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authorAlex Bennée <alex.bennee@linaro.org>2019-05-14 15:30:14 +0100
committerAlex Bennée <alex.bennee@linaro.org>2019-05-28 10:28:50 +0100
commit4e7f9032cf9bba8558b0fd5ab6a1366d6d7b8ee0 (patch)
treeb260754fa6471caa695fe9e6ac47a454fc5ccb43 /qemu-options.hx
parenta331c6d774123fd3fdb916e58539920727dd2cbd (diff)
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semihosting: enable chardev backed output for console
It will be useful for a number of use-cases to be able to re-direct output to a file like we do with serial output. This does the wiring to allow us to treat then semihosting console like just another character output device. Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Diffstat (limited to 'qemu-options.hx')
-rw-r--r--qemu-options.hx6
1 files changed, 4 insertions, 2 deletions
diff --git a/qemu-options.hx b/qemu-options.hx
index 7ae3373..39dc170 100644
--- a/qemu-options.hx
+++ b/qemu-options.hx
@@ -4025,12 +4025,12 @@ STEXI
Enable semihosting mode (ARM, M68K, Xtensa, MIPS, Nios II only).
ETEXI
DEF("semihosting-config", HAS_ARG, QEMU_OPTION_semihosting_config,
- "-semihosting-config [enable=on|off][,target=native|gdb|auto][,arg=str[,...]]\n" \
+ "-semihosting-config [enable=on|off][,target=native|gdb|auto][,chardev=id][,arg=str[,...]]\n" \
" semihosting configuration\n",
QEMU_ARCH_ARM | QEMU_ARCH_M68K | QEMU_ARCH_XTENSA | QEMU_ARCH_LM32 |
QEMU_ARCH_MIPS | QEMU_ARCH_NIOS2)
STEXI
-@item -semihosting-config [enable=on|off][,target=native|gdb|auto][,arg=str[,...]]
+@item -semihosting-config [enable=on|off][,target=native|gdb|auto][,chardev=id][,arg=str[,...]]
@findex -semihosting-config
Enable and configure semihosting (ARM, M68K, Xtensa, MIPS, Nios II only).
@table @option
@@ -4038,6 +4038,8 @@ Enable and configure semihosting (ARM, M68K, Xtensa, MIPS, Nios II only).
Defines where the semihosting calls will be addressed, to QEMU (@code{native})
or to GDB (@code{gdb}). The default is @code{auto}, which means @code{gdb}
during debug sessions and @code{native} otherwise.
+@item chardev=@var{str1}
+Send the output to a chardev backend output for native or auto output when not in gdb
@item arg=@var{str1},arg=@var{str2},...
Allows the user to pass input arguments, and can be used multiple times to build
up a list. The old-style @code{-kernel}/@code{-append} method of passing a