * handling of the interrupt to the platform handler, and return only upon + * successfully handling the Group0 interrupt. + ******************************************************************************/ +static uint64_t spmd_group0_interrupt_handler_nwd(uint32_t id, + uint32_t flags, + void *handle, + void *cookie) +{ + uint32_t intid; + + /* Sanity check the security state when the exception was generated. */ + assert(get_interrupt_src_ss(flags) == NON_SECURE); + + /* Sanity check the pointer to this cpu's context. */ + assert(handle == cm_get_context(NON_SECURE)); + + assert(id == INTR_ID_UNAVAILABLE); + + assert(plat_ic_get_pending_interrupt_type() == INTR_TYPE_EL3); + + intid = plat_ic_get_pending_interrupt_id(); + + if (plat_spmd_handle_group0_interrupt(intid) < 0) { + ERROR("Group0 interrupt %u not handled\n", intid); + panic(); + } + + return 0U; +} + +/******************************************************************************* + * spmd_handle_group0_intr_swd + * SPMC delegates handling of Group0 secure interrupt to EL3 firmware using + * FFA_EL3_INTR_HANDLE SMC call. Further, SPMD delegates the handling of the + * interrupt to the platform handler, and returns only upon successfully + * handling the Group0 interrupt. + ******************************************************************************/ +static uint64_t spmd_handle_group0_intr_swd(void *handle) +{ + uint32_t intid; + + /* Sanity check the pointer to this cpu's context */ + assert(handle == cm_get_context(SECURE)); + + assert(plat_ic_get_pending_interrupt_type() == INTR_TYPE_EL3); + + intid = plat_ic_get_pending_interrupt_id(); + + /* + * TODO: Currently due to a limitation in SPMD implementation, the + * platform handler is expected to not delegate handling to NWd while + * processing Group0 secure interrupt. + */ + if (plat_spmd_handle_group0_interrupt(intid) < 0) { + /* Group0 interrupt was not handled by the platform. */ + ERROR("Group0 interrupt %u not handled\n", intid); + panic(); + } + + /* Return success. */ + SMC_RET8(handle, FFA_SUCCESS_SMC32, FFA_PARAM_MBZ, FFA_PARAM_MBZ, + FFA_PARAM_MBZ, FFA_PARAM_MBZ, FFA_PARAM_MBZ, FFA_PARAM_MBZ, + FFA_PARAM_MBZ); +} + #if ENABLE_RME && SPMD_SPM_AT_SEL2 && !RESET_TO_BL31 static int spmd_dynamic_map_mem(uintptr_t base_addr, size_t size, unsigned int attr, uintptr_t *align_addr, @@ -492,6 +560,16 @@ static int spmd_spmc_init(void *pm_addr) panic(); } + /* + * Register an interrupt handler routing Group0 interrupts to SPMD + * while the NWd is running. + */ + rc = register_interrupt_type_handler(INTR_TYPE_EL3, + spmd_group0_interrupt_handler_nwd, + flags); + if (rc != 0) { + panic(); + } return 0; } @@ -1089,6 +1167,12 @@ uint64_t spmd_smc_handler(uint32_t smc_fid, handle, flags); break; /* Not reached */ #endif + case FFA_EL3_INTR_HANDLE: + if (secure_origin) { + return spmd_handle_group0_intr_swd(handle); + } else { + return spmd_ffa_error_return(handle, FFA_ERROR_DENIED); + } default: WARN("SPM: Unsupported call 0x%08x\n", smc_fid); return spmd_ffa_error_return(handle, FFA_ERROR_NOT_SUPPORTED); diff --git a/services/std_svc/spmd/spmd_private.h b/services/std_svc/spmd/spmd_private.h index d21a622fd..ff6942e41 100644 --- a/services/std_svc/spmd/spmd_private.h +++ b/services/std_svc/spmd/spmd_private.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2019-2022, ARM Limited and Contributors. All rights reserved. + * Copyright (c) 2019-2023, Arm Limited and Contributors. All rights reserved. * * SPDX-License-Identifier: BSD-3-Clause */ @@ -93,6 +93,13 @@ spmd_spm_core_context_t *spmd_get_context(void); int spmd_pm_secondary_ep_register(uintptr_t entry_point); bool spmd_check_address_in_binary_image(uint64_t address); +/* + * Platform hook in EL3 firmware to handle for Group0 secure interrupt. + * Return values: + * 0 = success + * otherwise it returns a negative value + */ +int plat_spmd_handle_group0_interrupt(uint32_t id); #endif /* __ASSEMBLER__ */ #endif /* SPMD_PRIVATE_H */ diff --git a/services/std_svc/std_svc_setup.c b/services/std_svc/std_svc_setup.c index 2884a3b9e..e782d09d2 100644 --- a/services/std_svc/std_svc_setup.c +++ b/services/std_svc/std_svc_setup.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2014-2022, ARM Limited and Contributors. All rights reserved. + * Copyright (c) 2014-2023, Arm Limited and Contributors. All rights reserved. * * SPDX-License-Identifier: BSD-3-Clause */ @@ -14,6 +14,7 @@ #include <lib/psci/psci.h> #include <lib/runtime_instr.h> #include <services/drtm_svc.h> +#include <services/errata_abi_svc.h> #include <services/pci_svc.h> #include <services/rmmd_svc.h> #include <services/sdei.h> @@ -177,6 +178,13 @@ static uintptr_t std_svc_smc_handler(uint32_t smc_fid, } #endif /* TRNG_SUPPORT */ +#if ERRATA_ABI_SUPPORT + if (is_errata_fid(smc_fid)) { + return errata_abi_smc_handler(smc_fid, x1, x2, x3, x4, cookie, + handle, flags); + } +#endif /* ERRATA_ABI_SUPPORT */ + #if ENABLE_RME if (is_rmmd_el3_fid(smc_fid)) { |