There's various UEFI protocols for handling PCI devices. Add support for them.
---
ChangeLog | 4 +
include/grub/efi/pci.h | 319 ++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 323 insertions(+), 0 deletions(-)
create mode 100644 include/grub/efi/pci.h
diff --git a/ChangeLog b/ChangeLog
index ede7f8e..ca07786 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2012-02-08 Matthew Garrett<address@hidden>
+
+ * include/grub/efi/pci.h: New file to define EFI PCI protocols.
+
2012-02-07 Vladimir Serbinenko<address@hidden>
* grub-core/lib/i386/relocator16.S: Revert moving A20 code into PM
diff --git a/include/grub/efi/pci.h b/include/grub/efi/pci.h
new file mode 100644
index 0000000..b172455
--- /dev/null
+++ b/include/grub/efi/pci.h
@@ -0,0 +1,319 @@
+/*
+ * GRUB -- GRand Unified Bootloader
+ * Copyright (C) 2006,2007,2008 Free Software Foundation, Inc.
+ *
+ * GRUB is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * GRUB is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with GRUB. If not, see<http://www.gnu.org/licenses/>.
+ */
+
+#ifndef GRUB_EFI_PCI_HEADER
+#define GRUB_EFI_PCI_HEADER 1
+
+#include<grub/symbol.h>
+
+#define GRUB_EFI_PCI_IO_GUID \
+ { 0x4cf5b200, 0x68b8, 0x4ca5, { 0x9e, 0xec, 0xb2, 0x3e, 0x3f, 0x50, 0x02,
0x9a }}
+
+#define GRUB_EFI_PCI_ROOT_IO_GUID \
+ { 0x2F707EBB, 0x4A1A, 0x11d4, { 0x9A, 0x38, 0x00, 0x90, 0x27, 0x3F, 0xC1,
0x4D }}
+
+typedef enum
+ {
+ GRUB_EFI_PCI_IO_WIDTH_UINT8,
+ GRUB_EFI_PCI_IO_WIDTH_UINT16,
+ GRUB_EFI_PCI_IO_WIDTH_UINT32,
+ GRUB_EFI_PCI_IO_WIDTH_UINT64,
+ GRUB_EFI_PCI_IO_WIDTH_FIFO_UINT8,
+ GRUB_EFI_PCI_IO_WIDTH_FIFO_UINT16,
+ GRUB_EFI_PCI_IO_WIDTH_FIFO_UINT32,
+ GRUB_EFI_PCI_IO_WIDTH_FIFO_UINT64,
+ GRUB_EFI_PCI_IO_WIDTH_FILL_UINT8,
+ GRUB_EFI_PCI_IO_WIDTH_FILL_UINT16,
+ GRUB_EFI_PCI_IO_WIDTH_FILL_UINT32,
+ GRUB_EFI_PCI_IO_WIDTH_FILL_UINT64,
+ GRUB_EFI_PCI_IO_WIDTH_MAXIMUM,
+ }
+ grub_efi_pci_io_width_t;
+
+struct grub_efi_pci_io;
+
+typedef grub_efi_status_t
+(*grub_efi_pci_io_mem_t) (struct grub_efi_pci_io *this,
+ grub_efi_pci_io_width_t width,
+ grub_efi_uint8_t bar_index,
+ grub_efi_uint64_t offset,
+ grub_efi_uintn_t count,
+ void *buffer);
+
+typedef grub_efi_status_t
+(*grub_efi_pci_io_config_t) (struct grub_efi_pci_io *this,
+ grub_efi_pci_io_width_t width,
+ grub_efi_uint32_t offset,
+ grub_efi_uintn_t count,
+ void *buffer);
+typedef struct
+{
+ grub_efi_pci_io_mem_t read;
+ grub_efi_pci_io_mem_t write;
+} grub_efi_pci_io_access_t;
+
+typedef struct
+{
+ grub_efi_pci_io_config_t read;
+ grub_efi_pci_io_config_t write;
+} grub_efi_pci_io_config_access_t;
+
+typedef enum
+ {
+ GRUB_EFI_PCI_IO_OPERATION_BUS_MASTER_READ,
+ GRUB_EFI_PCI_IO_OPERATION_BUS_MASTER_WRITE,
+ GRUB_EFI_PCI_IO_OPERATION_BUS_MASTER_COMMON_BUFFER,
+ GRUB_EFI_PCI_IO_OPERATION_BUS_MASTER_MAXIMUM
+ }
+ grub_efi_pci_io_operation_t;
+
+#define GRUB_EFI_PCI_IO_ATTRIBUTE_ISA_IO 0x0002
+#define GRUB_EFI_PCI_IO_ATTRIBUTE_VGA_PALETTE_IO 0x0004
+#define GRUB_EFI_PCI_IO_ATTRIBUTE_VGA_MEMORY 0x0008
+#define GRUB_EFI_PCI_IO_ATTRIBUTE_VGA_IO 0x0010
+#define GRUB_EFI_PCI_IO_ATTRIBUTE_IDE_PRIMARY_IO 0x0020
+#define GRUB_EFI_PCI_IO_ATTRIBUTE_IDE_SECONDARY_IO 0x0040
+#define GRUB_EFI_PCI_IO_ATTRIBUTE_MEMORY_WRITE_COMBINE 0x0080
+#define GRUB_EFI_PCI_IO_ATTRIBUTE_IO 0x0100
+#define GRUB_EFI_PCI_IO_ATTRIBUTE_MEMORY 0x0200
+#define GRUB_EFI_PCI_IO_ATTRIBUTE_BUS_MASTER 0x0400
+#define GRUB_EFI_PCI_IO_ATTRIBUTE_MEMORY_CACHED 0x0800
+#define GRUB_EFI_PCI_IO_ATTRIBUTE_MEMORY_DISABLE 0x1000
+#define GRUB_EFI_PCI_IO_ATTRIBUTE_EMBEDDED_DEVICE 0x2000
+#define GRUB_EFI_PCI_IO_ATTRIBUTE_EMBEDDED_ROM 0x4000
+#define GRUB_EFI_PCI_IO_ATTRIBUTE_DUAL_ADDRESS_CYCLE 0x8000
+#define GRUB_EFI_PCI_IO_ATTRIBUTE_ISA_IO_16 0x10000
+#define GRUB_EFI_PCI_IO_ATTRIBUTE_VGA_PALETTE_IO_16 0x20000
+#define GRUB_EFI_PCI_IO_ATTRIBUTE_VGA_IO_16 0x40000
+
+typedef enum
+ {
+ GRUB_EFI_PCI_IO_ATTRIBUTE_OPERATION_GET,
+ GRUB_EFI_PCI_IO_ATTRIBUTE_OPERATION_SET,
+ GRUB_EFI_PCI_IO_ATTRIBUTE_OPERATION_ENABLE,
+ GRUB_EFI_PCI_IO_ATTRIBUTE_OPERATION_DISABLE,
+ GRUB_EFI_PCI_IO_ATTRIBUTE_OPERATION_SUPPORTED,
+ GRUB_EFI_PCI_IO_ATTRIBUTE_OPERATION_MAXIMUM
+ }
+ grub_efi_pci_io_attribute_operation_t;
+
+typedef grub_efi_status_t
+(*grub_efi_pci_io_poll_io_mem_t) (struct grub_efi_pci_io *this,
+ grub_efi_pci_io_width_t width,
+ grub_efi_uint8_t bar_ndex,
+ grub_efi_uint64_t offset,
+ grub_efi_uint64_t mask,
+ grub_efi_uint64_t value,
+ grub_efi_uint64_t delay,
+ grub_efi_uint64_t *result);
+
+typedef grub_efi_status_t
+(*grub_efi_pci_io_copy_mem_t) (struct grub_efi_pci_io *this,
+ grub_efi_pci_io_width_t width,
+ grub_efi_uint8_t dest_bar_index,
+ grub_efi_uint64_t dest_offset,
+ grub_efi_uint8_t src_bar_index,
+ grub_efi_uint64_t src_offset,
+ grub_efi_uintn_t count);
+
+typedef grub_efi_status_t
+(*grub_efi_pci_io_map_t) (struct grub_efi_pci_io *this,
+ grub_efi_pci_io_operation_t operation,
+ void *host_address,
+ grub_efi_uintn_t *number_of_bytes,
+ grub_efi_uint64_t *device_address,
+ void **mapping);
+
+typedef grub_efi_status_t
+(*grub_efi_pci_io_unmap_t) (struct grub_efi_pci_io *this,
+ void *mapping);
+
+typedef grub_efi_status_t
+(*grub_efi_pci_io_allocate_buffer_t) (struct grub_efi_pci_io *this,
+ grub_efi_allocate_type_t type,
+ grub_efi_memory_type_t memory_type,
+ grub_efi_uintn_t pages,
+ void **host_address,
+ grub_efi_uint64_t attributes);
+
+typedef grub_efi_status_t
+(*grub_efi_pci_io_free_buffer_t) (struct grub_efi_pci_io *this,
+ grub_efi_allocate_type_t type,
+ grub_efi_memory_type_t memory_type,
+ grub_efi_uintn_t pages,
+ void **host_address,
+ grub_efi_uint64_t attributes);
+
+typedef grub_efi_status_t
+(*grub_efi_pci_io_flush_t) (struct grub_efi_pci_io *this);
+
+typedef grub_efi_status_t
+(*grub_efi_pci_io_get_location_t) (struct grub_efi_pci_io *this,
+ grub_efi_uintn_t *segment_number,
+ grub_efi_uintn_t *bus_number,
+ grub_efi_uintn_t *device_number,
+ grub_efi_uintn_t *function_number);
+
+typedef grub_efi_status_t
+(*grub_efi_pci_io_attributes_t) (struct grub_efi_pci_io *this,
+ grub_efi_pci_io_attribute_operation_t
operation,
+ grub_efi_uint64_t attributes,
+ grub_efi_uint64_t *result);
+
+typedef grub_efi_status_t
+(*grub_efi_pci_io_get_bar_attributes_t) (struct grub_efi_pci_io *this,
+ grub_efi_uint8_t bar_index,
+ grub_efi_uint64_t *supports,
+ void **resources);
+
+typedef grub_efi_status_t
+(*grub_efi_pci_io_set_bar_attributes_t) (struct grub_efi_pci_io *this,
+ grub_efi_uint64_t attributes,
+ grub_efi_uint8_t bar_index,
+ grub_efi_uint64_t *offset,
+ grub_efi_uint64_t *length);
+struct grub_efi_pci_io {
+ grub_efi_pci_io_poll_io_mem_t poll_mem;
+ grub_efi_pci_io_poll_io_mem_t poll_io;
+ grub_efi_pci_io_access_t mem;
+ grub_efi_pci_io_access_t io;
+ grub_efi_pci_io_config_access_t pci;
+ grub_efi_pci_io_copy_mem_t copy_mem;
+ grub_efi_pci_io_map_t map;
+ grub_efi_pci_io_unmap_t unmap;
+ grub_efi_pci_io_allocate_buffer_t allocate_buffer;
+ grub_efi_pci_io_free_buffer_t free_buffer;
+ grub_efi_pci_io_flush_t flush;
+ grub_efi_pci_io_get_location_t get_location;
+ grub_efi_pci_io_attributes_t attributes;
+ grub_efi_pci_io_get_bar_attributes_t get_bar_attributes;
+ grub_efi_pci_io_set_bar_attributes_t set_bar_attributes;
+ grub_efi_uint64_t rom_size;
+ void *rom_image;
+};
+typedef struct grub_efi_pci_io grub_efi_pci_io_t;
+
+struct grub_efi_pci_root_io;
+
+typedef struct
+{
+ grub_efi_status_t(*read) (struct grub_efi_pci_root_io *this,
+ grub_efi_pci_io_width_t width,
+ grub_efi_uint64_t address,
+ grub_efi_uintn_t count,
+ void *buffer);
+ grub_efi_status_t(*write) (struct grub_efi_pci_root_io *this,
+ grub_efi_pci_io_width_t width,
+ grub_efi_uint64_t address,
+ grub_efi_uintn_t count,
+ void *buffer);
+} grub_efi_pci_root_io_access_t;
+
+typedef enum
+ {
+ GRUB_EFI_PCI_ROOT_IO_OPERATION_BUS_MASTER_READ,
+ GRUB_EFI_PCI_ROOT_IO_OPERATION_BUS_MASTER_WRITE,
+ GRUB_EFI_PCI_ROOT_IO_OPERATION_BUS_MASTER_COMMON_BUFFER,
+ GRUB_EFI_PCI_ROOT_IO_OPERATION_BUS_MASTER_READ_64,
+ GRUB_EFI_PCI_ROOT_IO_OPERATION_BUS_MASTER_WRITE_64,
+ GRUB_EFI_PCI_ROOT_IO_OPERATION_BUS_MASTER_COMMON_BUFFER_64,
+ GRUB_EFI_PCI_ROOT_IO_OPERATION_BUS_MASTER_MAXIMUM
+ }
+ grub_efi_pci_root_io_operation_t;
+
+typedef grub_efi_status_t
+(*grub_efi_pci_root_io_poll_io_mem_t) (struct grub_efi_pci_root_io *this,
+ grub_efi_pci_io_width_t width,
+ grub_efi_uint64_t address,
+ grub_efi_uint64_t mask,
+ grub_efi_uint64_t value,
+ grub_efi_uint64_t delay,
+ grub_efi_uint64_t *result);
+
+typedef grub_efi_status_t
+(*grub_efi_pci_root_io_copy_mem_t) (struct grub_efi_pci_root_io *this,
+ grub_efi_pci_io_width_t width,
+ grub_efi_uint64_t dest_offset,
+ grub_efi_uint64_t src_offset,
+ grub_efi_uintn_t count);
+
+
+typedef grub_efi_status_t
+(*grub_efi_pci_root_io_map_t) (struct grub_efi_pci_root_io *this,
+ grub_efi_pci_root_io_operation_t operation,
+ void *host_address,
+ grub_efi_uintn_t *number_of_bytes,
+ grub_efi_uint64_t *device_address,
+ void **mapping);
+
+typedef grub_efi_status_t
+(*grub_efi_pci_root_io_unmap_t) (struct grub_efi_pci_root_io *this,
+ void *mapping);
+
+typedef grub_efi_status_t
+(*grub_efi_pci_root_io_allocate_buffer_t) (struct grub_efi_pci_root_io *this,
+ grub_efi_allocate_type_t type,
+ grub_efi_memory_type_t memory_type,
+ grub_efi_uintn_t pages,
+ void **host_address,
+ grub_efi_uint64_t attributes);
+
+typedef grub_efi_status_t
+(*grub_efi_pci_root_io_free_buffer_t) (struct grub_efi_pci_root_io *this,
+ grub_efi_uintn_t pages,
+ void **host_address);
+
+typedef grub_efi_status_t
+(*grub_efi_pci_root_io_flush_t) (struct grub_efi_pci_root_io *this);
+
+typedef grub_efi_status_t
+(*grub_efi_pci_root_io_get_attributes_t) (struct grub_efi_pci_root_io *this,
+ grub_efi_uint64_t *supports,
+ void **resources);
+
+typedef grub_efi_status_t
+(*grub_efi_pci_root_io_set_attributes_t) (struct grub_efi_pci_root_io *this,
+ grub_efi_uint64_t attributes,
+ grub_efi_uint64_t *offset,
+ grub_efi_uint64_t *length);
+
+typedef grub_efi_status_t
+(*grub_efi_pci_root_io_configuration_t) (struct grub_efi_pci_root_io *this,
+ void **resources);
+
+struct grub_efi_pci_root_io {
+ grub_efi_handle_t parent;
+ grub_efi_pci_root_io_poll_io_mem_t poll_mem;
+ grub_efi_pci_root_io_poll_io_mem_t poll_io;
+ grub_efi_pci_root_io_access_t mem;
+ grub_efi_pci_root_io_access_t io;
+ grub_efi_pci_root_io_access_t pci;
+ grub_efi_pci_root_io_copy_mem_t copy_mem;
+ grub_efi_pci_root_io_map_t map;
+ grub_efi_pci_root_io_unmap_t unmap;
+ grub_efi_pci_root_io_allocate_buffer_t allocate_buffer;
+ grub_efi_pci_root_io_free_buffer_t free_buffer;
+ grub_efi_pci_root_io_flush_t flush;
+ grub_efi_pci_root_io_get_attributes_t get_attributes;
+ grub_efi_pci_root_io_set_attributes_t set_attributes;
+ grub_efi_pci_root_io_configuration_t configuration;
+};
+
+typedef struct grub_efi_pci_root_io grub_efi_pci_root_io_t;
+
+#endif /* !GRUB_EFI_PCI_HEADER */
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