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Update EBL to have an optional width specifier on commands. So hexdump.4 means use a width of 4 bytes.

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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@9974 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
andrewfish
2010-02-10 23:48:46 +00:00
parent f1569a9323
commit a6d7123ebc
5 changed files with 166 additions and 80 deletions
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22
EmbeddedPkg/Ebl/HwIoDebug.c
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@@ -24,12 +24,11 @@
/**
Read from IO space
Argv[0] - "ioread"
Argv[0] - "ioread"[.#] # is optiona width 1, 2, or 4. Default 1
Argv[1] - Hex IO address
Argv[2] - IO Width [1|2|4] with a default of 1
ior 0x3f8 4 ;Do a 32-bit IO Read from 0x3f8
ior 0x3f8 1 ;Do a 8-bit IO Read from 0x3f8
ior.4 0x3f8 ;Do a 32-bit IO Read from 0x3f8
ior 0x3f8 ;Do a 8-bit IO Read from 0x3f8
@param Argc Number of command arguments in Argv
@param Argv Array of strings that represent the parsed command line.
@@ -53,7 +52,7 @@ EblIoReadCmd (
}
Port = AsciiStrHexToUintn (Argv[1]);
Width = (Argc > 2) ? AsciiStrHexToUintn (Argv[2]) : 1;
Width = WidthFromCommandName (Argv[0], 1);
if (Width == 1) {
Data = IoRead8 (Port);
@@ -74,13 +73,12 @@ EblIoReadCmd (
/**
Write to IO space
Argv[0] - "iowrite"
Argv[0] - "iowrite"[.#] # is optiona width 1, 2, or 4. Default 1
Argv[1] - Hex IO address
Argv[2] - Hex data to write
Argv[3] - IO Width [1|2|4] with a default of 1
iow 0x3f8 af 4 ;Do a 32-bit IO write of af to 0x3f8
iow 0x3f8 af ;Do an 8-bit IO write of af to 0x3f8
iow.4 0x3f8 af ;Do a 32-bit IO write of af to 0x3f8
iow 0x3f8 af ;Do an 8-bit IO write of af to 0x3f8
@param Argc Number of command arguments in Argv
@param Argv Array of strings that represent the parsed command line.
@@ -105,7 +103,7 @@ EblIoWriteCmd (
Port = AsciiStrHexToUintn (Argv[1]);
Data = AsciiStrHexToUintn (Argv[2]);
Width = (Argc > 3) ? AsciiStrHexToUintn (Argv[3]) : 1;
Width = WidthFromCommandName (Argv[0], 1);
if (Width == 1) {
IoWrite8 (Port, (UINT8)Data);
@@ -124,13 +122,13 @@ GLOBAL_REMOVE_IF_UNREFERENCED const EBL_COMMAND_TABLE mCmdHwIoDebugTemplate[] =
{
{
"ioread",
" Port [1|2|4]; IO read of width[1] byte(s) from Port",
"[.{1|2|4}] Port ; IO read of width byte(s) from Port",
NULL,
EblIoReadCmd
},
{
"iowrite",
" Port Data [1|2|4]; IO write Data of width[1] byte(s) to Port",
"[.{1|2|4}] Port Data ; IO write Data of width byte(s) to Port",
NULL,
EblIoWriteCmd
}