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Diffstat (limited to 'arch/x86/include/asm/fw_cfg.h')
-rw-r--r--arch/x86/include/asm/fw_cfg.h157
1 files changed, 0 insertions, 157 deletions
diff --git a/arch/x86/include/asm/fw_cfg.h b/arch/x86/include/asm/fw_cfg.h
deleted file mode 100644
index e9450c6196..0000000000
--- a/arch/x86/include/asm/fw_cfg.h
+++ /dev/null
@@ -1,157 +0,0 @@
-/*
- * (C) Copyright 2015 Miao Yan <yanmiaobest@gmail.com>
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#ifndef __FW_CFG__
-#define __FW_CFG__
-
-#define FW_CONTROL_PORT 0x510
-#define FW_DATA_PORT 0x511
-#define FW_DMA_PORT_LOW 0x514
-#define FW_DMA_PORT_HIGH 0x518
-
-#include <linux/list.h>
-
-enum qemu_fwcfg_items {
- FW_CFG_SIGNATURE = 0x00,
- FW_CFG_ID = 0x01,
- FW_CFG_UUID = 0x02,
- FW_CFG_RAM_SIZE = 0x03,
- FW_CFG_NOGRAPHIC = 0x04,
- FW_CFG_NB_CPUS = 0x05,
- FW_CFG_MACHINE_ID = 0x06,
- FW_CFG_KERNEL_ADDR = 0x07,
- FW_CFG_KERNEL_SIZE = 0x08,
- FW_CFG_KERNEL_CMDLINE = 0x09,
- FW_CFG_INITRD_ADDR = 0x0a,
- FW_CFG_INITRD_SIZE = 0x0b,
- FW_CFG_BOOT_DEVICE = 0x0c,
- FW_CFG_NUMA = 0x0d,
- FW_CFG_BOOT_MENU = 0x0e,
- FW_CFG_MAX_CPUS = 0x0f,
- FW_CFG_KERNEL_ENTRY = 0x10,
- FW_CFG_KERNEL_DATA = 0x11,
- FW_CFG_INITRD_DATA = 0x12,
- FW_CFG_CMDLINE_ADDR = 0x13,
- FW_CFG_CMDLINE_SIZE = 0x14,
- FW_CFG_CMDLINE_DATA = 0x15,
- FW_CFG_SETUP_ADDR = 0x16,
- FW_CFG_SETUP_SIZE = 0x17,
- FW_CFG_SETUP_DATA = 0x18,
- FW_CFG_FILE_DIR = 0x19,
- FW_CFG_FILE_FIRST = 0x20,
- FW_CFG_WRITE_CHANNEL = 0x4000,
- FW_CFG_ARCH_LOCAL = 0x8000,
- FW_CFG_INVALID = 0xffff,
-};
-
-enum {
- BIOS_LINKER_LOADER_COMMAND_ALLOCATE = 0x1,
- BIOS_LINKER_LOADER_COMMAND_ADD_POINTER = 0x2,
- BIOS_LINKER_LOADER_COMMAND_ADD_CHECKSUM = 0x3,
-};
-
-enum {
- BIOS_LINKER_LOADER_ALLOC_ZONE_HIGH = 0x1,
- BIOS_LINKER_LOADER_ALLOC_ZONE_FSEG = 0x2,
-};
-
-#define FW_CFG_FILE_SLOTS 0x10
-#define FW_CFG_MAX_ENTRY (FW_CFG_FILE_FIRST + FW_CFG_FILE_SLOTS)
-#define FW_CFG_ENTRY_MASK ~(FW_CFG_WRITE_CHANNEL | FW_CFG_ARCH_LOCAL)
-
-#define FW_CFG_MAX_FILE_PATH 56
-#define BIOS_LINKER_LOADER_FILESZ FW_CFG_MAX_FILE_PATH
-
-#define QEMU_FW_CFG_SIGNATURE (('Q' << 24) | ('E' << 16) | ('M' << 8) | 'U')
-
-#define FW_CFG_DMA_ERROR (1 << 0)
-#define FW_CFG_DMA_READ (1 << 1)
-#define FW_CFG_DMA_SKIP (1 << 2)
-#define FW_CFG_DMA_SELECT (1 << 3)
-
-#define FW_CFG_DMA_ENABLED (1 << 1)
-
-struct fw_cfg_file {
- __be32 size;
- __be16 select;
- __be16 reserved;
- char name[FW_CFG_MAX_FILE_PATH];
-};
-
-struct fw_file {
- struct fw_cfg_file cfg; /* firmware file information */
- unsigned long addr; /* firmware file in-memory address */
- struct list_head list; /* list node to link to fw_list */
-};
-
-struct fw_cfg_dma_access {
- __be32 control;
- __be32 length;
- __be64 address;
-};
-
-struct bios_linker_entry {
- __le32 command;
- union {
- /*
- * COMMAND_ALLOCATE - allocate a table from @alloc.file
- * subject to @alloc.align alignment (must be power of 2)
- * and @alloc.zone (can be HIGH or FSEG) requirements.
- *
- * Must appear exactly once for each file, and before
- * this file is referenced by any other command.
- */
- struct {
- char file[BIOS_LINKER_LOADER_FILESZ];
- __le32 align;
- uint8_t zone;
- } alloc;
-
- /*
- * COMMAND_ADD_POINTER - patch the table (originating from
- * @dest_file) at @pointer.offset, by adding a pointer to the
- * table originating from @src_file. 1,2,4 or 8 byte unsigned
- * addition is used depending on @pointer.size.
- */
- struct {
- char dest_file[BIOS_LINKER_LOADER_FILESZ];
- char src_file[BIOS_LINKER_LOADER_FILESZ];
- __le32 offset;
- uint8_t size;
- } pointer;
-
- /*
- * COMMAND_ADD_CHECKSUM - calculate checksum of the range
- * specified by @cksum_start and @cksum_length fields,
- * and then add the value at @cksum.offset.
- * Checksum simply sums -X for each byte X in the range
- * using 8-bit math.
- */
- struct {
- char file[BIOS_LINKER_LOADER_FILESZ];
- __le32 offset;
- __le32 start;
- __le32 length;
- } cksum;
-
- /* padding */
- char pad[124];
- };
-} __packed;
-
-/**
- * Initialize QEMU fw_cfg interface
- */
-void qemu_fwcfg_init(void);
-
-/**
- * Get system cpu number
- *
- * @return: cpu number in system
- */
-int qemu_fwcfg_online_cpus(void);
-
-#endif
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