security/tpm: Drop CAR_GLOBAL_MIGRATION support
Change-Id: I1c09eda6164efb390de4626f52aafba59962f9c4
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/37029
Reviewed-by: HAOUAS Elyes <ehaouas@noos.fr>
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/src/security/tpm/tss/tcg-2.0/tss.c b/src/security/tpm/tss/tcg-2.0/tss.c
index 16e40fe..6bc3096 100644
--- a/src/security/tpm/tss/tcg-2.0/tss.c
+++ b/src/security/tpm/tss/tcg-2.0/tss.c
@@ -5,7 +5,6 @@
* found in the LICENSE file.
*/
-#include <arch/early_variables.h>
#include <console/console.h>
#include <endian.h>
#include <string.h>
@@ -30,11 +29,9 @@
size_t in_size;
const uint8_t *sendb;
/* Command/response buffer. */
- static uint8_t cr_buffer[TPM_BUFFER_SIZE] CAR_GLOBAL;
+ static uint8_t cr_buffer[TPM_BUFFER_SIZE];
- uint8_t *cr_buffer_ptr = car_get_var_ptr(cr_buffer);
-
- obuf_init(&ob, cr_buffer_ptr, sizeof(cr_buffer));
+ obuf_init(&ob, cr_buffer, sizeof(cr_buffer));
if (tpm_marshal_command(command, command_body, &ob) < 0) {
printk(BIOS_ERR, "command %#x\n", command);
@@ -44,12 +41,12 @@
sendb = obuf_contents(&ob, &out_size);
in_size = sizeof(cr_buffer);
- if (tis_sendrecv(sendb, out_size, cr_buffer_ptr, &in_size)) {
+ if (tis_sendrecv(sendb, out_size, cr_buffer, &in_size)) {
printk(BIOS_ERR, "tpm transaction failed\n");
return NULL;
}
- ibuf_init(&ib, cr_buffer_ptr, in_size);
+ ibuf_init(&ib, cr_buffer, in_size);
return tpm_unmarshal_response(command, &ib);
}
@@ -173,13 +170,12 @@
return TPM_SUCCESS;
}
-static uint8_t tlcl_init_done CAR_GLOBAL;
+static uint8_t tlcl_init_done;
/* This function is called directly by vboot, uses vboot return types. */
uint32_t tlcl_lib_init(void)
{
- uint8_t done = car_get_var(tlcl_init_done);
- if (done)
+ if (tlcl_init_done)
return VB2_SUCCESS;
if (tis_init()) {
@@ -192,7 +188,7 @@
return VB2_ERROR_UNKNOWN;
}
- car_set_var(tlcl_init_done, 1);
+ tlcl_init_done = 1;
return VB2_SUCCESS;
}