Arthur Heymans has submitted this change. ( https://review.coreboot.org/c/coreboot/+/56021 )
Change subject: cpu/intel/car/p4: Add x86_64 support ......................................................................
cpu/intel/car/p4: Add x86_64 support
Change-Id: I77516e3cd5f0d3b7442be660c005a65b00454343 Signed-off-by: Arthur Heymans arthur@aheymans.xyz Reviewed-on: https://review.coreboot.org/c/coreboot/+/56021 Tested-by: build bot (Jenkins) no-reply@coreboot.org Reviewed-by: Patrick Rudolph siro@das-labor.org --- M src/cpu/intel/car/p4-netburst/cache_as_ram.S 1 file changed, 11 insertions(+), 0 deletions(-)
Approvals: build bot (Jenkins): Verified Patrick Rudolph: Looks good to me, approved
diff --git a/src/cpu/intel/car/p4-netburst/cache_as_ram.S b/src/cpu/intel/car/p4-netburst/cache_as_ram.S index 71ec9e3..9ac9e22 100644 --- a/src/cpu/intel/car/p4-netburst/cache_as_ram.S +++ b/src/cpu/intel/car/p4-netburst/cache_as_ram.S @@ -359,6 +359,16 @@ andl $0xfffffff0, %esp subl $4, %esp
+#if ENV_X86_64 + #include <cpu/x86/64bit/entry64.inc> + + movd %mm2, %rdi + shlq $32, %rdi /* BIST */ + movd %mm1, %rsi + or %rsi, %rdi /* tsc[63:32] */ + movd %mm0, %rsi /* tsc[31:0] */ + +#else /* push TSC and BIST to stack */ movd %mm0, %eax pushl %eax /* BIST */ @@ -366,6 +376,7 @@ pushl %eax /* tsc[63:32] */ movd %mm1, %eax pushl %eax /* tsc[31:0] */ +#endif
before_c_entry: post_code(0x2f)