Patrick Georgi | ac95903 | 2020-05-05 22:49:26 +0200 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
Andrey Petrov | 9de55cc | 2016-02-25 14:19:07 -0800 | [diff] [blame] | 2 | |
Lee Leahy | 806fa24 | 2016-08-01 13:55:02 -0700 | [diff] [blame] | 3 | #include <bootstate.h> |
Andrey Petrov | 9de55cc | 2016-02-25 14:19:07 -0800 | [diff] [blame] | 4 | #include <console/console.h> |
Nico Huber | d67edca | 2018-11-13 19:28:07 +0100 | [diff] [blame] | 5 | #include <cpu/x86/mtrr.h> |
Andrey Petrov | 9de55cc | 2016-02-25 14:19:07 -0800 | [diff] [blame] | 6 | #include <fsp/util.h> |
Patrick Rudolph | 40beb36 | 2020-12-01 10:08:38 +0100 | [diff] [blame] | 7 | #include <mode_switch.h> |
Angel Pons | 654930e | 2022-01-01 17:08:00 +0100 | [diff] [blame] | 8 | #include <timestamp.h> |
Angel Pons | 355d844 | 2022-01-01 17:03:10 +0100 | [diff] [blame] | 9 | #include <types.h> |
| 10 | |
| 11 | struct fsp_notify_phase_data { |
| 12 | enum fsp_notify_phase notify_phase; |
Subrata Banik | e8feab0 | 2021-12-27 10:25:55 +0000 | [diff] [blame] | 13 | bool skip; |
Angel Pons | 355d844 | 2022-01-01 17:03:10 +0100 | [diff] [blame] | 14 | uint8_t post_code_before; |
| 15 | uint8_t post_code_after; |
| 16 | enum timestamp_id timestamp_before; |
| 17 | enum timestamp_id timestamp_after; |
| 18 | }; |
| 19 | |
| 20 | static const struct fsp_notify_phase_data notify_data[] = { |
| 21 | { |
| 22 | .notify_phase = AFTER_PCI_ENUM, |
Subrata Banik | 34f26b2 | 2022-02-10 12:38:02 +0530 | [diff] [blame^] | 23 | .skip = !CONFIG(USE_FSP_NOTIFY_PHASE_POST_PCI_ENUM), |
Angel Pons | 355d844 | 2022-01-01 17:03:10 +0100 | [diff] [blame] | 24 | .post_code_before = POST_FSP_NOTIFY_BEFORE_ENUMERATE, |
| 25 | .post_code_after = POST_FSP_NOTIFY_AFTER_ENUMERATE, |
| 26 | .timestamp_before = TS_FSP_BEFORE_ENUMERATE, |
| 27 | .timestamp_after = TS_FSP_AFTER_ENUMERATE, |
| 28 | }, |
| 29 | { |
| 30 | .notify_phase = READY_TO_BOOT, |
Subrata Banik | 34f26b2 | 2022-02-10 12:38:02 +0530 | [diff] [blame^] | 31 | .skip = !CONFIG(USE_FSP_NOTIFY_PHASE_READY_TO_BOOT), |
Angel Pons | 355d844 | 2022-01-01 17:03:10 +0100 | [diff] [blame] | 32 | .post_code_before = POST_FSP_NOTIFY_BEFORE_FINALIZE, |
| 33 | .post_code_after = POST_FSP_NOTIFY_AFTER_FINALIZE, |
| 34 | .timestamp_before = TS_FSP_BEFORE_FINALIZE, |
| 35 | .timestamp_after = TS_FSP_AFTER_FINALIZE, |
| 36 | }, |
| 37 | { |
| 38 | .notify_phase = END_OF_FIRMWARE, |
Subrata Banik | 34f26b2 | 2022-02-10 12:38:02 +0530 | [diff] [blame^] | 39 | .skip = !CONFIG(USE_FSP_NOTIFY_PHASE_END_OF_FIRMWARE), |
Angel Pons | 355d844 | 2022-01-01 17:03:10 +0100 | [diff] [blame] | 40 | .post_code_before = POST_FSP_NOTIFY_BEFORE_END_OF_FIRMWARE, |
| 41 | .post_code_after = POST_FSP_NOTIFY_AFTER_END_OF_FIRMWARE, |
| 42 | .timestamp_before = TS_FSP_BEFORE_END_OF_FIRMWARE, |
| 43 | .timestamp_after = TS_FSP_AFTER_END_OF_FIRMWARE, |
| 44 | }, |
| 45 | }; |
| 46 | |
| 47 | static const struct fsp_notify_phase_data *get_notify_phase_data(enum fsp_notify_phase phase) |
| 48 | { |
| 49 | for (size_t i = 0; i < ARRAY_SIZE(notify_data); i++) { |
| 50 | if (notify_data[i].notify_phase == phase) |
| 51 | return ¬ify_data[i]; |
| 52 | } |
| 53 | die("Unknown FSP notify phase %u\n", phase); |
| 54 | } |
Andrey Petrov | 9de55cc | 2016-02-25 14:19:07 -0800 | [diff] [blame] | 55 | |
Lee Leahy | 806fa24 | 2016-08-01 13:55:02 -0700 | [diff] [blame] | 56 | static void fsp_notify(enum fsp_notify_phase phase) |
Andrey Petrov | 9de55cc | 2016-02-25 14:19:07 -0800 | [diff] [blame] | 57 | { |
Angel Pons | 355d844 | 2022-01-01 17:03:10 +0100 | [diff] [blame] | 58 | const struct fsp_notify_phase_data *data = get_notify_phase_data(phase); |
Andrey Petrov | 9de55cc | 2016-02-25 14:19:07 -0800 | [diff] [blame] | 59 | struct fsp_notify_params notify_params = { .phase = phase }; |
Angel Pons | 654930e | 2022-01-01 17:08:00 +0100 | [diff] [blame] | 60 | fsp_notify_fn fspnotify; |
| 61 | uint32_t ret; |
Andrey Petrov | 9de55cc | 2016-02-25 14:19:07 -0800 | [diff] [blame] | 62 | |
Subrata Banik | e8feab0 | 2021-12-27 10:25:55 +0000 | [diff] [blame] | 63 | if (data->skip) { |
| 64 | printk(BIOS_INFO, "coreboot skipped calling FSP notify phase: %08x.\n", phase); |
| 65 | return; |
| 66 | } |
| 67 | |
Lee Leahy | 9671faa | 2016-07-24 18:18:52 -0700 | [diff] [blame] | 68 | if (!fsps_hdr.notify_phase_entry_offset) |
| 69 | die("Notify_phase_entry_offset is zero!\n"); |
Andrey Petrov | 9de55cc | 2016-02-25 14:19:07 -0800 | [diff] [blame] | 70 | |
Angel Pons | 654930e | 2022-01-01 17:08:00 +0100 | [diff] [blame] | 71 | fspnotify = (void *)(uintptr_t)(fsps_hdr.image_base + |
Andrey Petrov | 9de55cc | 2016-02-25 14:19:07 -0800 | [diff] [blame] | 72 | fsps_hdr.notify_phase_entry_offset); |
Lee Leahy | 672df16 | 2016-07-24 18:21:13 -0700 | [diff] [blame] | 73 | fsp_before_debug_notify(fspnotify, ¬ify_params); |
Andrey Petrov | 9de55cc | 2016-02-25 14:19:07 -0800 | [diff] [blame] | 74 | |
Angel Pons | 355d844 | 2022-01-01 17:03:10 +0100 | [diff] [blame] | 75 | timestamp_add_now(data->timestamp_before); |
| 76 | post_code(data->post_code_before); |
Alexandru Gagniuc | 010225c | 2016-05-06 08:22:45 -0700 | [diff] [blame] | 77 | |
Patrick Rudolph | 31218a4 | 2020-11-30 15:50:06 +0100 | [diff] [blame] | 78 | if (ENV_X86_64 && CONFIG(PLATFORM_USES_FSP2_X86_32)) |
Patrick Rudolph | 40beb36 | 2020-12-01 10:08:38 +0100 | [diff] [blame] | 79 | ret = protected_mode_call_1arg(fspnotify, (uintptr_t)¬ify_params); |
| 80 | else |
| 81 | ret = fspnotify(¬ify_params); |
Alexandru Gagniuc | 010225c | 2016-05-06 08:22:45 -0700 | [diff] [blame] | 82 | |
Angel Pons | 355d844 | 2022-01-01 17:03:10 +0100 | [diff] [blame] | 83 | timestamp_add_now(data->timestamp_after); |
| 84 | post_code(data->post_code_after); |
| 85 | |
Lee Leahy | 672df16 | 2016-07-24 18:21:13 -0700 | [diff] [blame] | 86 | fsp_debug_after_notify(ret); |
Alexandru Gagniuc | 010225c | 2016-05-06 08:22:45 -0700 | [diff] [blame] | 87 | |
Lee Leahy | 9671faa | 2016-07-24 18:18:52 -0700 | [diff] [blame] | 88 | /* Handle any errors returned by FspNotify */ |
| 89 | fsp_handle_reset(ret); |
Angel Pons | 2b1f8d4 | 2022-01-01 17:20:00 +0100 | [diff] [blame] | 90 | if (ret != FSP_SUCCESS) |
| 91 | die("FspNotify returned with error 0x%08x!\n", ret); |
Lee Leahy | 806fa24 | 2016-08-01 13:55:02 -0700 | [diff] [blame] | 92 | |
| 93 | /* Allow the platform to run something after FspNotify */ |
| 94 | platform_fsp_notify_status(phase); |
| 95 | } |
| 96 | |
| 97 | static void fsp_notify_dummy(void *arg) |
| 98 | { |
Patrick Rudolph | 90fda02 | 2020-11-30 13:44:17 +0100 | [diff] [blame] | 99 | enum fsp_notify_phase phase = (uint32_t)(uintptr_t)arg; |
Lee Leahy | 806fa24 | 2016-08-01 13:55:02 -0700 | [diff] [blame] | 100 | |
Nico Huber | d67edca | 2018-11-13 19:28:07 +0100 | [diff] [blame] | 101 | display_mtrrs(); |
Lee Leahy | 806fa24 | 2016-08-01 13:55:02 -0700 | [diff] [blame] | 102 | |
| 103 | fsp_notify(phase); |
| 104 | if (phase == READY_TO_BOOT) |
| 105 | fsp_notify(END_OF_FIRMWARE); |
| 106 | } |
| 107 | |
Angel Pons | 654930e | 2022-01-01 17:08:00 +0100 | [diff] [blame] | 108 | BOOT_STATE_INIT_ENTRY(BS_DEV_ENABLE, BS_ON_ENTRY, fsp_notify_dummy, (void *)AFTER_PCI_ENUM); |
| 109 | BOOT_STATE_INIT_ENTRY(BS_PAYLOAD_LOAD, BS_ON_EXIT, fsp_notify_dummy, (void *)READY_TO_BOOT); |
| 110 | BOOT_STATE_INIT_ENTRY(BS_OS_RESUME, BS_ON_ENTRY, fsp_notify_dummy, (void *)READY_TO_BOOT); |
Lee Leahy | 806fa24 | 2016-08-01 13:55:02 -0700 | [diff] [blame] | 111 | |
Angel Pons | 654930e | 2022-01-01 17:08:00 +0100 | [diff] [blame] | 112 | __weak void platform_fsp_notify_status(enum fsp_notify_phase phase) |
Lee Leahy | 806fa24 | 2016-08-01 13:55:02 -0700 | [diff] [blame] | 113 | { |
Andrey Petrov | 9de55cc | 2016-02-25 14:19:07 -0800 | [diff] [blame] | 114 | } |