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1# SPDX-License-Identifier: GPL-2.0
2
3config PPC_DISABLE_WERROR
4 bool "Don't build arch/powerpc code with -Werror"
5 help
6 This option tells the compiler NOT to build the code under
7 arch/powerpc with the -Werror flag (which means warnings
8 are treated as errors).
9
10 Only enable this if you are hitting a build failure in the
11 arch/powerpc code caused by a warning, and you don't feel
12 inclined to fix it.
13
14config PPC_WERROR
15 bool
16 depends on !PPC_DISABLE_WERROR
17 default y
18
19config PRINT_STACK_DEPTH
20 int "Stack depth to print" if DEBUG_KERNEL
21 default 64
22 help
23 This option allows you to set the stack depth that the kernel
24 prints in stack traces. This can be useful if your display is
25 too small and stack traces cause important information to
26 scroll off the screen.
27
28config HCALL_STATS
29 bool "Hypervisor call instrumentation"
30 depends on PPC_PSERIES && DEBUG_FS && TRACEPOINTS
31 help
32 Adds code to keep track of the number of hypervisor calls made and
33 the amount of time spent in hypervisor calls. Wall time spent in
34 each call is always calculated, and if available CPU cycles spent
35 are also calculated. A directory named hcall_inst is added at the
36 root of the debugfs filesystem. Within the hcall_inst directory
37 are files that contain CPU specific call statistics.
38
39 This option will add a small amount of overhead to all hypervisor
40 calls.
41
42config PPC_EMULATED_STATS
43 bool "Emulated instructions tracking"
44 depends on DEBUG_FS
45 help
46 Adds code to keep track of the number of instructions that are
47 emulated by the in-kernel emulator. Counters for the various classes
48 of emulated instructions are available under
49 powerpc/emulated_instructions/ in the root of the debugfs file
50 system. Optionally (controlled by
51 powerpc/emulated_instructions/do_warn in debugfs), rate-limited
52 warnings can be printed to the console when instructions are
53 emulated.
54
55config CODE_PATCHING_SELFTEST
56 bool "Run self-tests of the code-patching code"
57 depends on DEBUG_KERNEL
58
59config JUMP_LABEL_FEATURE_CHECKS
60 bool "Enable use of jump label for cpu/mmu_has_feature()"
61 depends on JUMP_LABEL
62 default y
63 help
64 Selecting this options enables use of jump labels for some internal
65 feature checks. This should generate more optimal code for those
66 checks.
67
68config JUMP_LABEL_FEATURE_CHECK_DEBUG
69 bool "Do extra check on feature fixup calls"
70 depends on DEBUG_KERNEL && JUMP_LABEL_FEATURE_CHECKS
71 help
72 This tries to catch incorrect usage of cpu_has_feature() and
73 mmu_has_feature() in the code.
74
75 If you don't know what this means, say N.
76
77config FTR_FIXUP_SELFTEST
78 bool "Run self-tests of the feature-fixup code"
79 depends on DEBUG_KERNEL
80
81config MSI_BITMAP_SELFTEST
82 bool "Run self-tests of the MSI bitmap code"
83 depends on DEBUG_KERNEL
84
85config GUEST_STATE_BUFFER_TEST
86 def_tristate n
87 prompt "Enable Guest State Buffer unit tests"
88 depends on KUNIT
89 depends on KVM_BOOK3S_HV_POSSIBLE
90 default KUNIT_ALL_TESTS
91 help
92 The Guest State Buffer is a data format specified in the PAPR.
93 It is by hcalls to communicate the state of L2 guests between
94 the L1 and L0 hypervisors. Enable unit tests for the library
95 used to create and use guest state buffers.
96
97config PPC_IRQ_SOFT_MASK_DEBUG
98 bool "Include extra checks for powerpc irq soft masking"
99 depends on PPC64
100
101config PPC_RFI_SRR_DEBUG
102 bool "Include extra checks for RFI SRR register validity"
103 depends on PPC_BOOK3S_64
104
105config XMON
106 bool "Include xmon kernel debugger"
107 depends on DEBUG_KERNEL
108 select CONSOLE_POLL if SERIAL_CPM_CONSOLE
109 help
110 Include in-kernel hooks for the xmon kernel monitor/debugger.
111 Unless you are intending to debug the kernel, say N here.
112 Make sure to enable also CONFIG_BOOTX_TEXT on Macs. Otherwise
113 nothing will appear on the screen (xmon writes directly to the
114 framebuffer memory).
115 The cmdline option 'xmon' or 'xmon=early' will drop into xmon
116 very early during boot. 'xmon=on' will just enable the xmon
117 debugger hooks. 'xmon=off' will disable the debugger hooks
118 if CONFIG_XMON_DEFAULT is set.
119 xmon will print a backtrace on the very first invocation.
120 'xmon=nobt' will disable this autobacktrace.
121
122config XMON_DEFAULT
123 bool "Enable xmon by default"
124 depends on XMON
125 help
126 xmon is normally disabled unless booted with 'xmon=on'.
127 Use 'xmon=off' to disable xmon init during runtime.
128
129config XMON_DISASSEMBLY
130 bool "Include disassembly support in xmon"
131 depends on XMON
132 default y
133 help
134 Include support for disassembling in xmon. You probably want
135 to say Y here, unless you're building for a memory-constrained
136 system.
137
138config XMON_DEFAULT_RO_MODE
139 bool "Restrict xmon to read-only operations by default"
140 depends on XMON
141 default y
142 help
143 Operate xmon in read-only mode. The cmdline options 'xmon=rw' and
144 'xmon=ro' override this default.
145
146config DEBUGGER
147 bool
148 depends on KGDB || XMON
149 default y
150
151config BDI_SWITCH
152 bool "Include BDI-2000 user context switcher"
153 depends on DEBUG_KERNEL && PPC32
154 help
155 Include in-kernel support for the Abatron BDI2000 debugger.
156 Unless you are intending to debug the kernel with one of these
157 machines, say N here.
158
159config BOOTX_TEXT
160 bool "Support for early boot text console (BootX or OpenFirmware only)"
161 depends on PPC_BOOK3S
162 select FONT_SUN8x16
163 select FONT_SUPPORT
164 help
165 Say Y here to see progress messages from the boot firmware in text
166 mode. Requires either BootX or Open Firmware.
167
168config PPC_EARLY_DEBUG
169 bool "Early debugging (dangerous)"
170 help
171 Say Y to enable some early debugging facilities that may be available
172 for your processor/board combination. Those facilities are hacks
173 intended to debug problems early during boot, this should not be
174 enabled in a production kernel.
175 Note that enabling this will also cause the kernel default log level
176 to be pushed to max automatically very early during boot
177
178choice
179 prompt "Early debugging console"
180 depends on PPC_EARLY_DEBUG
181 help
182 Use the selected console for early debugging. Careful, if you
183 enable debugging for the wrong type of machine your kernel
184 _will not boot_.
185
186config PPC_EARLY_DEBUG_BOOTX
187 bool "BootX or OpenFirmware"
188 depends on BOOTX_TEXT
189 help
190 Select this to enable early debugging for a machine using BootX
191 or OpenFirmware.
192
193config PPC_EARLY_DEBUG_LPAR
194 bool "LPAR HV Console"
195 depends on PPC_PSERIES && HVC_CONSOLE
196 help
197 Select this to enable early debugging for a machine with a HVC
198 console on vterm 0.
199
200config PPC_EARLY_DEBUG_LPAR_HVSI
201 bool "LPAR HVSI Console"
202 depends on PPC_PSERIES && HVC_CONSOLE
203 help
204 Select this to enable early debugging for a machine with a HVSI
205 console on a specified vterm.
206
207config PPC_EARLY_DEBUG_G5
208 bool "Apple G5"
209 depends on PPC_PMAC64
210 help
211 Select this to enable early debugging for Apple G5 machines.
212
213config PPC_EARLY_DEBUG_RTAS_PANEL
214 bool "RTAS Panel"
215 depends on PPC_RTAS
216 help
217 Select this to enable early debugging via the RTAS panel.
218
219config PPC_EARLY_DEBUG_RTAS_CONSOLE
220 bool "RTAS Console"
221 depends on PPC_RTAS
222 select UDBG_RTAS_CONSOLE
223 help
224 Select this to enable early debugging via the RTAS console.
225
226config PPC_EARLY_DEBUG_MAPLE
227 bool "Maple real mode"
228 depends on PPC_MAPLE
229 help
230 Select this to enable early debugging for Maple.
231
232config PPC_EARLY_DEBUG_PAS_REALMODE
233 bool "PA Semi real mode"
234 depends on PPC_PASEMI
235 help
236 Select this to enable early debugging for PA Semi.
237 Output will be on UART0.
238
239config PPC_EARLY_DEBUG_44x
240 bool "Early serial debugging for IBM/AMCC 44x CPUs"
241 depends on 44x
242 help
243 Select this to enable early debugging for IBM 44x chips via the
244 inbuilt serial port. If you enable this, ensure you set
245 PPC_EARLY_DEBUG_44x_PHYSLOW below to suit your target board.
246
247config PPC_EARLY_DEBUG_40x
248 bool "Early serial debugging for IBM/AMCC 40x CPUs"
249 depends on 40x
250 help
251 Select this to enable early debugging for IBM 40x chips via the
252 inbuilt serial port. This works on chips with a 16550 compatible
253 UART.
254
255config PPC_EARLY_DEBUG_CPM
256 bool "Early serial debugging for Freescale CPM-based serial ports"
257 depends on SERIAL_CPM=y
258 help
259 Select this to enable early debugging for Freescale chips
260 using a CPM-based serial port. This assumes that the bootwrapper
261 has run, and set up the CPM in a particular way.
262
263config PPC_EARLY_DEBUG_USBGECKO
264 bool "Early debugging through the USB Gecko adapter"
265 depends on GAMECUBE_COMMON
266 select USBGECKO_UDBG
267 help
268 Select this to enable early debugging for Nintendo GameCube/Wii
269 consoles via an external USB Gecko adapter.
270
271config PPC_EARLY_DEBUG_PS3GELIC
272 bool "Early debugging through the PS3 Ethernet port"
273 depends on PPC_PS3
274 help
275 Select this to enable early debugging for the PlayStation3 via
276 UDP broadcasts sent out through the Ethernet port.
277
278config PPC_EARLY_DEBUG_OPAL_RAW
279 bool "OPAL raw console"
280 depends on HVC_OPAL
281 help
282 Select this to enable early debugging for the PowerNV platform
283 using a "raw" console
284
285config PPC_EARLY_DEBUG_OPAL_HVSI
286 bool "OPAL hvsi console"
287 depends on HVC_OPAL
288 help
289 Select this to enable early debugging for the PowerNV platform
290 using an "hvsi" console
291
292config PPC_EARLY_DEBUG_MEMCONS
293 bool "In memory console"
294 help
295 Select this to enable early debugging using an in memory console.
296 This console provides input and output buffers stored within the
297 kernel BSS and should be safe to select on any system. A debugger
298 can then be used to read kernel output or send input to the console.
299
300config PPC_EARLY_DEBUG_16550
301 bool "Serial 16550"
302 depends on PPC_UDBG_16550
303 help
304 Select this to enable early debugging via Serial 16550 console
305endchoice
306
307config PPC_MEMCONS_OUTPUT_SIZE
308 int "In memory console output buffer size"
309 depends on PPC_EARLY_DEBUG_MEMCONS
310 default 4096
311 help
312 Selects the size of the output buffer (in bytes) of the in memory
313 console.
314
315config PPC_MEMCONS_INPUT_SIZE
316 int "In memory console input buffer size"
317 depends on PPC_EARLY_DEBUG_MEMCONS
318 default 128
319 help
320 Selects the size of the input buffer (in bytes) of the in memory
321 console.
322
323config PPC_EARLY_DEBUG_OPAL
324 def_bool y
325 depends on PPC_EARLY_DEBUG_OPAL_RAW || PPC_EARLY_DEBUG_OPAL_HVSI
326
327config PPC_EARLY_DEBUG_HVSI_VTERMNO
328 hex "vterm number to use with early debug HVSI"
329 depends on PPC_EARLY_DEBUG_LPAR_HVSI
330 default "0x30000000"
331 help
332 You probably want 0x30000000 for your first serial port and
333 0x30000001 for your second one
334
335config PPC_EARLY_DEBUG_OPAL_VTERMNO
336 hex "vterm number to use with OPAL early debug"
337 depends on PPC_EARLY_DEBUG_OPAL
338 default "0"
339 help
340 This correspond to which /dev/hvcN you want to use for early
341 debug.
342
343 On OPAL v2, this will be 0 for network console and 1 or 2 for
344 the machine built-in serial ports.
345
346config PPC_EARLY_DEBUG_44x_PHYSLOW
347 hex "Low 32 bits of early debug UART physical address"
348 depends on PPC_EARLY_DEBUG_44x
349 default "0x40000200"
350 help
351 You probably want 0x40000200 for ebony boards and
352 0x40000300 for taishan
353
354config PPC_EARLY_DEBUG_44x_PHYSHIGH
355 hex "EPRN of early debug UART physical address"
356 depends on PPC_EARLY_DEBUG_44x
357 default "0x1"
358
359config PPC_EARLY_DEBUG_40x_PHYSADDR
360 hex "Early debug UART physical address"
361 depends on PPC_EARLY_DEBUG_40x
362 default "0xef600300"
363
364config PPC_EARLY_DEBUG_CPM_ADDR
365 hex "CPM UART early debug transmit descriptor address"
366 depends on PPC_EARLY_DEBUG_CPM
367 default "0xfa202008" if PPC_EP88XC
368 default "0xf0001ff8" if CPM2
369 default "0xff002008" if CPM1
370 help
371 This specifies the address of the transmit descriptor
372 used for early debug output. Because it is needed before
373 platform probing is done, all platforms selected must
374 share the same address.
375
376config PPC_EARLY_DEBUG_16550_PHYSADDR
377 hex "Early debug Serial 16550 physical address"
378 depends on PPC_EARLY_DEBUG_16550
379
380config PPC_EARLY_DEBUG_16550_STRIDE
381 int "Early debug Serial 16550 stride"
382 depends on PPC_EARLY_DEBUG_16550
383 default 1
384
385config FAIL_IOMMU
386 bool "Fault-injection capability for IOMMU"
387 depends on FAULT_INJECTION
388 depends on PCI || IBMVIO
389 help
390 Provide fault-injection capability for IOMMU. Each device can
391 be selectively enabled via the fail_iommu property.
392
393 If you are unsure, say N.
394
395config PPC_FAST_ENDIAN_SWITCH
396 bool "Deprecated fast endian-switch syscall"
397 depends on DEBUG_KERNEL && PPC_BOOK3S_64
398 help
399 If you're unsure what this is, say N.
400
401config KASAN_SHADOW_OFFSET
402 hex
403 depends on KASAN
404 default 0xe0000000 if PPC32
405 default 0xa80e000000000000 if PPC_BOOK3S_64
406 default 0xa8001c0000000000 if PPC_BOOK3E_64
1menu "Kernel hacking"
2
3source "lib/Kconfig.debug"
4
5config PPC_DISABLE_WERROR
6 bool "Don't build arch/powerpc code with -Werror"
7 default n
8 help
9 This option tells the compiler NOT to build the code under
10 arch/powerpc with the -Werror flag (which means warnings
11 are treated as errors).
12
13 Only enable this if you are hitting a build failure in the
14 arch/powerpc code caused by a warning, and you don't feel
15 inclined to fix it.
16
17config PPC_WERROR
18 bool
19 depends on !PPC_DISABLE_WERROR
20 default y
21
22config PRINT_STACK_DEPTH
23 int "Stack depth to print" if DEBUG_KERNEL
24 default 64
25 help
26 This option allows you to set the stack depth that the kernel
27 prints in stack traces. This can be useful if your display is
28 too small and stack traces cause important information to
29 scroll off the screen.
30
31config DEBUG_STACKOVERFLOW
32 bool "Check for stack overflows"
33 depends on DEBUG_KERNEL
34 help
35 This option will cause messages to be printed if free stack space
36 drops below a certain limit.
37
38config HCALL_STATS
39 bool "Hypervisor call instrumentation"
40 depends on PPC_PSERIES && DEBUG_FS && TRACEPOINTS
41 help
42 Adds code to keep track of the number of hypervisor calls made and
43 the amount of time spent in hypervisor calls. Wall time spent in
44 each call is always calculated, and if available CPU cycles spent
45 are also calculated. A directory named hcall_inst is added at the
46 root of the debugfs filesystem. Within the hcall_inst directory
47 are files that contain CPU specific call statistics.
48
49 This option will add a small amount of overhead to all hypervisor
50 calls.
51
52config PPC_EMULATED_STATS
53 bool "Emulated instructions tracking"
54 depends on DEBUG_FS
55 help
56 Adds code to keep track of the number of instructions that are
57 emulated by the in-kernel emulator. Counters for the various classes
58 of emulated instructions are available under
59 powerpc/emulated_instructions/ in the root of the debugfs file
60 system. Optionally (controlled by
61 powerpc/emulated_instructions/do_warn in debugfs), rate-limited
62 warnings can be printed to the console when instructions are
63 emulated.
64
65config CODE_PATCHING_SELFTEST
66 bool "Run self-tests of the code-patching code."
67 depends on DEBUG_KERNEL
68 default n
69
70config FTR_FIXUP_SELFTEST
71 bool "Run self-tests of the feature-fixup code."
72 depends on DEBUG_KERNEL
73 default n
74
75config MSI_BITMAP_SELFTEST
76 bool "Run self-tests of the MSI bitmap code."
77 depends on DEBUG_KERNEL
78 default n
79
80config XMON
81 bool "Include xmon kernel debugger"
82 depends on DEBUG_KERNEL
83 help
84 Include in-kernel hooks for the xmon kernel monitor/debugger.
85 Unless you are intending to debug the kernel, say N here.
86 Make sure to enable also CONFIG_BOOTX_TEXT on Macs. Otherwise
87 nothing will appear on the screen (xmon writes directly to the
88 framebuffer memory).
89 The cmdline option 'xmon' or 'xmon=early' will drop into xmon
90 very early during boot. 'xmon=on' will just enable the xmon
91 debugger hooks. 'xmon=off' will disable the debugger hooks
92 if CONFIG_XMON_DEFAULT is set.
93 xmon will print a backtrace on the very first invocation.
94 'xmon=nobt' will disable this autobacktrace.
95
96config XMON_DEFAULT
97 bool "Enable xmon by default"
98 depends on XMON
99 help
100 xmon is normally disabled unless booted with 'xmon=on'.
101 Use 'xmon=off' to disable xmon init during runtime.
102
103config XMON_DISASSEMBLY
104 bool "Include disassembly support in xmon"
105 depends on XMON
106 default y
107 help
108 Include support for disassembling in xmon. You probably want
109 to say Y here, unless you're building for a memory-constrained
110 system.
111
112config DEBUGGER
113 bool
114 depends on KGDB || XMON
115 default y
116
117config VIRQ_DEBUG
118 bool "Expose hardware/virtual IRQ mapping via debugfs"
119 depends on DEBUG_FS
120 help
121 This option will show the mapping relationship between hardware irq
122 numbers and virtual irq numbers. The mapping is exposed via debugfs
123 in the file powerpc/virq_mapping.
124
125 If you don't know what this means you don't need it.
126
127config BDI_SWITCH
128 bool "Include BDI-2000 user context switcher"
129 depends on DEBUG_KERNEL && PPC32
130 help
131 Include in-kernel support for the Abatron BDI2000 debugger.
132 Unless you are intending to debug the kernel with one of these
133 machines, say N here.
134
135config BOOTX_TEXT
136 bool "Support for early boot text console (BootX or OpenFirmware only)"
137 depends on PPC_OF && PPC_BOOK3S
138 help
139 Say Y here to see progress messages from the boot firmware in text
140 mode. Requires either BootX or Open Firmware.
141
142config PPC_EARLY_DEBUG
143 bool "Early debugging (dangerous)"
144 # PPC_EARLY_DEBUG on 440 leaves AS=1 mappings above the TLB high water
145 # mark, which doesn't work with current 440 KVM.
146 depends on !KVM
147 help
148 Say Y to enable some early debugging facilities that may be available
149 for your processor/board combination. Those facilities are hacks
150 intended to debug problems early during boot, this should not be
151 enabled in a production kernel.
152 Note that enabling this will also cause the kernel default log level
153 to be pushed to max automatically very early during boot
154
155choice
156 prompt "Early debugging console"
157 depends on PPC_EARLY_DEBUG
158 help
159 Use the selected console for early debugging. Careful, if you
160 enable debugging for the wrong type of machine your kernel
161 _will not boot_.
162
163config PPC_EARLY_DEBUG_LPAR
164 bool "LPAR HV Console"
165 depends on PPC_PSERIES
166 help
167 Select this to enable early debugging for a machine with a HVC
168 console on vterm 0.
169
170config PPC_EARLY_DEBUG_LPAR_HVSI
171 bool "LPAR HVSI Console"
172 depends on PPC_PSERIES
173 help
174 Select this to enable early debugging for a machine with a HVSI
175 console on a specified vterm.
176
177config PPC_EARLY_DEBUG_G5
178 bool "Apple G5"
179 depends on PPC_PMAC64
180 help
181 Select this to enable early debugging for Apple G5 machines.
182
183config PPC_EARLY_DEBUG_RTAS_PANEL
184 bool "RTAS Panel"
185 depends on PPC_RTAS
186 help
187 Select this to enable early debugging via the RTAS panel.
188
189config PPC_EARLY_DEBUG_RTAS_CONSOLE
190 bool "RTAS Console"
191 depends on PPC_RTAS
192 select UDBG_RTAS_CONSOLE
193 help
194 Select this to enable early debugging via the RTAS console.
195
196config PPC_EARLY_DEBUG_MAPLE
197 bool "Maple real mode"
198 depends on PPC_MAPLE
199 help
200 Select this to enable early debugging for Maple.
201
202config PPC_EARLY_DEBUG_ISERIES
203 bool "iSeries HV Console"
204 depends on PPC_ISERIES
205 help
206 Select this to enable early debugging for legacy iSeries. You need
207 to hit "Ctrl-x Ctrl-x" to see the messages on the console.
208
209config PPC_EARLY_DEBUG_PAS_REALMODE
210 bool "PA Semi real mode"
211 depends on PPC_PASEMI
212 help
213 Select this to enable early debugging for PA Semi.
214 Output will be on UART0.
215
216config PPC_EARLY_DEBUG_BEAT
217 bool "Beat HV Console"
218 depends on PPC_CELLEB
219 select PPC_UDBG_BEAT
220 help
221 Select this to enable early debugging for Celleb with Beat.
222
223config PPC_EARLY_DEBUG_44x
224 bool "Early serial debugging for IBM/AMCC 44x CPUs"
225 depends on 44x
226 help
227 Select this to enable early debugging for IBM 44x chips via the
228 inbuilt serial port. If you enable this, ensure you set
229 PPC_EARLY_DEBUG_44x_PHYSLOW below to suit your target board.
230
231config PPC_EARLY_DEBUG_40x
232 bool "Early serial debugging for IBM/AMCC 40x CPUs"
233 depends on 40x
234 help
235 Select this to enable early debugging for IBM 40x chips via the
236 inbuilt serial port. This works on chips with a 16550 compatible
237 UART. Xilinx chips with uartlite cannot use this option.
238
239config PPC_EARLY_DEBUG_CPM
240 bool "Early serial debugging for Freescale CPM-based serial ports"
241 depends on SERIAL_CPM
242 select PIN_TLB if PPC_8xx
243 help
244 Select this to enable early debugging for Freescale chips
245 using a CPM-based serial port. This assumes that the bootwrapper
246 has run, and set up the CPM in a particular way.
247
248config PPC_EARLY_DEBUG_USBGECKO
249 bool "Early debugging through the USB Gecko adapter"
250 depends on GAMECUBE_COMMON
251 select USBGECKO_UDBG
252 help
253 Select this to enable early debugging for Nintendo GameCube/Wii
254 consoles via an external USB Gecko adapter.
255
256config PPC_EARLY_DEBUG_WSP
257 bool "Early debugging via WSP's internal UART"
258 depends on PPC_WSP
259 select PPC_UDBG_16550
260
261endchoice
262
263config PPC_EARLY_DEBUG_HVSI_VTERMNO
264 hex "vterm number to use with early debug HVSI"
265 depends on PPC_EARLY_DEBUG_LPAR_HVSI
266 default "0x30000000"
267 help
268 You probably want 0x30000000 for your first serial port and
269 0x30000001 for your second one
270
271config PPC_EARLY_DEBUG_44x_PHYSLOW
272 hex "Low 32 bits of early debug UART physical address"
273 depends on PPC_EARLY_DEBUG_44x
274 default "0x40000200"
275 help
276 You probably want 0x40000200 for ebony boards and
277 0x40000300 for taishan
278
279config PPC_EARLY_DEBUG_44x_PHYSHIGH
280 hex "EPRN of early debug UART physical address"
281 depends on PPC_EARLY_DEBUG_44x
282 default "0x1"
283
284config PPC_EARLY_DEBUG_40x_PHYSADDR
285 hex "Early debug UART physical address"
286 depends on PPC_EARLY_DEBUG_40x
287 default "0xef600300"
288
289config PPC_EARLY_DEBUG_CPM_ADDR
290 hex "CPM UART early debug transmit descriptor address"
291 depends on PPC_EARLY_DEBUG_CPM
292 default "0xfa202008" if PPC_EP88XC
293 default "0xf0001ff8" if CPM2
294 default "0xff002008" if CPM1
295 help
296 This specifies the address of the transmit descriptor
297 used for early debug output. Because it is needed before
298 platform probing is done, all platforms selected must
299 share the same address.
300
301endmenu