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authorIan Moffett <ian@osmora.org>2024-06-24 22:55:29 -0400
committerIan Moffett <ian@osmora.org>2024-06-24 22:55:29 -0400
commit236963e7563be3e3f8220dac7bb4af446928e194 (patch)
treee521ea226db0345bbb3679fffe09d96254b7dc73 /sys/include/dev/pci/pci.h
parent214eadc62b5578f76c98a38a28f8b3d80ac4d6ad (diff)
Clean out for expt
Signed-off-by: Ian Moffett <ian@osmora.org>
Diffstat (limited to 'sys/include/dev/pci/pci.h')
-rw-r--r--sys/include/dev/pci/pci.h83
1 files changed, 0 insertions, 83 deletions
diff --git a/sys/include/dev/pci/pci.h b/sys/include/dev/pci/pci.h
deleted file mode 100644
index d6edf3b..0000000
--- a/sys/include/dev/pci/pci.h
+++ /dev/null
@@ -1,83 +0,0 @@
-/*
- * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *
- * 1. Redistributions of source code must retain the above copyright notice,
- * this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. Neither the name of Hyra nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
- * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
- */
-
-#ifndef _DEV_PCI_H_
-#define _DEV_PCI_H_
-
-#include <sys/syscall.h>
-#include <sys/queue.h>
-#include <sys/cdefs.h>
-#include <dev/pci/pciregs.h>
-#include <vm/vm.h>
-
-/* Lookup bits */
-#define PCI_DEVICE_ID __BIT(0)
-#define PCI_VENDOR_ID __BIT(1)
-#define PCI_CLASS __BIT(2)
-#define PCI_SUBCLASS __BIT(3)
-
-/* Base address masks for BARs */
-#define PCI_BAR_MEMMASK ~7
-#define PCI_BAR_IOMASK ~3
-
-/* Macros to fetch base address from BAR */
-#define PCI_BAR_MEMBASE(BAR) PHYS_TO_VIRT(BAR & PCI_BAR_MEMMASK)
-#define PCI_BAR_IOBASE(BAR) PHYS_TO_VIRT(BAR & PCI_BAR_IOMASK)
-
-/* For PCI lookups */
-struct pci_lookup {
- uint16_t device_id;
- uint16_t vendor_id;
- uint8_t pci_class;
- uint8_t pci_subclass;
-};
-
-struct pci_device {
- uint8_t bus;
- uint8_t slot;
- uint8_t func;
-
- uint16_t device_id;
- uint16_t vendor_id;
- uint8_t pci_class;
- uint8_t pci_subclass;
- uint8_t prog_if;
- uintptr_t bar[6];
- uint8_t irq_line;
- TAILQ_ENTRY(pci_device) link;
-};
-
-int pci_init(void);
-uint32_t pci_readl(struct pci_device *dev, uint32_t offset);
-uint32_t pci_bar_size(struct pci_device *dev, uint8_t bar);
-void pci_writel(struct pci_device *dev, uint32_t offset, uint32_t val);
-void pci_set_cmdreg(struct pci_device *dev, uint16_t bits);
-struct pci_device *pci_get_device(struct pci_lookup lookup, uint16_t lookup_type);
-
-#endif /* !_DEV_PCI_H_ */