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arch/x86/include/arch/pci_io_cfg: add IO port count & last port defines

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The PCI config space access via IO ports uses two 32 bit IO ports.

Signed-off-by: Felix Held <felix-coreboot@felixheld.de>
Change-Id: Ie99b4f5fc01fb0405243ff108d813ee1a3d35e5d
Reviewed-on: https://review.coreboot.org/c/coreboot/+/75408
Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Felix Held
2023-05-23 19:48:15 +02:00
parent 9c599c8b30
commit aec951eb3a
1 changed files with 4 additions and 2 deletions
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6
src/arch/x86/include/arch/pci_io_cfg.h
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@@ -7,8 +7,10 @@
#include <arch/io.h>
#include <device/pci_type.h>
#define PCI_IO_CONFIG_INDEX 0xcf8
#define PCI_IO_CONFIG_DATA 0xcfc
#define PCI_IO_CONFIG_INDEX 0xcf8
#define PCI_IO_CONFIG_DATA 0xcfc
#define PCI_IO_CONFIG_PORT_COUNT 8
#define PCI_IO_CONFIG_LAST_PORT (PCI_IO_CONFIG_INDEX + PCI_IO_CONFIG_PORT_COUNT - 1)
static __always_inline
uint32_t pci_io_encode_addr(pci_devfn_t dev, uint16_t reg)