AGESA: Move debug helper to eventlog file

Change-Id: I2d74f934936e250886526b9c8482f500628a1158
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/31513
Reviewed-by: Marshall Dawson <marshalldawson3rd@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/drivers/amd/agesa/eventlog.c

@@ -1,6 +1,8 @@
 /*
  * This file is part of the coreboot project.
  *
+ * Copyright (C) 2016 Kyösti Mälkki
+ *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation; version 2 of the License.
@@ -18,6 +20,7 @@
 #include <northbridge/amd/agesa/state_machine.h>
 #include <northbridge/amd/agesa/BiosCallOuts.h>
 #include <amdlib.h>
+#include <debug_util.h>
 #include <AGESA.h>
 #include <AMD.h>
 
@@ -40,7 +43,7 @@ static const char *AgesaFunctionNameStr[] = {
  * under vendorcode/ tree.
  */
 
-const char *agesa_struct_name(int state)
+static const char *agesa_struct_name(AGESA_STRUCT_NAME state)
 {
 #if CONFIG(CPU_AMD_AGESA_OPENSOURCE)
 	if ((state < AMD_INIT_RECOVERY) || (state > AMD_IDENTIFY_DIMMS))
@@ -57,6 +60,27 @@ const char *agesa_struct_name(int state)
 	return AgesaFunctionNameStr[index];
 }
 
+void agesa_state_on_entry(struct agesa_state *task, AGESA_STRUCT_NAME func)
+{
+	task->apic_id = (u8) (cpuid_ebx(1) >> 24);
+	task->func = func;
+	task->function_name = agesa_struct_name(func);
+
+	printk(BIOS_DEBUG, "\nAPIC %02d: ** Enter %s [%08x]\n",
+		task->apic_id, task->function_name, task->func);
+}
+
+void agesa_state_on_exit(struct agesa_state *task,
+	AMD_CONFIG_PARAMS *StdHeader)
+{
+	printk(BIOS_DEBUG, "APIC %02d: Heap in %s (%d) at 0x%08x\n",
+		task->apic_id, heap_status_name(StdHeader->HeapStatus),
+		StdHeader->HeapStatus, (u32)StdHeader->HeapBasePtr);
+
+	printk(BIOS_DEBUG, "APIC %02d: ** Exit  %s [%08x]\n",
+		task->apic_id, task->function_name, task->func);
+}
+
 /*
  * Possible AGESA_STATUS values:
  *

src/drivers/amd/agesa/state_machine.c

@@ -26,7 +26,6 @@
 #include <northbridge/amd/agesa/BiosCallOuts.h>
 #include <amdlib.h>
 
-#include <debug_util.h>
 #include <AMD.h>
 
 #if CONFIG(CPU_AMD_AGESA_OPENSOURCE)
@@ -231,38 +230,6 @@ static AGESA_STATUS ramstage_dispatch(struct sysinfo *cb,
 	return status;
 }
 
-/* DEBUG trace helper */
-
-struct agesa_state
-{
-	u8 apic_id;
-
-	AGESA_STRUCT_NAME func;
-	const char *function_name;
-};
-
-static void state_on_entry(struct agesa_state *task, AGESA_STRUCT_NAME func,
-	const char *struct_name)
-{
-	task->apic_id = (u8) (cpuid_ebx(1) >> 24);
-	task->func = func;
-	task->function_name = struct_name;
-
-	printk(BIOS_DEBUG, "\nAPIC %02d: ** Enter %s [%08x]\n",
-		task->apic_id, task->function_name, task->func);
-}
-
-static void state_on_exit(struct agesa_state *task,
-	AMD_CONFIG_PARAMS *StdHeader)
-{
-	printk(BIOS_DEBUG, "APIC %02d: Heap in %s (%d) at 0x%08x\n",
-		task->apic_id, heap_status_name(StdHeader->HeapStatus),
-		StdHeader->HeapStatus, (u32)StdHeader->HeapBasePtr);
-
-	printk(BIOS_DEBUG, "APIC %02d: ** Exit  %s [%08x]\n",
-		task->apic_id, task->function_name, task->func);
-}
-
 int agesa_execute_state(struct sysinfo *cb, AGESA_STRUCT_NAME func)
 {
 	AMD_INTERFACE_PARAMS aip;
@@ -272,13 +239,12 @@ int agesa_execute_state(struct sysinfo *cb, AGESA_STRUCT_NAME func)
 	} agesa_params;
 	void *buf = NULL;
 	size_t len = 0;
-	const char *state_name = agesa_struct_name(func);
 
 	AGESA_STATUS status, final;
 
 	struct agesa_state task;
 	memset(&task, 0, sizeof(task));
-	state_on_entry(&task, func, state_name);
+	agesa_state_on_entry(&task, func);
 
 	aip.StdHeader = cb->StdHeader;
 
@@ -302,13 +268,13 @@ int agesa_execute_state(struct sysinfo *cb, AGESA_STRUCT_NAME func)
 	if (ENV_RAMSTAGE)
 		final = ramstage_dispatch(cb, func, StdHeader);
 
-	agesawrapper_trace(final, StdHeader, state_name);
+	agesawrapper_trace(final, StdHeader, task.function_name);
 	ASSERT(final < AGESA_FATAL);
 
 	status = amd_release_struct(&aip);
 	ASSERT(status == AGESA_SUCCESS);
 
-	state_on_exit(&task, &aip.StdHeader);
+	agesa_state_on_exit(&task, &aip.StdHeader);
 
 	return (final < AGESA_FATAL) ? 0 : -1;
 }

src/northbridge/amd/agesa/state_machine.h

@@ -23,7 +23,6 @@
 #define HAS_LEGACY_WRAPPER CONFIG(BINARYPI_LEGACY_WRAPPER)
 
 /* eventlog */
-const char *agesa_struct_name(int state);
 void agesawrapper_trace(AGESA_STATUS ret, AMD_CONFIG_PARAMS *StdHeader, const char *func);
 AGESA_STATUS agesawrapper_amdreadeventlog(UINT8 HeapStatus);
 
@@ -54,6 +53,17 @@ void board_BeforeAgesa(struct sysinfo *cb);
 void platform_once(struct sysinfo *cb);
 
 void agesa_set_interface(struct sysinfo *cb);
+
+struct agesa_state {
+	u8 apic_id;
+
+	AGESA_STRUCT_NAME func;
+	const char *function_name;
+};
+
+void agesa_state_on_entry(struct agesa_state *task, AGESA_STRUCT_NAME func);
+void agesa_state_on_exit(struct agesa_state *task,
+	AMD_CONFIG_PARAMS *StdHeader);
 int agesa_execute_state(struct sysinfo *cb, AGESA_STRUCT_NAME func);
 
 /* AGESA dispatchers */