BaseTools: remove uncalled function

[mirror_edk2.git] / OvmfPkg / Include / Library / QemuFwCfgLib.h

diff --git a/OvmfPkg/Include/Library/QemuFwCfgLib.h b/OvmfPkg/Include/Library/QemuFwCfgLib.h
index 3776d79ea97b43445ac015459d199836d2cce90b..596e3f25d5fe42645244067bd5abd7789e7d98e8 100644 (file)
--- a/OvmfPkg/Include/Library/QemuFwCfgLib.h
+++ b/OvmfPkg/Include/Library/QemuFwCfgLib.h
@@ -1,7 +1,9 @@
 /** @file\r
   QEMU/KVM Firmware Configuration access\r
 \r
-  Copyright (c) 2011 - 2012, Intel Corporation. All rights reserved.<BR>\r
+  Copyright (c) 2011 - 2013, Intel Corporation. All rights reserved.<BR>\r
+  Copyright (C) 2013, Red Hat, Inc.\r
+\r
   This program and the accompanying materials\r
   are licensed and made available under the terms and conditions of the BSD License\r
   which accompanies this distribution.  The full text of the license may be found at\r
@@ -15,47 +17,14 @@
 #ifndef __FW_CFG_LIB__\r
 #define __FW_CFG_LIB__\r
 \r
-typedef enum {\r
-  QemuFwCfgItemSignature            = 0x0000,\r
-  QemuFwCfgItemInterfaceVersion     = 0x0001,\r
-  QemuFwCfgItemSystemUuid           = 0x0002,\r
-  QemuFwCfgItemRamSize              = 0x0003,\r
-  QemuFwCfgItemGraphicsEnabled      = 0x0004,\r
-  QemuFwCfgItemSmpCpuCount          = 0x0005,\r
-  QemuFwCfgItemMachineId            = 0x0006,\r
-  QemuFwCfgItemKernelAddress        = 0x0007,\r
-  QemuFwCfgItemKernelSize           = 0x0008,\r
-  QemuFwCfgItemKernelCommandLine    = 0x0009,\r
-  QemuFwCfgItemInitrdAddress        = 0x000a,\r
-  QemuFwCfgItemInitrdSize           = 0x000b,\r
-  QemuFwCfgItemBootDevice           = 0x000c,\r
-  QemuFwCfgItemNumaData             = 0x000d,\r
-  QemuFwCfgItemBootMenu             = 0x000e,\r
-  QemuFwCfgItemMaximumCpuCount      = 0x000f,\r
-  QemuFwCfgItemKernelEntry          = 0x0010,\r
-  QemuFwCfgItemKernelData           = 0x0011,\r
-  QemuFwCfgItemInitrdData           = 0x0012,\r
-  QemuFwCfgItemCommandLineAddress   = 0x0013,\r
-  QemuFwCfgItemCommandLineSize      = 0x0014,\r
-  QemuFwCfgItemCommandLineData      = 0x0015,\r
-  QemuFwCfgItemKernelSetupAddress   = 0x0016,\r
-  QemuFwCfgItemKernelSetupSize      = 0x0017,\r
-  QemuFwCfgItemKernelSetupData      = 0x0018,\r
-  QemuFwCfgItemFileDir              = 0x0019,\r
-\r
-  QemuFwCfgItemX86AcpiTables        = 0x8000,\r
-  QemuFwCfgItemX86SmbiosTables      = 0x8001,\r
-  QemuFwCfgItemX86Irq0Override      = 0x8002,\r
-  QemuFwCfgItemX86E820Table         = 0x8003,\r
-  QemuFwCfgItemX86HpetData          = 0x8004,\r
-\r
-} FIRMWARE_CONFIG_ITEM;\r
-\r
+#include <IndustryStandard/QemuFwCfg.h>\r
 \r
 /**\r
   Returns a boolean indicating if the firmware configuration interface\r
   is available or not.\r
 \r
+  This function may change fw_cfg state.\r
+\r
   @retval    TRUE   The interface is available\r
   @retval    FALSE  The interface is not available\r
 \r
@@ -102,6 +71,41 @@ QemuFwCfgReadBytes (
   );\r
 \r
 \r
+/**\r
+  Writes firmware configuration bytes from a buffer\r
+\r
+  If called multiple times, then the data written will\r
+  continue at the offset of the firmware configuration\r
+  item where the previous write ended.\r
+\r
+  @param[in] Size - Size in bytes to write\r
+  @param[in] Buffer - Buffer to read data from\r
+\r
+**/\r
+VOID\r
+EFIAPI\r
+QemuFwCfgWriteBytes (\r
+  IN UINTN                  Size,\r
+  IN VOID                   *Buffer\r
+  );\r
+\r
+\r
+/**\r
+  Skip bytes in the firmware configuration item.\r
+\r
+  Increase the offset of the firmware configuration item without transferring\r
+  bytes between the item and a caller-provided buffer. Subsequent read, write\r
+  or skip operations will commence at the increased offset.\r
+\r
+  @param[in] Size  Number of bytes to skip.\r
+**/\r
+VOID\r
+EFIAPI\r
+QemuFwCfgSkipBytes (\r
+  IN UINTN                  Size\r
+  );\r
+\r
+\r
 /**\r
   Reads a UINT8 firmware configuration value\r
 \r
@@ -174,5 +178,6 @@ QemuFwCfgFindFile (
   OUT  FIRMWARE_CONFIG_ITEM  *Item,\r
   OUT  UINTN                 *Size\r
   );\r
+\r
 #endif\r
 \r