Patch set updated for coreboot: soc/intel/apollolake: Fill ACPI FADT table

[Andrey Petrov]

Andrey Petrov ([e-mail]) just uploaded a new patch set to gerrit, which you can find at https://review.coreboot.org/13352

-gerrit

commit 09858a82da95156cabb5abafe53c5b29129941dc
Author: Lance Zhao 
Date:   Tue Nov 10 19:00:18 2015 -0800

soc/intel/apollolake: Fill ACPI FADT table

Fill the ACPI FADT table base on apollolake SOC definition.

Change-Id: Ib7226a3b130f14810dc2af5ca484cef58f477063
    Signed-off-by: Lance Zhao 
---
 src/soc/intel/apollolake/acpi.c             | 88 +++++++++++++++++++++++++++++
 src/soc/intel/apollolake/include/soc/acpi.h | 20 +++++++
 src/soc/intel/apollolake/include/soc/pm.h   | 31 ++++++++++
 3 files changed, 139 insertions(+)

diff --git a/src/soc/intel/apollolake/acpi.c b/src/soc/intel/apollolake/acpi.c
new file mode 100644
index 0000000..5fd2b74
--- /dev/null
+++ b/src/soc/intel/apollolake/acpi.c
@@ -0,0 +1,88 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2016 Intel Corp.
+ * (Written by Lance Zhao  for Intel Corp.)
+ *
+ * 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; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#include <arch/acpi.h>
+#include <cpu/x86/smm.h>
+#include <soc/acpi.h>
+#include <soc/iomap.h>
+#include <soc/pm.h>
+
+unsigned long acpi_fill_mcfg(unsigned long current)
+{
+	return current;
+}
+
+unsigned long acpi_fill_madt(unsigned long current)
+{
+	return current;
+}
+
+static int acpi_sci_irq(void)
+{
+	int sci_irq = 9;
+	return sci_irq;
+}
+
+void soc_fill_common_fadt(acpi_fadt_t * fadt)
+{
+	const uint16_t pmbase = ACPI_PMIO_BASE;
+
+	fadt->sci_int = acpi_sci_irq();
+	fadt->smi_cmd = 0;	/* No Smi Handler as SMI_CMD is 0*/
+
+	fadt->pm1a_evt_blk = pmbase + PM1_STS;
+	fadt->pm1a_cnt_blk = pmbase + PM1_CNT;
+	fadt->pm_tmr_blk = pmbase + PM1_TMR;
+	fadt->gpe0_blk = pmbase + GPE0_STS(0);
+
+	fadt->pm1_evt_len = 4;
+	fadt->pm1_cnt_len = 2;
+	fadt->pm_tmr_len = 4;
+	/* There are 4 GPE0 STS/EN pairs each 32 bits wide. */
+	fadt->gpe0_blk_len = 2 * GPE0_REG_MAX * sizeof(uint32_t);
+	fadt->p_lvl2_lat = ACPI_FADT_C2_NOT_SUPPORTED;
+	fadt->p_lvl3_lat = ACPI_FADT_C3_NOT_SUPPORTED;
+	fadt->flush_size = 0x400;	/* twice of cache size*/
+	fadt->flush_stride = 0x10;	/* Cache line width  */
+	fadt->duty_offset = 1;
+	fadt->duty_width = 3;
+	fadt->day_alrm = 0xd;
+	fadt->iapc_boot_arch = ACPI_FADT_LEGACY_DEVICES | ACPI_FADT_8042;
+
+	fadt->flags = ACPI_FADT_WBINVD | ACPI_FADT_C1_SUPPORTED |
+	    ACPI_FADT_C2_MP_SUPPORTED | ACPI_FADT_SLEEP_BUTTON |
+	    ACPI_FADT_RESET_REGISTER | ACPI_FADT_SEALED_CASE |
+	    ACPI_FADT_S4_RTC_WAKE | ACPI_FADT_PLATFORM_CLOCK;
+
+	fadt->reset_reg.space_id = 1;
+	fadt->reset_reg.bit_width = 8;
+	fadt->reset_reg.addrl = 0xcf9;
+	fadt->reset_value = 6;
+
+	fadt->x_pm1a_evt_blk.space_id = 1;
+	fadt->x_pm1a_evt_blk.bit_width = fadt->pm1_evt_len * 8;
+	fadt->x_pm1a_evt_blk.addrl = pmbase + PM1_STS;
+
+	fadt->x_pm1b_evt_blk.space_id = 1;
+
+	fadt->x_pm1a_cnt_blk.space_id = 1;
+	fadt->x_pm1a_cnt_blk.bit_width = fadt->pm1_cnt_len * 8;
+	fadt->x_pm1a_cnt_blk.addrl = pmbase + PM1_CNT;
+
+	fadt->x_pm1b_cnt_blk.space_id = 1;
+
+	fadt->x_pm_tmr_blk.space_id = 1;
+	fadt->x_pm_tmr_blk.bit_width = fadt->pm_tmr_len * 8;
+	fadt->x_pm_tmr_blk.addrl = pmbase + PM1_TMR;
+
+	fadt->x_gpe1_blk.space_id = 1;
+}
diff --git a/src/soc/intel/apollolake/include/soc/acpi.h b/src/soc/intel/apollolake/include/soc/acpi.h
new file mode 100644
index 0000000..a01ac1e
--- /dev/null
+++ b/src/soc/intel/apollolake/include/soc/acpi.h
@@ -0,0 +1,20 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2015 Intel Corp.
+ * (Written by Lance Zhao  for Intel Corp.)
+ *
+ * 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; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#ifndef _SOC_APOLLOLAKE_ACPI_H_
+#define _SOC_APOLLOLAKE_ACPI_H_
+
+#include <arch/acpi.h>
+
+void soc_fill_common_fadt(acpi_fadt_t * fadt);
+
+#endif				/* _SOC_APOLLOLAKE_ACPI_H_ */
diff --git a/src/soc/intel/apollolake/include/soc/pm.h b/src/soc/intel/apollolake/include/soc/pm.h
new file mode 100644
index 0000000..77b5902
--- /dev/null
+++ b/src/soc/intel/apollolake/include/soc/pm.h
@@ -0,0 +1,31 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2015 Intel Corp.
+ * (Written by Lance Zhao  for Intel Corp.)
+ *
+ * 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; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#ifndef _SOC_APOLLOLAKE_PM_H_
+#define _SOC_APOLLOLAKE_PM_H_
+
+/* ACPI_BASE_ADDRESS / PMBASE */
+
+#define PM1_STS			0x00
+#define PM1_EN			0x02
+#define PM1_CNT			0x04
+#define PM1_TMR			0x08
+#define SMI_EN			0x40
+#define SMI_STS			0x44
+#define GPE_CNTL		0x50
+#define DEVACT_STS		0x4c
+
+#define GPE0_REG_MAX		4
+#define GPE0_STS(x)		(0x20 + (x * 4))
+#define GPE0_EN(x)		(0x30 + (x * 4))
+
+#endif