diff options
Diffstat (limited to 'src/arch/x86')
-rw-r--r-- | src/arch/x86/acpigen.c | 53 | ||||
-rw-r--r-- | src/arch/x86/include/arch/acpigen.h | 10 |
2 files changed, 63 insertions, 0 deletions
diff --git a/src/arch/x86/acpigen.c b/src/arch/x86/acpigen.c index 0a572630a1..35735b5cc9 100644 --- a/src/arch/x86/acpigen.c +++ b/src/arch/x86/acpigen.c @@ -987,12 +987,65 @@ void acpigen_write_if_and(uint8_t arg1, uint8_t arg2) acpigen_emit_byte(arg2); } +void acpigen_write_if_lequal(uint8_t arg1, uint8_t arg2) +{ + acpigen_write_if(); + acpigen_emit_byte(LEQUAL_OP); + acpigen_emit_byte(arg1); + acpigen_emit_byte(arg2); +} + void acpigen_write_else(void) { acpigen_emit_byte(ELSE_OP); acpigen_write_len_f(); } +void acpigen_write_to_buffer(uint8_t src, uint8_t dst) +{ + acpigen_emit_byte(TO_BUFFER_OP); + acpigen_emit_byte(src); + acpigen_emit_byte(dst); +} + +void acpigen_write_to_integer(uint8_t src, uint8_t dst) +{ + acpigen_emit_byte(TO_INTEGER_OP); + acpigen_emit_byte(src); + acpigen_emit_byte(dst); +} + +void acpigen_write_byte_buffer(uint8_t *arr, uint8_t size) +{ + uint8_t i; + + acpigen_emit_byte(BUFFER_OP); + acpigen_write_len_f(); + acpigen_emit_byte(size); + + for (i = 0; i < size; i++) + acpigen_emit_byte(arr[i]); + + acpigen_pop_len(); +} + +void acpigen_write_return_byte_buffer(uint8_t *arr, uint8_t size) +{ + acpigen_emit_byte(RETURN_OP); + acpigen_write_byte_buffer(arr, size); +} + +void acpigen_write_return_singleton_buffer(uint8_t arg) +{ + acpigen_write_return_byte_buffer(&arg, 1); +} + +void acpigen_write_return_byte(uint8_t arg) +{ + acpigen_emit_byte(RETURN_OP); + acpigen_write_byte(arg); +} + /* Soc-implemented functions -- weak definitions. */ int __attribute__((weak)) acpigen_soc_read_rx_gpio(unsigned int gpio_num) { diff --git a/src/arch/x86/include/arch/acpigen.h b/src/arch/x86/include/arch/acpigen.h index 0c515da242..dd83db85a1 100644 --- a/src/arch/x86/include/arch/acpigen.h +++ b/src/arch/x86/include/arch/acpigen.h @@ -75,6 +75,9 @@ enum { AND_OP = 0x7B, OR_OP = 0x7D, NOT_OP = 0x80, + LEQUAL_OP = 0x93, + TO_BUFFER_OP = 0x96, + TO_INTEGER_OP = 0x99, IF_OP = 0xA0, ELSE_OP = 0xA1, RETURN_OP = 0xA4, @@ -156,7 +159,14 @@ void acpigen_write_debug_integer(uint64_t val); void acpigen_write_debug_op(uint8_t op); void acpigen_write_if(void); void acpigen_write_if_and(uint8_t arg1, uint8_t arg2); +void acpigen_write_if_lequal(uint8_t arg1, uint8_t arg2); void acpigen_write_else(void); +void acpigen_write_to_buffer(uint8_t src, uint8_t dst); +void acpigen_write_to_integer(uint8_t src, uint8_t dst); +void acpigen_write_byte_buffer(uint8_t *arr, uint8_t size); +void acpigen_write_return_byte_buffer(uint8_t *arr, uint8_t size); +void acpigen_write_return_singleton_buffer(uint8_t arg); +void acpigen_write_return_byte(uint8_t arg); int get_cst_entries(acpi_cstate_t **); |