ACPI: Add function for writing _CST tables
Change-Id: I4e16a0d37717c56a3529f9f9fdb05efec1d93f99
Signed-off-by: Sven Schnelle <svens@stackframe.org>
Reviewed-on: http://review.coreboot.org/312
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <patrick@georgi-clan.de>
diff --git a/src/arch/x86/include/arch/acpigen.h b/src/arch/x86/include/arch/acpigen.h
index 6f13a7a..7feaa8e 100644
--- a/src/arch/x86/include/arch/acpigen.h
+++ b/src/arch/x86/include/arch/acpigen.h
@@ -24,6 +24,17 @@
#include <stdlib.h>
#include <stdint.h>
+struct cst_entry {
+ int type;
+ int width;
+ int offset;
+ int addrsize;
+ u64 address;
+ int ctype;
+ int latency;
+ int power;
+};
+
void acpigen_patch_len(int len);
void acpigen_set_current(char *curr);
char *acpigen_get_current(void);
@@ -45,9 +56,11 @@
u32 control, u32 status);
typedef enum { SW_ALL=0xfc, SW_ANY=0xfd, HW_ALL=0xfe } PSD_coord;
int acpigen_write_PSD_package(u32 domain, u32 numprocs, PSD_coord coordtype);
+int acpigen_write_CST_package(struct cst_entry *entry, int nentries);
int acpigen_write_processor(u8 cpuindex, u32 pblock_addr, u8 pblock_len);
int acpigen_write_mem32fixed(int readwrite, u32 base, u32 size);
int acpigen_write_io16(u16 min, u16 max, u8 align, u8 len, u8 decode16);
+int acpigen_write_register(int type, int width, int offset, int addrsize, u64 address);
int acpigen_write_resourcetemplate_header(void);
int acpigen_write_resourcetemplate_footer(int len);
int acpigen_write_mainboard_resource_template(void);