diff options
| author | Patrick Rudolph <patrick.rudolph@9elements.com> | 2023-10-04 19:50:35 +0200 |
|---|---|---|
| committer | Felix Held <felix-coreboot@felixheld.de> | 2023-10-06 12:37:21 +0000 |
| commit | 17848b65c38c32fa9630925ca8a15203a0617788 (patch) | |
| tree | f3ea60a184d4dafa508e9723eef13b00e170127d /src/include | |
| parent | 1909c3ba9f5cf1508202399d7b5c56c5f9533456 (diff) | |
device/pci_def.h: Add more bits
Add more fields for PCIe slots status and link control and
slot capabilities.
Change-Id: I64e40ea6bd731cd52ce006224b7c3091d5ef3aac
Signed-off-by: Patrick Rudolph <patrick.rudolph@9elements.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/78237
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Diffstat (limited to 'src/include')
| -rw-r--r-- | src/include/device/pci_def.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/include/device/pci_def.h b/src/include/device/pci_def.h index aa53909d1e..9ecd50ab2d 100644 --- a/src/include/device/pci_def.h +++ b/src/include/device/pci_def.h @@ -430,6 +430,7 @@ #define PCI_EXP_CLK_PM 0x40000 /* Clock Power Management */ #define PCI_EXP_LNKCAP_PORT 0xff000000 /* Port Number */ #define PCI_EXP_LNKCTL 16 /* Link Control */ +#define PCI_EXP_LNKCTL_LD 0x10 /* Link Disable */ #define PCI_EXP_LNKCTL_RL 0x20 /* Retrain Link */ #define PCI_EXP_LNKCTL_CCC 0x40 /* Common Clock Configuration */ #define PCI_EXP_EN_CLK_PM 0x100 /* Enable Clock Power Management */ @@ -437,10 +438,14 @@ #define PCI_EXP_LNKSTA_LT 0x800 /* Link Training */ #define PCI_EXP_LNKSTA_SLC 0x1000 /* Slot Clock Configuration */ #define PCI_EXP_SLTCAP 20 /* Slot Capabilities */ +#define PCI_EXP_SLTCAP_HPS 0x0020 /* Hot-Plug Surprise */ #define PCI_EXP_SLTCAP_HPC 0x0040 /* Hot-Plug Capable */ +#define PCI_EXP_SLTCAP_SPLV 0x7f80 /* Slot Power Limit Value */ +#define PCI_EXP_SLTCAP_SPLS 0x18000 /* Slot Power Limit Scale */ #define PCI_EXP_SLTCAP_PSN 0xfff80000 /* Physical Slot Number */ #define PCI_EXP_SLTCTL 24 /* Slot Control */ #define PCI_EXP_SLTSTA 26 /* Slot Status */ +#define PCI_EXP_SLTSTA_PDS 0x40 /* Presence Detect Status */ #define PCI_EXP_RTCTL 28 /* Root Control */ #define PCI_EXP_RTCTL_SECEE 0x01 /* System Error on Correctable Error */ #define PCI_EXP_RTCTL_SENFEE 0x02 /* System Error on Non-Fatal Error */ |