xref: /aosp_15_r20/external/coreboot/src/soc/intel/apollolake/heci.c (revision b9411a12aaaa7e1e6a6fb7c5e057f44ee179a49c) 
1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 
3 #include <device/device.h>
4 #include <device/pci_def.h>
5 #include <device/pci_ops.h>
6 #include <soc/heci.h>
7 #include <soc/pci_devs.h>
8 
heci_fw_sts(void)9 uint32_t heci_fw_sts(void)
10 {
11 	return pci_read_config32(PCH_DEV_CSE, REG_SEC_FW_STS0);
12 }
13 
heci_cse_normal(void)14 bool heci_cse_normal(void)
15 {
16 	return ((heci_fw_sts() & MASK_SEC_STATUS) == SEC_STATE_NORMAL);
17 }
18 
heci_cse_done(void)19 bool heci_cse_done(void)
20 {
21 	return (!!(heci_fw_sts() & MASK_SEC_FIRMWARE_COMPLETE));
22 }
23