diff options
| author | Aaron Durbin <adurbin@chromium.org> | 2020-08-19 23:17:42 -0600 |
|---|---|---|
| committer | Aaron Durbin <adurbin@chromium.org> | 2020-08-21 16:19:30 +0000 |
| commit | 80bc09156445f1d759cf330d94800be30f70e940 (patch) | |
| tree | e135e37f1af4af1814be732479ba36dcfa498126 /src/acpi | |
| parent | 29ed4f56b5c41231081d2fccdf500dd307a3a8d3 (diff) | |
acpi: add more AML generation functions
Add the following functions to acpi AML generation code:
acpigen_write_to_integer_from_namestring()
acpigen_write_create_byte_field()
acpigen_write_create_word_field()
acpigen_write_create_dword_field()
acpigen_write_create_qword_field()
BUG=b:163583825
Change-Id: Ida151aff68f90012b16df2383fb96ddb87c3fb9c
Signed-off-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/44641
Reviewed-by: Furquan Shaikh <furquan@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/acpi')
| -rw-r--r-- | src/acpi/acpigen.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/src/acpi/acpigen.c b/src/acpi/acpigen.c index f2187062a7..a82a66ef6e 100644 --- a/src/acpi/acpigen.c +++ b/src/acpi/acpigen.c @@ -1353,6 +1353,13 @@ void acpigen_write_to_integer(uint8_t src, uint8_t dst) acpigen_emit_byte(dst); } +void acpigen_write_to_integer_from_namestring(const char *source, uint8_t dst_op) +{ + acpigen_emit_byte(TO_INTEGER_OP); + acpigen_emit_namestring(source); + acpigen_emit_byte(dst_op); +} + void acpigen_write_byte_buffer(uint8_t *arr, size_t size) { size_t i; @@ -1971,3 +1978,31 @@ void acpigen_notify(const char *namestr, int value) acpigen_emit_namestring(namestr); acpigen_write_integer(value); } + +static void _create_field(uint8_t aml_op, uint8_t srcop, size_t byte_offset, const char *name) +{ + acpigen_emit_byte(aml_op); + acpigen_emit_byte(srcop); + acpigen_write_integer(byte_offset); + acpigen_emit_namestring(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); +} + +void acpigen_write_create_word_field(uint8_t op, size_t byte_offset, const char *name) +{ + _create_field(CREATE_WORD_OP, op, byte_offset, name); +} + +void acpigen_write_create_dword_field(uint8_t op, size_t byte_offset, const char *name) +{ + _create_field(CREATE_DWORD_OP, op, byte_offset, name); +} + +void acpigen_write_create_qword_field(uint8_t op, size_t byte_offset, const char *name) +{ + _create_field(CREATE_QWORD_OP, op, byte_offset, name); +} |