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authorJulien Viard de Galbert <jviarddegalbert@online.net>2018-08-14 16:15:26 +0200
committerPhilipp Deppenwiese <zaolin.daisuki@gmail.com>2018-09-14 14:11:03 +0000
commit2912e8e5dc66708703db79df87e3215408a653ae (patch)
treece3fd68f9114c4654957e4810f273625a148442f /src/soc/intel
parent86b8d176e8b2d62c1d4a713f91b5858b5d39dd84 (diff)
downloadcoreboot-2912e8e5dc66708703db79df87e3215408a653ae.tar.xz
soc/intel/denverton_ns: Enable common block PMC
Mainly update headers to build. Added option PMC_GLOBAL_RESET_ENABLE_LOCK to remove function configuring the global reset through PMC base. On denverton the global reset lock is not in PMC base but in the PCI registers so this code cannot be shared. Change-Id: I9ace70862cab63f8355252d034292596c7eab1fd Signed-off-by: Julien Viard de Galbert <jviarddegalbert@online.net> Reviewed-on: https://review.coreboot.org/25426 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Lijian Zhao <lijian.zhao@intel.com> Reviewed-by: Evandro Luiz Hauenstein <kingsumos@gmail.com> Reviewed-by: Philipp Deppenwiese <zaolin.daisuki@gmail.com>
Diffstat (limited to 'src/soc/intel')
-rw-r--r--src/soc/intel/apollolake/Kconfig1
-rw-r--r--src/soc/intel/cannonlake/Kconfig1
-rw-r--r--src/soc/intel/common/block/pmc/Kconfig8
-rw-r--r--src/soc/intel/common/block/pmc/pmclib.c2
-rw-r--r--src/soc/intel/denverton_ns/Kconfig2
-rw-r--r--src/soc/intel/denverton_ns/acpi.c2
-rw-r--r--src/soc/intel/denverton_ns/include/soc/iomap.h1
-rw-r--r--src/soc/intel/denverton_ns/include/soc/pm.h9
-rw-r--r--src/soc/intel/denverton_ns/include/soc/pmc.h13
-rw-r--r--src/soc/intel/denverton_ns/pmutil.c12
-rw-r--r--src/soc/intel/skylake/Kconfig1
11 files changed, 38 insertions, 14 deletions
diff --git a/src/soc/intel/apollolake/Kconfig b/src/soc/intel/apollolake/Kconfig
index 4dcecf5bf9..fbc81ceeff 100644
--- a/src/soc/intel/apollolake/Kconfig
+++ b/src/soc/intel/apollolake/Kconfig
@@ -61,6 +61,7 @@ config CPU_SPECIFIC_OPTIONS
select POSTCAR_CONSOLE
select POSTCAR_STAGE
select PMC_INVALID_READ_AFTER_WRITE
+ select PMC_GLOBAL_RESET_ENABLE_LOCK
select REG_SCRIPT
select RTC
select SMM_TSEG
diff --git a/src/soc/intel/cannonlake/Kconfig b/src/soc/intel/cannonlake/Kconfig
index 33927286bb..256cf1b6c7 100644
--- a/src/soc/intel/cannonlake/Kconfig
+++ b/src/soc/intel/cannonlake/Kconfig
@@ -53,6 +53,7 @@ config CPU_SPECIFIC_OPTIONS
select SMM_TSEG
select SMP
select SOC_AHCI_PORT_IMPLEMENTED_INVERT
+ select PMC_GLOBAL_RESET_ENABLE_LOCK
select SOC_INTEL_COMMON
select SOC_INTEL_COMMON_ACPI_WAKE_SOURCE
select SOC_INTEL_COMMON_BLOCK
diff --git a/src/soc/intel/common/block/pmc/Kconfig b/src/soc/intel/common/block/pmc/Kconfig
index 46f134e3b1..2f0840847b 100644
--- a/src/soc/intel/common/block/pmc/Kconfig
+++ b/src/soc/intel/common/block/pmc/Kconfig
@@ -37,3 +37,11 @@ config PMC_INVALID_READ_AFTER_WRITE
help
Enable this for PMC devices where a read back of ACPI BAR and
IO access bit does not return the previously written value.
+
+config PMC_GLOBAL_RESET_ENABLE_LOCK
+ bool
+ help
+ Enable this for PMC devices where the reset configuration
+ and lock register is located under PMC BASE at offset ETR.
+ Note that the reset register is still at 0xCF9 this only
+ controls the enable and lock feature.
diff --git a/src/soc/intel/common/block/pmc/pmclib.c b/src/soc/intel/common/block/pmc/pmclib.c
index 339e674a6e..52bfaecd3d 100644
--- a/src/soc/intel/common/block/pmc/pmclib.c
+++ b/src/soc/intel/common/block/pmc/pmclib.c
@@ -419,6 +419,7 @@ int pmc_fill_power_state(struct chipset_power_state *ps)
return ps->prev_sleep_state;
}
+#if IS_ENABLED(CONFIG_PMC_GLOBAL_RESET_ENABLE_LOCK)
/*
* If possible, lock 0xcf9. Once the register is locked, it can't be changed.
* This lock is reset on cold boot, hard reset, soft reset and Sx.
@@ -451,6 +452,7 @@ void pmc_global_reset_enable(bool enable)
reg = enable ? reg | CF9_GLB_RST : reg & ~CF9_GLB_RST;
write32((void *)etr, reg);
}
+#endif // CONFIG_PMC_GLOBAL_RESET_ENABLE_LOCK
int vboot_platform_is_resuming(void)
{
diff --git a/src/soc/intel/denverton_ns/Kconfig b/src/soc/intel/denverton_ns/Kconfig
index 451706510e..e22b8ee081 100644
--- a/src/soc/intel/denverton_ns/Kconfig
+++ b/src/soc/intel/denverton_ns/Kconfig
@@ -46,6 +46,8 @@ config CPU_SPECIFIC_OPTIONS
select INTEL_DESCRIPTOR_MODE_CAPABLE
select SOC_INTEL_COMMON_BLOCK
select SOC_INTEL_COMMON_BLOCK_CPU
+ select SOC_INTEL_COMMON_BLOCK_PMC
+ select ACPI_INTEL_HARDWARE_SLEEP_VALUES
# select SOC_INTEL_COMMON_BLOCK_SA
select SOC_INTEL_COMMON_BLOCK_FAST_SPI
select SOC_INTEL_COMMON_BLOCK_GPIO
diff --git a/src/soc/intel/denverton_ns/acpi.c b/src/soc/intel/denverton_ns/acpi.c
index 07278c525b..6a947ff83f 100644
--- a/src/soc/intel/denverton_ns/acpi.c
+++ b/src/soc/intel/denverton_ns/acpi.c
@@ -130,7 +130,7 @@ void acpi_fill_in_fadt(acpi_fadt_t *fadt)
fadt->pm1b_cnt_blk = 0x0;
fadt->pm2_cnt_blk = pmbase + PM2_CNT;
fadt->pm_tmr_blk = pmbase + PM1_TMR;
- fadt->gpe0_blk = pmbase + GPE0_STS;
+ fadt->gpe0_blk = pmbase + GPE0_STS(GPE_STD);
fadt->gpe1_blk = 0;
/* Control Registers - Length */
diff --git a/src/soc/intel/denverton_ns/include/soc/iomap.h b/src/soc/intel/denverton_ns/include/soc/iomap.h
index 29b231f10d..a7548d40a3 100644
--- a/src/soc/intel/denverton_ns/include/soc/iomap.h
+++ b/src/soc/intel/denverton_ns/include/soc/iomap.h
@@ -29,6 +29,7 @@
/* Southbridge internal device IO BARs (Set to match FSP settings) */
#define DEFAULT_PMBASE 0x1800
#define DEFAULT_ACPI_BASE DEFAULT_PMBASE
+#define ACPI_BASE_ADDRESS DEFAULT_PMBASE
#define DEFAULT_TCO_BASE 0x400
/* Southbridge internal device MEM BARs (Set to match FSP settings) */
diff --git a/src/soc/intel/denverton_ns/include/soc/pm.h b/src/soc/intel/denverton_ns/include/soc/pm.h
index 2dc8781804..32d8a76793 100644
--- a/src/soc/intel/denverton_ns/include/soc/pm.h
+++ b/src/soc/intel/denverton_ns/include/soc/pm.h
@@ -20,10 +20,9 @@
#include <arch/io.h>
#include <soc/pmc.h>
+#include <arch/acpi.h>
-#define SLEEP_STATE_S0 0
-#define SLEEP_STATE_S3 3
-#define SLEEP_STATE_S5 5
+#define GPE_MAX 127
struct chipset_power_state {
uint16_t pm1_sts;
@@ -31,8 +30,8 @@ struct chipset_power_state {
uint32_t pm1_cnt;
uint16_t tco1_sts;
uint16_t tco2_sts;
- uint32_t gpe0_sts[4];
- uint32_t gpe0_en[4];
+ uint32_t gpe0_sts[GPE0_REG_MAX];
+ uint32_t gpe0_en[GPE0_REG_MAX];
uint32_t gen_pmcon_a;
uint32_t gen_pmcon_b;
uint32_t gblrst_cause[2];
diff --git a/src/soc/intel/denverton_ns/include/soc/pmc.h b/src/soc/intel/denverton_ns/include/soc/pmc.h
index edb5c55df6..4db3981d79 100644
--- a/src/soc/intel/denverton_ns/include/soc/pmc.h
+++ b/src/soc/intel/denverton_ns/include/soc/pmc.h
@@ -120,7 +120,10 @@
#define GPE_CTRL 0x40
#define SWGPE_CTRL (1 << 17)
#define PM2_CNT 0x50
-#define GPE0_STS 0x80
+#define GPE0_REG_MAX 4
+#define GPE0_REG_SIZE 32
+#define GPE0_STS(x) (0x80 + (x * 4))
+#define GPE_STD 0
#define GPIO31_STS (1 << 31)
#define GPIO30_STS (1 << 30)
#define GPIO29_STS (1 << 29)
@@ -166,7 +169,7 @@
#define IE_SCI_STS (1 << 3)
#define SWGPE_STS (1 << 2)
#define HOT_PLUG_STS (1 << 1)
-#define GPE0_EN 0x90
+#define GPE0_EN(x) (0x90 + (x * 4))
#define GPIO31_EN (1 << 31)
#define GPIO30_EN (1 << 30)
#define GPIO29_EN (1 << 29)
@@ -236,6 +239,12 @@
#define TCO2_CNT 0x0a
#define TCO_TMR 0x12
+/* Memory mapped IO registers behind PMC_BASE_ADDRESS */
+#define PRSTS 0x10
+#define GPIO_GPE_CFG 0x120
+#define GPE0_DWX_MASK 0x7
+#define GPE0_DW_SHIFT(x) (4 + 4*(x))
+
/* I/O ports */
#define RST_CNT 0xcf9
#define FULL_RST (1 << 3)
diff --git a/src/soc/intel/denverton_ns/pmutil.c b/src/soc/intel/denverton_ns/pmutil.c
index 78903bbc35..ccf0d9586b 100644
--- a/src/soc/intel/denverton_ns/pmutil.c
+++ b/src/soc/intel/denverton_ns/pmutil.c
@@ -189,17 +189,17 @@ uint32_t clear_tco_status(void) { return print_tco_status(reset_tco_status()); }
void enable_gpe(uint32_t mask)
{
uint16_t pmbase = get_pmbase();
- uint32_t gpe0_en = inl((uint16_t)(pmbase + GPE0_EN));
+ uint32_t gpe0_en = inl((uint16_t)(pmbase + GPE0_EN(GPE_STD)));
gpe0_en |= mask;
- outl(gpe0_en, (uint16_t)(pmbase + GPE0_EN));
+ outl(gpe0_en, (uint16_t)(pmbase + GPE0_EN(GPE_STD)));
}
void disable_gpe(uint32_t mask)
{
uint16_t pmbase = get_pmbase();
- uint32_t gpe0_en = inl((uint16_t)(pmbase + GPE0_EN));
+ uint32_t gpe0_en = inl((uint16_t)(pmbase + GPE0_EN(GPE_STD)));
gpe0_en &= ~mask;
- outl(gpe0_en, (uint16_t)(pmbase + GPE0_EN));
+ outl(gpe0_en, (uint16_t)(pmbase + GPE0_EN(GPE_STD)));
}
void disable_all_gpe(void) { disable_gpe(~0); }
@@ -207,8 +207,8 @@ void disable_all_gpe(void) { disable_gpe(~0); }
static uint32_t reset_gpe_status(void)
{
uint16_t pmbase = get_pmbase();
- uint32_t gpe_sts = inl((uint16_t)(pmbase + GPE0_STS));
- outl(gpe_sts, (uint16_t)(pmbase + GPE0_STS));
+ uint32_t gpe_sts = inl((uint16_t)(pmbase + GPE0_STS(GPE_STD)));
+ outl(gpe_sts, (uint16_t)(pmbase + GPE0_STS(GPE_STD)));
return gpe_sts;
}
diff --git a/src/soc/intel/skylake/Kconfig b/src/soc/intel/skylake/Kconfig
index 9a5aae412a..614c251305 100644
--- a/src/soc/intel/skylake/Kconfig
+++ b/src/soc/intel/skylake/Kconfig
@@ -51,6 +51,7 @@ config CPU_SPECIFIC_OPTIONS
select SA_ENABLE_DPR
select SMM_TSEG
select SMP
+ select PMC_GLOBAL_RESET_ENABLE_LOCK
select SOC_INTEL_COMMON
select SOC_INTEL_COMMON_ACPI_WAKE_SOURCE
select SOC_INTEL_COMMON_BLOCK