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authorAngel Pons <th3fanbus@gmail.com>2020-06-21 20:47:54 +0200
committerPatrick Georgi <pgeorgi@google.com>2020-06-24 11:50:50 +0000
commita23aff365186ea8859e1c1c1b0f51f7566f231e9 (patch)
tree2114543467e2c4f73d87b0db0d7a1b27546615c3 /src/southbridge/intel
parent0623b010362b567d66ae696176478c48a1c67fdd (diff)
src: Report byte-sized access for GPE0
According to the ACPI specification, version 6.3: OSPM accesses GPE registers through byte accesses (regardless of their length). So, reporting dword-sized access is wrong and means nothing anyway. Tested on Asus P8Z77-V LX2, Windows 10 still boots. Change-Id: I965131a28f1a385d065c95f286549665c3f9693e Signed-off-by: Angel Pons <th3fanbus@gmail.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/42671 Reviewed-by: Matt DeVillier <matt.devillier@gmail.com> Reviewed-by: Patrick Rudolph <siro@das-labor.org> Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/southbridge/intel')
-rw-r--r--src/southbridge/intel/bd82x6x/lpc.c2
-rw-r--r--src/southbridge/intel/i82801gx/lpc.c2
-rw-r--r--src/southbridge/intel/i82801jx/lpc.c2
-rw-r--r--src/southbridge/intel/ibexpeak/lpc.c2
-rw-r--r--src/southbridge/intel/lynxpoint/lpc.c2
5 files changed, 5 insertions, 5 deletions
diff --git a/src/southbridge/intel/bd82x6x/lpc.c b/src/southbridge/intel/bd82x6x/lpc.c
index fb822462bb..e41bca260e 100644
--- a/src/southbridge/intel/bd82x6x/lpc.c
+++ b/src/southbridge/intel/bd82x6x/lpc.c
@@ -791,7 +791,7 @@ void acpi_fill_fadt(acpi_fadt_t *fadt)
fadt->x_gpe0_blk.space_id = 1;
fadt->x_gpe0_blk.bit_width = 128;
fadt->x_gpe0_blk.bit_offset = 0;
- fadt->x_gpe0_blk.access_size = ACPI_ACCESS_SIZE_DWORD_ACCESS;
+ fadt->x_gpe0_blk.access_size = ACPI_ACCESS_SIZE_BYTE_ACCESS;
fadt->x_gpe0_blk.addrl = pmbase + 0x20;
fadt->x_gpe0_blk.addrh = 0x0;
diff --git a/src/southbridge/intel/i82801gx/lpc.c b/src/southbridge/intel/i82801gx/lpc.c
index 55f3a84ed5..820ed315ad 100644
--- a/src/southbridge/intel/i82801gx/lpc.c
+++ b/src/southbridge/intel/i82801gx/lpc.c
@@ -494,7 +494,7 @@ void acpi_fill_fadt(acpi_fadt_t *fadt)
fadt->x_gpe0_blk.space_id = 1;
fadt->x_gpe0_blk.bit_width = 64;
fadt->x_gpe0_blk.bit_offset = 0;
- fadt->x_gpe0_blk.access_size = ACPI_ACCESS_SIZE_DWORD_ACCESS;
+ fadt->x_gpe0_blk.access_size = ACPI_ACCESS_SIZE_BYTE_ACCESS;
fadt->x_gpe0_blk.addrl = pmbase + GPE0_STS;
fadt->x_gpe0_blk.addrh = 0x0;
diff --git a/src/southbridge/intel/i82801jx/lpc.c b/src/southbridge/intel/i82801jx/lpc.c
index 0a2440da12..bb4c12a7ee 100644
--- a/src/southbridge/intel/i82801jx/lpc.c
+++ b/src/southbridge/intel/i82801jx/lpc.c
@@ -501,7 +501,7 @@ void acpi_fill_fadt(acpi_fadt_t *fadt)
fadt->x_gpe0_blk.space_id = 1;
fadt->x_gpe0_blk.bit_width = 128;
fadt->x_gpe0_blk.bit_offset = 0;
- fadt->x_gpe0_blk.access_size = ACPI_ACCESS_SIZE_DWORD_ACCESS;
+ fadt->x_gpe0_blk.access_size = ACPI_ACCESS_SIZE_BYTE_ACCESS;
fadt->x_gpe0_blk.addrl = pmbase + 0x20;
fadt->x_gpe0_blk.addrh = 0x0;
diff --git a/src/southbridge/intel/ibexpeak/lpc.c b/src/southbridge/intel/ibexpeak/lpc.c
index 5a6483f58c..36d46f209a 100644
--- a/src/southbridge/intel/ibexpeak/lpc.c
+++ b/src/southbridge/intel/ibexpeak/lpc.c
@@ -691,7 +691,7 @@ void acpi_fill_fadt(acpi_fadt_t *fadt)
fadt->x_gpe0_blk.space_id = 1;
fadt->x_gpe0_blk.bit_width = 128;
fadt->x_gpe0_blk.bit_offset = 0;
- fadt->x_gpe0_blk.access_size = ACPI_ACCESS_SIZE_DWORD_ACCESS;
+ fadt->x_gpe0_blk.access_size = ACPI_ACCESS_SIZE_BYTE_ACCESS;
fadt->x_gpe0_blk.addrl = pmbase + 0x20;
fadt->x_gpe0_blk.addrh = 0x0;
diff --git a/src/southbridge/intel/lynxpoint/lpc.c b/src/southbridge/intel/lynxpoint/lpc.c
index 4b12b3278c..78536f6c10 100644
--- a/src/southbridge/intel/lynxpoint/lpc.c
+++ b/src/southbridge/intel/lynxpoint/lpc.c
@@ -856,7 +856,7 @@ void acpi_fill_fadt(acpi_fadt_t *fadt)
fadt->x_gpe0_blk.space_id = ACPI_ADDRESS_SPACE_IO;
fadt->x_gpe0_blk.bit_width = fadt->gpe0_blk_len * 8;
fadt->x_gpe0_blk.bit_offset = 0;
- fadt->x_gpe0_blk.access_size = ACPI_ACCESS_SIZE_DWORD_ACCESS;
+ fadt->x_gpe0_blk.access_size = ACPI_ACCESS_SIZE_BYTE_ACCESS;
fadt->x_gpe0_blk.addrl = fadt->gpe0_blk;
fadt->x_gpe0_blk.addrh = 0x0;