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authorOvidiu Panait <ovidiu.panait@windriver.com>2022-01-01 19:13:26 +0200
committerTom Rini <trini@konsulko.com>2022-01-18 08:31:02 -0500
commit485c90c06bbb01f9ae3e5746836152ce5ea36c0f (patch)
treeed3838af060e67dbcffd06df07f0938aed21b5e6 /doc/README.bedbug
parent027b0e9c165d33da1bd7458363a3d57fdadee662 (diff)
common: remove bedbug debugger support
Commit 98f705c9cefd ("powerpc: remove 4xx support") removed (in 2017) the last code that made use of bedbug debugger support. Since there aren't any boards left that define either CONFIG_CMD_BEDBUG or a real bedbug_init(), drop this feature from u-boot. Signed-off-by: Ovidiu Panait <ovidiu.panait@windriver.com> Reviewed-by: Thomas Huth <thuth@redhat.com> Reviewed-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'doc/README.bedbug')
-rw-r--r--doc/README.bedbug56
1 files changed, 0 insertions, 56 deletions
diff --git a/doc/README.bedbug b/doc/README.bedbug
deleted file mode 100644
index 1a2acd0f14..0000000000
--- a/doc/README.bedbug
+++ /dev/null
@@ -1,56 +0,0 @@
-BEDBUG Support for U-Boot
---------------------------
-
-These changes implement the bedbug (emBEDded deBUGger) debugger in U-Boot.
-
-#####################
-### Modifications ###
-#####################
-
-./common/Makefile
- Included cmd_bedbug.c and bedbug.c in the Makefile.
-
-./common/board.c
- Added call to initialize debugger on startup.
-
-./include/ppc_asm.tmpl
- Added code to handle critical exceptions
-
-#################
-### New Stuff ###
-#################
-
-./include/bedbug/ppc.h
-./include/bedbug/regs.h
-./include/bedbug/bedbug.h
-./include/bedbug/elf.h [obsoleted by new include/elf.h]
-./include/bedbug/tables.h
-./include/cmd_bedbug.h
-./common/cmd_bedbug.c
-./common/bedbug.c
- Bedbug library includes code for assembling and disassembling
- PowerPC instructions to/from memory as well as handling
- hardware breakpoints and stepping through code. These
- routines are common to all PowerPC processors.
-
-Bedbug support for the MPC860
------------------------------
-
-Changes:
-
- common/cmd_bedbug.c
- Added call to initialize 860 debugger.
-
- arch/powerpc/cpu/mpc8xx/Makefile
- Added new file "bedbug_860.c" to the makefile
-
- arch/powerpc/cpu/mpc8xx/start.S
- Added handler for InstructionBreakpoint (0xfd00)
-
- arch/powerpc/cpu/mpc8xx/traps.c
- Added new routine DebugException()
-
-New Files:
-
- arch/powerpc/cpu/mpc8xx/bedbug_860.c
- CPU-specific routines for 860 debug registers.