summaryrefslogtreecommitdiffstats
path: root/src/soc/amd/common/block/pi/def_callouts.c
blob: 7126c975637141097391371512b6bf3369b0db05 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
/* SPDX-License-Identifier: GPL-2.0-only */

#include <cbfs.h>
#include <console/console.h>
#include <cpu/x86/lapic.h>
#include <cpu/x86/mp.h>
#include <timer.h>
#include <amdblocks/BiosCallOuts.h>
#include <amdblocks/agesawrapper.h>
#include <amdblocks/agesawrapper_call.h>
#include <amdblocks/reset.h>
#include <soc/southbridge.h>

#if ENV_BOOTBLOCK
const BIOS_CALLOUT_STRUCT BiosCallouts[] = {
	{ AGESA_DO_RESET,                 agesa_Reset },
	{ AGESA_FCH_OEM_CALLOUT,          agesa_fch_initreset },
	{ AGESA_HALT_THIS_AP,             agesa_HaltThisAp },
	{ AGESA_HEAP_REBASE,              agesa_HeapRebase },
	{ AGESA_GNB_PCIE_SLOT_RESET,      agesa_PcieSlotResetControl }
};
#else
const BIOS_CALLOUT_STRUCT BiosCallouts[] = {
	/* Required callouts */
#if ENV_ROMSTAGE
	{ AGESA_HALT_THIS_AP,             agesa_HaltThisAp },
#endif
	{ AGESA_ALLOCATE_BUFFER,          agesa_AllocateBuffer },
	{ AGESA_DEALLOCATE_BUFFER,        agesa_DeallocateBuffer },
	{ AGESA_DO_RESET,                 agesa_Reset },
	{ AGESA_LOCATE_BUFFER,            agesa_LocateBuffer },
	{ AGESA_READ_SPD,                 agesa_ReadSpd },
	{ AGESA_GNB_PCIE_SLOT_RESET,      agesa_PcieSlotResetControl },
	{ AGESA_GET_TEMP_HEAP_BASE,       agesa_GetTempHeapBase },
	{ AGESA_HEAP_REBASE,              agesa_HeapRebase },
#if ENV_RAMSTAGE
	{ AGESA_RUNFUNC_ONAP,             agesa_RunFuncOnAp },
	{ AGESA_RUNFUNC_ON_ALL_APS,       agesa_RunFcnOnAllAps },
	{ AGESA_WAIT_FOR_ALL_APS,         agesa_WaitForAllApsFinished },
	{ AGESA_IDLE_AN_AP,               agesa_IdleAnAp },
#endif /* ENV_RAMSTAGE */

	/* Optional callouts */
	{ AGESA_GET_IDS_INIT_DATA,             agesa_EmptyIdsInitData },
	//AgesaHeapRebase - Hook ID?
	{ AGESA_HOOKBEFORE_DRAM_INIT,          agesa_NoopUnsupported },
	{ AGESA_HOOKBEFORE_DQS_TRAINING,       agesa_NoopUnsupported },
	{ AGESA_EXTERNAL_2D_TRAIN_VREF_CHANGE, agesa_NoopUnsupported },
	{ AGESA_HOOKBEFORE_EXIT_SELF_REF,      agesa_NoopUnsupported },
	{ AGESA_GNB_GFX_GET_VBIOS_IMAGE,       agesa_GfxGetVbiosImage },
	{ AGESA_FCH_OEM_CALLOUT,               agesa_fch_initenv },
	{ AGESA_EXTERNAL_VOLTAGE_ADJUST,       agesa_NoopUnsupported },
	{ AGESA_GNB_PCIE_CLK_REQ,              agesa_NoopUnsupported },

	/* Deprecated */
	{ AGESA_HOOKBEFORE_DRAM_INIT_RECOVERY, agesa_NoopUnsupported},
	{ AGESA_READ_SPD_RECOVERY,             agesa_NoopUnsupported },

};
#endif

const int BiosCalloutsLen = ARRAY_SIZE(BiosCallouts);

AGESA_STATUS GetBiosCallout(uint32_t Func, uintptr_t Data, void *ConfigPtr)
{
	uintptr_t i;

	for (i = 0 ; i < BiosCalloutsLen ; i++) {
		if (BiosCallouts[i].CalloutName == Func)
			break;
	}

	if (i >= BiosCalloutsLen) {
		printk(BIOS_ERR, "ERROR: AGESA Callout Not Supported: 0x%x\n",
			(u32)Func);
		return AGESA_UNSUPPORTED;
	}

	return BiosCallouts[i].CalloutPtr(Func, Data, ConfigPtr);
}

AGESA_STATUS agesa_NoopUnsupported(uint32_t Func, uintptr_t Data,
							void *ConfigPtr)
{
	return AGESA_UNSUPPORTED;
}

AGESA_STATUS agesa_NoopSuccess(uint32_t Func, uintptr_t Data, void *ConfigPtr)
{
	return AGESA_SUCCESS;
}

AGESA_STATUS agesa_EmptyIdsInitData(uint32_t Func, uintptr_t Data,
							void *ConfigPtr)
{
	IDS_NV_ITEM *IdsPtr = ((IDS_CALLOUT_STRUCT *) ConfigPtr)->IdsNvPtr;
	if (Data == IDS_CALLOUT_INIT)
		IdsPtr[0].IdsNvValue = IdsPtr[0].IdsNvId = 0xffff;
	return AGESA_SUCCESS;
}

AGESA_STATUS agesa_Reset(uint32_t Func, uintptr_t Data, void *ConfigPtr)
{
	AGESA_STATUS Status;
	uintptr_t ResetType;

	ResetType = Data;

	/*
	 * This should perform the RESET based upon the ResetType, but coreboot
	 * doesn't have a reset manager to handle a WHENEVER case. Do all
	 * resets immediately.
	 */
	switch (ResetType) {
	case WARM_RESET_WHENEVER:
	case WARM_RESET_IMMEDIATELY:
		warm_reset();
		break;

	case COLD_RESET_WHENEVER:
	case COLD_RESET_IMMEDIATELY:
		cold_reset();
		break;

	default:
		break;
	}

	Status = 0;
	return Status;
}

AGESA_STATUS agesa_GfxGetVbiosImage(uint32_t Func, uintptr_t FchData,
							void *ConfigPrt)
{
	GFX_VBIOS_IMAGE_INFO *pVbiosImageInfo;

	pVbiosImageInfo = (GFX_VBIOS_IMAGE_INFO *)ConfigPrt;
	pVbiosImageInfo->ImagePtr = cbfs_boot_map_with_leak(
			"pci"CONFIG_VGA_BIOS_ID".rom",
			CBFS_TYPE_OPTIONROM, NULL);
	printk(BIOS_DEBUG, "%s: IMGptr=%p\n", __func__,
			pVbiosImageInfo->ImagePtr);
	return pVbiosImageInfo->ImagePtr ? AGESA_SUCCESS : AGESA_WARNING;
}

AGESA_STATUS __weak platform_PcieSlotResetControl(uint32_t Func,
	uintptr_t Data, void *ConfigPtr)
{
	printk(BIOS_WARNING, "Warning - AGESA callout: %s not supported\n",
		__func__);
	return AGESA_UNSUPPORTED;
}

AGESA_STATUS agesa_PcieSlotResetControl(uint32_t Func, uintptr_t Data,
	void *ConfigPtr)
{
	return platform_PcieSlotResetControl(Func, Data, ConfigPtr);
}

/*
 * Application Processor callouts:
 * agesa_RunFuncOnAp() and agesa_RunFcnOnAllAps() are called after main memory
 * has been initialized and coreboot has taken control of AP task dispatching.
 * These functions execute callout_ap_entry() on each AP, which calls the
 * AmdLateRunApTask() entry point if it is a targeted AP.
 */

/*
 * Global data for APs.
 * Passed from the AGESA_Callout for the agesawrapper_amdlaterunaptask.
 */
static struct agesa_data {
	uint32_t Func;
	uintptr_t Data;
	AP_EXE_PARAMS *ConfigPtr;
} agesadata;

/*
 * BSP deploys APs to callout_ap_entry(), which calls
 * agesawrapper_amdlaterunaptask with the agesadata.
 */
static void callout_ap_entry(void *unused)
{
	AGESA_STATUS Status = AGESA_UNSUPPORTED;

	printk(BIOS_DEBUG, "%s Func: 0x%x,  Data: 0x%lx, Ptr: %p\n",
		__func__, agesadata.Func, agesadata.Data, agesadata.ConfigPtr);

	/* Check if this AP should run the function */
	if (!((agesadata.Func == AGESA_RUNFUNC_ONAP) &&
	    (agesadata.Data == lapicid())))
		return;

	Status = amd_late_run_ap_task(agesadata.ConfigPtr);

	if (Status)
		printk(BIOS_DEBUG, "There was a problem with %lx returned %s\n",
			lapicid(), decodeAGESA_STATUS(Status));
}

AGESA_STATUS agesa_RunFuncOnAp(uint32_t Func, uintptr_t Data, void *ConfigPtr)
{
	printk(BIOS_DEBUG, "%s\n", __func__);

	agesadata.Func = Func;
	agesadata.Data = Data;
	agesadata.ConfigPtr = ConfigPtr;
	if (mp_run_on_aps(callout_ap_entry, NULL, MP_RUN_ON_ALL_CPUS, 100 * USECS_PER_MSEC))
		return AGESA_ERROR;

	return AGESA_SUCCESS;
}

AGESA_STATUS agesa_RunFcnOnAllAps(uint32_t Func, uintptr_t Data,
							void *ConfigPtr)
{
	printk(BIOS_DEBUG, "%s\n", __func__);

	agesadata.Func = Func;
	agesadata.Data = Data;
	agesadata.ConfigPtr = ConfigPtr;
	if (mp_run_on_aps(callout_ap_entry, NULL, MP_RUN_ON_ALL_CPUS, 100 * USECS_PER_MSEC))
		return AGESA_ERROR;

	return AGESA_SUCCESS;
}

AGESA_STATUS agesa_WaitForAllApsFinished(uint32_t Func, uintptr_t Data,
	void *ConfigPtr)
{
	printk(BIOS_WARNING, "Warning - AGESA callout: %s not supported\n",
		__func__);
	AGESA_STATUS Status = AGESA_UNSUPPORTED;

	return Status;
}

AGESA_STATUS agesa_IdleAnAp(uint32_t Func, uintptr_t Data, void *ConfigPtr)
{
	printk(BIOS_WARNING, "Warning - AGESA callout: %s no supported\n",
		__func__);
	AGESA_STATUS Status = AGESA_UNSUPPORTED;

	return Status;
}