diff options
| author | Arthur Heymans <arthur@aheymans.xyz> | 2020-11-06 12:53:33 +0100 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2020-11-16 11:07:16 +0000 |
| commit | a1cc557d614c8ea6822c8dada5aeb049cf685826 (patch) | |
| tree | e34be00ba12ffe474ee740ee9ea5c663220e1979 /src/soc/intel/xeon_sp/cpx | |
| parent | c8e86de3feff539e863562f3d4d896815aff2e70 (diff) | |
soc/intel/xeon_sp: Synchronize DMAR and MADT IOAPIC id's
Add a soc specific callback for getting the IIO IOAPIC enumeration ID.
Tested on ocp/deltalake.
Change-Id: Id504c2159066e6cddd01d30649921447bef17b12
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/47302
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Marc Jones <marc@marcjonesconsulting.com>
Diffstat (limited to 'src/soc/intel/xeon_sp/cpx')
| -rw-r--r-- | src/soc/intel/xeon_sp/cpx/include/soc/pci_devs.h | 12 | ||||
| -rw-r--r-- | src/soc/intel/xeon_sp/cpx/soc_util.c | 21 |
2 files changed, 21 insertions, 12 deletions
diff --git a/src/soc/intel/xeon_sp/cpx/include/soc/pci_devs.h b/src/soc/intel/xeon_sp/cpx/include/soc/pci_devs.h index 68dee28a07..33e257cb7c 100644 --- a/src/soc/intel/xeon_sp/cpx/include/soc/pci_devs.h +++ b/src/soc/intel/xeon_sp/cpx/include/soc/pci_devs.h @@ -117,17 +117,5 @@ // ========== IOAPIC Definitions for DMAR/ACPI ======== #define PCH_IOAPIC_ID 0x08 -#define PC00_IOAPIC_ID 0x09 -#define PC01_IOAPIC_ID 0x0A -#define PC02_IOAPIC_ID 0x0B -#define PC03_IOAPIC_ID 0x0C -#define PC04_IOAPIC_ID 0x0D -#define PC05_IOAPIC_ID 0x0E -#define PC06_IOAPIC_ID 0x0F -#define PC07_IOAPIC_ID 0x10 -#define PC08_IOAPIC_ID 0x11 -#define PC09_IOAPIC_ID 0x12 -#define PC10_IOAPIC_ID 0x13 -#define PC11_IOAPIC_ID 0x14 #endif /* _SOC_PCI_DEVS_H_ */ diff --git a/src/soc/intel/xeon_sp/cpx/soc_util.c b/src/soc/intel/xeon_sp/cpx/soc_util.c index 578f67cda2..280bedcd77 100644 --- a/src/soc/intel/xeon_sp/cpx/soc_util.c +++ b/src/soc/intel/xeon_sp/cpx/soc_util.c @@ -63,3 +63,24 @@ int soc_get_stack_for_port(int port) else return -1; } + +uint8_t soc_get_iio_ioapicid(int socket, int stack) +{ + uint8_t ioapic_id = socket ? 0xf : 0x9; + switch (stack) { + case CSTACK: + break; + case PSTACK0: + ioapic_id += 1; + break; + case PSTACK1: + ioapic_id += 2; + break; + case PSTACK2: + ioapic_id += 3; + break; + default: + return 0xff; + } + return ioapic_id; +} |