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pci.c: add pci_read/write_io_qword support

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Signed-off-by: wangyongrong <wangyongrong@xiaomi.com>
This commit is contained in:
wangyongrong 2024-05-09 16:55:45 +08:00 committed by Mateusz Szafoni
parent db95659a9c
commit 1e091fb2e0
1 changed files with 19 additions and 0 deletions
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19
include/nuttx/pci/pci.h
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@ -161,6 +161,17 @@
#define pci_read_io_dword(dev, addr, val) \
pci_bus_read_io_dword((dev)->bus, addr, val)
#define pci_read_io_qword(dev, addr, val) \
do \
{ \
uint32_t valhi; \
uint32_t vallo; \
pci_bus_read_io_dword((dev)->bus, addr, &vallo); \
pci_bus_read_io_dword((dev)->bus, (uintptr_t)(addr) + sizeof(uint32_t), &valhi); \
*(val) = ((uint64_t)valhi << 32) | (uint64_t)vallo; \
} \
while (0)
#define pci_write_io_byte(dev, addr, val) \
pci_bus_write_io_byte((dev)->bus, addr, val)
@ -170,6 +181,14 @@
#define pci_write_io_dword(dev, addr, val) \
pci_bus_write_io_dword((dev)->bus, addr, val)
#define pci_write_io_qword(dev, addr, val) \
do \
{ \
pci_bus_write_io_dword((dev)->bus, addr, (uint32_t)(val)); \
pci_bus_write_io_dword((dev)->bus, (uintptr_t)(addr) + sizeof(uint32_t), (val) >> 32); \
} \
while (0)
#define pci_write_mmio_byte(dev, addr, val) \
(*((FAR volatile uint8_t *)(addr))) = val