[S] Change in coreboot[main]: src/acpigen: implement acpigen_write_create[_buffer]_bit_field

[Felix Held (Code Review)]

Attention is currently required from: Cliff Huang, Lance Zhao, Tim Wawrzynczak.

Felix Held has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/86630?usp=email )

Change subject: src/acpigen: implement acpigen_write_create[_buffer]_bit_field
......................................................................

src/acpigen: implement acpigen_write_create[_buffer]_bit_field

Implement functions to write the  AML bytes corresponding to
CreateBitField for both OP buffers and named buffers.

Change-Id: Ia5c06c2e8564b64de386871b2faf79c433e5a1da
Signed-off-by: Felix Held 
---
M src/acpi/acpigen.c
M src/include/acpi/acpigen.h
2 files changed, 12 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/30/86630/1

diff --git a/src/acpi/acpigen.c b/src/acpi/acpigen.c
index eaf95e0..e577d8f 100644
--- a/src/acpi/acpigen.c
+++ b/src/acpi/acpigen.c
@@ -2461,6 +2461,11 @@
    acpigen_emit_namestring(name);
 }

+void acpigen_write_create_bit_field(uint8_t op, size_t bit_offset, const char *name)
+{
+	_create_field(CREATE_BIT_OP, op, bit_offset, name);
+}
+
 void acpigen_write_create_byte_field(uint8_t op, size_t byte_offset, const char *name)
 {
    _create_field(CREATE_BYTE_OP, op, byte_offset, name);
@@ -2490,6 +2495,11 @@
    acpigen_emit_namestring(field);
 }

+void acpigen_write_create_buffer_bit_field(const char *src_buf, size_t bit_offset, const char *field)
+{
+	_create_buffer_field(CREATE_BIT_OP, src_buf, bit_offset, field);
+}
+
 void acpigen_write_create_buffer_byte_field(const char *src_buf, size_t byte_offset, const char *field)
 {
    _create_buffer_field(CREATE_BYTE_OP, src_buf, byte_offset, field);
diff --git a/src/include/acpi/acpigen.h b/src/include/acpi/acpigen.h
index 56b4f78..a83be04 100644
--- a/src/include/acpi/acpigen.h
+++ b/src/include/acpi/acpigen.h
@@ -535,10 +535,12 @@
 void acpigen_write_ADR(uint64_t adr);
 struct soundwire_address;
 void acpigen_write_ADR_soundwire_device(const struct soundwire_address *address);
+void acpigen_write_create_bit_field(uint8_t op, size_t bit_offset, const char *name);
 void acpigen_write_create_byte_field(uint8_t op, size_t byte_offset, const char *name);
 void acpigen_write_create_word_field(uint8_t op, size_t byte_offset, const char *name);
 void acpigen_write_create_dword_field(uint8_t op, size_t byte_offset, const char *name);
 void acpigen_write_create_qword_field(uint8_t op, size_t byte_offset, const char *name);
+void acpigen_write_create_buffer_bit_field(const char *src_buf, size_t bit_offset, const char *field);
 void acpigen_write_create_buffer_byte_field(const char *src_buf, size_t byte_offset, const char *name);
 void acpigen_write_create_buffer_word_field(const char *src_buf, size_t byte_offset, const char *name);
 void acpigen_write_create_buffer_dword_field(const char *src_buf, size_t byte_offset, const char *name);