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-rw-r--r--ShellPkg/Library/UefiShellDebug1CommandsLib/UefiShellDebug1CommandsLib.uni15
1 files changed, 9 insertions, 6 deletions
diff --git a/ShellPkg/Library/UefiShellDebug1CommandsLib/UefiShellDebug1CommandsLib.uni b/ShellPkg/Library/UefiShellDebug1CommandsLib/UefiShellDebug1CommandsLib.uni
index 609e1a8077..8ea4215f9c 100644
--- a/ShellPkg/Library/UefiShellDebug1CommandsLib/UefiShellDebug1CommandsLib.uni
+++ b/ShellPkg/Library/UefiShellDebug1CommandsLib/UefiShellDebug1CommandsLib.uni
@@ -895,17 +895,20 @@
#string STR_GET_HELP_PCI #language en-US ""
".TH pci 0 "Displays PCI device information."\r\n"
".SH NAME\r\n"
-"Displays a PCI device list or PCI function configuration space of a device.\r\n"
+"Displays PCI device list or PCI function configuration space and PCIe extended\r\n"
+"configuration space.\r\n"
".SH SYNOPSIS\r\n"
" \r\n"
-"PCI [Bus Dev [Func] [-s Seg] [-i]]\r\n"
+"PCI [Bus Dev [Func] [-s Seg] [-i [-ec ID]]]\r\n"
".SH OPTIONS\r\n"
" \r\n"
-" -s - Specifies optional segment number.\r\n"
+" -s - Specifies optional segment number (hexadecimal number).\r\n"
" -i - Displays interpreted information.\r\n"
-" Bus - Specifies a bus number.\r\n"
-" Dev - Specifies a device number.\r\n"
-" Func - Specifies a function number.\r\n"
+" -ec - Displays detailed interpretation of specified PCIe extended capability\r\n"
+" ID (hexadecimal number).\r\n"
+" Bus - Specifies a bus number (hexadecimal number).\r\n"
+" Dev - Specifies a device number (hexadecimal number).\r\n"
+" Func - Specifies a function number (hexadecimal number).\r\n"
".SH DESCRIPTION\r\n"
" \r\n"
"NOTES:\r\n"