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Add QWord support to acpigen. 

Add TOM2 to the K8 DSDT.

Thanks to Rudolf Marek for testing and fixing this patch.

Signed-off-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>
Signed-off-by: Rudolf Marek <r.marek@assembler.cz>
Acked-by: Peter Stuge <peter@stuge.se>


git-svn-id: svn://svn.coreboot.org/coreboot/trunk@3953 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Carl-Daniel Hailfinger 2009-02-17 21:38:51 +00:00
parent 142cad1503
commit d58671c4bf
3 changed files with 26 additions and 0 deletions
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22
src/arch/i386/boot/acpigen.c
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@ -97,6 +97,21 @@ int acpigen_write_dword(unsigned int data)
return 5;
}
int acpigen_write_qword(uint64_t data)
{
/* qword op */
acpigen_emit_byte(0xe);
acpigen_emit_byte(data & 0xff);
acpigen_emit_byte((data >> 8) & 0xff);
acpigen_emit_byte((data >> 16) & 0xff);
acpigen_emit_byte((data >> 24) & 0xff);
acpigen_emit_byte((data >> 32) & 0xff);
acpigen_emit_byte((data >> 40) & 0xff);
acpigen_emit_byte((data >> 48) & 0xff);
acpigen_emit_byte((data >> 56) & 0xff);
return 9;
}
int acpigen_write_name_byte(char *name, uint8_t val) {
int len;
len = acpigen_write_name(name);
@ -111,6 +126,13 @@ int acpigen_write_name_dword(char *name, uint32_t val) {
return len;
}
int acpigen_write_name_qword(char *name, uint64_t val) {
int len;
len = acpigen_write_name(name);
len += acpigen_write_qword(val);
return len;
}
int acpigen_emit_stream(char *data, int size) {
int i;
for (i = 0; i < size; i++) {

2
src/arch/i386/include/arch/acpigen.h
View File

@ -30,8 +30,10 @@ int acpigen_write_byte(unsigned int data);
int acpigen_emit_byte(unsigned char data);
int acpigen_emit_stream(char *data, int size);
int acpigen_write_dword(unsigned int data);
int acpigen_write_qword(uint64_t data);
int acpigen_write_name(char *name);
int acpigen_write_name_dword(char *name, uint32_t val);
int acpigen_write_name_qword(char *name, uint64_t val);
int acpigen_write_name_byte(char *name, uint8_t val);
int acpigen_write_scope(char *name);
int acpigen_write_PPC(u8 nr);

2
src/northbridge/amd/amdk8/amdk8_acpi.c
View File

@ -302,6 +302,8 @@ int k8acpi_write_vars(void)
lens += acpigen_write_name_dword("SBDN", sysconf.sbdn);
msr = rdmsr(TOP_MEM);
lens += acpigen_write_name_dword("TOM1", msr.lo);
msr = rdmsr(TOP_MEM2);
lens += acpigen_write_name_qword("TOM2", (((uint64_t) msr.hi) << 32) | msr.lo);
lens += k8acpi_write_HT();
//minus opcode